PlainWater
Counties → Illinois

Champaign County, Illinois

Water Systems
81
Population Served
209,446
Total Violations
2,997
666 health-based
PFAS Detected
1
of 5 tested

Violation Analysis

71.6%
Systems with Violations
37.0
Avg Violations per System
22.2%
Health-Based Violations

Water Source Types

GW
49 systems (60%)
SW
1 system (1%)

PFAS Contamination

5
Systems Tested
1
PFAS Detected
20.0%
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

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

No violations on record (5) One or more violations (45)

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
IL American-Champaign 150,000 7 Clean
Rantoul 13,000 16 Clean
U of I-Champaign 13,000 14 Clean
Mahomet 6,580 22 Clean
Sangamon Valley Pwd 5,300 30 Clean
IL American-Tolono 3,604 73 -
IL American-Fisher 2,026 10 -
Aqua Illinois-Philo 1,378 9 -
Homer 1,200 43 -
Thomasboro 1,066 40 -
Illini Prairie Rest Areas 1,000 6 -
Gifford 911 6 -
Ilur Liberty Commons MHP LLC 865 2 -
Ogden 750 43 -
Shadow Wood MHP 680 0 -
Heritage of Rantoul 500 37 -
Seymour Water District 392 25 -
Fountain Valley MHP 375 378 -
Ilur Woods Edge MHP LLC 373 0 -
Ivesdale 360 27 -
Ej Water-Dewey 350 79 -
IL American-Broadlands 330 137 -
Hardys Reindeer Ranch 324 10 -
Ludlow 308 3 -
Stonetown Oaks MHP LLC 280 29 -
Royal 273 25 -
Maplewood Mac LLC 270 8 -
Woodland Acres Mhc 230 16 -
Ilur Portfolio 5-Surbana Estates MHP LLC 209 16 -
Middle Fork River Forest Presv 200 25 -
Immanuel Lutheran Church (121194) 200 25 -
Pear Tree Estate Chapel 200 0 -
Faith Baptist Church (121103) 175 15 -
Longview 153 342 -
Penfield Pwd 150 25 -
Mahomet Sportsmen Club 150 6 -
Immanuel Lutheran Church (68544) 150 4 -
Gordon Hannagan Auction Co 150 5 -
Stagecoach at Gordyville 125 2 -
Valley View Manor 120 260 -
Ilur Portfolios - Carriage Estates LLC 115 4 -
Ehlers MHP 112 42 -
Country View Ests MHP 97 62 -
Shots N' Slots 80 2 -
East Side MHP 79 214 -
Prairieview JR. High School 67 169 -
Lds Rantoul 5031508 63 3 -
Ilur Portfolio 5 - Wilson MHP LLC 62 0 -
Ilur Portfolio 5 - Trailside MHP LLC 62 2 -
Schnucks-Champ 60 0 -

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 Champaign County? ▼
Champaign County has 2,997 total drinking water violations across 81 water systems, of which 666 are health-based violations. 71.6% of systems have at least one violation.
How many people get water from Champaign County systems? ▼
Water systems in Champaign County serve approximately 209,446 people through 81 public water systems.
Has PFAS been detected in Champaign County water? ▼
Of 5 water systems tested for PFAS in Champaign County, 1 had PFAS detected (20.0% detection rate).
What types of water sources supply Champaign County? ▼
Water systems in Champaign County use GW (49 systems), SW (1 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. 22.2% of Champaign 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.