Service area · Pinal County, AZ
Water damage help in San Tan Valley, AZ
San Tan Valley is one of the fastest-grown communities in Arizona — most of its homes went up in master-planned subdivisions in the 2000s, south of Queen Creek and east of the San Tan Mountains. It is unincorporated, so it's served by Pinal County rather than a city government.
- Neighborhoods
- Johnson Ranch, San Tan Heights, Pecan Creek, Copper Basin
San Tan Valley: call now
(833) 785-0343San Tan Valley homes and how water gets in
Homes are mostly single-family stucco on slab foundations with tile roofs and PEX or copper supply lines. Water heaters commonly sit in the garage, and many homes are now around 20 years old — the age when original water heaters, washing machine hoses and toilet supply lines tend to fail.
Original water heaters reaching end of life
Tank water heaters installed with the subdivisions are well past a typical 10–15 year service life. A failing tank in the garage can release its full volume onto the slab and under the door into the house.
Haboobs and monsoon wind
Dust storms and monsoon wind lift roof tiles and underlayment edges, and the rain that follows finds the gaps. Ceiling stains in second-story rooms after a storm are a common first sign.
Retention basins and street flooding
Subdivisions route storm water to retention basins. During heavy cells, streets and low lots can hold water long enough for it to reach garages and patio doors.
What shapes the risk in San Tan Valley
San Tan Valley is among the newest communities in the region: 92% of homes were built in 2000 or later and 96% are detached. Monsoon wind and rain on tile roofs, and failures of the original water heaters and supply lines in homes from the 2000s boom, are the usual causes of water damage.
When it can't wait, go to 24-hour emergency help in San Tan Valley.
San Tan Valley homes by the numbers
- Median year built
- 2007
- Built 2000 or later
- 92%
- Built before 1960
- 0%
- Detached single-family
- 96%
- Owner-occupied
- 82%
- Heat with utility gas
- 36%
- 92% of homes were built in 2000 or later. In newer homes, water damage usually starts with an appliance, a water heater or a supply line rather than old pipe, and many of the original water heaters from the 2000s are now past their typical life.
Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, San Tan Valley, AZ (37,001 housing units).
Most common water damage causes in San Tan Valley
- Monsoon & Roof Leak Water Damage in San Tan Valley
- Water Damage Restoration in San Tan Valley
- Appliance & Water Heater Leak Damage
- Burst Pipe Water Damage
- Emergency Water Extraction
Also available in San Tan Valley: fire and smoke damage restoration, and every service on our full list of 22 restoration services.
San Tan Valley at a glance
- Neighborhoods
- Johnson Ranch, San Tan Heights, Pecan Creek, Copper Basin, Skyline Ranch
- ZIP codes
- 85140, 85143
- County / state
- Pinal County, Arizona
San Tan Valley homeowners ask
Who issues building permits in San Tan Valley?
San Tan Valley is unincorporated, so Pinal County Development Services issues permits. Restoration work that involves structural, electrical or plumbing repairs may need a permit; the company doing the work normally pulls it.
Is San Tan Valley part of Queen Creek?
No. Queen Creek is a separate town, mostly in Maricopa County. San Tan Valley is unincorporated Pinal County with its own ZIP codes (85140 and 85143).
My water heater leaked into the garage — is that water damage?
If water ran under the door into living areas, into drywall or under flooring, yes. Clean water from a tank can usually be extracted and dried if it's caught quickly.