OCTAGON
Vermont — Transient Non-Community — PWSID: VT0020533
System Information
| PWSID | VT0020533 |
| System Name | OCTAGON |
| System Type | Transient Non-Community |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 01 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Aug 7, 1996 |
| Last Reported | Nov 6, 2025 |
Location & Contact
| State | Vermont |
| City | STOWE |
| ZIP Code | 05672 |
| Address | — |
| Organization | LILLIS, MATTHEW |
| Phone | 802-253-3629 |
Population & Service
| Population Served | 170 |
| Service Connections | 2 |
Drinking Water Violations (21)
This water system has 21 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 25, 2025 | — | E. COLI | MR | No | Yes | — | — | — | Unaddressed | — | Ground Water Rule |
| Jul 25, 2025 | — | E. COLI | MR | No | Yes | — | — | — | Unaddressed | — | Ground Water Rule |
| Nov 1, 2023 | Nov 30, 2023 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Nov 30, 2023 | Revised Total Coliform Rule |
| Nov 1, 2023 | Nov 30, 2023 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Nov 30, 2023 | Revised Total Coliform Rule |
| Nov 1, 2023 | Nov 30, 2023 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Nov 30, 2023 | Revised Total Coliform Rule |
| Nov 1, 2023 | Nov 30, 2023 | Revised Total Coliform Rule | MON | No | No | — | — | — | Resolved | Nov 30, 2023 | Revised Total Coliform Rule |
| Oct 30, 2023 | — | E. COLI | MR | No | Yes | — | — | — | Resolved | Oct 31, 2023 | Ground Water Rule |
| Oct 30, 2023 | — | E. COLI | MR | No | Yes | — | — | — | Resolved | Oct 31, 2023 | Ground Water Rule |
| Oct 30, 2023 | — | E. COLI | MR | No | Yes | — | — | — | Resolved | Oct 31, 2023 | Ground Water Rule |
| Oct 30, 2023 | — | E. COLI | MR | No | Yes | — | — | — | Resolved | Oct 31, 2023 | Ground Water Rule |
| Jan 1, 2022 | Jan 31, 2022 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Jan 31, 2022 | Revised Total Coliform Rule |
| Jan 1, 2022 | Jan 31, 2022 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Jan 31, 2022 | Revised Total Coliform Rule |
| Jan 1, 2022 | Jan 31, 2022 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Jan 31, 2022 | Revised Total Coliform Rule |
| Jan 1, 2022 | Jan 31, 2022 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Jan 31, 2022 | Revised Total Coliform Rule |
| Jul 1, 2006 | Sep 30, 2006 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2006 | Total Coliform Rule |
| Jul 1, 2006 | Sep 30, 2006 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2006 | Total Coliform Rule |
| Jul 1, 2006 | Sep 30, 2006 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2006 | Total Coliform Rule |
| Jan 1, 2002 | Dec 31, 2002 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Archived | Dec 31, 2002 | Nitrate Rule |
| Jan 1, 2002 | Dec 31, 2002 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2002 | Nitrate Rule |
| Jan 1, 2002 | Dec 31, 2002 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2002 | Nitrate Rule |
| Jan 1, 2002 | Dec 31, 2002 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2002 | Nitrate Rule |
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.