MLchartDataset catalogue

Spud

Term · Oil and gas · MLC-T-OAG-003556

To begin drilling a new well by boring the first section of hole with a large-diameter bit, which fixes the spud date. That date is the reference point for counting drilling days and appears in daily drilling reports and in notices to regulators and partners. The first section is then lined with conductor or surface casing before deeper drilling continues.

Table 1. Record
IdentifierMLC-T-OAG-003556
FieldOil and gas
SubjectDrilling
Record as JSON 
{
  "id": "MLC-T-OAG-003556",
  "term": "Spud",
  "field": "Oil and gas",
  "definition": "To begin drilling a new well by boring the first section of hole with a large-diameter bit, which fixes the spud date. That date is the reference point for counting drilling days and appears in daily drilling reports and in notices to regulators and partners. The first section is then lined with conductor or surface casing before deeper drilling continues.",
  "subject": "Drilling",
  "url": "https://mlchart.com/terminology/oil-and-gas/spud/"
}

Record 3,771 of 4,468 in Oil and gas terminology (MLC-0103). Request the full dataset.