A86/100
FAIRFIELD CITY PWS — Water Quality Report 2026
Serving 44,907 people · Ohio
Water Source
Groundwater
County
—
System ID
OH0900715
Violations
4
Contaminant Test Results
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
1,4-dioxane | 1.28 µg/L | — | Above Goal |
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 1998.
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 FAIRFIELD CITY PWS
Is FAIRFIELD CITY PWS water safe to drink?
FAIRFIELD CITY PWS water receives a grade of A (86/100), which is considered excellent. Out of 66 contaminants tested, none exceed EPA legal limits. 2 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has FAIRFIELD CITY PWS detected?
66 contaminants were tested in FAIRFIELD CITY PWS's water. Notable contaminants include Lead (90th percentile), 1,4-dioxane. No contaminants exceed EPA legal limits. 2 exceed EPA health goals (MCLGs).
Does FAIRFIELD CITY PWS have any EPA violations?
Yes, FAIRFIELD CITY PWS has 4 EPA violation(s) on record, with the most recent in 1998. Violation types include MR, MCL. 1 are health-based violations.
How many people does FAIRFIELD CITY PWS serve?
FAIRFIELD CITY PWS serves approximately 44,907 people, Ohio.
What type of water does FAIRFIELD CITY PWS provide?
FAIRFIELD CITY PWS sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is OH0900715.
How does FAIRFIELD CITY PWS compare to other utilities in Ohio?
FAIRFIELD CITY PWS scores 86/100 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.