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Small waves in green dirty water
Wastewater with a bubble in the Aeration tank activated the sludge process of the wastewater system. Earth-Saving Day concept
Large water pump in a pond in a public park.
From below comes the bubbling source for Crystal Lake of the Angeles National Forest.
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The water surface is dirty.
Panorama of historic Oregon City paper mill on the Willamette River.
Watter swirls creating foam patters below a waterfall
Drainage or sewage manhole grid system on the street
This view of the Monroe Street Bridge and the Spokane Falls Skyride gondolas runs along the falls and river in the Huntington Park Natural Area, Spokane, Washington State, USA.
Close up detail of fierce white water river rapids from a clean deep green colored river forming a textured background.
Fast moving water creating turbulence.
sea coast with lots of waves from windy weather, Baltic sea in summer, cold windy weather in August
Fast moving water in the River Wensum in Norwich
View of the Monroe Street Bridge in Spokane, WA. The bridge was the third longest concrete bridge in the world when it was completed in 1911 and was renovated in 2003.
Water flowing over a concrete dam on a river
The texture of the water of the river. Natural water background with ripples and waves.
Water coming out of opened lock gates on The River Lee Navigation, Hackney, London
Willamette falls Oregon
Aerated activated sludge tank at a wastewater treatment plant.
Detail of the roaring waters thundering down victoria falls, in Zimbabwe.
river water
white foam and bubbles on dark polluted water surface. waste water.
Aerial view of Environmental engineers work at wastewater treatment plants, Water management concept.
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Rapid river
The surface texture of a stream of clear river water when viewed from above. Jets, foam, spray, currents and circulation of the water mass of the Zambezi river after Victoria falls when viewed from the bridge.
Flow on a river.
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