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Non-Transient Non-Community Water System · PWS IN2020017

St. Louis Catholic Church & School

New Haven, Indiana 46774 - drinking water served from groundwater sources to 170 people, tracked in EPA SDWIS and UCMR5.

170
People served
376
EPA violations
3
Health-based
Untested
UCMR5 result

The verdict

EPA records 376 drinking-water violations at St. Louis Catholic Church & School, 1% of them health-based - above the Indiana per-system average.

376
Total EPA violations on record
1%
Health-based (MCL / treatment failure)
170
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: St. Louis Catholic Church & School

St. Louis Catholic Church & School is a private-owned non-transient non-community water system that delivers drinking water to 170 residents in New Haven, Indiana (Allen County) through 5 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 376 total violations for this system , of which 3 (1%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 371 monitoring and reporting violations are on file. The most recent violation on record dates to 2010.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 21 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, 93 of 229 UCMR5-tested systems have reported PFAS detections (40.6%).

St. Louis Catholic Church & School's 376 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
170
Total Violations
376
Health-Based Violations
3
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
5
County
Allen
School/Daycare
Yes
MCL Violations
3
Monitoring Violations
371
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 21 2004
OXAMYL MR 12 1995
Simazine MR 12 1995
Di(2-ethylhexyl) phthalate MR 12 1995
Picloram MR 12 1995
Dinoseb MR 12 1995
Hexachlorocyclopentadiene MR 12 1995
Carbofuran MR 12 1995
LASSO MR 12 1995
Heptachlor epoxide MR 12 1995
2,4-D MR 12 1995
2,4,5-TP MR 12 1995
HEXACHLOROBENZENE MR 12 1995
Benzo(a)pyrene MR 12 1995
1,2-DIBROMO-3-CHLOROPROPANE MR 12 1995
ETHYLENE DIBROMIDE MR 12 1995
Chlordane MR 12 1995
Methoxychlor MR 12 1995
Diquat MR 12 1995
Endothall MR 12 1995
Glyphosate MR 12 1995
BHC-GAMMA MR 12 1995
Atrazine MR 12 1995
Heptachlor MR 12 1995
Toxaphene MR 12 1995
Dalapon MR 12 1995
Di(2-ethylhexyl) adipate MR 12 1995
Pentachlorophenol MR 12 1995
Endrin MR 12 1995
Nitrate MR 7 2008

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 St. Louis Catholic Church & School.

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 IN2020017 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 St. Louis Catholic Church & School 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
2010 E. COLI MR 3 SDWIS / IN2020017 / 3014
2008 Nitrate MR 7 SDWIS / IN2020017 / 1040
2004 Coliform (TCR) MR 21 SDWIS / IN2020017 / 3100
2004 Coliform (TCR) MCL 3 SDWIS / IN2020017 / 3100
1995 OXAMYL MR 12 SDWIS / IN2020017 / 2036
1995 Simazine MR 12 SDWIS / IN2020017 / 2037
1995 Di(2-ethylhexyl) phthalate MR 12 SDWIS / IN2020017 / 2039
1995 Picloram MR 12 SDWIS / IN2020017 / 2040
1995 Dinoseb MR 12 SDWIS / IN2020017 / 2041
1995 Hexachlorocyclopentadiene MR 12 SDWIS / IN2020017 / 2042
1995 Carbofuran MR 12 SDWIS / IN2020017 / 2046
1995 LASSO MR 12 SDWIS / IN2020017 / 2051
1995 Heptachlor epoxide MR 12 SDWIS / IN2020017 / 2067
1995 2,4-D MR 12 SDWIS / IN2020017 / 2105
1995 2,4,5-TP MR 12 SDWIS / IN2020017 / 2110

How St. Louis Catholic Church & School Compares

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

Metric St. Louis Catholic Church & School Indiana avg Federal benchmark
Total violations 376 88.9 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 3 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 170 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 St. Louis Catholic Church & School water safe to drink? ▼
St. Louis Catholic Church & School (PWS ID: IN2020017) has 376 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 170 people using Groundwater sources.
How many people does St. Louis Catholic Church & School serve? ▼
St. Louis Catholic Church & School serves 170 people in New Haven, Indiana. It is a Private-owned system using Groundwater water sources with 5 service connections.
What type of violations does St. Louis Catholic Church & School have? ▼
St. Louis Catholic Church & School has 376 total violations: 3 health-based violations (MCL exceedances or treatment failures), 371 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in St. Louis Catholic Church & School water? ▼
No PFAS testing data is available for St. Louis Catholic Church & School under the EPA's UCMR5 monitoring program.
What water source does St. Louis Catholic Church & School use? ▼
St. Louis Catholic Church & School uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
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.