Alfalfa County, Oklahoma
8 ZIP codes · Avg score 80/100 · Grade B · Updated 2026-07-19
ZipCheckup grade for Alfalfa: B.
This ZIP looks solid, with a few items worth a quick check.
Compared to state averages, Alfalfa County scores well - its 8 ZIP codes sit above the baseline for tap water quality.
How Alfalfa County Compares
How Alfalfa County Compares
Alfalfa County scores 1 points above the Oklahoma state average (79/100) and 12 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-07-19
ZIP Code Risk Map
Water Quality Map: Alfalfa County, Oklahoma
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 15 (asthma 10.4%, diabetes 13.5%)
Estimated additional annual cost per homeowner: $1,151, driven primarily by flood
Infrastructure: 0.478% avg pipe failure probability, 75% of ZIPs at high risk
79.9% of homes built before 1978 (lead paint era)
Violation History (2022–2025)
→ Stable trendEPA violation counts by year across Alfalfa County water systems. Health-based shown in red, total in blue.
Peak year: 2024 with 5 violations. Past 5 years: 9 total (9 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: $1,151
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
2,539 housing units in Alfalfa 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 Alfalfa County
Remediation costs are relatively manageable for most homeowners in Alfalfa 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 Alfalfa County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water systems serving Alfalfa County
8 community water systems serving Alfalfa County.
- C
- B
- A
- B
- A
- A
Show all 8 water systems
- C
- B
Systems with the most violations in Alfalfa County
5 water systems with recorded EPA violations.
- B
- C
- A
- A
- A
All ZIP Codes in Alfalfa County
8 ZIP codes tracked in Alfalfa County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 73749 | Jet | 91 | A | 8 | $82K |
| 2 | 73739 | Goltry | 87 | A | 3 (1 health) | $110K |
| 3 | 73741 | Helena | 87 | A | 8 (1 health) | $88K |
| 4 | 73726 | Carmen | 83 | B | 34 (1 health) | $53K |
| 5 | 73722 | Burlington | 82 | B | 1 | $169K |
| 6 | 73728 | Cherokee | 82 | B | 2 | $125K |
| 7 | 73719 | Amorita | 66 | C | 0 | $215K |
| 8 | 73716 | Aline | 63 | C | 12 (9 health) | $114K |
Recommended Buyer Guides for Alfalfa 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 Lead Paint Test Kits — 79.9% 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 Alfalfa County, Oklahoma
Overview
Alfalfa County in Oklahoma covers 8 ZIP codes with an average Home Safety Score of B (80/100).
7 of 8 ZIP codes have recorded EPA violations. 12 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.