![Keepers Of The Refuge](https://cole-tpomag.imgix.net/https%3A%2F%2Fwww.tpomag.com%2Fuploads%2Fimages%2Ftrail_couple_with_stroller_2.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=c97b36df2c46119afbe3602643503868)
The Elk River Wastewater Treatment Plant in Eureka (8.6 mgd design) is a trickling filter-solids contact facility near the mouth of the Elk River, which separates the Northern California mainland from a large estuary that is part of the Humboldt Bay National Wildlife...