ANTELOPE VALLEY I&S DISTRICT (AVISD)
Wyoming — Community Water System — PWSID: WY5600251
System Information
| PWSID | WY5600251 |
| System Name | ANTELOPE VALLEY I&S DISTRICT (AVISD) |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | Yes |
| First Reported | Feb 13, 1979 |
| Last Reported | Mar 2, 2026 |
Location & Contact
| State | Wyoming |
| City | GILLETTE |
| ZIP Code | 82717 |
| Address | P.O. BOX 2917 |
| Organization | MELICK, CHEYENNE |
| Phone | 307-299-3544 |
Population & Service
| Population Served | 1,280 |
| Service Connections | 313 |
Drinking Water Violations (11)
This water system has 11 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 1, 2018 | Oct 31, 2018 | MON | No | Yes | — | — | — | Resolved | Oct 31, 2018 | — | |
| Jan 1, 2000 | — | MR | No | No | — | TT | — | Resolved | Feb 24, 2003 | — | |
| Jan 1, 2000 | — | MR | No | No | — | TT | — | Resolved | Feb 24, 2003 | — | |
| Jun 1, 1999 | Jun 30, 1999 | MR | No | No | — | 5% of samples | — | Archived | Jun 30, 1999 | — | |
| Jul 1, 1998 | Jul 31, 1998 | MR | No | No | — | 5% of samples | — | Archived | Jul 31, 1998 | — | |
| Apr 1, 1997 | Apr 30, 1997 | MR | No | No | — | 5% of samples | — | Archived | Apr 30, 1997 | — | |
| Sep 1, 1996 | Sep 30, 1996 | MR | No | No | — | 5% of samples | — | Archived | Sep 30, 1996 | — | |
| Dec 1, 1992 | Dec 31, 1992 | MR | No | No | — | 5% of samples | — | Archived | Dec 31, 1992 | — | |
| Sep 1, 1992 | Sep 30, 1992 | MR | No | No | — | 5% of samples | — | Archived | Sep 30, 1992 | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — |
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.