Year-over-year total releases
Reported on-site TRI releases in pounds (lbs), grouped by reporting year.
Facility detail
WILLIAMS LITHOGRAPH CO
534 4TH ST, SAN FRANCISCO, CA, 94107
Parent company: NA
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 | Isopropyl alcohol (only persons who manufacture by the strong acid process are subject, no supplier notification) | Toluene | Total (lbs) | |||
| 1991 | 14,700 | — | 14,700 | |||
| 1990 | 18,333 | 17,498 | 35,831 | |||
| 1989 | 22,400 | 17,500 | 39,900 | |||
▎ 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.