C43/100
UNION WSC — Water Quality Report 2026
Serving 5,793 people · Texas
Water Source
Surface Water
County
—
System ID
TX2140004
Violations
21
Contaminant Test Results
EPA Violation History
3
Violations (last 5yr)
3
Unresolved
1
Health-Related
TIER 3Unresolved
Disinfection byproduct treatment technique failure
When: May 1, 2025Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Unresolved
Reporting violation
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: October 17, 2024Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 2Unresolved
Treatment technique violation
When: October 17, 2024Rule: Ground Water RuleEnforcement: Informal — resolved cooperativelyVerify on EPA.gov
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 UNION WSC
Is UNION WSC water safe to drink?
UNION WSC water receives a grade of C (43/100), which is considered fair. 0 contaminant(s) exceed EPA legal limits and 21 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has UNION WSC detected?
31 contaminants were tested in UNION WSC's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does UNION WSC have any EPA violations?
Yes, UNION WSC has 21 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, RPT, TT. 9 are health-based violations.
How many people does UNION WSC serve?
UNION WSC serves approximately 5,793 people, Texas.
What type of water does UNION WSC provide?
UNION WSC 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 TX2140004.
How does UNION WSC compare to other utilities in Texas?
UNION WSC scores 43/100 with a grade of C (fair). This score indicates room for improvement compared to other utilities. Visit our Texas state page for a full comparison of water systems.