Phoenix Pools: Are "Saltwater" Systems Drying You?

Photograph of Franklin Everett ShawBy Franklin Everett Shaw
August 10, 2025

The shimmering mirage of a “saltwater” pool beckons in the Phoenix heat, promising relief from the harsh desert sun. But before you dive in, let’s debunk a common misconception: saltwater pools aren’t inherently less drying than their chlorine counterparts, especially here in Arizona. The real culprits behind that parched, itchy skin are the relentless sun and the low humidity, exacerbated by pool chemistry.

The “saltwater” pool is a bit of a misnomer. It’s not ocean water in your backyard. Instead, a salt chlorine generator uses electrolysis to convert salt (sodium chloride) into chlorine. So, you’re still swimming in chlorinated water. The difference lies in how the chlorine is produced, not its absence.

The dryness you experience after a swim in Phoenix isn’t primarily due to the type of chlorine, but rather the amount and the environmental factors.

Here’s why Phoenix pools are particularly drying:

  • Low Humidity: Arizona’s desert air is notoriously dry. Water evaporates quickly, pulling moisture from your skin. This is compounded by the pool water, which further draws out your skin’s natural oils.

  • Intense Sun: The Arizona sun is brutal. UV radiation damages the skin’s protective barrier, making it more susceptible to moisture loss.

  • Pool Chemistry Imbalance: Whether it’s a traditional chlorine pool or a saltwater pool, improper pH levels, excessive chlorine, or high calcium hardness can strip your skin of its natural oils.

So, how do you combat the dreaded post-swim dryness in Phoenix? It’s a multi-pronged approach focusing on hydration, protection, and proper pool maintenance.

Hydration is Key:

  • Pre-Swim Hydration: Drink plenty of water before you even think about dipping a toe in. Aim for at least 16 ounces of water an hour before swimming.

  • Post-Swim Rehydration: Replenish the fluids lost during your swim. Electrolyte-rich drinks can be beneficial, especially after a longer swim.

Sun Protection is Non-Negotiable:

  • Sunscreen, Sunscreen, Sunscreen: Use a broad-spectrum, water-resistant sunscreen with an SPF of 30 or higher. Apply liberally 15-30 minutes before swimming and reapply every two hours, or immediately after toweling off. Don’t skimp!

  • Protective Clothing: Consider wearing a rash guard or swim shirt, especially during peak sun hours (10 AM to 4 PM).

  • Seek Shade: Utilize umbrellas, shade structures, or strategically planted trees to minimize direct sun exposure.

Moisturize, Moisturize, Moisturize:

This is where the real magic happens. The right moisturizer can make all the difference.

  • Immediately After Swimming: Rinse off with fresh water to remove chlorine residue. Pat your skin dry, don’t rub.

  • Apply Moisturizer While Still Damp: This helps lock in moisture.

  • Choose the Right Moisturizer: Look for ingredients like:

    • Hyaluronic Acid: A humectant that draws moisture from the air into your skin.
    • Glycerin: Another humectant that helps retain moisture.
    • Ceramides: Lipids that help repair the skin’s natural barrier.
    • Shea Butter: An emollient that softens and smooths the skin.
  • Specific Product Recommendations (Available at Phoenix Drugstores):

    • CeraVe Moisturizing Cream: A classic for a reason. It’s fragrance-free, non-comedogenic, and contains ceramides. Widely available at Walgreens and CVS.
    • Vanicream Moisturizing Cream: Another excellent option for sensitive skin. It’s free of common irritants like dyes, fragrance, and parabens. Check your local Fry’s Marketplace or Target.
    • Eucerin Advanced Repair Cream: Contains ceramides and natural moisturizing factors. Readily found at most drugstores in Phoenix.
  • Don’t Forget Your Lips: Use a lip balm with SPF to protect your lips from sun and dryness.

Pool Chemistry Matters:

  • Maintain Proper pH Levels: The ideal pH range for pool water is 7.2 to 7.8. Test your pool water regularly and adjust as needed. A pH that is too high or too low can irritate your skin and eyes.

  • Monitor Chlorine Levels: Keep chlorine levels within the recommended range (1-3 ppm). Excessive chlorine can dry out your skin.

  • Consider a Saltwater System (But Don’t Expect Miracles): While a saltwater system can be gentler on the skin if properly maintained, it’s not a magic bullet. You still need to monitor chlorine levels and pH.

  • Calcium Hardness: High calcium hardness can lead to scale buildup, which can also irritate the skin. Test your water and adjust calcium hardness as needed.

Common Mistakes and Pitfalls:

  • Thinking Saltwater Pools are Chlorine-Free: This is the biggest misconception. Saltwater pools still use chlorine.

  • Skipping Sunscreen: A cardinal sin in Arizona.

  • Not Moisturizing Immediately After Swimming: The longer you wait, the more moisture your skin loses.

  • Using Harsh Soaps: Opt for gentle, fragrance-free cleansers.

  • Ignoring Pool Chemistry: Neglecting pool maintenance can lead to skin irritation and dryness.

  • Assuming All Moisturizers are Created Equal: Look for moisturizers with the ingredients mentioned above. A light lotion might not be enough in the Arizona climate.

Real-World Scenario:

Imagine you’re spending a Saturday afternoon at the pool in Scottsdale. You apply sunscreen before heading out, but forget to reapply after a couple of hours. You also skip moisturizing after your swim. By evening, your skin feels tight, itchy, and dry.

The solution? Immediately take a cool shower, pat your skin dry, and slather on a generous amount of CeraVe Moisturizing Cream. Drink plenty of water and avoid harsh soaps for the next few days. Next time, set a timer to remind yourself to reapply sunscreen and keep a bottle of moisturizer by the pool.

Swimming in Phoenix doesn’t have to mean sacrificing your skin’s health. By understanding the factors that contribute to dryness and taking proactive steps to protect and hydrate your skin, you can enjoy your pool without the post-swim misery. Remember, it’s not just about the type of pool, but about how you care for your skin and maintain your pool’s chemistry. So, dive in, but do it smart!

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