Power Outages in Dewey County, South Dakota
Dewey County, South Dakota Power Outage Summary
No major outages currently reported in Dewey County, South Dakota. As of September 18, 2026 at 12:01 AM ET, 0 of 2,485 tracked electric customers in Dewey County, South Dakota are without power. Dewey County is served by 3 tracked utility providers.
Customers Out
0
Customers Served
2,485
Share Without Power
0.00%
Serving Utilities
3
Utility Providers Serving Dewey County
Customers Out %Customers Out- 1Moreau-Grand Electric Coop2,114 Served0.00%0
- 2South Dakota REA371 Served0.00%0
- 3Black Hills Electric Coop0 ServedN/AData Unavailable — last reading April 23, 2026 at 8:33 AM ET
More South Dakota Counties
Outage data is collected directly from utility providers and refreshed approximately every 10 minutes. Last updated: September 18, 2026 at 12:01 AM ET