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Drinking Water Laboratory Certification Policies & Guidance

Policies and guidance documents through MassDEP's Drinking Water Program for the Certification of Laboratories Testing Public Drinking Water
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Policies and Guidance

Open PDF file, 367.7 KB,  Guidance for Compliance with Ethics Training Requirement of 310 CMR 42.00 (English, PDF 367.7 KB)
Open PDF file, 352.15 KB,  Memorandum on Revised Massachusetts Regulations for the Certification and Operation of Environmental Analysis Laboratories at 310 CMR 42.00 (English, PDF 352.15 KB)
Open PDF file, 1.61 MB,  Rapid Determination of E. coli in Drinking Water Under the Total Coliform Rule in Massachusetts (English, PDF 1.61 MB)
Open PDF file, 144.13 KB,  Certification for the Analysis of Enterococci (Presence/Absence) in Ground Water Source Samples (English, PDF 144.13 KB)
Open PDF file, 168.03 KB,  WES-2020.001 - Laboratory Certification Office Policy on Chemistry Proficiency Testing (English, PDF 168.03 KB)
Open PDF file, 144.27 KB,  WES-2020.002 - Laboratory Certification Office Policy on Microbiology Proficiency Testing (English, PDF 144.27 KB)

New England Certification Officers Checklists

Open PDF file, 75.61 KB,  New England Certification Officers' Chemistry Checklists (English, PDF 75.61 KB)
Open PDF file, 157.21 KB,  New England Certification Officers' Microbiology Checklist (English, PDF 157.21 KB)

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