F0/100
CAERNARVON TWP AUTH — Water Quality Report 2026
Serving 4,245 people · Pennsylvania
Water Source
Groundwater
County
—
System ID
PA3060052
Violations
152
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 1.42 mg/L | 1.30 mg/L | Over Limit |
PFOA | 0.048 µg/L | 0.004 µg/L | Over Limit |
EPA Violation History
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Violation related to Consumer Confidence Report
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: December 1, 2024 – December 31, 2024Rule: Consumer Confidence 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 CAERNARVON TWP AUTH
Is CAERNARVON TWP AUTH water safe to drink?
CAERNARVON TWP AUTH water receives a grade of F (0/100), which is considered failing. 2 contaminant(s) exceed EPA legal limits and 152 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has CAERNARVON TWP AUTH detected?
52 contaminants were tested in CAERNARVON TWP AUTH's water. Notable contaminants include PFOA, Copper (90th percentile). 2 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).
Does CAERNARVON TWP AUTH have any EPA violations?
Yes, CAERNARVON TWP AUTH has 152 EPA violation(s) on record, with the most recent in 2024. Violation types include MR, TT, MCL. 4 are health-based violations.
How many people does CAERNARVON TWP AUTH serve?
CAERNARVON TWP AUTH serves approximately 4,245 people, Pennsylvania.
What type of water does CAERNARVON TWP AUTH provide?
CAERNARVON TWP AUTH sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is PA3060052.
How does CAERNARVON TWP AUTH compare to other utilities in Pennsylvania?
CAERNARVON TWP AUTH 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.