Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
BIOGEN INC
225 BINNEY ST, CAMBRIDGE, MA, 02142
Parent company: BIOGEN INC
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases in pounds (lbs) across all available years.
Full release table
Rows are years. Columns show the five highest-total chemicals across all years plus each year's total release volume.
| All values in pounds (lbs) | ||||||
|---|---|---|---|---|---|---|
| Year | Ammonia | Total (lbs) | ||||
| 2016 | 169 | 169 | ||||
| 2015 | 203 | 203 | ||||
| 2014 | 308 | 308 | ||||
| 2013 | 205 | 205 | ||||
| 2012 | 205 | 205 | ||||
| 2011 | 240 | 240 | ||||
| 2010 | 202 | 202 | ||||
| 2009 | 222 | 222 | ||||
| 2008 | 214 | 214 | ||||
| 2007 | 210 | 210 | ||||
| 2006 | 219 | 219 | ||||
▎ Facilities report to EPA's TRI once they manufacture, process, or use a listed chemical above set thresholds. Once that threshold is crossed, they must report actual releases regardless of size — so a small number reflects genuine low-level discharge, not a data error.