ROCK VALLEY, Iowa ( KCAU) — The Sioux City Hazmat Response Team was sent to the scene of an explosion near Rock Valley on ...

ROCK VALLEY, Iowa (KTIV) - Personnel from Sioux City were sent north to Sioux County, Iowa, for a hazmat call Tuesday morning ...

Emergency responders, including a hazardous materials response crew from Sioux City have been sent to a scene near Rock ...

In a First Alert Update, the Rock Valley Fire Department has responded to an explosion seven miles west of Rock Valley.

KTIV Afternoon Boost: KTIV's Katie Copple and Adriane Stamer go over the trending stories in the U.S., followed by a look at ...