Cattaraugus County, New York
41 ZIP codes · Avg score 56/100 · Grade C · Updated 2026-06-04
Cattaraugus County shows moderate water quality across its 41 ZIP codes — some areas carry violations worth monitoring.
How Cattaraugus County Compares
How Cattaraugus County Compares
Cattaraugus County scores 5 points below the New York state average (61/100) and 12 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-04
ZIP Code Risk Map
Water Quality Map: Cattaraugus County, New York
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 14.1 (asthma 11.4%, diabetes 12%)
Estimated additional annual cost per homeowner: $1,262, driven primarily by energy_code_gap
Infrastructure: 0.477% avg pipe failure probability, 83% of ZIPs at high risk
72.7% of homes built before 1978 (lead paint era)
Violation History (2021–2025)
↓ Improving trendEPA violation counts by year across Cattaraugus County water systems. Health-based shown in red, total in blue.
Peak year: 2022 with 6 violations. Past 5 years: 20 total (20 health-based). Health-based violations are declining versus the prior 2-year window.
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: $1,262
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
46,869 housing units in Cattaraugus 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 Cattaraugus County
Remediation costs are relatively manageable for most homeowners in Cattaraugus 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 Cattaraugus 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 Cattaraugus County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | PORTVILLE VILLAGE | 1,040 | 16 |
| 2 | Yorkshire Town Water District #1 | 900 | 11 |
| 3 | Machias Town Water District | 700 | 11 |
| 4 | Gowanda Village | 2,800 | 10 |
| 5 | Perrysburg Town Central Water District | 584 | 10 |
56 total water systems serve Cattaraugus County.
All ZIP Codes in Cattaraugus County
41 ZIP codes tracked in Cattaraugus County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 14737 | Franklinville | 70 | B | 0 | $100K |
| 2 | 14753 | Limestone | 70 | B | 1 | $76K |
| 3 | 14065 | Freedom | 69 | C | 2 | $139K |
| 4 | 14101 | Machias | 69 | C | 2 (1 health) | $104K |
| 5 | 14755 | Little Valley | 69 | C | 2 | $116K |
| 6 | 14779 | Salamanca | 68 | C | 2 | $83K |
| 7 | 14129 | Perrysburg | 66 | C | 7 (1 health) | $120K |
| 8 | 14726 | Conewango Valley | 66 | C | 0 | $101K |
| 9 | 14743 | Hinsdale | 66 | C | 3 | $95K |
| 10 | 14171 | West Valley | 65 | C | 0 | $146K |
| 11 | 14706 | Allegany | 65 | C | 0 | $170K |
| 12 | 14731 | Ellicottville | 65 | C | 0 | $255K |
| 13 | 14741 | Great Valley | 65 | C | 0 | $127K |
| 14 | 14766 | Otto | 65 | C | 3 (1 health) | — |
| 15 | 14772 | Randolph | 65 | C | 0 | $113K |
| 16 | 14173 | Yorkshire | 64 | C | 2 | — |
| 17 | 14138 | South Dayton | 62 | C | 4 (2 health) | $114K |
| 18 | 14719 | Cattaraugus | 61 | C | 2 | $108K |
| 19 | 14070 | Gowanda | 58 | C | 3 (2 health) | $101K |
| 20 | 14042 | Delevan | 57 | C | 7 | $106K |
| 21 | 14760 | Olean | 56 | C | 6 (1 health) | $99K |
| 22 | 14770 | Portville | 56 | C | 10 (1 health) | $103K |
| 23 | 14029 | Centerville | 53 | D | 0 | — |
| 24 | 14031 | Clarence | 53 | D | 0 | $325K |
| 25 | 14035 | Collins Center | 53 | D | 0 | — |
| 26 | 14060 | Farmersville Station | 53 | D | 0 | $98K |
| 27 | 14168 | Versailles | 53 | D | 0 | $103K |
| 28 | 14748 | Kill Buck | 53 | D | 0 | $89K |
| 29 | 14783 | Steamburg | 53 | D | 0 | — |
| 30 | 14729 | East Otto | 45 | D | 0 | $178K |
| 31 | 14788 | Westons Mills | 45 | D | 0 | — |
| 32 | 13353 | Hoffmeister | 40 | D | 0 | $125K |
| 33 | 14041 | Dayton | 40 | D | 0 | — |
| 34 | 14091 | Lawtons | 40 | D | 0 | $241K |
| 35 | 14133 | Sandusky | 40 | D | 0 | — |
| 36 | 14721 | Ceres | 40 | D | 0 | $139K |
| 37 | 14730 | East Randolph | 40 | D | 0 | — |
| 38 | 14751 | Leon | 40 | D | 0 | — |
| 39 | 14754 | Little Genesee | 40 | D | 0 | $71K |
| 40 | 14778 | Saint Bonaventure | 40 | D | 0 | — |
| 41 | 14887 | Tyrone | 40 | D | 0 | — |
Recommended Buyer Guides for Cattaraugus 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 — 72.7% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
- Best Radon Test Kits — EPA Radon Zone 1 (highest risk) dominant in county
Deep Dive Reports
Detailed analysis for Cattaraugus County, New York
Overview
Cattaraugus County in New York covers 41 ZIP codes with an average Home Safety Score of C (56/100).
15 of 41 ZIP codes have recorded EPA violations. 9 health-based violations have been documented.
← Back to New York 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.