Technical Resources

Information Updates

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Information Updates 2014

  • Information Update #119 May 15, 2014
    • ADEQ UST Program New Testing Requirements
    • Method 1664 Subcommittee Report
    • EPA 624 and 625 QC Limits
    • EPA Method 200.8 Clarification
    • HACH Method 10360
  • Information Update #118 January 13, 2014
    • EPA memo on use of hydrochloric acid (HCl) in digests for ICP-MS Analysis
    • Director approved methods
    • Subcommittee formed on 1664A and 1664B method requirements
    • Clarification on Standard Methods 9222D, Determination of Fecal Coliforms by Membrane Filter Procedure
    • New videos: Alternatives to Mercury-Containing Thermometers and Pipette Calibration and Cleaning

Information Updates 2013

Information Update #117 August 14, 2013

  • EPA 1664B Clarification on sodium sulfate
  • Additional URL changes to Licensure web pages
  • Renewing, adding, deleting methods process

Information Update #116 June 4, 2013

  • Website update and new URLs
  • Renewing, adding, deleting methods process
  • Director approved methods
  • Sorting licensed laboratory parameters using web system

Information Update #115 April 1, 2013

  • Summary of HACH 10360 Revision 1.2 QC requirements
  • Director approved methods: EPA 334.0 and SM 2540E
  • DMR-QA Study 33
  • EPA hotline website
  • EPA 300.1 - sparging to remove chlorine dioxide
  • Electronic signatures on chain of custody documents
  • Glyphosate EPA 547 hold time clarification
  • Clarification on EPA 302

Information Updates 2012

Information Updates 111-114

Information Update #111 March 2, 2012

  • Updated MICE contact information
  • Director approved methods
  • SIM for EPA Method 625
  • Filtration of Method Blanks in SM 9222B and 9222D
  • Proposed Oil & Grease Method
  • Alkalinity quality control
  • MRL Confirmation and requirements for UCMR-3
  • Wastewater Operator Training workshop May 16, 2012

Information Update #112 May 25, 2012

  • Method Update Rule (MUR)approved May 18, 2012
  • Notable changes in MUR
  • Useful Information related to the MUR
  • ADHS Director Approvals related to MUR

Information Update #113 June 26, 2012

  • Clarification on certification acrolein and acrylonitrile
  • Participation in UCMR3 - approvals
  • Director approvals
  • Clarification on recently approved DO, BOD, and CBOD methods
  • Copy of Hach 10360 method available from Office
  • Hydrogen as an alternate carrier gas in drinking water method

Information Update #114 November 6, 2012

  • LCR/LDR requirements for EPA 200 and 300 methods
  • AZ Data Qualifiers Revision 4.0
  • Sub-list of compounds for organic methods - SOP
  • Orthophosphate for NPDES permits
  • Total Organic Carbon (TOC) by SM 5310
  • PCBs hold time
  • Director Approved method

Information Updates 2011

Information Updates 107-110

Special Proficiency Update November 28, 2011

New proficiency testing (PT) criteria have been issued by TNI and will be in effect for all approved PT providers and will affect all U.S. laboratories. Effective January 3, 2012, the new criteria for the Drinking Water and Solids and Chemical Waste PT studies will be in effect. The new criteria for the Non-Potable Water studies took affect in October 2011. If you would like to review the changes, please visit The Fields of Proficiency Testing web page for more information.

Information Update #107 January 28, 2011

  • New Program Manager
  • Medical Marijuana Draft Rules
  • Additional analytes for TO-15
  • Fecal Coliform by Colilert-18 ATP
  • Memo on Spiking Samples in SW-846 Organic Extraction Methods

Information Update #108 July 15, 2011

  • New Director Approved Methods
  • Calibration Training on Web
  • Request for changes to data qualifier list
  • Inspection Appraisal Forms now in online format
  • ERLN Membership deadline

Information Update #109 October 5, 2011

  • Email Notification of Updates
  • Data Qualifier Subcommittee
  • MDL Procedure - alternate approaches
  • AZ 8260 Fuels list and survey
  • Director Approved
  • Luminescence Dissolved Oxygen (LDO)
  • Paint Filter Tests
  • Alkalinity

Information Update #110 November 4, 2011

  • Director Approved
  • Alkalinity
  • Preservation of Phenol samples by EPA 420.1
  • Status of Method Update Rule

Information Updates 2010

Information Updates 104-106

Information Update #104 January 6, 2010

  • On-line Web Application status and review of billing system
  • Selection of Drinking Water (SDW) Organic methods on application
  • Reminder - No combination fees on application
  • Director Approved methods update and reminder of process
  • Acrolein/Acrylonitrile by EPA method 624 - Flagging data
  • Biochemical Oxygen Demand (BOD) - Nutrients in samples

