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Clear blue backyard pool beside a tan stucco Scottsdale home with desert landscaping and the McDowell Mountains behind

Pool Service in Scottsdale, AZ, From Old Town to the McDowell Foothills

Scottsdale water gets harder the farther south you live, and the city has firm rules on where pool water may go. Call the free line any hour to be put through to an independent, locally owned pool company that works in Scottsdale.

Pool service in Scottsdale, AZ, means working with some of the hardest tap water in the Valley, a city that tracks exactly where pool water goes when you drain it, and, in many neighborhoods, a rental pool that has to meet its own safety rules. This page walks through what sets a Scottsdale pool apart and how a single phone call gets you to someone local.

Phoenix Pool Cleaning Pro is a phone line, not a pool company. Once you dial (623) 240-0428, a recorded voice asks you to describe the pool and your part of town, then hands you over to an independent, locally owned pool service company working in Scottsdale. That company looks at the pool, gives you its price and does the work, and you pay it directly.

Scottsdale: one long city with three kinds of tap water

Scottsdale runs a long way north from its southern edge near Tempe, past Old Town, McCormick Ranch and Gainey Ranch, up through Kierland and Grayhawk to DC Ranch, McDowell Mountain Ranch and the Pinnacle Peak area at the foot of the McDowell Mountains. Scottsdale Water, the city's own utility, serves that whole stretch, and its water is not the same from one end to the other.

The city says roughly 90 percent of its drinking water now comes from surface water, mostly Colorado River water delivered by the Central Arizona Project (CAP), plus Salt and Verde river water from the Salt River Project (SRP). That is a big change: before the mid 1980s, Scottsdale depended entirely on groundwater, and it first took CAP water in 1987. Wells now supply less than 10 percent. Because hardness depends on which source and which treatment plant feeds an area, a pool in south Scottsdale and a pool in the north can scale at very different rates.

Backyard pool beside a stucco home in the north Scottsdale foothills with saguaros and the McDowell Mountains behind

Hardness by neighborhood, from the city's own fact sheet

Hardness is the amount of dissolved calcium and magnesium in the water. Scottsdale Water reports it in grains per gallon (gpg) and in milligrams per liter (mg/L, about the same as parts per million). Its hard water fact sheet splits the city into three bands using two familiar roads as the lines:

Approximate tap water hardness in Scottsdale by area, from Scottsdale Water
Part of ScottsdaleGrains per gallonMilligrams per liter
South of Indian School Road22 to 25370 to 430
Indian School Road to Chaparral Road20 to 22340 to 370
North of Chaparral Road16 to 18275 to 300

The city points out that hardness is not a health standard and is not considered a health risk. A pool is a different story. Water leaves by evaporation all summer, the minerals stay behind, and every top-up from the hose brings in more. In the southern band that cycle starts from a higher number, so the white crust at the waterline, cloudy water after a heat wave and scale inside a heater or salt cell can show up sooner. In the north the tap water is softer, but it is still hard, and the same buildup happens over more seasons.

Knowing your band helps when you talk to a pool company. Ask how it tracks calcium hardness and total dissolved solids (TDS, everything dissolved in the water, including salt and stabilizer) at your address, and at what point it would suggest a partial drain and refill. The pool tile cleaning page explains what scale on the tile line is and how it comes off, and the guide to draining a pool in Arizona covers when fresh water makes sense.

A hand holding a pool water sample vial at the surface of clear blue water

Pool service Scottsdale AZ homeowners ask about most

Most calls start with routine weekly cleaning and maintenance: skimming, brushing, emptying baskets and balancing the water, which in Scottsdale means keeping a close eye on calcium. When the water has already turned, green pool cleanup is the job, for example a pool that sat untended at a seasonal home or between rental guests. Search data also shows steady interest in Scottsdale pool service and repair together, so the pool repair page is worth a read if the pump, filter or heater is acting up. For the big picture of what a full service visit covers, start with pool service in Phoenix.

A person in a pool skimming the water with a net, saguaro and desert plants behind the wall

Pool Service in Phoenix

What a full pool service covers in the desert, how weekly visits differ from one-time calls, and what to ask a Phoenix pool company before you agree to a plan.

A hand pushing a blue pool brush along the floor of a clear pool

Pool Cleaning and Weekly Maintenance

Skimming, brushing, baskets, vacuuming and water testing week after week, and why heat, dust and hard water make the routine matter here.

Hands turning a wrench on an old pool pump

Pool Repair

Pumps, filters, heaters, salt cells, lights and plumbing: how a repair visit starts with a diagnosis and when a part is worth fixing.

