Arkansas County Water Quality Reports

Water quality reports for all counties in Arkansas. Browse by county to see safety scores, violations, and ZIP code data.

Browse water quality data by county in Arkansas. Each county page lists all ZIP codes with safety scores and EPA violation data.

← Arkansas state overview

Arkansas County, AR: 16 Health Violations — 77/100 (2026)

2026 report: Arkansas County, AR scores 77/100 (Grade B). 7 ZIP codes analyzed. 46 EPA violations found. Free report with contaminant data and filter pi...

Ashley County, AR: 7 Health Violations — 83/100 (2026)

2026 report: Ashley County, AR scores 83/100 (Grade B). 7 ZIP codes analyzed. 24 EPA violations found. Free report with contaminant data and filter picks.

Baxter County, AR: 3 Health Violations — 65/100 (2026)

2026 report: Baxter County, AR scores 65/100 (Grade C). 15 ZIP codes analyzed. 6 EPA violations found. Free report with contaminant data and filter picks.

Benton County, AR: 32 Health Violations — 74/100 (2026)

2026 report: Benton County, AR scores 74/100 (Grade B). 22 ZIP codes analyzed. 66 EPA violations found. Free report with contaminant data and filter picks.

Boone County, AR: 14 Health Violations — 69/100 (2026)

2026 report: Boone County, AR scores 69/100 (Grade C). 9 ZIP codes analyzed. 40 EPA violations found. Free report with contaminant data and filter picks.

Bradley County, AR: 2 Violations — 78/100 (2026)

2026 report: Bradley County, AR scores 78/100 (Grade B). 3 ZIP codes analyzed. 2 EPA violations found. Free report with contaminant data and filter picks.

Calhoun County, AR: 3 Violations — 82/100 (2026)

2026 report: Calhoun County, AR scores 82/100 (Grade B). 4 ZIP codes analyzed. 3 EPA violations found. Free report with contaminant data and filter picks.

Carroll County, AR: 3 Health Violations — 73/100 (2026)

2026 report: Carroll County, AR scores 73/100 (Grade B). 6 ZIP codes analyzed. 18 EPA violations found. Free report with contaminant data and filter picks.

Chicot County, AR: 16 Health Violations — 70/100 (2026)

2026 report: Chicot County, AR scores 70/100 (Grade B). 3 ZIP codes analyzed. 27 EPA violations found. Free report with contaminant data and filter picks.

Clark County, AR: 1 Health Violation — 78/100 (2026)

2026 report: Clark County, AR scores 78/100 (Grade B). 12 ZIP codes analyzed. 11 EPA violations found. Free report with contaminant data and filter picks.

Clay County, AR: 5 Violations — 81/100 (2026)

2026 report: Clay County, AR scores 81/100 (Grade B). 10 ZIP codes analyzed. 5 EPA violations found. Free report with contaminant data and filter picks.

Cleburne County, AR: 2 Violations — 74/100 (2026)

2026 report: Cleburne County, AR scores 74/100 (Grade B). 10 ZIP codes analyzed. 2 EPA violations found. Free report with contaminant data and filter pi...

Cleveland County, AR: 2 Violations — 84/100 (2026)

2026 report: Cleveland County, AR scores 84/100 (Grade B). 3 ZIP codes analyzed. 2 EPA violations found. Free report with contaminant data and filter pi...

Columbia County, AR: 23 Health Violations — 83/100 (2026)

2026 report: Columbia County, AR scores 83/100 (Grade B). 6 ZIP codes analyzed. 51 EPA violations found. Free report with contaminant data and filter pi...

Conway County, AR: 2 Health Violations — 78/100 (2026)

2026 report: Conway County, AR scores 78/100 (Grade B). 9 ZIP codes analyzed. 11 EPA violations found. Free report with contaminant data and filter picks.

Craighead County, AR: 6 Violations — 85/100 (2026)

2026 report: Craighead County, AR scores 85/100 (Grade A). 13 ZIP codes analyzed. 6 EPA violations found. Free report with contaminant data and filter p...

Crawford County, AR: Lead Above EPA Limits — 78/100 (2026)

2026 report: Crawford County, AR scores 78/100 (Grade B). 12 ZIP codes analyzed. 31 EPA violations found. Lead above EPA limits. Free report with contam...

Crittenden County, AR: 12 Health Violations — 79/100 (2026)

2026 report: Crittenden County, AR scores 79/100 (Grade B). 10 ZIP codes analyzed. 80 EPA violations found. Free report with contaminant data and filter...

