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TANGLEWOOD LAKE WATER CO

PWS ID: OH2802512 · CHAGRIN FALLS, Ohio 44023

TANGLEWOOD LAKE WATER CO serves 1,800 people in CHAGRIN FALLS, Ohio using Groundwater water sources. It has 151 recorded EPA violations, including 0 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: TANGLEWOOD LAKE WATER CO

TANGLEWOOD LAKE WATER CO is a private-owned community water system that delivers drinking water to 1,800 residents in CHAGRIN FALLS, Ohio (Geauga County) through 575 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 151 total violations for this system , of which 0 (0%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 138 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 Fluoride, recorded in 7 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 Ohio, EPA tracks 4,181 public water systems serving 11,085,226 people, with 288,388 cumulative violations and 52,412 health-based violations on record. About 90% of systems in the state carry at least one violation, and state-wide the average per system is 69 violations. TANGLEWOOD LAKE WATER CO's 151 violations sit above the Ohio average. Statewide, 204 of 346 UCMR5-tested systems have reported PFAS detections (59%). 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
1,800
Total Violations
151
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
575
County
Geauga
School/Daycare
No
MCL Violations
0
Monitoring Violations
138
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Fluoride MR 7 2002
Lead and Copper Rule MR 6 2025
Consumer Confidence Rule Other 5 2023
Nitrite MR 4 1993
1,2-Dichloropropane MR 4 2005
DICHLOROMETHANE MR 4 2005
Tetrachloroethylene MR 4 2005
Ethylbenzene MR 4 2005
1,1-Dichloroethylene MR 4 2005
Carbon tetrachloride MR 4 2005
Trichloroethylene MR 4 2005
Toluene MR 4 2005
Styrene MR 4 2005
trans-1,2-Dichloroethylene MR 4 2005
1,1,2-Trichloroethane MR 4 2005
cis-1,2-Dichloroethylene MR 4 2005
1,2-Dichloroethane MR 4 2005
p-Dichlorobenzene MR 4 2005
Xylenes, Total MR 4 2005
CHLOROBENZENE MR 4 2005
Benzene MR 4 2005
o-Dichlorobenzene MR 4 2005
Nitrate MR 4 1993
Vinyl chloride MR 4 2005
1,2,4-Trichlorobenzene MR 4 2005
1,1,1-Trichloroethane MR 4 2005
Antimony, Total MR 3 2002
Arsenic MR 3 2002
Chromium MR 3 2002
Cadmium MR 3 2002

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 TANGLEWOOD LAKE WATER CO.

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 OH2802512 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Ohio Drinking Water Authority

Ohio EPA — Division of Drinking and Ground Waters is the primacy agency that licenses and inspects TANGLEWOOD LAKE WATER CO under EPA-delegated authority.

Open OH regulator portal

Source: Ohio EPA — Division of Drinking and Ground Waters

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 Lead and Copper Rule MR 6 SDWIS / OH2802512 / 5000
2023 Consumer Confidence Rule Other 5 SDWIS / OH2802512 / 7000
2005 1,2-Dichloropropane MR 4 SDWIS / OH2802512 / 2983
2005 DICHLOROMETHANE MR 4 SDWIS / OH2802512 / 2964
2005 Tetrachloroethylene MR 4 SDWIS / OH2802512 / 2987
2005 Ethylbenzene MR 4 SDWIS / OH2802512 / 2992
2005 1,1-Dichloroethylene MR 4 SDWIS / OH2802512 / 2977
2005 Carbon tetrachloride MR 4 SDWIS / OH2802512 / 2982
2005 Trichloroethylene MR 4 SDWIS / OH2802512 / 2984
2005 Toluene MR 4 SDWIS / OH2802512 / 2991
2005 Styrene MR 4 SDWIS / OH2802512 / 2996
2005 trans-1,2-Dichloroethylene MR 4 SDWIS / OH2802512 / 2979
2005 1,1,2-Trichloroethane MR 4 SDWIS / OH2802512 / 2985
2005 cis-1,2-Dichloroethylene MR 4 SDWIS / OH2802512 / 2380
2005 1,2-Dichloroethane MR 4 SDWIS / OH2802512 / 2980

How TANGLEWOOD LAKE WATER CO Compares

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

Metric TANGLEWOOD LAKE WATER CO Ohio avg Federal benchmark
Total violations 151 69 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 0 12.5 Indicates a contaminant exceeded a federal MCL
PFAS detection None 59% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 1,800 2,651 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 4,181 regulated public water systems in Ohio.

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
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is TANGLEWOOD LAKE WATER CO water safe to drink? ▼
TANGLEWOOD LAKE WATER CO (PWS ID: OH2802512) has 151 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 1,800 people using Groundwater sources.
How many people does TANGLEWOOD LAKE WATER CO serve? ▼
TANGLEWOOD LAKE WATER CO serves 1,800 people in CHAGRIN FALLS, Ohio. It is a Private-owned system using Groundwater water sources with 575 service connections.
What type of violations does TANGLEWOOD LAKE WATER CO have? ▼
TANGLEWOOD LAKE WATER CO has 151 total violations: 0 health-based violations (MCL exceedances or treatment failures), 138 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in TANGLEWOOD LAKE WATER CO water? ▼
No PFAS testing data is available for TANGLEWOOD LAKE WATER CO under the EPA's UCMR5 monitoring program.
What water source does TANGLEWOOD LAKE WATER CO use? ▼
TANGLEWOOD LAKE WATER CO 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.

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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.

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