NEWCASTLE, WY · Weston County
SWEETWATER I&S DISTRICT Water System
Inactive system
This water system is marked inactive in EPA’s federal records as of April 14, 2020. 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 Weston County, WY.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace Wyoming’s official records. Always confirm current status with Wyoming before making decisions based on this information.
System facts
- System ID (PWSID)
- WY5601675
- System type
- Community Water System
- Population served
- 46
- Service connections
- 19
- Ownership
- privately owned
- Water source
- groundwater (wells)
SWEETWATER I&S DISTRICT is one of 486 community water systems in Wyoming in the 500 or fewer people size category, formerly serving 46 people from groundwater.
EPA's federal records list this system as inactive in 2020; the record below is historical.
As of August 1, 2026, its federal record holds 3 entries between 2017 and 2018, all of which EPA lists as closed. Nothing has been added since 2018.
All 3 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves synthetic organic chemicals and volatile organic chemicals.
Violation history
Monitoring, Regular
—o-Dichlorobenzene
October 1, 2018 – December 31, 2018
ResolvedMonitoring, Regular
—OXAMYL
April 1, 2018 – June 30, 2018
ResolvedMonitoring, Regular
—Heptachlor epoxide
January 1, 2017 – March 31, 2017
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| October 1, 2018 – December 31, 2018 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| April 1, 2018 – June 30, 2018 | Monitoring, Regular | OXAMYL | — | Resolved |
| January 1, 2017 – March 31, 2017 | Monitoring, Regular | Heptachlor epoxide | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- October 14, 2019State Compliance achieved1000 linked violations
Last known contact on file (system is inactive)
TAYLOR, DONALD
307-746-8582
NEWCASTLE, WY 82701