Jeffrey City Water & Sewer District
EPA ID: WY5600106 · 40 people served · 1 ZIP code
In the current EPA monitoring period, Jeffrey City Water & Sewer District has 1 violation still listed as unresolved, with the utility supplying water to approximately 40 residents.
Data: EPA SDWIS Last verified: 2026-04-02
Service Area Map
Coverage area for Jeffrey City Water & Sewer District Source: EPA SDWIS service area boundaries.
Service area boundary — Grade C
💧 Where Does Your Water Come From?
Jeffrey City Water & Sewer District's water is pumped from underground aquifers. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.
About 2% of homes in Fremont County, Wyoming rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Infrastructure Risk
Detected Contaminants
How Jeffrey City Water & Sewer District compares to EPA limits
What This Means For You
Revised Total Coliform Rule at 3 presence exceeds the EPA maximum of presence.
Stage 1 DBP Rule at 2 mg/L exceeds the EPA maximum of mg/L.
Total Organic Carbon at 1 mg/L exceeds the EPA maximum of mg/L.
Radium-228 at 1 pCi/L (combined Radium-226 & 228 ≤ 5 pCi/L) exceeds the EPA maximum of pCi/L (combined Radium-226 & 228 ≤ 5 pCi/L). Bone cancer and leukemia (known carcinogen). Consider ion exchange (water softener) filtration.
Consumer Confidence Report Rule at 1 mg/L exceeds the EPA maximum of mg/L.
Radium-228 was detected in this water system. ion exchange (water softener) filtration can reduce exposure.
Find a certified water filter →Comparable Water Systems
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Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.
System Overview
Jeffrey City Water & Sewer District (EPA ID: WY5600106) is a community water system in Wyoming that serves approximately 40 people from groundwater sources.
This system serves ZIP code 82310 in Jeffrey City.
Average Home Safety Score: C (65/100)
Based on water quality violations, lead levels, and radon risk across all ZIP codes served by this system.
Violation History
Recent Violations
| Date | Contaminant | Type | Status |
|---|---|---|---|
| December 1, 2024 | Revised Total Coliform Rule | Monitoring | Resolved |
| September 1, 2024 | Revised Total Coliform Rule | Monitoring | Unresolved |
| July 1, 2023 | Revised Total Coliform Rule | Monitoring | Resolved |
| February 1, 2023 | Consumer Confidence Report Rule | Monitoring | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Revised Total Coliform Rule | Microbiological | 3 | No |
| Stage 1 DBP Rule | Treatment Failure | 2 | No |
| Total Organic Carbon | Disinfection Byproducts | 1 | No |
| Radium-228 | Radionuclides | 1 | No |
| Consumer Confidence Report Rule | Reporting Failure | 1 | No |
| Contaminant 0700 | Other Violation | 1 | Yes |
Lead & Copper
EPA Lead and Copper Rule sampling data for ZIP codes served by this system:
| ZIP Code | Lead Level | Exceeds Limit | Sample Date |
|---|---|---|---|
| 82310 | 0.001 mg/L | No | N/A |
Radon Risk in Service Area
Dominant radon zone for ZIP codes served by this system: Zone 1 (High Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Need help with your water quality?
Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.
ZIP Codes Served
- 82310 — Jeffrey City
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Jeffrey City Water & Sewer District (WY5600106) on EPA.gov.
Frequently Asked Questions
Is Jeffrey City Water & Sewer District water safe to drink?
Jeffrey City Water & Sewer District has recorded 1 health-based violation in the past 5 years. While the system is required to treat water to meet federal standards, you may want to consider additional precautions such as a certified water filter.
How many people does Jeffrey City Water & Sewer District serve?
Jeffrey City Water & Sewer District serves approximately 40 people across 1 ZIP code in Wyoming.
Where does Jeffrey City Water & Sewer District get its water?
The primary water source is groundwater.
Lead Service Line Inventory
Service line breakdown reported under the federal Lead and Copper Rule Improvements (LCRI) inventory requirement:
This system reports zero confirmed lead service lines in its inventory. Unknown-material counts may still warrant verification.
Federal LCRI rule (effective October 2024) requires every public water system to inventory its service lines and complete lead-line replacement within 10 years.
Source: EPA SDWIS Federal Service Line Inventory (Phase 2) · Submitted 2026
ZipCheckup is not affiliated with the utility or state agency. Inventory figures render verbatim from the public LCRI submission cited above; ZipCheckup does not perform inspections or replacements.
Frequently Asked Questions
What You Can Do
Test your water
Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter →
Check your specific ZIP code
Water quality can vary within a system. View nearest ZIP report →
Contact your utility
Jeffrey City Water & Sewer District (EPA ID: WY5600106) — request the latest Consumer Confidence Report or ask about specific contaminants.