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Community Water System · PWS TX0990001

City of Chillicothe

Chillicothe, Texas 79225-0546 - drinking water served from surface water sources to 675 people, tracked in EPA SDWIS and UCMR5.

675
People served
291
EPA violations
205
Health-based
Untested
UCMR5 result

The verdict

EPA records 291 drinking-water violations at City of Chillicothe, 70% of them health-based - above the Texas per-system average.

291
Total EPA violations on record
70%
Health-based (MCL / treatment failure)
675
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: City of Chillicothe

City of Chillicothe is a local-owned community water system that delivers drinking water to 675 residents in Chillicothe, Texas (Hardeman County) through 340 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 291 total violations for this system , of which 205 (70%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 60 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 Nitrate, recorded in 101 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. Statewide, 610 of 1,147 UCMR5-tested systems have reported PFAS detections (53.2%).

City of Chillicothe's 291 violations sit above the Texas average.

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
675
Total Violations
291
Health-Based Violations
205
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
340
County
Hardeman
School/Daycare
No
MCL Violations
202
Monitoring Violations
60
Treatment Tech Violations
3

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Nitrate MCL 101 2025
TTHM MCL 101 2025
Chlorine MR 25 2019
Lead and Copper Rule MR 15 2025
TTHM MR 7 2025
Public Notice Other 6 2019
E. COLI MR 6 2014
Consumer Confidence Rule Other 4 2003
Revised Total Coliform Rule MON 3 2025
LEAD AND COPPER RULE REVISIONS RPT 3 2024
LEAD AND COPPER RULE REVISIONS TT 3 2024
Nitrate MR 2 2011
Total Haloacetic Acids (HAA5) MR 2 2011

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 Chillicothe.

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 TX0990001 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 Chillicothe 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 Nitrate MCL 101 SDWIS / TX0990001 / 1040
2025 TTHM MCL 101 SDWIS / TX0990001 / 2950
2025 Lead and Copper Rule MR 15 SDWIS / TX0990001 / 5000
2025 TTHM MR 7 SDWIS / TX0990001 / 2950
2025 Revised Total Coliform Rule MON 3 SDWIS / TX0990001 / 8000
2024 LEAD AND COPPER RULE REVISIONS RPT 3 SDWIS / TX0990001 / 5200
2024 LEAD AND COPPER RULE REVISIONS TT 3 SDWIS / TX0990001 / 5200
2019 Chlorine MR 25 SDWIS / TX0990001 / 0999
2019 Public Notice Other 6 SDWIS / TX0990001 / 7500
2014 E. COLI MR 6 SDWIS / TX0990001 / 3014
2011 Nitrate MR 2 SDWIS / TX0990001 / 1040
2011 Total Haloacetic Acids (HAA5) MR 2 SDWIS / TX0990001 / 2456
2003 Consumer Confidence Rule Other 4 SDWIS / TX0990001 / 7000

How City of Chillicothe Compares

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

Metric City of Chillicothe Texas avg Federal benchmark
Total violations 291 101.5 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 205 22.2 Indicates a contaminant exceeded a federal MCL
PFAS detection None 53.2% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 675 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 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is City of Chillicothe water safe to drink? ▼
City of Chillicothe (PWS ID: TX0990001) has 291 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 675 people using Surface Water sources.
How many people does City of Chillicothe serve? ▼
City of Chillicothe serves 675 people in Chillicothe, Texas. It is a Local-owned system using Surface Water water sources with 340 service connections.
What type of violations does City of Chillicothe have? ▼
City of Chillicothe has 291 total violations: 205 health-based violations (MCL exceedances or treatment failures), 60 monitoring/reporting violations, and 3 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in City of Chillicothe water? ▼
No PFAS testing data is available for City of Chillicothe under the EPA's UCMR5 monitoring program.
What water source does City of Chillicothe use? ▼
City of Chillicothe uses Surface Water 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.
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.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.