Information Update #105 July 16, 2010

  • Program Manager leaving
  • Furlough Days for Fiscal Year 2011
  • Dissolved Sulfide holding time
  • Helpful hints for Endothall, EPA 548.1
  • Wastewater Operator Training
  • Director Approved methods

Information Update #106 November 30, 2010

  • Silver by EPA 200.8
  • Director Approved Methods
  • Fecal Coliform, IDEXX Colilert-18, Notification from IDEXX
  • Clarification from EPA on the Presevation of Bacterial Samples
  • ADEQ Request for Information
  • DMRQA Study 31

Information Updates 2009

Information Updates 102-103

Information Update #102 (April 2, 2009)

  • Allowed/disallowed method modifications to EPA 1664A
  • EPA Region 9 Supplement to Luminescence Dissolved Oxygen
  • "Should" and "Must" terms
  • EPA 548.1, endothall triplicate calibration standards
  • Director Approved methods added
  • LFB at MRL
  • BOD Results and Dilutions
  • DMRQA Study 29
  • Wastewater Workshop coming up

Information Update #103 (June 25, 2009)

  • New email for application requests/questions
  • New resources on EPA Clean Water Act webpage
  • Director approved methods added
  • BOD correction from Update 102
  • Clarification of LFB at MRL
  • Sample refrigerator temperature range
  • Autoclave Datalogger
  • Hydroxide eluents for EPA 300.0 and 300.1
  • Wastewater microbiology hold time

Information Updates 2008

Information Updates 98-101

Information Update #98 (February 11, 2008)

  • Dissolved sulfide - sample handling correction
  • Director Approved Method Modifications being revised
  • Distillation of Fluoride and Ammonia
  • Record temperature upon receipt of samples
  • Surface Water Workshop in March 2008
  • Changes to laboratory parameter list communication

Information Update #99 (March 21, 2008)

  • Director Approved Method Modifications approved
  • Method TO14A Determination of VOCs approved
  • EPA methods can be found at website
  • DMR-QA Study 28 begins May 1
  • Pharmaceutical/personal care methods in wastewater

Information Update #100 (August 11, 2008)

  • New Surveyor joins ADHS
  • New Director Approved methods available
  • RadChem proficiency frequency
  • 525.2 calibration change allowance
  • Fluoride and ammonia distillation
  • DMRQA 28 Update
  • Upcoming Workshop Planning Meeting

Information Update #101 (November 10, 2008)

  • Drinking Water Data Qualifiers Removed
  • Update on Fluoride and ammonia distillation
  • Recent Director Approvals
  • LCS/LCSD and MS/MSD Requirements
  • Infrared (IR) detection device calibration criteria
  • Unannounced audits
  • TNI Fields of Proficiency Testing

Information Updates 2007

Information Updates 94-97

Information Update #94 (February 22, 2007)

  • Clarification of E. coli testing for AZPDES, APP, and Reuse permits
  • Guidance documents for 7000B/7010 and 8000C
  • New director approved methods since Dec. 5, 2006 available
  • All licensure fees due at time of renewal
  • Labs must be compliant with EPA Drinking Water Manual
  • Method Update Rule information
  • Procedure to check heating block temperature
  • Wastewater volatile method conditions can be altered
  • Collision cell for 200.8 (WW versus SDW)
  • DMRQA Training April 2007

Information Update #95 (April 13, 2007)

  • Method Update Rule final on March 12, 2007
  • Clarification on items in Method Update Rule & Information Update 94
  • Quanti-tray approved for E. coli in NPDES
  • Clarification on application renewals
  • Konelab discrete analyzer approval for total cyanide
  • Graduated cylinders allowed for residue methods
  • ELAC subcommittee updating Data Qualifiers
  • DMRQA Training in April 2007
  • BOD Workshop in June 2007

Information Update #96 (May 25, 2007)

  • Unannounced surveys to begin
  • Method Update Rule Corrections
  • Wastewater and Sewage Sludge Final Rule
  • Readycult Version 1.1 Approved
  • Arizona drinking water commercial labs with parameters now available

Information Update #97 (November 2, 2007)

  • Unannounced surveys continue
  • Arizona Data Qualifiers Revision 3 now available
  • n-hexane added to target analyst list of 8260B
  • Composite results for VOC analysis
  • Dissolved parameters filtering time frame
  • Chemstation "bug"
  • List of All Licensed Laboratories now on web
  • Input requested for concept of application on web
  • Correction to Information Update 87

Information Updates 2006

Information Updates 88-93

Information Update #88 (January 18, 2006)

  • Office has a new name
  • Clarification on analytical batch
  • Electronic signatures update
  • Calibration of surrogates in 8000 methods
  • Change in approved methods for drinking water arsenic
  • Duplicates in microbiology
  • EPA program contacts in Cincinnati
  • PT providers update
  • Disinfectant Byproduct rule
  • E-mail, e-licensing, credit card and DMRQA surveys
  • Training update

