Leaks

What to Do Before the Plumber Arrives for a Leak

By Cesar · May 26, 2026

The short answer

If water is actively leaking, shut off the nearest valve or main water supply if you can reach it safely. Move items away from the water, avoid electrical areas, take a photo if useful, and tell C&F Plumbing where the water is showing up.

Step 1: Find the safest shutoff

Many fixtures have a local shutoff, a valve under the sink, behind the toilet, or near the water heater. If the leak is at one of these, the local valve is usually the fastest stop.

If a local shutoff isn’t obvious or doesn’t stop the water, the main shutoff for the home will. It’s often near where the main line enters the home or near the water heater. Only operate a valve you can reach safely and without standing in water.

Step 2: Keep water away from belongings

Move furniture, rugs, electronics, and stored items out of the water’s path. Towels, a mop, or a bucket can keep the water contained until help arrives.

If water is near outlets, electrical panels, or extension cords, keep your distance. Water and electricity are the part of a leak that turns dangerous fastest.

Step 3: Take helpful photos

A clear photo of where the water is coming from, how far it has spread, and any visible fixture or pipe gives the plumber useful context before arrival. It also helps any insurance conversation later.

Step 4: Do not open walls or floors yourself

It’s tempting to find the leak by cutting drywall or pulling up flooring. That usually makes the eventual repair larger. Let the plumber locate the source first so only what needs to be opened is opened.

Step 5: Call if water is spreading

A contact form is fine for slow drips or planning. For active water spreading into floors, cabinets, or walls, call directly so the visit can be prioritized.

FAQs

Should I use the form for an active leak?
If water is actively spreading, calling is faster. Use the form for slow drips, planning, or photos.
Where is the shutoff valve?
Local valves are at most fixtures. The main shutoff is usually where the line enters the home or near the water heater.
Should I keep using fixtures?
Avoid using the affected line. Using other fixtures is fine if they’re unrelated.
What photos help?
A wide shot of the area, a close-up of where water appears, and any visible pipe or fixture connections.

Still not sure what the problem is?

Tell C&F Plumbing what you’re seeing. A few details can make the next step clearer.

Next step

Not sure if it can wait?

Describe it in one or two sentences. We'll tell you if it needs someone today or if it can hold until morning. Either answer is free.