A95/100
CLARK COUNTY NORTHRIDGE PWS — Water Quality Report 2026
Serving 8,874 people · Ohio
Water Source
Purchased Groundwater
County
—
System ID
OH1201003
Violations
5
Contaminant Test Results
EPA Violation History
No violations in the past 5 years
Full EPA compliance since 2009.
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 CLARK COUNTY NORTHRIDGE PWS
Is CLARK COUNTY NORTHRIDGE PWS water safe to drink?
CLARK COUNTY NORTHRIDGE PWS water receives a grade of A (95/100), which is considered excellent. Out of 31 contaminants tested, none exceed EPA legal limits. The water meets federal safety standards.
What contaminants has CLARK COUNTY NORTHRIDGE PWS detected?
31 contaminants were tested in CLARK COUNTY NORTHRIDGE PWS's water. No contaminants exceed EPA legal limits or health goals, indicating good water quality management.
Does CLARK COUNTY NORTHRIDGE PWS have any EPA violations?
Yes, CLARK COUNTY NORTHRIDGE PWS has 5 EPA violation(s) on record, with the most recent in 2009. Violation types include MR.
How many people does CLARK COUNTY NORTHRIDGE PWS serve?
CLARK COUNTY NORTHRIDGE PWS serves approximately 8,874 people, Ohio.
What type of water does CLARK COUNTY NORTHRIDGE PWS provide?
CLARK COUNTY NORTHRIDGE PWS sources its water from purchased groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is OH1201003.
How does CLARK COUNTY NORTHRIDGE PWS compare to other utilities in Ohio?
CLARK COUNTY NORTHRIDGE PWS scores 95/100 with a grade of A (excellent). This places it among the higher-performing utilities in the state. Visit our Ohio state page for a full comparison of water systems.