Information Update #89 (May 15, 2006)

  • Clarification on EPA contacts
  • ADHS Revising Rules
  • Search the State Lab Website feature
  • Collision cell for EPA 200.8
  • Desorb time for volatile analysis in wastewater and drinking water
  • Konalab is not approved for drinking water
  • Reminder of material needed at start of on-site
  • Compliance testing with non approved methods - flags
  • EPA 524.2 and EPA 552.2 information from EPA
  • Reminder concerning changes in name, director or location
  • Freon based methods no longer approved
  • Clarification of duplicate analysis for microbiological samples
  • EPA 821-R-02-012 for acute toxicity approved
  • Training survey

Information Update #90 (August 11, 2006)

  • Status of Draft Environmental Rules
  • Public Meetings for Calibration DVD announced
  • Addition of 7000B, 7010 and 8000C in draft rules
  • SimPlate as a stand alone method
  • ADEQ discontinuing requests for freon based methods
  • Withdrawal of Reactivity Cyanide and Sulfide
  • Electronic data requested two weeks prior to on-site
  • Hydrocarbon ranges
  • Department no longer mailing application out to facilities
  • Use of all available digits during calculations
  • Target and Target DP software should be set to "By Amount"

Information Update #91 (September 5, 2006)

  • Laboratory input requested for permit required compounds not found in 40CFR Part 136 and therefore, have no promulgated methods

Information Update #92 (October 10, 2006)

  • Notice of Proposed Rulemaking Oral Proceedings to be held in Flagstaff, Phoenix and Tucson on October 17, 19, and 20, 2006 respectively.

Information Update #93 (December 8, 2006)

  • Environmental Licensure Rules Approved and Effective Dec. 5, 2006
  • Common Questions regarding new rules
  • Electronic data requests
  • Allowable method modifications for EPA method 625

Information Updates 2005

Information Updates 86-87

Information Update #86 (March 9, 2005)

  • There are two new director approved methods
  • Include AZ number in correspondence
  • New DMRQA coordinator
  • Preservation requirements for acrolein and acrylonitrile in EPA 624
  • Methods for analytes not in 40 CFR 136
  • Quality Control for EPA 508 and 508.1
  • Temperature requirements for pH
  • 8015AZ clarification
  • "Basics of Analytical Instrument Calibration" Workshop

Information Update #87 (July 7, 2005)

  • Director approval of Alternative Default Limits
  • Director approval of 10 additional parameters for EPA 625
  • New reporting protocol for HAA5 and TTHMs
  • Reminder on submitting application and fees
  • Methods that do not require MDL studies
  • Clarification on background subtraction for EPA 524.2
  • 5th Edition of the Drinking Water Manual
  • Freon-based methods will no longer be approved
  • ELAC has been rescheduled

Information Updates 2004

Information Updates 83-85

Information Update #83 (March 18, 2004)

  • There are three training classes being offered in April.
  • How to Properly & Scientifically Calibrate an Analytical System
  • Effective Internal Auditing
  • Prevention through Effective Corrective Actions

Information Update #84 (May 04, 2004)

  • June 1, 2004, Office will have new address.
  • EPA method 1664A: Use of explosion proof hoods.
  • ADHS Checklists now available on web site.
  • EPA Broadcast of Stage 1 Disinfectants and disinfection byproducts rule on May 18, 2004.
  • Amendment to method approval rule A.A.C. R9-14-610.

Information Update #85 (November 15, 2004)

  • New url for ADHS web pages.
  • New url for emails.
  • Uranium by EPA 200.8 has been director approved.
  • Drinking water reporting limits for TTHMs and HAA5s.
  • New training manager for State Health Laboratory.

Information Updates 2003

Information Updates 79-82

Information Update #79 (January 28, 2003)

  • The workshops during the first week of March 2003 have been confirmed

Information Update #80 (July 18, 2003)

  • Clarification of requirements of method 300.0
  • Reporting the correct value for total xylenes
  • The environmental licensure application form is on the ADHS website
  • ADHS Instrument Calibration Policy
  • A new search feature has been added to ADHS's main website
  • Holding time is 6 hour from sampling for fecal coliform (Sewage & Sludge)
  • Guidelines to submit a completed application before the expiration
  • SOP's can include copies of Tables or Figures
  • An Inspection Appraisal Form has been developed

Information Update #81 (October 30, 2003)

  • New Program Manager for Environmental Laboratory Licensure
  • EPA clarification for of LFB for method 300.0
  • Director approved methods and analytes
  • Biosolids - Sludge methods
  • Bottled Water regulations and authority

Information Update #82 (December 15, 2003)

  • Revised Data Qualifiers, Revision 2.0
  • Director approval of Microwave Digestion for Metals
  • Digestion acids for 200.7, 200.8 and 200.9
  • Future Workshops

Information Updates 2002

Information Updates 70-78

Information Update #70 (February 15, 2002)

