HEATER TREATERS AND FLASH GAS
January 11, 2021
Heater treaters can be significant sources of “flash gas” from oil and gas production facilities. Flash gas is natural gas that is released from a wellstream when the liquid undergoes… Read more
OIL AND GAS VENTING EMISSIONS
January 10, 2021
Oil and gas production processes result in the venting of a portion of the produced natural gas. Vent gas management is a continuing issue for oil and gas operators. Companies… Read more
ENCLOSED VAPOR COMBUSTORS UNITS AND AIR QUALITY REGULATIONS Enclosed combustion units (ECD) also called enclosed combustion devices or enclosed flares are widely used in oil and gas operations to control… Read more
TEN THINGS TO KNOW FOR VAPOR RECOVERY SYSTEM SELECTION
January 7, 2021
Volume of gas to be recovered The gas to be recovered can be referred to as the suction gas to the VRU. This includes data on the cyclical flowrate of the… Read more
FREQUENTLY ASKED QUESTIONS ABOUT VAPOR RECOVERY UNITS (VRUS)
January 6, 2021
What is a VRU? A VRU, or vapor recovery unit, is a compression system used to collect and compress low volume gas streams for injection into the suction of a larger… Read more
GLYCOL DEHYDRATION PROCESS AND EMISSION CONTROLS Process Description To meet pipeline specifications, operators are often required to dehydrate their produced natural gas that is saturated with water vapor. Water vapor… Read more
IDENTIFY, QUANTIFY AND RECTIFY (IQR) VENTING AND LEAKS
January 3, 2021
Federal and State regulatory rules require oil and gas (O&G) operators to reduce natural gas venting and leaks from their operations. NSPS OOOO has standards for VOC emissions from storage tanks, compressor… Read more
USE ENFORCEABLE LIMITS TO AVOID NSPS OOOOA FOR STORAGE TANKS
January 2, 2021
Operators use enforceable limits in air permits to avoid triggering NSPS OOOOa applicability for crude oil, condensate and produced water storage tanks. To obtain an enforceable limit, the limits must… Read more
For oilfield storage tanks, NSPS OOOO and OOOOa have similar requirements regarding applicability, emission limitations, recordkeeping and reporting requirements. Some exceptions for storage tanks are different applicability dates for the… Read more
There is a continuing focus by regulators on the tightening of the regulation of vent gas (VOCs, methane) from oil and gas operations. These regulations place a large liability on… Read more