Frozen Pipes in Prescott? What to Do Now
Frozen pipes in Prescott usually show up as a faucet that gives a trickle or nothing at all after a cold night. Open the faucet, warm the area gently, and never use a flame. If you see water, shut off the main valve and call to be connected with a local provider.
- UA Extension says below-zero mornings happen at Prescott on average on one or two mornings in every other winter.
- UA Extension puts the 50% chance of Prescott's first fall freeze at Oct 13 and its last spring freeze at May 12 (1922 to 2022).
- The City of Prescott lists leaky or frozen pipes in a customer's yard line or home among the causes of water emergencies.
- Your shut-off valve is usually behind the City's meter box. Only City personnel may operate the City meter shut-off.
- Scottsdale's water department warns never to thaw a pipe with a torch or other open flame.
What to do first
- Check for leaks. If water is spraying or dripping, turn off your main shut-off valve, usually behind the City's meter box.
- Open the faucet on the frozen line so melting water has somewhere to go.
- Turn off power to any space heater or hair dryer near standing water.
- Never thaw a pipe with a torch, propane heater or other open flame.
- Take photos of any damage, then call to be connected with a local plumber in Prescott.
How do I know if I have frozen pipes in Prescott?
The most common sign of frozen pipes in Prescott is a faucet that runs slowly or not at all on a freezing morning while other fixtures still work. Frost on an exposed pipe, a toilet that will not refill, or an odd smell from a drain can point to the same problem.
- Only one faucet or one side of the house has no water
- The line from the meter to the house gives no water anywhere
- A pipe in a crawl space, garage or outside wall feels icy or has frost on it
- A bulge or small crack shows on an exposed pipe
If every fixture is dry, the frozen spot may be in the yard line or near where the pipe enters the house.
Which pipes freeze first in a Prescott home?
In Prescott, pipes in unheated spaces freeze first. That means crawl spaces, garages, attics, outside walls, and outdoor hose bibs. Pipes under sinks on outside walls are also at risk when cabinet doors stay closed on a cold night.
Older homes and cabins with open crawl spaces, and homes that sit empty for part of the winter, tend to have more exposed lines. The water line from the meter to the house can also freeze where it runs shallow or comes above ground.
Can I thaw frozen pipes myself safely?
You can sometimes thaw a frozen pipe yourself if it is exposed, easy to reach, and not leaking. Open the faucet first, then warm the pipe slowly from the faucet end back toward the cold spot with gentle heat, such as warm towels or a hair dryer on a low setting.
Stop and call for help if:
- You cannot find or reach the frozen section
- The pipe is inside a wall, ceiling or under the floor
- You see a crack, a bulge or any dripping
- Water is pooling near outlets or cords
Scottsdale's water department warns never to thaw a pipe with a torch or other open flame. Flames near pipes and wood framing can start a fire.
Need help now? Call to be connected with a local provider in Prescott who can check availability for your address.
Why do frozen pipes often leak after they thaw?
Frozen pipes often leak after they thaw because ice expands and can split the pipe or loosen a fitting while it is still frozen. The crack stays hidden until the ice melts and water pressure returns, which is why a pipe can seem fine one minute and spray the next.
Watch closely for the first hour after water comes back. Check walls, ceilings, crawl spaces and under sinks for drips, wet spots or a hissing sound. If you find a leak, shut off the main valve and see the burst pipe repair page for what comes next.
When should I call a plumber for a frozen pipe?
Call a plumber in Prescott for a frozen pipe when you cannot find the frozen section, when the pipe is hidden in a wall or under the floor, when the whole house has no water, or when you see any leak. These cases usually need tools to find the cold spot and check for splits.
A hidden leak after a thaw can also show up as a sudden pressure drop or a meter that keeps moving with every faucet off. Leak detection can help find it before it soaks drywall or flooring. Call to be connected with a local provider who can check availability for your address.
Is a frozen yard line my job or the City's?
For City of Prescott water customers, a frozen yard line on your side of the meter is usually your responsibility. The City lists leaky or frozen pipes in a customer's yard line or home among the causes of water emergencies, and says the customer's responsibility for water and pipes begins after the meter.
Leaks in public areas, such as a street crack, a water meter box or a fire hydrant, go to the City's Water Operations. For a frozen or broken line between the meter and your house, the water line repair page explains common fixes.
What should landlords and second-home owners do about frozen pipes?
Landlords and owners of second homes near Prescott should plan for frozen pipes before tenants leave or the home sits empty. The biggest risk is a split pipe that runs for days before anyone sees it.
- Show tenants where the shut-off valve is and how to turn it.
- Keep heat on in vacant units and empty homes.
- Have someone check inside after very cold nights.
- Ask a plumber whether draining the lines makes sense for a home that will sit empty.
Arizona's insurance department advises renters to check with their landlord before any repair work begins.
What happens during the visit?
When you call, you are connected with a local provider who can check availability for your address. During the visit, the plumber inspects the frozen line, finds where the ice is, and checks for cracks or loose fittings. They explain your options in plain words, such as thawing and checking the line, a spot repair, replacing a section, or adding insulation or rerouting a pipe that keeps freezing.
