Where Brightwater’s clean and dirty waters pass one another, a sunken pool exhibits the movements and force of this most essential element.
The environmental sculpture Confluence is a recessed pool that marks the place at Brightwater where the cleansed effluent and the untreated influent water streams pass each other. Here, Jann Rosen-Queralt, one of the three artists behind Brightwater’s art plan, reveals the process and scale of the natural and human-made systems at work within the region’s watershed.
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Inside the pool, 24” diameter cross-pipes replicate the much larger pipes in the treatment plant’s conveyance tunnels. The pool’s large conveyance pipe shows the power and massive volume of treated water as gravity pulls it away from the facility via an 84” line. The conical shaped “breathing lung” at the center of the pool references the membrane filtration of plants, expanding and compressing using hydraulic mechanisms. It also revolves, recalling the rhythm and sounds of tide pools and breaching whales. Meanwhile, water weeps slowly from the walls of the pool, where it collects and then flushes suddenly, the way tides naturally filter an estuary.
About the Location
Brightwater Science, art, design, and ecology come together at Brightwater, one of the largest wastewater treatment facilities in the world. Located north of Woodinville, WA, Brightwater comprises a park, a community gathering space, an exhibition hall, and a scientific learning laboratory in addition to the structures that house technical operations. Throughout the site, integrated and portable…
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