South Dakota

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Before You Dig in South Dakota

Explore damage prevention information, local contacts and rules for safe digging in South Dakota.


South Dakota 811

Information

  • 811 or 800-781-7474
  • Visit Website
  • 24 / 7
  • P.O. Box 187
    Rapid City, SD 57709

Advanced Notice
48 hours, excluding weekends and holidays
Number of days in advance of a digging project that you need to notify the one call center of your intent to dig.

48 hours, excluding weekends and holidays
Number of days in advance of a digging project that you need to notify the one call center of your intent to dig.

Marks Valid
21 working days from the start date on the ticket so long as the marks are visible
Defines the period of time the facility marks (paint, flags, stakes, etc.) are valid according to state law or practice.

21 working days from the start date on the ticket so long as the marks are visible
Defines the period of time the facility marks (paint, flags, stakes, etc.) are valid according to state law or practice.

Homeowner Submit Request Contractor Submit Request

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