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Transient Non-Community Water System · PWS IN2450036

Indian Ridge Golf Course

Crown Point, Indiana 46308 - drinking water served from groundwater sources to 106 people, tracked in EPA SDWIS and UCMR5.

106
People served
112
EPA violations
28
Health-based
Untested
UCMR5 result

The verdict

EPA records 112 drinking-water violations at Indian Ridge Golf Course, 25% of them health-based - above the Indiana per-system average.

112
Total EPA violations on record
25%
Health-based (MCL / treatment failure)
106
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Indian Ridge Golf Course

Indian Ridge Golf Course is a private-owned transient non-community water system that delivers drinking water to 106 residents in Crown Point, Indiana (Lake County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 112 total violations for this system , of which 28 (25%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 76 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 63 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%).

Indian Ridge Golf Course's 112 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
106
Total Violations
112
Health-Based Violations
28
Water Source
Groundwater

System Details

System Type
Transient Non-Community
Owner Type
Private
Connections
1
County
Lake
School/Daycare
No
MCL Violations
10
Monitoring Violations
76
Treatment Tech Violations
18

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Revised Total Coliform Rule MON 63 2025
Revised Total Coliform Rule TT 16 2024
Coliform (TCR) MCL 10 2014
Coliform (TCR) MR 9 2009
Revised Total Coliform Rule RPT 6 2021
Nitrate MR 4 2007
Groundwater Rule Other 2 2024
Groundwater Rule TT 2 2024

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 Indian Ridge Golf Course.

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 IN2450036 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 Indian Ridge Golf Course 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 63 SDWIS / IN2450036 / 8000
2024 Revised Total Coliform Rule TT 16 SDWIS / IN2450036 / 8000
2024 Groundwater Rule Other 2 SDWIS / IN2450036 / 0700
2024 Groundwater Rule TT 2 SDWIS / IN2450036 / 0700
2021 Revised Total Coliform Rule RPT 6 SDWIS / IN2450036 / 8000
2014 Coliform (TCR) MCL 10 SDWIS / IN2450036 / 3100
2009 Coliform (TCR) MR 9 SDWIS / IN2450036 / 3100
2007 Nitrate MR 4 SDWIS / IN2450036 / 1040

How Indian Ridge Golf Course Compares

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

Metric Indian Ridge Golf Course Indiana avg Federal benchmark
Total violations 112 88.9 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 28 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 106 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 Indian Ridge Golf Course water safe to drink? ▼
Indian Ridge Golf Course (PWS ID: IN2450036) has 112 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 106 people using Groundwater sources.
How many people does Indian Ridge Golf Course serve? ▼
Indian Ridge Golf Course serves 106 people in Crown Point, Indiana. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does Indian Ridge Golf Course have? ▼
Indian Ridge Golf Course has 112 total violations: 28 health-based violations (MCL exceedances or treatment failures), 76 monitoring/reporting violations, and 18 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Indian Ridge Golf Course water? ▼
No PFAS testing data is available for Indian Ridge Golf Course under the EPA's UCMR5 monitoring program.
What water source does Indian Ridge Golf Course use? ▼
Indian Ridge Golf Course 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.