TapSafetyReport
F0/100

CITY OF COMANCHE — Water Quality Report 2026

Serving 4,190 people · Texas

Water Source
Purchased Surface Water
County
—
System ID
TX0470001
Violations
51

Contaminant Test Results

1 contaminant above EPA health goals
ContaminantDetectedLimit (MCL)Status
chlorate
267.00 µg/L—Above Goal

EPA Violation History

16

Violations (last 5yr)

3

Unresolved

8

Health-Related

TIER 3Unresolved

Monitoring Violation

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: September 1, 2025 – September 30, 2025Rule: Total Coliform RuleVerify on EPA.gov
TIER 3Unresolved

Failed to issue ongoing public notification

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: July 1, 2025Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 2Resolved

Consumer confidence report — content deficiency

When: April 1, 2025 – June 12, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved

Consumer confidence report — content deficiency

When: March 31, 2025 – July 15, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Unresolved

Monitoring / Reporting Violation

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: January 1, 2025 – June 30, 2025Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Resolved

Reporting violation

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: October 17, 2024 – April 22, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved

Treatment technique violation

When: October 17, 2024 – April 22, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Consumer confidence report — inadequate or unavailable

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: October 1, 2024 – June 12, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved

Exceeded the Maximum Contaminant Level (running average)

When: July 1, 2024 – September 30, 2024Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved

Monitoring / Reporting Violation

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: June 1, 2024 – November 30, 2024Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved

Exceeded the Maximum Contaminant Level (running average)

When: April 1, 2024 – June 30, 2024Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved

Disinfection byproduct treatment technique failure

When: January 5, 2024 – March 18, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved

Exceeded the Maximum Contaminant Level (running average)

When: January 1, 2024 – March 31, 2024Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
TIER 2Resolved

Exceeded the Maximum Contaminant Level (running average)

When: October 1, 2023 – December 31, 2023Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
TIER 2Resolved

Exceeded the Maximum Contaminant Level (running average)

When: July 1, 2023 – September 30, 2023Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved

Monitoring Violation

This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.

When: November 1, 2022 – November 30, 2022Rule: Total Coliform RuleEnforcement: Resolving — corrective action underway

Understanding violation severity

Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.

Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly

Frequently Asked Questions About CITY OF COMANCHE

Is CITY OF COMANCHE water safe to drink?

CITY OF COMANCHE water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 51 violation(s) are on record. Customers may want to consider using a water filter.

What contaminants has CITY OF COMANCHE detected?

54 contaminants were tested in CITY OF COMANCHE's water. Notable contaminants include chlorate. No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).

Does CITY OF COMANCHE have any EPA violations?

Yes, CITY OF COMANCHE has 51 EPA violation(s) on record, with the most recent in 2025. Violation types include MON, MR, TT. 33 are health-based violations.

How many people does CITY OF COMANCHE serve?

CITY OF COMANCHE serves approximately 4,190 people, Texas.

What type of water does CITY OF COMANCHE provide?

CITY OF COMANCHE sources its water from purchased surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is TX0470001.

How does CITY OF COMANCHE compare to other utilities in Texas?

CITY OF COMANCHE scores 0/100 with a grade of F (failing). This score suggests significant water quality concerns relative to other utilities. Visit our Texas state page for a full comparison of water systems.