Public water system · PA4180055
ActivePorter Township Municipal Auth
At a glance
Porter Township Municipal Auth (PWSID PA4180055) is an active community water system in Clinton County, Pennsylvania. It reports serving 425 people through 157 service connections. Its primary water source is surface water, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in October 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
425
Service connections
157
Primary source
SW
Surface water
System type
CWS
Community water system
System record
How does Porter Township Municipal Auth compare with other water systems in Clinton County?
By EPA's size categories, Porter Township Municipal Auth is a very small system (500 people or fewer). Clinton County has 31 active public water systems. Its population served is about 59% below the county average of 1,049 people per system, and accounts for 1.3% of the 32,517 people reported by systems filed under the county. Across Pennsylvania, the 7,217 active systems average 1,741 people each. Nationally, the average active community water system reports serving 6,703 people, so Porter Township Municipal Auth is well below that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. Pennsylvania has 1,762 active community water systems, 24% of the state's 7,217 active systems. Surface water means the system draws its water from rivers, lakes, streams or reservoirs. 246 Pennsylvania systems (3.4%) list surface water as their primary source.
Who owns and regulates Porter Township Municipal Auth?
EPA lists Porter Township Municipal Auth as owned by a local government. The PA state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 8 of the 31 active systems in Clinton County (26%) are also owned by a local government.
Does Porter Township Municipal Auth have drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in October 2025. The violations listed here began between August 2017 and October 2025. By type: 8 monitoring and reporting, 2 public notice, recordkeeping or other, 1 required treatment not met and 1 monitoring. The contaminant or rule involved most often is Interim Enhanced Surface Water Treatment Rule (3 of them). EPA lists 12 as resolved. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2025-10-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 2024-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2023-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2022-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Combined Uraniumcode 4006 | No | Resolved |
| 2022-07-11 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2022-05-01 | Required treatment not metMonthly Turbidity Exceed (Enhanced SWTR) · code 44 | Interim Enhanced Surface Water Treatment Rulecode 0300 | Yes | Resolved |
| 2021-03-01 | Monitoring and reportingFailure Submit Filter Profile/CPE Report · code 29 | Interim Enhanced Surface Water Treatment Rulecode 0300 | No | Resolved |
| 2020-01-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2017-10-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2017-09-01 | Monitoring and reportingMonitoring, Turbidity (Enhanced SWTR) · code 38 | Interim Enhanced Surface Water Treatment Rulecode 0300 | No | Resolved |
| 2017-09-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Filter) · code 36 | Surface Water Treatment Rulecode 0200 | No | Resolved |
| 2017-08-12 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
The 12 most recent violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Porter Township Municipal Auth: frequently asked questions
Who runs Porter Township Municipal Auth?
Porter Township Municipal Auth (PWSID PA4180055) is a community water system owned by a local government. It is regulated by the PA state drinking water program.
How many people does Porter Township Municipal Auth serve?
Porter Township Municipal Auth reports serving 425 people through 157 service connections in Clinton County, Pennsylvania.
Where does Porter Township Municipal Auth get its water?
EPA SDWIS lists this system's primary water source as surface water. Surface water means the system draws its water from rivers, lakes, streams or reservoirs.
Does Porter Township Municipal Auth have any drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in October 2025. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is Porter Township Municipal Auth's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in October 2025. For current results, consult the system's annual water quality report, EPA ECHO, or the PA state drinking water program.
Where can I find Porter Township Municipal Auth's water quality report?
As a community water system, Porter Township Municipal Auth must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Clinton County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Lock Haven Water Dept | Clinton | 10,000 | Community | Surface water |
| Suburban Lock Haven Water Auth | Clinton | 9,700 | Community | Purchased surface water |
| Pawc Appalachian Dist | Clinton | 3,000 | Community | Groundwater |
| Western Clinton Co Mun Auth | Clinton | 2,610 | Community | Surface water |
| Beech Creek Borough Authority | Clinton | 1,800 | Community | Groundwater |
| Pa Dot Rest Area 34 I80 Westbd | Clinton | 900 | Transient non-community | Groundwater |
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Porter Township Municipal Auth, PWSID PA4180055, Pennsylvania”, https://aquacensus.com/water-systems/pennsylvania/porter-township-municipal-auth-pa4180055 (data as of October 1, 2026).