Public water system · PA4560002
ActiveSomerset Twp Mun Auth Listie
At a glance
Somerset Twp Mun Auth Listie (PWSID PA4560002) is an active community water system in Somerset County, Pennsylvania. It reports serving 218 people through 87 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
218
Service connections
87
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Somerset Twp Mun Auth Listie compare with other water systems in Somerset County?
By EPA's size categories, Somerset Twp Mun Auth Listie is a very small system (500 people or fewer). Somerset County has 102 active public water systems. Its population served is well below the county average of 665 people per system, and accounts for 0.3% of the 67,819 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 Somerset Twp Mun Auth Listie 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. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 6,632 Pennsylvania systems (92%) list groundwater as their primary source.
Who owns and regulates Somerset Twp Mun Auth Listie?
EPA lists Somerset Twp Mun Auth Listie 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. 30 of the 102 active systems in Somerset County (29%) are also owned by a local government.
Does Somerset Twp Mun Auth Listie have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2024. The violations listed here began between January 2024 and January 2024. By type: 12 monitoring and reporting. The contaminants or rules involved are Nickel, Selenium, 2,3,7,8-TCDD (dioxin) and Fluoride. 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 |
|---|---|---|---|---|
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nickelcode 1036 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Seleniumcode 1045 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | 2,3,7,8-TCDD (dioxin)code 2063 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Fluoridecode 1025 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Cadmiumcode 1015 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Cyanidecode 1024 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Chromiumcode 1020 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Mercurycode 1035 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Berylliumcode 1075 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Thalliumcode 1085 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Arseniccode 1005 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Antimonycode 1074 | 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.
Somerset Twp Mun Auth Listie: frequently asked questions
Who runs Somerset Twp Mun Auth Listie?
Somerset Twp Mun Auth Listie (PWSID PA4560002) is a community water system owned by a local government. It is regulated by the PA state drinking water program.
How many people does Somerset Twp Mun Auth Listie serve?
Somerset Twp Mun Auth Listie reports serving 218 people through 87 service connections in Somerset County, Pennsylvania.
Where does Somerset Twp Mun Auth Listie get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Somerset Twp Mun Auth Listie have any drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in January 2024. 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 Somerset Twp Mun Auth Listie'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, none is health-based, and the most recent began in January 2024. For current results, consult the system's annual water quality report, EPA ECHO, or the PA state drinking water program.
Where can I find Somerset Twp Mun Auth Listie's water quality report?
As a community water system, Somerset Twp Mun Auth Listie 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 Somerset County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Windber Area Auth | Somerset | 9,463 | Community | Groundwater |
| Conemaugh Twp Muni Auth | Somerset | 7,800 | Community | Surface water |
| Somerset Boro Muni Water Auth | Somerset | 6,309 | Community | Purchased surface water |
| Somerset Twp Muni Auth Oakridg | Somerset | 3,800 | Community | Purchased surface water |
| Seven Springs Muni Auth | Somerset | 3,000 | Community | Groundwater under influence of surface water |
| Boswell Boro Muni Auth | Somerset | 2,900 | Community | Purchased surface water |
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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, “Somerset Twp Mun Auth Listie, PWSID PA4560002, Pennsylvania”, https://aquacensus.com/water-systems/pennsylvania/somerset-twp-mun-auth-listie-pa4560002 (data as of October 1, 2026).