Maricopa sits on the Maricopa-Stanfield sub-basin of the Pinal Active Management Area. The Arizona Department of Water Resources treats it as its own sub-basin because groundwater moves very little between it and the Eloy sub-basin to the east, so what is pumped here largely stays a local matter.
Neighborhoods inside the city are on utility water, but the outlying desert lots and small acreages around Maricopa often get their water from a private well or a well shared between neighbors. Shared wells usually feed a storage tank or several homes at once, and each home typically relies on its own booster pump and pressure tank to deliver steady pressure.
Land subsidence is real here. By 1977 the ground near Stanfield, just south, had sunk about 11.8 feet from groundwater pumping, and earth fissures in Pinal County have damaged well casings and wellheads. If a wellhead suddenly sits higher or lower than it used to, or the casing looks cracked, have it checked.
Maricopa questions
Asked around Maricopa.
My Maricopa home shares a well with neighbors. Why is my pressure weak?
On a shared well, pressure at your house depends on your own booster pump and pressure tank, and on the storage tank or well feeding it. A failing booster, a waterlogged pressure tank or a low storage tank are the usual causes, and we check all three.
Is a constant pressure system worth it on a shared well?
Often, yes. A constant pressure system uses a variable frequency drive (VFD) to speed the pump up and down so pressure stays even while several fixtures run. Whether it suits your setup depends on the pump, tank and supply, which we look at on site.
Who keeps the records for a shared well near Maricopa?
The Arizona Department of Water Resources registers wells, but it doesn’t settle who owns or pays for a shared well. That’s usually covered by a written shared well agreement between the neighbors.
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No water? Check the pump breaker once. If it trips again, leave it off and call. Never open the pressure switch or control box: 240 volts.