  • Standard Method 9223B, Colilert Quanti-Tray MPN
  • Maximum holding times for coliform analysis
  • Method 8000B, method blank concentrations
  • The residue non-filterable (TSS) methods
  • Calibration verification standards for methods 8260 and 8270

Information Update #71 (March 8, 2002)

  • Surface Water/Ground Water Sampling and Analysis Workshop

Information Update #72 (March 18, 2002)

  • Laboratory Safety Workshop

Information Update #73 (May 23, 2002)

  • The expanded Arizona Data Qualifiers
  • Maximum holding time for heterotropic bacteria in drinking water
  • Flags for unacceptable matrix spikes

Information Update #74 (June 17, 2002)

  • Discharge Monitoring Report-Quality Assurance (DMR-QA) study 22
  • Workshop on basic quality assurance and quality control survey

Information Update #75 (July 01, 2002)

  • Appropriate software for chromatographic instrumentation
  • Workshop on advanced quality assurance and quality control

Information Update #76 (July 19, 2002)

  • Accredited providers for whole effluent toxicity (WET) testing samples
  • Quality assurance and quality control workshop announcements

Information Update #77 (October 10, 2002)

  • Protocol for analysis of specific compounds using Selected Ion Monitoring (SIM)
  • Increase the sensitivities of the EPA 525.2 method analytes
  • Protocol to validate the use of non-linear calibration models
  • Standard Methods 9221F has been approved for testing wastewater (NPDES)
  • GC and Chromatography workshop announcement

Information Update #78 (December 17, 2002)

  • Two workshops during the first week of March 2003

Information Updates 2001

Information Updates 65-69

Information Update #65 (March 2, 2001)

  • Office of Laboratory Licensure, Certification and Training new address and phone numbers
  • The next quarterly ELAC meeting announcement
  • Approval of 314.0, 515.3, 526, 528, 532
  • Licensure requirements to test for Perchlorate by method 314.0
  • The holding time for nitrates has been extended to 14 days
  • Preservation criteria for method 525.2

Information Update #66 (May 14, 2001)

  • New Program Manager for Environmental Laboratory Licensure
  • Notice of method modifications for blanket approval from our Director
  • Items from the Labcert Bulletin dated March 2001

Information Update #67 (May 30, 2001)

  • Requirements for the WP and DMR-QA studies

Information Update #68 (October 12, 2001)

  • Major changes in our web site
  • Permissible Director approved method modifications
  • The Proficiency Evaluation (PE) sample protocol for Arizona
  • The use of CFC-113 will no longer be permitted
  • Inspector General of EPA letter

Information Update #69 (November 21, 2001)

  • EPA clarifications for the use of CFC-113
  • Arizona Data Qualifiers from 12/11/200, additional comments received
  • ADEQ, Drinking Water Data Qualifiers 10/23/2001

Information Updates 2000

Information Updates 60-64

Information Update #60 (January 21, 2000)

  • USEPA Drinking Water Revisions (Federal Register: December 1, 1999)
  • Region IX delegation of the oversight responsibility to ADHS
  • Labcert Bulletin dated June, 1999
  • NIST accredited proficiency test (PT) providers
  • Environmental Laboratory Advisory Committee (ELAC) meeting announcement
  • Editorial corrections to Information Update #42

Information Update #61 (March 27, 2000)

  • Items from the Labcert Bulletin dated January, 2000
  • Environmental Express Pro Weight Glass-fiber filter disks for the analysis of TDS at 180º C
  • EPA has published the Federal Register dated January 19, 2000
  • Surface Water Ground Water Sampling and Analysis workshop announcement
  • "Subsampling for Laboratories" workshop survey
  • Environmental Laboratory Advisory Committee meeting announcement

Information Update #62 (June 16, 2000 )

  • Comments for "current" MDLs (Method Detection Limits)
  • ADEQ / DWAR form to be used for TTHM
  • Methods 1631, 1657 and 1613 approved in Arizona for compliance testing
  • Preservation technique for 2-chloroethyl vinyl ether in water samples
  • MDLs and Reporting limits survey for SOCs

Information Update #63 (August 29, 2000 )

  • Deletion of 2-chloroethyl vinyl ether from 8260AZ list
  • Cupric sulfate catalyst for Total Kjeldahl Nitrogen Analyses
  • ADEQ requirement for Arizona Data Qualifiers
  • Thallium analysis in ground water, survey for ADEQ

Information Update #64 (December 15, 2000)

  • Environmental Rules Changes
  • Implementation date for the Data Qualifiers
  • Validation of mercury analysis using a hot block digester
  • “Preparing To Be An Expert Witness” workshop survey
  • Office of Laboratory Licensure, Certification and Training move
  • Using Hach Method 8001 for compliance testing of Total Coliform in wastewater

