Natchitoches County, Louisiana
10 ZIP codes · Avg score 69/100 · Grade C · Updated 2026-06-04
Current EPA records place Natchitoches County in the middle tier for drinking water safety, with 10 ZIP codes showing a range of outcomes.
How Natchitoches County Compares
How Natchitoches County Compares
Natchitoches County scores 2 points below the Louisiana state average (71/100) and 1 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-04
ZIP Code Risk Map
Water Quality Map: Natchitoches County, Louisiana
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 15.3 (asthma 10.8%, diabetes 15.4%)
Estimated additional annual cost per homeowner: $2,069, driven primarily by flood
Infrastructure: 0.353% avg pipe failure probability, 38% of ZIPs at high risk
54.1% of homes built before 1978 (lead paint era)
Violation History (2021–2025)
↑ Worsening trendEPA violation counts by year across Natchitoches County water systems. Health-based shown in red, total in blue.
Peak year: 2025 with 21 violations. Past 5 years: 52 total (52 health-based). Health-based violations are rising versus the prior 2-year window — worth closer monitoring.
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: $2,069
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
14,843 housing units in Natchitoches 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 Natchitoches County
Remediation costs are relatively manageable for most homeowners in Natchitoches 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 Natchitoches 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 Natchitoches County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Clarence Water System | 642 | 18 |
| 2 | CAMPTI WATER SYSTEM | 1,515 | 16 |
| 3 | Sandy Point 480 Water System | 654 | 16 |
| 4 | Creston Water System | 801 | 16 |
| 5 | NATCHITOCHES PARISH WWKS DISTRICT 2 | 8,415 | 1 |
7 total water systems serve Natchitoches County.
All ZIP Codes in Natchitoches County
10 ZIP codes tracked in Natchitoches County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 71458 | Natchitoches | 95 | A | 0 | — |
| 2 | 71497 | Natchitoches | 95 | A | 0 | — |
| 3 | 71456 | Natchez | 88 | A | 1 | $261K |
| 4 | 71457 | Natchitoches | 80 | B | 0 | $194K |
| 5 | 71066 | Powhatan | 60 | C | 0 | — |
| 6 | 71452 | Melrose | 60 | C | 0 | — |
| 7 | 71471 | Saint Maurice | 60 | C | 0 | — |
| 8 | 71414 | Clarence | 52 | D | 18 (13 health) | $52K |
| 9 | 71428 | Flora | 50 | D | 0 | — |
| 10 | 71411 | Campti | 46 | D | 16 (13 health) | $114K |
Recommended Buyer Guides for Natchitoches County
Methodologically, the recommendation order reflects severity in the federal record: contaminants flagged in EPA detection records for this county outrank generic water concerns, FEMA-confirmed hazard ratings shift emergency-related categories upward, and CDC lead-exposure markers govern when lead-test kits and certified filters appear at the top of the list.
- Best Lead Paint Test Kits — 54.1% 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 Natchitoches County, Louisiana
Overview
Natchitoches County in Louisiana covers 10 ZIP codes with an average Home Safety Score of C (69/100).
3 of 10 ZIP codes have recorded EPA violations. 26 health-based violations have been documented.
← Back to Louisiana 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.