Order Digital Reprints
Want a PDF of this article as it appeared in print?
Order Here!
Filed Under
Sign Me Up!
Join your colleagues who already get great content delivered right to their inbox.
Sign up Digital!
If you don't want to bring your iPad into the bathroom, we can send you a magazine subscription for free!
Subscribe to Print!
The covered influent channel with nozzles placed above.
Grease and related odors from a trickling filter wet well were so bad at the Silicon Valley Clean Water treatment plant that the staff couldn’t eat lunch at the picnic tables on the deck outside the office.
But 3 1/2 years ago, the plant — located in Redwood City, California —...
