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

• 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

• 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

• 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

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

• 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