Reviewed guide
How to Locate and Label Your Main Water Shutoff
Learn how to locate, confirm, label, and document the owner-side main water shutoff without forcing an unknown, utility-controlled, or unsafe valve.
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Utility Controls
Locate, label, and safely document shutoffs without performing hazardous work.
Safety boundary
Planning, observation, labeling, routine consumables, and documentation only. For immediate danger, leave the area and contact emergency services or the appropriate utility. Do not approach energized, contaminated, unstable, or otherwise hazardous areas.