Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
HTC GROUP LTD
1419 11TH ST N, HUMBOLDT, IA, 50548
Parent company: NA
Carcinogen
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 | Manganese | Chromium | Lead compounds | Nickel | Lead And Lead Compounds | Total (lbs) |
| 2022 | 1 | — | — | — | — | 1 |
| 2021 | 14 | — | — | — | — | 14 |
| 2020 | 8 | — | — | — | 0 | 8 |
| 2019 | 8 | — | — | — | — | 8 |
| 2018 | 9 | — | — | — | — | 9 |
| 2017 | 10 | — | 0 | — | — | 10 |
| 2011 | — | — | 0 | — | — | 0 |
| 2010 | — | — | 0 | — | — | 0 |
| 2009 | 89 | 0 | — | 0 | — | 90 |
| 2008 | 64 | 0 | — | — | — | 64 |
| 2007 | 92 | — | — | — | — | 92 |
| 2006 | 111 | — | — | — | — | 111 |
| 2005 | 101 | — | — | — | — | 101 |
| 2004 | 113 | — | — | — | — | 113 |
| 2003 | 102 | — | — | — | — | 102 |
| 2002 | 114 | — | — | — | — | 114 |
▎ 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.