CITY REPORT PA HEALTH VIOLATIONS: 1

Karthaus, PA: 13 Violations - Home Safety Score unavailable

1 ZIP code · 2 water systems · Updated

Data: EPA SDWIS

1
ZIP Codes
2
Water Systems
1
ZIPs Linked to Systems with Violations
Zone 1
County Radon Potential (High)
$140K
Median Home Value
$300
Est. Remediation (0.2% of home value)

What You Should Know About Karthaus Water

  • Your city's water systems recorded 13 violations since 2021.
  • Homes built before 1986: 74% - older plumbing may contain lead solder.
  • Estimated remediation: $300 per household.

Who Supplies Your Water in Karthaus

Sorted by reported population served, the top 2 of 2 public water systems mapped to Karthaus, PA appear below, each with its own federal compliance record.

Overview

We track home safety data for 1 ZIP code in Karthaus, Pennsylvania (population ~955), covering 2 community water systems serving approximately 5,156 people region-wide. The EPA snapshots used for this build directly map water systems to 1 of 1 ZIP codes.

1 of 1 ZIP code with a reported violation count in the available EPA record (100%) have recorded EPA violations. 1 health-based violation appear in the available health breakdown.

Water Sources

Karthaus water systems draw from: Groundwater.

Lead & Copper

  • Average of reported 90th-percentile lead results: reported as 0 mg/L (a reported 0 is not proof of no lead; check the source record for its reporting limit) (EPA action level: 0.015 mg/L)
  • 0 of 1 ZIP code with known status exceed the EPA lead action level

Radon Risk

1 of 1 ZIP records with known zones is in EPA Radon Zone 1.

The EPA recommends testing all homes regardless of radon zone. County radon zones cannot replace an in-home radon test.

Top Contaminants

Contaminant Category Violations ZIPs Affected
Revised Total Coliform Rule Microbiological 10 1
Nitrate Inorganic 2 1
Nitrite Inorganic 2 1
Total Trihalomethanes (TTHM) Disinfection Byproducts 2 1
Gross Alpha (excl. radon and uranium) Radionuclides 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
16845 — 13 1 Mountaintop Reg Water Authority

All ZIP Codes in Karthaus

  • 16845 - 13 violations ⚠

Data Sources

Reporting periods vary by source. Missing data is shown as unavailable, not as zero.

Top Contaminants in Karthaus Water

Revised Total Coliform Rule 10 violations
Microbiological
Indicates possible bacterial contamination
Nitrate 2 violations
Inorganic · EPA regulatory level for the contaminant named above: 10 mg/L
Blue baby syndrome in infants
Nitrite 2 violations
Inorganic · EPA regulatory level for the contaminant named above: 1 mg/L
Blue baby syndrome in infants

Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.

Housing & Infrastructure in Karthaus

1966
Median Build Year
74%
Built Before 1986
58%
Built Before 1970
Galvanized Steel or Copper
Likely Pipe Material

With 74% of homes built before 1986, lead solder in plumbing is a potential concern. Federal law banned lead solder in drinking-water plumbing in 1986, but many older homes retain original plumbing.

Source: U.S. Census Bureau American Community Survey (ACS).

Housing Age Profile

Pre-1986 homes make up a large part of Karthaus's housing; median build year 1966.

1966
Median Year Built
74%
Pre-1986 (lead solder era; lead paint banned 1978)
58%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (58%) 1970–1986 (16%) Post-1986 (26%)

Over half of homes in Karthaus were built before 1986, when federal law began restricting lead solder in drinking-water plumbing. 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 Karthaus Homeowners

In Karthaus, estimated remediation comes to 1% or less of the median home value.

Median Home Value
$140,000
Est. Remediation
$300
Remediation as % of home value 0.2%

Estimated remediation costs in Karthaus can be compared with local home values. The $150–$600 estimated range can be set against the median property value; actual costs vary by home. Home values are 34% below the Pennsylvania average.

Lead Exposure Risk for Children in Karthaus

74%
Homes Built Before 1986

Why children are most at risk: The CDC states that no safe blood lead level in children has been identified. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.

If you have young children or are pregnant, consider testing your home's water - especially if your home was built before 1986.

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

Historical NFIP Claim Context in Karthaus

1
Total FEMA Flood Claims
$9,602
Avg Reported Sum With Payment Data
0%
A/V Share of Claim-Record ZIPs

Historical NFIP data for Karthaus contains 1 flood insurance claim. Among claims with payment data, the average reported building, contents, and ICC component sum is $9,602. Among ZIP codes with claim records, 0% have an A- or V-family dominant rated zone recorded in those historical claims. This is not a complete current FEMA property-map inventory.

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. The $300 remediation estimate shown here excludes flood insurance and is not derived from NFIP claim count.

Claim count does not establish current property risk. Check the exact address in FEMA's current map and obtain a property-specific insurance quote when relevant.

Source: historical FEMA National Flood Insurance Program (NFIP) claim records. No current FEMA property-map designation is asserted.

Frequently Asked Questions

How many violations are on record for water systems serving Karthaus?
EPA records list 13 EPA violations, including 1 health-based violation for Karthaus water systems. These water-system violations are shown for 1 mapped ZIP code.
How many water systems serve Karthaus?
Our records map 2 water systems to 1 ZIP code in Karthaus. The related population figure in our data is approximately 955 people; it is not a count of people served citywide.
How much does it cost to fix water issues in Karthaus?
Estimated remediation cost per household in Karthaus: $300; modeled range $150 to $600. Estimated costs may include filtration, pipe replacement, radon mitigation, or flood protection where applicable.
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How to cite this page

APA ZipCheckup. (2026). Karthaus, PA: 13 Violations - Home Safety Score unavailable. https://zipcheckup.com/cities/pa/karthaus/
BibTeX
@misc{zipcheckup-cities-pa-karthaus,
  author = {{ZipCheckup}},
  title  = {{Karthaus, PA: 13 Violations - Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/pa/karthaus/}
}

Page version: October 2026.

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