Call Before You Dig
The Ohio Utilities Protection Service (OUPS) provides a state-of-the-art call center that operates 24 hours a day, seven days a week, to answer calls from anyone who intends to dig in the State of Ohio. Call 800-362-2764 before you dig.
The American Public Works Association encourages public agencies, utilities, contractors, other associations, manufacturers, and all others involved in excavation to adopt the ULCC Uniform Color Code using ANSI standard Z53.1 safety colors.
Blue Potable water
Green Drain lines, Sewers
Orange Communication, alarm or signal lines cables or conduit
Pink Temporary survey markings
Purple Irrigation and slurry lines, Reclaimed water
Red Cables, Conduit and lighting cables, Electric power lines
White Proposed excavating
Yellow Gas, Gaseous materials, Oil, Petroleum and Steam