PlainWater

STAR MOUNTAIN WSC

PWS ID: TX2120021 · WINONA, Texas 75792-0528

STAR MOUNTAIN WSC serves 2,175 people in WINONA, Texas using Groundwater water sources. It has 50 recorded EPA violations, including 0 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: STAR MOUNTAIN WSC

STAR MOUNTAIN WSC is a local-owned community water system that delivers drinking water to 2,175 residents in WINONA, Texas (Smith County) through 725 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 50 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 47 monitoring and reporting violations are on file. The most recent violation on record dates to 2019.

The most frequently cited contaminant at this system is Chlorine, recorded in 4 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 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. STAR MOUNTAIN WSC's 50 violations sit below 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
2,175
Total Violations
50
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
725
County
Smith
School/Daycare
No
MCL Violations
0
Monitoring Violations
47
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Chlorine MR 4 2013
Nitrate MR 4 2008
Consumer Confidence Rule Other 2 2003
Dalapon MR 1 2019
Heptachlor MR 1 2017
Chromium MR 1 2019
BHC-GAMMA MR 1 2017
Atrazine MR 1 2017
CYANIDE MR 1 2019
Antimony, Total MR 1 2019
Chlordane MR 1 2017
ETHYLENE DIBROMIDE MR 1 2019
Di(2-ethylhexyl) adipate MR 1 2017
Cadmium MR 1 2019
Simazine MR 1 2017
Carbofuran MR 1 2019
Dinoseb MR 1 2019
Toxaphene MR 1 2017
Selenium MR 1 2019
LASSO MR 1 2017
Di(2-ethylhexyl) phthalate MR 1 2017
Methoxychlor MR 1 2017
Picloram MR 1 2019
HEXACHLOROBENZENE MR 1 2017
Mercury MR 1 2019
Pentachlorophenol MR 1 2017
OXAMYL MR 1 2019
Aldicarb sulfoxide MR 1 2019
2,4-D MR 1 2019
Hexachlorocyclopentadiene MR 1 2017

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 STAR MOUNTAIN 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 TX2120021 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 STAR MOUNTAIN 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
2019 Dalapon MR 1 SDWIS / TX2120021 / 2031
2019 Chromium MR 1 SDWIS / TX2120021 / 1020
2019 CYANIDE MR 1 SDWIS / TX2120021 / 1024
2019 Antimony, Total MR 1 SDWIS / TX2120021 / 1074
2019 ETHYLENE DIBROMIDE MR 1 SDWIS / TX2120021 / 2946
2019 Cadmium MR 1 SDWIS / TX2120021 / 1015
2019 Carbofuran MR 1 SDWIS / TX2120021 / 2046
2019 Dinoseb MR 1 SDWIS / TX2120021 / 2041
2019 Selenium MR 1 SDWIS / TX2120021 / 1045
2019 Picloram MR 1 SDWIS / TX2120021 / 2040
2019 Mercury MR 1 SDWIS / TX2120021 / 1035
2019 OXAMYL MR 1 SDWIS / TX2120021 / 2036
2019 Aldicarb sulfoxide MR 1 SDWIS / TX2120021 / 2043
2019 2,4-D MR 1 SDWIS / TX2120021 / 2105
2019 Thallium, Total MR 1 SDWIS / TX2120021 / 1085

How STAR MOUNTAIN WSC Compares

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

Metric STAR MOUNTAIN WSC Texas avg Federal benchmark
Total violations 50 101.5 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 0 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 2,175 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 STAR MOUNTAIN WSC water safe to drink?
STAR MOUNTAIN WSC (PWS ID: TX2120021) has 50 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 2,175 people using Groundwater sources.
How many people does STAR MOUNTAIN WSC serve?
STAR MOUNTAIN WSC serves 2,175 people in WINONA, Texas. It is a Local-owned system using Groundwater water sources with 725 service connections.
What type of violations does STAR MOUNTAIN WSC have?
STAR MOUNTAIN WSC has 50 total violations: 0 health-based violations (MCL exceedances or treatment failures), 47 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in STAR MOUNTAIN WSC water?
No PFAS testing data is available for STAR MOUNTAIN WSC under the EPA's UCMR5 monitoring program.
What water source does STAR MOUNTAIN WSC use?
STAR MOUNTAIN 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.

Explore PlainWater

Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Related

Data sourced from $official public datasets. See our methodology for details. Retrieved and formatted by PlainWater Editorial