CLARK
PWSID: SD4600091 · Clark, SD · Serves 1,148 people
According to EPA Safe Drinking Water Information System (SDWIS), CLARK (PWSID SD4600091) in Clark, SD is listed as a CWS water system covering about 1,148 people. The same extract lists 2 health-based violation records spanning 2016-2016. Those 2 health-based rows for CLARK cover contaminants such as Stage 1 Disinfectants and Disinfection Byproducts Rule; they remain historical EPA registry entries, not a current compliance or drinkability score.
CLARK has 2 health-based violation records in this historical extract. Monitoring and reporting records are not included.
PlainEnviro's health-based SDWIS extract covers monitoring and reporting violations only -- it does not include unresolved enforcement actions in progress or corrective steps a utility has taken since the extract date. 1 distinct EPA contaminant code appears in this system's record, including Stage 1 Disinfectants and Disinfection Byproducts Rule. Recorded violations span 2016–2016. Day-to-day primacy enforcement for this system runs through the South Dakota drinking-water program, not EPA directly.
A historical health-based record does not necessarily describe current water quality or compliance. The most authoritative current source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the South Dakota state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- SD4600091
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Clark, SD
- Population Served
- 1,148
- Health Violations
- Yes (2)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Stage 1 Disinfectants and Disinfection Byproducts Rule | 2 | 2 |
Violation History (2)
| Contaminant | Health | Date |
|---|---|---|
| Stage 1 Disinfectants and Disinfection Byproducts Rule | Yes | Feb 1, 2016 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | Yes | Feb 1, 2016 |
Frequently Asked Questions
What does EPA SDWIS list for CLARK?
How many people does CLARK serve?
What violations does CLARK have?
What contaminants have been found in CLARK water?
Compare beyond South Dakota
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest CLARK on cumulative violation count (2) and EPA-reported population served (1,148). Violation-count peers include SAINT REGIS MOHAWK TRIBE, REDBY/RED LAKE, Kickapoo Traditional Tribe. Population peers include HIDDEN LAKES OF GREEN OAKS, MCNAIR-STAMPLEY W/A #1, POWDER HILL.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Similar population served
Nearest cross-state systems by EPA SDWIS population_served (same 500+ gate).
Nearby Water Systems
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About This Data
CLARK (SD4600091) is drawn from EPA SDWIS. Nearby county systems in this extract include CLARK RURAL WATER SYSTEM; CLARK RURAL WATER-KAMPESKA; WILLOW LAKE; GARDEN CITY. Health-based rows (2 MCL/TT) are historical registry state, not a current drinkability score.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.