Ashley County, Arkansas
7 ZIP codes · Avg score 83/100 · Grade B · Updated 2026-06-03
Spanning 7 ZIP codes, Ashley County posts strong drinking water compliance — most systems have never triggered a health-based notice.
How Ashley County Compares
How Ashley County Compares
Ashley County scores 7 points above the Arkansas state average (76/100) and 15 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Ashley County, Arkansas
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 17.7 (asthma 11%, diabetes 18.3%)
Estimated additional annual cost per homeowner: $904, driven primarily by flood
Infrastructure: 0.397% avg pipe failure probability, 29% of ZIPs at high risk
64% of homes built before 1978 (lead paint era)
Violation History (2021–2024)
→ Stable trendEPA violation counts by year across Ashley County water systems. Health-based shown in red, total in blue.
Peak year: 2021 with 11 violations. Past 5 years: 16 total (16 health-based).
Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.
County Health Indicators vs National Average
Black markers indicate national averages. Source: CDC PLACES, Census ACS.
Infrastructure Overview
Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $904
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
9,687 housing units in Ashley County
Source: U.S. Census Bureau ACS B25034 (Year Structure Built).
Water Safety Affordability
How much it costs to fix water issues relative to home values in Ashley County
Water safety remediation is a moderate expense relative to home values. Most homeowners can address issues through staged improvements over time.
Remediation includes water filtration, lead abatement, radon mitigation, and flood protection where applicable. Source: Census ACS, EPA SDWIS.
Health Outcomes vs National Average
CDC PLACES data for Ashley County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water Systems with Most Violations
Top 5 systems in Ashley County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Hamburg Waterworks | 5,600 | 19 |
| 2 | Montrose Boydell Water System | 473 | 14 |
| 3 | West Ashley County Water Assn | 683 | 6 |
| 4 | Fountain Hill Waterworks | 1,028 | 6 |
| 5 | WILMOT WATERWORKS | 416 | 6 |
13 total water systems serve Ashley County.
All ZIP Codes in Ashley County
7 ZIP codes tracked in Ashley County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 71635 | Crossett | 90 | A | 0 | $94K |
| 2 | 71646 | Hamburg | 90 | A | 1 | $92K |
| 3 | 71658 | Montrose | 84 | B | 7 (3 health) | $53K |
| 4 | 71676 | Wilmot | 83 | B | 5 (1 health) | $42K |
| 5 | 71642 | Fountain Hill | 80 | B | 5 (2 health) | $176K |
| 6 | 71663 | Portland | 78 | B | 6 (1 health) | $65K |
| 7 | 71661 | Parkdale | 73 | B | 0 | $60K |
Recommended Buyer Guides for Ashley County
Where county records show a lead exceedance or pre-1978 housing concentration, lead-specific filters and test kits move toward the top of the list.
- Best Lead Paint Test Kits — 64% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
- Best Sump Pumps — Flood is the top compound risk factor
- Best Mold Test Kits — Flood-driven moisture and mold risk
Deep Dive Reports
Detailed analysis for Ashley County, Arkansas
Overview
Ashley County in Arkansas covers 7 ZIP codes with an average Home Safety Score of B (83/100).
5 of 7 ZIP codes have recorded EPA violations. 7 health-based violations have been documented.
← Back to Arkansas water quality report
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Updated daily.