HYATTVILLE S&I DISTRICT
Wyoming — Community Water System — PWSID: WY5600209
System Information
| PWSID | WY5600209 |
| System Name | HYATTVILLE S&I DISTRICT |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 13, 1979 |
| Last Reported | Mar 2, 2026 |
Location & Contact
| State | Wyoming |
| City | HYATTVILLE |
| ZIP Code | 82428 |
| Address | Box 105 |
| Organization | SHIRRAN, LOIS |
| Phone | 307-469-2333 |
Population & Service
| Population Served | 66 |
| Service Connections | 71 |
Drinking Water Violations (195)
This water system has 195 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug 1, 2023 | Aug 31, 2023 | MON | No | Yes | — | — | — | Resolved | Aug 31, 2023 | — | |
| Oct 1, 2020 | — | Other | No | No | — | — | — | Unaddressed | — | — | |
| Jul 1, 2020 | — | Other | No | No | — | — | — | Unaddressed | — | — | |
| Jul 1, 2019 | — | Other | No | No | — | — | — | Unaddressed | — | — | |
| Aug 1, 2017 | Aug 31, 2017 | MON | No | Yes | — | — | — | Resolved | Aug 31, 2017 | — | |
| Jan 1, 2016 | — | MR | No | No | — | TT | — | Resolved | Jul 29, 2019 | — | |
| Jul 1, 2014 | — | Other | No | No | — | — | — | Resolved | Jun 25, 2015 | — | |
| Jul 1, 2014 | — | Other | No | No | — | — | — | Resolved | Jun 25, 2015 | — | |
| Jul 1, 2014 | — | Other | No | No | — | — | — | Resolved | Jun 25, 2015 | — | |
| Jul 1, 2013 | — | Other | No | No | — | — | — | Resolved | Jun 25, 2015 | — | |
| Jul 1, 2013 | — | Other | No | No | — | — | — | Resolved | Jun 25, 2015 | — | |
| Jan 1, 2013 | Dec 31, 2013 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2013 | Dec 31, 2013 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2013 | Dec 31, 2013 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2013 | Dec 31, 2013 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2013 | — | |
| Dec 15, 2011 | — | Other | No | No | — | — | — | Resolved | Jan 10, 2013 | — | |
| Dec 15, 2011 | — | Other | No | No | — | — | — | Resolved | Jan 10, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.005 mg/L | — | Archived | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.003 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.1 mg/L | — | Archived | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.075 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.004 mg/L | — | Archived | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.001 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.2 mg/L | — | Archived | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 4.0 mg/L | — | Archived | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | — | — | Archived | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.07 mg/L | — | Archived | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 10 mg/L | — | Archived | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.6 mg/L | — | Archived | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.007 mg/L | — | Archived | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.003 mg/L | — | Resolved | Dec 31, 2013 | — | |
| Jan 1, 2011 | Dec 31, 2013 | MR | No | Yes | — | 0.04 mg/L | — | Resolved | Dec 31, 2013 | — |
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.