Wyoming UST Directory
3,756 facilities · 1,630 LUST releases
Underground storage tanks (USTs) are vital for fuel storage but pose environmental risks if leaks occur, particularly to groundwater. In Wyoming, there are 3,756 registered UST facilities. The state has documented 1,630 leaking underground storage tank (LUST) release sites, with 345 currently classified as "Open" and requiring ongoing cleanup. While 1,843 active USTs are in use, 8,553 tanks have been closed.
Effective UST monitoring and environmental due diligence are crucial for groundwater protection. Cities like Casper (409 facilities, 145 releases), Cheyenne (301 facilities, 117 releases), and Rock Springs (192 facilities, 120 releases) illustrate the presence of both facilities and associated releases. This data, sourced from the EPA UST Finder program, underscores the importance of vigilant management to prevent further contamination.
Cities
Top Facilities
Laramie Petro Stopping Center
Laramie, WY
Farmers Co-Op North Bulk Facility
Gillette, WY
Coffee Cup Fuel Stop # 5
Moorcroft, WY
Veterans Administration
Sheridan, WY
Little America Truck Stop
Little America, WY
Rawlins Travel Center
Rawlins, WY
Sapp Brothers, Cheyenne
Cheyenne, WY
Cheyenne Travel Center
Cheyenne, WY
SPF Store 47
Laramie, WY
Wamsutter Conoco
Wamsutter, WY
North Get N Go
Rock Springs, WY
Fort Bridger Travel Center
Fort Bridger, WY
Big D Exxon Truck Stop #30
Cheyenne, WY
Gas-N-Go #15
Lyman, WY
Wyoming Machinery Company
Casper, WY
Central Service Center
Casper, WY
Cheyenne Airport Board
Cheyenne, WY
Pilot Travel Centers, LLC #308
Laramie, WY
Flying J Travel Plaza
Cheyenne, WY
Jackson Hole Airport North
Jackson, WY
Recent Releases
East Entrance Fleet Fueling Facility
No Further ActionYellowstone Natl Park, WY
Bondurant Elementary School
No Further ActionBondurant, WY
Center Street SVS
OpenRock Springs, WY
Cyril Rahonce and Company
No Further ActionRock Springs, WY
A-B-C Storage (Formerly Vaughn's Plumbing)
OpenRock Springs, WY
Restoration Ministries
OpenRock Springs, WY
Nu Life Auto Glass (Formerly CTS)
OpenRock Springs, WY
K and T Oil Company, Inc.
No Further ActionCokeville, WY
Cokeville Texaco
No Further ActionCokeville, WY
Canyon Inn
No Further ActionCokeville, WY
Alpine Standard
OpenAlpine, WY
Leavitt Lumber Company
No Further ActionAlpine, WY
KJ's Alpine (Former Boardwalk Market)
OpenAlpine, WY
Etna Trading Company
No Further ActionEtna, WY
CitiFinancial Mortgage Property
No Further ActionEtna, WY
Star Valley Cheese Co-op
No Further ActionThayne, WY
Hornets Nest
No Further ActionEvanston, WY
Maverik Country Store # 70
No Further ActionThayne, WY
Ameri-Kan
No Further ActionEvanston, WY
Roosevelt Maintenance Building
No Further ActionYellowstone Natl Park, WY
Related Guides
Property Due Diligence
How to check for underground storage tanks before buying property
Leaking Tank Risks
Health and environmental impacts of LUST releases
Cleanup Costs
What to expect for UST remediation costs
Phase I ESA Guide
Environmental site assessments for properties with USTs
Frequently Asked Questions
How many underground storage tank (UST) facilities are there in Wyoming?
Wyoming has 3,756 UST facilities. These facilities are regulated to prevent environmental contamination and ensure public safety.
How many leaking underground storage tank (LUST) release sites have been identified in Wyoming, and how many are currently active?
Wyoming has identified 1,630 LUST release sites. Of these, 345 are currently open (active) releases that require ongoing cleanup efforts to address contamination.
Which cities in Wyoming have the highest number of UST facilities and associated releases?
Casper has the most UST facilities with 409 and 145 releases. Cheyenne follows with 301 facilities and 117 releases. Rock Springs has 192 facilities and 120 releases, while Gillette has 153 facilities and 65 releases. Laramie has 142 facilities and 76 releases.