LAKE MILLS WATERWORKS
PWSID: WI1280108 · Lake Mills, WI · Serves 6,211 people
According to EPA Safe Drinking Water Information System (SDWIS), LAKE MILLS WATERWORKS (PWSID WI1280108) in Lake Mills, WI is listed as a CWS water system covering about 6,211 people. The same extract lists 8 health-based violation records spanning 2012-2022. Those 8 health-based rows for LAKE MILLS WATERWORKS cover contaminants such as Lead and Copper Rule, Combined Radium (-226 and -228); they remain historical EPA registry entries, not a current compliance or drinkability score.
LAKE MILLS WATERWORKS 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. 2 distinct EPA contaminant codes appear in this system's record, including Lead and Copper Rule, Combined Radium (-226 and -228). Recorded violations span 2012–2022. Day-to-day primacy enforcement for this system runs through the Wisconsin 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 Wisconsin state drinking-water program's public portal.
System Details
- EPA ID (PWSID)
- WI1280108
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Lake Mills, WI
- Population Served
- 6,211
- Health Violations
- Yes (8)
What contaminants are in this water system?
| Contaminant | Violations | Health-Based |
|---|---|---|
| Lead and Copper Rule | 7 | 7 |
| Combined Radium (-226 and -228) | 1 | 1 |
Violation History (8)
| Contaminant | Health | Date |
|---|---|---|
| Lead and Copper Rule | Yes | Sep 17, 2022 |
| Lead and Copper Rule | Yes | Sep 17, 2022 |
| Lead and Copper Rule | Yes | Oct 1, 2017 |
| Combined Radium (-226 and -228) | Yes | Jul 1, 2017 |
| Lead and Copper Rule | Yes | Apr 1, 2016 |
| Lead and Copper Rule | Yes | Jan 1, 2016 |
| Lead and Copper Rule | Yes | Jan 1, 2016 |
| Lead and Copper Rule | Yes | Jan 1, 2012 |
Frequently Asked Questions
What does EPA SDWIS list for LAKE MILLS WATERWORKS?
How many people does LAKE MILLS WATERWORKS serve?
What violations does LAKE MILLS WATERWORKS have?
What contaminants have been found in LAKE MILLS WATERWORKS water?
Compare beyond Wisconsin
Nationwide peers by violations & population served
Cross-state SDWIS systems nearest LAKE MILLS WATERWORKS on cumulative violation count (8) and EPA-reported population served (6,211). Violation-count peers include Mashantucket Pequot Water System, San Ildefonso Pueblo, TOWAOC WATER SYSTEM. Population peers include PORTLAND MUNICIPAL WATER PLANT, GOLDEN STATE WATER CO - APPLE VLY SOUTH, SEBASTOPOL WATER ASSOCIATION.
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
LAKE MILLS WATERWORKS (WI1280108) is drawn from EPA SDWIS. Nearby county systems in this extract include WATERTOWN WATERWORKS; WATERLOO WATERWORKS; JOHNSON CREEK WATERWORKS; PALMYRA WATERWORKS. 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.