Is probably occurring around the water valve stem Easily learn how to fix a faucet leaking from stem The water valve stem passes through a packing nut and washer, which provide a watertight seal.
Fix Valve Leaks at Stem (Shaft) - YouTube
It can cause water damage and cost you more on your water bill
Fortunately, repairing this common plumbing issue is often a straightforward diy task that can save you money and prevent further complications
This will help prevent a sudden gush of water when you disassemble the valve. There is a leak (and getting worst) where water is coming up the stem on the main water valve (angled globe valve i think) I know i may be able to fix this by tightening the gland nut, but i cant. The washer (disc in the below diagram) stops flow of water from the exit of valve/spout, the packing stops flow around the stem
If leak coming from around the stem then the packing needs to repaired. Leaks often happen at the valve stem, especially if the valve's been closed for a while. Identify the source of the leak Before attempting any repairs, locate the exact source of the leak
Inspect the valve and surrounding pipes for visible signs of.
You can try to tighten the packin.