Support Activities for Oil and Gas Operations

Acidizing oil and gas field wells on a contract basis Building oil and gas well foundations on a contract basis Building, erecting, repairing, and dismantling oil and gas field rigs and derricks on a contract basis Cementing oil and gas well casings on a contract basis Chemically treating oil and gas wells (e.g., acidizing, bailing, swabbing) on a contract basis Cleaning oil and gas field lease tanks on a contract basis Cleaning out (e.g., bailing out, steam cleaning, swabbing) wells on a contract basis Cleaning wells on a contract basis Cleaning, repairing, and dismantling oil and gas field lease tanks on a contract basis Contract services (except geophysical surveying and mapping, site preparation, construction, and transportation activities) for oil and gas fields Core cutting in oil and gas wells, on a contract basis Core drilling, exploration services, oil and gas field Cutting cores in oil and gas wells on a contract basis Derrick building, repairing, and dismantling at oil and gas fields on a contract basis Dismantling of oil well rigs on a contract basis Drill-stem testing in oil, gas, dry, and service well drilling on a contract basis Drilling rat holes and mouse holes at oil and gas fields on a contract basis Drilling shot holes at oil and gas fields on a contract basis Drilling site preparation at oil and gas fields on a contract basis Excavating mud pits, slush pits, and cellars at oil and gas fields on a contract basis Exploration services for oil and gas (except geophysical surveying and mapping) on a contract basis Fishing for tools at oil and gas fields on a contract basis Gas well rig building, repairing, and dismantling on a contract basis Gas, compressing natural, in the field on a contract basis Geological exploration (except surveying) for oil and gas on a contract basis Geophysical exploration (except surveying) for oil and gas on a contract basis Hard banding oil and gas field service on a contract basis Hot oil treating of oil field tanks on a contract basis Hot shot oil field services (on- and off-road) on a contract basis Hydraulic fracturing wells on a contract basis Impounding and storing salt water in connection with petroleum production Installing production equipment at the oil or gas field on a contract basis Lease tank cleaning and repairing on a contract basis Logging wells on a contract basis Mouse hole and rat hole drilling at oil and gas fields on a contract basis Mud service for oil field drilling on a contract basis Oil and gas field services on a contract basis (except geophysical surveying and mapping, site preparation, construction, and transportation activities) Oil field exploration (except surveying) on a contract basis Oil sampling services on a contract basis Oil well logging on a contract basis Oil well rig building, repairing, and dismantling, on a contract basis Operating condensate gasoline field gathering lines on a contract basis Paraffin services, oil and gas field, on a contract basis Perforating oil and gas well casings on a contract basis Pipe testing services, oil and gas field, on a contract basis Plugging and abandoning wells on a contract basis Preparation of oil and gas field drilling sites (except site preparation and related construction contractor activities) on a contract basis Pulling oil and gas field casings, tubes, or rods on a contract basis Pumping oil and gas wells on a contract basis Rathole and mousehole drilling at oil and gas fields on a contract basis Rig skidding, oil and gas field, on a contract basis Roustabout mining services, on a contract basis Salt water disposal systems, oil and gas field, on a contract basis Sandblasting pipelines on lease, oil and gas field, on a contract basis Seismograph exploration (except surveying) for oil and gas on a contract basis Servicing oil and gas wells on a contract basis Shot hole drilling, oil and gas field, on a contract basis Skidding of rigs, oil and gas field, on a contract basis Slush pits and cellars, excavation of, on a contract basis Steam cleaning oil and gas wells on a contract basis Stratigraphic drilling, oil and gas field exploration on a contract basis Surveying (except seismographic) oil or gas wells on a contract basis Swabbing oil or gas wells on a contract basis Well casing running, cutting and pulling, oil and gas field on a contract basis Well logging, oil and gas field, on a contract basis Well plugging, oil and gas field, on a contract basis Well pumping, oil and gas field, on a contract basis Well servicing, oil and gas field, on a contract basis Well surveying, oil and gas field, on a contract basis Wireline services, oil and gas field, on a contract basis