Public water system · PA7380039
ActiveMt Gretna Heights Water Sys
At a glance
Mt Gretna Heights Water Sys (PWSID PA7380039) is an active community water system in Lebanon County, Pennsylvania. It reports serving 125 people through 71 service connections. Its primary water source is groundwater, and EPA lists it as privately owned. Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in October 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
125
Service connections
71
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Mt Gretna Heights Water Sys compare with other water systems in Lebanon County?
By EPA's size categories, Mt Gretna Heights Water Sys is a very small system (500 people or fewer). Lebanon County has 105 active public water systems. Its population served is well below the county average of 947 people per system, and accounts for 0.1% of the 99,423 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 Mt Gretna Heights Water Sys 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 Mt Gretna Heights Water Sys?
EPA lists Mt Gretna Heights Water Sys 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. 70 of the 105 active systems in Lebanon County (67%) are also privately owned.
Does Mt Gretna Heights Water Sys have drinking water violations?
Of the 12 most recent violations in EPA's records, none is health-based, and the most recent began in October 2025. The violations listed here began between April 2015 and October 2025. By type: 9 monitoring and reporting, 2 public notice, recordkeeping or other and 1 monitoring. The contaminants or rules involved are Radium-228, Combined Uranium, Gross alpha (excluding radon and uranium) and Radium-226. EPA lists 8 as resolved and 4 as archived. 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. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2025-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Radium-228code 4030 | No | Archived |
| 2025-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Combined Uraniumcode 4006 | No | Archived |
| 2025-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Gross alpha (excluding radon and uranium)code 4000 | No | Archived |
| 2025-10-01 | Monitoring and reportingMonitoring, Regular · code 03 | Radium-226code 4020 | No | Archived |
| 2024-02-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2019-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitritecode 1041 | No | Resolved |
| 2019-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Nitratecode 1040 | No | Resolved |
| 2018-09-01 | Monitoring and reportingMonitoring of Treatment (SWTR-Unfilt/GWR) · code 31 | Groundwater Rulecode 0700 | No | Resolved |
| 2018-07-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Total trihalomethanes (TTHM)code 2950 | No | Resolved |
| 2017-07-01 | Public notice, recordkeeping or otherConsumer Confidence Report Complete Failure to Report · code 71 | Consumer Confidence Rulecode 7000 | No | Resolved |
| 2016-07-11 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2015-04-01 | 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.
Mt Gretna Heights Water Sys: frequently asked questions
Who runs Mt Gretna Heights Water Sys?
Mt Gretna Heights Water Sys (PWSID PA7380039) is a community water system privately owned. It is regulated by the PA state drinking water program.
How many people does Mt Gretna Heights Water Sys serve?
Mt Gretna Heights Water Sys reports serving 125 people through 71 service connections in Lebanon County, Pennsylvania.
Where does Mt Gretna Heights Water Sys 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 Mt Gretna Heights Water Sys 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 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 Mt Gretna Heights Water Sys' 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 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 Mt Gretna Heights Water Sys' water quality report?
As a community water system, Mt Gretna Heights Water Sys 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 Lebanon County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Lebanon Water Auth | Lebanon | 57,000 | Community | Surface water |
| Myerstown Water Auth | Lebanon | 9,500 | Community | Groundwater under influence of surface water |
| Borough of Cornwall | Lebanon | 3,343 | Community | Purchased surface water |
| Fort Indiantown Gap | Lebanon | 3,100 | Community | Purchased surface water |
| Newmanstown Water Auth | Lebanon | 2,335 | Community | Groundwater |
| Richland Boro Water Supply | Lebanon | 1,700 | Community | Groundwater |
Related pages
Working with water-system records? Pro adds alerts, change history and CSV export ($49/mo); Enterprise adds full national files, the API and an MCP server for AI tools.
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, “Mt Gretna Heights Water Sys, PWSID PA7380039, Pennsylvania”, https://aquacensus.com/water-systems/pennsylvania/mt-gretna-heights-water-sys-pa7380039 (data as of October 1, 2026).