Year-over-year total releases
Reported on-site TRI releases in pounds, grouped by reporting year.
Facility detail
ROCKVILLE READY MIX CONCRETE
13900 PINEY MEETINGHOUSE RD, ROCKVILLE, MD, 20850
Parent company: AGGREGATE INDUSTRIES MANAGEMENT INC.
PBT
— EPA classifications across all reporting years
Top chemical totals
The 10 chemicals with the highest cumulative on-site releases 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.
| Year | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | Lead compounds | Lead And Lead Compounds | Mercury compounds | Total |
|---|---|---|---|---|---|
| 2020 | 956 | 0 | — | 2 | 958 |
| 2019 | — | 0 | — | — | 0 |
| 2018 | — | — | 6 | — | 6 |
| 2017 | — | 9 | — | — | 9 |
| 2016 | — | 36 | — | — | 36 |
| 2015 | — | 61 | — | — | 61 |
| 2014 | — | 28 | — | — | 28 |
| 2013 | — | 0 | — | — | 0 |
| 2002 | 547 | — | — | — | 547 |