Figure 1: 30 TAC 106.512(6)(A)
NO
x
Emission Rate (Q)
Device
g/hp-hr
NO
2
/NO
x
Ratio
IC Engine
Less than 2.0
0.4
IC Engine
2.0 thru 10.0
0.15 + (0.5/Q)
IC Engine
Greater than 10.0
0.2
Turbines
0.25
IC Engine with catalytic converter
0.85