NISLAND
PWSID: SD4600225 · Nisland, SD · Serves 206 people
According to EPA Safe Drinking Water Information System (SDWIS), NISLAND (PWSID SD4600225) in Nisland, SD is listed as a CWS water system covering about 206 people. The same extract lists 6 health-based violation records spanning 2007-2017. Those 6 health-based rows for NISLAND cover contaminants such as Stage 1 Disinfectants and Disinfection Byproducts Rule, Groundwater Rule; they remain historical EPA registry entries, not a current compliance or drinkability score.
NISLAND has 6 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. 2 distinct EPA contaminant codes appear in this system's record, including Stage 1 Disinfectants and Disinfection Byproducts Rule, Groundwater Rule. Recorded violations span 2007–2017. 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)
- SD4600225
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Nisland, SD
- Population Served
- 206
- Health Violations
- Yes (6)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Stage 1 Disinfectants and Disinfection Byproducts Rule | 4 | 4 |
| Groundwater Rule | 2 | 2 |
Violation History (6)
| Contaminant | Health | Date |
|---|---|---|
| Groundwater Rule | Yes | Sep 29, 2017 |
| Groundwater Rule | Yes | Sep 29, 2017 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | Yes | Jan 1, 2016 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | Yes | Jan 1, 2016 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | Yes | Jun 1, 2012 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | Yes | Feb 1, 2007 |
Frequently Asked Questions
What does EPA SDWIS list for NISLAND?
How many people does NISLAND serve?
What violations does NISLAND have?
What contaminants have been found in NISLAND water?
Compare beyond South Dakota
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest NISLAND on cumulative violation count (6) and EPA-reported population served (206). Violation-count peers include CHEROKEE WATER SYSTEM, LAME DEER WATER SYSTEM, FOUR BEARS WATER SYSTEM.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Nearby Water Systems
Explore More
About This Data
NISLAND (SD4600225) is drawn from EPA SDWIS. Nearby county systems in this extract include BELLE FOURCHE; BUTTE-MEADE SWD-BEAN WELL; NEWELL; BUTTE-MEADE SWD-VALE WELL. Health-based rows (6 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.