Facility Profile

ASARCO LLC MISSION COMPLEX
AMERICAS MINING CORP
Facility Summary
4201 W PIMA MINE RD, SAHUARITA, AZ, 85629 (PIMA)
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: Violation Identified
Clean Air Act: No Violation Identified
Clean Water Act: Violation Identified
Resource Conservation and Recovery Act : No Violation Identified
Total Penalties: $0
Last Penalty: 10/15/2010
2022 Toxic Substance Releases
Substance Total
(lbs)
Air
(lbs)
Water
(lbs)
Land
(lbs)
UnInj
(lbs)
Offsite
(lbs)
LEAD COMPOUNDS
CASRN: N420
5,761,902.09 12.31 45.78 5,761,844.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
CHROMIUM
CASRN: 7440-47-3
296,369.73 0.15 1.44 296,368.14 0.00 0.00
Substance Total Air Water Land UnInj Offsite
MANGANESE
CASRN: 7439-96-5
179,231.77 4.57 0.00 179,227.20 0.00 0.00
This substance is a developmental or reproductive toxin. (Source: Plastichem Project)
This substance is a mutagen. (Source: Plastichem Project)
This substance is an endocrine disruptor. (Source: TEDX (The Endocrine Disruption eXchange))
This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))
Substance Total Air Water Land UnInj Offsite
NICKEL
CASRN: 7440-02-0
174,415.58 0.06 0.00 174,415.52 0.00 0.00
Substance Total Air Water Land UnInj Offsite
COPPER COMPOUNDS
CASRN: N100
2,822.47 7.24 162.23 2,653.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
MERCURY COMPOUNDS
CASRN: N458
851.74 0.01 0.17 851.56 0.00 0.00
This is a persistent bioaccumulative toxic substance (PBTs). (Source: U.S. EPA Toxics Release Inventory (TRI))
This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))
Substance Total Air Water Land UnInj Offsite
AMMONIA
CASRN: 7664-41-7
530.00 530.00 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