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  • Anammox Bacteria: DEMON Pilot

    Pierce County uses bacteria found naturally in wastewater to reduce nitrogen. During the multi-stage treatment process oxygen is used to grow "good" bacteria that breaks down and removes "bad" bacteria.

Pierce County uses bacteria found naturally in wastewater to reduce nitrogen. During the multi-stage treatment process oxygen is used to grow "good" bacteria that breaks down and removes "bad" bacteria. Pierce County News PCTV
Pierce County uses bacteria found naturally in wastewater to reduce nitrogen. During the multi-stage treatment process oxygen is used to grow "good" bacteria that breaks down and removes "bad" bacteria. Pierce County News PCTV

Pierce County sewer plant expansion has green benefits

May 24, 2016 5:04 PM

More Videos

Gusts of gale-force wind pepper South Sound 0:43

Gusts of gale-force wind pepper South Sound

Browns Point students' drawings highlight professional mural 1:28

Browns Point students' drawings highlight professional mural

Son suspected of killing 77-year-old mother makes court appearance 0:15

Son suspected of killing 77-year-old mother makes court appearance

$40 million, 7-story apartment complex to break ground next to downtown Tacoma library 1:04

$40 million, 7-story apartment complex to break ground next to downtown Tacoma library

Gig Harbor's largest ever building project opens to positive reviews 1:52

Gig Harbor's largest ever building project opens to positive reviews

VIDEO: Wilson's Jack Hanisch finds Daniel Santana for TNT play call of the week 0:22

VIDEO: Wilson's Jack Hanisch finds Daniel Santana for TNT play call of the week

Transforming Tacoma's Prairie Line into a linear park 2:22

Transforming Tacoma's Prairie Line into a linear park

No room at the Thurston County jail 1:40

No room at the Thurston County jail

Tacoma makes pitch for Amazon's HQ2 1:49

Tacoma makes pitch for Amazon's HQ2

Would you like beer cheese sauce, bacon and a fried egg on your fries? 0:46

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  • Browns Point students' drawings highlight professional mural

    Sit down (or try to keep up) with Boston-based artist Bren Bataclan as he transforms fifth-graders' sketches into colorful murals at Browns Point Elementary in Tacoma.