Source: https://aquasops.com/credits Last updated: 2026-10-29 > Who took the photographs on this website, where they come from and the licence each one is used under. # Image credits The photographs on this website come from Wikimedia Commons and are used under the licences below. The screens, charts and diagrams are drawn by us. Photograph Author Licence [Close-up view of a red valve on a metallic pipe system with a pressure gauge](https://commons.wikimedia.org/wiki/File:Close-up_view_of_a_red_valve_on_a_metallic_pipe_system_with_a_pressure_gauge.jpg) Shixart1985 [CC BY 2.0](https://creativecommons.org/licenses/by/2.0/) [Filterpatrone Wasserfilter Rost](https://commons.wikimedia.org/wiki/File:Filterpatrone_Wasserfilter_Rost.JPG) Hungchaka [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/) [Lamella clarifier installation](https://commons.wikimedia.org/wiki/File:Lamella_clarifier_installation.jpg) Tube-settler [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/) [Motorized borehole water supply facility, Irawo-Parapo, Atisbo LGA, Oyo State, Nigeria](https://commons.wikimedia.org/wiki/File:Motorized_borehole_water_supply_facility_in_Irawo%E2%80%93Parapo,_Atisbo_LGA,_Oyo_State,_Nigeria.jpg) NigerianScribe [CC0](https://creativecommons.org/publicdomain/zero/1.0/) [Reverse osmosis membrane coil](https://commons.wikimedia.org/wiki/File:Reverse_osmosis_membrane_coil.jpg) David Shankbone [CC BY 3.0](https://creativecommons.org/licenses/by/3.0/) [Swimming pool maintenance in Perth, Western Australia, May 2021](https://commons.wikimedia.org/wiki/File:Swimming_pool_maintenance_in_Perth,_Western_Australia,_May_2021_01.jpg) Calistemon [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/) [Tallulah Water Plant clarifier 01](https://commons.wikimedia.org/wiki/File:Tallulah_Water_Plant_clarifier_01.jpg) Ktkvtsh [CC BY 4.0](https://creativecommons.org/licenses/by/4.0/) [Tallulah Water Plant finished water storage tank](https://commons.wikimedia.org/wiki/File:Tallulah_Water_Plant_finished_water_storage_tank.jpg) Ktkvtsh [CC BY 4.0](https://creativecommons.org/licenses/by/4.0/) [Water flowing steadily into a vibrant blue swimming pool during a sunny day](https://commons.wikimedia.org/wiki/File:Water_flowing_steadily_into_a_vibrant_blue_swimming_pool_during_a_sunny_day.jpg) Shixart1985 [CC BY 2.0](https://creativecommons.org/licenses/by/2.0/) [Water preparing bottles](https://commons.wikimedia.org/wiki/File:Water_preparing_bottles.jpg) Muselsom [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/) [Water treatment plant in Ramadi](https://commons.wikimedia.org/wiki/File:Water_treatment_plant_in_Ramadi.jpg) Jeremy M. Giacomino, U.S. Marine Corps [Public domain](https://commons.wikimedia.org/wiki/Commons:Licensing#Material_in_the_public_domain) Pictures are cropped and resized to fit the page. No endorsement by the authors is implied.