Two Monroe Twp. residents were arrested Friday night afteallegedly operating a meth lab.

Robert Riley, 41, and Stephanie Hearnsberger, 33, both of 2032 Rt. 29 South, were charged with possession with intent to deliver, endangering the welfare of a child and related charges.

State Police went to their home on Friday after receiving a tip about marijuana being grown there.

According to court documents, when they arrived, the officers saw Riley run to the rear of the residence and pick up something from a barbecue grill which he threw into the woods.

Police discovered a clear Gatorade bottle containing solids and liquids which were bubbling.

The state police Clandestine Laboratory Response Team was dispatched.

The police identified the Gatorade bottle as a “one pot” methamphetamine lab that was currently actively cooking.

After a search, Police uncovered items used in the manufacture of methamphetamine and noted that the ‘one pot’ process “consists of mixing several chemicals which are water reactive and flammable together inside a closed container making a volatile combination that could result in the explosion of said container causing bodily harm to any person in the area.”

The police noted that not only was Riley looking after a 2-year-old in Hearnsberger’s custody, but where the materials were being cooked was actually within 1,000 feet of the school zone that includes Evans Falls Elementary School in the Tunkhannock Area School District.

Riley faces nine felony drug manufacture charges in addition to operating a methamphetamine lab near

a school or playground, causing catastrophe, and endangering the welfare of children.

Riley is in the Wyoming County jail in lieu of $100,000 bail.

Hearnsberger faces three felony drug manufacture charges as well as one count of endangering the welfare of a child. She was in the Wyoming County Jail in lieu of $50,000 bail, but posted bail on Monday.

The boy was placed in protective care as a result of the investigation.

Both Riley and Hearnsberger are schedued for a preliminary hearing before Magsterial District Judge Carl Smith on Wednesday.