PlainWater
Counties → Ohio

Gallia County, Ohio

Water Systems
3
Population Served
28,959
Total Violations
197
78 health-based
PFAS Detected
2
of 2 tested

Violation Analysis

100.0%
Systems with Violations
65.7
Avg Violations per System
39.6%
Health-Based Violations

Water Source Types

GW
3 systems (100%)

PFAS Contamination

2
Systems Tested
2
PFAS Detected
100.0%
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

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

No violations on record (0) One or more violations (3)

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
Gallia Co Rural Water Association 20,995 22 Detected
Gallipolis PWS 7,134 4 Detected
Rio Grande 830 171 -

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 Gallia County? ▼
Gallia County has 197 total drinking water violations across 3 water systems, of which 78 are health-based violations. 100.0% of systems have at least one violation.
How many people get water from Gallia County systems? ▼
Water systems in Gallia County serve approximately 28,959 people through 3 public water systems.
Has PFAS been detected in Gallia County water? ▼
Of 2 water systems tested for PFAS in Gallia County, 2 had PFAS detected (100.0% detection rate).
What types of water sources supply Gallia County? ▼
Water systems in Gallia County use GW (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. 39.6% of Gallia 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.