Between September 24th, 2014 and April 21st, 2015, CGG Airborne Survey (Pty) Ltd. conducted a GENESIS airborne electromagnetic, magnetic and radiometric survey on behalf of the Geological Survey of Ireland, over the Tellus North Midlands area in Ireland. The survey consisted of one area, flown in 123 flights. Total coverage of the survey area amounted to 32,141 line kilometres. The survey was flown using two Cessna 208B aircraft, registration VH-ZKB (previously ZS-FSA) and VH-ZKG (previously ZS-SSA) owned and operated by CGG. This report summarises the procedures and equipment used by CGG in the acquisition, verification and processing of the airborne geophysical data.