PlainWater
States → Pennsylvania

SELINSGROVE MUNI AUTH

PWS ID: PA4550005 · SELINSGROVE, Pennsylvania 17870

SELINSGROVE MUNI AUTH serves 5,584 people in SELINSGROVE, Pennsylvania using Groundwater water sources. It has 364 recorded EPA violations, including 0 health-based violations. PFAS "forever chemicals" were detected in UCMR5 testing (1 compound found).

Water Quality Snapshot: SELINSGROVE MUNI AUTH

SELINSGROVE MUNI AUTH is a local-owned community water system that delivers drinking water to 5,584 residents in SELINSGROVE, Pennsylvania (Snyder County) through 1,971 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 364 total violations for this system , of which 0 (0%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 347 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Nitrate, recorded in 15 violations (MR). Under EPA's UCMR5 PFAS monitoring program, 1 PFAS compound was detected in samples collected from this system, with a maximum reported concentration of 14.3 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. SELINSGROVE MUNI AUTH's 364 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

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

Population Served
5,584
Total Violations
364
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
1,971
County
Snyder
School/Daycare
No
MCL Violations
0
Monitoring Violations
347
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrate MR 15 2015
Nitrite MR 14 2015
Chlorine MR 12 2024
p-Dichlorobenzene MR 11 2014
1,1-Dichloroethylene MR 11 2014
Trichloroethylene MR 11 2014
1,1,1-Trichloroethane MR 11 2014
Carbon tetrachloride MR 11 2014
1,2-Dichloroethane MR 11 2014
Benzene MR 11 2014
Arsenic MR 9 2024
Lead and Copper Rule MR 9 1995
Consumer Confidence Rule Other 8 2006
1,2,4-Trichlorobenzene MR 7 2014
cis-1,2-Dichloroethylene MR 7 2014
Xylenes, Total MR 7 2014
DICHLOROMETHANE MR 7 2014
o-Dichlorobenzene MR 7 2014
1,2-Dichloropropane MR 7 2014
Tetrachloroethylene MR 7 2014
Toluene MR 7 2014
Styrene MR 7 2014
trans-1,2-Dichloroethylene MR 7 2014
1,1,2-Trichloroethane MR 7 2014
CHLOROBENZENE MR 7 2014
Ethylbenzene MR 7 2014
Cadmium MR 7 1994
Barium MR 7 1994
Fluoride MR 7 1994
Chromium MR 7 1994

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 6 of 180 samples detected PFAS.

Contaminant Date Result MRL Status
PFTrDA 7/15/2024 <0.007 µg/L 0.007 µg/L Not Detected
PFHxS 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 7/15/2024 <0.008 µg/L 0.008 µg/L Not Detected
NEtFOSAA 7/15/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFNA 7/15/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFBA 7/15/2024 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 7/15/2024 <0.006 µg/L 0.006 µg/L Not Detected
PFOS 7/15/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHxA 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 7/15/2024 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 7/15/2024 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 7/15/2024 <0.002 µg/L 0.002 µg/L Not Detected
HFPO-DA 7/15/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFEESA 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
6:2 FTS 7/15/2024 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 7/15/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFPeA 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 7/15/2024 <0.02 µg/L 0.02 µg/L Not Detected
ADONA 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
lithium 7/15/2024 10.5000 µg/L 9 µg/L Detected
PFHpS 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 7/15/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 7/15/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFPeS 7/15/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFNA 7/15/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFHpS 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
lithium 7/15/2024 9.8900 µg/L 9 µg/L Detected
PFBS 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
NEtFOSAA 7/15/2024 <0.005 µg/L 0.005 µg/L Not Detected
PFPeS 7/15/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFTrDA 7/15/2024 <0.007 µg/L 0.007 µg/L Not Detected
PFHxS 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFOS 7/15/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 7/15/2024 <0.004 µg/L 0.004 µg/L Not Detected
PFDoA 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
PFTA 7/15/2024 <0.008 µg/L 0.008 µg/L Not Detected
6:2 FTS 7/15/2024 <0.005 µg/L 0.005 µg/L Not Detected
ADONA 7/15/2024 <0.003 µg/L 0.003 µg/L Not Detected
NMeFOSAA 7/15/2024 <0.006 µg/L 0.006 µg/L Not Detected
NFDHA 7/15/2024 <0.02 µg/L 0.02 µg/L Not Detected
11Cl-PF3OUdS 7/15/2024 <0.005 µg/L 0.005 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 SELINSGROVE MUNI AUTH.

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 PA4550005 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 SELINSGROVE MUNI AUTH 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
2024 Chlorine MR 12 SDWIS / PA4550005 / 0999
2024 Arsenic MR 9 SDWIS / PA4550005 / 1005
2023 Revised Total Coliform Rule MON 6 SDWIS / PA4550005 / 8000
2023 Groundwater Rule MR 6 SDWIS / PA4550005 / 0700
2017 Public Notice Other 4 SDWIS / PA4550005 / 7500
2015 Nitrate MR 15 SDWIS / PA4550005 / 1040
2015 Nitrite MR 14 SDWIS / PA4550005 / 1041
2015 TTHM MR 4 SDWIS / PA4550005 / 2950
2014 p-Dichlorobenzene MR 11 SDWIS / PA4550005 / 2969
2014 1,1-Dichloroethylene MR 11 SDWIS / PA4550005 / 2977
2014 Trichloroethylene MR 11 SDWIS / PA4550005 / 2984
2014 1,1,1-Trichloroethane MR 11 SDWIS / PA4550005 / 2981
2014 Carbon tetrachloride MR 11 SDWIS / PA4550005 / 2982
2014 1,2-Dichloroethane MR 11 SDWIS / PA4550005 / 2980
2014 Benzene MR 11 SDWIS / PA4550005 / 2990

How SELINSGROVE MUNI AUTH Compares

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

Metric SELINSGROVE MUNI AUTH Pennsylvania avg Federal benchmark
Total violations 364 150.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 0 8.9 Indicates a contaminant exceeded a federal MCL
PFAS detection 1 compound 57.6% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 5,584 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 SELINSGROVE MUNI AUTH water safe to drink? ▼
SELINSGROVE MUNI AUTH (PWS ID: PA4550005) has 364 recorded violations in the EPA SDWIS database. PFAS contamination has been detected in UCMR5 testing, with 1 PFAS compound found. This system serves 5,584 people using Groundwater sources.
How many people does SELINSGROVE MUNI AUTH serve? ▼
SELINSGROVE MUNI AUTH serves 5,584 people in SELINSGROVE, Pennsylvania. It is a Local-owned system using Groundwater water sources with 1,971 service connections.
What type of violations does SELINSGROVE MUNI AUTH have? ▼
SELINSGROVE MUNI AUTH has 364 total violations: 0 health-based violations (MCL exceedances or treatment failures), 347 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in SELINSGROVE MUNI AUTH water? ▼
Yes. UCMR5 testing detected 1 PFAS compound in SELINSGROVE MUNI AUTH's water supply: lithium. PFAS are persistent "forever chemicals" that do not break down in the environment.
What water source does SELINSGROVE MUNI AUTH use? ▼
SELINSGROVE MUNI AUTH 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.

Explore PlainWater

Water in Pennsylvania

All systems in state
All States

Water quality by state
Contaminants

PFAS & other pollutants
Guides

Understanding water quality

Related Data for Pennsylvania

Environmental Data → Natural Hazards → Air Quality → Healthcare Access → Climate Data →
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.

Related

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