OROVILLE, Wash. -- Two people from Oroville, Washington are in the Okanogan County jail on meth possession charges following a raid Monday morning.

Investigators began looking at 51-year-old John McAlpine and 21-year-old Ashley Farrar when Farrar took her two-year-old son to the hospital with chemical burns.  Doctors say the toddler ingested some type of chemical that had caused burning to his skin, in and around his mouth and internally.

The boy has been airlifted to Sacred Heart Hospital in Spokane where he was placed into the pediatric intensive care unit.Tests show the chemical the boy drank was a double alkali, Sodium Hydroxide and Potassium Hydroxide, which is commonly used in the manufacturing of methamphetamine. Tests also found methamphetamine in boy’s blood. 

Farrar has a previous conviction of Delivery of Methamphetamine, Possession with Intent to Manufacture Methamphetamine and with Possession with Intent to Manufacture Marijuana.

Child Protective Services is now involved in the case.