TIMBERLAND PARK
PWSID: SD4600412 · Yankton, SD · Serves 95 people
According to EPA Safe Drinking Water Information System (SDWIS), TIMBERLAND PARK (PWSID SD4600412) in Yankton, SD is listed as a CWS water system covering about 95 people. The same extract lists 7 health-based violation records spanning 2010-2025. Those 7 health-based rows for TIMBERLAND PARK cover contaminants such as Stage 1 Disinfectants and Disinfection Byproducts Rule; they remain historical EPA registry entries, not a current compliance or drinkability score.
TIMBERLAND PARK has 7 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 2010–2025. 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)
- SD4600412
- System Type
- CWS
- Water Source
- Surface Water
- Location
- Yankton, SD
- Population Served
- 95
- Health Violations
- Yes (7)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Stage 1 Disinfectants and Disinfection Byproducts Rule | 7 | 7 |
Violation History (7)
| Contaminant | Health | Date |
|---|---|---|
| Stage 1 Disinfectants and Disinfection Byproducts Rule | Yes | Feb 1, 2025 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | Yes | Feb 1, 2025 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | Yes | Feb 1, 2019 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | Yes | Feb 1, 2015 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | Yes | Feb 1, 2014 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | Yes | Feb 1, 2011 |
| Stage 1 Disinfectants and Disinfection Byproducts Rule | Yes | Feb 1, 2010 |
Frequently Asked Questions
What does EPA SDWIS list for TIMBERLAND PARK?
How many people does TIMBERLAND PARK serve?
What violations does TIMBERLAND PARK have?
What contaminants have been found in TIMBERLAND PARK water?
Compare beyond South Dakota
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest TIMBERLAND PARK on cumulative violation count (7) and EPA-reported population served (95). Violation-count peers include SANTEE UTILITY COMMISSION, CHEFORNAK WATER SYSTEM, LYNN WATER WORKS.
Similar violation count
Nearest cross-state community systems (500+ served) by SDWIS violations on record.
Nearby Water Systems
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About This Data
TIMBERLAND PARK (SD4600412) is drawn from EPA SDWIS. Nearby county systems in this extract include YANKTON; IRENE; GAYVILLE; MISSION HILL. Health-based rows (7 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.