Clark, 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
Clark Rural Water-Kampeska
- PWSID:
- SD4602277
- Source:
- Ground water
- Serves:
- 602 people
Clark Rural Water System
- PWSID:
- SD4600881
- Source:
- Ground water
- Serves:
- 2,325 people
Clark
- PWSID:
- SD4600091
- Source:
- Ground water
- Serves:
- 1,148 people
EPA & DEP violations
Nitrate — MR violation
medium severityResolvedNitrate MR violation (Resolved).
EPA SDWIS · MR · Began Jul 1, 2019 · 6 years ago · Source ↗
Stage 1 Disinfectants and Disinfection Byproducts Rule — TT violation
high severityHealth-basedResolvedStage 1 Disinfectants and Disinfection Byproducts Rule TT violation (Resolved).
EPA SDWIS · TT · Began Feb 1, 2016 · 10 years ago · Source ↗
Other — Other violation
medium severityResolvedContaminant Other violation (Resolved).
EPA SDWIS · Other · Began Dec 19, 2011 · 14 years ago · Source ↗
Violation — Violation violation
medium severityContaminant Violation violation.
EPA SDWIS · Violation · Began — · Source ↗
Water-related lawsuits
No lawsuits on record.
In the news & sources
No coverage linked yet.