Tri-State Generation & Transmission Association Inc is an active interstate carrier based in Westminster, CO.
No insurance filings on record.
View on FMCSA L&I| Vehicle Type | Owned | Term Leased | Trip Leased |
|---|---|---|---|
| Straight Trucks | 290 | 0 | 0 |
| Tractors | 5 | 0 | 0 |
| Trailers | 298 | 0 | 0 |
| Total Power Units | 295 | ||
Distinct vehicles · 24 mo
vs 295 self-reported (MCS-150)
Top makes
Registered in
Higher values = more violations. 0 = clean record.
| Category | Insp w/ Viol |
|---|
| Category | vs. Cohort | vs. State | Reading |
|---|---|---|---|
| Unsafe Driving | 75% | 95% | Worse than most peers |
| HOS Compliance | 0% | 0% | Better than most peers |
| Driver Fitness | 0% | 0% | Better than most peers |
| Controlled Substances | 0% | 0% | Better than most peers |
| Vehicle Maintenance | 45% | 87% | Around peer average |
Lower percentile = lower SMS measure = stronger safety record. Computed nightly across active carriers in the same state and fleet-size band.
| Type | Inspections | OOS | OOS % | Nat'l Avg |
|---|---|---|---|---|
| Driver | 0 | 0 | — | 6.67% |
| Vehicle | 0 | 0 | — | 22.26% |
| Hazmat | 0 | 0 | — |
| Period | Fatalities | Injuries | Tow-away | Total |
|---|---|---|---|---|
| No crashes recorded | 0 | 0 | 0 | 0 |
Most-cited violation codes
| BASIC Category | Total | Severe | OOS |
|---|---|---|---|
| Unsafe Driving | 3 | 1 | 0 |
| Date | State | Vehicle | Violations | OOS |
|---|---|---|---|---|
| Mar 10, 2026 | CO | TRUCK TRACTOR | 0 | 0 |
| Nov 12, 2025 | NE | TRUCK TRACTOR | 0 | 0 |
| Sep 11, 2025 | CO | STRAIGHT TRUCK | 0 | 0 |
| Aug 28, 2025 | NM | TRUCK TRACTOR | 0 | 0 |
| Aug 7, 2025 | CO |
| Measure |
|---|
| Alert |
|---|
| Unsafe Driving | 3 | 0.09 | — |
| HOS Compliance | 0 | 0.00 | — |
| Vehicle Maintenance | 2 | 0.87 | — |
| Driver Fitness | 0 | 0.00 | — |
| Controlled Substances | 0 | 0.00 | — |
| 4.44% |
Where they run
Inspected in 4 states. Top state CO accounts for 67% of activity. Activity outside home state (CO): 33%.
| Vehicle Maintenance |
| 2 |
| 1 |
| 1 |
| STRAIGHT TRUCK |
| 0 |
| 0 |
| Jul 30, 2025 | CO | STRAIGHT TRUCK | 1 | 0 |
| Jun 24, 2025 | NE | STRAIGHT TRUCK | 1 | 0 |
| Feb 24, 2025 | CO | STRAIGHT TRUCK | 1 | 0 |
| Feb 21, 2025 | NM | STRAIGHT TRUCK | 0 | 0 |
| Oct 31, 2024 | CO | STRAIGHT TRUCK | 0 | 0 |
| Date | Code | Description | BASIC | OOS |
|---|---|---|---|---|
| Jul 30, 2025 | 3922INAT | Driver- Inattentive or Distracted Driving | Unsafe Driving | — |
| Jun 24, 2025 | 3922SLLS2 | State/Local Laws - Speeding 6-10 miles per hour over the speed limit | Unsafe Driving | — |
| Feb 24, 2025 | 3922SLLS4 | State/Local Laws - Speeding 15 or more miles per hour over the speed limit | Unsafe Driving | — |
| Aug 21, 2024 | 39345B2UV | Brake Hose or Tubing Chafing and/or Kinking Under Vehicle | Vehicle Maintenance | — |
| Jul 23, 2024 | 39375A | Flat tire or fabric exposed | Vehicle Maintenance | Yes |