CITY REPORT PA

Clarks Mills, PA Water Safety: 53/100 (2026)

1 ZIP code · 1 water system · Updated 2026-06-03

Clarks Mills, PA: water systems collectively below average — violations documented.

How Clarks Mills Compares

Clarks Mills53/100
Pennsylvania avg55/100
National avg67/100

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

1
ZIP Codes
1
Water Systems
0
ZIPs with Violations
D · 53
Avg Safety Score
Zone 2
Radon Risk (Moderate)
$169K
Median Home Value
$400
Est. Remediation (0.2% of home value)

What You Should Know About Clarks Mills Water

  • Homes built before 1986: 63% — older plumbing may contain lead solder.
  • Estimated remediation: $400 per household.

Who Supplies Your Water in Clarks Mills

A single utility carries the primary residential water load in Clarks Mills, PA — the dominant provider across 1 federally tracked system.

STONEBORO WATER WORKS
Serves ~956 people
53
/100

Overview

We track water quality and home safety data for 1 ZIP code in Clarks Mills, Pennsylvania (population ~575), covering 1 community water system serving approximately 956 people region-wide.

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

Home Safety Score

Average Home Safety Score for Clarks Mills: D (53/100)

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

Clarks Mills water systems draw from: Groundwater.

Lead & Copper

  • Lead data: not yet available for Clarks Mills
  • 0 ZIP codes exceed the EPA lead action level

Radon Risk

Dominant radon zone: Zone 2 (Moderate 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
16114 D STONEBORO WATER WORKS 956

All ZIP Codes in Clarks Mills

Data Sources

Updated daily.

Housing & Infrastructure in Clarks Mills

1972
Median Build Year
63%
Built Before 1986
29%
Built Before 1970
Copper
Likely Pipe Material

With 63% 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

The lead that enters tap water in older homes often comes not from the municipal supply but from the home's own plumbing — from solder used in copper joints before the 1986 federal ban, or from lead pipes installed before 1970. In Clarks Mills, where the median build year is 1972, these older materials are widespread. More than half the residential stock predates the 1986 solder ban, and a significant fraction predates 1970 as well. For residents in those homes, the city-wide water quality picture is a less relevant frame than the specific materials inside their own walls and under their own street.

1972
Median Year Built
63%
Pre-1986 (Lead Paint Risk)
29%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (29%) 1970–1986 (34%) Post-1986 (37%)

Over half of homes in Clarks Mills 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.

Cost Context: What Remediation Means for Clarks Mills Homeowners

Within the Clarks Mills market, estimated remediation claims a small portion of typical property equity — the financial burden is proportionally low.

Median Home Value
$169,200
Est. Remediation
$400
Remediation as % of home value 0.2%

Remediation costs in Clarks Mills are relatively low compared to home values. The $0–$800 estimated range is a small fraction of median property value. Home values are 21% below the Pennsylvania average.

Lead Exposure Risk for Children in Clarks Mills

63%
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.

Households with kids in the home — for whom CDC guidance places particular weight on minimizing exposure — face a specific local picture in Clarks Mills. 63% of homes here come from the pre-rule era, and aggregate utility samples either approach or cross 0.015 mg/L. A baseline draw-test kit and certified lead-removal filtration are available via retailer networks for households confirming conditions at a specific tap.

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

What You Can Do in Clarks Mills

  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 63% 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 Clarks Mills, PA?
Clarks Mills has an average water safety score of 53/100 (Grade D). No EPA violations on record. Check individual ZIP code reports for details specific to your neighborhood.
How does Clarks Mills compare to Pennsylvania average?
Clarks Mills has an average water safety score of 53/100, which is below the Pennsylvania state average of 55/100.
How many water systems serve Clarks Mills?
Clarks Mills is served by 1 public water system across 1 ZIP code, serving approximately 575 people.
How much does it cost to fix water issues in Clarks Mills?
Estimated remediation costs in Clarks Mills average $400 per household, ranging from $0 to $800. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
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