B70/100
JOHNSTOWN CITY PWS — Water Quality Report 2026
Serving 5,200 people · Ohio
Water Source
Groundwater
County
—
System ID
OH4501512
Violations
27
Contaminant Test Results
1 contaminant above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2020.
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 JOHNSTOWN CITY PWS
Is JOHNSTOWN CITY PWS water safe to drink?
JOHNSTOWN CITY PWS water receives a grade of B (70/100), which is considered good. Out of 31 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has JOHNSTOWN CITY PWS detected?
31 contaminants were tested in JOHNSTOWN CITY PWS's water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does JOHNSTOWN CITY PWS have any EPA violations?
Yes, JOHNSTOWN CITY PWS has 27 EPA violation(s) on record, with the most recent in 2020. Violation types include Other, MON, MR.
How many people does JOHNSTOWN CITY PWS serve?
JOHNSTOWN CITY PWS serves approximately 5,200 people, Ohio.
What type of water does JOHNSTOWN CITY PWS provide?
JOHNSTOWN CITY PWS sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is OH4501512.
How does JOHNSTOWN CITY PWS compare to other utilities in Ohio?
JOHNSTOWN CITY PWS scores 70/100 with a grade of B (good). This is an above-average performance for utilities statewide. Visit our Ohio state page for a full comparison of water systems.