PlainWater
Counties → Illinois

Kendall County, Illinois

Water Systems
64
Population Served
84,307
Total Violations
6,782
945 health-based
PFAS Detected
2
of 3 tested

Violation Analysis

84.4%
Systems with Violations
106.0
Avg Violations per System
13.9%
Health-Based Violations

Water Source Types

GW
50 systems (78%)

PFAS Contamination

3
Systems Tested
2
PFAS Detected
66.7%
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

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

No violations on record (4) One or more violations (46)

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
Oswego 38,169 285 Clean
Yorkville 23,000 324 Clean
Plano 12,600 57 Clean
IL American-Valley Marina 1,102 7 -
Newark 986 8 -
Hoover Forest Preserve 800 4 -
Silver Springs State Park (94185) 750 14 -
Harvest Baptist Church Well 3 600 40 -
325 S Route 31 LLC 500 441 -
Harvest Baptist Church Well 2 400 9 -
Blackberry Hill Congregation of Jw 400 26 -
St Francis Xavier Church 375 26 -
Jellystone Park - Milbrook 371 23 -
Bristol Grade School 325 358 -
Fox Valley YMCA & Preschool 300 1,458 -
Harvest Baptist Church Well 1 300 12 -
Ashley Farms 225 64 -
Millbrook Junior High 200 81 -
Kendall County Fair Association 200 4 -
Parkview Christian Academy 171 693 -
Fox Lawn Homeowners Water Association 167 370 -
Lisbon Grade School 150 371 -
Cross Lutheran School 140 449 -
IL American-Hollis 107 14 -
Storybook Highlands 100 32 -
Newark Sportsmens Club 100 10 -
Dickson Valley Camp 100 4 -
P N a Youth Camp Assn 100 45 -
Whitetail Golf Club 100 22 -
Midwest Gas Co 100 34 -
Slc Inc LLC Plano 100 0 -
Slc Ice LLC Yorkville 100 0 -
Scl Ice, LLC 100 0 -
Morgan Creek 66 180 -
Bristol Tap 65 42 -
Kennedy Pointe 65 29 -
Ilg Greenhouse, LLC 65 0 -
Suzys Pizza 60 8 -
Stone City Softball Concession 50 26 -
Venue 5126 Inc 50 15 -
Last Chance Saloon (5876) 40 51 -
Jimbos Tavern 40 44 -
Helmar Lutheran Church 35 176 -
Ellis House and Equestrian Center 31 5 -
Dickson Valley Camp Gym 26 1 -
Dickson Valley Camp Dining Hall 26 1 -
Fox Bluff 25 6 -
Harris Forest Preserve 25 7 -
La Salle Manor 25 18 -
Fox Ranch Tavern 25 92 -

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 Kendall County? ▼
Kendall County has 6,782 total drinking water violations across 64 water systems, of which 945 are health-based violations. 84.4% of systems have at least one violation.
How many people get water from Kendall County systems? ▼
Water systems in Kendall County serve approximately 84,307 people through 64 public water systems.
Has PFAS been detected in Kendall County water? ▼
Of 3 water systems tested for PFAS in Kendall County, 2 had PFAS detected (66.7% detection rate).
What types of water sources supply Kendall County? ▼
Water systems in Kendall 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. 13.9% of Kendall 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.