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MILLERSVILLE UNIV

PWS ID: PA7360127 · MILLERSVILLE, Pennsylvania 17551

MILLERSVILLE UNIV serves 7,950 people in MILLERSVILLE, Pennsylvania using Groundwater water sources. It has 669 recorded EPA violations, including 6 health-based violations. PFAS "forever chemicals" were detected in UCMR5 testing (7 compounds found).

Water Quality Snapshot: MILLERSVILLE UNIV

MILLERSVILLE UNIV is a private-owned community water system that delivers drinking water to 7,950 residents in MILLERSVILLE, Pennsylvania (Lancaster County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 669 total violations for this system , of which 6 (1%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 638 monitoring and reporting violations are on file. The most recent violation on record dates to 2023.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 47 violations (MR). Under EPA's UCMR5 PFAS monitoring program, 7 PFAS compounds were detected in samples collected from this system, with a maximum reported concentration of 0.0077 ppt. PFAS are persistent synthetic chemicals linked to health effects at very low exposure levels.

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. MILLERSVILLE UNIV's 669 violations sit above 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.

PFAS Detected

7 PFAS "forever chemicals" detected in testing under EPA's UCMR5 monitoring program.

Population Served
7,950
Total Violations
669
Health-Based Violations
6
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
1
County
Lancaster
School/Daycare
Yes
MCL Violations
3
Monitoring Violations
638
Treatment Tech Violations
3

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 47 2016
Chlorine MR 28 2013
Consumer Confidence Rule Other 18 2019
2,3,7,8-TCDD MR 18 2017
2,4-D MR 16 2014
LASSO MR 15 2014
Atrazine MR 14 2014
Glyphosate MR 14 2014
OXAMYL MR 14 2014
Carbofuran MR 14 2014
Benzo(a)pyrene MR 14 2017
Revised Total Coliform Rule MON 13 2019
Nitrate MR 12 2013
Endrin MR 12 2014
Methoxychlor MR 12 2014
Toxaphene MR 12 2014
BHC-GAMMA MR 12 2014
2,4,5-TP MR 12 2014
Simazine MR 11 2014
Di(2-ethylhexyl) phthalate MR 11 2014
Picloram MR 11 2014
Dinoseb MR 11 2014
Pentachlorophenol MR 11 2014
Total Polychlorinated Biphenyls (PCB) MR 11 2014
1,2-DIBROMO-3-CHLOROPROPANE MR 11 2014
Dalapon MR 11 2014
Endothall MR 11 2014
Di(2-ethylhexyl) adipate MR 11 2014
Heptachlor MR 11 2014
HEXACHLOROBENZENE MR 11 2014

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 12 of 60 samples detected PFAS.

Contaminant Date Result MRL Status
PFOA 9/22/2025 0.0054 µg/L 0.004 µg/L Detected
9Cl-PF3ONS 9/22/2025 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 9/22/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFUnA 9/22/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 9/22/2025 0.0066 µg/L 0.003 µg/L Detected
PFNA 9/22/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHpA 9/22/2025 <0.003 µg/L 0.003 µg/L Not Detected
ADONA 9/22/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 9/22/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 9/22/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFOS 9/22/2025 0.0053 µg/L 0.004 µg/L Detected
PFEESA 9/22/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 9/22/2025 <0.003 µg/L 0.003 µg/L Not Detected
NMeFOSAA 9/22/2025 <0.006 µg/L 0.006 µg/L Not Detected
PFPeS 9/22/2025 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 9/22/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFBS 9/22/2025 0.0058 µg/L 0.003 µg/L Detected
HFPO-DA 9/22/2025 <0.005 µg/L 0.005 µg/L Not Detected
lithium 9/22/2025 <9 µg/L 9 µg/L Not Detected
PFTA 9/22/2025 <0.008 µg/L 0.008 µg/L Not Detected
NEtFOSAA 9/22/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFHpS 9/22/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 9/22/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 9/22/2025 0.0070 µg/L 0.003 µg/L Detected
PFMPA 9/22/2025 <0.004 µg/L 0.004 µg/L Not Detected
8:2 FTS 9/22/2025 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 9/22/2025 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 9/22/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 9/22/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 9/22/2025 <0.007 µg/L 0.007 µg/L Not Detected
9Cl-PF3ONS 3/25/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFDoA 3/25/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 3/25/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 3/25/2025 0.0051 µg/L 0.004 µg/L Detected
PFOS 3/25/2025 0.0050 µg/L 0.004 µg/L Detected
PFNA 3/25/2025 <0.004 µg/L 0.004 µg/L Not Detected
11Cl-PF3OUdS 3/25/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFHpA 3/25/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 3/25/2025 0.0058 µg/L 0.003 µg/L Detected
ADONA 3/25/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 3/25/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFHxS 3/25/2025 0.0031 µg/L 0.003 µg/L Detected
HFPO-DA 3/25/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 3/25/2025 0.0051 µg/L 0.005 µg/L Detected
6:2 FTS 3/25/2025 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 3/25/2025 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 3/25/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 3/25/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 3/25/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 3/25/2025 <0.003 µg/L 0.003 µg/L Not Detected

