Planning yourSpa drain schedule

Why hot tubs need fresh water

If you use your hot tub regularly, you may wonder how often the water needs to be replaced. Water care involves more than how it looks. The Centers for Disease Control and Prevention notes that clear water can still carry germs, which is why regular testing matters. For hot tubs, the CDC recommends at least 3 ppm free chlorine and a water temperature no higher than 104°F. Cyanuric acid can also become a concern when stabilizer tablets are used over time. High cyanuric acid makes chlorine work more slowly, and lowering it requires draining part of the water.

Recommended draining timelines

For a practical starting point, Jacuzzi recommends draining, cleaning and refilling a hot tub every three to four months under normal use. Your routine should account for that recurring water change rather than waiting until the water looks different. A drain and refill is also an opportunity to clean the spa before fresh water is added. If your hot tub needs service between scheduled cleanings, our technicians can assess the spa and explain the work required.

Safe draining rules in Southern Nevada

Where the drained water goes matters just as much as when you drain it. The Las Vegas Valley Water District and the Southern Nevada Water Authority require pool and spa water to go into the sanitary sewer, usually through the home’s sewer clean out. It must not be discharged into the street or a storm drain. If you would rather have the job handled for you, we provide spa drain, clean and refill service and follow the local disposal requirements.

Managing evaporation and chemistry

Hot tubs lose water between services, so topping up may be part of ordinary care. Local tap water is very hard, according to the Las Vegas Valley Water District, with 280 ppm total hardness and 75 ppm calcium. Because topping up with hard water raises calcium over time, water replacement and water balance deserve attention together. For outdoor pools, the Southern Nevada Water Authority estimates that a typical 470 square foot pool can lose up to 22,842 gallons annually through evaporation, and a cover cuts evaporation by about 90 percent. Those figures describe pools rather than a specific hot tub, but they illustrate why covering an outdoor pool matters when managing water loss.

How Kingfisher Pool & Spa helps

We offer weekly spa care alongside a pool maintenance plan, and we quote detached hot tub service after looking at the spa. Our technicians handle draining, cleaning and refilling, along with spa filter care and repairs to equipment such as pumps, jets, heaters and control packs. If a repair is needed, we provide a written estimate before work begins, and nothing additional is done without your approval. We also provide spa turnovers for vacation rentals. Our service area includes Las Vegas, Henderson and Boulder City for spa service and other one time work. If you want to schedule a drain and refill, we can review the spa and explain the scope before the work starts.