Lahaska, PA: 9 Violations — 46/100 (2026)
1 ZIP code · 1 water system · Updated 2026-06-03
Federal monitoring data for Lahaska puts the city in PA's lower safety tier — exceedances show up in multiple utility districts, several systems have met thresholds requiring public notification under the Safe Drinking Water Act, and the compliance deficit has persisted across more than one consecutive reporting cycle, with no clear reversal visible in the most recent data available.
How Lahaska Compares
Data: EPA SDWIS Last verified: 2026-06-03
Lahaska Water: The Quick Version
- Your city's water systems recorded 9 violations in the past 5 years.
- Estimated remediation: $1,200 per household.
Water Systems Serving Lahaska
One utility dominates residential water service in Lahaska, PA — out of 1 system in federal records.
Overview
We track water quality and home safety data for 1 ZIP code in Lahaska, Pennsylvania, covering 1 community water system serving approximately 960 people.
1 of 1 ZIP code (100%) have recorded EPA violations. All violations are monitoring/reporting type.
Home Safety Score
Average Home Safety Score for Lahaska: D (46/100)
The score combines three factors:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| Lead Levels | 90th percentile lead concentration vs EPA action level |
| Radon Risk | EPA radon zone classification |
Water Sources
Lahaska water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for Lahaska
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 1 (High Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Contaminant 0700 | Other | 6 | 1 |
| Atrazine | Organic | 2 | 1 |
| Haloacetic Acids (HAA5) | Disinfection Byproducts | 2 | 1 |
| Combined Radium | Radionuclides | 2 | 1 |
| Stage 1 DBP Rule | Treatment Technique | 2 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 18931 | D | 9 | 0 | Peddlers Village |
All ZIP Codes in Lahaska
- 18931 [D] — 9 violations
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Updated daily.
Key Contaminants Detected in Lahaska
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
What You Can Do in Lahaska
- Test your water at home. City-level data shows averages — your tap may differ. NSF-certified test kits cost $20-40 and give results in days.
- Install a certified water filter. Filters rated for Contaminant 0700 can reduce the most common contaminant found in Lahaska's water.
- Check your home's plumbing. Homes built before 1986 may have lead solder in pipes. A licensed plumber can assess your risk.
- Review your water system's CCR. Your utility publishes an annual Consumer Confidence Report with detailed test results. Request it or find it online.
Deep Dive Reports
Detailed analysis for Lahaska, PA