Santa Fe, NM & Surrounding Areas
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    Santa Fe Pool Service

    Monsoon Season and Your Santa Fe Pool: What to Expect

    Every summer, Santa Fe's afternoon monsoon storms roll in — welcome rain after a dry spring, and a genuine challenge for pool owners. A single strong storm can undo a week of careful chemistry. Here's what actually happens and how to stay ahead of it.

    What a monsoon storm does to your pool

    It dilutes your chemistry. A heavy downpour adds a large volume of unbalanced water fast, diluting sanitizer and throwing off your carefully set levels.

    It drops pH. Rainwater is naturally slightly acidic. Enough of it will pull your pH down.

    It blows in debris and organics. Monsoon winds carry dust, pollen, leaves, and organic matter into the water. Organics consume chlorine as they break down — so right when your sanitizer is diluted, demand for it spikes.

    It brings dust and dirt runoff. Our storms often start with blowing dust. That dust ends up in the pool, clouding the water and adding phosphates that feed algae.

    It can overfill the pool. Water above the skimmer means the skimmer stops working, so surface debris never gets collected.

    The one-two punch that turns pools green

    Here's the pattern that catches people out: the storm dilutes your chlorine and dumps in organic material that eats what's left. Then the sun comes out and the water warms. Diluted sanitizer plus organic food plus warmth is precisely the recipe for an algae bloom — which is why so many Santa Fe pools go green a day or two after a big storm, not during it.

    What to do before a storm

    Make sure sanitizer is at a healthy level going in — a pool with strong chlorine handles dilution far better than one already running low. Secure or stow loose items that could blow into the water. If you use a cover, deploying it helps.

    What to do after a storm

    Skim and remove debris promptly — the faster organics come out, the less chlorine they consume.

    Check the water level and drain back down to mid-skimmer if it's overfull.

    Test the water — expect pH to have dropped and sanitizer to be low.

    Rebalance, adjusting alkalinity and pH, then bringing sanitizer back up. Shock if a lot of debris got in.

    Run the filter longer than usual to clear suspended dust and clean or backwash it afterward — monsoon dust loads filters quickly.

    Brush the walls, since dust settles and gives algae a foothold.

    Why weekly service matters more in monsoon season

    Storms don't wait for your schedule. The pools that sail through monsoon season are the ones being tested and corrected every week, so they're never starting from a deficit when a storm hits. It's the difference between a quick post-storm adjustment and a multi-day green-water recovery.

    Tired of chasing your pool every time a storm rolls through? Call (505) 805-2917 for weekly service in Santa Fe, Eldorado, Tesuque and Santa Fe County.