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WISCONSIN POWER AND LIGHT COMPANY

USDOT 166001 · status active · 7 pass / 0 fail / 2 unknown

What this page is. A rendering of FMCSA public records on a stated date. Not a safety rating, credit score, or recommendation. Source: Company Census File (az4n-8mr2, updated 2026-10-21, sha256 73d4c5901abe8cdb…).

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Identity

Legal nameWISCONSIN POWER AND LIGHT COMPANY
Company Census File
DBAALLIANT ENERGY
Company Census File
MC number—
Company Census File
Registration statusA
Company Census File
Operation typeA
Company Census File
Registered since1974-06-01
Company Census File

Contact

Phone6084584210
Company Census File
Emailmichaeltennessen@alliantenergy.com
Company Census File
Officer 1DAVID DE LEON
Company Census File
Officer 2JEFF KNIER
Company Census File

Address

Street8000 CHAVENELLE ROAD
Company Census File
CityDUBUQUE
Company Census File
StateIA
Company Census File
ZIP52002-9670
Company Census File
CountryUS
Company Census File

Fleet (self-reported on MCS-150)

Truck units604
Company Census File
Power units604
Company Census File
Drivers344
Company Census File
CDL drivers344
Company Census File
Intrastate drivers139
Company Census File
Last MCS-150 filing2026-02-02
Company Census File

Related carriers

No other active carrier shares this carrier's officer and address in the public record.

Safety history

Counts from FMCSA inspection and crash records, all history on file. Not a safety rating; FMCSA assigns ratings only after an on-site review.

Inspections20
driver 3 · vehicle 5
Out-of-service5 (25.0% of inspections)
driver 0 · vehicle 5
Violations27
Inspection span2023-10-30 – 2026-08-12
Crashes46
fatal 2 · injury 13 · tow-away 46
Crash span1993-07-26 – 2025-03-30

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