Public water system · PA7210063
ActiveMiddlesex Twp Muni Auth
At a glance
Middlesex Twp Muni Auth (PWSID PA7210063) is an active community water system in Cumberland County, Pennsylvania. It reports serving 3,527 people through 1,126 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 July 2024.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
3,527
Service connections
1,126
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Middlesex Twp Muni Auth compare with other water systems in Cumberland County?
By EPA's size categories, Middlesex Twp Muni Auth is a medium system (3,301 to 10,000 people). Cumberland County has 94 active public water systems. Its population served is about 35% above the county average of 2,619 people per system, and accounts for 1.4% of the 246,153 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 Middlesex Twp Muni Auth is about half of 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 Middlesex Twp Muni Auth?
EPA lists Middlesex Twp Muni 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. 14 of the 94 active systems in Cumberland County (15%) are also owned by a local government.
Does Middlesex Twp Muni Auth have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in July 2024. The violations listed here began between February 2018 and July 2024. By type: 12 monitoring and reporting. The contaminant or rule involved most often is Haloacetic acids (HAA5) (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 |
|---|---|---|---|---|
| 2024-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2024-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2023-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2023-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2023-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Endothallcode 2033 | No | Resolved |
| 2022-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Haloacetic acids (HAA5)code 2456 | No | Resolved |
| 2022-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2022-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
| 2022-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2019-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
| 2019-07-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2018-02-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Chlorinecode 0999 | 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.
Middlesex Twp Muni Auth: frequently asked questions
Who runs Middlesex Twp Muni Auth?
Middlesex Twp Muni Auth (PWSID PA7210063) is a community water system owned by a local government. It is regulated by the PA state drinking water program.
How many people does Middlesex Twp Muni Auth serve?
Middlesex Twp Muni Auth reports serving 3,527 people through 1,126 service connections in Cumberland County, Pennsylvania.
Where does Middlesex Twp Muni Auth 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 Middlesex Twp Muni Auth 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 July 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 Middlesex Twp Muni 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, none is health-based, and the most recent began in July 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 Middlesex Twp Muni Auth's water quality report?
As a community water system, Middlesex Twp Muni 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 Cumberland County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Pa American Water Co West | Cumberland | 105,127 | Community | Surface water |
| Veolia Mechanicsburg | Cumberland | 45,013 | Community | Surface water |
| Carlisle Water Trmt Plt | Cumberland | 26,000 | Community | Surface water |
| Shippensburg Boro Water Auth | Cumberland | 17,800 | Community | Surface water |
| South Middleton Twp Water Auth | Cumberland | 11,695 | Community | Purchased surface water |
| N Middleton Water Auth | Cumberland | 8,455 | 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, “Middlesex Twp Muni Auth, PWSID PA7210063, Pennsylvania”, https://aquacensus.com/water-systems/pennsylvania/middlesex-twp-muni-auth-pa7210063 (data as of October 1, 2026).