CITY REPORT WY

Guernsey, WY Home Safety Data by ZIP

1 ZIP code · 0 water systems · Updated

Data: EPA SDWIS

1
ZIP Codes
0
Water Systems
N/A
ZIPs with Violations
Zone 2
Radon Risk (Moderate)
$216K
Median Home Value
$400
Est. Remediation (0.2% of home value)

What You Should Know About Guernsey Water

  • Homes built before 1986: 75% - older plumbing may contain lead solder.
  • Estimated remediation: $400 per household.
  • CDC health risk index: 14.56 - above typical levels.

Overview

We track home safety data for 1 ZIP code in Guernsey, Wyoming, covering 0 community water system serving approximately 908 people. The EPA snapshots used for this build directly map water systems to 0 of 1 ZIP codes.

EPA water-system violation data is unavailable in the dataset used for this page for the tracked ZIP codes in Guernsey.

Lead & Copper

  • Lead data: not yet available for Guernsey
  • Lead action-level status: not available

Radon Risk

Dominant radon zone: Zone 2 (Moderate Risk)

The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.

All ZIP Codes in Guernsey

Data Sources

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

Health Outcomes in Guernsey

10.2%
Asthma (US: 9.8%)
13.5%
Diabetes (US: 10.4%)
15.2%
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 10.2% ↑
Diabetes 13.5% ↑
Mental Health 15.2% ↑

Vertical line = national average. Above national · Below national

Housing & Infrastructure in Guernsey

1976
Median Build Year
75%
Built Before 1986
30%
Built Before 1970
Copper
Likely Pipe Material

With 75% 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

While newer cities carry lower aggregate plumbing risk from lead-era construction, Guernsey sits firmly in the older category. The median build year of 1976 indicates that more than half the housing stock was built before 1986, when lead solder was still legally used in residential copper plumbing - and a substantial portion likely predates 1970, when lead pipes were still commonly installed for service lines. These two thresholds together define the elevated plumbing risk environment that older housing cities carry, independent of what the municipal water supply delivers to the meter.

1976
Median Year Built
75%
Pre-1986 (Lead Paint Risk)
30%
Pre-1970 (Lead Pipes Risk)
Pre-1970 (30%) 1970–1986 (45%) Post-1986 (25%)

Over half of homes in Guernsey 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 Guernsey Homeowners

Property equity in Guernsey runs well ahead of estimated remediation costs - a cost-to-value ratio that sits in the low tier, meaning documented water and safety issues here are the kind homeowners can plan to address without treating the expense as a significant budget event relative to what their homes are worth.

Median Home Value
$215,900
Est. Remediation
$400
Remediation as % of home value 0.2%

Remediation costs in Guernsey are relatively low compared to home values. The $0–$800 estimated range is a small fraction of median property value. Home values are 36% below the Wyoming average.

Lead Exposure Risk for Children in Guernsey

75%
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.

Although utility-side compliance with federal Lead and Copper requirements remains the system reference, that compliance does not extend down into interior plumbing. With 75% of Guernsey stock built before the solder ban and aggregate readings at or beyond the action mark, a household-level sample becomes the practical way to close that information gap.

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

Frequently Asked Questions

How much does it cost to fix water issues in Guernsey?
Estimated remediation costs in Guernsey average $400 per household, ranging from $0 to $800. Costs include filtration, pipe replacement, radon mitigation, and flood protection.
HomeCitiesWyoming → Guernsey, WY

How to cite this page

APA ZipCheckup. (2026). Guernsey, WY Home Safety Data by ZIP. https://zipcheckup.com/cities/wy/guernsey/
BibTeX
@misc{zipcheckup-cities-wy-guernsey,
  author = {{ZipCheckup}},
  title  = {{Guernsey, WY Home Safety Data by ZIP}},
  year   = {2026},
  url    = {https://zipcheckup.com/cities/wy/guernsey/}
}

Page version: August 2026.

Get safety alerts for Guernsey, Wyoming

Free updates when EPA data changes for this area. No spam.

Unsubscribe anytime. Privacy Policy.

Share This Page

X Facebook
Check your water filter options Free tool - no phone call required.