(a) Mass of CO₂ received.

(b) Mass of CO₂ injected into the subsurface.

(c) Mass of CO₂ produced.

(d) Mass of CO₂ emitted by surface leakage.

(e) Mass of CO₂ emissions from equipment leaks and vented emissions of CO₂ from surface equipment located between the injection flow meter and the injection wellhead.

(f) Mass of CO₂ emissions from equipment leaks and vented emissions of CO₂ from surface equipment located between the production flow meter and the production wellhead.

(g) Mass of CO₂ sequestered in subsurface geologic formations.

(h) Cumulative mass of CO₂ reported as sequestered in subsurface geologic formations in all years since the facility became subject to reporting requirements under this subpart.