MIDLAND COUNTY - An oil field explosion in southwest Midland County Monday afternoon shook the ground and sent black smoke billowing into the air.
NewsWest Nine was told the explosion happened around 1:30, and involved a "frac tank" at a pulling unit.
Investigators don't know what ignited the blast.
It may have looked scary, but they say no one was hurt.
Several different companies were working on the site at the time.
The unit is located just west of 1788, on Highway 1787.