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Outage Reporting: 605.432.5331

Call Before You Dig

South Dakota call 811 before you dig logoIf you plan on doing any excavating, be sure to have your utilities locate any underground services. Call two business days before you will begin work. All you need to do is make one call to the South Dakota "Call Before You Dig" telephone number.

  • It's required by law in South Dakota
  • It's smart because doing so can prevent unnecessary damage and accidents
  • It's easy, just call: 800.781.7474

Information Needed:

  • County, City, Street address
  • Property owner
  • Type of work planned, Extent of work
  • Name of caller, Your telephone number
  • Best time to call you
  • Start date, Start time
  • Contractor and his telephone number & address

Learn More:

APWA Uniform Color Code (for marking underground utility lines)

  • White - proposed excavation
  • Pink - temporary survey markings
  • Red - Electric Power Lines, cables, conduit & lighting cables
  • Yellow - Gas, oil, steam, petroleum or gaseous materials
  • Orange - Communication, alarm or signal lines, cables or conduit
  • Blue - Potable Water
  • Purple - Reclaimed water, irrigation and slurry lines
  • Green - Sewers and drain lines
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