Temporary marking provided by operators and excavators to indicate the approximate location of underground facilities and work site boundaries shall utilize the following color code per facility type:
(1) WHITE: Proposed excavation.
(2) PINK: Temporary survey markings.
(3) RED: Electric power lines, cables, conduit, and lighting cables.
(4) YELLOW: Gas, oil, steam, petroleum, or gaseous materials.
(5) ORANGE: Communication, alarm or signal lines, cables, or conduit.
(6) BLUE: Potable water.
(7) PURPLE: Reclaimed water, irrigation, or slurry lines.
(8) GREEN: Sewer or drain lines.
Structure West Virginia Code
Chapter 24C. Underground Facilities Damage Prevention
§24C-1-2a. Underground Facilities Damage Prevention Board
§24C-1-2b. Underground Damage Prevention Fund
§24C-1-4. Qualifications for Certification and Responsibilities of a One-Call System
§24C-1-5. Duties and Responsibilities of Excavators; Failure of Excavator to Comply; Civil Penalties
§24C-1-6. Standard Color Code for Temporary Markings
§24C-1-7. Exceptions During Emergencies