TALIESIN HILLSIDE SCHOOL
Wisconsin — Transient Non-Community — PWSID: WI1250117
System Information
| PWSID | WI1250117 |
| System Name | TALIESIN HILLSIDE SCHOOL |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 28, 1981 |
| Last Reported | Mar 2, 2026 |
Location & Contact
| State | Wisconsin |
| City | Spring Green |
| ZIP Code | 53588-9803 |
| Address | ATTN: RYAN HEWSON |
| Organization | FRANK LLOYD WRIGHT FOUNDATION |
| Phone | — |
Population & Service
| Population Served | 110 |
| Service Connections | 1 |
Drinking Water Violations (16)
This water system has 16 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Mar 1, 2023 | May 31, 2023 | MON | No | Yes | — | — | — | Resolved | May 31, 2023 | — | |
| Mar 1, 2023 | May 31, 2023 | MON | No | Yes | — | — | — | Resolved | May 31, 2023 | — | |
| Mar 1, 2023 | May 31, 2023 | MON | No | Yes | — | — | — | Resolved | May 31, 2023 | — | |
| Mar 1, 2023 | May 31, 2023 | MON | No | Yes | — | — | — | Resolved | May 31, 2023 | — | |
| Apr 1, 2016 | May 31, 2016 | MON | No | No | — | — | — | Resolved | May 31, 2016 | — | |
| Apr 1, 2016 | May 31, 2016 | MON | No | No | — | — | — | Resolved | May 31, 2016 | — | |
| Apr 1, 2016 | May 31, 2016 | MON | No | No | — | — | — | Resolved | May 31, 2016 | — | |
| Apr 1, 2016 | May 31, 2016 | MON | No | No | — | — | — | Resolved | May 31, 2016 | — | |
| Apr 1, 2007 | May 31, 2007 | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2007 | — | |
| Apr 1, 2007 | May 31, 2007 | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2007 | — | |
| Apr 1, 2007 | May 31, 2007 | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2007 | — | |
| Apr 1, 2007 | May 31, 2007 | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2007 | — | |
| Apr 1, 2007 | May 31, 2007 | MR | No | Yes | — | 10 mg/L | — | Resolved | May 31, 2007 | — | |
| Apr 1, 2007 | May 31, 2007 | MR | No | Yes | — | 10 mg/L | — | Resolved | May 31, 2007 | — | |
| Apr 1, 2007 | May 31, 2007 | MR | No | Yes | — | 10 mg/L | — | Resolved | May 31, 2007 | — | |
| Apr 1, 2007 | May 31, 2007 | MR | No | Yes | — | 10 mg/L | — | Resolved | May 31, 2007 | — |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.