VCVioCodes
Carrier Vetting Report
Generated Sep 22, 2026
viocodes.yuriance.net
NORTHWESTERN CORPORATION
USDOT 410856 · EIN 46-0172280
11 EAST PARK STREET, BUTTE, MT, 59701
(406) 497-2121 · BRANDI LAMMI
98
Low risk
Risk factors
1 crash in the last 24 months
Snapshot
Operating authority
—
Liability insurance
No active filing
Safety rating
Not rated
Power units / drivers
841 / 1186
Inspections / CSA pts (24mo)
54 / 299
Crashes (24 mo)
1
Roadside inspection performance
Vehicle OOS rate17.8% · nat 22%
Driver OOS rate5.5% · nat 6.7%
CSA breakdown — violations by BASIC
Vehicle Maintenance243 pts
Driver Fitness56 pts
Other7 pts
Top cited violations (by CSA points)
| Code | BASIC | Count | OOS | CSA pts |
|---|---|---|---|---|
| 383.23A2-LCDLN | Driver Fitness | 3 | 3 | 50 |
| 393.9A-LRLI | Vehicle Maintenance | 3 | 48 | |
| 393.75A3-TAOL | Vehicle Maintenance | 1 | 1 | 30 |
| 393.95A1 | Vehicle Maintenance | 5 | 22 | |
| 393.43D-B | Vehicle Maintenance | 1 | 1 | 18 |
| 393.45D-BAAL | Vehicle Maintenance | 1 | 1 | 18 |
| 393.43DBMA | Vehicle Maintenance | 1 | 1 | 18 |
| 393.11A1-LCHL | Vehicle Maintenance | 2 | 18 | |
| 393.207F-SDAS | Vehicle Maintenance | 1 | 1 | 18 |
| 392.9A2-C | Vehicle Maintenance | 1 | 1 | 9 |
Most inspected states
MT54
Next monthly SMS run — projection
| BASIC | Official (Sep 2026) | Projected | Est. %ile | Trend |
|---|---|---|---|---|
| Unsafe Driving | 0.00 | 0.00 | ≈0–0% | steady |
| Hours-of-Service Compliance | 0.00 | 0.00 | ≈0–0% | steady |
| Driver Fitness | 0.54 | 0.55 | — | ▲ worse |
| Controlled Substances/Alcohol | 0.00 | 0.00 | ≈0–0% | steady |
| Vehicle Maintenance | 2.84 | 2.86 | ≈32–36% | ▲ worse |
Latest inspection 2026-08-28. “Projected” recomputes the SMS formula on today’s record — an estimate, not an official FMCSA figure. “Est. %ile” is a VioCodes estimate of how the carrier ranks against its peers (FMCSA marks the percentile itself “Not Public”), shown as a likely range.
Recommendations — what's driving each score
A high share of violations are occurring in Silver Bow County, MT · medium impact
• Review the inspections from Silver Bow County, MT to spot recurring issues
• Brief drivers running that lane; consider rerouting around the toughest enforcement corridors where practical
Unsafe Driving needs attention · low impact
• Review recent inspections with violations in this BASIC and take remedial action with drivers/equipment
Hours-of-Service Compliance needs attention · low impact
• Review recent inspections with violations in this BASIC and take remedial action with drivers/equipment
Controlled Substances/Alcohol needs attention · low impact
• Review recent inspections with violations in this BASIC and take remedial action with drivers/equipment
Lighting / lamps violations are the leading contributor to Vehicle Maintenance · low impact
Lighting / lamps 39% (1 OOS) · Brakes 29% (3 OOS) · Tires 12% (1 OOS)
• Walk the lights every pre-trip and carry spare bulbs/fuses; clean lenses and check the trailer plug
• Prioritize the out-of-service items — they carry the heaviest weight
Projected: could improve up to 20 pts in ~12 months if worked down.
Generated from the public inspection record. Percentiles/projections are VioCodes estimates, not official FMCSA figures.
90-day safety improvement plan
Last 90 days: 5 inspections, 5 violations, 2 OOS, 2 clean · improving.
1. Vehicle Maintenance5 viol · 2 OOS · 100%
393.9A-LRLI ×2, 393.75A3-TAOL, 393.9A-LIL
✓ Walk the lights every pre-trip and carry spare bulbs/fuses
✓ Clean lenses and check the trailer plug for corrosion
≈ 10 clean inspections would cut this BASIC ~25% (to 2.13).
Repeat offenders: 393.9A-LRLI ×2
🎓 Coach the driver & document it
FleetTrained — my companion project — turns these exact violations into branded, multilingual training videos your driver watches, with a completion certificate for the DQ file. fleettrained.com
Crash record — 1 in 24 months
| Date | Location | Fatal | Inj | Tow |
|---|---|---|---|---|
| 09/07/2026 | I-90, MT | ✓ |
Equipment — 54 vehicles seen in inspections
40 incomplete vehicle12 trailer1 truck1 other
Company profile
Officer
BRANDI LAMMI
Recordable crash rate
0.07 / MM mi
Annual mileage
15.0M mi (2024)
CDL drivers
436
Registered since
1974-06-01
Operation
Interstate
Connections — 3 carriers
Shares identifiers with 3 carriers.
| Carrier | USDOT | Link | Strength |
|---|---|---|---|
| NORTHWESTERN ENERGY PUBLIC SERVICE CORPORATION | 219835 | email, phone | strong |
Activity history (recent)
04/14/2025 — MCS-150 update filed
15.0M mi reported (2024)
06/01/1974 — Registered with FMCSA
PRIVATE PROPERTY
Generated by VioCodes from current public FMCSA data (Census, Licensing & Insurance, SMS/MCMIS, QCMobile). VioCodes is not affiliated with FMCSA. Informational only — verify current coverage and status directly before making a vetting decision. Full interactive profile at viocodes.yuriance.net/carrier/410856.