Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
EMERY GENERATING STATION
11295 230TH ST, CLEAR LAKE, IA, 50428
Parent company: ALLIANT ENERGY CORP
Carcinogen
— EPA classifications across all reporting years
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 | Naphthalene | Total (lbs) | |||
| 2011 | 12,686 | — | 12,686 | |||
| 2010 | 11,724 | — | 11,724 | |||
| 2009 | 12,857 | — | 12,857 | |||
| 2008 | 19,914 | — | 19,914 | |||
| 2007 | 35,640 | — | 35,640 | |||
| 2006 | 28,423 | — | 28,423 | |||
| 2005 | 88,468 | — | 88,468 | |||
| 2004 | — | 14 | 14 | |||
▎ 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.