EPA contracted with Tetra Tech to assess what type of upgrades would be needed and what the main costs would be if WWTFs were to further reduce phosphorus inputs to Lake Champlain. Some information on the New York facilities is also included in this study for completeness purposes.
You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.- Lake Champlain Phosphorus Removal: Technologies and Cost for Point Source Phosphorus Removal (PDF)(198 pp, 5 MB, January 13, 2014)