Information Updates 1999

Information Updates 54-59

Information Update #54 (February 05, 1999)

  • Arizona's new PE policy and schedule (refer also to Information Update #52, item #2)
  • Records retention and Y2K
  • ADEQ's new policies and web site address
  • "An Overview of Environmental Regulations & Methods" workshop announcement

Information Update #55 (March 01, 1999)

  • EPA 5035 implementation reminder (refer also to Information Update #52, item #5 and Information Update #53, item #2)
  • ELAC meeting announcement
  • 8021AZ and 8260AZ reporting limit survey

Information Update #56 (April 23, 1999)

  • New MICE e-mail address
  • Request for laboratories to inform Arizona Laboratory Licensure of corrective actions taken, if any, in PE studies
  • Office policy on frequency and certification on reference and "working" weights
  • Director approved methods for compliance testing in drinking water
  • Preservation criteria for methods 200.7 (rev 4.4), 200.8 (rev 5.4), 200.9 (rev 2.2), 245.1 (rev 3.0).
  • "New and Upcoming Technologies in Microbiology Testing" workshop

Information Update #57 (July 15, 1999)

  • EPA TO-15 for compliance testing of air in Arizona
  • Disinfectant Byproducts Methods for drinking water testing in Arizona
  • Promulgation of method 1664, revision A
  • Holding time for BOD samples
  • Excerpts from ELAC meeting
  • "An Overview of Environmental Regulations and Methods" workshop
  • Arizona's shortened standardized list for EPA 8270C

Information Update #58 (September 08, 1999)

  • "Surface Water/Ground Water Sampling and Analysis" workshop
  • "An Introduction to Performance Based Measurement System (PBMS)" workshop

Information Update #59 (October 15, 1999)

  • Using a buffer as a matrix modifier in method 200.7
  • MDLs in soils
  • The BFB tune for GC/MS volatile methods
  • Criteria for maintaining current MDLs
  • ADHS/Bureau of Laboratory Services has Chemist/Consultant positions open
  • ADEQ's 5035 draft policy

Information Updates 1998

Information Updates 41-53

Information Update #41 (January 23, 1998)

  • EPA methods 420.1 and 420.2 for total phenols approval (refer also to clarification in Information Update #42, item #1)
  • "C6 - C32 Hydrocarbons in Soil - 8015AZ" approval (refer also to clarification in Information Update #44, item #2)
  • 8015AZ Arizona Lab Licensure Certification requirements plus PE sample survey
  • Arizona becoming a NELAC State opinion survey (refer also to Information Update #42, item #8)
  • Workshops feedback

Information Update #42 (February 9, 1998)

  • EPA methods 420.1 and 420.2 (clarification from Information Update #41, item #1)
  • Method 8015AZ recommendations
  • Method 8021AZ (clarification from Information Update #40, item #3)
  • HACH methods
  • Multi-component analysis QC requirements
  • Methods 900.0 and 00-02 for radchem analysis
  • EPA methods 8260A and B quantitation ions
  • NELAC survey (refer also to Information Update #41, item #4)
  • National Methods and Data Comparability Board (MDCB) and request for information on difficult methods

Information Update #43 (February 18, 1998)

  • SW-846 Update III promulgation and licensure fee schedule
  • Method 8000B Round Table discussion (refer also to Information Update #44, item #1)
  • Radionuclide methods for drinking water promulgated by EPA and Arizona Laboratory Licensure
  • Method 380-75WE for fluoride testing in drinking water
  • Arizona Aquifer Water Quality Standard (AWQS) thallium requirement

Information Update #44 (March 16, 1998)

  • Method 8000B discussion (refer to Information Update #43, item #2)
  • Method 8015AZ (clarification from Information Update #41, item #2) (refer also to clarification in Information Update #45, item #3)
  • Microbiology collection bottles sterility failure
  • Interelement spectral interference evaluation requirements, 200.7 and 6010B
  • Quarterly ELAC meeting (refer also to Information Update #45, item #2)

Information Update #45 (April 2, 1998)

  • Statistical data for 8015AZ blind PE study samples from ERA (refer also to clarification in Information Update #48, item #6)
  • ELAC meeting (refer also to Information Update #44, item #5)
  • Method 418.1AZ to 8015AZ transition (clarification from Information Update #44, item #2)
  • Eppendorf pipet calibration criteria established by Laboratory Licensure

Information Update #46 (May 1, 1998)

  • SW-846 update III implementation by Arizona Laboratory Licensure

Information Update #47 (June 4, 1998)

  • Method 8000B comments/answers from Methods Information and Communication Exchange (MICE)
  • Field reagent blank/trip blank requirements
  • Adding a method or additional analyte not found in the Environmental Laboratory Licensure Rules
  • 40CFR part 136.3 correction
  • EPA methods 8260B and 8270C
  • Method 8270C quantitation requirements for N-Nitrosodiphenylamine
  • 8015AZ method survey

