Wellbore

AAA

DEFINITION of 'Wellbore'

A wellbore is a hole that is drilled to aid in the exploration and recovery of natural resources including oil, gas or water. A wellbore is the actual hole that forms the well. A wellbore can be encased by materials such as steel and cement, or it may be uncased.

INVESTOPEDIA EXPLAINS 'Wellbore'

A wellbore provides access to the natural resources that are sought, such as oil and gas. A wellbore is typically a straight shaft that "bores" into the ground to allow the recovery of natural resources. Specialized equipment is needed to drill wellbores.

RELATED TERMS
  1. BP Oil Spill

    A 2010 oil spill that occurred in the Gulf of Mexico as a result ...
  2. Steam-Oil Ratio

    The steam-oil ratio (SOR) is a metric used to quantify the efficiency ...
  3. Crude Stockpiles

    Reserves of unrefined petroleum, measured in numbers of barrels. ...
  4. Oil Field

    A tract of land used for extracting petroleum, or crude oil, ...
  5. Oil Refinery

    An industrial plant that refines crude oil into petroleum products ...
  6. Crude Oil

    A naturally occurring, unrefined petroleum product composed of ...
Related Articles
  1. Investing Basics

    Oil: A Big Investment With Big Tax Breaks

    Oil and gas investments can provide unmatched deduction potential for accredited investors.
  2. Active Trading

    Oil And Gas Industry Primer

    Before jumping into this hot sector, learn how these companies make their money.
  3. Active Trading

    Uncovering Oil And Gas Futures

    Find out how to stay on top of data reports that could cause volatility in oil and gas markets.
  4. Investing

    The Most Expensive Oil Spills

    The only way to estimate the damage of the BP oil spill is to look at what past cleanups have cost.
  5. Active Trading

    Unearth Profits In Oil Exploration And Production

    Drill down into financial statements to tap into the right companies and let returns flow.
  6. Active Trading

    How Does Crude Oil Affect Gas Prices?

    Find out how this commodity's fluctuating price affects more than just how much you pay at the pump.
  7. Mutual Funds & ETFs

    Want to Go Long Natural Gas? Eye the UGAZ ETN

    Is UGAZ the best way to play natural gas? Maybe not.
  8. Chart Advisor

    These Oil Service Stocks Are Ready For A Move Higher

    In the oil services sector, active traders have been trying hard to establish a floor and the double bottom pattern that is appearing on the chart suggests that a short-term reversal could be ...
  9. Options & Futures

    Do Oil and Natural Gas Prices Rise And Fall Together?

    Do the prices of crude oil and natural gas affect each other? Investopedia explores price patterns and provides analysis.
  10. Chart Advisor

    Watch Out Below For Falling Lumber Prices

    A drop in the spot price of lumber shows that the bears have pushed the price below two significant levels of support.

You May Also Like

Hot Definitions
  1. Fiat Money

    Currency that a government has declared to be legal tender, but is not backed by a physical commodity. The value of fiat ...
  2. Interest Rate Risk

    The risk that an investment's value will change due to a change in the absolute level of interest rates, in the spread between ...
  3. Income Effect

    In the context of economic theory, the income effect is the change in an individual's or economy's income and how that change ...
  4. Price-To-Sales Ratio - PSR

    A valuation ratio that compares a company’s stock price to its revenues. The price-to-sales ratio is an indicator of the ...
  5. Hurdle Rate

    The minimum rate of return on a project or investment required by a manager or investor. In order to compensate for risk, ...
  6. Market Value

    The price an asset would fetch in the marketplace. Market value is also commonly used to refer to the market capitalization ...
Trading Center