{
  "@context": [
    "https://schema.org",
    {
      "ec": "https://entitycodes.org/vocab#"
    }
  ],
  "@type": "DefinedTerm",
  "@id": "https://entitycodes.org/naics/213112/",
  "identifier": "213112",
  "name": "Support Activities for Oil and Gas Operations",
  "description": "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.",
  "url": "https://entitycodes.org/naics/213112/",
  "inDefinedTermSet": {
    "@type": "DefinedTermSet",
    "name": "NAICS 2022",
    "url": "https://entitycodes.org/naics/"
  },
  "sameAs": [
    "https://www.census.gov/naics/?input=213112&year=2022"
  ],
  "additionalProperty": [
    {
      "@type": "PropertyValue",
      "name": "SBA size standard",
      "value": "$47,000,000 receipts",
      "unitText": "USD receipts",
      "description": "13 CFR 121.201, as-of 2023-03-17"
    },
    {
      "@type": "PropertyValue",
      "name": "IRS PBA code",
      "value": "213110",
      "description": "IRS Principal Business Activity code (method: rolled-up)"
    },
    {
      "@type": "PropertyValue",
      "name": "US establishments",
      "value": 9627,
      "description": "Census County Business Patterns 2023"
    }
  ],
  "ec:crosswalk": [
    {
      "system": "SIC 1987",
      "code": "1382",
      "title": "Oil and Gas Field Exploration Services",
      "confidence": "chain",
      "via": "SIC1987:1382\u2192NAICS1997:213112\u21922002:213112\u21922007:213112\u21922012:213112\u21922017:213112\u21922022:213112",
      "url": "https://entitycodes.org/sic/1382/"
    },
    {
      "system": "SIC 1987",
      "code": "1389",
      "title": "Oil and Gas Field Services, NEC",
      "confidence": "chain",
      "via": "SIC1987:1389\u2192NAICS1997:213112\u21922002:213112\u21922007:213112\u21922012:213112\u21922017:213112\u21922022:213112",
      "url": "https://entitycodes.org/sic/1389/"
    }
  ],
  "ec:provenance": {
    "definition": {
      "source": "US Census 2022 NAICS Manual",
      "type": "US gov \u2014 public domain"
    },
    "crosswalk": {
      "source": "Census NAICS\u2194SIC concordance",
      "method": "transitive chain (NOT direct)"
    },
    "sba_size_standard": {
      "source": "SBA Table of Size Standards (13 CFR 121.201)",
      "as_of": "2023-03-17"
    },
    "establishments": {
      "source": "Census County Business Patterns",
      "year": 2023
    }
  },
  "license": "https://www.usa.gov/government-works",
  "dateModified": "2026-07-21",
  "isPartOf": {
    "@type": "DefinedTerm",
    "identifier": "2131",
    "name": "Support Activities for Mining",
    "@id": "https://entitycodes.org/naics/2131/"
  }
}