You should get a written quote before any work starts. Ask what it covers and what could change it. Arizona's insurance department notes that it is your right to get more than one quote, and homeowners can look up a contractor in the Registrar of Contractors' online contractor search.
Why frozen pipes happen in Prescott and nearby towns
Prescott sits at about 5200 feet elevation at the north end of the Bradshaw Mountains, according to NOAA. That height brings a long freeze season. UA Extension puts the 50% chance of the first fall freeze at Oct 13 and the last spring freeze at May 12, based on 1922 to 2022 records, and the latest spring freeze on record was Jun 17. UA Extension also says below-zero mornings happen at Prescott on average on one or two mornings in every other winter.
NOAA lists Prescott's coldest recorded temperature as -21°F on January 22, 1937. The wet season runs from November through April, so snow and cold often arrive together. Nearby towns sit lower, and UA Extension lists Chino Valley at 4,400 - 4,700 ft, but frozen pipes still happen in Chino Valley, Groom Creek, Prescott Valley, Williamson Valley and Paulden. See all service areas.
Related pages
Questions people ask
What should I do first if I think I have frozen pipes in Prescott?
Check for leaks first, and if you see water, shut off the main valve behind the City's meter box. If nothing is leaking, open the faucet on the frozen line and warm the area gently, never with a flame.
How long does it take a frozen pipe to thaw on its own?
It depends on how cold it is and where the pipe runs, so there is no set time. In Prescott, a pipe in a shaded crawl space may stay frozen much longer than one on a sunny wall. If water does not return as the day warms, call for help.
Is it okay to use a hair dryer to thaw a frozen pipe?
A hair dryer on low can work on an exposed, dry pipe if you keep it moving and stay away from standing water. Start at the open faucet end and work back. Stop if you see any crack or drip.
Can I use a space heater to thaw pipes under my house?
Only with care. Keep it away from wood, insulation and anything that can burn, never leave it unattended, and keep cords out of water. If the crawl space is wet or hard to reach, it is safer to call a Prescott plumber.
Why is only one faucet not working on a cold morning?
One dry faucet on a cold Prescott morning usually means the pipe feeding that fixture froze, often where it runs along an outside wall. Open the cabinet doors and the faucet, and warm the area gently.
Why do I have no water anywhere in my house after a freeze?
No water in the whole house often means the main line froze near the meter or where it enters the home. First make sure the City is not doing work on your street, then call to be connected with a local plumber in Prescott.
Will a frozen pipe always burst?
No, a frozen pipe does not always burst, but ice can split a pipe or loosen a fitting. The damage often shows only after it thaws, so watch for leaks closely once water comes back.
Should I leave the faucet open while a pipe thaws?
Yes. Leaving the faucet open gives melting ice and water a path out and lets you see when flow returns. A steady stream is a good sign the line has cleared.
Can pipes freeze inside a heated house in Prescott?
Yes, pipes can freeze inside a heated Prescott home if they run through outside walls, closed cabinets or unheated rooms. Opening cabinet doors on very cold nights lets warm air reach them.
What does a frozen outdoor hose bib look like?
A frozen hose bib may give no water, show frost, or drip from the handle after it thaws. Disconnect the hose, since a hose left on can trap water in the faucet and the pipe behind it.
Who do I call if the water meter box is leaking after a freeze in Prescott?
A leak at the meter box is a public-area leak, so it goes to the City of Prescott's Water Operations. Leaks on your side of the meter are the property owner's job.
Can frozen pipes damage my water heater?
A frozen supply line can leave a water heater without incoming water, and lines in a cold garage can freeze too. If the water will be off for a long time, ask a plumber about the heater. See water heater repair for common issues.
Should I take photos before calling about a burst frozen pipe?
Yes. Arizona's insurance department advises taking pictures of the damage before any water mitigation, plumbers or restoration contractors show up. Shut off the water first, then document.
Does insurance pay for damage from frozen pipes in Arizona?
It depends on your policy, and no one can promise coverage. Arizona's insurance department says water damage may be covered if it comes from a sudden or accidental event, and advises calling your insurer or adjuster before a contractor.
How do I stop the same pipe from freezing every winter?
A pipe that freezes every winter in Prescott usually needs more insulation, sealed drafts nearby, or a new route through a warmer space. A plumber can look at where it runs and explain the options.
Is it safe to turn the water back on after a pipe thaws?
Turn it back on slowly and watch the pipe that froze, plus nearby walls and ceilings, for drips. If you see any leak, shut the main valve again and call to be connected with a local provider.
Do frozen pipes happen in Chino Valley and Prescott Valley too?
Yes. Chino Valley and Prescott Valley sit lower than Prescott, and UA Extension lists Chino Valley at 4,400 - 4,700 ft, but cold nights there can still freeze exposed pipes.
Talk to someone about your plumbing problem
Call to be connected with a local provider who can check availability for your address and explain the next step.