Cross County, AR: 1 Health Violation — 80/100 (2026)

2026 report: Cross County, AR scores 80/100 (Grade B). 6 ZIP codes analyzed. 17 EPA violations found. Free report with contaminant data and filter picks.

Dallas County, AR: 1 Violation — 83/100 (2026)

2026 report: Dallas County, AR scores 83/100 (Grade B). 3 ZIP codes analyzed. 1 EPA violation found. Free report with contaminant data and filter picks.

Desha County, AR: Lead Above EPA Limits — 75/100 (2026)

2026 report: Desha County, AR scores 75/100 (Grade B). 6 ZIP codes analyzed. 65 EPA violations found. Lead above EPA limits. Free report with contaminan...

Drew County, AR: 5 Violations — 87/100 (2026)

2026 report: Drew County, AR scores 87/100 (Grade A). 6 ZIP codes analyzed. 5 EPA violations found. Free report with contaminant data and filter picks.

Faulkner County, AR: 13 Health Violations — 80/100 (2026)

2026 report: Faulkner County, AR scores 80/100 (Grade B). 13 ZIP codes analyzed. 22 EPA violations found. Free report with contaminant data and filter p...

Franklin County, AR: 6 Health Violations — 80/100 (2026)

2026 report: Franklin County, AR scores 80/100 (Grade B). 5 ZIP codes analyzed. 11 EPA violations found. Free report with contaminant data and filter pi...

Fulton County, AR: 26 Health Violations — 57/100 (2026)

2026 report: Fulton County, AR scores 57/100 (Grade C). 7 ZIP codes analyzed. 130 EPA violations found. Free report with contaminant data and filter picks.

Garland County, AR: 2 Violations — 64/100 (2026)

2026 report: Garland County, AR scores 64/100 (Grade C). 12 ZIP codes analyzed. 2 EPA violations found. Free report with contaminant data and filter picks.

Grant County, AR: 1 Violation — 82/100 (2026)

2026 report: Grant County, AR scores 82/100 (Grade B). 5 ZIP codes analyzed. 1 EPA violation found. Free report with contaminant data and filter picks.

Greene County, AR: 4 Violations — 88/100 (2026)

2026 report: Greene County, AR scores 88/100 (Grade A). 6 ZIP codes analyzed. 4 EPA violations found. Free report with contaminant data and filter picks.

Hempstead County, AR: 25 Health Violations — 72/100 (2026)

2026 report: Hempstead County, AR scores 72/100 (Grade B). 8 ZIP codes analyzed. 64 EPA violations found. Free report with contaminant data and filter p...

Hot Spring County, AR Water Safety: 84/100 (2026)

2026 report: Hot Spring County, AR scores 84/100 (Grade B). 3 ZIP codes analyzed. No EPA violations. Free report with contaminant data and filter picks.

Howard County, AR: Lead Above EPA Limits — 77/100 (2026)

2026 report: Howard County, AR scores 77/100 (Grade B). 5 ZIP codes analyzed. 3 EPA violations found. Lead above EPA limits. Free report with contaminan...

Independence County, AR: 5 Violations — 66/100 (2026)

2026 report: Independence County, AR scores 66/100 (Grade C). 17 ZIP codes analyzed. 5 EPA violations found. Free report with contaminant data and filte...

Izard County, AR: 2 Violations — 61/100 (2026)

2026 report: Izard County, AR scores 61/100 (Grade C). 17 ZIP codes analyzed. 2 EPA violations found. Free report with contaminant data and filter picks.

Jackson County, AR: Lead Above EPA Limits — 74/100 (2026)

2026 report: Jackson County, AR scores 74/100 (Grade B). 9 ZIP codes analyzed. 21 EPA violations found. Lead above EPA limits. Free report with contamin...

Jefferson County, AR: 31 Violations — 79/100 (2026)

2026 report: Jefferson County, AR scores 79/100 (Grade B). 17 ZIP codes analyzed. 31 EPA violations found. Free report with contaminant data and filter ...

Johnson County, AR: 5 Violations — 82/100 (2026)

2026 report: Johnson County, AR scores 82/100 (Grade B). 8 ZIP codes analyzed. 5 EPA violations found. Free report with contaminant data and filter picks.

Lafayette County, AR: 4 Health Violations — 81/100 (2026)

2026 report: Lafayette County, AR scores 81/100 (Grade B). 5 ZIP codes analyzed. 8 EPA violations found. Free report with contaminant data and filter pi...

