Big Horn, WY (82833): High Radon Potential Area
EPA data for City of Sheridan
EPA records for the water systems mapped to 82833 in Big Horn, WY contain zero recorded violations for inclusive record years 2021 through 2026. This does not establish that every category was monitored or published, and it does not cover events outside that source window.
Data source: U.S. Environmental Protection Agency (EPA) SDWIS
At a Glance
- Water No drinking-water violations in EPA records since 2021.
- Lead The reported 90th-percentile lead result is below the laboratory reporting limit, not a measured zero; EPA's health goal for lead is zero.
- Radon EPA Zone 1 - highest county-level potential. This is not a home measurement; test before any threshold comparison.
- Flood 3 cumulative NFIP claim records. Claim evidence is historical, not current map coverage.
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Score Breakdown
Overall Home Safety Score: Score unavailable
Required evidence is missing. Missing values remain unknown and are not imputed or renormalized.
Canonical components
Required domains
Coverage: 3 of 4 components and 2 of 3 domains observed.
Model 4.0.0; series home-safety-v4-cross-vertical.
Safety & Health (7) HIGH
Your Water System
ZIP code 82833 in Big Horn, Wyoming is mapped to the water system City of Sheridan (EPA ID: WY5600052). This system provides water to approximately 22,700 people from surface water sources.
Other Water Quality Reports in Wyoming
- 82001 (Cheyenne) - 8 violations recorded for mapped water systems
- 82002 (Cheyenne)
- 82003 (Cheyenne)
- 82005 (Fe Warren Afb) - 6 violations recorded for mapped water systems
- 82006 (Cheyenne)
- 82007 (Cheyenne) - 4 violations recorded for mapped water systems
- 82008 (Cheyenne)
- 82009 (Cheyenne) - 2 violations recorded for mapped water systems
- 82010 (Cheyenne)
- 82050 (Albin)
- 82051 (Bosler)
- 82052 (Buford)
- 82053 (Burns)
- 82054 (Carpenter)
- 82055 (Centennial)
- 82058 (Garrett)
- 82059 (Granite Canon)
- 82060 (Hillsdale)
- 82061 (Horse Creek)
- 82063 (Jelm)
Nearby Water Quality Reports
- 82842 (Story) - 8 mi
- 82801 (Sheridan) - 10 mi
- 82832 (Banner) - 12 mi
- 82840 (Saddlestring) - 13 mi
- 82844 (Wolf) - 13 mi
- 82845 (Wyarno) - 18 mi
- 82839 (Ranchester) - 20 mi
- 82836 (Dayton) - 21 mi
- 82838 (Parkman) - 26 mi
- 82834 (Buffalo) - 26 mi - 7 violations recorded for mapped water systems
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for City of Sheridan (WY5600052) on EPA.gov.
5 of the top compounds applied across the surrounding county in USGS pesticide-use estimates appear on EPA drinking-water monitoring lists. See the agricultural pesticide-use section.
Environmental Hazards (11) MODERATE
Home & Infrastructure (6) OK
Cost & Community (6) OK
CPSC product recall notices
These national notices are not matched to this ZIP code or water system.
Protect Your Home in Big Horn
Based on local data for ZIP 82833, these services may benefit homeowners in your area.
Based on local data for your area. Use the tools below to explore your options.
Home & Flood Insurance
The ZIP code for this report in Big Horn has 3 FEMA flood claims on record. Standard homeowner policies don't cover flood damage - make sure you're protected.
Typical cost: Flood insurance: premiums vary by property and flood zone; request a quote
Check Your Flood Zone (Free)FEMA flood map lookup - see if your property is in a flood zone
Free tip: Check your FEMA flood zone at msc.fema.gov (free lookup)
Service recommendations are based on public data for this ZIP code (FEMA, Census ACS, NWS). Actual needs vary by property. By calling, your information will be shared with an independent service provider. ZipCheckup may receive compensation. Cost estimates are approximate and vary by property, condition, and contractor.
Frequently Asked Questions
Is the tap water in 82833 safe to drink?
EPA SDWIS records 0 violations since 2021 across the water systems mapped to ZIP 82833 (primary system: City of Sheridan), including 0 health-based. The violation table above shows which system each record belongs to. ZipCheckup last updated this page in July 2026. The federal source release date is unavailable, so that month is not presented as source currency.
Where does 82833's water come from?
The recorded water source for City of Sheridan, a system mapped to ZIP code 82833, is Surface water. This system serves approximately 22,700 people.
How can I get my water tested in Big Horn?
If City of Sheridan supplies your home, contact it for its Consumer Confidence Report; otherwise contact the water utility that serves your address, or hire a certified lab for independent home water testing. The EPA recommends annual testing if you use a private well.
What is the radon risk for 82833?
82833 is mapped to a county in EPA Radon Zone 1 (high county-level radon potential; EPA recommends testing every home), located in Sheridan County. EPA radon zones range from Zone 1 (highest county-level potential) to Zone 3 (lowest). Testing your home is recommended regardless of zone.
What does the NFIP claim history show for ZIP 82833?
FEMA records contain 3 flood insurance claims filed in ZIP code 82833; the recorded rated-zone value (the most frequent one if there are several claims) is A, which is claims evidence and may differ from the current FEMA map zone for a property. Claim records do not establish current property risk. Review FEMA's map for the specific property.
How to cite this page
ZipCheckup. (2026). Big Horn, WY (82833): High Radon Potential Area. https://zipcheckup.com/report/82833/
@misc{zipcheckup-report-82833,
author = {{ZipCheckup}},
title = {{Big Horn, WY (82833): High Radon Potential Area}},
year = {2026},
url = {https://zipcheckup.com/report/82833/}
}
Page version: October 2026.
Nearby ZIP Code Reports
Water quality comparison for ZIP codes near 82833
| ZIP Code | City, State | Distance | Grade | Violations |
|---|---|---|---|---|
| 82842 | Story, WY | 8.0 mi | N/A | 0 |
| 82801 | Sheridan, WY | 9.6 mi | C | 0 |
| 82832 | Banner, WY | 11.9 mi | N/A | 0 |
| 82840 | Saddlestring, WY | 13.1 mi | N/A | 0 |
| 82844 | Wolf, WY | 13.3 mi | N/A | 0 |
| 82845 | Wyarno, WY | 17.6 mi | N/A | 0 |
| 82839 | Ranchester, WY | 19.7 mi | N/A | 0 |
| 82836 | Dayton, WY | 20.7 mi | N/A | 0 |
| 82838 | Parkman, WY | 26.1 mi | N/A | 0 |
| 82834 | Buffalo, WY | 26.2 mi | C | 7 |
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