30 C.F.R. § 250.121 What happens when the reservoir contains both original gas in place and injected gas?
Title 30 - Mineral Resources
If the reservoir contains both original gas in place and injected gas, when you produce gas from the reservoir you must use an MMS-approved formula to determine the amounts of injected or stored gas and gas original to the reservoir.
Title 30: Mineral Resources
PART 250—OIL AND GAS AND SULPHUR OPERATIONS IN THE OUTER CONTINENTAL SHELF
Subpart A—General
Performance Standards
§ 250.121 What happens when the reservoir contains both original gas in place and injected gas?