![The Woodchip Solution: How a Northwoods City Tackled Odor Control](https://cole-tpomag.imgix.net/https%3A%2F%2Fwww.tpomag.com%2Fuploads%2Fimages%2Frhinelander-odor-control-2-w500.jpg?crop=focalpoint&fit=crop&fp-x=0.5&fp-y=0.5&h=620&ixlib=php-1.1.0&q=75&w=1024&s=82fa95ab9baa1dad9cc82476ee57a36a)
Rhinelander, Wisconsin, has a nose for cost-effective odor control.
To eliminate odors from foul air drawn from beneath its influent channel covers, the city’s wastewater treatment plant has installed a simple filter consisting of a bed of woodchips. Native-born biology...