BROOKFIELD, WI · Waukesha County
TOWN OF BROOKFIELD SAN DIST 4 Water System
Current status
No open violations on record as of July 4, 2026.
This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace Wisconsin’s official records. Always confirm current status with Wisconsin before making decisions based on this information.
System facts
- System ID (PWSID)
- WI2680239
- System type
- Community Water System
- Population served
- 6,419
- Service connections
- 2,377
- Ownership
- local government
- Water source
- groundwater (wells)
Violation history
Monitoring, Regular
—DICHLOROMETHANE
January 1, 2012 – December 31, 2012
ResolvedMonitoring, Regular
—BHC-GAMMA
January 1, 1993 – December 31, 1993
ArchivedMonitoring, Regular
—Toxaphene
January 1, 1993 – December 31, 1993
ArchivedMonitoring, Regular
—Dalapon
January 1, 1993 – December 31, 1993
ArchivedMonitoring, Regular
—Diquat
January 1, 1993 – December 31, 1993
ArchivedMonitoring, Regular
—Endothall
January 1, 1993 – December 31, 1993
ArchivedMonitoring, Regular
—Glyphosate
January 1, 1993 – December 31, 1993
ArchivedMonitoring, Regular
—OXAMYL
January 1, 1993 – December 31, 1993
ArchivedMonitoring, Regular
—Simazine
January 1, 1993 – December 31, 1993
ArchivedMonitoring, Regular
—Picloram
January 1, 1993 – December 31, 1993
ArchivedMonitoring, Regular
—Dinoseb
January 1, 1993 – December 31, 1993
ArchivedMonitoring, Regular
—Hexachlorocyclopentadiene
January 1, 1993 – December 31, 1993
ArchivedMonitoring, Regular
—Aldicarb sulfoxide
January 1, 1993 – December 31, 1993
ArchivedMonitoring, Regular
—Aldicarb sulfone
January 1, 1993 – December 31, 1993
ArchivedMonitoring, Regular
—Carbofuran
January 1, 1993 – December 31, 1993
ArchivedMonitoring, Regular
—Aldicarb
January 1, 1993 – December 31, 1993
ArchivedMonitoring, Regular
—Atrazine
January 1, 1993 – December 31, 1993
ArchivedMonitoring, Regular
—LASSO
January 1, 1993 – December 31, 1993
ArchivedMonitoring, Regular
—Heptachlor
January 1, 1993 – December 31, 1993
ArchivedMonitoring, Regular
—Heptachlor epoxide
January 1, 1993 – December 31, 1993
ArchivedMonitoring, Regular
—2,4-D
January 1, 1993 – December 31, 1993
ArchivedMonitoring, Regular
—2,4,5-TP
January 1, 1993 – December 31, 1993
ArchivedMonitoring, Regular
—HEXACHLOROBENZENE
January 1, 1993 – December 31, 1993
ArchivedMonitoring, Regular
—Pentachlorophenol
January 1, 1993 – December 31, 1993
ArchivedMonitoring, Regular
—Total Polychlorinated Biphenyls (PCB)
January 1, 1993 – December 31, 1993
ArchivedMonitoring, Regular
—Chlordane
January 1, 1993 – December 31, 1993
Archived
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| January 1, 2012 – December 31, 2012 | Monitoring, Regular | DICHLOROMETHANE | — | Resolved |
| January 1, 1993 – December 31, 1993 | Monitoring, Regular | BHC-GAMMA | — | Archived |
| January 1, 1993 – December 31, 1993 | Monitoring, Regular | Toxaphene | — | Archived |
| January 1, 1993 – December 31, 1993 | Monitoring, Regular | Dalapon | — | Archived |
| January 1, 1993 – December 31, 1993 | Monitoring, Regular | Diquat | — | Archived |
| January 1, 1993 – December 31, 1993 | Monitoring, Regular | Endothall | — | Archived |
| January 1, 1993 – December 31, 1993 | Monitoring, Regular | Glyphosate | — | Archived |
| January 1, 1993 – December 31, 1993 | Monitoring, Regular | OXAMYL | — | Archived |
| January 1, 1993 – December 31, 1993 | Monitoring, Regular | Simazine | — | Archived |
| January 1, 1993 – December 31, 1993 | Monitoring, Regular | Picloram | — | Archived |
| January 1, 1993 – December 31, 1993 | Monitoring, Regular | Dinoseb | — | Archived |
| January 1, 1993 – December 31, 1993 | Monitoring, Regular | Hexachlorocyclopentadiene | — | Archived |
| January 1, 1993 – December 31, 1993 | Monitoring, Regular | Aldicarb sulfoxide | — | Archived |
| January 1, 1993 – December 31, 1993 | Monitoring, Regular | Aldicarb sulfone | — | Archived |
| January 1, 1993 – December 31, 1993 | Monitoring, Regular | Carbofuran | — | Archived |
| January 1, 1993 – December 31, 1993 | Monitoring, Regular | Aldicarb | — | Archived |
| January 1, 1993 – December 31, 1993 | Monitoring, Regular | Atrazine | — | Archived |
| January 1, 1993 – December 31, 1993 | Monitoring, Regular | LASSO | — | Archived |
| January 1, 1993 – December 31, 1993 | Monitoring, Regular | Heptachlor | — | Archived |
| January 1, 1993 – December 31, 1993 | Monitoring, Regular | Heptachlor epoxide | — | Archived |
| January 1, 1993 – December 31, 1993 | Monitoring, Regular | 2,4-D | — | Archived |
| January 1, 1993 – December 31, 1993 | Monitoring, Regular | 2,4,5-TP | — | Archived |
| January 1, 1993 – December 31, 1993 | Monitoring, Regular | HEXACHLOROBENZENE | — | Archived |
| January 1, 1993 – December 31, 1993 | Monitoring, Regular | Pentachlorophenol | — | Archived |
| January 1, 1993 – December 31, 1993 | Monitoring, Regular | Total Polychlorinated Biphenyls (PCB) | — | Archived |
| January 1, 1993 – December 31, 1993 | Monitoring, Regular | Chlordane | — | Archived |
Resolved addressed and confirmed by the stateArchived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- July 10, 2013State Violation/Reminder Notice68 linked violations
- January 15, 2013State Compliance achieved96 linked violations
- January 10, 2013State Other97 linked violations
- February 8, 1994State Violation/Reminder Notice82 linked violations
Contact
SKOF, TONY
Phone not on record
BROOKFIELD, WI 53045-6052