Skip to main content
Request a Locate

Universal Colour Codes

Remember to dig safely

Paint, stakes or flags are some of the various ways buried infrastructure owners use to field locate where they have underground pipes and/or cables. Each infrastructure has a unique colour associated with it.

<p><strong>Red</strong><br />
Electric</p>

Red
Electric

<p><strong>Yellow</strong><br />
Gas/Oil/Steam</p>

Yellow
Gas/Oil/Steam

<p><strong>Orange</strong><br />
Communication</p>

Orange
Communication

<p><strong>Green</strong><br />
Sewer/Storm</p>

Green
Sewer/Storm

<p><strong>Blue</strong><br />
Water</p>

Blue
Water

<p><strong>Purple</strong><br />
Irrigation/Slurry</p>

Purple
Irrigation/Slurry

<p><strong>Pink</strong><br />
Temporary Survey Markings</p>

Pink
Temporary Survey Markings

<p><strong>White</strong><br />
Proposed Excavation</p>

White
Proposed Excavation

Remember to dig safely. Follow instructions given by each infrastructure owner. Do not begin a dig until you have confirmed all notified utilities have responded to your locate request.