True Vertical Depth (TVD) is the straight-line measurement from the surface to the target point of a wellbore. It represents the vertical distance, excluding...
Author - Nathan Tarrant
Nathan has worked in financial services and strategic financial and investment growth for over 30 years. He was the founder and COO of a Queen’s Award-winning financial services company based in the UK, and a capital investment company specializing in oil and gas investments, based in Virginia, USA.
He served as a financial and alternative investment advisor to delegates of the UN, World Health Organization, and senior executives of Fortune 500 companies in Geneva, Switzerland, following the 2008 financial crash.
Today, he specializes in alternative investments—researching niche asset classes, publishing investor-focused insights, and supporting capital-raising efforts for select investment providers through strategic content and market positioning.
Measured Depth (MD) is the total length of the wellbore drilled, following its actual path, including any deviations or curves. It differs from true vertical...
A Blowout Preventer (BOP) is a critical safety device in oil and gas drilling that prevents uncontrolled release of oil, gas, or drilling fluids. It seals the...
A Bottom Hole Assembly (BHA) is the lower portion of a drill string in oil and gas operations. It includes tools like the drill bit, stabilizers, and...
BOEPD stands for Barrels of Oil Equivalent Per Day, a measurement combining oil, natural gas, and other hydrocarbons into a single unit. It standardizes...
BCF stands for Billion Cubic Feet, a unit of measurement used to quantify large volumes of natural gas. It is commonly applied in calculating reserves...
MMCF stands for Million Cubic Feet, a standard unit of measurement for natural gas volume. It is commonly used to quantify production, reserves, or...
BOPD stands for Barrels of Oil Per Day, a standard unit of measurement for oil production or output. It quantifies the daily volume of crude oil produced by a...
A Limited Liability Company (LLC) is a business structure that combines the liability protection of a corporation with the tax flexibility of a partnership...
Lease Operating Expenses (LOEs) are the costs incurred during the day-to-day operations of producing oil and gas wells. These expenses include labor...



