Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
TECH ORD
47600 180TH ST, CLEAR LAKE, SD, 57226
Parent company: NATIONAL PRESTO INDUSTRIES
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 | Lead compounds | Lead And Lead Compounds | Total (lbs) | |||
| 2024 | — | 0 | 0 | |||
| 2023 | 0 | — | 0 | |||
| 2022 | 0 | — | 0 | |||
| 2021 | — | 0 | 0 | |||
| 2020 | 0 | — | 0 | |||
| 2019 | 0 | — | 0 | |||
| 2018 | — | 0 | 0 | |||
| 2017 | 0 | — | 0 | |||
| 2016 | 0 | — | 0 | |||
| 2015 | 0 | — | 0 | |||
| 2014 | 0 | — | 0 | |||
| 2013 | 32 | — | 32 | |||
| 2012 | 22 | — | 22 | |||
| 2011 | 96 | — | 96 | |||
| 2010 | 110 | — | 110 | |||
| 2009 | 210 | — | 210 | |||
| 2004 | 2 | — | 2 | |||
| 2003 | 12 | — | 12 | |||
▎ 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.