Information Update #48 (July 10, 1998)

  • Standard criteria for reporting level
  • "Hot Block" digestion system (refer to clarification in Information Updates #50 and #51)
  • Holding time for trip blanks
  • Microbiology sample temperature
  • Presence-absence (P-A) coliform test for drinking water
  • 8015AZ PE study (clarification from Information Update #45, item #1)
  • SOP requirements

Information Update #49 (August 7, 1998)

  • "Basic Techniques for Technicians and Entry Level Analysts"/"Preparing Your Laboratory for an External Audit"/"Performing Internal Audits and Surveillances Within Your Laboratory" workshops
  • OLLCT voice mail system instructions and employee extensions
  • Information Update #50 (August 21, 1998)
  • "Hot Block Digestors" (clarification from Information Update #48, item #2) (refer also to clarification from Information Update #51)

Information Update #51 (September 14, 1998)

  • Methyl mercury chloride spiking compound using "Hot Block Digestor" for mercury analysis in various media (clarification from Information Updates #48 and #50)

Information Update #52 (November 16, 1998)

  • Revised 1-800 number
  • PE studies in Arizona (refer also to Information Update #54, item #1)
  • On-site inspection form
  • Matrix spikes and batching for 8000 series organic methods
  • EPA 5035 implementation (refer to Information Update #53, item #2 and Information Update #55, item #1)
  • En CoreTM sampling device demonstration
  • Quarterly ELAC meeting announcement
  • Standardized 8260AZ analyte list (see Update #63 for a revised list)

Information Update #53 (December 23, 1998)

  • Promulgation of method 8015AZ, revision 1
  • EPA 5035 implementation extension (refer also to Information Update #52, item #5 and Information Update #55, item #1)

Information Updates 1997

Information Updates 35-40

Information Update #35 (March 27, 1997)

  • "Externalization of EPA’s Water Laboratory Performance Evaluation Programs" (refer also to
  • Information Update #34, item #1)
  • NELAC PT Committee
  • Non-promulgation of Standard Method 3113B for thallium in drinking water
  • Cyanide analysis in drinking water, waste water, and groundwater

Information Update #36 (May 1, 1997)

  • Method 1664 update
  • Streamlining EPA’s Test Methods Approval Program
  • EPA’s notice on recently approved/accepted methods
  • "Cryptosporidium and Water" audio conference
  • ADHS Administrative Hearing to revoke Westech’s License
  • "Partnership for the Future" sponsored by ASTPHLD

Information Update #37 (June 10, 1997)

  • Arizona’s revised Administrative Rules for the Environmental Laboratory Licensure Program
  • SW-846 Update III
  • Matrix spike limits by 8000 series method
  • EPA 608 and Laboratory Licensure Program’s QC criteria for multi-peak components
  • MDL’s for 608, 8080 and 8081
  • Initial method capability study for partial compound lists or a complete list
  • Reporting requirements for diluted samples

Information Update #38 (August 15, 1997)

  • Arizona’s Laboratory Licensure’s New Rules
  • USEPA’s Labcert Bulletin information: Externalization of PE studies, mercury by 200.8, radionuclide final rule, streamlining and PBMS, Colilert-18, quanti-tray Colisure medium, cryptosporidium and water handbook
  • Web sites and phone numbers
  • The National Environmental Laboratory Accreditation Conference (NELAC) progress
  • Information Update web site and downloading instructions

Information Update #39 (October 23, 1997)

  • Client satisfaction survey results
  • Method 8015AZ "C6 - C32 Hydrocarbons in Soil" update
  • Information Update #40 (November 28, 1997)
  • Arizona Environmental Rules amendment update
  • Method 8015AZ update
  • Standard Arizona VOC analyte list for 8021AZ (refer also to clarification in Information Update #42, item #3)
  • Data Evaluation/Analyst Training workshops

Information Updates 1996

Information Updates 22-34

Information Update #22 (January 16, 1996)

  • WP035 on indefinite hold

Information Update #23 (January 30, 1996)

  • WP035 revised schedule
  • Perchloric acid digestion procedure; safety warning by method 3114 B for arsenic and selenium by gaseous hydride AA
  • "Laboratory Waste Disposal" seminar (refer also to Information #21, item #4)
  • Inorganic and Microbiology methods Round Table discussion
  • Liquid-liquid continuous extraction for 600 series EPA methods
  • "Training needs assessment" survey

Information Update #24 (March 5, 1996)

  • EPA method 200.8 for trace metals by ICP/MS
  • EPA method 515.1 and improving extraction efficiencies
  • Inorganic and Microbiology methods discussion (refer also to Information Update #25, item 5)
  • Detection levels for SOC compounds (see also Information Updates #25 and #28)
  • Reporting microbiology results to ADEQ
  • "Environmental Microbiology" workshop

Information Update #25 (March 21, 1996)

