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The One Pool Care

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Spring is peak green-pool season. Same-day slots go first.

Green Pool Cleaning & Recovery Melbourne

Green to clean in 24–72 hours

Algae, cloudy water or a pool left since winter: we test the water, find the real cause and clear it. Same-day booking when available and a price you agree before we start.

Same-day booking availability
Upfront pricing after testing
Algae, metals and chemistry diagnosed on site
Eco-friendly treatment products
500+ green pools recovered
75+ Melbourne suburbs
7 days open 6am to 8pm
Book by 28 Oct for a swim-ready pool on Melbourne Cup weekend Reserve a slot

How green is your pool?

The colour tells us how long recovery will take. Pick the closest match and call or book.

Light green or cloudy

You can still see the floor and steps.

Usually a chemistry and filtration fix: shock, brush, filter and rebalance.

Typically 24–48 hours

Dark green

You can't see the bottom.

Heavy bloom. We brush, treat, clear the dead algae through the filter and rebuild the water balance.

Typically 48–72 hours

Black spots or swamp

Black clusters, or water left for weeks.

Black algae roots into surfaces and needs intensive brushing and repeat treatment.

Often needs a second visit

Why Melbourne pools go green in spring

Melbourne's weather swings from cool nights to warm, bright days within a week. That is exactly when pool water gets out of balance.

Winter

Water is cold and algae is slow, but low chlorine and a stalled pump leave problems waiting.

Spring (now)

Warmer water, longer days and storms. Pools that looked fine in September can turn green within days.

Summer

Heat and strong sun burn off chlorine faster. Hot spells grow algae fastest.

Autumn

Leaf drop adds organic load that eats chlorine and feeds algae.

What we see in each part of Melbourne

Bayside

Coastal wind carries sand, salt and debris into pools, and chlorine gets used up quickly.

South-east

Larger family pools are often left untouched through school holidays, and green fast.

Eastern suburbs

Mature trees drop leaves, blossom and pollen that overload filters.

Inner Melbourne

Smaller courtyard pools warm quickly and swing in chemistry after storms or heavy use.

What waiting costs you

Act now

Light green or cloudy water usually clears in one visit.

Wait two weeks

A dark-green bloom takes more chemicals, more filtering and often a second visit.

Wait until summer

Black algae and surface staining can set in, and peak-season slots fill first.

Get ahead of the heat

Book now and we'll plan around your date, whether it's the Cup weekend, a sale or the school holidays.

Is it algae, or something else?

Not every green pool is algae, and more chlorine isn't always the answer. We test for all of these on the day.

Pool green after winter?

Cold weather hides problems that show up once the water warms. Test first, then treat. See our post-winter pool clean.

Green but chlorine reads high?

High total chlorine can mean low free chlorine, too much stabiliser or metals. A pool water test shows which.

Need it clear for a date?

Selling, renting out or hosting? Tell us the date and we plan around it. See emergency pool cleaning.

Low free chlorine. The most common cause. Sanitiser is used faster than it is replaced.
Too little circulation. Run the pump at least 8 hours a day, more in hot weather.
High pH. Above about 7.6, chlorine loses much of its strength. Aim for 7.0 to 7.6.
Cyanuric acid out of range. Too little and sunlight burns chlorine off. Too much slows it down. Target 30–50 ppm.
Metals. Copper or iron can tint water green with no algae present.

How our green pool recovery works

Four steps from first call to a clear pool.

1

Call or book online

Tell us your suburb, pool size and colour. We offer same-day visits when there is availability.

2

Test and assess

We test the water, identify the algae type and check the filter and pump.

3

Agree price, then treat

You approve a fixed quote. We treat, brush and run filtration to clear the water.

4

Clear check and handover

We confirm the water is clear and balanced, return if a second visit is needed and show you how to keep it blue.

What will it cost to clean your pool?

Answer six quick questions and get a realistic Melbourne price range for your pool — based on water volume, surface type and the state the water is in today.

Your pool
Size

Average depth = (shallow end + deep end) ÷ 2. Most Melbourne backyard pools sit around 1.4–1.6 m.

Water condition right now
How often do you want us there?
Add anything else?
Your suburb

Estimates are a guide only, based on typical Melbourne jobs. Final pricing is confirmed on site and depends on access, equipment condition and how long the pool has been left untreated. Green and black-algae recoveries may need a second visit.

How much does green pool recovery cost?

$130–$307

typical Melbourne range per visit

We confirm your exact price after testing the water, before any work starts.

  • Water volume and pool surface
  • How long the pool has been green
  • Algae type (green, black or mustard)
  • Filter and equipment condition
  • Add-ons such as a filter clean or sand change
Local Green Pool Cleaning

Types of pool algae we remove

Each type needs a different approach, which is why a test comes before the treatment.

Green algae

The most common. Floats in the water and coats walls. The easiest to clear.

Black algae

Dark clusters on walls, floors and skimmers. Roots into surfaces and is the hardest to remove.

Mustard algae

Yellow-brown, often mistaken for dirt or pollen. Resists normal chlorine levels.

Residential pools Rental properties Real estate pools Hotels Body corporate pools Commercial pools

What Melbourne pool owners say

We came back from a trip to a green pool. The team visited the moment we called and put together a plan to clear it. Absolutely perfect service.

David Jenkins

A house on my list had a pool turn green overnight. The One Pool Care cleared it quickly and it looked brand new for the buyers.

Nancy Patterson

I loved that they use eco-friendly products. Our pool is blue again and I feel better letting the kids splash in it.

Thomas Reynolds

Our Results Speak Loud And Clear

Green pool recovery FAQs

How long does it take to clear a green pool? +

Most light-to-moderate green pools clear within 24–72 hours of the first treatment. Heavy blooms, black algae or metal staining can need a second visit, and we confirm this at the on-site assessment.

How much does green pool recovery cost in Melbourne? +

Typically $130–$307 per visit, depending on water volume, pool surface and how long the pool has been green. We confirm the price upfront after testing the water. Add-ons such as a filter clean are priced separately.

Why is my pool green when my chlorine reads high? +

A test showing high total chlorine can hide low free chlorine. Other common causes are too much cyanuric acid (stabiliser) slowing chlorine down, high pH, and dissolved metals such as copper that tint water green with no algae at all. A full water test sorts out which one it is.

My pool turned green after winter. What should I do first? +

Don't just add chlorine. Remove debris, brush walls and floor, run the pump, and get the water tested so the treatment matches the cause. Our post-winter pool clean covers start-up if the water is only cloudy.

Is it safe to swim in a green pool? +

We don't recommend it. Algae-affected water usually means low sanitiser, and surfaces can be slippery. Wait until the water is clear and tested.

Should I drain a green pool? +

Usually no. Draining can damage the shell or liner and rarely fixes the cause. Treating and filtering the water is the standard approach.

What is the SLAM method? +

SLAM stands for Shock, Level and Maintain. You raise free chlorine to a shock level for the stabiliser in your pool, hold it until the water is clear and passes an overnight chlorine-loss test, and then return to normal levels.

Do you service my suburb, and can you come same day? +

We service 75+ Melbourne suburbs, including those in the areas section above. Same-day visits depend on availability on the day, so call before midday for the best chance.

Can you clear a pool before a sale, rental inspection or event? +

Yes. Tell us the date when you book and we will schedule the recovery to finish before it. See our one-time pool cleaning and emergency pool cleaning services.

Get your pool blue before the heat hits

Call now or send your details. We’ll confirm availability, test the water and quote before any work starts.