Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
CEDAR FALLS UTILITIES
UTILITY PKWY, CEDAR FALLS, IA, 50613
Parent company: CEDAR FALLS UTILITIES
PBT
— 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 | Sulfuric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Hydrochloric acid (acid aerosols including mists, vapors, gas, fog, and other airborne forms of any particle size) | Nitric acid | Lead compounds | Mercury compounds | Total (lbs) |
| 2021 | — | — | — | — | — | 1 |
| 2013 | — | — | — | 13 | — | 13 |
| 2012 | — | — | — | 14 | — | 14 |
| 2011 | — | — | — | 7 | — | 7 |
| 2010 | — | 63,721 | — | 20 | — | 63,742 |
| 2009 | — | 27,080 | — | 26 | — | 27,106 |
| 2008 | — | 61,786 | — | 52 | — | 61,838 |
| 2007 | — | 139,489 | — | 126 | 6 | 139,621 |
| 2006 | 32,223 | 122,519 | — | 225 | 5 | 154,972 |
| 2005 | 34,125 | 172,903 | — | 225 | 8 | 207,261 |
| 2004 | 41,951 | 133,130 | — | 147 | 6 | 175,234 |
| 2003 | 41,240 | 120,227 | — | 45 | 9 | 161,522 |
| 2002 | — | 40,514 | — | — | — | 40,514 |
| 2001 | — | 55,601 | — | — | — | 55,601 |
| 2000 | — | 48,812 | — | — | — | 48,812 |
| 1999 | 3,246,574 | 24,060 | 577,740 | — | — | 3,848,374 |
| 1998 | 2,636,695 | 34,410 | 357,036 | — | — | 3,028,141 |
▎ 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.