F0/100
GLEN ROCK WATER AUTH — Water Quality Report 2026
Serving 2,000 people · Pennsylvania
Water Source
Purchased Surface Water
County
—
System ID
PA7670050
Violations
155
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.005 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
2
Violations (last 5yr)
2
Unresolved
0
Health-Related
TIER 3Unresolved
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: August 1, 2025 – August 31, 2025Rule: Stage 1 DBPREnforcement: Informal — resolved cooperativelyVerify on EPA.gov
TIER 3Unresolved
Violation related to Coliform (pre-2016 TCR)
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: August 1, 2025 – August 31, 2025Rule: Surface Water Treatment 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 GLEN ROCK WATER AUTH
Is GLEN ROCK WATER AUTH water safe to drink?
GLEN ROCK WATER AUTH water receives a grade of F (0/100), which is considered failing. 0 contaminant(s) exceed EPA legal limits and 155 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has GLEN ROCK WATER AUTH detected?
1 contaminants were tested in GLEN ROCK WATER AUTH's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does GLEN ROCK WATER AUTH have any EPA violations?
Yes, GLEN ROCK WATER AUTH has 155 EPA violation(s) on record, with the most recent in 2025. Violation types include MR, Other, MON. 2 are health-based violations.
How many people does GLEN ROCK WATER AUTH serve?
GLEN ROCK WATER AUTH serves approximately 2,000 people, Pennsylvania.
What type of water does GLEN ROCK WATER AUTH provide?
GLEN ROCK WATER AUTH sources its water from purchased surface water. Surface water comes from rivers, lakes, or reservoirs and typically requires more extensive treatment. The utility's system ID is PA7670050.
How does GLEN ROCK WATER AUTH compare to other utilities in Pennsylvania?
GLEN ROCK WATER 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.