C

Clark, SD

A21/100

Contamination score

Higher = more contaminated vs. other cities.

⚠️1 health-based violation on record.
0
Water sources
4
Violations
0
Pollution sources
0
Self-reported
0
Lawsuits

Share this with friends & family you care about ❤️

Help someone you love know what's in their water — we'll email them Clark's report. No sign-ups, no list.

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.

Pollution sources & reported claims near your water

Factories, greenhouses, and contaminated sites mapped around the water supply. Tap any circle for detail.

Critical High Medium Reported claim

Get water alerts for Clark, SD

We'll email you when a new violation, lawsuit, or health report appears for Clark's water. Free, unsubscribe anytime.

Home water filtration system

Protect your home

Improve Clark's water

A certified filtration system can remove lead, PFAS, nitrates, and the contaminants flagged on this page. Get a free, no-obligation quote tailored to your home.

What are you interested in?

By submitting you agree to be contacted about water treatment options.

Public water systems

Clark Rural Water System

PWSID:
SD4600881
Source:
Ground water
Serves:
2,325 people

Clark Rural Water-Kampeska

PWSID:
SD4602277
Source:
Ground water
Serves:
602 people

Clark

PWSID:
SD4600091
Source:
Ground water
Serves:
1,148 people

EPA & DEP violations

Clark Rural Water System

PWSID SD46008811 violation

  • Other — Other violation

    medium severityResolved

    Contaminant Other violation (Resolved).

    EPA SDWIS · Other · Began Dec 19, 2011 · 14 years ago · Source ↗

City-wide

3 violations

  • Nitrate — MR violation

    medium severityResolved

    Nitrate MR violation (Resolved).

    EPA SDWIS · MR · Began Jul 1, 2019 · 7 years ago · Source ↗

  • Stage 1 Disinfectants and Disinfection Byproducts Rule — TT violation

    high severityHealth-basedResolved

    Stage 1 Disinfectants and Disinfection Byproducts Rule TT violation (Resolved).

    EPA SDWIS · TT · Began Feb 1, 2016 · 10 years ago · Source ↗

  • Violation — Violation violation

    medium severity

    Contaminant Violation violation.

    EPA SDWIS · Violation · Began — · Source ↗

Water-related lawsuits

No lawsuits on record.

In the news & sources

No coverage linked yet.