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Outage Causes

Keeping the lights on.

Find out what causes power outages, how service is restored and how Alliant Energy is working to prevent future blackouts.

On average, Alliant Energy customers have electric service more than 99.9% of the time. That is among the highest reliability rates in the industry.

• Outages are uncommon, but there are some common reasons why they occur.
• Find out about power blinks, and how they prevent more serious power outages.
• Learn how to protect yourself and your home electronics from power surges.