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The lagoon system was built in the 1960s and covers 200 acres (81 ha). A mechanical treatment plant was opened in 1991 to accelerate water cleaning. Both systems were expanded in 2005–2007 to treat a combined 36 million US gallons (140,000 kl) of wastewater per day. The expansion also
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included measures to reduce foul odors from the plant, including lids on processing tanks and bio filters.
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39:, United States. It serves the city of Everett and discharges treated water into the
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Spencer Island Regional Park, a noted birdwatching spot.
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20:The main buildings of the facility as seen from
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120:Christopher Schwarzen (July 18, 2007).
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55:References
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
