Tri-state Generation & Transmission Association Inc
Westminster, CO · Interstate
Motor Carrier
✓ Registered fleet operator
295
Power units
180
Drivers
1952
In business since
32
Roadside inspections
Services
What we move
As advertised on tristategt.org
Derived from federal registrations. Claim this page to list your exact equipment and lanes.
Fleet & safety
The operation
Fleet photos from tristategt.org
32
Inspections
Jun 10, 2026
Most recent
Jul 14, 2023
Earliest on file
| Date | State | Level |
|---|---|---|
| Jun 10, 2026 | CO | Level I — Full |
| May 21, 2026 | CO | Level I — Full |
| Mar 10, 2026 | CO | Level II — Walk-around |
| Nov 12, 2025 | NE | Level III — Driver-only |
| Sep 11, 2025 | CO | Level I — Full |
About
Who we are
Tri-state Generation & Transmission Association Inc is an interstate motor carrier based in Westminster, CO.
“As a wholesale power supplier to our members, of electric utilities across rural Colorado, Nebraska, New Mexico and Wyoming, we have a fleet of electric resources. They include natural gas, wind and solar facilities. We also own and operate nearly 6,000 miles of transmission line to move that power.”— in their own words, from tristategt.org
Auto-written from federal records. Claim this page to tell your own story and add your team.
Contact
Work with Tri-state Generation & Transmission Association Inc
Address
1100 W 116th Ave
Westminster, CO 80234
Phone
(303) 254-3153
TR•••@T•••.ORG
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