PlainWater
Counties → Indiana

Washington County, Indiana

Water Systems
7
Population Served
23,603
Total Violations
990
544 health-based
PFAS Detected
2
of 4 tested

Violation Analysis

100.0%
Systems with Violations
141.4
Avg Violations per System
54.9%
Health-Based Violations

Water Source Types

SW
4 systems (57%)
GW
3 systems (43%)

PFAS Contamination

4
Systems Tested
2
PFAS Detected
50.0%
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

Washington Indiana water systems by violation status, EPA SDWIS records.

No violations on record (0) One or more violations (7)

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
East Washington Rural Water 8,613 146 Clean
Salem Water Works 8,200 652 Clean
Posey Township Water Corp. 3,500 80 Clean
New Pekin Water Utility 2,150 52 Detected
Campbellsburg Water Works 900 39 -
Mount Tabor Christian Church 200 6 -
Peek a Boo Lake (Spring) 40 15 -

Other Counties in Indiana

Marion County
56 systems · 949,929 served · 5,652 violations
Lake County
108 systems · 539,424 served · 12,533 violations
Allen County
91 systems · 324,113 served · 5,221 violations
Hamilton County
66 systems · 229,377 served · 6,714 violations
St. Joseph County
221 systems · 218,797 served · 16,354 violations
Vanderburgh County
6 systems · 195,582 served · 332 violations

Drinking Water Guides

Frequently Asked Questions

How many water violations are in Washington County? ▼
Washington County has 990 total drinking water violations across 7 water systems, of which 544 are health-based violations. 100.0% of systems have at least one violation.
How many people get water from Washington County systems? ▼
Water systems in Washington County serve approximately 23,603 people through 7 public water systems.
Has PFAS been detected in Washington County water? ▼
Of 4 water systems tested for PFAS in Washington County, 2 had PFAS detected (50.0% detection rate).
What types of water sources supply Washington County? ▼
Water systems in Washington County use SW (4 systems), 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. 54.9% of Washington 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.