By CBS3 Staff

EDDYSTONE, Pa. (CBS) — Chopper 3 was over a cargo ship at Penn Terminals in Eddystone. A U.S. Customs and Border Protection spokesperson says during an enforcement on Monday afternoon, officers discovered five stowaways.

READ MORE: 2 Off-Duty Philadelphia Police Officers Robbed At Gunpoint In Oxford Circle

The agency says they tried to get away and jumped into the water.

READ MORE: Police: Man Shot Multiple Times, Killed In Philadelphia's Kensington Neighborhood

The group was found, given medical treatment and detained.

Delaware County officials say the individuals’ immigration status is unknown at this time.

MORE NEWS: EXCLUSIVE VIDEO: Center City Hit-And-Run Leaves Woman In Critical Condition, Police Say

Stay with for updates to this developing story.