Carrier profile · USDOT 811125 · MC-361367 · Updated Jul 18, 2026
Tri-s Environmental Services Inc
8 power unitsLocal · 1 statesELLINGTON, CT100/100
CARRIER ACTIVEMC-361367 ACTIVERATED SATISFACTORYHAZMAT
Equipment
Haulable capacity (power units only — trailers are towed context), equipment mix, and the VIN-decoded unit roster. Click any VIN to trace that unit across every carrier that has run it.
Capacity· power units = haulable capacity; trailers are towed
- Registered power units (MCS-150)
- 8
- Observed power (24 mo)
- 3
- Trailers (towed)
- 5
Capacity is power units only — trailers are towed equipment and are never summed into a fleet-size figure.
Unit roster· VIN-decoded from inspections · NHTSA vPIC
| VIN | Type | Year | Make | Model | Insp. | Last seen |
|---|---|---|---|---|---|---|
| 1XPCDP9X9VD816648View sourced platform decode | Power unit | 1997 | PETERBILT | — | 2 | Jul 27, 2026 |
| 1XKDDP0X6DJ353388View sourced platform decode | Power unit | 2013 | KW | — | 2 | Apr 6, 2026 |
| 1M9DN3926VC096809View sourced platform decode | Trailer | 1997 | MAC MANUFA | — | 1 | Jul 27, 2026 |
| 1NNZA4822SM241069View sourced platform decode | Trailer | 2025 | MONON TRAI | — | 1 | Jun 2, 2026 |
| 1H4D03439FF069202View sourced platform decode | Trailer | 2015 | FRUEHAUF | — | 1 | Apr 6, 2026 |
| 1NNZA4820YM333015View sourced platform decode | Trailer | 2000 | MONN | — | 1 | May 6, 2025 |
| 4MLT14523SB909438View sourced platform decode | Trailer | 2025 | TRLR | — | 1 | Nov 12, 2024 |
| 4V4NC9EJ5DN143719View sourced platform decode | Power unit | 2013 | VOLV | — | 1 | Nov 12, 2024 |
Showing 8 · most-inspected first.