Mine opening (wellhead) definition

Mine opening (wellhead) means the first technological point of the mine or the crude oil and natural gas mining plant where the extracted, raw mine product appears on the surface (together with tailings and accompanying mineral resources).

Related to Mine opening (wellhead)

  • Water well means an excavation that is drilled, cored, bored, augered, washed, driven, dug, jetted, or otherwise constructed for the purpose of exploring for groundwater, monitoring groundwater, utilizing the geothermal properties of the ground, or extracting water from or injecting water into the aquifer. “Water well” does not include an open ditch or drain tiles or an excavation made for obtaining or prospecting for oil, natural gas, minerals, or products mined or quarried.

  • Monitoring well means a water well intended for the purpose of determining groundwater quality or quantity.

  • Shallow well means a well located and constructed in such a manner that there is not a continuous layer of low permeability soil or rock (or equivalent retarding mechanism acceptable to the department) at least 5 feet thick, the top of which is located at least 25 feet below the normal ground surface and above the aquifer from which water is to be drawn.

  • Gas well means a well producing gas or natural gas from a common source of gas supply as determined by the commission.

  • Test Well means a well constructed for the purpose of obtaining information needed to design a well prior to its construction. Test wells are cased and can be converted to observation or monitoring wells and under certain circumstances to production wells