Willow Street, PA: 2 Health Violations — 60/100 (2026)
1 ZIP code · 5 water systems · Updated 2026-06-04
Willow Street, PA: mid-range safety grade, uneven compliance across service areas.
How Willow Street Compares
Data: EPA SDWIS Last verified: 2026-06-04
Key Facts for Willow Street Residents
- Your city's water systems recorded 14 violations in the past 5 years.
- Homes built before 1986: 49% — older plumbing may contain lead solder.
- Estimated remediation: $3,300 per household.
Willow Street's Water Providers
3 water utilities share the residential service territory in Willow Street, PA — out of 5 total systems in federal records.
Overview
We track water quality and home safety data for 1 ZIP code in Willow Street, Pennsylvania (population ~11,776), covering 5 community water systems serving approximately 123,501 people region-wide.
1 of 1 ZIP code (100%) have recorded EPA violations. 2 health-based violations documented.
Home Safety Score
Average Home Safety Score for Willow Street: C (60/100)
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
Willow Street water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for Willow Street
- 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 | 26 | 1 |
| Lead and Copper Rule | Treatment Technique | 2 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 17584 | C | 14 | 2 | CITY OF LANCASTER |
All ZIP Codes in Willow Street
- 17584 [C] — 14 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.
What's in Willow Street's Water?
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Willow Street Infrastructure Age
With 49% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
Development in Willow Street unfolded across multiple decades, and the median build year of 1983 reflects a housing inventory where eras of construction are genuinely mixed — including portions that predate the federal prohibition on lead solder in plumbing.
Most homes in Willow Street were built after 1986, reducing the risk of lead contamination from plumbing. Older homes should still be tested.
Source: U.S. Census Bureau ACS B25034.
How Remediation Costs Compare in Willow Street
Across the Willow Street housing market, the estimated remediation share lands in a middle tier — not a minor footnote, but not a prohibitive burden either; the cost-to-value ratio reflects a moderate equity commitment, one that sits above routine maintenance territory and warrants a dedicated line in the household budget.
Remediation costs are moderate relative to home values in Willow Street. The estimated $2,150–$4,700 range is manageable for most homeowners but still worth budgeting for. Home values are 39% above the Pennsylvania average.
Willow Street: Lead Risk & Vulnerable Populations
Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.
Reading the local data together points toward a structural gap that matters more here than in low-exposure communities. 49% of Willow Street stock comes from the pre-rule era, and citywide monitoring either approaches or sits beyond the federal benchmark under Lead and Copper Rule sampling. A baseline kit fits the routine-diligence category, with certified filtration available via retailer networks where confirmed faucet results warrant additional measures.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Willow Street: Flood History & Water Damage Risk
Flood history in Willow Street spans 9 NFIP claims and 100% flood zone coverage — enough to place it in moderate-exposure territory where flood events are genuinely recurring rather than statistical outliers. That distinction matters for water quality assessment because the connection between flooding and water safety is not uniform across communities. In low-exposure areas, flooding rarely generates the conditions needed to compromise treatment or distribution infrastructure. In high-exposure areas, it can do so repeatedly. Moderate-exposure communities sit in between: flood events occur with enough frequency to make periodic infrastructure stress a reasonable concern, particularly for private well owners and residents in lower-elevation FEMA-designated zones.
Willow Street has a moderate flood history with 9 FEMA claims averaging $4,647 per payout. 100% of ZIP codes fall within FEMA flood zones. Flood events can contaminate drinking water and overwhelm treatment systems.
How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. Flood damage can add significantly to the estimated <strong>$3,300</strong> remediation cost per household.
Residents in flood-prone areas should consider flood insurance even outside FEMA zones — over 25% of flood claims come from low-to-moderate risk areas. After any flood event, test your water before drinking.
Source: FEMA National Flood Insurance Program (NFIP) claims data, FEMA flood zone designations.
What You Can Do in Willow Street
- 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 Willow Street's water.
- Check your home's plumbing. With 49% of homes built before 1986, lead solder is a real possibility.
Deep Dive Reports
Detailed analysis for Willow Street, PA