B76/100
HIGHLAND COUNTY WATER COMPANY, INC. — Water Quality Report 2026
Serving 28,421 people · Ohio
Water Source
Groundwater
County
—
System ID
OH3600514
Violations
13
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
1
Violation (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2022 – August 22, 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 HIGHLAND COUNTY WATER COMPANY, INC.
Is HIGHLAND COUNTY WATER COMPANY, INC. water safe to drink?
HIGHLAND COUNTY WATER COMPANY, INC. water receives a grade of B (76/100), which is considered good. Out of 66 contaminants tested, none exceed EPA legal limits. 1 contaminant(s) exceed non-enforceable health goals. The water meets federal safety standards.
What contaminants has HIGHLAND COUNTY WATER COMPANY, INC. detected?
66 contaminants were tested in HIGHLAND COUNTY WATER COMPANY, INC.'s water. Notable contaminants include Lead (90th percentile). No contaminants exceed EPA legal limits. 1 exceed EPA health goals (MCLGs).
Does HIGHLAND COUNTY WATER COMPANY, INC. have any EPA violations?
Yes, HIGHLAND COUNTY WATER COMPANY, INC. has 13 EPA violation(s) on record, with the most recent in 2022. Violation types include Other, MCL, MR. 2 are health-based violations.
How many people does HIGHLAND COUNTY WATER COMPANY, INC. serve?
HIGHLAND COUNTY WATER COMPANY, INC. serves approximately 28,421 people, Ohio.
What type of water does HIGHLAND COUNTY WATER COMPANY, INC. provide?
HIGHLAND COUNTY WATER COMPANY, INC. sources its water from groundwater. Groundwater is pumped from underground aquifers, which often provides natural filtration. The utility's system ID is OH3600514.
How does HIGHLAND COUNTY WATER COMPANY, INC. compare to other utilities in Ohio?
HIGHLAND COUNTY WATER COMPANY, INC. scores 76/100 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.