PlainWater
Counties → Indiana

DeKalb County, Indiana

Water Systems
48
Population Served
31,561
Total Violations
2,628
383 health-based
PFAS Detected
2
of 2 tested

Violation Analysis

95.8%
Systems with Violations
54.8
Avg Violations per System
14.6%
Health-Based Violations

Water Source Types

GW
48 systems (100%)

PFAS Contamination

2
Systems Tested
2
PFAS Detected
100.0%
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

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

No violations on record (2) 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
Auburn Water Department 12,800 4 Clean
Garrett Water Utility 6,390 37 Clean
Butler Water Department 2,700 96 -
Waterloo Water Works 2,242 7 -
Lakewood Park Baptist Church/School 1,100 23 -
Steel Dynamics 1,000 203 -
St. Michaels Church 601 10 -
St. Joe Water Department 460 93 -
All American Stores - Laotto 404 47 -
Indian Springs Campground Resort 384 66 -
Vulcraft 281 22 -
New Millennium Building Systems, LLC 270 0 -
Corunna Water Utility 255 148 -
Nucor Fastener 243 16 -
Millers Shellmart 204 25 -
Ben Mar Chateau 166 89 -
Auburn Gear, Inc. 140 7 -
Tri-Wall/International Paper 135 53 -
Story Lake Rsrt-Well 7-Main & 11-Helper 120 157 -
Heidtman Steel Products - Office at Main 114 85 -
Heidtman Steel Products - West at Main 114 14 -
Klink Trucking 90 6 -
Wayne Manufacturing Corp. 90 263 -
Fireside Resort 81 139 -
Hopewell U.b. Church 80 28 -
Cedar Lake Church of the Brethren 80 30 -
Thomas Funeral Home 76 14 -
X Y Tool & Die, Inc. 74 3 -
McP - Magic Coil Products 70 118 -
St. Joe Valley Conservation Club 70 41 -
Heidtman Steel Products - Sheet Products 66 92 -
Waterloo Freewill Baptist Church 65 16 -
Paragon Steel 60 76 -
Coburn Corners Church of Christ 60 32 -
Pickle Properties 55 60 -
Country Heritage Winery & Vineyard 51 23 -
Rhinehart Finishing, LLC. 43 111 -
Pleasant Chapel Church of the Brethren 41 40 -
New Process Steel 37 43 -
Air Products & Chemicals, Inc. 31 110 -
S.r.c. Estate LLC 30 0 -
Paragon Steel - Headquarters 30 3 -
Old Castle 29 14 -
Story Lake Resort - Well #14 - Entrance 29 97 -
Dekalb Meadows Amish School 25 3 -
South East Dekalb Amish School 25 3 -
Dollar General - Spencerville 25 14 -
Cedar Lake Church of Christ 25 47 -

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 DeKalb County? ▼
DeKalb County has 2,628 total drinking water violations across 48 water systems, of which 383 are health-based violations. 95.8% of systems have at least one violation.
How many people get water from DeKalb County systems? ▼
Water systems in DeKalb County serve approximately 31,561 people through 48 public water systems.
Has PFAS been detected in DeKalb County water? ▼
Of 2 water systems tested for PFAS in DeKalb County, 2 had PFAS detected (100.0% detection rate).
What types of water sources supply DeKalb County? ▼
Water systems in DeKalb County use GW (48 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. 14.6% of DeKalb 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.