A Baltimore County woman has pleaded guilty Tuesday for conspiring to attack and destroy Baltimore region’s power grid last year.

Sarah Beth Clendaniel, from Catonsville, pleaded guilty to conspiring to damage or destroy electrical facilities and to being a felon in possession of a firearm, according to the Maryland Department of Justice.

She is now facing a maximum of 20 years in prison on the conspiracy charge and 15 years on the felony charge, followed up to a lifetime of supervised release for the conspiracy charge.