F0/100
AUTH OF BORO OF CHARLEROI — Water Quality Report 2026
Serving 27,000 people · Pennsylvania
Water Source
Surface Water
County
—
System ID
PA5630039
Violations
260
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.003 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
4
Violations (last 5yr)
0
Unresolved
2
Health-Related
TIER 3Resolved
Disinfection byproduct treatment technique failure
When: May 11, 2025 – December 4, 2025Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: January 1, 2025 – March 31, 2025Rule: Stage 2 DBPREnforcement: Resolving — corrective action underway
TIER 2Resolved
Exceeded the Maximum Contaminant Level (running average)
When: October 1, 2024 – December 31, 2024Rule: Stage 2 DBPREnforcement: 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
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 AUTH OF BORO OF CHARLEROI
Is AUTH OF BORO OF CHARLEROI water safe to drink?
AUTH OF BORO OF CHARLEROI water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 260 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has AUTH OF BORO OF CHARLEROI detected?
69 contaminants were tested in AUTH OF BORO OF CHARLEROI's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does AUTH OF BORO OF CHARLEROI have any EPA violations?
Yes, AUTH OF BORO OF CHARLEROI has 260 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, MCL, MR. 25 are health-based violations.
How many people does AUTH OF BORO OF CHARLEROI serve?
AUTH OF BORO OF CHARLEROI serves approximately 27,000 people, Pennsylvania.
What type of water does AUTH OF BORO OF CHARLEROI provide?
AUTH OF BORO OF CHARLEROI 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 PA5630039.
How does AUTH OF BORO OF CHARLEROI compare to other utilities in Pennsylvania?
AUTH OF BORO OF CHARLEROI 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.