MADISON, WI · Dane County
HILLSIDE HEIGHTS TRUST 9 Water System
Inactive system
This water system is marked inactive in EPA’s federal records as of June 1, 1995. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.
If you are a resident looking for your current water provider, see water systems in Dane County, WI.
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)
- WI1131264
- System type
- Community Water System
- Population served
- 25
- Service connections
- 9
- Ownership
- privately owned
- Water source
- groundwater (wells)
Violation history
Maximum Contaminant Level Violation, Monthly (TCR)
Health-basedColiform (TCR)
July 1, 1991 – July 31, 1991
Archived
Archived closed in EPA's records (typically due to age or a data correction)
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| July 1, 1991 – July 31, 1991 | Maximum Contaminant Level Violation, Monthly (TCR) | Coliform (TCR) | Health-based | Archived |
Archived closed in EPA's records (typically due to age or a data correction)
Enforcement actions
- July 8, 1992State Public Notification received1 linked violation
- June 30, 1992State Compliance achieved1 linked violation
- June 10, 1992State Violation/Reminder Notice1 linked violation
- June 10, 1992State Public Notification requested1 linked violation
- July 11, 1991State Public Notification requested4 linked violations
Last known contact on file (system is inactive)
Not on record
Phone not on record
MADISON, WI 53711