Interruptible status - Iowa service area


Iowa electric interruptible customers:

Last updated Tuesday, July 29, 2025, at 9:00 PM

Current program status: systems normal

Alliant Energy has ended the electric interrupt for all participating Iowa and Wisconsin customers as of Tuesday, July 29, 2025, at 9:00 PM. The program returns to systems normal status. This message will be updated immediately with specific information if system conditions change. 

Iowa gas interruptible customers:

Last updated Monday, February 24, 2025, at 9:00 AM

Current program status: systems normal

The current program status is systems normal, based on the weather and system conditions. If a warning or interrupt occurs, this message will be updated immediately with specific information.

Interruptible status - Wisconsin service area


Wisconsin electric interruptible customers:

Last updated Tuesday, July 29, 2025, at 9:00 PM

Current program status: systems normal

Alliant Energy has ended the electric interrupt for all participating Iowa and Wisconsin customers as of Tuesday, July 29, 2025, at 9:00 PM. The program returns to systems normal status. This message will be updated immediately with specific information if system conditions change. 

Wisconsin gas interruptible customers:

Last updated Monday, February 24, 2025, at 9:00 AM

Current program status: systems normal

The current program status is systems normal, based on the weather and system conditions. If a warning or interrupt occurs, this message will be updated immediately with specific information. 

Interruptible hotline
Call 1-800-241-0588 and follow the prompts to select Iowa or Wisconsin service for the natural gas or electric interruptible program.
Current LMP prices
Visit the MISO website for current LMP prices. The node for the Iowa IPL service territory is ALTW.ALTW.
When can interrupts happen?
This video explains what to expect. For Iowa electric interruptible program participants.