As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) HELICOPTER WAS CARRYING A LOAD ON A 130 FOOT LONG LINE FROM ONE STAGING AREA TO ANOTHER STAGING AREA. THE LOAD 1800 LBS AND LONG LINE CAME ACCIDENTLY OUT OF THE BELLY HOOK ABOUT 1.5 MILES FROM STAGING. THERE WAS NO TURBULENCE ENCOUNTERED THE ENTIRE FLIGHT. AFTER THE INCIDENT THE ACFT RETURNED TO CAMP TO INVESTIGATE THE ACCIDENTAL LOAD RELEASE.