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FRIONA MUNICIPAL WATER SYSTEM

PWS ID: TX1850003 · FRIONA, Texas 79035-2623

FRIONA MUNICIPAL WATER SYSTEM serves 4,653 people in FRIONA, Texas using Groundwater water sources. It has 51 recorded EPA violations, including 25 health-based violations. PFAS "forever chemicals" were detected in UCMR5 testing (1 compound found).

Water Quality Snapshot: FRIONA MUNICIPAL WATER SYSTEM

FRIONA MUNICIPAL WATER SYSTEM is a local-owned community water system that delivers drinking water to 4,653 residents in FRIONA, Texas (Parmer County) through 1,553 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 51 total violations for this system , of which 25 (49%) are health-based — meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 13 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 ETHYLENE DIBROMIDE, recorded in 19 violations (MCL, health-based). Under EPA's UCMR5 PFAS monitoring program, 1 PFAS compound was detected in samples collected from this system, with a maximum reported concentration of 100 ppt. PFAS are persistent synthetic chemicals linked to health effects at very low exposure levels.

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. FRIONA MUNICIPAL WATER SYSTEM's 51 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.

PFAS Detected

1 PFAS "forever chemicals" detected in testing under EPA's UCMR5 monitoring program.

Population Served
4,653
Total Violations
51
Health-Based Violations
25
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
1,553
County
Parmer
School/Daycare
No
MCL Violations
22
Monitoring Violations
13
Treatment Tech Violations
3

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
ETHYLENE DIBROMIDE MCL 19 2021
Lead and Copper Rule MR 8 2016
Chlorine MR 4 2021
Fluoride MCL 3 1984
LEAD AND COPPER RULE REVISIONS TT 3 2024
LEAD AND COPPER RULE REVISIONS RPT 3 2024
Consumer Confidence Rule Other 2 2024
Public Notice Other 1 2025
Coliform (TCR) MR 1 1993
Coliform (TCR) Other 1 1993

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 6 of 180 samples detected PFAS.

Contaminant Date Result MRL Status
PFTA 8/21/2023 <0.008 µg/L 0.008 µg/L Not Detected
PFTrDA 8/21/2023 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 8/21/2023 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 8/21/2023 <0.006 µg/L 0.006 µg/L Not Detected
6:2 FTS 7/19/2023 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 7/19/2023 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 7/19/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeA 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 7/19/2023 <0.005 µg/L 0.005 µg/L Not Detected
8:2 FTS 7/19/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFDoA 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 7/19/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 7/19/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFMPA 7/19/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 7/19/2023 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 7/19/2023 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 7/19/2023 <0.002 µg/L 0.002 µg/L Not Detected
ADONA 7/19/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFBA 7/19/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFOA 7/19/2023 <0.004 µg/L 0.004 µg/L Not Detected
NMeFOSAA 5/15/2023 <0.006 µg/L 0.006 µg/L Not Detected
NEtFOSAA 5/15/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 5/15/2023 <0.007 µg/L 0.007 µg/L Not Detected
PFTA 5/15/2023 <0.008 µg/L 0.008 µg/L Not Detected
lithium 5/15/2023 100.0000 µg/L 9 µg/L Detected
lithium 5/15/2023 95.2000 µg/L 9 µg/L Detected
lithium 5/15/2023 92.8000 µg/L 9 µg/L Detected
PFTrDA 5/15/2023 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 5/15/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFTA 5/15/2023 <0.008 µg/L 0.008 µg/L Not Detected
NMeFOSAA 5/15/2023 <0.006 µg/L 0.006 µg/L Not Detected
ADONA 11/21/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 11/21/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFTA 11/21/2023 <0.008 µg/L 0.008 µg/L Not Detected
NMeFOSAA 11/21/2023 <0.006 µg/L 0.006 µg/L Not Detected
PFTrDA 11/21/2023 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 11/21/2023 <0.005 µg/L 0.005 µg/L Not Detected
lithium 11/21/2023 86.9000 µg/L 9 µg/L Detected
PFHxA 11/21/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 11/21/2023 <0.002 µg/L 0.002 µg/L Not Detected
9Cl-PF3ONS 11/21/2023 <0.002 µg/L 0.002 µg/L Not Detected

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 FRIONA MUNICIPAL WATER SYSTEM.

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 TX1850003 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 FRIONA MUNICIPAL WATER SYSTEM 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 1 SDWIS / TX1850003 / 7500
2024 LEAD AND COPPER RULE REVISIONS TT 3 SDWIS / TX1850003 / 5200
2024 LEAD AND COPPER RULE REVISIONS RPT 3 SDWIS / TX1850003 / 5200
2024 Consumer Confidence Rule Other 2 SDWIS / TX1850003 / 7000
2021 ETHYLENE DIBROMIDE MCL 19 SDWIS / TX1850003 / 2946
2021 Chlorine MR 4 SDWIS / TX1850003 / 0999
2016 Lead and Copper Rule MR 8 SDWIS / TX1850003 / 5000
1993 Coliform (TCR) MR 1 SDWIS / TX1850003 / 3100
1993 Coliform (TCR) Other 1 SDWIS / TX1850003 / 3100
1984 Fluoride MCL 3 SDWIS / TX1850003 / 1025

How FRIONA MUNICIPAL WATER SYSTEM Compares

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

Metric FRIONA MUNICIPAL WATER SYSTEM Texas avg Federal benchmark
Total violations 51 101.5 SDWA compliance — any non-zero count is a recorded breach
Health-based violations 25 22.2 Indicates a contaminant exceeded a federal MCL
PFAS detection 1 compound 93.1% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 4,653 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 FRIONA MUNICIPAL WATER SYSTEM water safe to drink? ▼
FRIONA MUNICIPAL WATER SYSTEM (PWS ID: TX1850003) has 51 recorded violations in the EPA SDWIS database. PFAS contamination has been detected in UCMR5 testing, with 1 PFAS compound found. This system serves 4,653 people using Groundwater sources.
How many people does FRIONA MUNICIPAL WATER SYSTEM serve? ▼
FRIONA MUNICIPAL WATER SYSTEM serves 4,653 people in FRIONA, Texas. It is a Local-owned system using Groundwater water sources with 1,553 service connections.
What type of violations does FRIONA MUNICIPAL WATER SYSTEM have? ▼
FRIONA MUNICIPAL WATER SYSTEM has 51 total violations: 25 health-based violations (MCL exceedances or treatment failures), 13 monitoring/reporting violations, and 3 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in FRIONA MUNICIPAL WATER SYSTEM water? ▼
Yes. UCMR5 testing detected 1 PFAS compound in FRIONA MUNICIPAL WATER SYSTEM's water supply: lithium. PFAS are persistent "forever chemicals" that do not break down in the environment.
What water source does FRIONA MUNICIPAL WATER SYSTEM use? ▼
FRIONA MUNICIPAL WATER SYSTEM 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. PFAS data from EPA UCMR5 monitoring program (2023-2025). This data is provided for informational purposes only.

Read our methodology — how this data is sourced, computed, and verified.

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