Delmont, SD
Contamination score
Higher = more contaminated vs. other cities.
Reported illness & cancer claims
No claims reported yet. Be the first to add one.
Claims are aggregated from public records and community reports and may be unverified. If you believe your illness is linked to local water, request a consultation.
Self-reported issues
No issues reported yet. Be the first to report one.

Public water systems
Delmont
- PWSID:
- SD4600106
- Source:
- Surface water
- Serves:
- 153 people
Clearfield Colony
- PWSID:
- SD4602020
- Source:
- Ground water
- Serves:
- 120 people
Greenwood Colony
- PWSID:
- SD4602022
- Source:
- Ground water
- Serves:
- 85 people
EPA & DEP violations
Revised Total Coliform Rule — MON violation
medium severityResolvedRevised Total Coliform Rule MON violation (Resolved).
EPA SDWIS · MON · Began Mar 1, 2025 · 1 year ago · Source ↗
Lead and Copper Rule — MR violation
medium severityResolvedLead and Copper Rule MR violation (Resolved).
EPA SDWIS · MR · Began Oct 1, 2023 · 2 years ago · Source ↗
E. COLI — MR violation
medium severityResolvedE. COLI MR violation (Resolved).
EPA SDWIS · MR · Began Nov 17, 2020 · 5 years ago · Source ↗
Public Notice — Other violation
medium severityResolvedPublic Notice Other violation (Resolved).
EPA SDWIS · Other · Began Mar 9, 2020 · 6 years ago · Source ↗
Lead and Copper Rule — MR violation
medium severityResolvedLead and Copper Rule MR violation (Resolved).
EPA SDWIS · MR · Began Oct 1, 2019 · 6 years ago · Source ↗
E. COLI — MR violation
medium severityResolvedE. COLI MR violation (Resolved).
EPA SDWIS · MR · Began Jan 29, 2019 · 7 years ago · Source ↗
Vinyl chloride — MR violation
medium severityResolvedVinyl chloride MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2019 · 7 years ago · Source ↗
Ethylbenzene — MR violation
medium severityResolvedEthylbenzene MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2019 · 7 years ago · Source ↗
Xylenes, Total — MR violation
medium severityResolvedXylenes, Total MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2019 · 7 years ago · Source ↗
1,1-Dichloroethylene — MR violation
medium severityResolved1,1-Dichloroethylene MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2019 · 7 years ago · Source ↗
Carbon tetrachloride — MR violation
medium severityResolvedCarbon tetrachloride MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2019 · 7 years ago · Source ↗
Styrene — MR violation
medium severityResolvedStyrene MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2019 · 7 years ago · Source ↗
trans-1,2-Dichloroethylene — MR violation
medium severityResolvedtrans-1,2-Dichloroethylene MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2019 · 7 years ago · Source ↗
Toluene — MR violation
medium severityResolvedToluene MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2019 · 7 years ago · Source ↗
Tetrachloroethylene — MR violation
medium severityResolvedTetrachloroethylene MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2019 · 7 years ago · Source ↗
Benzene — MR violation
medium severityResolvedBenzene MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2019 · 7 years ago · Source ↗
DICHLOROMETHANE — MR violation
medium severityResolvedDICHLOROMETHANE MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2019 · 7 years ago · Source ↗
1,2-Dichloropropane — MR violation
medium severityResolved1,2-Dichloropropane MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2019 · 7 years ago · Source ↗
o-Dichlorobenzene — MR violation
medium severityResolvedo-Dichlorobenzene MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2019 · 7 years ago · Source ↗
CHLOROBENZENE — MR violation
medium severityResolvedCHLOROBENZENE MR violation (Resolved).
EPA SDWIS · MR · Began Jan 1, 2019 · 7 years ago · Source ↗
Water-related lawsuits
No lawsuits on record.
In the news & sources
No coverage linked yet.