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Public Drinking Water

Public Drinking Water Information

Public Drinking Water Reporting System
Produces dynamic reports on inventory and laboratory sampling information related to Pennsylvania's public water systems.

Pennsylvania Annual Drinking Water Compliance Report
The U.S. Environmental Protection Agency (EPA) requires states produce an annual report on public water system compliance. PA DEP creates a report each year that includes a summary of the incidence of Pennsylvania public water system (PWS) maximum contaminant level (MCL), maximum residual disinfectant level (MRDL), significant monitoring/reporting (M/R), treatment technique (TT), consumer confidence report rule (CCR), and public notification (PN) violations for the previous calendar year. The level of compliance and efforts being undertaken to provide safe drinking water to the residents and travelers of Pennsylvania are also highlighted in the report. Click the link below to review the most recent report.

Monitoring Waiver Resources for IOCs, VOCs and SOCs
DEP has created a new Monitoring Waiver Resources webpage since the department has revised the monitoring waiver protocol for IOCs, VOCs and SOCs. This page contains general information about monitoring waivers, monitoring waiver application forms and instructions, a link to the final general update regulations, and a "Question and Answer" document.

Public Notification
Instructions and templates for Tier 1, Tier 2 and Tier 3 Public Notices, PN Certification Form, O&M Plan and ERP Template locations, as well as additional information regarding public notification.

Drinking Water Electronic Lab Reporting System (DWELR and WebOAS)
Access to this application allows secure submittal of drinking water sample data over the internet. The data can be uploaded or entered using screen entry forms. Registration is required. Examples of the screens can be found in the DWELR User Guide link on the Registration and General Information page.

Annual Drinking Water Quality Reports
Also known as Consumer Confidence Reports, of selected Pennsylvania public drinking water systems.

Pennsylvania Laboratory Accreditation Program (PLAP)
Contains information on PA Laboratory Accreditation requirements and regulations, information on becoming registered or accredited with the PLAP, and lists of systems that are PA registered and PA accredited.

Emerging Contaminants in Water - Information for Consumers

Chloramine in Drinking Water - Information for Consumers

Arsenic in Drinking Water - Information for Consumers

Lead in Drinking Water
Information for schools and day care centers.

Drinking Water Newsletter
The Drinking Water News newsletter from DEP's Safe Drinking Water Program is a bi-annual newsletter intended for the commonwealth's community and nontransient noncommunity public water systems, and may also be of interest to DEP-certified labs. It contains news of interest regarding operations, monitoring and reporting related to state and federal drinking water regulations.