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Counties → Illinois

Tazewell County, Illinois

Water Systems
100
Population Served
131,500
Total Violations
7,258
416 health-based
PFAS Detected
4
of 8 tested

Violation Analysis

88.0%
Systems with Violations
72.6
Avg Violations per System
5.7%
Health-Based Violations

Water Source Types

GW
50 systems (50%)

PFAS Contamination

8
Systems Tested
4
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

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

No violations on record (2) One or more violations (48)

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-Pekin 31,731 5 Detected
East Peoria 22,284 40 Detected
Morton 17,111 56 Clean
Washington 14,793 20 Clean
North Tazewell Pwd 8,300 172 Clean
Creve Coeur 4,934 55 Clean
Mackinaw 3,399 21 Clean
Marquette Heights 2,974 127 -
Groveland Township Water District 2,185 4 -
Tremont 2,114 9 -
Delavan 1,743 26 -
Pekin Fed Correctional Inst and Prsncmp 1,635 12 -
North Pekin 1,478 22 -
IL American-Washington Estates 1,278 121 -
Minier 1,180 11 -
South Pekin 996 217 -
Hopedale 830 11 -
Kennel Lake Sportsmens Club 700 5 -
Deer Creek 647 87 -
Green Valley 638 27 -
Thorton Oil 351 600 2 -
Crossroads Methodist Church, Inc 600 5 -
Caterpillar Peoria Proving Grd 535 33 -
Walmart Supercenter East Peoria 500 2 -
Bay View Baptist Church 425 5 -
Faith Christian Center 400 2 -
Armington 310 58 -
Lake Windermere Estates Subdivision 300 5 Clean
Cornerstone Baptist Church 300 4 -
St Johns Lutheran Church 300 12 -
Harvard Hills Water Corporation 250 45 -
New Castle Bible Church 250 3 -
Hopedale Mennonite Church 250 7 -
Stonetown Edgewood Terrace, LLC 248 434 -
Uaw Senior Citizens Center 240 33 -
Midwest Generation - Powerton 240 140 -
Rankin School District No 98 240 16 -
Venado Lakes-Argyll Water Association 215 29 -
Pine Lakes Golf Club 200 30 -
Faith Christian Activity Cente 200 5 -
Apostolic Christian Church (135673) 200 10 -
Washington American Legion 180 8 -
Tres Rojas Winery 180 2 -
Excel Foundry & Machine 165 186 -
Rankin School Dist (148430) 158 913 -
Walmart Washington 131 0 -
Spring Lake Consol School 125 156 -
Oak Lane Acres Subdivision 120 125 -
Camp Good News 120 7 -
Kentuckiana Kampground East Wl 100 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 Tazewell County? ▼
Tazewell County has 7,258 total drinking water violations across 100 water systems, of which 416 are health-based violations. 88.0% of systems have at least one violation.
How many people get water from Tazewell County systems? ▼
Water systems in Tazewell County serve approximately 131,500 people through 100 public water systems.
Has PFAS been detected in Tazewell County water? ▼
Of 8 water systems tested for PFAS in Tazewell County, 4 had PFAS detected (50.0% detection rate).
What types of water sources supply Tazewell County? ▼
Water systems in Tazewell County use GW (50 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. 5.7% of Tazewell 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.