Winona
PWSID: MN1850013 · Winona, MN · Serves 27,782 people
According to EPA Safe Drinking Water Information System (SDWIS), Winona (PWSID MN1850013) in Winona, MN is listed as a CWS water system covering about 27,782 people. The same extract lists 8 health-based violation records spanning 2017-2021. Those 8 health-based rows for Winona cover contaminants such as Combined Radium (-226 and -228); they remain historical EPA registry entries, not a current compliance or drinkability score.
Winona has 8 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 Combined Radium (-226 and -228). Recorded violations span 2017–2021. Day-to-day primacy enforcement for this system runs through the Minnesota 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 Minnesota state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- MN1850013
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Winona, MN
- Population Served
- 27,782
- Health Violations
- Yes (8)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Combined Radium (-226 and -228) | 8 | 8 |
Violation History (8)
| Contaminant | Health | Date |
|---|---|---|
| Combined Radium (-226 and -228) | Yes | Jul 1, 2021 |
| Combined Radium (-226 and -228) | Yes | Apr 1, 2021 |
| Combined Radium (-226 and -228) | Yes | Jan 1, 2021 |
| Combined Radium (-226 and -228) | Yes | Oct 1, 2020 |
| Combined Radium (-226 and -228) | Yes | Jul 1, 2020 |
| Combined Radium (-226 and -228) | Yes | Jan 1, 2020 |
| Combined Radium (-226 and -228) | Yes | Apr 1, 2017 |
| Combined Radium (-226 and -228) | Yes | Jan 1, 2017 |
Frequently Asked Questions
What does EPA SDWIS list for Winona?
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Compare beyond Minnesota
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest Winona on cumulative violation count (8) and EPA-reported population served (27,782). Violation-count peers include Mashantucket Pequot Water System, San Ildefonso Pueblo, TOWAOC WATER SYSTEM. Population peers include FIRESTONE TOWN OF, QUEBRADILLAS URBANO, DOVER WATER COMMISSION.
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
Winona (MN1850013) is drawn from EPA SDWIS. Nearby county systems in this extract include Goodview; Saint Charles; Lewiston; Rollingstone. Health-based rows (8 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.