Public water system · PA7380025
ActiveMyerstown Water Auth
At a glance
Myerstown Water Auth (PWSID PA7380025) is an active community water system in Lebanon County, Pennsylvania. It reports serving 9,500 people through 2,981 service connections. Its primary water source is groundwater under influence of surface water, 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 April 2025.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
9,500
Service connections
2,981
Primary source
GU
Groundwater under influence of surface water
System type
CWS
Community water system
System record
How does Myerstown Water Auth compare with other water systems in Lebanon County?
By EPA's size categories, Myerstown Water Auth is a medium system (3,301 to 10,000 people). Lebanon County has 105 active public water systems, and Myerstown Water Auth is the 2nd-largest of them by population served. Its population served is about 10 times the county average of 947 people per system, and accounts for 9.6% 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 Myerstown Water Auth is about 42% above 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 under the influence of surface water is well or spring water that the regulator has found to be affected by nearby surface water, so it is regulated under the surface-water treatment rules. 40 Pennsylvania systems (0.6%) list groundwater under influence of surface water as their primary source.
Who owns and regulates Myerstown Water Auth?
EPA lists Myerstown Water 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. 13 of the 105 active systems in Lebanon County (12%) are also owned by a local government.
Does Myerstown Water 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 April 2025. The violations listed here began between July 2017 and April 2025. By type: 7 public notice, recordkeeping or other, 4 monitoring and reporting and 1 monitoring. The contaminant or rule involved most often is Public Notice (7 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 |
|---|---|---|---|---|
| 2025-04-11 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2024-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Carbon, totalcode 2920 | No | Resolved |
| 2023-04-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Carbon, totalcode 2920 | No | Resolved |
| 2023-01-01 | Monitoring and reportingMonitoring and Reporting (DBP) · code 27 | Carbon, totalcode 2920 | No | Resolved |
| 2020-09-01 | MonitoringMonitoring, Routine (RTCR) · code 3A | Revised Total Coliform Rulecode 8000 | No | Resolved |
| 2020-01-01 | Monitoring and reportingMonitoring, Regular · code 03 | Asbestoscode 1094 | No | Resolved |
| 2017-07-11 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2017-07-11 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2017-07-11 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2017-07-11 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2017-07-11 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | No | Resolved |
| 2017-07-11 | Public notice, recordkeeping or otherPublic Notification Violation for NPDWR Violation · code 75 | Public Noticecode 7500 | 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.
Myerstown Water Auth: frequently asked questions
Who runs Myerstown Water Auth?
Myerstown Water Auth (PWSID PA7380025) is a community water system owned by a local government. It is regulated by the PA state drinking water program.
How many people does Myerstown Water Auth serve?
Myerstown Water Auth reports serving 9,500 people through 2,981 service connections in Lebanon County, Pennsylvania.
Where does Myerstown Water Auth get its water?
EPA SDWIS lists this system's primary water source as groundwater under influence of surface water. Groundwater under the influence of surface water is well or spring water that the regulator has found to be affected by nearby surface water, so it is regulated under the surface-water treatment rules.
Does Myerstown Water 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 April 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 Myerstown Water 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 April 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 Myerstown Water Auth's water quality report?
As a community water system, Myerstown Water 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 Lebanon County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Lebanon Water Auth | Lebanon | 57,000 | Community | 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 |
| Hornings Market of Myerstown | Lebanon | 1,200 | Transient non-community | Groundwater |
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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, “Myerstown Water Auth, PWSID PA7380025, Pennsylvania”, https://aquacensus.com/water-systems/pennsylvania/myerstown-water-auth-pa7380025 (data as of October 1, 2026).