Public water system · PA5650304
ActiveLigonier Cc
At a glance
Ligonier Cc (PWSID PA5650304) is an active transient non-community water system in Westmoreland County, Pennsylvania. It reports serving 200 people through 3 service connections. Its primary water source is groundwater, and EPA lists it as under public/private ownership. Of the 12 most recent violations in EPA's records, 4 are health-based, and the most recent began in July 2023.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
200
Service connections
3
Primary source
GW
Groundwater
System type
TNCWS
Transient non-community water system
System record
How does Ligonier Cc compare with other water systems in Westmoreland County?
By EPA's size categories, Ligonier Cc is a very small system (500 people or fewer). Westmoreland County has 74 active public water systems. Its population served is well below the county average of 3,544 people per system, and accounts for less than 0.1% of the 262,253 people reported by systems filed under the county. Across Pennsylvania, the 7,217 active systems average 1,741 people each. Nationally, the average active transient non-community water system reports serving 144 people, so Ligonier Cc is about 39% above that figure.
What does “transient non-community water system” mean?
A transient non-community water system serves places where people do not stay long, such as gas stations and campgrounds, and regularly serves at least 25 people a day for at least 60 days a year. Pennsylvania has 4,429 active transient non-community water systems, 61% 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 Ligonier Cc?
EPA lists Ligonier Cc as under public/private ownership. 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 74 active systems in Westmoreland County (11%) are also under public/private ownership.
Does Ligonier Cc have drinking water violations?
Of the 12 most recent violations in EPA's records, 4 are health-based, and the most recent began in July 2023. The violations listed here began between May 2015 and July 2023. By type: 4 monitoring and reporting, 3 public notice, recordkeeping or other, 2 required treatment not met, 2 contaminant level above the legal limit and 1 reporting. The contaminant or rule involved most often is Revised Total Coliform Rule (5 of them). EPA lists 10 as resolved and 2 as unaddressed. 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. Unaddressed means the violation is not resolved or archived and is not yet covered by formal enforcement.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2023-07-06 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2023-05-29 | ReportingNotify Level 1/Level 2 Treatment Technique Violation, Correct Action (RTCR) · code 4F | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2023-05-29 | Required treatment not metTreatment Technique, Corrective/Expedited Actions (RTCR) · code 2C | Revised Total Coliform Rulecode 8000 | Yes | Resolved |
| 2023-03-24 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Unaddressed |
| 2023-02-12 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2023-02-11 | Required treatment not metTreatment Technique, Level 2 Assessment (RTCR) · code 2B | Revised Total Coliform Rulecode 8000 | Yes | Resolved |
| 2023-01-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, E. coli (RTCR) · code 1A | Revised Total Coliform Rulecode 8000 | Yes | Resolved |
| 2020-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2020-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
| 2017-11-01 | Contaminant level above the legal limitMaximum Contaminant Level Violation, E. coli (RTCR) · code 1A | Revised Total Coliform Rulecode 8000 | Yes | Resolved |
| 2015-06-01 | Monitoring and reportingMonitoring, Routine Major (TCR) · code 23 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 2015-05-17 | Monitoring and reportingMonitoring, Source Water (GWR) · code 34 | E. colicode 3014 | 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.
Ligonier Cc: frequently asked questions
Who runs Ligonier Cc?
Ligonier Cc (PWSID PA5650304) is a transient non-community water system under public/private ownership. It is regulated by the PA state drinking water program.
How many people does Ligonier Cc serve?
Ligonier Cc reports serving 200 people through 3 service connections in Westmoreland County, Pennsylvania.
Where does Ligonier Cc 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 Ligonier Cc have any drinking water violations?
Of the 12 most recent violations in EPA's records, 4 are health-based, and the most recent began in July 2023. 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 Ligonier Cc'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, 4 are health-based, and the most recent began in July 2023. For current results, consult EPA ECHO, or the PA state drinking water program.
Where can I find Ligonier Cc's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Ligonier Cc is a transient non-community water system, so it is not required to publish one; like every public water system, it must notify the people it serves about violations under EPA's public notification rules.
Other water systems in Westmoreland County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Mawc Sweeney Plant | Westmoreland | 143,000 | Community | Surface water |
| New Kensington Muni Auth | Westmoreland | 47,800 | Community | Surface water |
| Latrobe Muni Auth | Westmoreland | 30,000 | Community | Surface water |
| Highridge Water Auth | Westmoreland | 16,000 | Community | Surface water |
| Derry Boro Muni Auth | Westmoreland | 6,500 | Community | Surface water |
| Ligonier Twp Muni Auth | Westmoreland | 3,293 | Community | 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, “Ligonier Cc, PWSID PA5650304, Pennsylvania”, https://aquacensus.com/water-systems/pennsylvania/ligonier-cc-pa5650304 (data as of October 1, 2026).