  • Detection levels for SOC compounds (clarification of Information Update #24, item #4)
  • EPA approval of the Quanti-Tray Test for total coliforms and E. Coli
  • EPA method 3520 alternate technique by accelerated one step™ extraction
  • HACH method 10014 DPD for low level residual chlorine in waste waters
  • Inorganic and Microbiology methods discussion (see also Information Update #24, item #3)
  • Organic GC Volatile methods Round Table discussion

Information Update #26 (March 29, 1996)

  • ADHS’s administrative pleadings, motions and orders for intent to revoke Westech’s laboratory license

Information Update #27 (April 10, 1996)

  • "The Basics of Quantitation" workshop
  • Drinking Water MDL’s survey
  • Information Update #28 (June 10, 1996)
  • Drinking Water Compliance sample’s MDLs, reporting levels and trigger level requirements by ADEQ (this supercedes information provided in Information Updates #24 and #25)

Information Update #29 (June 19, 1996)

  • Adding a method to a laboratory’s current license
  • EPA method 525.1 and 508.1 and solid phase extraction
  • Continuous liquid-liquid extraction in place of separatory funnels
  • Method 525.2 trip blank analysis for phthalates
  • Lab Licensure Program requirements on 8270B, 8000A
  • Data Collecting and Data Reduction Software survey
  • SOC and GC/MS methods Round Table discussion
  • Workshop by J & W’s survey

Information Update #30 (July 8, 1996)

  • WP/DMRQA proficiency study
  • HACH methods
  • Methods 608 and 625; EPA’s permissible procedural steps; pyrex accelerated one-step extraction concentrations, solvent used for calibration solvent, smaller sample volume

Information Update #31 (August 28, 1996)

  • GC topics workshop by J & W
  • MDL survey results (distributed in Information Update #27)
  • Internet address for ADHS
  • Promulgated drinking water methods as of July 1, 1996

Information Update #32 (October 18, 1996)

  • Screening vs compliance testing in the final report
  • Cyanide preservation
  • Upcoming training activities
  • Drinking water Round Table discussion excerpts

Information Update #33 (November 18, 1996)

  • Practical Ethics for Environmental Laboratories Training sessions

Information Update #34 (December 30, 1996)

  • "Externalization of EPA’s Water Laboratory Performance Evaluation Programs" document (refer also to Information Update #35, item #1)
  • Environmental sampling workshop schedule
  • Polymerase Chain Reaction (PCR) workshop survey

Information Updates 1995

Information Updates 1-21

Information Update #1 (February 10, 1995)

  • "Field Screening Methods for Hazardous Wastes and Toxic Chemicals" workshop
  • Biosphere 2 training forum
  • EPA publication copies
  • 418.1AZ questions and answers

Information Update #2 (February 16, 1995)

  • EPA’s annual QA meeting
  • Information Update satisfaction survey
  • Information Update #3 (February 24, 1995)
  • SW-846 update II publication and ordering information
  • EPA’s testing and reporting requirements for solvents

Information Update #4 (March 2, 1995)

  • 418.1 holding time for waste water samples
  • VOC’s in soil sampling techniques
  • ACCESS EPA, 1993 edition

Information Update #5 (March 9, 1995)

  • VOC’s in drinking water (refer also to Information Update #6, item #4)
  • "Cryptosporidium: The Milwaukee Outbreak" teleconference (refer also to Information Update #8, item #4)
  • Preservation requirement for total metals analysis (refer also to Information Update #7, item #2)
  • Hotline Number for Environmental Technical Support

Information Update #6 (March 17, 1995)

  • SW-846 update II (EPA approved version)
  • ADHS sponsored workshop attendance
  • Eleventh annual EPA sponsored Waste Testing and Quality Assurance Symposium
  • VOC’s in drinking water (refer also to Information Update #5, item #1)
  • A statute clarification
  • EPA’s Office of Ground Water and Drinking Water, Technical Support Division Meetings schedule

Information Update #7 (March 31, 1995)

  • ADEQ’s site characterization guidance for soil samples; 72 hr holding time
  • Acidification of water samples for metals (clarification to Information Update #5, item #3)
  • Metal analysis in drinking water, Technical Notes (refer also to Information Updates #8, 9, item #3)
  • Report on Bio-sphere training workshop

Information Update #8 (April 7, 1995)

  • ADEQ Automated Information Line #
  • EPA method 1664 (refer also to Information Update #9, item #1)
  • Technical Notes for Inorganic methods (refer also to Information Updates #7, 9, item #3)
  • "The Milwaukee Cryptosporidium Outbreak: Two Years Later" teleconference (refer also to Information Update #5, item #2)
  • Survey for proposed "organic workshop"

Information Update #9 (April 14, 1995)

