PlainWater
Counties → Ohio

Licking County, Ohio

Water Systems
88
Population Served
129,554
Total Violations
6,135
1,209 health-based
PFAS Detected
3
of 6 tested

Violation Analysis

96.6%
Systems with Violations
69.7
Avg Violations per System
19.7%
Health-Based Violations

Water Source Types

GW
49 systems (56%)
SW
1 system (1%)

PFAS Contamination

6
Systems Tested
3
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

Licking Ohio water systems by violation status, EPA SDWIS records.

No violations on record (3) One or more violations (47)

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
Newark City PWS 49,934 70 Detected
Licking Regional Water District 17,818 138 Clean
City of Heath PWS 10,310 17 Clean
Pataskala City 9,900 47 Clean
Granville, Village Of 5,946 7 Clean
Johnstown City PWS 5,200 103 Clean
Licking County Harbor Hills PWS 3,415 28 -
Buckeye Lake, Village of PWS 2,746 14 -
Hebron Village PWS 2,368 59 -
Utica Village PWS 2,235 58 -
Travel Centers of America 39 2,100 15 -
Northridge Local School Campus 1,600 272 -
Licking Valley Elementary School PWS 1,400 16 -
Thornville Duke and Duchess PWS 904 13 -
Faith Life Church PWS 900 42 -
Jenkins Sunoco Service Station 877 44 -
National Trail Raceway Grandstand 800 132 -
Licking County Prescott Estates 732 17 -
Licking Valley High School PWS 650 373 -
Certified Gas Station #423 564 37 -
Pilot Oil Co-Hebron 285 514 193 -
Alexandria Village PWS 493 11 -
Lakeside Mhc 465 45 -
St Louisville Village PWS 374 35 -
Jersey Baptist Church 368 124 -
National Trail Raceway Tower 306 144 -
Dawes Arboretum 289 181 -
4-H Camp Ohio-Camp 273 60 -
Schmidtys PWS 248 7 -
Velvet Ice Cream Company 237 97 -
Villa Vista Mobile Home 236 34 -
Lazy River at Granville PWS 224 19 -
Dollar General #24772 - Newark Marne 220 0 -
Pataskala Shell 200 50 -
Hillcrest Golf Course 171 43 -
Willow Run Golf Course 170 127 -
Irongate Equestrian Center PWS 170 4 -
Alive Vineyard 167 94 -
New Beginnings Farm 154 0 -
Bsa Camp Falling Rock-Upper 150 80 -
The Virtues Golf Club Clubhouse PWS 150 83 -
Little Village Day Care PWS 150 4 -
Truckomat Fuel Center 145 73 -
Lighthouse Memorial Church PWS 140 6 -
Clover Valley Golf Club PWS 133 20 -
Valley Mobile Home Park 120 151 -
Licking Park District 120 70 -
Mpw Technology Center 118 0 -
Wilkins Mobile Home Park 115 127 -
The Links at Echo Springs PWS 114 52 -

Other Counties in Ohio

Franklin County
96 systems · 1,503,985 served · 5,342 violations
Cuyahoga County
11 systems · 1,410,751 served · 1,166 violations
Hamilton County
28 systems · 842,267 served · 1,480 violations
Montgomery County
74 systems · 529,379 served · 4,724 violations
Summit County
214 systems · 467,695 served · 17,163 violations
Lucas County
46 systems · 433,198 served · 3,569 violations

Drinking Water Guides

Frequently Asked Questions

How many water violations are in Licking County? ▼
Licking County has 6,135 total drinking water violations across 88 water systems, of which 1,209 are health-based violations. 96.6% of systems have at least one violation.
How many people get water from Licking County systems? ▼
Water systems in Licking County serve approximately 129,554 people through 88 public water systems.
Has PFAS been detected in Licking County water? ▼
Of 6 water systems tested for PFAS in Licking County, 3 had PFAS detected (50.0% detection rate).
What types of water sources supply Licking County? ▼
Water systems in Licking 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. 19.7% of Licking 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.