PlainWater
Counties → West Virginia

Jefferson County, West Virginia

Water Systems
43
Population Served
34,217
Total Violations
14,377
820 health-based
PFAS Detected
2
of 3 tested

Violation Analysis

97.7%
Systems with Violations
334.3
Avg Violations per System
5.7%
Health-Based Violations

Water Source Types

GW
35 systems (81%)
SW
8 systems (19%)

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

Jefferson West Virginia water systems by violation status, EPA SDWIS records.

No violations on record (1) One or more violations (42)

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
Charles Town Utilities 15,220 693 Clean
Wvaw - Walnut Grove Utilities 7,250 2,103 Detected
Corporation of Shepherdstown 4,300 363 Detected
Corporation of Harpers Ferry 2,122 283 -
Wvaw - the Mountain Water System 976 434 -
Blue Ridge Elementary 455 421 -
Page Jackson Solar Elem 450 171 -
South Jefferson Elementary 424 252 -
Eastern Panhandle Preparatory Academy 300 345 -
Blue Ridge Primary School 248 332 -
E Z Mart 200 98 -
Charles Town Utl-Glen Haven Utilities 195 222 -
Oak Hill Mobile Home Community LLC 172 378 -
Allens Wonderland 157 21 -
US Fish & Wildlife-Nctc 150 248 -
Wvaw - Deerfield Village Subdivision 132 524 -
Wvaw - Cave Quarter Utility 126 1,139 -
Summit Point Tactical Training Center 125 61 -
Rock Spring Church 120 270 -
Charles Town Utl-Cavaland Subdivision 107 78 -
Usgs Leetown Science Center 105 615 -
Summit Point Raceway 100 133 -
Leights MHP 78 58 -
Russells MHP 75 106 -
Usda Appalachian Fruit Research Station 70 172 -
Caz/Hillbrook Inn 70 479 -
Potomac Farms Water Co 65 1,408 -
Summit Point - Main Office 50 0 -
Middleway Market 25 72 -
Tj's Pit Stop 25 352 -
Images C and a Enterprises 25 325 -
Morgan Grove Park 25 160 -
Mountaineer Mini Mart 25 454 -
Railside Market 25 81 -
Summit Point Park 25 171 -
Rolling Ridge Conservatory 25 233 -
Claymont Society 25 219 -
River Country Store 25 76 -
Bakerton Market 25 306 -
Harpers Ferry Campground 25 216 -
Hawthorne Inn 25 192 -
Dollar General Store Middleway 25 22 -
Black Dog Coffee 25 91 -

Other Counties in West Virginia

Kanawha County
4 systems · 223,150 served · 2,563 violations
Cabell County
2 systems · 104,093 served · 362 violations
Berkeley County
23 systems · 97,328 served · 4,057 violations
Wood County
10 systems · 86,630 served · 1,340 violations
Monongalia County
12 systems · 82,877 served · 1,384 violations
Raleigh County
18 systems · 73,148 served · 3,512 violations

Drinking Water Guides

Frequently Asked Questions

How many water violations are in Jefferson County? ▼
Jefferson County has 14,377 total drinking water violations across 43 water systems, of which 820 are health-based violations. 97.7% of systems have at least one violation.
How many people get water from Jefferson County systems? ▼
Water systems in Jefferson County serve approximately 34,217 people through 43 public water systems.
Has PFAS been detected in Jefferson County water? ▼
Of 3 water systems tested for PFAS in Jefferson County, 2 had PFAS detected (66.7% detection rate).
What types of water sources supply Jefferson County? ▼
Water systems in Jefferson County use GW (35 systems), SW (8 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 Jefferson 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.