Thousands are without power across western South Dakota and Wyoming. Casper, Wyoming, is heavily impacted with nearly 55,000 ...

The disruption began after two major 500-kilovolt transmission lines near Medicine Bow tripped, triggering an abnormal ...

A massive power outage has left most of the northeast corner of Wyoming in the dark, along with areas in Montana and South Dakota. Nearly 84,000 ...

A large power outage left Sheridanites and other Wyoming communities without electricity for most of the afternoon Thursday.

The outage, reported shortly after 12:45 pm local time, is affecting much of the city along with surrounding communities ...

"This was a utilities operation outside of our system, so not aware of anything related to, you know, any acts of the sun or ...

A massive power outage affected over 84,000 customers across Wyoming, Montana, and South Dakota on Thursday, amid unconfirmed ...

Preliminary reports indicate main transmission lines are now working, but crews need more time to bring distribution lines back, Ludikhuize said.

Up to 95,000 customers experienced a massive power outage on Thursday afternoon, sweeping across central and north-eastern ...

A multistate power outage Thursday left as many as 95,000 customers in Wyoming without electricity, according to some reports, and may have caused a fire at t ...

RAPID CITY, S.D. (KOTA) – Utility companies continue the work to restore power to people following an outage that affected ...

Residents in neighborhoods west of Cheyenne got five hours' notice Monday afternoon of an emergency power shut-off. Black ...