Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
CENTRAL PRE-MIX PARK ROAD
802 N PARK RD, SPOKANE, WA, 99212
Parent company: OLDCASTLE INC
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 | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | Lead compounds | Total (lbs) | |||
| 2008 | 1,071 | 62 | 1,132 | |||
| 2007 | 1,792 | 238 | 2,030 | |||
| 2006 | 1,020 | 163 | 1,183 | |||
| 2005 | 1,504 | 241 | 1,746 | |||
| 2004 | — | 0 | 0 | |||
▎ 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.