PlainWater

CITY OF ASHERTON

PWS ID: TX0640011 · ASHERTON, Texas 78827-0450

CITY OF ASHERTON serves 1,225 people in ASHERTON, Texas using Groundwater water sources. It has 141 recorded EPA violations, including 14 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: CITY OF ASHERTON

CITY OF ASHERTON is a local-owned community water system that delivers drinking water to 1,225 residents in ASHERTON, Texas (Dimmit County) through 452 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 141 total violations for this system , of which 14 (10%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 67 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 26 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. CITY OF ASHERTON's 141 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
1,225
Total Violations
141
Health-Based Violations
14
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
452
County
Dimmit
School/Daycare
No
MCL Violations
10
Monitoring Violations
67
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 26 2014
Lead and Copper Rule MR 12 2014
Coliform (TCR) MCL 10 2014
Chlorine MR 7 2017
Consumer Confidence Rule Other 6 2013
Public Notice Other 6 2025
Coliform (TCR) Other 6 1993
LEAD AND COPPER RULE REVISIONS RPT 4 2024
LEAD AND COPPER RULE REVISIONS TT 4 2024
Antimony, Total MR 1 2022
Fluoride MR 1 2022
2,4-D MR 1 2022
ETHYLENE DIBROMIDE MR 1 2022
2,4,5-TP MR 1 2022
Dalapon MR 1 2022
Carbofuran MR 1 2022
Aldicarb sulfone MR 1 2022
Chromium MR 1 2022
Barium MR 1 2022
Dinoseb MR 1 2022
Beryllium, Total MR 1 2022
Picloram MR 1 2022
Aldicarb sulfoxide MR 1 2022
1,2-DIBROMO-3-CHLOROPROPANE MR 1 2022
Aldicarb MR 1 2022
Arsenic MR 1 2022
OXAMYL MR 1 2022
Cadmium MR 1 2022
Thallium, Total MR 1 2022
Mercury MR 1 2022

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 CITY OF ASHERTON.

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 TX0640011 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 CITY OF ASHERTON 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
2025 Public Notice Other 6 SDWIS / TX0640011 / 7500
2024 LEAD AND COPPER RULE REVISIONS RPT 4 SDWIS / TX0640011 / 5200
2024 LEAD AND COPPER RULE REVISIONS TT 4 SDWIS / TX0640011 / 5200
2022 Antimony, Total MR 1 SDWIS / TX0640011 / 1074
2022 Fluoride MR 1 SDWIS / TX0640011 / 1025
2022 2,4-D MR 1 SDWIS / TX0640011 / 2105
2022 ETHYLENE DIBROMIDE MR 1 SDWIS / TX0640011 / 2946
2022 2,4,5-TP MR 1 SDWIS / TX0640011 / 2110
2022 Dalapon MR 1 SDWIS / TX0640011 / 2031
2022 Carbofuran MR 1 SDWIS / TX0640011 / 2046
2022 Aldicarb sulfone MR 1 SDWIS / TX0640011 / 2044
2022 Chromium MR 1 SDWIS / TX0640011 / 1020
2022 Barium MR 1 SDWIS / TX0640011 / 1010
2022 Dinoseb MR 1 SDWIS / TX0640011 / 2041
2022 Beryllium, Total MR 1 SDWIS / TX0640011 / 1075

How CITY OF ASHERTON Compares

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

Metric CITY OF ASHERTON Texas avg Federal benchmark
Total violations 141 101.5 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 14 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 1,225 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 CITY OF ASHERTON water safe to drink?
CITY OF ASHERTON (PWS ID: TX0640011) has 141 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 1,225 people using Groundwater sources.
How many people does CITY OF ASHERTON serve?
CITY OF ASHERTON serves 1,225 people in ASHERTON, Texas. It is a Local-owned system using Groundwater water sources with 452 service connections.
What type of violations does CITY OF ASHERTON have?
CITY OF ASHERTON has 141 total violations: 14 health-based violations (MCL exceedances or treatment failures), 67 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in CITY OF ASHERTON water?
No PFAS testing data is available for CITY OF ASHERTON under the EPA's UCMR5 monitoring program.
What water source does CITY OF ASHERTON use?
CITY OF ASHERTON 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