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BOROUGH OF ATGLEN

PWS ID: PA1150109 · ATGLEN, Pennsylvania 19310

BOROUGH OF ATGLEN serves 1,406 people in ATGLEN, Pennsylvania using Groundwater water sources. It has 146 recorded EPA violations, including 3 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: BOROUGH OF ATGLEN

BOROUGH OF ATGLEN is a local-owned community water system that delivers drinking water to 1,406 residents in ATGLEN, Pennsylvania (Chester County) through 450 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 146 total violations for this system , of which 3 (2%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 130 monitoring and reporting violations are on file. The most recent violation on record dates to 2021.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 17 violations (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Pennsylvania, EPA tracks 7,701 public water systems serving 12,630,061 people, with 1,159,868 cumulative violations and 68,517 health-based violations on record. About 97% of systems in the state carry at least one violation, and state-wide the average per system is 150.6 violations. BOROUGH OF ATGLEN's 146 violations sit below the Pennsylvania average. Statewide, 224 of 389 UCMR5-tested systems have reported PFAS detections (57.6%). All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
1,406
Total Violations
146
Health-Based Violations
3
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
450
County
Chester
School/Daycare
No
MCL Violations
3
Monitoring Violations
130
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 17 2015
Nitrate MR 17 2018
Chlorine MR 12 2014
Nitrite MR 10 2018
Surface Water Treatment Rule MR 9 2014
Public Notice Other 8 2019
Atrazine MR 5 2014
Gross Alpha, Excl. Radon and U MR 5 2014
Consumer Confidence Rule Other 5 2004
Lead and Copper Rule MR 4 2013
Benzo(a)pyrene MR 4 2018
Nitrate MCL 3 2015
Radium-228 MR 2 2014
Endrin MR 2 2014
BHC-GAMMA MR 2 2014
Methoxychlor MR 2 2014
2,4,5-TP MR 2 2014
Toxaphene MR 2 2014
2,4-D MR 2 2014
Radium-226 MR 2 2014
Diquat MR 1 2014
Glyphosate MR 1 2014
Di(2-ethylhexyl) adipate MR 1 2014
OXAMYL MR 1 2014
Simazine MR 1 2014
Di(2-ethylhexyl) phthalate MR 1 2014
Picloram MR 1 2014
Hexachlorocyclopentadiene MR 1 2014
LASSO MR 1 2014
Heptachlor MR 1 2014

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records — or to file a complaint, request a Consumer Confidence Report, or check current monitoring status — go directly to the federal and state regulators that enforce the Safe Drinking Water Act for BOROUGH OF ATGLEN.

Federal Source of Truth

EPA SDWIS — Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID PA1150109 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Pennsylvania Drinking Water Authority

Pennsylvania DEP — Bureau of Safe Drinking Water is the primacy agency that licenses and inspects BOROUGH OF ATGLEN under EPA-delegated authority.

Open PA regulator portal

Source: Pennsylvania DEP — Bureau of Safe Drinking Water

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2021 Total Haloacetic Acids (HAA5) MR 1 SDWIS / PA1150109 / 2456
2021 TTHM MR 1 SDWIS / PA1150109 / 2950
2019 Public Notice Other 8 SDWIS / PA1150109 / 7500
2018 Nitrate MR 17 SDWIS / PA1150109 / 1040
2018 Nitrite MR 10 SDWIS / PA1150109 / 1041
2018 Benzo(a)pyrene MR 4 SDWIS / PA1150109 / 2306
2015 Coliform (TCR) MR 17 SDWIS / PA1150109 / 3100
2015 Nitrate MCL 3 SDWIS / PA1150109 / 1040
2014 Chlorine MR 12 SDWIS / PA1150109 / 0999
2014 Surface Water Treatment Rule MR 9 SDWIS / PA1150109 / 0200
2014 Atrazine MR 5 SDWIS / PA1150109 / 2050
2014 Gross Alpha, Excl. Radon and U MR 5 SDWIS / PA1150109 / 4000
2014 Radium-228 MR 2 SDWIS / PA1150109 / 4030
2014 Endrin MR 2 SDWIS / PA1150109 / 2005
2014 BHC-GAMMA MR 2 SDWIS / PA1150109 / 2010

How BOROUGH OF ATGLEN Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric BOROUGH OF ATGLEN Pennsylvania avg Federal benchmark
Total violations 146 150.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 3 8.9 Indicates a contaminant exceeded a federal MCL
PFAS detection None 57.6% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 1,406 1,640 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 7,701 regulated public water systems in Pennsylvania.

Federal MCL reference — Safe Drinking Water Act thresholds ▼
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is BOROUGH OF ATGLEN water safe to drink? ▼
BOROUGH OF ATGLEN (PWS ID: PA1150109) has 146 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 1,406 people using Groundwater sources.
How many people does BOROUGH OF ATGLEN serve? ▼
BOROUGH OF ATGLEN serves 1,406 people in ATGLEN, Pennsylvania. It is a Local-owned system using Groundwater water sources with 450 service connections.
What type of violations does BOROUGH OF ATGLEN have? ▼
BOROUGH OF ATGLEN has 146 total violations: 3 health-based violations (MCL exceedances or treatment failures), 130 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in BOROUGH OF ATGLEN water? ▼
No PFAS testing data is available for BOROUGH OF ATGLEN under the EPA's UCMR5 monitoring program.
What water source does BOROUGH OF ATGLEN use? ▼
BOROUGH OF ATGLEN uses Groundwater as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.

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Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Read our methodology — how this data is sourced, computed, and verified.

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