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Community Water System · PWS IN5246023

Neighbors of Rolling Prairie

Lapeer, Indiana 48446 - drinking water served from groundwater sources to 70 people, tracked in EPA SDWIS and UCMR5.

70
People served
355
EPA violations
10
Health-based
Untested
UCMR5 result

The verdict

EPA records 355 drinking-water violations at Neighbors of Rolling Prairie, 3% of them health-based - above the Indiana per-system average.

355
Total EPA violations on record
3%
Health-based (MCL / treatment failure)
70
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Neighbors of Rolling Prairie

Neighbors of Rolling Prairie is a private-owned community water system that delivers drinking water to 70 residents in Lapeer, Indiana (LaPorte County) through 50 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 355 total violations for this system , of which 10 (3%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 329 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 Coliform (TCR), recorded in 119 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 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, 55 of 229 UCMR5-tested systems have reported PFAS detections (24%).

Neighbors of Rolling Prairie's 355 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
70
Total Violations
355
Health-Based Violations
10
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
50
County
LaPorte
School/Daycare
No
MCL Violations
10
Monitoring Violations
329
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 119 2016
Revised Total Coliform Rule MON 32 2024
Consumer Confidence Rule Other 13 2025
LASSO MR 11 1999
Simazine MR 11 1999
2,4-D MR 11 1999
Atrazine MR 11 1999
Lead and Copper Rule MR 7 2024
Coliform (TCR) MCL 6 2001
Di(2-ethylhexyl) phthalate MR 5 1998
1,2-DIBROMO-3-CHLOROPROPANE MR 5 1998
Dinoseb MR 5 1998
Diquat MR 5 1998
ETHYLENE DIBROMIDE MR 5 1998
Heptachlor MR 5 1998
HEXACHLOROBENZENE MR 5 1998
Methoxychlor MR 5 1998
OXAMYL MR 5 1998
Pentachlorophenol MR 5 1998
2,4,5-TP MR 5 1998
Toxaphene MR 5 1998
Carbofuran MR 5 1998
Dalapon MR 5 1998
Hexachlorocyclopentadiene MR 5 1998
BHC-GAMMA MR 5 1998
Di(2-ethylhexyl) adipate MR 5 1998
Picloram MR 5 1998
Heptachlor epoxide MR 5 1998
Benzo(a)pyrene MR 5 1998
Chlordane MR 5 1998

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 Neighbors of Rolling Prairie.

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 IN5246023 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 Neighbors of Rolling Prairie 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 Consumer Confidence Rule Other 13 SDWIS / IN5246023 / 7000
2025 Revised Total Coliform Rule MCL 4 SDWIS / IN5246023 / 8000
2024 Revised Total Coliform Rule MON 32 SDWIS / IN5246023 / 8000
2024 Lead and Copper Rule MR 7 SDWIS / IN5246023 / 5000
2020 E. COLI MR 4 SDWIS / IN5246023 / 3014
2017 Revised Total Coliform Rule RPT 3 SDWIS / IN5246023 / 8000
2016 Coliform (TCR) MR 119 SDWIS / IN5246023 / 3100
2001 Coliform (TCR) MCL 6 SDWIS / IN5246023 / 3100
1999 LASSO MR 11 SDWIS / IN5246023 / 2051
1999 Simazine MR 11 SDWIS / IN5246023 / 2037
1999 2,4-D MR 11 SDWIS / IN5246023 / 2105
1999 Atrazine MR 11 SDWIS / IN5246023 / 2050
1998 Di(2-ethylhexyl) phthalate MR 5 SDWIS / IN5246023 / 2039
1998 1,2-DIBROMO-3-CHLOROPROPANE MR 5 SDWIS / IN5246023 / 2931
1998 Dinoseb MR 5 SDWIS / IN5246023 / 2041

How Neighbors of Rolling Prairie Compares

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

Metric Neighbors of Rolling Prairie Indiana avg Federal benchmark
Total violations 355 88.9 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 10 9.1 Indicates a contaminant exceeded a federal MCL
PFAS detection None 24% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 70 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 Neighbors of Rolling Prairie water safe to drink? ▼
Neighbors of Rolling Prairie (PWS ID: IN5246023) has 355 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 70 people using Groundwater sources.
How many people does Neighbors of Rolling Prairie serve? ▼
Neighbors of Rolling Prairie serves 70 people in Lapeer, Indiana. It is a Private-owned system using Groundwater water sources with 50 service connections.
What type of violations does Neighbors of Rolling Prairie have? ▼
Neighbors of Rolling Prairie has 355 total violations: 10 health-based violations (MCL exceedances or treatment failures), 329 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Neighbors of Rolling Prairie water? ▼
No PFAS testing data is available for Neighbors of Rolling Prairie under the EPA's UCMR5 monitoring program.
What water source does Neighbors of Rolling Prairie use? ▼
Neighbors of Rolling Prairie 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.
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.