Pool brush scrubbing near the waterline

Pool Tile Cleaning

White calcium lines at the waterline: why they form so fast in the Valley, how bead blasting and other methods compare, and what can damage tile.

Backyard pool with green water and debris on the surface

Green Pool Cleanup

Bringing a green or swampy pool back: what the cleanup involves, how long it takes, and the mosquito rules Maricopa County enforces.

Draining a Scottsdale pool: where the water may go

Scottsdale says plainly that pool water must not go to the street, an alley, other city right of way, a storm drain inlet or a drainage channel.

Onto your own landscape

You may use pool water on your yard as long as it soaks in and stays on your property. The city suggests draining over a few days and testing first: pH between 6.5 and 8.5 and chlorine below 0.1 mg/L, to lessen harm to plants.

Into the sewer cleanout

If there is more water than the yard can take, the city allows draining to the sanitary sewer through the home's cleanout, at no more than 50 gallons a minute. Secure the hose, and check the tub and shower right away. If water backs up, shut the pump off.

Never to the curb

No draining down the driveway, into the gutter or onto a neighbor's lot. A pool company that offers to drain your pool should say exactly where the water will go, and the answer should be one of the two options the city allows.

Older homes, missing cleanouts and the winter sewer bill

Scottsdale describes a sewer cleanout as two four inch caps about a foot apart with a square nut on top, and it notes that the city keeps no record of where cleanouts sit on private property. If you cannot find yours, sort that out with a plumber before the day you plan to drain, which is worth doing early in the older neighborhoods of south and central Scottsdale.

Timing matters too. Scottsdale bases the residential sewer volume charge on water use billed in December, January and February, so refilling a pool in those months can push your sewer bill up for the whole year. The city lets you request an adjustment, with a deadline of August 31. Ask the pool company to plan a drain and refill around that, and keep a note of the refill date and how much water it took.

A robotic pool cleaner working across a sunlit pool floor

Safe checks before you call

  • Baskets. Empty the skimmer and pump baskets. After a dust storm they can fill in a single afternoon.
  • Water level. Look at the skimmer opening. In summer, evaporation can drop the level until the pump pulls air.
  • Filter gauge. Note the pressure reading and tell the company. A reading well above normal usually means a dirty filter.
  • Breaker or GFCI. Reset a tripped one once. If it trips again, keep it off and mention that when you phone.
  • Children. Keep kids away from a pool with cloudy or green water. You cannot see the bottom, which makes it a drowning hazard.

Gas smell at a pool heater? Leave the area, keep others away and do not touch the heater, switches or controls. From a safe distance, call 911 and Southwest Gas at 877-860-6020. Never mix pool chemicals with each other, and store them apart, dry, shaded and out of children's reach.

Short-term rental pools and Scottsdale's barrier rules

Scottsdale licenses short-term and vacation rentals. Under the city's short-term rental ordinance, owners need an annual city license for each Scottsdale property, on top of a state transaction privilege tax license and registration with the Maricopa County Assessor. Each rental must name a real person as its emergency contact, with a 24 hour phone number.

Rental pools get their own safety rules, and the city says they apply no matter how old the house or the pool is. A rental with a pool, spa or hot tub that guests can use needs:

  • A perimeter fenceat least 60 inches high, hard to climb, that keeps the public out of the backyard, such as a block wall.
  • Gates that close and latch by themselveswith the latch at least 54 inches up and able to take a lock. Vehicle gates must be locked.
  • A second barriereither a separate 60 inch pool fence or audible alarms on the doors and windows that lead to the pool.
  • A lockable spa coverwhen a spa or hot tub sits outside the pool fence and the doors and windows to it have no alarms.

For homes that are not rentals, Scottsdale's 2021 pool code amendments also call for a barrier at least 60 inches high, and they make the owner responsible for keeping gates, fencing, doors, locks, alarms and latches in good working order. Which version applies to an older pool can depend on when it was permitted, so check with the city's Inspection Services at 480-312-2500 before you change a fence.

Why Scottsdale homeowners call the line

One number from south to north

Whether you live below Indian School Road or up near the McDowell Mountains, one free number connects you with an independent pool company that covers Scottsdale.

Answered at any hour

The recorded assistant answers around the clock. When the company is busy, your name, callback number, neighborhood and what the pool is doing go to it for a return call.

You pay the company, never the line

Calling costs nothing. The pool company inspects, quotes and bills you directly, whether the job is a weekly route, a drain and refill or a rental turnover.

