West Virginia County Water Quality Reports

Barbour County, WV: 3 Health Violations — 69/100 (2026)

2026 report: Barbour County, WV scores 69/100 (Grade C). 5 ZIP codes analyzed. 26 EPA violations found. Free report with contaminant data and filter picks.

Berkeley County, WV: 10 Health Violations — 50/100 (2026)

2026 report: Berkeley County, WV scores 50/100 (Grade D). 42 ZIP codes analyzed. 325 EPA violations found. Free report with contaminant data and filter ...

Braxton County, WV: 1 Health Violation — 61/100 (2026)

2026 report: Braxton County, WV scores 61/100 (Grade C). 17 ZIP codes analyzed. 49 EPA violations found. Free report with contaminant data and filter pi...

Brooke County, WV: 5 Health Violations — 56/100 (2026)

2026 report: Brooke County, WV scores 56/100 (Grade C). 6 ZIP codes analyzed. 44 EPA violations found. Free report with contaminant data and filter picks.

Cabell County, WV: 116 Violations — 74/100 (2026)

2026 report: Cabell County, WV scores 74/100 (Grade B). 40 ZIP codes analyzed. 116 EPA violations found. Free report with contaminant data and filter pi...

Calhoun County, WV: 12 Health Violations — 57/100 (2026)

2026 report: Calhoun County, WV scores 57/100 (Grade C). 10 ZIP codes analyzed. 111 EPA violations found. Free report with contaminant data and filter p...

Clay County, WV: 2 Health Violations — 62/100 (2026)

2026 report: Clay County, WV scores 62/100 (Grade C). 11 ZIP codes analyzed. 23 EPA violations found. Free report with contaminant data and filter picks.

Doddridge County, WV: 3 Health Violations — 64/100 (2026)

2026 report: Doddridge County, WV scores 64/100 (Grade C). 4 ZIP codes analyzed. 22 EPA violations found. Free report with contaminant data and filter p...

Fayette County, WV: 14 Health Violations — 61/100 (2026)

2026 report: Fayette County, WV scores 61/100 (Grade C). 51 ZIP codes analyzed. 80 EPA violations found. Free report with contaminant data and filter pi...

Gilmer County, WV: 135 Violations — 60/100 (2026)

2026 report: Gilmer County, WV scores 60/100 (Grade C). 12 ZIP codes analyzed. 135 EPA violations found. Free report with contaminant data and filter pi...

Grant County, WV: 3 Health Violations — 54/100 (2026)

2026 report: Grant County, WV scores 54/100 (Grade D). 7 ZIP codes analyzed. 31 EPA violations found. Free report with contaminant data and filter picks.

Greenbrier County, WV: 23 Health Violations — 50/100 (2026)

2026 report: Greenbrier County, WV scores 50/100 (Grade D). 19 ZIP codes analyzed. 230 EPA violations found. Free report with contaminant data and filte...

Hampshire County, WV: 8 Health Violations — 53/100 (2026)

2026 report: Hampshire County, WV scores 53/100 (Grade D). 16 ZIP codes analyzed. 155 EPA violations found. Free report with contaminant data and filter...

Hancock County, WV: 4 Health Violations — 61/100 (2026)

2026 report: Hancock County, WV scores 61/100 (Grade C). 5 ZIP codes analyzed. 65 EPA violations found. Free report with contaminant data and filter picks.

Hardy County, WV: 32 Health Violations — 48/100 (2026)

2026 report: Hardy County, WV scores 48/100 (Grade D). 8 ZIP codes analyzed. 78 EPA violations found. Free report with contaminant data and filter picks.

Harrison County, WV: 30 Health Violations — 66/100 (2026)

2026 report: Harrison County, WV scores 66/100 (Grade C). 23 ZIP codes analyzed. 354 EPA violations found. Free report with contaminant data and filter ...

Jackson County, WV: 3 Health Violations — 63/100 (2026)

2026 report: Jackson County, WV scores 63/100 (Grade C). 12 ZIP codes analyzed. 58 EPA violations found. Free report with contaminant data and filter pi...

Jefferson County, WV: 26 Health Violations — 52/100 (2026)

2026 report: Jefferson County, WV scores 52/100 (Grade D). 11 ZIP codes analyzed. 293 EPA violations found. Free report with contaminant data and filter...

