Public water system · PA7360705
ActiveHahnstown Mennonite School
At a glance
Hahnstown Mennonite School (PWSID PA7360705) is an active non-transient non-community water system in Lancaster County, Pennsylvania. It reports serving 100 people through 1 service connection. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in April 2022.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
100
Service connections
1
Primary source
GW
Groundwater
System type
NTNCWS
Non-transient non-community water system
System record
How does Hahnstown Mennonite School compare with other water systems in Lancaster County?
By EPA's size categories, Hahnstown Mennonite School is a very small system (500 people or fewer). Lancaster County has 402 active public water systems. Its population served is well below the county average of 1,008 people per system, and accounts for less than 0.1% of the 405,283 people reported by systems filed under the county. Across Pennsylvania, the 7,217 active systems average 1,741 people each. Nationally, the average active non-transient non-community water system reports serving 430 people, so Hahnstown Mennonite School is well below that figure.
What does “non-transient non-community water system” mean?
A non-transient non-community water system regularly serves at least 25 of the same people for more than six months a year, but not where they live. Schools, factories, office buildings and hospitals with their own supply are typical examples. Pennsylvania has 1,026 active non-transient non-community water systems, 14% 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 Hahnstown Mennonite School?
EPA lists Hahnstown Mennonite School as privately owned. 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. 292 of the 402 active systems in Lancaster County (73%) are also privately owned.
Does Hahnstown Mennonite School have drinking water violations?
Of the 12 most recent violations in EPA's records, one is health-based, and the most recent began in April 2022. The violations listed here began between January 2006 and April 2022. By type: 7 monitoring and reporting, 2 public notice, recordkeeping or other, 1 required treatment not met, 1 reporting and 1 monitoring. The contaminant or rule involved most often is Revised Total Coliform 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 |
|---|---|---|---|---|
| 2022-04-30 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2022-03-20 | Required treatment not metTreatment Technique, Level 2 Assessment (RTCR) · code 2B | Revised Total Coliform Rulecode 8000 | Yes | Resolved |
| 2022-03-20 | ReportingNotify Level 1/Level 2 Treatment Technique Violation, Correct Action (RTCR) · code 4F | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2017-06-11 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2016-05-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2006-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Berylliumcode 1075 | No | Resolved |
| 2006-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Mercurycode 1035 | No | Resolved |
| 2006-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Antimonycode 1074 | No | Resolved |
| 2006-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nickelcode 1036 | No | Resolved |
| 2006-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Bariumcode 1010 | No | Resolved |
| 2006-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Cadmiumcode 1015 | No | Resolved |
| 2006-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Chromiumcode 1020 | 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.
Hahnstown Mennonite School: frequently asked questions
Who runs Hahnstown Mennonite School?
Hahnstown Mennonite School (PWSID PA7360705) is a non-transient non-community water system privately owned. It is regulated by the PA state drinking water program.
How many people does Hahnstown Mennonite School serve?
Hahnstown Mennonite School reports serving 100 people through 1 service connection in Lancaster County, Pennsylvania.
Where does Hahnstown Mennonite School 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 Hahnstown Mennonite School 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 April 2022. 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 Hahnstown Mennonite School'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 April 2022. For current results, consult EPA ECHO, or the PA state drinking water program.
Where can I find Hahnstown Mennonite School's water quality report?
The annual Consumer Confidence Report requirement applies to community water systems. Hahnstown Mennonite School is a non-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 Lancaster County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| City of Lancaster | Lancaster | 120,000 | Community | Surface water |
| Columbia Water Co | Lancaster | 25,200 | Community | Surface water |
| Ephrata Area Joint Authority | Lancaster | 24,500 | Community | Surface water |
| East Hempfield Water Auth | Lancaster | 20,988 | Community | Purchased surface water |
| Elizabethtown Area Water | Lancaster | 19,000 | Community | Surface water |
| Mt Joy Boro Auth | Lancaster | 15,261 | Community | Groundwater under influence of 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, “Hahnstown Mennonite School, PWSID PA7360705, Pennsylvania”, https://aquacensus.com/water-systems/pennsylvania/hahnstown-mennonite-school-pa7360705 (data as of October 1, 2026).