Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
INTERSTATE CONCRETE & ASPHALT AIRWAY PIT
2691 S CRAIG RD, AIRWAY HEIGHTS, WA, 99001
Parent company: CRH AMERICAS 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 And Lead Compounds | Lead compounds | Total (lbs) | ||
| 2024 | 1,471 | 24 | — | 1,495 | ||
| 2023 | 2,762 | 115 | — | 2,877 | ||
| 2022 | 3,534 | 34 | — | 3,568 | ||
| 2021 | 1,275 | 18 | — | 1,292 | ||
| 2020 | 2,588 | 38 | — | 2,626 | ||
| 2019 | 4,735 | 55 | — | 4,790 | ||
| 2018 | 1,504 | — | 88 | 1,592 | ||
▎ 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.