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Chillicothe, TX Tap Water Quality 2026

Water quality report for Chillicothe, TX — PFAS, lead and copper results, violation history and state inspection findings from EPA SDWIS.

A look at Chillicothe's drinking water using EPA enforcement records: violations, lead and copper results, PFAS sampling and state inspection findings.

Main Utility: City Of Chillicothe PWSID: TX0990001 Updated: 2026 Q2
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1 violation currently open

Lead is 1.10 ppb, 7% of the action level. PFAS has never been sampled at this system.

D

Chillicothe earns a D for water quality

Graded on violations and lead, with state inspection findings. PFAS not tested.

Lead: 1.10 ppb — 7% of the federal action level
PFAS never sampled at this system
50 violations since 2015, 28 health-based
1 violation currently open
Chillicothe's lead level vs. all Texas community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 1.10 ppb — 7% of the federal action level
✓ Lower lead than 78% of Texas utilities
Population Served
549
~340 connections
Water Source
Surface water
Purchased from another system — SDWIS source code SWP
Active Violations
1
1 open of 50 since 2015

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
7% of EPA action level
1.10 ppb
Action level: 15 ppb
The 90th-percentile lead result is 1.10 ppb, 7% of the 15 ppb federal action level. The action level is a treatment trigger, not a legal maximum, and it is measured across sampled taps rather than at any single home.

Contaminant Violations (2015–Present)

ContaminantTypeMeasuredLimitPeriodStatus
TTHM MONITORING AND REPORTING — 0.080 mg/L 2026 Resolved
Public Notice OTHER — — 2026 Unaddressed
Lead and Copper Rule MONITORING AND REPORTING — TT 2026 Addressed
TTHM MCL EXCEEDANCE 0.112 MG/L 0.080 mg/L 2026 Archived
Nitrate MCL EXCEEDANCE 14 MG/L 10 mg/L 2026 Archived
Nitrate MCL EXCEEDANCE 12 MG/L 10 mg/L 2025 Archived
TTHM MCL EXCEEDANCE 0.111 MG/L 0.080 mg/L 2025 Archived
TTHM MONITORING AND REPORTING — 0.080 mg/L 2025 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2025 Addressed
Nitrate MCL EXCEEDANCE 12 MG/L 10 mg/L 2025 Archived
TTHM MCL EXCEEDANCE 0.098 MG/L 0.080 mg/L 2025 Archived
Consumer Confidence Rule OTHER — — 2025 Unaddressed
Revised Total Coliform Rule MONITORING FAILURE — — 2025 Resolved
Nitrate MCL EXCEEDANCE 12 MG/L 10 mg/L 2025 Archived
TTHM MCL EXCEEDANCE 0.085 MG/L 0.080 mg/L 2025 Archived
LEAD AND COPPER RULE REVISIONS TREATMENT TECHNIQUE — — 2024 Unaddressed
LEAD AND COPPER RULE REVISIONS REPORTING FAILURE — — 2024 Unaddressed
Lead and Copper Rule MONITORING AND REPORTING — TT 2024 Addressed
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2024 Resolved
Nitrate MCL EXCEEDANCE 14 MG/L 10 mg/L 2024 Archived
TTHM MONITORING AND REPORTING — 0.080 mg/L 2024 Resolved
TTHM MCL EXCEEDANCE 0.088 MG/L 0.080 mg/L 2023 Resolved
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2023 Resolved
TTHM MCL EXCEEDANCE 0.096 MG/L 0.080 mg/L 2023 Resolved
TTHM MCL EXCEEDANCE 0.095 MG/L 0.080 mg/L 2023 Resolved
TTHM MCL EXCEEDANCE 0.092 MG/L 0.080 mg/L 2023 Resolved
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2023 Resolved
Nitrate MCL EXCEEDANCE 11 MG/L 10 mg/L 2020 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2019 Resolved
Nitrate MCL EXCEEDANCE 13 MG/L 10 mg/L 2019 Resolved
Nitrate MCL EXCEEDANCE 13 MG/L 10 mg/L 2019 Resolved
TTHM MCL EXCEEDANCE 0.084 MG/L 0.080 mg/L 2019 Resolved
TTHM MCL EXCEEDANCE 0.085 MG/L 0.080 mg/L 2019 Resolved
Public Notice OTHER — — 2019 Resolved
TTHM MCL EXCEEDANCE 0.085 MG/L 0.080 mg/L 2019 Resolved
Nitrate MCL EXCEEDANCE 13 MG/L 10 mg/L 2019 Resolved
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2019 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2018 Resolved
Nitrate MCL EXCEEDANCE 13 MG/L 10 mg/L 2018 Resolved
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2018 Resolved
Nitrate MCL EXCEEDANCE 12 MG/L 10 mg/L 2018 Resolved
TTHM MCL EXCEEDANCE 0.083 MG/L 0.080 mg/L 2018 Resolved
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2018 Resolved
TTHM MCL EXCEEDANCE 0.089 MG/L 0.080 mg/L 2018 Resolved
Public Notice OTHER — — 2018 Resolved
TTHM MCL EXCEEDANCE 0.085 MG/L 0.080 mg/L 2018 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2017 Resolved
TTHM MCL EXCEEDANCE 0.087 MG/L 0.080 mg/L 2017 Resolved
TTHM MCL EXCEEDANCE 0.091 MG/L 0.080 mg/L 2017 Resolved
Chlorine MONITORING AND REPORTING — 4.0 mg/L 2017 Resolved
Understanding violation types MCL violations mean a contaminant exceeded the federal maximum limit — the most serious type.
TT (Treatment Technique) violations mean required treatment procedures weren't followed, but don't necessarily mean contamination occurred.

Violation History

1 violation remains open, out of 50 recorded since 2015 (28 health-based).

About the Main Water System

Utility City Of Chillicothe
PWSID TX0990001
Water source Surface water — Purchased from another system — SDWIS source code SWP
Population served 549
Service connections 340
Systems serving this area 1
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Chillicothe tap water safe to drink? ▼
No federal limit is exceeded on record. 1 violation(s) remain open. Lead is 1.10 ppb, 7% of the action level.
Does Chillicothe water have PFAS? ▼
This system has never been sampled for PFAS. EPA's national monitoring covered systems serving 3,300 people or more, so no results exist — which is not evidence that none is present.
Who supplies water to Chillicothe? ▼
City Of Chillicothe (PWSID TX0990001). Surface water. Purchased from another system — SDWIS source code SWP
When was this system last inspected? ▼
It was last inspected on 2024-08-15. No significant deficiencies were recorded.

What Should Chillicothe Residents Do?

1
Read your annual water report
Your supplier publishes a Consumer Confidence Report each July covering the prior year.
2
Check for a lead service line
Lead reaches tap water mainly through service lines and household plumbing. Suppliers now publish an inventory identifying lead lines.
3
Follow the open violation
This system has an unresolved violation. Contact the supplier for its corrective-action schedule.

Nearby Cities in Texas

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