Power Outages in Cook County, Illinois
Cook County, Illinois Power Outage Summary
As of 2:30 AM ET on 07/31/2026, 9,160 of 2,406,126 tracked electric customers (0.38%) in Cook County, Illinois are without power. Cook County is served by 1 tracked utility provider.
- Customers without power
- 9,160
- Customers tracked
- 2,406,126
- Share without power
- 0.38%
- Serving utilities
- 1
Utility providers serving Cook County
| Name | Customers out | Customers tracked |
|---|---|---|
| Commonwealth Edison Company | 9,160 | 2,406,126 |
View all Illinois power outages
Outage data is collected directly from utility providers and refreshed approximately every 15 minutes. Last updated 2:30 AM ET on 07/31/2026.
Power Restoration
Most Cook County outages are restored within a few hours once crews are dispatched. Widespread storm outages can take a day or longer. For a live estimate, find your utility below and report your outage to get area-specific updates.
Power Outage FAQ
- Is there a power outage in Cook County, Illinois right now?
- As of 2:30 AM ET on 07/31/2026, 9,160 customers are without power in Cook County, Illinois across 1 tracked utilities. The live map above shows affected areas.
- How do I report a power outage in Cook County, Illinois?
- Contact your utility directly. Find your provider in the list above for its outage reporting phone number and link.
- How long do power outages usually last in Cook County, Illinois?
- Most are restored within a few hours. Major storms can extend restoration to a day or longer.
- Why is my power out?
- Common causes are storms, high winds, equipment faults, and planned maintenance. Your utility lists the cause when it is known.
- How can I check outages near me?
- Use the live map above, or select your utility or county below for a closer view of current outages.
Outage Safety & Prep Tips
- Report the outage to your utility so crews know your address is affected.
- Keep refrigerator and freezer doors closed; food stays safe for about 4 hours.
- Unplug sensitive electronics to protect them from surges when power returns.
- Never run a generator indoors or in a garage. Keep it outside, away from windows.
- If you rely on powered medical equipment, contact your utility about its medical priority program.