<abstract xmlns="http://www.w3.org/1999/xhtml">

<p>The necessity of reducing the operating costs of swimming pools leads to attempts to reuse of backwash water from washing swimming pool filter beds. Their use for watering plants, sprinkling tennis courts and play fields, draining to nearby watercourses or even returning to swimming pool installations is taken into consideration. Current researches proved the toxicity of these waste streams. The results of these studies raise doubts about the rightness of the attempts to introduce washings from pool filters directly into the environment. The aim of the presented work is to determine the source of toxicity of filter backwash water. The assessed in the work washings were characterized by high turbidity, high content of both suspended solids and organic compounds. A decrease in value of general impurity indicators after the filtration process of washings has been shown, suggesting that the main source of toxicity may be the suspension, including various anthropogenic organic micropollutants. Although this is just a research hypothesis. For this reason, comparative studies on the occurrence of toxic organic micropollutants in raw filter backwash water, supernatant water and filtrate collected after the filtration process were carried out.</p>
</abstract>

The necessity of reducing the operating costs of swimming pools leads to attempts to reuse of backwash water from washing swimming pool filter beds. Their use for watering plants, sprinkling tennis courts and play fields, draining to nearby watercourses or even returning to swimming pool installations is taken into consideration. Current researches proved the toxicity of these waste streams. The results of these studies raise doubts about the rightness of the attempts to introduce washings from pool filters directly into the environment. The aim of the presented work is to determine the source of toxicity of filter backwash water. The assessed in the work washings were characterized by high turbidity, high content of both suspended solids and organic compounds. A decrease in value of general impurity indicators after the filtration process of washings has been shown, suggesting that the main source of toxicity may be the suspension, including various anthropogenic organic micropollutants. Although this is just a research hypothesis. For this reason, comparative studies on the occurrence of toxic organic micropollutants in raw filter backwash water, supernatant water and filtrate collected after the filtration process were carried out.

The Source of Toxicity of Backwash Water from a Swimming Pool Filter Bed Washings

Architecture, Civil Engineering, Environment

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

The necessity of reducing the operating costs of swimming pools leads to attempts to reuse of backwash water from washing swimming pool filter beds. Their use...

The Source of Toxicity of Backwash Water from a Swimming Pool Filter Bed Washings

Published Online: Apr 04, 2019

Page range: 139 - 146

Received: Jan 03, 2018

Accepted: Apr 19, 2018

DOI: https://doi.org/10.21307/acee-2018-046

Keywords
Filter backwash water, Micropollutants, Swimming pools, Toxicity, Water reuse

© 2018 Anna Lempart et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

The Source of Toxicity of Backwash Water from a Swimming Pool Filter Bed Washings

Published Online: Apr 04, 2019

Page range: 139 - 146

Received: Jan 03, 2018

Accepted: Apr 19, 2018

DOI: https://doi.org/10.21307/acee-2018-046

KeywordsFilter backwash water, Micropollutants, Swimming pools, Toxicity, Water reuse

© 2018 Anna Lempart et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Keywords
Filter backwash water, Micropollutants, Swimming pools, Toxicity, Water reuse