What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
See helicopter report atqa #AAL0322002 for additional details.
On October 10, 2021 at approximately 1320 AKDT, a dji air 2S drone with an FAA registration number: privacy data omitted serial number privacy data omitted, operated by privacy data omitted, took off from a location on the shore of a body of water known locally as "glacier lake". The drone operator was a customer of an atv tour company at the knik glacier. The motor tour group stopped at a known stopping location for customers to take photos and eat. The drone operator launched the drone from a location at the bottom of a 50 foot bluff next to the water for the purposes of taking pictures and video of a family event. After takeoff, the drone operator climbed the drone to 94 feet AGL and flew the drone over the water about 200 feet to the south. At 1 minute into the flight, the drone was at 86.9 feet AGL and 194 feet from the take-off point moving towards the operator. A helicopter flew over a bluff from behind and to the left the drone operator. The helicopter executed a right approximately 180 degree turn over the water at 80 feet AGL. About half way through the turn the drone impacted the leading edge of the helicopter main rotor blade. The drone was distroyed and the vehicle parts were lost in the lake.
As the FAA filed it
SEE HELICOPTER REPORT ATQA #AAL0322002 FOR ADDITIONAL DETAILS.
ON OCTOBER 10, 2021 AT APPROXIMATELY 1320 AKDT, A DJI AIR 2S DRONE WITH AN FAA REGISTRATION NUMBER: ^PRIVACY DATA OMITTED^ SERIAL NUMBER ^PRIVACY DATA OMITTED^, OPERATED BY ^PRIVACY DATA OMITTED^, TOOK OFF FROM A LOCATION ON THE SHORE OF A BODY OF WATER KNOWN LOCALLY AS "GLACIER LAKE". THE DRONE OPERATOR WAS A CUSTOMER OF AN ATV TOUR COMPANY AT THE KNIK GLACIER. THE MOTOR TOUR GROUP STOPPED AT A KNOWN STOPPING LOCATION FOR CUSTOMERS TO TAKE PHOTOS AND EAT. THE DRONE OPERATOR LAUNCHED THE DRONE FROM A LOCATION AT THE BOTTOM OF A 50 FOOT BLUFF NEXT TO THE WATER FOR THE PURPOSES OF TAKING PICTURES AND VIDEO OF A FAMILY EVENT. AFTER TAKEOFF, THE DRONE OPERATOR CLIMBED THE DRONE TO 94 FEET AGL AND FLEW THE DRONE OVER THE WATER ABOUT 200 FEET TO THE SOUTH. AT 1 MINUTE INTO THE FLIGHT, THE DRONE WAS AT 86.9 FEET AGL AND 194 FEET FROM THE TAKE-OFF POINT MOVING TOWARDS THE OPERATOR. A HELICOPTER FLEW OVER A BLUFF FROM BEHIND AND TO THE LEFT THE DRONE OPERATOR. THE HELICOPTER EXECUTED A RIGHT APPROXIMATELY 180 DEGREE TURN OVER THE WATER AT 80 FEET AGL. ABOUT HALF WAY THROUGH THE TURN THE DRONE IMPACTED THE LEADING EDGE OF THE HELICOPTER MAIN ROTOR BLADE. THE DRONE WAS DISTROYED AND THE VEHICLE PARTS WERE LOST IN THE LAKE.