Action News has learned she died at the Calvin Crest Camp.
The camp says 23-year-old Nadyne Qirreh was putting away a rock climbing materials Monday when she fell 30-feet through a trap door and died. Qirreh is from Vacaville in Solano County.
Parents were alerted Monday night about the accident. The sixth graders currently at the camp were sent home Tuesday morning.
Officials say their week-long camp will be rescheduled sometime later.