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  2. List of natural gas and oil production accidents in the ...

    en.wikipedia.org/wiki/List_of_natural_gas_and...

    Later, the well owner, Chevron, apologized to area residents by giving out free pizza. Chevron also blocked PA DEP personnel from the site for two days after the fire. [141] [142] [143] September 6, 2014 – Mercer County – Fire, 15 to 20 homes evacuated [144] December 1, 2014 – A gauge leaking methane most likely caused an explosion and ...

  3. Leak detection - Wikipedia

    en.wikipedia.org/wiki/Leak_detection

    The system's layers of filters and immunity to environmental elements, such as snow, ice, rain, fog and glare, contribute to false alarms reduction. The video monitoring architecture can be integrated onto existing leak detection and repair (LDAR) systems, including SCADA networks, as well as other surveillance systems. [20]

  4. Water damage - Wikipedia

    en.wikipedia.org/wiki/Water_damage

    A number of insurance companies offer policyholders reduced rates for installing a whole-house leak protection system. As far as insurance coverage is concerned, damage caused by surface water intrusion to the dwelling is considered flood damage and is normally excluded from coverage under traditional homeowners' insurance.

  5. Ponding - Wikipedia

    en.wikipedia.org/wiki/Ponding

    On low-slope asphalt roofs, ponding water allows the oil solvent components of the asphalt to leach out and evaporate, leaving the roof membrane brittle and susceptible to cracking and leaking in the ponding location. [1] The time taken for water to saturate a zone, usually from rainfall, causing a pond to form, is referred to as the "ponding ...

  6. Gas leak - Wikipedia

    en.wikipedia.org/wiki/Gas_leak

    A gas leak refers to a leak of natural gas or another gaseous product from a pipeline or other containment into any area where the gas should not be present. Gas leaks can be hazardous to health as well as the environment. Even a small leak into a building or other confined space may gradually build up an explosive or lethal gas concentration. [1]

  7. Drawdown (hydrology) - Wikipedia

    en.wikipedia.org/wiki/Drawdown_(hydrology)

    Static level is the level of water in the well when no water is being removed from the well by pumping. [8] Water table is the upper level of the zone of saturation, an underground surface in which the soil or rock is permanently saturated with water. [9] Well yield is the volume of water per unit time that is produced by the well from pumping. [8]

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  9. Relief well - Wikipedia

    en.wikipedia.org/wiki/Relief_well

    Specialized liquid, such as heavy (dense) drilling mud followed by cement, can then be pumped down the relief well in order to stop the flow from the reservoir in the damaged well. The first use of a relief well was in Texas in the mid-1930s when one was drilled to pump water into an oil well that had cratered and caught on fire.