Alliant Energy Safety Record
DOT# 751794 · Dubuque, IA 52002-9670 · 6084584210
Legal name: Interstate Power & Light
Excellent safety record — scored 12/100 (lower is better). This carrier has one of the best inspection records on file.
Last inspected 02/17/2026
Safety Score Breakdown · 12/100 points
Lower scores are better. How is this calculated?
According to FMCSA records, Alliant Energy (DOT# 751794) in Dubuque, Iowa has 35 inspections on record with 43 violations and a 11.4% vehicle out-of-service rate and 1 crash. Safety grade: A (excellent safety record).
Out-of-Service Rates vs. National Average
An out-of-service (OOS) violation means a vehicle or driver was found unsafe to operate during a roadside inspection and was prohibited from continuing until the issue was corrected.
Violation Categories · 43 total violations
FMCSA groups violations into Behavioral Analysis and Safety Improvement Categories (BASICs). Each violation found during a roadside inspection is classified into a category that reflects the type of safety risk.
Inspection History · 35 records
FMCSA inspections range from Level 1 (full vehicle and driver examination) to Level 6 (enhanced motorcoach inspection). Level 1 is the most thorough; Levels 2 and 3 are walk-around and driver-only checks.
| Date | State | Veh OOS | Drv OOS |
|---|---|---|---|
| 02/17/2026 | IA | 0 | 0 |
| 11/03/2025 | IA | 0 | 0 |
| 08/26/2025 | IA | 1 | 0 |
| 08/07/2025 | IA | 2 | 0 |
| 06/17/2025 | IA | 0 | 0 |
| 06/11/2025 | IA | 0 | 0 |
| 05/30/2025 | IA | 0 | 0 |
| 05/27/2025 | IA | 0 | 1 |
| 04/16/2025 | IA | 0 | 1 |
| 03/21/2025 | IA | 0 | 0 |
Crash History · 1 record
| Date | State | Fatalities | Injuries | Tow-Aways |
|---|---|---|---|---|
| 24-MAY-24 | IA | 0 | 0 | 0 |
Fleet Profile
Power units include trucks, tractors, and other commercial motor vehicles registered to the carrier. Driver count reflects the total number of drivers reported on the carrier's MCS-150 filing.