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Counties → Ohio

Clermont County, Ohio

Water Systems
9
Population Served
187,400
Total Violations
1,204
67 health-based
PFAS Detected
5
of 6 tested

Violation Analysis

100.0%
Systems with Violations
133.8
Avg Violations per System
5.6%
Health-Based Violations

Water Source Types

GW
6 systems (67%)
SW
3 systems (33%)

PFAS Contamination

6
Systems Tested
5
PFAS Detected
83.3%
Detection Rate

PFAS (per- and polyfluoroalkyl substances) are persistent chemicals found in drinking water. The EPA has set enforceable limits for several PFAS compounds under UCMR5 monitoring.

Compliance Snapshot

Clermont Ohio water systems by violation status, EPA SDWIS records.

No violations on record (0) One or more violations (9)

Violation history is cumulative, many flagged systems have already returned to compliance. Detail pages show per-system context.

Water Systems

System Name Population Violations PFAS
Clermont Public Water System 133,059 62 Detected
Tate-Monroe Water Association PWS 24,092 71 Detected
Loveland City PWS 12,800 38 Detected
Milford City PWS 6,700 628 Detected
Bethel Village PWS 3,900 123 Detected
New Richmond Village PWS 2,698 42 -
Williamsburg Village PWS 2,490 104 -
Felicity Village PWS 1,573 113 Clean
Robin Grays PWS 88 23 -

Other Counties in Ohio

Franklin County
96 systems · 1,503,985 served · 5,342 violations
Cuyahoga County
11 systems · 1,410,751 served · 1,166 violations
Hamilton County
28 systems · 842,267 served · 1,480 violations
Montgomery County
74 systems · 529,379 served · 4,724 violations
Summit County
214 systems · 467,695 served · 17,163 violations
Lucas County
46 systems · 433,198 served · 3,569 violations

Drinking Water Guides

Frequently Asked Questions

How many water violations are in Clermont County? ▼
Clermont County has 1,204 total drinking water violations across 9 water systems, of which 67 are health-based violations. 100.0% of systems have at least one violation.
How many people get water from Clermont County systems? ▼
Water systems in Clermont County serve approximately 187,400 people through 9 public water systems.
Has PFAS been detected in Clermont County water? ▼
Of 6 water systems tested for PFAS in Clermont County, 5 had PFAS detected (83.3% detection rate).
What types of water sources supply Clermont County? ▼
Water systems in Clermont County use GW (6 systems), SW (3 systems) as their primary water sources.
Are health-based violations serious? ▼
Health-based violations indicate that drinking water exceeded Maximum Contaminant Levels (MCLs) set by the EPA or failed treatment technique requirements. 5.6% of Clermont County's violations are health-based. Not all violations indicate immediate health risk, but they require corrective action.
Data Sources & Methodology

Drinking water violation data from the EPA Safe Drinking Water Information System (SDWIS). PFAS testing data from the UCMR5 monitoring program. SDWIS tracks all public water systems regulated under the Safe Drinking Water Act.

Violations are categorized as health-based (Maximum Contaminant Level exceedances, treatment technique failures) or monitoring/reporting violations. Not all violations indicate an immediate health risk.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This page draws directly on EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.