CITY REPORT IA

Carlisle, IA: 5 Violations - Home Safety Score unavailable

1 ZIP code · 3 water systems · Updated

Data: EPA SDWIS

1
ZIP Codes
3
Water Systems
1
ZIPs with Violations
Zone 1
Radon Risk (High)
$223K
Median Home Value
$1,700
Est. Remediation (0.8% of home value)

Key Facts for Carlisle Residents

  • Your city's water systems recorded 5 violations in the past 5 years.
  • Average lead level: 0.0019 mg/L.
  • Homes built before 1986: 69% - older plumbing may contain lead solder.
  • Estimated remediation: $1,700 per household.
  • CDC health risk index: 12.21 - above typical levels.

Carlisle's Water Providers

At present, 3 utilities serve the bulk of Carlisle, IA's residential water connections out of 3 systems active in the area, spread across independent providers with separate infrastructure and compliance obligations.

Overview

We track home safety data for 1 ZIP code in Carlisle, Iowa (population ~6,625), covering 3 community water systems serving approximately 255,912 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. The available record reports no health-based violations for this measured scope.

Water Sources

Carlisle water systems draw from: Groundwater, Surface water.

Lead & Copper

  • Average lead level (90th percentile): 0.0019 mg/L (EPA action level: 0.015 mg/L)
  • 0 of 1 ZIP code with known status 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
Lead and Copper Rule Treatment Technique 4 1
Lead Inorganic 2 1
Copper Inorganic 2 1
Consumer Confidence Report Rule Reporting 2 1

Areas with Most Violations

ZIP Code Safety Score Violations Health-Based System
50047 5 0 Des Moines Water Works

All ZIP Codes in Carlisle

Data Sources

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

Carlisle Community Health Snapshot

9.7%
Asthma (US: 9.8%)
9.7%
Diabetes (US: 10.4%)
15.4%
Poor Mental Health (US: 14.8%)

Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.

Compared to National Average

Asthma 9.7% ↓
Diabetes 9.7% ↓
Mental Health 15.4% ↑

Vertical line = national average. Above national · Below national

What's in Carlisle's Water?

Lead and Copper Rule 4 violations
Treatment Technique
Developmental delays in children, kidney damage
Lead 2 violations
Inorganic · EPA limit: 0.015 mg/L
Copper 2 violations
Inorganic · EPA limit: 1.3 mg/L
Gastrointestinal distress, liver/kidney damage

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

Carlisle Infrastructure Age

1976
Median Build Year
69%
Built Before 1986
26%
Built Before 1970
Copper
Likely Pipe Material

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

Heavily weighted toward older construction, Carlisle's housing stock carries a median build year of 1976. That profile puts a majority of homes in the era when lead-soldered copper plumbing was standard practice.

1976
Median Year Built
69%
Pre-1986 (Lead Paint Risk)
26%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (26%) 1970–1986 (43%) Post-1986 (31%)

Over half of homes in Carlisle 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 Carlisle

For most homeowners in Carlisle, the estimated cost of water and safety remediation represents a proportionally modest share of what properties are worth - placing this area in the lower tier of the remediation share scale.

Median Home Value
$223,400
Est. Remediation
$1,700
Remediation as % of home value 0.8%

Remediation costs in Carlisle are relatively low compared to home values. The $1,100–$2,300 estimated range is a small fraction of median property value. Home values are 36% above the Iowa average.

Carlisle: Lead Risk & Vulnerable Populations

69%
Homes Built Before 1986
0.0019
mg/L Avg Lead (Limit: 0.015)

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.

When older housing represents 69% of the local inventory or aggregate readings approach the federal action level, an in-home check becomes the standard way to translate citywide averages into the specific reality of an individual Carlisle address.

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

Frequently Asked Questions

How many water violations does Carlisle have?
Carlisle water systems have a total of 5 EPA violations. Violations are tracked across 1 ZIP code.
Does Carlisle water have lead?
The average 90th-percentile lead level in Carlisle is 0.0019 mg/L. This is below the EPA action level of 0.015 mg/L. Lead levels can vary by home - testing is recommended especially in older properties.
How many water systems serve Carlisle?
Carlisle is served by 3 public water systems across 1 ZIP code, serving approximately 6,625 people.
How much does it cost to fix water issues in Carlisle?
Estimated remediation costs in Carlisle average $1,700 per household, ranging from $1,100 to $2,300. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesIowa → Carlisle, IA

How to cite this page

APA ZipCheckup. (2026). Carlisle, IA: 5 Violations - Home Safety Score unavailable. https://zipcheckup.com/cities/ia/carlisle/
BibTeX
@misc{zipcheckup-cities-ia-carlisle,
  author = {{ZipCheckup}},
  title  = {{Carlisle, IA: 5 Violations - Home Safety Score unavailable}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/ia/carlisle/}
}

Page version: August 2026.

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