Cayuga County, New York
21 ZIP codes · Avg score 57/100 · Grade C · Updated 2026-06-03
Recent monitoring in Cayuga County's 21 ZIP codes shows middle-tier safety — some systems are clean; others have logged EPA violations.
How Cayuga County Compares
How Cayuga County Compares
Cayuga County scores 4 points below the New York state average (61/100) and 11 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Cayuga 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: 13.8 (asthma 11.1%, diabetes 11.7%)
Estimated additional annual cost per homeowner: $1,196, driven primarily by flood
Infrastructure: 0.468% avg pipe failure probability, 89% of ZIPs at high risk
71.2% of homes built before 1978 (lead paint era)
Violation History (2021–2024)
↓ Improving trendEPA violation counts by year across Cayuga County water systems. Health-based shown in red, total in blue.
Peak year: 2022 with 28 violations. Past 5 years: 34 total (34 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: $1,196
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
35,647 housing units in Cayuga 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 Cayuga County
Remediation costs are relatively manageable for most homeowners in Cayuga 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 Cayuga 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 Cayuga County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | Cayuga County Water & Sewer | 958 | 14 |
| 2 | Auburn | 27,179 | 12 |
| 3 | Owasco Water District | 3,000 | 12 |
| 4 | Port Byron Village | 1,400 | 12 |
| 5 | Fleming Water District #1 | 1,800 | 12 |
28 total water systems serve Cayuga County.
All ZIP Codes in Cayuga County
21 ZIP codes tracked in Cayuga County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 13071 | Genoa | 70 | B | 0 | $180K |
| 2 | 13113 | Meridian | 70 | B | 0 | $113K |
| 3 | 13156 | Sterling | 70 | B | 0 | $160K |
| 4 | 13160 | Union Springs | 65 | C | 0 | $188K |
| 5 | 13033 | Cato | 64 | C | 2 | $166K |
| 6 | 13034 | Cayuga | 64 | C | 2 | $178K |
| 7 | 13117 | Montezuma | 64 | C | 3 | $109K |
| 8 | 13166 | Weedsport | 62 | C | 4 (3 health) | $151K |
| 9 | 13021 | Auburn | 61 | C | 4 (4 health) | $169K |
| 10 | 13022 | Auburn | 61 | C | 4 (4 health) | — |
| 11 | 13024 | Auburn | 61 | C | 4 (4 health) | — |
| 12 | 13092 | Locke | 61 | C | 5 | $174K |
| 13 | 13118 | Moravia | 61 | C | 5 (1 health) | $162K |
| 14 | 13140 | Port Byron | 61 | C | 2 (1 health) | $112K |
| 15 | 13081 | King Ferry | 53 | D | 0 | $259K |
| 16 | 13026 | Aurora | 40 | D | 8 (4 health) | $202K |
| 17 | 13107 | Maple View | 40 | D | 0 | — |
| 18 | 13111 | Martville | 40 | D | 0 | $126K |
| 19 | 13137 | Plainville | 40 | D | 0 | — |
| 20 | 13139 | Poplar Ridge | 40 | D | 0 | — |
| 21 | 13147 | Scipio Center | 40 | D | 0 | $154K |
Recommended Buyer Guides for Cayuga County
Retailer arrangements don't shape what appears here — the selection logic is independent, filtered against EPA detections and the federal hazard data on file for this county.
- Best Lead Paint Test Kits — 71.2% 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
- 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 Cayuga County, New York
Overview
Cayuga County in New York covers 21 ZIP codes with an average Home Safety Score of C (57/100).
11 of 21 ZIP codes have recorded EPA violations. 21 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.