Iowa

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Before You Dig in Iowa

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


Iowa One Call

Information

  • 811 or 800-292-8989
  • Visit Website
  • 24 / 7
  • 320 Le Claire Street
    Davenport, IA 52801

Advanced Notice
2 working days
Number of days in advance of a digging project that you need to notify the one call center of your intent to dig.

2 working days
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
25 calendar days from the date the notice is made to the Iowa One Call Notification center
Defines the period of time the facility marks (paint, flags, stakes, etc.) are valid according to state law or practice.

25 calendar days from the date the notice is made to the Iowa One Call Notification center
Defines the period of time the facility marks (paint, flags, stakes, etc.) are valid according to state law or practice.

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