Afton, WY
Contamination score
Higher = more contaminated vs. other cities.
Afton sits in Wyoming's Star Valley and is known regionally for its clean artesian spring water sourced from Swift Creek near Periodic Spring. No EPA or Wyoming DEQ violations, lawsuits, or contamination incidents were found for this community. The mountain-spring source and low surrounding development density support an especially low baseline contamination estimate.
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Reported illness & cancer claims
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Self-reported issues
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Pollution sources & reported claims near your water
Factories, greenhouses, and contaminated sites mapped around the water supply. Tap any circle for detail.
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Public water systems
Afton, Board Of Pub Utilities
- PWSID:
- WY5600002
- Source:
- Ground water
- Serves:
- 2,000 people
Osmond I&S District
- PWSID:
- WY5600154
- Source:
- Ground water
- Serves:
- 315 people
Osmond I&S District
- PWSID:
- WY5600153
- Source:
- Surface water
- Serves:
- 31 people
Star View Estates
- PWSID:
- WY5600893
- Source:
- Ground water
- Serves:
- 84 people
Westview Village
- PWSID:
- WY5600864
- Source:
- Ground water
- Serves:
- 83 people
Fairview Water & Sewer District
- PWSID:
- WY5600166
- Source:
- Ground water
- Serves:
- 230 people
Star Valley Trailer Court
- PWSID:
- WY5601017
- Source:
- Ground water
- Serves:
- 72 people
Afton Water System
- PWSID:
- GEN-afton-wyoming
EPA & DEP violations
Afton, Board Of Pub Utilities
PWSID WY56000023 violationsConsumer Confidence Rule — Other violation
medium severityResolvedConsumer Confidence Rule Other violation (Resolved).
EPA SDWIS · Other · Began Oct 1, 2018 · 7 years ago · Source ↗
TTHM — MR violation
medium severityResolvedTTHM MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2014 · 12 years ago · Source ↗
Total Haloacetic Acids (HAA5) — MR violation
medium severityResolvedTotal Haloacetic Acids (HAA5) MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2014 · 12 years ago · Source ↗
City-wide
17 violationsGroundwater Rule — TT violation
high severityHealth-basedResolvedGroundwater Rule TT violation (Resolved).
EPA SDWIS · TT · Began Mar 25, 2025 · 1 year ago · Source ↗
Lead and Copper Rule — MR violation
medium severityResolvedLead and Copper Rule MR violation (Resolved).
EPA SDWIS · MR · Began Dec 30, 2024 · 1 year ago · Source ↗
Lead and Copper Rule — MR violation
medium severityResolvedLead and Copper Rule MR violation (Resolved).
EPA SDWIS · MR · Began Dec 30, 2024 · 1 year ago · Source ↗
Consumer Confidence Rule — Other violation
medium severityResolvedConsumer Confidence Rule Other violation (Resolved).
EPA SDWIS · Other · Began Oct 1, 2023 · 2 years ago · Source ↗
Lead and Copper Rule — MR violation
medium severityUnaddressedLead and Copper Rule MR violation (Unaddressed).
EPA SDWIS · MR · Began Dec 30, 2021 · 4 years ago · Source ↗
Groundwater Rule — TT violation
high severityHealth-basedAddressedGroundwater Rule TT violation (Addressed).
EPA SDWIS · TT · Began Jun 2, 2021 · 5 years ago · Source ↗
Groundwater Rule — TT violation
high severityHealth-basedResolvedGroundwater Rule TT violation (Resolved).
EPA SDWIS · TT · Began Jul 1, 2020 · 6 years ago · Source ↗
Consumer Confidence Rule — Other violation
medium severityResolvedConsumer Confidence Rule Other violation (Resolved).
EPA SDWIS · Other · Began Jul 1, 2020 · 6 years ago · Source ↗
Lead and Copper Rule — MR violation
medium severityResolvedLead and Copper Rule MR violation (Resolved).
EPA SDWIS · MR · Began Jun 1, 2019 · 7 years ago · Source ↗
Revised Total Coliform Rule — MON violation
medium severityResolvedRevised Total Coliform Rule MON violation (Resolved).
EPA SDWIS · MON · Began Sep 1, 2018 · 7 years ago · Source ↗
Revised Total Coliform Rule — MON violation
medium severityResolvedRevised Total Coliform Rule MON violation (Resolved).
EPA SDWIS · MON · Began Aug 1, 2018 · 8 years ago · Source ↗
Consumer Confidence Rule — Other violation
medium severityResolvedConsumer Confidence Rule Other violation (Resolved).
EPA SDWIS · Other · Began Jul 1, 2018 · 8 years ago · Source ↗
Consumer Confidence Rule — Other violation
medium severityResolvedConsumer Confidence Rule Other violation (Resolved).
EPA SDWIS · Other · Began Jul 1, 2018 · 8 years ago · Source ↗
Consumer Confidence Rule — Other violation
medium severityResolvedConsumer Confidence Rule Other violation (Resolved).
EPA SDWIS · Other · Began Oct 1, 2017 · 8 years ago · Source ↗
Consumer Confidence Rule — Other violation
medium severityResolvedConsumer Confidence Rule Other violation (Resolved).
EPA SDWIS · Other · Began Jul 1, 2017 · 9 years ago · Source ↗
Coliform (TCR) — MR violation
medium severityResolvedColiform (TCR) MR violation (Resolved).
EPA SDWIS · MR · Began Aug 1, 2015 · 11 years ago · Source ↗
Consumer Confidence Rule — Other violation
medium severityResolvedConsumer Confidence Rule Other violation (Resolved).
EPA SDWIS · Other · Began Jul 1, 2014 · 12 years ago · Source ↗
Water-related lawsuits
No lawsuits on record.
In the news & sources
No coverage linked yet.