Sample Case
Initial assessment (for reference)
A loose pipe joint or an aging seal under the kitchen sink is causing the seepage.
Address soon
This sample does not look like an emergency. Take care of it this week so the stain does not spread into the cabinet.
In the sample, this is about 30–60 minutes if the shut-off valves work.
View the DIY stepsOr see the professional optionEasy
Checked before this suggestion: no water near outlets, and no gas or structural risk in the sample answers.
Start again