Facility Profile

USS MON VALLEY WORKS - IRVIN PLANT
US STEEL CORP
Facility Summary
CAMP HOLLOW RD, WEST MIFFLIN, PA, 15122 (ALLEGHENY)
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: Significant Violation
Clean Air Act: Violation Unaddressed; Local Has Lead Enforcement
Clean Water Act:
Resource Conservation and Recovery Act : No Violation Identified
Total Penalties: $6,100
Last Penalty: 06/23/2020
2022 Toxic Substance Releases
Substance Total
(lbs)
Air
(lbs)
Water
(lbs)
Land
(lbs)
UnInj
(lbs)
Offsite
(lbs)
HYDROCHLORIC ACID
CASRN: 7647-01-0
47,253.00 47,253.00 0.00 0.00 0.00 0.00
This substance is a developmental or reproductive toxin. (Source: Plastichem Project)
This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))
Substance Total Air Water Land UnInj Offsite
ETHYLENE
CASRN: 74-85-1
43,148.00 43,148.00 0.00 0.00 0.00 0.00
Substance Total Air Water Land UnInj Offsite
MANGANESE COMPOUNDS
CASRN: N450
5,745.00 0.00 232.00 0.00 0.00 5,513.00
This substance is a clean air act chemical. (Source: U.S. EPA Toxics Release Inventory (TRI))
Substance Total Air Water Land UnInj Offsite
ZINC COMPOUNDS
CASRN: N982
3,216.00 32.00 443.00 0.00 0.00 2,741.00
Substance Total Air Water Land UnInj Offsite
MERCURY COMPOUNDS
CASRN: N495
1,032.00 4.00 235.00 0.00 0.00 793.00
Substance Total Air Water Land UnInj Offsite
LEAD COMPOUNDS
CASRN: N420
558.13 0.55 295.09 0.00 0.00 262.49
Substance Total Air Water Land UnInj Offsite
BENZENE
CASRN: 71-43-2
207.00 206.00 0.00 0.00 0.00 1.00
Substance Total Air Water Land UnInj Offsite
SODIUM NITRITE
CASRN: 7632-00-0
0.00 0.00 0.00 0.00 0.00 0.00
This substance is a carcinogen. (Source: Plastichem Project)
This substance is an endocrine disruptor. (Source: TEDX (The Endocrine Disruption eXchange))
Substance Total Air Water Land UnInj Offsite