Kanawha County, WV: 48 Health Violations — 92/100 (2026)

2026 report: Kanawha County, WV scores 92/100 (Grade A). 52 ZIP codes analyzed. 2457 EPA violations found. Free report with contaminant data and filter ...

Lewis County, WV: 8 Violations — 65/100 (2026)

2026 report: Lewis County, WV scores 65/100 (Grade C). 3 ZIP codes analyzed. 8 EPA violations found. Free report with contaminant data and filter picks.

Lincoln County, WV: 11 Health Violations — 59/100 (2026)

2026 report: Lincoln County, WV scores 59/100 (Grade C). 20 ZIP codes analyzed. 89 EPA violations found. Free report with contaminant data and filter pi...

Logan County, WV: 11 Health Violations — 68/100 (2026)

2026 report: Logan County, WV scores 68/100 (Grade C). 46 ZIP codes analyzed. 77 EPA violations found. Free report with contaminant data and filter picks.

Marion County, WV: 6 Health Violations — 65/100 (2026)

2026 report: Marion County, WV scores 65/100 (Grade C). 20 ZIP codes analyzed. 200 EPA violations found. Free report with contaminant data and filter pi...

Marshall County, WV: 4 Health Violations — 57/100 (2026)

2026 report: Marshall County, WV scores 57/100 (Grade C). 6 ZIP codes analyzed. 40 EPA violations found. Free report with contaminant data and filter pi...

Mason County, WV: 1 Health Violation — 66/100 (2026)

2026 report: Mason County, WV scores 66/100 (Grade C). 13 ZIP codes analyzed. 104 EPA violations found. Free report with contaminant data and filter picks.

McDowell County, WV: 29 Health Violations — 74/100 (2026)

2026 report: McDowell County, WV scores 74/100 (Grade B). 36 ZIP codes analyzed. 183 EPA violations found. Free report with contaminant data and filter ...

Mercer County, WV: 10 Health Violations — 50/100 (2026)

2026 report: Mercer County, WV scores 50/100 (Grade D). 21 ZIP codes analyzed. 37 EPA violations found. Free report with contaminant data and filter picks.

Mineral County, WV: 14 Health Violations — 50/100 (2026)

2026 report: Mineral County, WV scores 50/100 (Grade D). 8 ZIP codes analyzed. 212 EPA violations found. Free report with contaminant data and filter pi...

Mingo County, WV: 24 Health Violations — 73/100 (2026)

2026 report: Mingo County, WV scores 73/100 (Grade B). 31 ZIP codes analyzed. 407 EPA violations found. Free report with contaminant data and filter picks.

Monongalia County, WV: 10 Health Violations — 59/100 (2026)

2026 report: Monongalia County, WV scores 59/100 (Grade C). 15 ZIP codes analyzed. 89 EPA violations found. Free report with contaminant data and filter...

Monroe County, WV: 5 Health Violations — 53/100 (2026)

2026 report: Monroe County, WV scores 53/100 (Grade D). 8 ZIP codes analyzed. 26 EPA violations found. Free report with contaminant data and filter picks.

Morgan County, WV: 15 Violations — 43/100 (2026)

2026 report: Morgan County, WV scores 43/100 (Grade D). 2 ZIP codes analyzed. 15 EPA violations found. Free report with contaminant data and filter picks.

Nicholas County, WV: Lead Above EPA Limits — 61/100 (2026)

2026 report: Nicholas County, WV scores 61/100 (Grade C). 19 ZIP codes analyzed. 266 EPA violations found. Lead above EPA limits. Free report with conta...

Ohio County, WV: 13 Health Violations — 47/100 (2026)

2026 report: Ohio County, WV scores 47/100 (Grade D). 6 ZIP codes analyzed. 33 EPA violations found. Free report with contaminant data and filter picks.

Pendleton County, WV: 12 Violations — 53/100 (2026)

2026 report: Pendleton County, WV scores 53/100 (Grade D). 8 ZIP codes analyzed. 12 EPA violations found. Free report with contaminant data and filter p...

Pleasants County, WV: 11 Violations — 66/100 (2026)

2026 report: Pleasants County, WV scores 66/100 (Grade C). 3 ZIP codes analyzed. 11 EPA violations found. Free report with contaminant data and filter p...

