Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
HYPERION CATALYSIS INC
38 SMITH PL, CAMBRIDGE, MA, 02138
Parent company: NA
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases 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.
| Year | Ethylene | Total |
|---|---|---|
| 2020 | 20 | 20 |
| 2019 | 84 | 84 |
| 2018 | 83 | 83 |
| 2017 | 85 | 85 |
| 2016 | 86 | 86 |
| 2015 | 64 | 64 |
| 2014 | 20 | 20 |
| 2013 | 29 | 29 |
| 2012 | 25 | 25 |
| 2011 | 255 | 255 |
| 2010 | 10 | 10 |
| 2009 | 255 | 255 |
| 2008 | 255 | 255 |
| 2007 | 255 | 255 |
| 2006 | 255 | 255 |
| 2005 | 250 | 250 |
| 2004 | 250 | 250 |
| 2003 | 250 | 250 |
| 2002 | 250 | 250 |
| 2001 | 250 | 250 |
| 2000 | 250 | 250 |
| 1999 | 250 | 250 |
| 1998 | 250 | 250 |
| 1997 | 250 | 250 |