Afton, Board of Pub Utilities
EPA ID: WY5600002 · 2,000 people served · 5 ZIP codes
Current EPA status: Afton, Board of Pub Utilities, 3 open violations, 2,000 people served.
Data: EPA SDWIS Last verified: 2026-04-02
Compliance Trajectory
Stable · Risk tier: High · 95% chance of violation in next 12 months
Violations went from 2 (2021) to 1 (2025). Violation counts have remained relatively steady.
Service Area Map
Coverage area for Afton, Board of Pub Utilities Source: EPA SDWIS service area boundaries.
Service area boundary — Grade C
Service Area Demographics
The Afton, Board of Pub Utilities serves a community with a median household income of $83,442 and an estimated 7,267 residents across its service area. Approximately 49% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Afton, Board of Pub Utilities'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 0% of homes in Lincoln 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 Afton, Board of Pub Utilities compares to EPA limits
What This Means For You
Arsenic at 1 mg/L exceeds the EPA maximum of 0.01 mg/L.
Stage 1 DBP Rule at 8 mg/L exceeds the EPA maximum of mg/L.
Radium-228 at 6 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.
Surface Water Treatment Rule at 6 mg/L exceeds the EPA maximum of mg/L.
Consumer Confidence Report Rule at 4 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
Afton, Board of Pub Utilities (EPA ID: WY5600002) is a community water system in Wyoming that serves approximately 2,000 people from groundwater sources.
This system provides water to 5 ZIP codes across 5 communities.
Average Home Safety Score: C (62/100)
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 |
|---|---|---|---|
| July 1, 2025 | Radium-228 | Monitoring | Unresolved |
| January 1, 2025 | Radium-228 | Monitoring | Resolved |
| December 30, 2024 | Stage 1 DBP Rule | Monitoring | Resolved |
| August 25, 2024 | Contaminant 0700 | Health-based | Resolved |
| October 1, 2023 | Surface Water Treatment Rule | Monitoring | Resolved |
| October 1, 2023 | Radium-228 | Monitoring | Resolved |
| August 2, 2023 | Contaminant 0700 | Health-based | Resolved |
| July 1, 2023 | Revised Total Coliform Rule | Monitoring | Resolved |
| July 1, 2023 | Radium-228 | Monitoring | Unresolved |
| May 1, 2023 | Consumer Confidence Report Rule | Health-based | Resolved |
| April 1, 2023 | Revised Total Coliform Rule | Monitoring | Resolved |
| January 1, 2023 | Revised Total Coliform Rule | Monitoring | Resolved |
| January 1, 2023 | Arsenic | Monitoring | Resolved |
| January 1, 2023 | Radium-228 | Monitoring | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Stage 1 DBP Rule | Treatment Failure | 8 | No |
| Radium-228 | Radionuclides | 6 | No |
| Surface Water Treatment Rule | Treatment Failure | 6 | No |
| Consumer Confidence Report Rule | Reporting Failure | 4 | Yes |
| Revised Total Coliform Rule | Microbiological | 4 | No |
| Contaminant 0700 | Other Violation | 3 | Yes |
| Arsenic | Inorganic | 1 | No |
Lead & Copper
EPA Lead and Copper Rule sampling data for ZIP codes served by this system:
| ZIP Code | Lead Level | Exceeds Limit | Sample Date |
|---|---|---|---|
| 83111 | 0.006 mg/L | No | N/A |
| 83119 | 0.002 mg/L | No | N/A |
| 83110 | 0.001 mg/L | No | N/A |
| 83122 | 0.001 mg/L | No | N/A |
| 83126 | 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
Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by WY or modeled from parcel and building-footprint data.
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Afton, Board of Pub Utilities (WY5600002) on EPA.gov.
Frequently Asked Questions
Is Afton, Board of Pub Utilities water safe to drink?
Afton, Board of Pub Utilities has recorded 5 health-based violations 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 Afton, Board of Pub Utilities serve?
Afton, Board of Pub Utilities serves approximately 2,000 people across 5 ZIP codes in Wyoming.
Where does Afton, Board of Pub Utilities 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
Afton, Board of Pub Utilities (EPA ID: WY5600002) — request the latest Consumer Confidence Report or ask about specific contaminants.