Drinking Water Permits, Forms, and Templates

Revised February 2024. Log sheet, available in PDF and Word, for PWS to log results from testing water treatment controls and alarms. The log must be maintained and kept on-site for at least five years for inspection by MassDEP/DWP when requested.

Revised February 2024. Log sheet, available in PDF and Word, for PWS to log results from testing water treatment controls and alarms. The log must be maintained and kept on-site for at least five years for inspection by MassDEP/DWP when requested.

Form to be used when a Non-Community Public Water System (TNC, NTNC) has to temporarily close due to a declared State of Emergency.

Form to be used when a Non-Community Public Water System (TNC, NTNC) has to temporarily close due to a declared State of Emergency.

This form must be completed if PWS determines that it does not have operational technology (OT) cybersecurity risks.

List of sampling location numbers for all Public Water Systems. Last Updated: July 1, 2025

List of school and childcare facility orgcodes. Last Updated: July 1, 2025

List of sampling location codes for the LCCA Program. Last Updated: July 11, 2025

Version 8.0.3 (Jan. 11, 2024)

Common issues that eDEP users encounter during the ASR filing process and how to work through those problems

Questionnaire conducted approximately every five years to determine the extent of the use of mercury-containing products at public water systems.

For households where the public water system's 90th percentile level in their most recent sampling round is below the action level and the household's lead sample result is greater than 15 ppb.

For households where the public water system's 90th percentile level in their most recent sampling round and the household's lead sample results are greater then 15 ppb.

The Confirmation Form is for public water system (PWS) to confirm distribution of the required information to EPA, MassDEP, and the Local Board of Health.