NORRISTOWN, Pa. -

The Montgomery County district attorney's office is reporting that overdoses in the county are up 138 percent from 2015.

According to the Montgomery County detective bureau, there were 260 overdoses through July 24, 2016, with 85 deaths. In comparison, there were 187 recorded overdoses with 71 deaths in all of 2015.

The DA's office said, while the overdoses were caused by all kinds of drugs, the majority were from heroin and opioids.

Thirty-three out of 49 of the county's police departments are carrying the overdose-reversal drug naloxone. The DA's office said it supplies the naloxone to the departments for free.

District Attorney Kevin Steele said he would like to see every police department in the county carry naloxone.