WISCONSIN POWER AND LIGHT COMPANY
dba ALLIANT ENERGY
DUBUQUE, IA
06/01/1974
604
Power Units
344
Drivers
Current
as of today
Active · 604 power units · 344 drivers · Dubuque, IA
2026
~Feb 2026
Officer change
RANDY BAUER, TERRY KOUBA → JEFF KNIER, DAVID DE LEON
Feb 2, 2026
MCS-150 biennial update filed
Reported mileage: 6,785,862 (2025)
Reported power units: 505 → 604
Reported drivers: 369 → 344
Reported trailers: 353 → 372
2024
Jan 30, 2024
MCS-150 biennial update filed
Reported mileage: 6,104,337 (2023)
Reported power units: 544 → 505
Reported drivers: 544 → 369
Reported trailers: 353
2022
Jan 31, 2022
MCS-150 biennial update filed
Reported mileage: 5,627,926 (2019)
Reported power units: 534 → 544
Reported drivers: 534 → 544
2020
Jan 28, 2020
MCS-150 biennial update filed
Reported mileage: 5,627,926 (2019)
Reported power units: 534
Reported drivers: 534
FMCSA electronic records for this carrier begin before June 1974; the carrier may be older.