NAICS 213112 - Support Activities for Oil and Gas Operations
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What is NAICS 213112
NAICS code 213112 covers establishments primarily engaged in providing support activities for oil and gas operations on a contractual or fee basis. These services exclude geophysical surveying, site preparation, construction, and transportation. Businesses operating under this sector deliver vital technical and operational support such as exploration assistance, well maintenance, and specialized treatments that ensure efficient extraction and production. The sector plays a crucial role in the upstream oil and gas industry by enabling well functionality and productivity through expert services. Government agencies contract these services to support energy infrastructure development, environmental management, and resource security, ensuring that oil and gas operations meet regulatory, safety, and operational standards.
Industry Classification for NAICS 213112
This U.S. industry comprises establishments primarily engaged in performing support activities, on a contract or fee basis, for oil and gas operations (except geophysical surveying and mapping, site preparation, construction, and transportation activities). Services included are exploration; excavating slush pits and cellars, well surveying; running, cutting, and pulling casings, tubes, and rods; cementing wells, shooting wells; perforating well casings; acidizing and chemically treating wells; and cleaning out, bailing, and swabbing wells.
Breakdown for NAICS 213112
- Includes establishments providing contract-based support services for oil and gas extraction activities.
- Excludes geophysical surveying, construction, site preparation, and transportation services.
- Covers technical operations such as well casing, cementing, perforating, and chemical treatments.
- Typical contract sizes range from small maintenance jobs to large-scale well support projects.
- Businesses must comply with environmental and safety regulations specific to oil and gas operations.
Included Activities for NAICS 213112
- Performing exploration support and well surveying services.
- Excavating slush pits and well cellars.
- Running, cutting, and pulling casings, tubes, and rods.
- Cementing and perforating well casings.
- Acidizing and chemically treating wells.
- Cleaning out, bailing, and swabbing wells.
- Shooting wells to enhance permeability.
- Providing maintenance and operational support on a contract basis.
Business Types for NAICS 213112
- Oilfield service contractors specializing in well maintenance.
- Engineering firms focusing on oil and gas support operations.
- Environmental and chemical treatment service providers.
- Independent exploration support service companies.
- Specialized equipment rental and operational support businesses.
Subcategories for NAICS 213112
- 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
Government Buyers for NAICS 213112
Federal agencies such as the Department of Energy (DOE), Bureau of Land Management (BLM), and the Department of Defense (DoD) are principal buyers of support activities for oil and gas operations. These agencies require specialized services to manage and monitor energy resources on public lands, conduct environmental assessments, and support strategic energy initiatives. Additionally, state energy departments and regulatory authorities contract these services to oversee compliance, maintain infrastructure, and promote safe and efficient resource extraction. Government demand arises from the need to ensure sustainable energy production, facilitate domestic energy independence, and support national security interests.
Contract Types & Procurement for NAICS 213112
Contracts for NAICS 213112 services often include firm-fixed-price, cost-reimbursement, and time-and-materials agreements, depending on project complexity and duration. Procurement methods commonly involve competitive bidding, requests for proposals (RFPs), and indefinite delivery/indefinite quantity (IDIQ) contracts to allow flexibility in task orders. Contract values vary widely, ranging from small-scale maintenance and inspection services to multi-million-dollar contracts for extensive well support and treatment operations. Government contracts typically emphasize compliance with environmental regulations, safety standards, and reporting requirements, reflecting the critical nature of oil and gas resource management.
Details for NAICS 213112
Explore the hierarchy and related codes for this industry
| NAICS Code | Industry Title |
|---|---|
| 21311 | Support Activities for Mining |
| 2131 | Support Activities for Mining |
| 213 | Support Activities for Mining |
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