Facility Profile

WESTLAKE ROYAL STONE LLC - NAPA
WESTLAKE CORP
Facility Summary
350 TOWER RD, AMERICAN CANYON, CA, 94503 (NAPA)
In 2022, this facility made toxic releases of:
- Concern to the air
- Onsite air release of Clean Air Act chemicals
- Onsite release Persistent bioaccumulative toxic substance (PBTs)
- Onsite release of known carcinogens
This facility reported the following greenhouse gas releases for 2022:
18-month enforcement and compliance history summary for this facility:
Facility: No Violation Identified
Clean Air Act:
Clean Water Act: Terminated Permit
Resource Conservation and Recovery Act : No Violation Identified
Total Penalties: $0
Last Penalty: N/A
2022 Toxic Substance Releases
Substance Total
(lbs)
Air
(lbs)
Water
(lbs)
Land
(lbs)
UnInj
(lbs)
Offsite
(lbs)
LEAD COMPOUNDS
CASRN: N420
711.52 0.03 0.00 0.00 0.00 711.49
Substance Total Air Water Land UnInj Offsite
DIISOCYANATES (TRI CATEGORY)
CASRN: N120
0.00 0.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
NITRATE COMPOUNDS (WATER DISSOCIABLE)
CASRN: N511
0.00 0.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite