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F0/100

UNION CITY MUNICIPAL AUTHORITY — Water Quality Report 2026

Serving 2,952 people · Pennsylvania

Water Source
Surface Water
County
—
System ID
PA6250064
Violations
207

Contaminant Test Results

2 contaminants above EPA health goals
ContaminantDetectedLimit (MCL)Status
Copper (90th percentile)
1.36 mg/L1.30 mg/LOver Limit
Lead (90th percentile)
0.004 mg/L0.015 mg/LAbove Goal

EPA Violation History

7

Violations (last 5yr)

0

Unresolved

1

Health-Related

TIER 3Resolved

Disinfection byproduct treatment technique failure

When: October 29, 2025 – November 18, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved

Exceeded the Maximum Contaminant Level (running average)

When: July 1, 2025 – September 30, 2025Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved

Failed Level 2 Assessment under Revised Total Coliform Rule

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

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

Disinfection byproduct treatment technique failure

When: March 11, 2024 – May 1, 2024Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved

Exceeded the MCL for disinfection byproducts

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

When: October 1, 2023 – December 31, 2023Enforcement: Resolving — corrective action underway
TIER 3Resolved

Exceeded the MCL for disinfection byproducts

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

When: October 1, 2023 – December 31, 2023Enforcement: Resolving — corrective action underway
TIER 3Resolved

Failed Level 2 Assessment under Revised Total Coliform Rule

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

When: December 1, 2022 – February 3, 2023Rule: Stage 1 DBPREnforcement: 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 UNION CITY MUNICIPAL AUTHORITY

Is UNION CITY MUNICIPAL AUTHORITY water safe to drink?

UNION CITY MUNICIPAL AUTHORITY water receives a grade of F (0/100), which is considered failing. 1 contaminant(s) exceed EPA legal limits and 207 violation(s) are on record. Customers may want to consider using a water filter.

What contaminants has UNION CITY MUNICIPAL AUTHORITY detected?

32 contaminants were tested in UNION CITY MUNICIPAL AUTHORITY's water. Notable contaminants include Copper (90th percentile), Lead (90th percentile). 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).

Does UNION CITY MUNICIPAL AUTHORITY have any EPA violations?

Yes, UNION CITY MUNICIPAL AUTHORITY has 207 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, MCL, MR. 35 are health-based violations.

How many people does UNION CITY MUNICIPAL AUTHORITY serve?

UNION CITY MUNICIPAL AUTHORITY serves approximately 2,952 people, Pennsylvania.

What type of water does UNION CITY MUNICIPAL AUTHORITY provide?

UNION CITY MUNICIPAL AUTHORITY 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 PA6250064.

How does UNION CITY MUNICIPAL AUTHORITY compare to other utilities in Pennsylvania?

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