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Counties → Illinois

Piatt County, Illinois

Water Systems
15
Population Served
12,765
Total Violations
969
224 health-based
PFAS Detected
0
of 1 tested

Violation Analysis

93.3%
Systems with Violations
64.6
Avg Violations per System
23.1%
Health-Based Violations

Water Source Types

GW
15 systems (100%)

PFAS Contamination

1
Systems Tested
0
PFAS Detected
0.0%
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

Piatt Illinois water systems by violation status, EPA SDWIS records.

No violations on record (1) One or more violations (14)

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
Monticello 5,548 11 Clean
Bement 1,661 20 -
Cerro Gordo 1,433 4 -
Mansfield 939 31 -
White Heath Waterworks 685 45 -
Robert Allerton Park 500 11 -
Hammond 478 38 -
DE Land 446 268 -
Deland Weldon 280 423 -
Crossroads Church 250 29 -
Cisco 242 51 -
Lodge Church of God 110 15 -
Piatt County Nursing Home 93 0 -
Open Hearts Foursquare Church 75 16 -
Twice the Ice Monticello 25 7 -

Other Counties in Illinois

Cook County
427 systems · 5,304,996 served · 21,728 violations
DuPage County
207 systems · 861,775 served · 15,779 violations
Lake County
540 systems · 719,035 served · 33,311 violations
Will County
330 systems · 622,572 served · 37,818 violations
Kane County
191 systems · 592,544 served · 12,844 violations
McHenry County
307 systems · 271,051 served · 11,554 violations

Drinking Water Guides

Frequently Asked Questions

How many water violations are in Piatt County? ▼
Piatt County has 969 total drinking water violations across 15 water systems, of which 224 are health-based violations. 93.3% of systems have at least one violation.
How many people get water from Piatt County systems? ▼
Water systems in Piatt County serve approximately 12,765 people through 15 public water systems.
Has PFAS been detected in Piatt County water? ▼
Of 1 water systems tested for PFAS in Piatt County, 0 had PFAS detected (0.0% detection rate).
What types of water sources supply Piatt County? ▼
Water systems in Piatt County use GW (15 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. 23.1% of Piatt 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.