{"as_of":"2026-10-09","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Flies","items":[{"count":3,"name":"Robinson R44","note":"","unit":"on the certificate","url":"https://eflight.com/models/robinson/r44"},{"count":2,"name":"Robinson R66","note":"","unit":"on the certificate","url":"https://eflight.com/models/robinson/r66"},{"count":1,"name":"Bell 206 JetRanger and LongRanger","note":"","unit":"on the certificate","url":"https://eflight.com/models/bell/206"},{"count":1,"name":"Bell 407","note":"","unit":"on the certificate","url":"https://eflight.com/models/bell/407"},{"count":5,"name":"Robinson Helicopter","note":"","unit":"on the certificate","url":"https://eflight.com/makers/robinson-helicopter"},{"count":2,"name":"Bell","note":"","unit":"on the certificate","url":"https://eflight.com/makers/bell"}],"relation":"flies"},{"group":"Where","items":[{"count":null,"name":"Rapid City, SD","note":"where most of the aircraft on its certificate are registered","unit":"","url":""},{"count":null,"name":"Rapid City Regional","note":"RAP","unit":"","url":"https://eflight.com/airports/RAP"},{"count":2272,"name":"South Dakota","note":"","unit":"aircraft registered","url":"https://eflight.com/states/SD"}],"relation":"based in"},{"group":"Certificates and records","items":[{"count":7,"name":"FAA charter and air-taxi certificate","note":"designator 4BHA","unit":"aircraft listed","url":""}],"relation":"holds"},{"group":"Aircraft","items":[{"count":null,"name":"N382SP","note":"Bell 206B","unit":"","url":"https://eflight.com/aircraft/N382SP"},{"count":null,"name":"N407TF","note":"Bell 407","unit":"","url":"https://eflight.com/aircraft/N407TF"},{"count":null,"name":"N344BH","note":"Robinson Helicopter R44 II","unit":"","url":"https://eflight.com/aircraft/N344BH"},{"count":null,"name":"N844BH","note":"Robinson Helicopter R44 II","unit":"","url":"https://eflight.com/aircraft/N844BH"},{"count":null,"name":"N944BH","note":"Robinson Helicopter R44 II","unit":"","url":"https://eflight.com/aircraft/N944BH"},{"count":null,"name":"N23UP","note":"Robinson Helicopter R66","unit":"","url":"https://eflight.com/aircraft/N23UP"},{"count":null,"name":"All 7 aircraft on the certificate","note":"","unit":"","url":"https://eflight.com/operators/black-hills-helicopters-and-charters-inc#aircraft"}],"relation":"lists on its certificate"}],"graph":"https://eflight.com/graph","graph_index":"https://eflight.com/graph/index.json","license":"https://creativecommons.org/licenses/by/4.0/","node":{"aircraft_listed":7,"base_city":"Rapid City","base_state":"SD","callsign":null,"certificate":"135","code":null,"designator":"4BHA","dot_authority":null,"id":"black-hills-helicopters-and-charters-inc","name":"Black Hills Helicopters and Charters, INC.","type":"operator","url":"https://eflight.com/operators/black-hills-helicopters-and-charters-inc"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}