Sheridan, MT
Contamination score
Higher = more contaminated vs. other cities.
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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
Sheridan Town Of
- PWSID:
- MT0000329
- Source:
- Ground water
- Serves:
- 632 people
EPA & DEP violations
City-wide
20 violationsNitrate-Nitrite — MR violation
medium severityResolvedNitrate-Nitrite MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 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 ↗
Dalapon — MR violation
medium severityResolvedDalapon MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2023 · 3 years ago · Source ↗
Di(2-ethylhexyl) adipate — MR violation
medium severityResolvedDi(2-ethylhexyl) adipate MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2023 · 3 years ago · Source ↗
OXAMYL — MR violation
medium severityResolvedOXAMYL MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2023 · 3 years ago · Source ↗
Simazine — MR violation
medium severityResolvedSimazine MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2023 · 3 years ago · Source ↗
Di(2-ethylhexyl) phthalate — MR violation
medium severityResolvedDi(2-ethylhexyl) phthalate MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2023 · 3 years ago · Source ↗
Dinoseb — MR violation
medium severityResolvedDinoseb MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2023 · 3 years ago · Source ↗
Hexachlorocyclopentadiene — MR violation
medium severityResolvedHexachlorocyclopentadiene MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2023 · 3 years ago · Source ↗
Carbofuran — MR violation
medium severityResolvedCarbofuran MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2023 · 3 years ago · Source ↗
Atrazine — MR violation
medium severityResolvedAtrazine MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2023 · 3 years ago · Source ↗
Heptachlor epoxide — MR violation
medium severityResolvedHeptachlor epoxide MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2023 · 3 years ago · Source ↗
2,4-D — MR violation
medium severityResolved2,4-D MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2023 · 3 years ago · Source ↗
2,4,5-TP — MR violation
medium severityResolved2,4,5-TP MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2023 · 3 years ago · Source ↗
HEXACHLOROBENZENE — MR violation
medium severityResolvedHEXACHLOROBENZENE MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2023 · 3 years ago · Source ↗
Pentachlorophenol — MR violation
medium severityResolvedPentachlorophenol MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2023 · 3 years ago · Source ↗
Chlordane — MR violation
medium severityResolvedChlordane MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2023 · 3 years ago · Source ↗
Arsenic — MR violation
medium severityResolvedArsenic MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2023 · 3 years ago · Source ↗
Xylenes, Total — MR violation
medium severityResolvedXylenes, Total MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2023 · 3 years ago · Source ↗
o-Dichlorobenzene — MR violation
medium severityResolvedo-Dichlorobenzene MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2023 · 3 years ago · Source ↗
Water-related lawsuits
No lawsuits on record.
In the news & sources
No coverage linked yet.