C55/100
READING CITY PWS — Water Quality Report 2026
Serving 9,506 people · Ohio
Water Source
Purchased Surface Water
County
—
System ID
OH3101812
Violations
22
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 50.00 mg/L | 1.30 mg/L | Over Limit |
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
5
Violations (last 5yr)
3
Unresolved
0
Health-Related
TIER 3Unresolved
Surface water treatment technique failure
TIER 3Unresolved
Surface water treatment technique failure
TIER 3Unresolved
Surface water treatment technique failure
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2023 – September 12, 2023Enforcement: Resolving — corrective action underway
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2022 – August 26, 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 READING CITY PWS
Is READING CITY PWS water safe to drink?
READING CITY PWS water receives a grade of C (55/100), which is considered fair. 1 contaminant(s) exceed EPA legal limits and 22 violation(s) are on record. Customers may want to consider using a water filter.
What contaminants has READING CITY PWS detected?
47 contaminants were tested in READING CITY PWS's water. Notable contaminants include Copper (90th percentile), Lead (90th percentile). 1 exceed EPA legal limits (MCLs). 2 exceed EPA health goals (MCLGs).
Does READING CITY PWS have any EPA violations?
Yes, READING CITY PWS has 22 EPA violation(s) on record, with the most recent in 2025. Violation types include Other, MCL, MR. 3 are health-based violations.
How many people does READING CITY PWS serve?
READING CITY PWS serves approximately 9,506 people, Ohio.
What type of water does READING CITY PWS provide?
READING CITY PWS 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 OH3101812.
How does READING CITY PWS compare to other utilities in Ohio?
READING CITY PWS scores 55/100 with a grade of C (fair). This score indicates room for improvement compared to other utilities. Visit our Ohio state page for a full comparison of water systems.