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Community Water System · PWS IN5245053

Lakeshore Subdivision Association, Inc.

Cedar Lake, Indiana 46303 - drinking water served from groundwater sources to 265 people, tracked in EPA SDWIS and UCMR5.

265
People served
509
EPA violations
8
Health-based
Untested
UCMR5 result

The verdict

EPA records 509 drinking-water violations at Lakeshore Subdivision Association, Inc., 2% of them health-based - above the Indiana per-system average.

509
Total EPA violations on record
2%
Health-based (MCL / treatment failure)
265
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Lakeshore Subdivision Association, Inc.

Lakeshore Subdivision Association, Inc. is a private-owned community water system that delivers drinking water to 265 residents in Cedar Lake, Indiana (Lake County) through 98 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 509 total violations for this system , of which 8 (2%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 485 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 107 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%).

Lakeshore Subdivision Association, Inc.'s 509 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
265
Total Violations
509
Health-Based Violations
8
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
98
County
Lake
School/Daycare
No
MCL Violations
8
Monitoring Violations
485
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 107 2001
Lead and Copper Rule MR 28 2022
Glyphosate MR 21 2019
2,4-D MR 21 2019
Consumer Confidence Rule Other 14 2025
Nitrate MR 9 1999
Coliform (TCR) MCL 8 1999
Toxaphene MR 7 2019
Dalapon MR 7 2019
Endothall MR 7 2019
OXAMYL MR 7 2019
Carbofuran MR 7 2019
Atrazine MR 7 2019
2,4,5-TP MR 7 2019
HEXACHLOROBENZENE MR 7 2019
Benzo(a)pyrene MR 7 2019
1,2-DIBROMO-3-CHLOROPROPANE MR 7 2019
ETHYLENE DIBROMIDE MR 7 2019
Chlordane MR 7 2019
BHC-GAMMA MR 7 2019
Di(2-ethylhexyl) adipate MR 7 2019
Di(2-ethylhexyl) phthalate MR 7 2019
Picloram MR 7 2019
Dinoseb MR 7 2019
Heptachlor MR 7 2019
Pentachlorophenol MR 7 2019
Hexachlorocyclopentadiene MR 7 2019
Methoxychlor MR 7 2019
LASSO MR 7 2019
Endrin MR 7 2019

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 Lakeshore Subdivision Association, 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 IN5245053 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 Lakeshore Subdivision Association, 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 Consumer Confidence Rule Other 14 SDWIS / IN5245053 / 7000
2022 Lead and Copper Rule MR 28 SDWIS / IN5245053 / 5000
2019 Glyphosate MR 21 SDWIS / IN5245053 / 2034
2019 2,4-D MR 21 SDWIS / IN5245053 / 2105
2019 Toxaphene MR 7 SDWIS / IN5245053 / 2020
2019 Dalapon MR 7 SDWIS / IN5245053 / 2031
2019 Endothall MR 7 SDWIS / IN5245053 / 2033
2019 OXAMYL MR 7 SDWIS / IN5245053 / 2036
2019 Carbofuran MR 7 SDWIS / IN5245053 / 2046
2019 Atrazine MR 7 SDWIS / IN5245053 / 2050
2019 2,4,5-TP MR 7 SDWIS / IN5245053 / 2110
2019 HEXACHLOROBENZENE MR 7 SDWIS / IN5245053 / 2274
2019 Benzo(a)pyrene MR 7 SDWIS / IN5245053 / 2306
2019 1,2-DIBROMO-3-CHLOROPROPANE MR 7 SDWIS / IN5245053 / 2931
2019 ETHYLENE DIBROMIDE MR 7 SDWIS / IN5245053 / 2946

How Lakeshore Subdivision Association, Inc. Compares

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

Metric Lakeshore Subdivision Association, Inc. Indiana avg Federal benchmark
Total violations 509 88.9 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 8 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 265 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 Lakeshore Subdivision Association, Inc. water safe to drink? ▼
Lakeshore Subdivision Association, Inc. (PWS ID: IN5245053) has 509 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 265 people using Groundwater sources.
How many people does Lakeshore Subdivision Association, Inc. serve? ▼
Lakeshore Subdivision Association, Inc. serves 265 people in Cedar Lake, Indiana. It is a Private-owned system using Groundwater water sources with 98 service connections.
What type of violations does Lakeshore Subdivision Association, Inc. have? ▼
Lakeshore Subdivision Association, Inc. has 509 total violations: 8 health-based violations (MCL exceedances or treatment failures), 485 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Lakeshore Subdivision Association, Inc. water? ▼
No PFAS testing data is available for Lakeshore Subdivision Association, Inc. under the EPA's UCMR5 monitoring program.
What water source does Lakeshore Subdivision Association, Inc. use? ▼
Lakeshore Subdivision Association, Inc. 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.