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ICMSA ROSSITER

PWS ID: PA5320034 · INDIANA, Pennsylvania 15701

ICMSA ROSSITER serves 500 people in INDIANA, Pennsylvania using Surface Water water sources. It has 537 recorded EPA violations, including 143 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: ICMSA ROSSITER

ICMSA ROSSITER is a local-owned community water system that delivers drinking water to 500 residents in INDIANA, Pennsylvania (Indiana County) through 204 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 537 total violations for this system , of which 143 (27%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 312 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Total Haloacetic Acids (HAA5), recorded in 107 violations (MCL, health-based). 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. ICMSA ROSSITER's 537 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.

Population Served
500
Total Violations
537
Health-Based Violations
143
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
204
County
Indiana
School/Daycare
No
MCL Violations
126
Monitoring Violations
312
Treatment Tech Violations
17

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Total Haloacetic Acids (HAA5) MCL 107 2025
Public Notice Other 49 2024
Surface Water Treatment Rule MR 38 2009
Nitrate MR 22 2007
TTHM MCL 19 2024
CARBON, TOTAL TT 17 2009
Total Haloacetic Acids (HAA5) MR 15 2024
Fluoride MR 12 2013
TTHM MR 11 2022
CARBON, TOTAL MR 10 2025
Arsenic MR 9 2021
Chlorine MR 8 2016
Mercury MR 8 1995
Barium MR 8 1995
Chromium MR 8 1995
Cadmium MR 8 1995
Selenium MR 8 1995
cis-1,2-Dichloroethylene MR 6 1994
o-Dichlorobenzene MR 6 1994
Tetrachloroethylene MR 6 1994
CHLOROBENZENE MR 6 1994
Styrene MR 6 1994
Toluene MR 6 1994
Ethylbenzene MR 6 1994
DICHLOROMETHANE MR 6 1994
trans-1,2-Dichloroethylene MR 6 1994
1,2-Dichloropropane MR 6 1994
1,1,2-Trichloroethane MR 6 1994
Consumer Confidence Rule Other 4 2005
Endrin MR 4 1988

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 ICMSA ROSSITER.

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 PA5320034 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 ICMSA ROSSITER 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
2025 Total Haloacetic Acids (HAA5) MCL 107 SDWIS / PA5320034 / 2456
2025 CARBON, TOTAL MR 10 SDWIS / PA5320034 / 2920
2025 Interim Enhanced Surface Water Treatment Rule MR 4 SDWIS / PA5320034 / 0300
2024 Public Notice Other 49 SDWIS / PA5320034 / 7500
2024 TTHM MCL 19 SDWIS / PA5320034 / 2950
2024 Total Haloacetic Acids (HAA5) MR 15 SDWIS / PA5320034 / 2456
2022 TTHM MR 11 SDWIS / PA5320034 / 2950
2021 Arsenic MR 9 SDWIS / PA5320034 / 1005
2016 Chlorine MR 8 SDWIS / PA5320034 / 0999
2013 Fluoride MR 12 SDWIS / PA5320034 / 1025
2009 Surface Water Treatment Rule MR 38 SDWIS / PA5320034 / 0200
2009 CARBON, TOTAL TT 17 SDWIS / PA5320034 / 2920
2008 Stage 2 Disinfectants and Disinfection Byproducts Rule MR 2 SDWIS / PA5320034 / 0600
2008 Long Term 2 Enhanced Surface Water Treatment Rule MR 2 SDWIS / PA5320034 / 0800
2007 Nitrate MR 22 SDWIS / PA5320034 / 1040

How ICMSA ROSSITER Compares

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

Metric ICMSA ROSSITER Pennsylvania avg Federal benchmark
Total violations 537 150.6 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 143 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 500 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 ICMSA ROSSITER water safe to drink? ▼
ICMSA ROSSITER (PWS ID: PA5320034) has 537 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 500 people using Surface Water sources.
How many people does ICMSA ROSSITER serve? ▼
ICMSA ROSSITER serves 500 people in INDIANA, Pennsylvania. It is a Local-owned system using Surface Water water sources with 204 service connections.
What type of violations does ICMSA ROSSITER have? ▼
ICMSA ROSSITER has 537 total violations: 143 health-based violations (MCL exceedances or treatment failures), 312 monitoring/reporting violations, and 17 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in ICMSA ROSSITER water? ▼
No PFAS testing data is available for ICMSA ROSSITER under the EPA's UCMR5 monitoring program.
What water source does ICMSA ROSSITER use? ▼
ICMSA ROSSITER uses Surface Water 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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