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Transient Non-Community Water System · PWS IN2550902

Msm Petroleum Inc.

Stilesville, Indiana 46180 - drinking water served from groundwater sources to 764 people, tracked in EPA SDWIS and UCMR5.

764
People served
742
EPA violations
13
Health-based
Untested
UCMR5 result

The verdict

EPA records 742 drinking-water violations at Msm Petroleum Inc., 2% of them health-based - above the Indiana per-system average.

742
Total EPA violations on record
2%
Health-based (MCL / treatment failure)
764
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Msm Petroleum Inc.

Msm Petroleum Inc. is a private-owned transient non-community water system that delivers drinking water to 764 residents in Stilesville, Indiana (Morgan County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 742 total violations for this system , of which 13 (2%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 729 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 Revised Total Coliform Rule, recorded in 88 violations (MON). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Indiana, EPA tracks 3,967 public water systems serving 5,774,616 people, with 352,710 cumulative violations and 35,932 health-based violations on record. About 96% of systems in the state carry at least one violation, and state-wide the average per system is 88.9 violations. Statewide, 93 of 229 UCMR5-tested systems have reported PFAS detections (40.6%).

Msm Petroleum Inc.'s 742 violations sit above the Indiana average.

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
764
Total Violations
742
Health-Based Violations
13
Water Source
Groundwater

System Details

System Type
Transient Non-Community
Owner Type
Private
Connections
1
County
Morgan
School/Daycare
No
MCL Violations
13
Monitoring Violations
729
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Revised Total Coliform Rule MON 88 2025
Coliform (TCR) MR 28 2016
1,1-Dichloroethylene MR 14 2000
trans-1,2-Dichloroethylene MR 14 2000
1,2-Dichloroethane MR 14 2000
Carbon tetrachloride MR 14 2000
Benzene MR 14 2000
Toluene MR 14 2000
Styrene MR 14 2000
cis-1,2-Dichloroethylene MR 14 2000
Xylenes, Total MR 14 2000
DICHLOROMETHANE MR 14 2000
o-Dichlorobenzene MR 14 2000
Vinyl chloride MR 14 2000
Trichloroethylene MR 14 2000
1,1,2-Trichloroethane MR 14 2000
Tetrachloroethylene MR 14 2000
1,2,4-Trichlorobenzene MR 14 2000
p-Dichlorobenzene MR 14 2000
1,2-Dichloropropane MR 14 2000
CHLOROBENZENE MR 14 2000
Ethylbenzene MR 14 2000
1,1,1-Trichloroethane MR 14 2000
Coliform (TCR) MCL 13 2013
Nitrate MR 12 2023
Glyphosate MR 9 2000
Endrin MR 9 2000
BHC-GAMMA MR 9 2000
Toxaphene MR 9 2000
Dalapon MR 9 2000

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 Msm Petroleum Inc..

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 IN2550902 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Indiana Drinking Water Authority

Indiana Department of Environmental Management, Drinking Water Branch is the primacy agency that licenses and inspects Msm Petroleum Inc. under EPA-delegated authority.

Open IN regulator portal

Source: Indiana Department of Environmental Management, Drinking Water Branch

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 Revised Total Coliform Rule MON 88 SDWIS / IN2550902 / 8000
2023 Nitrate MR 12 SDWIS / IN2550902 / 1040
2016 Coliform (TCR) MR 28 SDWIS / IN2550902 / 3100
2013 Coliform (TCR) MCL 13 SDWIS / IN2550902 / 3100
2000 1,1-Dichloroethylene MR 14 SDWIS / IN2550902 / 2977
2000 trans-1,2-Dichloroethylene MR 14 SDWIS / IN2550902 / 2979
2000 1,2-Dichloroethane MR 14 SDWIS / IN2550902 / 2980
2000 Carbon tetrachloride MR 14 SDWIS / IN2550902 / 2982
2000 Benzene MR 14 SDWIS / IN2550902 / 2990
2000 Toluene MR 14 SDWIS / IN2550902 / 2991
2000 Styrene MR 14 SDWIS / IN2550902 / 2996
2000 cis-1,2-Dichloroethylene MR 14 SDWIS / IN2550902 / 2380
2000 Xylenes, Total MR 14 SDWIS / IN2550902 / 2955
2000 DICHLOROMETHANE MR 14 SDWIS / IN2550902 / 2964
2000 o-Dichlorobenzene MR 14 SDWIS / IN2550902 / 2968

How Msm Petroleum Inc. Compares

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

Metric Msm Petroleum Inc. Indiana avg Federal benchmark
Total violations 742 88.9 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 13 9.1 Indicates a contaminant exceeded a federal MCL
PFAS detection None 40.6% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 764 1,456 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 3,967 regulated public water systems in Indiana.

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 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Msm Petroleum Inc. water safe to drink? ▼
Msm Petroleum Inc. (PWS ID: IN2550902) has 742 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 764 people using Groundwater sources.
How many people does Msm Petroleum Inc. serve? ▼
Msm Petroleum Inc. serves 764 people in Stilesville, Indiana. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does Msm Petroleum Inc. have? ▼
Msm Petroleum Inc. has 742 total violations: 13 health-based violations (MCL exceedances or treatment failures), 729 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Msm Petroleum Inc. water? ▼
No PFAS testing data is available for Msm Petroleum Inc. under the EPA's UCMR5 monitoring program.
What water source does Msm Petroleum Inc. use? ▼
Msm Petroleum Inc. uses Groundwater as its primary water source. It is classified as a Transient Non-Community Water System, serving transient populations.
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.
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.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.