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Guide

Water Damage Prevention Checklist for Homes

A seasonal checklist to reduce the risk of leaks, floods and pipe failures in your home.

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Tell the operator your city, what happened and whether water is still running. You will be connected with a local provider that covers your area.

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  • Give your city and ZIP code
  • Say what happened and if water is still running
  • Ask the company about its license and insurance

Updated October 2026. General information, not legal, insurance or engineering advice.

Water heater shutoff valve with a leak sensor and clipboard

Quick answer

Know your shutoff, inspect supply lines and roof, clear gutters, test sump pumps and install leak sensors in high risk spots.

Every season

  • Locate and test your main water shutoff
  • Check under sinks, behind toilets and around the water heater for moisture
  • Look for new stains on ceilings and walls

Spring and summer

  • Clear gutters and downspouts
  • Test the sump pump
  • Check the roof and flashing
  • Clean air conditioner drain lines

Fall and winter

  • Disconnect hoses and shut off exterior spigots
  • Insulate exposed pipes
  • Know how to thaw a pipe safely

Appliances

  • Replace old rubber washing machine hoses with braided stainless ones
  • Check ice maker lines and dishwasher connections
  • Place water sensors near each appliance

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