Homeland Security investigators removed the marijuana after the discovery Thursday, the Los Angeles Times said.
Authorities were also developing a plan to remove the boat, fuel and motor, the Times reported.
Officials said they are continuing to search for suspects, and it's not clear if anyone was hurt in the crash.
Base personnel were told to avoid the area.
Aaron Carter is still in love with Hilary Duff
Millions of Getty images now available for free via embed tool