C54/100
MAWC SWEENEY PLANT — Water Quality Report 2026
Serving 143,000 people · Pennsylvania
Water Source
Surface Water
County
—
System ID
PA5650032
Violations
31
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
0
Health-Related
TIER 3Resolved
Failed to complete routine monitoring
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: February 1, 2025 – February 28, 2025Rule: Surface Water Treatment RuleEnforcement: 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: June 1, 2023 – August 31, 2023Rule: Stage 1 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: November 1, 2022 – January 31, 2023Rule: Stage 1 DBPREnforcement: Resolving — corrective action underway
TIER 3Resolved
Surface water treatment technique failure
When: October 1, 2022 – November 29, 2022Enforcement: 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 MAWC SWEENEY PLANT
Is MAWC SWEENEY PLANT water safe to drink?
MAWC SWEENEY PLANT water receives a grade of C (54/100), which is considered fair. 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 MAWC SWEENEY PLANT detected?
76 contaminants were tested in MAWC SWEENEY PLANT's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does MAWC SWEENEY PLANT have any EPA violations?
Yes, MAWC SWEENEY PLANT has 31 EPA violation(s) on record, with the most recent in 2025. Violation types include MR, Other, TT. 3 are health-based violations.
How many people does MAWC SWEENEY PLANT serve?
MAWC SWEENEY PLANT serves approximately 143,000 people, Pennsylvania.
What type of water does MAWC SWEENEY PLANT provide?
MAWC SWEENEY PLANT 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 PA5650032.
How does MAWC SWEENEY PLANT compare to other utilities in Pennsylvania?
MAWC SWEENEY PLANT scores 54/100 with a grade of C (fair). This score indicates room for improvement compared to other utilities. Visit our Pennsylvania state page for a full comparison of water systems.