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MILLER GROVE WSC

PWS ID: TX1120016 · CUMBY, Texas 75433-6670

MILLER GROVE WSC serves 2,265 people in CUMBY, Texas using Groundwater water sources. It has 216 recorded EPA violations, including 67 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: MILLER GROVE WSC

MILLER GROVE WSC is a local-owned community water system that delivers drinking water to 2,265 residents in CUMBY, Texas (Hopkins County) through 755 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 216 total violations for this system , of which 67 (31%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 122 monitoring and reporting violations are on file. The most recent violation on record dates to 2023.

The most frequently cited contaminant at this system is TTHM, recorded in 64 violations (MCL, health-based). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Texas, EPA tracks 7,351 public water systems serving 33,253,313 people, with 746,210 cumulative violations and 162,945 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 101.5 violations. MILLER GROVE WSC's 216 violations sit above the Texas average. Statewide, 1,068 of 1,147 UCMR5-tested systems have reported PFAS detections (93.1%). 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
2,265
Total Violations
216
Health-Based Violations
67
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
755
County
Hopkins
School/Daycare
No
MCL Violations
67
Monitoring Violations
122
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
TTHM MCL 64 2020
TTHM MR 25 2023
Public Notice Other 17 2023
Lead and Copper Rule MR 5 2022
cis-1,2-Dichloroethylene MR 4 2020
Xylenes, Total MR 4 2020
DICHLOROMETHANE MR 4 2020
o-Dichlorobenzene MR 4 2020
p-Dichlorobenzene MR 4 2020
trans-1,2-Dichloroethylene MR 4 2020
1,2-Dichloroethane MR 4 2020
Carbon tetrachloride MR 4 2020
1,2-Dichloropropane MR 4 2020
Tetrachloroethylene MR 4 2020
CHLOROBENZENE MR 4 2020
Benzene MR 4 2020
Toluene MR 4 2020
Ethylbenzene MR 4 2020
Styrene MR 4 2020
Chlorine MR 4 2018
1,2,4-Trichlorobenzene MR 4 2020
Trichloroethylene MR 4 2020
1,1,1-Trichloroethane MR 4 2020
E. COLI MR 4 2014
1,1,2-Trichloroethane MR 4 2020
1,1-Dichloroethylene MR 4 2020
Vinyl chloride MR 4 2020
Fluoride MCL 3 1983

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 MILLER GROVE WSC.

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 TX1120016 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Texas Drinking Water Authority

Texas Commission on Environmental Quality (TCEQ) — Drinking Water Watch is the primacy agency that licenses and inspects MILLER GROVE WSC under EPA-delegated authority.

Open TX regulator portal

Source: Texas Commission on Environmental Quality (TCEQ) — Drinking Water Watch

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
2023 TTHM MR 25 SDWIS / TX1120016 / 2950
2023 Public Notice Other 17 SDWIS / TX1120016 / 7500
2022 Lead and Copper Rule MR 5 SDWIS / TX1120016 / 5000
2020 TTHM MCL 64 SDWIS / TX1120016 / 2950
2020 cis-1,2-Dichloroethylene MR 4 SDWIS / TX1120016 / 2380
2020 Xylenes, Total MR 4 SDWIS / TX1120016 / 2955
2020 DICHLOROMETHANE MR 4 SDWIS / TX1120016 / 2964
2020 o-Dichlorobenzene MR 4 SDWIS / TX1120016 / 2968
2020 p-Dichlorobenzene MR 4 SDWIS / TX1120016 / 2969
2020 trans-1,2-Dichloroethylene MR 4 SDWIS / TX1120016 / 2979
2020 1,2-Dichloroethane MR 4 SDWIS / TX1120016 / 2980
2020 Carbon tetrachloride MR 4 SDWIS / TX1120016 / 2982
2020 1,2-Dichloropropane MR 4 SDWIS / TX1120016 / 2983
2020 Tetrachloroethylene MR 4 SDWIS / TX1120016 / 2987
2020 CHLOROBENZENE MR 4 SDWIS / TX1120016 / 2989

How MILLER GROVE WSC Compares

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

Metric MILLER GROVE WSC Texas avg Federal benchmark
Total violations 216 101.5 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 67 22.2 Indicates a contaminant exceeded a federal MCL
PFAS detection None 93.1% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 2,265 4,524 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 7,351 regulated public water systems in Texas.

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 MILLER GROVE WSC water safe to drink? ▼
MILLER GROVE WSC (PWS ID: TX1120016) has 216 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 2,265 people using Groundwater sources.
How many people does MILLER GROVE WSC serve? ▼
MILLER GROVE WSC serves 2,265 people in CUMBY, Texas. It is a Local-owned system using Groundwater water sources with 755 service connections.
What type of violations does MILLER GROVE WSC have? ▼
MILLER GROVE WSC has 216 total violations: 67 health-based violations (MCL exceedances or treatment failures), 122 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in MILLER GROVE WSC water? ▼
No PFAS testing data is available for MILLER GROVE WSC under the EPA's UCMR5 monitoring program.
What water source does MILLER GROVE WSC use? ▼
MILLER GROVE WSC 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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