Pocahontas County, WV: 8 Health Violations — 51/100 (2026)

2026 report: Pocahontas County, WV scores 51/100 (Grade D). 11 ZIP codes analyzed. 120 EPA violations found. Free report with contaminant data and filte...

Preston County, WV: 11 Health Violations — 59/100 (2026)

2026 report: Preston County, WV scores 59/100 (Grade C). 13 ZIP codes analyzed. 201 EPA violations found. Free report with contaminant data and filter p...

Putnam County, WV: 1 Violation — 59/100 (2026)

2026 report: Putnam County, WV scores 59/100 (Grade C). 10 ZIP codes analyzed. 1 EPA violation found. Free report with contaminant data and filter picks.

Raleigh County, WV: Lead Above EPA Limits — 61/100 (2026)

2026 report: Raleigh County, WV scores 61/100 (Grade C). 50 ZIP codes analyzed. 140 EPA violations found. Lead above EPA limits. Free report with contam...

Randolph County, WV: 29 Health Violations — 64/100 (2026)

2026 report: Randolph County, WV scores 64/100 (Grade C). 20 ZIP codes analyzed. 363 EPA violations found. Free report with contaminant data and filter ...

Ritchie County, WV: 9 Health Violations — 64/100 (2026)

2026 report: Ritchie County, WV scores 64/100 (Grade C). 9 ZIP codes analyzed. 58 EPA violations found. Free report with contaminant data and filter picks.

Roane County, WV: 6 Health Violations — 65/100 (2026)

2026 report: Roane County, WV scores 65/100 (Grade C). 8 ZIP codes analyzed. 118 EPA violations found. Free report with contaminant data and filter picks.

Summers County, WV: 4 Health Violations — 49/100 (2026)

2026 report: Summers County, WV scores 49/100 (Grade D). 8 ZIP codes analyzed. 9 EPA violations found. Free report with contaminant data and filter picks.

Taylor County, WV: 1 Health Violation — 64/100 (2026)

2026 report: Taylor County, WV scores 64/100 (Grade C). 6 ZIP codes analyzed. 39 EPA violations found. Free report with contaminant data and filter picks.

Tucker County, WV: 13 Health Violations — 63/100 (2026)

2026 report: Tucker County, WV scores 63/100 (Grade C). 9 ZIP codes analyzed. 102 EPA violations found. Free report with contaminant data and filter picks.

Tyler County, WV: 17 Health Violations — 66/100 (2026)

2026 report: Tyler County, WV scores 66/100 (Grade C). 4 ZIP codes analyzed. 145 EPA violations found. Free report with contaminant data and filter picks.

Upshur County, WV: 11 Violations — 57/100 (2026)

2026 report: Upshur County, WV scores 57/100 (Grade C). 11 ZIP codes analyzed. 11 EPA violations found. Free report with contaminant data and filter picks.

Wayne County, WV: 9 Health Violations — 65/100 (2026)

2026 report: Wayne County, WV scores 65/100 (Grade C). 15 ZIP codes analyzed. 61 EPA violations found. Free report with contaminant data and filter picks.

Webster County, WV: 2 Health Violations — 60/100 (2026)

2026 report: Webster County, WV scores 60/100 (Grade C). 7 ZIP codes analyzed. 18 EPA violations found. Free report with contaminant data and filter picks.

Wetzel County, WV: 8 Health Violations — 51/100 (2026)

2026 report: Wetzel County, WV scores 51/100 (Grade D). 10 ZIP codes analyzed. 86 EPA violations found. Free report with contaminant data and filter picks.

Wirt County, WV: 1 Health Violation — 72/100 (2026)

2026 report: Wirt County, WV scores 72/100 (Grade B). 2 ZIP codes analyzed. 12 EPA violations found. Free report with contaminant data and filter picks.

Wood County, WV: 14 Health Violations — 70/100 (2026)

2026 report: Wood County, WV scores 70/100 (Grade B). 16 ZIP codes analyzed. 87 EPA violations found. Free report with contaminant data and filter picks.

Wyoming County, WV: 22 Health Violations — 70/100 (2026)

2026 report: Wyoming County, WV scores 70/100 (Grade B). 30 ZIP codes analyzed. 137 EPA violations found. Free report with contaminant data and filter p...