Utility Information (JULIE)

When you need to dig, call JULIE (Joint Utility Locating Information for Excavators) to locate all underground utilities in that area. The telephone number is 800-892-0123. Please be sure to call 48 hours in advance.

When underground utilities have been located near your area you will see flags and/or paint marks. You can identify the meaning of each color using the table below.
Machinery Digging
Flag Color
 Underground Utility
Gas, Oil, Steam
Blue Water
Green Sewer
Orange Communications (Telephone, Cable, Fiber Optic)
Pink Temporary Survey Markings
Additional information can be found at the Illinois One-Call System resource.