73. Every stationary combustion turbine, except a turbine referred to in the third paragraph of section 68, must have a system that continuously measures and records nitrogen oxides, carbon monoxide and oxygen in the combustion gases. In the case referred to in section 70, the system must also measure and record continuously the ammonia content in the combustion gases.
The provisions of this section relating to carbon monoxide apply to existing stationary combustion turbines with a rated electricity generating capacity less than 50 MW as of 1 January 2013.