Muddy storm water across the driveway and desert yard of a stucco home with a tile roof

Desert Mountain, Scottsdale

Water Damage Restoration in Desert Mountain, Scottsdale, AZ

Desert Mountain homes in far north Scottsdale face washes and culverts, new flood maps, long pipe runs in large homes and houses left empty in summer.

ZIP code

85262

Size, per the club

8,300 acres, 35 villages

County flood map update

Dated April 29, 2026

By road from City Hall

About 28.5 miles

About Desert Mountain

Desert Mountain is a golf community in far North Scottsdale, ZIP 85262. Its club says it was established in 1986 on 8,300 acres, with more than 5,000 residents across 35 villages. The land was once a working cattle spread called Carefree Ranch.

Desert Mountain flood maps are being redrawn

The Flood Control District moved from a drainage study to a floodplain study here. It says much of the area was once mapped Zone D, where flood risk was unknown.

Muddy storm water covering the front yard and walk of a stucco desert home

The District's Desert Mountain Area Drainage Master Study began with the City of Scottsdale and the Town of Carefree. It covers about 15 square miles, including Desert Mountain, Carefree Ranch, Quail Ridge, Tonto Hills and Carefree Shadows.

The study then grew into a floodplain delineation study to define flood risk better. An update dated April 29, 2026 says proposed maps were posted, and comments were gathered before the final submittal to FEMA.

FEMA's flood layer shows Zone D at the center of Desert Mountain. A search over the course area, which also takes in neighbors, found Zone A and Zone AE areas, two marked floodway. Zones are set parcel by parcel, so look up your address on the current FEMA flood map and ask your insurer what your zone means.

Galloway Wash, culverts and sediment around Desert Mountain homes

OpenStreetMap maps a Galloway Wash segment inside Desert Mountain. A consultant on the District's study says residents have raised flooding, erosion and sediment concerns.

Storm water across a lot with palm trees after a monsoon rain
  • A wash that runs only in storms

    The city's desert land guide says Scottsdale's desert has no streams that flow year round. Washes carry water in storms, then dry out.

  • Nearly 800 culverts

    WEST Consultants inventoried nearly 800 culverts for the study and is evaluating sediment deposition and scour. When a culvert fills with sand or debris, storm water can spill over a driveway or yard.

  • Mud against the house

    After a storm, check walls and garage doors for mud and debris. Clear what you can reach from dry ground, so water does not sit against the wall. Water that gets in is covered under flood and storm damage.

Newer, larger homes: more fixtures, more hidden leaks

In the Census tract around Desert Mountain, 71.6% of homes were built in 2000 or later, and the median year built is 2005. Newer homes still have supply lines and fixtures that fail.

A cut-open tile floor showing a copper pipe leaking into wet soil under the concrete slab

The club says Desert Mountain has more than 2,000 homes and future estates. A big house tends to have more bathrooms, a larger laundry room and longer pipe runs, so a leak has more places to hide.

The Connecticut Insurance Department shares an older national IBHS study. It found:

  • 73% of ice maker losses came from a failed supply line hose.
  • 78% of toilet water damage came from faulty supply lines, flanges, fill valves or overflow.
  • Toilet water damage cost $2,000 to $10,000 per incident.

A leak inside a wall may show only as a stain on a ceiling below it. See what to do about ceiling water damage.

Who supplies water to Desert Mountain, and how hard is it?

The Desert Mountain Community Association lists the City of Scottsdale for water and sewer. Scottsdale Water puts hardness north of Chaparral Road at 13 to 17 grains per gallon.

A technician in coveralls and a respirator extracts dirty water from a bathroom floor
  • City water and sewer

    The association's utilities page names the City of Scottsdale for water, sewer and recycling. The city's 2021 report splits its water service into four planning areas, and Desert Mountain is one of them.

  • Neighbors on other utilities

    Tonto Hills and Carefree differ. The city delivers CAP water to the Tonto Hills Domestic Water Improvement District and the Carefree Water Company, which serve areas outside city limits. Your water bill names your utility.

  • Hard water

    The U.S. Geological Survey calls water above 180 milligrams per liter very hard. The city's range north of Chaparral Road is 230 to 290. The city says hardness is not a health concern. Heated hard water leaves scale in a water heater.

Water in your Desert Mountain home? First steps

Close the main valve, keep clear of power and photograph the damage. Then call for help.

A technician checks a stained, peeling wall with a moisture meter
  1. 01

    Close the main valve

    Stop using water. For a problem on the city side of the meter, call Scottsdale Water Operations at 480-312-5650, the number the Desert Mountain Community Association lists for city water and sewer.

  2. 02

    Keep clear of power

    Stay out of water near outlets and appliances. Switch off the breaker for a wet room only from dry ground.

  3. 03

    Photograph each room

    In a large house, water can reach several rooms. Photograph each one, plus the source.

  4. 04

    Look below and behind

    Check under sinks, behind the washer and below any stained ceiling. Large homes hide leaks in places you rarely look.

  5. 05

    Call for help

    Say which rooms are wet and where the water started. See emergency water extraction.

Desert Mountain water damage questions

A technician pulls standing water off a kitchen tile floor with an extraction wand

Is Desert Mountain in Scottsdale or in the county?

The Census Bureau places the center of Desert Mountain, the association office and six golf courses inside Scottsdale city limits. A consultant says the District's wider study area is partly in unincorporated Maricopa County. Some neighbors, like Tonto Hills, are outside city limits for water.

How do I find my flood zone in Desert Mountain?

Look up your address on FEMA's flood map, then read the Flood Control District's Desert Mountain floodplain page for the proposed maps. Zones are parcel specific, and the live FEMA layer shows a mix in the course area, including Zone D, A and AE. Your insurer can explain what your zone means.

Many Desert Mountain homes sit empty in summer. What should owners do?

In the Census tract that holds Desert Mountain, 19.2% of homes are held for seasonal, recreational or occasional use. The monsoon runs from June 15 to September 30. Shut the main valve at departure, and have someone check the yard and doors for mud after storms.

How far is Desert Mountain from Scottsdale City Hall?

It is about 28.5 miles by road to the community center, and about 31.2 miles to the Cochise course area in the north. Those are map distances, not arrival times.

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