Clinton County, Pennsylvania
18 ZIP codes · Avg score 49/100 · Grade D · Updated 2026-06-03
Monitoring across Clinton County's 18 ZIP codes reveals a persistent pattern of below-average water quality — multiple areas carry documented health violations, and the data has shown little improvement over recent reporting cycles.
How Clinton County Compares
How Clinton County Compares
Clinton County scores 6 points below the Pennsylvania state average (55/100) and 19 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Clinton 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: $1,485, driven primarily by flood
Infrastructure: 0.459% avg pipe failure probability, 88% of ZIPs at high risk
72.8% of homes built before 1978 (lead paint era)
Violation History (2021–2025)
↓ Improving trendEPA violation counts by year across Clinton County water systems. Health-based shown in red, total in blue.
Peak year: 2021 with 13 violations. Past 5 years: 21 total (21 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.
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: $1,485
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
21,630 housing units in Clinton 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 Clinton County
Remediation costs are relatively manageable for most homeowners in Clinton 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 with Most Violations
Top 5 systems in Clinton County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | SUBURBAN LOCK HAVEN WATER AUTH | 9,700 | 147 |
| 2 | Beech Creek Borough Authority | 1,800 | 88 |
| 3 | Monument Water Authority | 140 | 88 |
| 4 | Western Clinton Company Mun Authority | 2,610 | 61 |
| 5 | South Renovo Water System | 540 | 61 |
26 total water systems serve Clinton County.
All ZIP Codes in Clinton County
18 ZIP codes tracked in Clinton County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 17760 | North Bend | 62 | C | 0 | $112K |
| 2 | 17747 | Loganton | 61 | C | 14 (1 health) | $202K |
| 3 | 16841 | Howard | 54 | D | 17 | $207K |
| 4 | 17726 | Castanea | 53 | D | 0 | — |
| 5 | 17727 | Cedar Run | 53 | D | 0 | — |
| 6 | 17729 | Cross Fork | 53 | D | 0 | $82K |
| 7 | 17748 | Mc Elhattan | 53 | D | 0 | — |
| 8 | 17778 | Westport | 53 | D | 0 | $159K |
| 9 | 17779 | Woolrich | 53 | D | 0 | $165K |
| 10 | 17764 | Renovo | 50 | D | 61 (2 health) | $83K |
| 11 | 17751 | Mill Hall | 46 | D | 30 (6 health) | $208K |
| 12 | 16848 | Lamar | 45 | D | 0 | $159K |
| 13 | 17721 | Avis | 45 | D | 0 | $149K |
| 14 | 17750 | Mackeyville | 45 | D | 0 | $140K |
| 15 | 16822 | Beech Creek | 43 | D | 88 | $196K |
| 16 | 17745 | Lock Haven | 41 | D | 15 | $182K |
| 17 | 17720 | Antes Fort | 40 | D | 0 | — |
| 18 | 17769 | Slate Run | 40 | D | 0 | $545K |
Recommended Buyer Guides for Clinton County
While many sites publish identical guide lists across every county they cover, the selection here changes by location — driven by the EPA, NSF, FEMA, and CDC datasets that describe the actual conditions documented for this jurisdiction in the federal record.
- Best Lead Paint Test Kits — 72.8% 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 Clinton County, Pennsylvania
Overview
Clinton County in Pennsylvania covers 18 ZIP codes with an average Home Safety Score of D (49/100).
6 of 18 ZIP codes have recorded EPA violations. 9 health-based violations have been documented.
← Back to Pennsylvania 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.
What You Can Do
Clinton County has a grade of D. Here are steps to protect your household.
Test your tap water
Order a certified lab test kit ($20-$50) to check for lead, bacteria, and other contaminants specific to your ZIP code.
Consider a certified water filter
NSF-certified filters can remove most common contaminants. Match the filter to your test results for best protection. Try our filter matcher
Contact your water utility
Request the latest Consumer Confidence Report (CCR) from your water provider. It details exactly what was found in your water supply.
Check for lead in your home
72.8% of homes in this county were built before 1978. Older plumbing and solder can leach lead into drinking water, especially in the morning.