  • EPA method 1664 document number for ordering (clarification of Information Update #8, item #2)
  • LC-GC journal article on GC columns and Accessories and LC troubleshooting
  • Technical Notes for Inorganic methods (refer also to Information Updates #7, 8, item #3)
  • Environmental Sampling Workshop in Prescott

Information Update #10 (April 28, 1995)

  • EPA 200.7 concerning preconcentrating wastewater samples
  • EPA 245.1 method for mercury analysis
  • BTEX in soil (BLS-193 vs 8020)
  • EPA method 300.0 acceptance limits for laboratory fortified matrix, Rev. 2.1, August 1993
  • Formula to convert sludge sample results to "mg/kg in dry weight" (refer also to Information Update #11, item #1)
  • Recruitment for Laboratory Practices Committee established by Arizona Water Pollution Control Association (AWPCA)

Information Update #11 (May 22, 1995)

  • Revised formula for reporting sludge sample results on a dry weight basis (clarification to Information Update #10, item #5)
  • EPA 8020 acceptance criteria for CCV (also refer to Information Update #16, item #1)
  • 8010A vs 8010
  • Calibration prior to Method of Standard Additions
  • Drinking Water trigger level monitoring
  • ELAC Sub-committee guidance document on "Sampling VOC’s in Soil"
  • Immunoassay Certification class
  • "How Safe Is Your Laboratory" satellite broadcast

Information Update #12 (June 9, 1995)

  • Aroclor analysis from EPA Drinking Water Quality Assessment Branch guidance memo
  • EPA methods 9040B, 9045C and pH temperature requirement rules
  • EPA Federal Register Publication "Guidelines Establishing Test Procedures for the Analysis of Pollutants Under the Clean Water Act, Technical Amendments Final Rule"
  • HACH approved methods
  • Standard Method 4500-Cl-G
  • Draft EPA method 1664
  • ADEQ/APP issues
  • 11th annual "Waste Testing and Quality Assurance Symposium"
  • "Data Analysis and reporting" workshop survey
  • "Environmental Laboratories: Testing the Waters" conference announcement

Information Update #13 (July 6, 1995)

  • EPA method 3520 and Pyrex Accelerated One-Step Extractor
  • EPA method 3545 and ASE 200 Accelerated Solvent Extractor
  • Konfirm for Coliform testing
  • Method 200.2 for Drinking Water analysis of metals using ICP and GFAA
  • VOC holding time
  • Method 524.2 and internal standard Fluorobenzene
  • MDL studies
  • EPA method 1311 for TCLP
  • Spiking TCLP extracts
  • Method 200.9 gas mix requirements
  • Sulfide analysis in waste water by SM 4500-S2 D
  • Arsenic and selenium digestion in drinking water
  • IPC requirements for 200.7 (refer also to clarification in Information Update #15, item #1)
  • WP034 extended deadline, WS036 deadline
  • ELAC approval of draft method on field methanolic preservation techniques for VOC’s in soil (refer also to Information Update #14, item #1)
  • Information Update #12, item #7 response
  • "Source Water Protection: An Ounce of Prevention" teleconference

Information Update #14 (July 14, 1995)

  • Clarification to Information Update #13, item #15 on methanolic preservation technique

Information Update #15 (August 8, 1995)

  • EPA 200.7 acceptance limits for IPC solution (clarification from Information Update #13, item #13)
  • Bid proposals for the laboratory services; recommended suggestions
  • OSHA Safety refresher workshop

Information Update #16 (August 15, 1995)

  • EPA methods 8010 and 8020 (clarification from Information Update #11, item #2)
  • Organic Chemistry Workshop (refer also to Information Update #18, item #5)
  • Information Update #17 (August 16, 1995)
  • WS036 due date extension

Information Update #18 (September 15, 1995)

  • EPA methods 502.2 and 524.2 acceptable CCV criteria (correction to Information Update #6, item #4, March 17, 1995)
  • Cyanide in non-aqueous samples holding time
  • Sulfide analysis by 4500-S2 holding time
  • ADEQ/UST section’s acceptance of soil analytic results for volatile analysis; 8021, 8021A vs 8010, 8020
  • Environmental Organic Chemistry workshop (refer also to Information Update #16, item #2)

Information Update #19 (October 27, 1995)

  • "Methanol Preservation in the field, Concerns and Alternatives" document inquiry by ADEQ
  • Drinking Water Reporting (DWAR) forms

Information Update #20 (November 15, 1995)

  • EPA’s Labcert Bulletin copies
  • ADEQ/ADHS development for an alternate GC method for TPH
  • "Auditing Your Lab For Safety" workshop

Information Update #21 (December 22, 1995)

  • Inclusion of palladium modifier for arsenic and selenium by GFAA method 3113 B
  • EPA method 200.9 in drinking water QC requirements
  • Basic Gas Chromatography workshop
  • "Laboratory Waste Disposal" seminar (refer also to Information Update #23, item #4)

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This page last updated May 16, 2014