Columbia County, Pennsylvania
13 ZIP codes · Home Safety Score unavailable · 0 of 13 tracked ZIP records scored · Updated
Data: ZipCheckup Home Safety Score model 4.0.0; EPA SDWIS, UCMR 5, EPA radon zones, EPA AirData Last verified:
ZIP Code Risk Map
Water Quality Map: Columbia County, Pennsylvania
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Estimated additional annual cost per homeowner: $4,432, driven primarily by sea_level
76.6% of homes built before 1978 (lead paint era)
Violation History (2022–2025)
↑ Worsening trendEPA violation counts by year across Columbia County water systems. Health-based shown in red, total in blue.
Peak year: 2025 with 10 violations. Past 5 years: 13 total (13 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.
Infrastructure Overview
Modeled area-level indicator, not a failure probability. Sources: Census ACS housing age, EPA DWINS infrastructure needs, EPA SDWIS violations, and EPA lead indicators.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $4,432
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
31,771 housing units in Columbia 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 Columbia County
Remediation costs are relatively manageable for most homeowners in Columbia 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.
Water systems serving Columbia County
7 community water systems serving Columbia County.
Show all 7 water systems
Systems with the most violations in Columbia County
5 water systems with recorded EPA violations.
All ZIP Codes in Columbia County
13 ZIP codes tracked in Columbia County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 17089 | Camp Hill | — | — | — | |
| 2 | 17814 | Benton | — | — | 109 (2 health) | $217K |
| 3 | 17815 | Bloomsburg | — | — | 128 (3 health) | $217K |
| 4 | 17820 | Catawissa | — | — | 16 (1 health) | $211K |
| 5 | 17846 | Millville | — | — | 109 (2 health) | $219K |
| 6 | 17858 | Numidia | — | — | $238K | |
| 7 | 17859 | Orangeville | — | — | 109 (2 health) | $213K |
| 8 | 17878 | Stillwater | — | — | $196K | |
| 9 | 17888 | Wilburton | — | — | $117K | |
| 10 | 17920 | Aristes | — | — | $146K | |
| 11 | 17945 | Locustdale | — | — | $43K | |
| 12 | 18603 | Berwick | — | — | 2 | $165K |
| 13 | 18631 | Mifflinville | — | — | 3 | $215K |
Recommended Buyer Guides for Columbia County
Independent picks. EPA-grounded. Matched here.
- Best Lead Paint Test Kits — 76.6% 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 Columbia County, Pennsylvania
Overview
Columbia County in Pennsylvania covers 13 tracked ZIP records. No Home Safety Score is published because the required model evidence is incomplete for every tracked record; missing evidence is not treated as zero.
7 of 7 ZIP codes with a reported violation count in the available EPA record have recorded EPA violations. 3 health-based violations appear in the available health breakdown.
← Back to Pennsylvania Home Safety Profile
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- PFAS screening: EPA UCMR 5
- Radon zones: EPA Map of Radon Zones
- Air quality: EPA AirData annual AQI
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Reporting periods vary by source. Missing data is shown as unavailable, not as zero.