Adams County, Mississippi
5 ZIP codes · Avg score 85/100 · Grade A · Updated 2026-06-03
The 5 water systems serving Adams County show strong compliance with federal drinking water standards.
How Adams County Compares
How Adams County Compares
Adams County scores 4 points above the Mississippi state average (81/100) and 17 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Adams County, Mississippi
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 17.3 (asthma 10.4%, diabetes 20.3%)
Estimated additional annual cost per homeowner: $1,054, driven primarily by flood
Infrastructure: 0.34% avg pipe failure probability, 33% of ZIPs at high risk
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: $1,054
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Water Safety Affordability
How much it costs to fix water issues relative to home values in Adams County
Remediation costs are relatively manageable for most homeowners in Adams County, representing a small fraction of property value.
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 Adams 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 Adams County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | City of Natchez | 14,520 | 9 |
| 2 | Broadmoor Utilities, Inc. | 1,185 | 9 |
| 3 | Adams Company W/a #2-south | 8,097 | 5 |
| 4 | Adams Company W/a #4-kaiser Lake | 8,078 | 5 |
| 5 | Mcnair-stampley W/a #1 | 1,148 | 3 |
6 total water systems serve Adams County.
All ZIP Codes in Adams County
5 ZIP codes tracked in Adams County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 39122 | Natchez | 95 | A | 3 | — |
| 2 | 39190 | Washington | 91 | A | 2 | — |
| 3 | 39121 | Natchez | 86 | A | 3 | — |
| 4 | 39120 | Natchez | 81 | B | 3 | $107K |
| 5 | 39165 | Sibley | 73 | B | 0 | — |
Recommended Buyer Guides for Adams County
Designed to find the guide that fits the county, not the other way around — the system reads EPA detections, FEMA hazard layers, and CDC lead-exposure markers, then outputs the categories that resolve those specific risks for households here, with NSF-certified products surfaced when the matching contaminant appears in the local monitoring data.
- 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 Adams County, Mississippi
Overview
Adams County in Mississippi covers 5 ZIP codes with an average Home Safety Score of A (85/100).
4 of 5 ZIP codes have recorded EPA violations. All violations are monitoring/reporting type.
← Back to Mississippi 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.