Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
SPERIAN INSTRUMENTATION
651 SOUTH MAIN STREET, MIDDLETOWN, CT, 06457
Parent company: NA
Carcinogen
PBT
— EPA classifications across all reporting years
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 | Lead | Total |
|---|---|---|
| 2011 | 1 | 1 |
| 2010 | 1 | 1 |
| 2009 | 1 | 1 |
| 2008 | 1 | 1 |
| 2007 | 1 | 1 |
| 2006 | 1 | 1 |