USDOT 180139

Tri-state Generation & Transmission Association Inc — compliance record

The full vetting file: federal registrations, authority history, insurance, inspections, record changes, and recent coverage — the checks a broker or shipper runs, in one place.

Federal identity

Registration snapshot

Legal name

Tri-state Generation & Transmission Association Inc

DBA

Entity type

Carrier

Physical address

1100 W 116th Ave, Westminster, CO 80234

Phone

(303) 254-3153

Power units

295

Drivers

180

First on record

Last MCS-150 filing

Hazmat flag

No

Operating authority

Dockets & filings

No L&I dockets on file for this DOT number.

Safety record

Inspection history

2026: 32025: 82024: 102023: 11
Level I — Full: 18Level III — Driver-only: 7Level II — Walk-around: 7
DateStateLevel
Jun 10, 2026COLevel I — Full
May 21, 2026COLevel I — Full
Mar 10, 2026COLevel II — Walk-around
Nov 12, 2025NELevel III — Driver-only
Sep 11, 2025COLevel I — Full
Aug 28, 2025NMLevel I — Full
Aug 7, 2025COLevel III — Driver-only
Jul 30, 2025COLevel III — Driver-only
Jun 24, 2025NELevel III — Driver-only
Feb 24, 2025COLevel III — Driver-only
Feb 21, 2025NMLevel II — Walk-around
Oct 31, 2024COLevel III — Driver-only
Oct 9, 2024COLevel II — Walk-around
Aug 21, 2024WYLevel I — Full
Jul 24, 2024COLevel II — Walk-around
Jul 23, 2024NMLevel II — Walk-around
Jul 15, 2024COLevel I — Full
Jul 2, 2024COLevel II — Walk-around
Jun 28, 2024COLevel II — Walk-around
May 16, 2024COLevel I — Full
Jan 4, 2024NMLevel I — Full
Nov 7, 2023COLevel I — Full
Nov 7, 2023COLevel I — Full
Sep 7, 2023NELevel I — Full
Aug 28, 2023WYLevel I — Full
Aug 16, 2023COLevel I — Full
Aug 16, 2023COLevel I — Full
Jul 27, 2023COLevel I — Full
Jul 27, 2023NMLevel I — Full
Jul 26, 2023COLevel I — Full
Jul 18, 2023NMLevel I — Full
Jul 14, 2023COLevel III — Driver-only

Most recent 32 of 32 inspections on file.

Activity log

Record changes

TenFour re-syncs the federal record daily and logs every field that changes — address moves, fleet-size jumps, authority flips. Sudden changes are a classic fraud tell.

No changes recorded since TenFour began tracking this company.

In the news

Recent coverage

No recent news coverage found for "Tri-state Generation & Transmission Association Inc" — for most small carriers, no news is good news.

Via Google News — headlines may include similarly-named companies; verify before acting.

Vetting toolkit

Verify it yourself

Sources: FMCSA Motor Carrier Census, Licensing & Insurance, inspection and revocation files at data.transportation.gov (synced daily by TenFour), plus Google News. This page is a research aid, not a safety rating; records shown as published. TenFour is not affiliated with FMCSA.