Notes from the deep end

Practical articles for pool owners on skimming, water testing and choosing the right equipment.

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30 articles

Pool Troubleshooting · Archive date: · 4 min read

What Causes Algae in a Pool?

Algae usually starts when chlorine is too low for the water’s demand, or when circulation and filtration can’t distribute sanitizer well enough to keep growth from taking hold.

Written for PoolSkimmer on Oct 23, 2026; assigned an earlier archive date, not published on that date.

Water Chemistry · Archive date: · 3 min read

What Raises pH in a Pool?

Pool pH usually rises from aeration, added fill water, sunlight, and some chemicals. The key is to test first, then trace what changed in the pool.

Written for PoolSkimmer on Oct 23, 2026; assigned an earlier archive date, not published on that date.

Skimming & Debris · Archive date: · 3 min read

What Causes a Pool Skimmer to Suck Air Instead of Water?

A skimmer that pulls air usually points to low water, clogged baskets, a suction-side leak, or a valve issue. Start with safe checks before chasing hidden faults.

Written for PoolSkimmer on Oct 7, 2026; assigned an earlier archive date, not published on that date.

Skimmer Equipment · Archive date: · 3 min read

How Do You Measure a Skimmer Lid Before Ordering a New One?

Measure the skimmer lid itself, confirm the opening and frame, and match brand details so the new cover fits securely, sits flush, and stays safe.

Written for PoolSkimmer on Oct 7, 2026; assigned an earlier archive date, not published on that date.

Water Chemistry · Archive date: · 3 min read

Why Your Pool Water Keeps Turning Cloudy After Balancing

Cloudy pool water after balancing usually points to circulation, filtration, or contaminants—not just chemistry. Learn what to check, what to fix, and when to call a pro.

Written for PoolSkimmer on Oct 7, 2026; assigned an earlier archive date, not published on that date.

Filtration & Circulation · Archive date: · 3 min read

What Causes Weak Return Flow From Pool Jets?

Weak pool jet flow often points to a clogged skimmer, dirty filter, air leak, or pump issue. Use a safe troubleshooting order and call a pro when needed.

Written for PoolSkimmer on Oct 7, 2026; assigned an earlier archive date, not published on that date.

Seasonal Pool Care · Archive date: · 3 min read

How to Winterize an Inground Pool Safely

Winterizing an inground pool means cleaning, checking water balance, lowering the water level as directed, protecting plumbing and equipment, and installing a winter cover.

Written for PoolSkimmer on Oct 23, 2026; assigned an earlier archive date, not published on that date.

Pool Troubleshooting · Archive date: · 3 min read

How to Get Rid of Mustard Algae in a Pool

Mustard algae is stubborn, so get rid of it by brushing, vacuuming, cleaning the filter, and following label directions. Good circulation and routine care help prevent it from returning.

Written for PoolSkimmer on Oct 23, 2026; assigned an earlier archive date, not published on that date.

Water Chemistry · Archive date: · 3 min read

What Lowers pH in a Pool?

Acidic pool chemicals lower pH in a swimming pool, but the right fix depends on a current test reading, the label directions, and safe handling.

Written for PoolSkimmer on Oct 23, 2026; assigned an earlier archive date, not published on that date.

Water Chemistry · Archive date: · 3 min read

What Causes High pH in a Pool?

High pool pH usually comes from aeration, certain sanitizers, new surfaces, or fill water. Test first, inspect circulation safely, and follow label directions.

Written for PoolSkimmer on Oct 23, 2026; assigned an earlier archive date, not published on that date.

Pool Care · Archive date: · 3 min read

How to Close an Above Ground Pool Safely for Winter

Close an above ground pool by cleaning it, checking water chemistry, lowering the water only as your manual allows, and winterizing the pump and filter.

Written for PoolSkimmer on Oct 23, 2026; assigned an earlier archive date, not published on that date.

Pool Care · Archive date: · 3 min read

How to Get Rid of Water Bugs in a Pool

Remove water bugs by skimming, brushing, and cleaning the filter, then fix weak circulation and sanitation so backswimmers are less likely to return.

Written for PoolSkimmer on Oct 23, 2026; assigned an earlier archive date, not published on that date.