McIntosh County, Oklahoma
5 ZIP codes · Avg score 73/100 · Grade B · Updated 2026-06-03
Water utilities serving McIntosh County's 5 ZIP codes have built a consistent compliance record — the county's above-average grade reflects years of data showing low violation rates and no systemic health concerns.
How McIntosh County Compares
How McIntosh County Compares
McIntosh County scores 6 points below the Oklahoma state average (79/100) and 5 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: McIntosh County, Oklahoma
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 18.1 (asthma 12.4%, diabetes 17.7%)
Estimated additional annual cost per homeowner: $1,102, driven primarily by wildfire
Infrastructure: 0.4% avg pipe failure probability, 50% of ZIPs at high risk
50.8% of homes built before 1978 (lead paint era)
Violation History (2021–2025)
↑ Worsening trendEPA violation counts by year across McIntosh County water systems. Health-based shown in red, total in blue.
Peak year: 2025 with 37 violations. Past 5 years: 61 total (61 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: $1,102
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
12,142 housing units in McIntosh 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 McIntosh County
Remediation costs are relatively manageable for most homeowners in McIntosh 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 McIntosh 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 McIntosh County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Mcintosh Company Rws & Swmd #2 (onapa) | 2,774 | 95 |
| 2 | Mcintosh Company Rwd #3 (victor) | 920 | 95 |
| 3 | PORUM PWA | 5,000 | 95 |
| 4 | Mcintosh Company Rwd #8 (texanna) | 3,574 | 95 |
| 5 | Mcintosh Company Rws & Swmd #9 | 1,761 | 68 |
15 total water systems serve McIntosh County.
All ZIP Codes in McIntosh County
5 ZIP codes tracked in McIntosh County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 74845 | Hanna | 93 | A | 18 (2 health) | — |
| 2 | 74426 | Checotah | 70 | B | 50 (40 health) | $119K |
| 3 | 74432 | Eufaula | 70 | B | 45 (33 health) | $175K |
| 4 | 74459 | Rentiesville | 66 | C | 0 | $70K |
| 5 | 74461 | Stidham | 66 | C | 0 | — |
Recommended Buyer Guides for McIntosh County
Eight risk categories drive the selection — PFAS exceedance, lead above EPA action level, pre-1978 housing share, EPA Radon Zone 1, flood-top-risk, wildfire-top-risk, multi-contaminant load, and a baseline fallback — and each category maps to a specific buyer-guide track that surfaces when the county data hits its threshold for that hazard signal.
- Best Lead Paint Test Kits — 50.8% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
- Best HEPA Air Purifiers for Wildfire Smoke — Wildfire is the top compound risk factor
Deep Dive Reports
Detailed analysis for McIntosh County, Oklahoma
Overview
McIntosh County in Oklahoma covers 5 ZIP codes with an average Home Safety Score of B (73/100).
3 of 5 ZIP codes have recorded EPA violations. 75 health-based violations have been documented.
← Back to Oklahoma 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.