Notes from the deep end

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

479 articles

Filtration & Circulation · Archive date: · 3 min read

How long does a pool pump last?

A pool pump often lasts several years, but lifespan depends on maintenance, runtime, debris load, and whether the motor, seal, and filter stay in good shape.

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 Alkalinity in a Pool?

Total alkalinity rises when pool water picks up bicarbonates, carbonates, or other alkaline substances. Testing and label-guided adjustments help identify the real cause.

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

Water Chemistry · Archive date: · 3 min read

How to Shock a Green Pool Safely and Get It Clear Again

A green swimming pool usually needs more than shock alone: remove debris, brush surfaces, run filtration, test water, and follow the product label.

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 Green Algae in a Pool

Green algae usually means circulation, filtration, or sanitizer levels have fallen behind. Brush, vacuum, clean the skimmer and filter, and follow the pool chemical label.

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

Water Chemistry · Archive date: · 3 min read

Is High pH in a Pool Dangerous?

High pH is usually not an immediate emergency, but it can irritate swimmers and reduce chlorine effectiveness. Test, clean, and follow the label or manual.

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

Skimming & Debris · Archive date: · 3 min read

Why Leaves Sink Before the Skimmer Reaches Them

Leaves often sink when they get waterlogged or the pool’s surface flow is too weak. Safe checks can reveal whether the skimmer, pump, or circulation needs attention.

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 Know Which Skimmer Weir Door Fits Your Pool?

Match the skimmer model, opening, hinge style, and material before buying a replacement weir door. Careful measuring prevents poor skimming and stuck flaps.

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

Water Chemistry · Archive date: · 3 min read

What Causes Chlorine Demand to Spike in a Clean-Looking Pool?

A clear pool can still lose chlorine fast when hidden contaminants, weak circulation, low CYA, or early algae keep consuming sanitizer behind the scenes.

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

Filtration & Circulation · Archive date: · 3 min read

When Should You Clean or Replace a Pool Filter Cartridge?

A pool filter cartridge should be cleaned when pressure rises or flow drops, and replaced when damage, stretching, or poor filtration persists.

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

Water Chemistry · Archive date: · 4 min read

How to Maintain a Saltwater Pool: Safe, Simple Pool Maintenance Tips

Maintain a saltwater pool by testing water regularly, keeping circulation strong, cleaning the filter and skimmer safely, and following the salt system manual.

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

Water Chemistry · Archive date: · 3 min read

How to Raise Stabilizer in a Pool Safely

To raise pool stabilizer, confirm low cyanuric acid, then add a pool stabilizer product per the label and retest after circulation before making more changes.

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

Water Chemistry · Archive date: · 3 min read

How Long Does It Take to Shock a Pool?

Pool shock starts working as soon as it circulates, but cleanup time varies. Learn what affects the wait, how to tell if it’s working, and when to swim.

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