CITY REPORT PA

Imperial, PA: High Radon Risk — 45/100 (2026)

1 ZIP code · 3 water systems · Updated 2026-06-03

Across water systems in Imperial, EPA data shows a below-average compliance pattern for PA — health-based violations are on file in several areas, and checking the specific system serving your address is a practical first step for concerned residents.

How Imperial Compares

Imperial45/100
Pennsylvania avg55/100
National avg67/100

Data: EPA SDWIS Last verified: 2026-06-03

1
ZIP Codes
3
Water Systems
0
ZIPs with Violations
D · 45
Avg Safety Score
Zone 1
Radon Risk (High)
$215K
Median Home Value
$2,400
Est. Remediation (1.1% of home value)

Imperial Water: The Quick Version

  • Homes built before 1986: 53% — older plumbing may contain lead solder.
  • Estimated remediation: $2,400 per household.

Water Systems Serving Imperial

3 water systems are tracked federally in Imperial, PA. The top 3 providers collectively serve most residential addresses, but because they operate independently, infrastructure maintenance standards and compliance histories differ from one service zone to another.

PITTSBURGH WATER & SEWER AUTH
Serves ~520,000 people
45
/100
WESTERN ALLEGHENY COUNTY MUN A
Serves ~19,031 people
45
/100
FINDLAY TWP MUNICIPAL AUTH
Serves ~11,460 people
45
/100

Overview

We track water quality and home safety data for 1 ZIP code in Imperial, Pennsylvania (population ~6,776), covering 3 community water systems serving approximately 550,491 people region-wide.

No EPA violations recorded across any ZIP codes in Imperial — an excellent indicator of water quality.

Home Safety Score

Average Home Safety Score for Imperial: D (45/100)

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

Imperial water systems draw from: Surface water.

Lead & Copper

  • Lead data: not yet available for Imperial
  • 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.

Areas with No Violations

ZIP Code Safety Score System Population
15126 D WESTERN ALLEGHENY COUNTY MUN A 19,031

All ZIP Codes in Imperial

Data Sources

Updated daily.

How Old Is Imperial's Housing Stock?

1985
Median Build Year
53%
Built Before 1986
21%
Built Before 1970
Copper
Likely Pipe Material

With 53% 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 1985 mean for water safety in Imperial? 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.

1985
Median Year Built
53%
Pre-1986 (Lead Paint Risk)
21%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (21%) 1970–1986 (32%) Post-1986 (47%)

Over half of homes in Imperial 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.

Imperial: Remediation Cost in Perspective

While Imperial homeowners face a manageable path to remediation, the equity share sits in the moderate tier — a signal that proactive budgeting matters more here than in lower-ratio markets.

Median Home Value
$214,600
Est. Remediation
$2,400
Remediation as % of home value 1.1%

Remediation costs are moderate relative to home values in Imperial. The estimated $1,600–$3,300 range is manageable for most homeowners but still worth budgeting for. Home values are 1% above the Pennsylvania average.

Protecting Children from Lead in Imperial

53%
Homes Built Before 1986

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.

If 53% of the Imperial inventory comes from before the federal ban on lead-bearing solder — and if utility samples sit at or near 0.015 mg/L — the gap between citywide averages and one specific faucet becomes a practical concern rather than a theoretical one. That is why one-home reads exist as a separate measurement. A certified filter through retailer networks addresses confirmed exposure where it appears in a household.

Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.

Climate-Related Water Risk for Imperial

NFIP records stretching across multiple decades show Imperial accumulating 25 claims and carrying 100% of its ZIP codes inside FEMA flood zones — evidence of meaningful exposure that extends beyond isolated incidents. The mechanisms linking flooding to water quality haven't changed: treatment facilities can be overwhelmed, wells can be infiltrated, and distribution systems can experience backflow. For a community at this exposure level, those mechanisms shift from hypothetical to periodically relevant.

25
Total FEMA Flood Claims
$6,635
Avg Claim Payout
100%
ZIPs in FEMA Flood Zones
~1
Est. Claims/Year

Imperial has a moderate flood history with 25 FEMA claims averaging $6,635 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>$2,400</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 Imperial

  1. 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.
  2. Install a certified water filter. An NSF-certified pitcher or under-sink filter removes most common contaminants.
  3. Check your home's plumbing. With 53% of homes built before 1986, lead solder is a real possibility.
  4. Review your water system's CCR. Your utility publishes an annual Consumer Confidence Report with detailed test results. Request it or find it online.

Frequently Asked Questions

Is the water safe to drink in Imperial, PA?
Imperial has an average water safety score of 45/100 (Grade D). No EPA violations on record. Check individual ZIP code reports for details specific to your neighborhood.
How does Imperial compare to Pennsylvania average?
Imperial has an average water safety score of 45/100, which is below the Pennsylvania state average of 55/100.
How many water systems serve Imperial?
Imperial is served by 3 public water systems across 1 ZIP code, serving approximately 6,776 people.
How much does it cost to fix water issues in Imperial?
Estimated remediation costs in Imperial average $2,400 per household, ranging from $1,600 to $3,300. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
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