Chemical Spillages (North Sea) Mr. Malcolm Bruce To ask the Secretary of State for Energy how many complaints there have been regarding spillages or discharges of chemicals from North sea oil and gas installations over the last five years. Mr. Peter Morrison There have been no complaints concerning spillages or discharges of chemicals from North Sea oil and gas installations over the last five years.However, following the Piper Alpha incident, several queries were received concerning the PCBs present in equipment on the installation. Mr. Malcolm Bruce To ask the Secretary of State for Energy how many prosecutions there have been for the spillage or discharge of chemicals from North sea oil and gas installations over the last five years. Mr. Peter Morrison There have been no prosecutions for spillage or discharge of chemicals from North sea oil and gas installations over the last five years.