Locating flags


Locating flags can tell you what types of underground facilities have been identified.

Red flag Electric power lines
Yellow flag Gas, oil or steam
Orange flagCommunications lines, cables or conduit
Blue flag Potable water
Purple flag Reclaimed water, irrigation, and slurry lines
Green flag Sewers and drain lines
Pink flag Temporary survey markings
White flagProposed excavation
Red and white striped  flagNewly buried electric facilities
Blue and white striped  flag Newly buried potable water facilities
Yellow and white striped  flag Newly buried natural gas facilities