Help checking who you hire

These pages explain how to search a company's license on the Arizona Registrar of Contractors search before repair or equipment work, so you can check it yourself.

How a Scottsdale call works

  1. Call the numberAn automated assistant answers (623) 240-0428 day or night, weekends included.
  2. Describe the poolSay what is going on: cloudy or green water, a pump that hums, a heater that will not fire, scale on the tile, and which part of the Valley you are in.
  3. Get put throughThe call is transferred to an independent, locally owned pool service company, which hears a short summary of the problem before it picks up.
  4. Deal with them directlyThat company looks at the pool, quotes, does the work and bills you. If it cannot answer, your name, number, area and problem are passed along so it can call you back.

Questions to ask a Scottsdale pool company

  • How do you handle calcium at my address? A good answer mentions testing hardness and TDS, not just chlorine and pH.
  • If the pool needs draining, where will the water go? It should be your landscape or the sewer cleanout, never the street.
  • What is your ROC license number? Ask for it before any repair, equipment or resurfacing work, then look it up.
  • Is the price per visit or per month, and what does it leave out? Get it in writing before the first visit.

About this line: Phoenix Pool Cleaning Pro is a free phone line, not a pool company. It answers your call and connects you with an independent local pool service company, which inspects, quotes and does the work, and which you pay directly. Companies may pay a referral fee. You never pay the line. See how the line works.

Check the license first. Arizona's Registrar of Contractors (ROC) licenses contractors, and its residential classifications include R-6, Swimming Pool Service and Repair. Repairs, equipment replacement and resurfacing generally call for a licensed contractor; whether a cleaning-only service needs a license is not spelled out, so ask the ROC if it matters to you. Ask the company for its ROC license number and look it up on the ROC contractor search (opens in a new tab) before work begins. The line does not check this for you.

Areas near Scottsdale

Every Phoenix-area town the line serves:

Common questions

Which number do I call for pool service in Scottsdale, AZ?

Phone the free number, day or night. A recorded assistant asks about the pool and which part of Scottsdale you live in, then sends you on to an independent, locally owned pool company that works in the city. That company quotes its own price, does the work and bills you. The line never charges you.

Is there pool service and repair in North Scottsdale?

Yes. The line takes calls from every part of the city, from Old Town up to the neighborhoods near the McDowell Mountains. Repairs and equipment work generally call for a licensed contractor, so ask the company for its Arizona ROC license number and look it up before work starts. Whether a cleaning-only service needs a license is not spelled out, so ask the ROC if you want to be sure.

Is Scottsdale water hard on pools?

It is hard everywhere in the city, and harder in the south. Scottsdale Water's hardness fact sheet gives about 22 to 25 grains per gallon south of Indian School Road, 20 to 22 between Indian School and Chaparral roads, and 16 to 18 north of Chaparral Road. The city notes hardness is not a health risk, but in a pool it builds into scale on tile and equipment.

Can I drain my pool into the street in Scottsdale?

No. The city says pool water must not go to the street, an alley, other city right of way or a storm drain inlet. You can use it on your own landscape, or send it to the sanitary sewer through your home's cleanout at no more than 50 gallons a minute.

Does a Scottsdale short-term rental need a pool fence?

Yes. For short-term rentals with a pool, spa or hot tub, the city requires a 60 inch perimeter fence with self-closing, self-latching gates, plus a second barrier: a separate 60 inch pool fence or audible alarms on the doors and windows leading to the pool. A spa outside the pool barrier needs a lockable cover unless the doors and windows leading to it have alarms.

When is pool party season in Scottsdale?

There is no official date, but most Scottsdale pools see their heaviest use from late spring into early fall. That stretch overlaps the monsoon, which the National Weather Service dates June 15 to September 30, so plan on dust storms and storm debris. A pool check before the first big weekend, and again after each dust storm, keeps the water clear for guests.

Pool trouble in Scottsdale? Call the free line

One free call at any hour. Say what the pool is doing and where in the Valley you live, and the line puts you through to an independent, locally owned pool company that sees the pool for itself and sets its own price.

Call (623) 240-0428

  • Day or nightAn automated assistant answers every call, weekends and holidays too.
  • Nothing to pay the lineCallers are never billed by the line. Any price comes from the pool company.
  • Look up the ROC licenseFor repairs or resurfacing, get the company's Arizona ROC number and check it before work starts.
  • You decideHear what the company found and what it costs, then choose whether to go ahead.