Pennsylvania Drinking Water regulations & environmental compliance analysis

Pennsylvania Drinking Water: What you need to know

Governing Law and Regulations

Pennsylvania Safe Drinking Water Act (PSDWA): 35 Pennsylvania Statutes 721.1 to 721.17

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State safe drinking water regulations: 25 Pennsylvania Code (Pa. Code) 109.1 to 109.1108

Revised Total Coliform Rule (RTCR): 25 Pa. Code 109.201 to 109.810

Permits: 25 Pa. Code 109.501 to 109.507

Emergency permits: 25 Pa. Code 109.506

Innovative technology permits: 25 Pa. Code 109.507

Public notification: 25 Pa. Code 109.408

Operator certification: 25 Pa. Code 109.704

Bottled water: 25 Pa. Code 109.1001 to 109.1009

Operational requirements: 25 Pa. Code 109.1009

Regulatory Agencies

Pennsylvania Department of Environmental Protection (DEP) Office of Water Management

Pennsylvania Infrastructure Investment Authority (PIIA)

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. The state regulates drinking water under the Pennsylvania Safe Drinking Water Act (PSDWA) and generally follows the federal Safe Drinking Water Act (SDWA) rules. Pennsylvania has additional requirements for permitting and training of water operators.

Administration and enforcement. The Pennsylvania Department of Environmental Protection's (DEP) Office of Water Management administers and enforces most of the drinking water rules in Pennsylvania. The Drinking Water State Revolving Fund program is administered jointly by the DEP and the Pennsylvania Infrastructure Investment Authority (PIIA).

State Requirements


25 Pa. Code 109.201 to 109.810

The DEP has adopted the federal Revised Total Coliform Rule (RTCR), which requires that all public water systems monitor for the presence or absence of total coliforms and E. coli. The RTCR requires routine sampling and repeat ...

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More on this topic:

Governing Law and Regulations
Regulatory Agencies
Comparison: State vs. Federal
State Requirements