Brown Stains On Floor Of Pool

The gym is clean and well maintained but i couldn t help but concentrate on the giant brown stains all over the bottom of the pool.
Brown stains on floor of pool. The appearance of brown algae on the bottom of the pool is a sign of the beginning of an infestation of mustard algae. Copper stains in a pool will normally form a teal or turquoise blue green color while iron stains produce a rusty red to brown or green brown splotches and manganese will usually cause brownish black or purple. This is one of the most difficult types of algae to get rid of and gets its name from its yellowish brown color. The first cause is the most common culprit of brown stains in the swimming pool.
Over this last weekend i took some time to get some much needed exercise in a local gym s lap pool. Vinyl is another pool finish that causes trouble. Metals create pool stains that appear reddish brown are very dark in color or have a rust like appearance to them. But luckily removing pool stains is simple when you know what you re looking for.
How to determine the cause of brown stains in your swimming pool and how to clean them. When you can identify a pool stain removing it becomes much easier. Pool steps can leave stains and rust on the finish and age can take a toll on the finish. Typically greenish brown colored stains are related to something organic like algae or leaves that were left on the pool floor.
When the iron concentration is too high it leads to brown water discolouration it is imperative that this iron concentration is reduced to under 0 2 mg l otherwise air oxidation could cause iron oxides to build up resulting in brown stains. And when stains appear they range in color from bright green red and blue smears to dark brown and red blobs. The most common blemish however is usually fading caused by sun damage and tears caused by equipment or debris in the pool. Vinyl is more resilient when it comes to staining but it s not immune.
Organic pool stains are not usually hard to remove but with time your pool will start to have a dull light brown color that you won t be able to remove.