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 MILLERSVILLE UNIV.

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 PA7360127 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 MILLERSVILLE UNIV 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
2023 TTHM MR 4 SDWIS / PA7360127 / 2950
2021 Groundwater Rule TT 3 SDWIS / PA7360127 / 0700
2021 Public Notice Other 3 SDWIS / PA7360127 / 7500
2019 Consumer Confidence Rule Other 18 SDWIS / PA7360127 / 7000
2019 Revised Total Coliform Rule MON 13 SDWIS / PA7360127 / 8000
2017 2,3,7,8-TCDD MR 18 SDWIS / PA7360127 / 2063
2017 Benzo(a)pyrene MR 14 SDWIS / PA7360127 / 2306
2017 p-Dichlorobenzene MR 9 SDWIS / PA7360127 / 2969
2017 1,1,1-Trichloroethane MR 9 SDWIS / PA7360127 / 2981
2017 Trichloroethylene MR 9 SDWIS / PA7360127 / 2984
2017 Benzene MR 9 SDWIS / PA7360127 / 2990
2017 1,2-Dichloroethane MR 9 SDWIS / PA7360127 / 2980
2017 1,1-Dichloroethylene MR 9 SDWIS / PA7360127 / 2977
2017 Carbon tetrachloride MR 9 SDWIS / PA7360127 / 2982
2017 cis-1,2-Dichloroethylene MR 4 SDWIS / PA7360127 / 2380

How MILLERSVILLE UNIV Compares

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

Metric MILLERSVILLE UNIV Pennsylvania avg Federal benchmark
Total violations 669 150.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 6 8.9 Indicates a contaminant exceeded a federal MCL
PFAS detection 7 compounds 57.6% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 7,950 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 MILLERSVILLE UNIV water safe to drink? ▼
MILLERSVILLE UNIV (PWS ID: PA7360127) has 669 recorded violations in the EPA SDWIS database. PFAS contamination has been detected in UCMR5 testing, with 7 PFAS compounds found. This system serves 7,950 people using Groundwater sources.
How many people does MILLERSVILLE UNIV serve? ▼
MILLERSVILLE UNIV serves 7,950 people in MILLERSVILLE, Pennsylvania. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does MILLERSVILLE UNIV have? ▼
MILLERSVILLE UNIV has 669 total violations: 6 health-based violations (MCL exceedances or treatment failures), 638 monitoring/reporting violations, and 3 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in MILLERSVILLE UNIV water? ▼
Yes. UCMR5 testing detected 7 PFAS compounds in MILLERSVILLE UNIV's water supply: PFOA, PFHxA, PFOS, PFBS, PFPeA, and others. PFAS are persistent "forever chemicals" that do not break down in the environment.
What water source does MILLERSVILLE UNIV use? ▼
MILLERSVILLE UNIV 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. PFAS data from EPA UCMR5 monitoring program (2023-2025). This data is provided for informational purposes only.

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

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Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by Kiznis Studio Editorial