Lawrence County, AR: 1 Health Violation — 81/100 (2026)

2026 report: Lawrence County, AR scores 81/100 (Grade B). 11 ZIP codes analyzed. 6 EPA violations found. Free report with contaminant data and filter pi...

Lee County, AR: 22 Health Violations — 66/100 (2026)

2026 report: Lee County, AR scores 66/100 (Grade C). 6 ZIP codes analyzed. 28 EPA violations found. Free report with contaminant data and filter picks.

Lincoln County, AR: 6 Violations — 82/100 (2026)

2026 report: Lincoln County, AR scores 82/100 (Grade B). 4 ZIP codes analyzed. 6 EPA violations found. Free report with contaminant data and filter picks.

Little River County, AR: 4 Health Violations — 86/100 (2026)

2026 report: Little River County, AR scores 86/100 (Grade A). 5 ZIP codes analyzed. 8 EPA violations found. Free report with contaminant data and filter...

Logan County, AR: 10 Health Violations — 85/100 (2026)

2026 report: Logan County, AR scores 85/100 (Grade A). 9 ZIP codes analyzed. 24 EPA violations found. Free report with contaminant data and filter picks.

Lonoke County, AR: 10 Health Violations — 81/100 (2026)

2026 report: Lonoke County, AR scores 81/100 (Grade B). 10 ZIP codes analyzed. 27 EPA violations found. Free report with contaminant data and filter picks.

Madison County, AR Water Safety: 75/100 (2026)

2026 report: Madison County, AR scores 75/100 (Grade B). 4 ZIP codes analyzed. No EPA violations. Free report with contaminant data and filter picks.

Marion County, AR: 5 Health Violations — 73/100 (2026)

2026 report: Marion County, AR scores 73/100 (Grade B). 7 ZIP codes analyzed. 20 EPA violations found. Free report with contaminant data and filter picks.

Miller County, AR: 11 Health Violations — 73/100 (2026)

2026 report: Miller County, AR scores 73/100 (Grade B). 4 ZIP codes analyzed. 40 EPA violations found. Free report with contaminant data and filter picks.

Mississippi County, AR: Lead Above EPA Limits — 82/100

2026 report: Mississippi County, AR scores 82/100 (Grade B). 19 ZIP codes analyzed. 40 EPA violations found. Lead above EPA limits. Free report with con...

Monroe County, AR: 21 Health Violations — 69/100 (2026)

2026 report: Monroe County, AR scores 69/100 (Grade C). 5 ZIP codes analyzed. 55 EPA violations found. Free report with contaminant data and filter picks.

Montgomery County, AR: Lead Above EPA Limits — 52/100 (2026)

2026 report: Montgomery County, AR scores 52/100 (Grade D). 8 ZIP codes analyzed. 24 EPA violations found. Lead above EPA limits. Free report with conta...

Nevada County, AR: 13 Health Violations — 77/100 (2026)

2026 report: Nevada County, AR scores 77/100 (Grade B). 6 ZIP codes analyzed. 25 EPA violations found. Free report with contaminant data and filter picks.

Newton County, AR: Lead Above EPA Limits — 71/100 (2026)

2026 report: Newton County, AR scores 71/100 (Grade B). 13 ZIP codes analyzed. 84 EPA violations found. Lead above EPA limits. Free report with contamin...

Ouachita County, AR: Lead Above EPA Limits — 82/100 (2026)

2026 report: Ouachita County, AR scores 82/100 (Grade B). 6 ZIP codes analyzed. 26 EPA violations found. Lead above EPA limits. Free report with contami...

Perry County, AR: 1 Violation — 75/100 (2026)

2026 report: Perry County, AR scores 75/100 (Grade B). 4 ZIP codes analyzed. 1 EPA violation found. Free report with contaminant data and filter picks.

Phillips County, AR: 29 Health Violations — 71/100 (2026)

2026 report: Phillips County, AR scores 71/100 (Grade B). 15 ZIP codes analyzed. 66 EPA violations found. Free report with contaminant data and filter p...

Pike County, AR: Lead Above EPA Limits — 70/100 (2026)

2026 report: Pike County, AR scores 70/100 (Grade B). 7 ZIP codes analyzed. 74 EPA violations found. Lead above EPA limits. Free report with contaminant...

Poinsett County, AR: 3 Violations — 82/100 (2026)

2026 report: Poinsett County, AR scores 82/100 (Grade B). 8 ZIP codes analyzed. 3 EPA violations found. Free report with contaminant data and filter picks.

