Mill Hall, PA: 6 Health Violations — 46/100 (2026)
1 ZIP code · 7 water systems · Updated 2026-06-03
Mill Hall, PA water systems: poor compliance record, lower-tier safety grade.
How Mill Hall Compares
Data: EPA SDWIS Last verified: 2026-06-03
Key Facts for Mill Hall Residents
- Your city's water systems recorded 30 violations in the past 5 years.
- Average lead level: 0.0018 mg/L.
- Homes built before 1986: 69% — older plumbing may contain lead solder.
- Estimated remediation: $3,000 per household.
Mill Hall's Water Providers
In Mill Hall, PA, residential water supply is distributed across multiple utilities rather than concentrated in one. The 3 leading providers out of 7 tracked systems each control their own infrastructure, file separate EPA compliance reports, and set independent rate schedules.
Overview
We track water quality and home safety data for 1 ZIP code in Mill Hall, Pennsylvania (population ~7,145), covering 7 community water systems serving approximately 22,185 people region-wide.
1 of 1 ZIP code (100%) have recorded EPA violations. 6 health-based violations documented.
Home Safety Score
Average Home Safety Score for Mill Hall: 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
Mill Hall water systems draw from: Groundwater, Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0018 mg/L (EPA action level: 0.015 mg/L)
- 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 |
|---|---|---|---|
| Fecal Coliform | Microbiological | 14 | 1 |
| Haloacetic Acids (HAA5) | Disinfection Byproducts | 12 | 1 |
| Lead and Copper Rule | Treatment Technique | 12 | 1 |
| Consumer Confidence Report Rule | Reporting | 6 | 1 |
| E. coli | Microbiological | 6 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 17751 | D | 30 | 6 | Suburban Lock Haven Water Authority |
All ZIP Codes in Mill Hall
- 17751 [D] — 30 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 Mill Hall's Water?
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Mill Hall Infrastructure Age
With 69% 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
What does a median build year of 1977 mean for water safety in Mill Hall? It means the majority of the city's residential plumbing was installed before 1986, when lead solder was federally banned, and a large share may predate 1970, when lead pipes were commonly used — making plumbing age a central variable in household-level lead risk across much of the city.
Over half of homes in Mill Hall were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.
Source: U.S. Census Bureau ACS B25034.
How Remediation Costs Compare in Mill Hall
The Mill Hall equity share sits above the low tier but short of the range where remediation becomes a heavy financial burden — the cost-to-value ratio is moderate, and deliberate planning is the key practical lever for most homeowners.
Remediation costs are moderate relative to home values in Mill Hall. The estimated $1,900–$4,800 range is manageable for most homeowners but still worth budgeting for. Home values are 2% below the Pennsylvania average.
Mill Hall: 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.
Before the federal solder ban, lead solder was a routine plumbing material, and 69% of the Mill Hall inventory was built in that earlier era — a share large enough to move household-level reads onto the standard list.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Mill Hall: Flood History & Water Damage Risk
FEMA data shows 100% of Mill Hall's ZIP codes mapped into designated flood zones, paired with an NFIP record of 347 claims. That footprint places local flood exposure in the range where it warrants attention without rising to high-severity planning territory.
Mill Hall has a moderate flood history with 347 FEMA claims averaging $9,823 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>$3,000</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 Mill Hall
- 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 Fecal Coliform can reduce the most common contaminant found in Mill Hall's water.
- Check your home's plumbing. With 69% of homes built before 1986, lead solder is a real possibility.
- 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 Mill Hall, PA