If your pool water turns purple or black after the addition of chlorine, this can indicate a manganese problem. As the manganese is oxidized by the chlorine or non-chlorine shock, the …

2013年10月31日 · Clear Black or Dark Pool Water. Dark pool water may be caused by high levels of manganese in the fill water. This can cause discoloration of the water to a dark blue, purple …

Although finding black water in your pool after winter can be startling, this condition is not untreatable. Phosphate testing can help you narrow down the likely causes of your black pool …

2016年5月16日 · Green water is normally an indication that there is copper or iron in your pool water. If it is a thick dark green and the water is cloudy, then you most likely have algae not …

My pool water turned black! Chances are you landed on this page because you have dark black water in your pool or spa. Black pool water can be easily treated using our directions, one of …

2024年11月11日 · If your pool has turned brown, it is likely due to a buildup of organic material, such as leaves, algae, or even metal. One of the main causes of brown pool water is a high …

2024年4月18日 · When conditions like warm temperatures, sunlight, and inadequate sanitation align, algae bloom can turn your pool water into a murky brown mess faster than you can say …

2023年9月27日 · Black or dark spots on your pool surfaces could indicate the growth of black algae. While a variable speed pump won't directly eliminate black algae, proper circulation is …

Possible causes of discolored water are algae growth or excess copper, manganese or iron. Don't let the color overwhelm you; it may be a simple fix. - Green, cloudy water (algae growth): See …

2007年6月12日 · The black (sometimes very dark red) patches are very resistant to scrubbing - essential immovable. Photo attached. The pool is salt water chlorinated and I have a trickle …