Polk County, AR: 4 Health Violations — 80/100 (2026)

2026 report: Polk County, AR scores 80/100 (Grade B). 7 ZIP codes analyzed. 5 EPA violations found. Free report with contaminant data and filter picks.

Pope County, AR: 36 Health Violations — 77/100 (2026)

2026 report: Pope County, AR scores 77/100 (Grade B). 10 ZIP codes analyzed. 37 EPA violations found. Free report with contaminant data and filter picks.

Prairie County, AR: 2 Health Violations — 81/100 (2026)

2026 report: Prairie County, AR scores 81/100 (Grade B). 6 ZIP codes analyzed. 3 EPA violations found. Free report with contaminant data and filter picks.

Pulaski County, AR: 2 Violations — 89/100 (2026)

2026 report: Pulaski County, AR scores 89/100 (Grade A). 39 ZIP codes analyzed. 2 EPA violations found. Free report with contaminant data and filter picks.

Randolph County, AR: 6 Violations — 65/100 (2026)

2026 report: Randolph County, AR scores 65/100 (Grade C). 10 ZIP codes analyzed. 6 EPA violations found. Free report with contaminant data and filter pi...

Saline County, AR: 11 Violations — 86/100 (2026)

2026 report: Saline County, AR scores 86/100 (Grade A). 12 ZIP codes analyzed. 11 EPA violations found. Free report with contaminant data and filter picks.

Scott County, AR: 4 Health Violations — 75/100 (2026)

2026 report: Scott County, AR scores 75/100 (Grade B). 4 ZIP codes analyzed. 4 EPA violations found. Free report with contaminant data and filter picks.

Searcy County, AR: 4 Health Violations — 60/100 (2026)

2026 report: Searcy County, AR scores 60/100 (Grade C). 5 ZIP codes analyzed. 14 EPA violations found. Free report with contaminant data and filter picks.

Sebastian County, AR: 13 Health Violations — 89/100 (2026)

2026 report: Sebastian County, AR scores 89/100 (Grade A). 20 ZIP codes analyzed. 19 EPA violations found. Free report with contaminant data and filter ...

Sevier County, AR: 2 Violations — 81/100 (2026)

2026 report: Sevier County, AR scores 81/100 (Grade B). 6 ZIP codes analyzed. 2 EPA violations found. Free report with contaminant data and filter picks.

Sharp County, AR: 8 Violations — 71/100 (2026)

2026 report: Sharp County, AR scores 71/100 (Grade B). 9 ZIP codes analyzed. 8 EPA violations found. Free report with contaminant data and filter picks.

St. Francis County, AR: 7 Violations — 84/100 (2026)

2026 report: St. Francis County, AR scores 84/100 (Grade B). 12 ZIP codes analyzed. 7 EPA violations found. Free report with contaminant data and filter...

Stone County, AR: 2 Health Violations — 71/100 (2026)

2026 report: Stone County, AR scores 71/100 (Grade B). 5 ZIP codes analyzed. 15 EPA violations found. Free report with contaminant data and filter picks.

Union County, AR: 11 Health Violations — 81/100 (2026)

2026 report: Union County, AR scores 81/100 (Grade B). 11 ZIP codes analyzed. 26 EPA violations found. Free report with contaminant data and filter picks.

Van Buren County, AR: 2 Health Violations — 74/100 (2026)

2026 report: Van Buren County, AR scores 74/100 (Grade B). 9 ZIP codes analyzed. 25 EPA violations found. Free report with contaminant data and filter p...

Washington County, AR: 14 Health Violations — 81/100 (2026)

2026 report: Washington County, AR scores 81/100 (Grade B). 24 ZIP codes analyzed. 110 EPA violations found. Free report with contaminant data and filte...

White County, AR: 2 Health Violations — 82/100 (2026)

2026 report: White County, AR scores 82/100 (Grade B). 15 ZIP codes analyzed. 20 EPA violations found. Free report with contaminant data and filter picks.

Woodruff County, AR: 2 Violations — 76/100 (2026)

2026 report: Woodruff County, AR scores 76/100 (Grade B). 5 ZIP codes analyzed. 2 EPA violations found. Free report with contaminant data and filter picks.

Yell County, AR: 29 Health Violations — 70/100 (2026)

2026 report: Yell County, AR scores 70/100 (Grade B). 12 ZIP codes analyzed. 37 EPA violations found. Free report with contaminant data and filter picks.

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