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Public Works
Utilities Section

200 E. Santa Clara Street
3rd floor
San Jose, CA 95113

Ph: (408) 975-7455

Underground Service Alert (USA)


Important Requirements of the Law:

  • Outline your excavation area with white paint
  • Call Underground Service Alert ("USA") two working days before you dig 1-800-227-2600
  • The USA request number is valid for 28 calendar days, if your excavation extends beyond that you must contact USA every 28 days.
  • Keep the USA request number to validate your excavation permit.
  • The USA members will provide information about, mark or stake the horizontal path of their facilities, or will advise of clearance.
  • Expose the underground facilities by hand before using power equipment.

Underground Service Alert Website

City of San Jose Responsibilities for Marking:

  • Electrical - streets lights, traffic signals, and communications
  • Irrigation
  • Reclaimed Water
  • San Jose Municipal Water
  • Force Main Sanitary Sewer

City of San Jose NOT Responsible for Marking:

  • Gravity Flow Facilities such as storm, sanitary, and laterals
  • Private Company owned facilities