How do you fix a leaking outdoor faucet bibb? The outdoor faucet, or your hose, is not noticed a ton. You use it water the garden and then your turn off the spignet. Then you don’t think about the faucet until the next time. What if you do not turn it completely off or there is a leak in the faucet? A homeowner can waste gallons of water before they realize this huge plumbing repair. Your water bills will be super high and the outdoor faucet will rust or corrode. So you need to repair the leaky outdoor faucet right away. Lots of the time the faucet is leaking because it is not screwed on tight. Make sure around the water stem is sealed tight so no water comes out. If that does not help, first turn off the water meter. Unscrew the packing nut and the valve stem. You also need to replace the faucet washer as well. Get the proper size and kind for the outdoor faucet. Then put the valve stem back onto the hose bibb properly. Then the packing nut goes back on nice and snug. Then turn the water back on with the water meter. That should have fixed the leak around the valve stem. What if that did not do the trick? Not all of us are handy and good with tools. So what you need to do is then call a licensed plumber to handle the repair. The plumbing contractor can do this small fix quickly and efficiently for your home.