TapSafetyReport
F0/100

CITY OF THREE RIVERS — Water Quality Report 2026

Serving 4,428 people · Texas

Water Source
Surface Water
County
—
System ID
TX1490002
Violations
31

Contaminant Test Results

1 contaminant above EPA health goals
ContaminantDetectedLimit (MCL)Status
Lead (90th percentile)
0.002 mg/L0.015 mg/LAbove Goal

EPA Violation History

6

Violations (last 5yr)

3

Unresolved

0

Health-Related

TIER 3Unresolved

Disinfection byproduct treatment technique failure

When: August 25, 2025Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Unresolved

Missed required monitoring deadline

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

When: August 1, 2025 – August 31, 2025Rule: Surface Water Treatment RuleVerify on EPA.gov
TIER 3Resolved

Missed required monitoring deadline

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

When: June 1, 2024 – June 30, 2024Rule: Surface Water Treatment RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Surface water treatment technique failure

When: July 1, 2023 – August 27, 2024Enforcement: 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: December 30, 2021Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Resolved

Monitoring Violation

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

When: July 1, 2021 – July 31, 2021Rule: 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 THREE RIVERS

Is CITY OF THREE RIVERS water safe to drink?

CITY OF THREE RIVERS water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 31 violation(s) are on record. Customers may want to consider using a water filter.

What contaminants has CITY OF THREE RIVERS detected?

54 contaminants were tested in CITY OF THREE RIVERS's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).

Does CITY OF THREE RIVERS have any EPA violations?

Yes, CITY OF THREE RIVERS has 31 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, MR, MON. 19 are health-based violations.

How many people does CITY OF THREE RIVERS serve?

CITY OF THREE RIVERS serves approximately 4,428 people, Texas.

What type of water does CITY OF THREE RIVERS provide?

CITY OF THREE RIVERS sources its water from surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is TX1490002.

How does CITY OF THREE RIVERS compare to other utilities in Texas?

CITY OF THREE RIVERS 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.