Mojave Desert Air Quality Management District Permit Search Site

Facility Info

Facility ID 364

Facility Name Mountain Pass Mine

Physical Address 67750 Bailey Road
Mountain Pass,CA92366

Contact Info Phone:760-856-7664
Fax:N/A

Company 2349 -MP Mine Operations LLC

Facility Note 10/17/07 Rec'd a change of owner applications for all the permits currently under Union Oil Molycorp. The change is going from Union Oil Molycorp to Chevron Mining, Inc. The company/facility numbers will be staying the same. (005/0364) Barbara Weese 08-08-2017 Moved Companies From Molycorp Minerals, LLC(5) to MP Mine Operations LLC(2349)

Address Region N/A
Latitude 35.47599
Longitude -115.52827

Near a School (within 1000ft) No
Number of Employees 320
Size (in acres) 0

Number of Hours in a Day this Facility is in Operation 24
Number of Days in a Week this Facility is in Operation 5
Number of Weeks in a Year this Facility is in Operation 48

Principal Product N/A
NAICS 212390
SIC Code 1099
UTM 634E/3926N
Level 2 Inspection No
Expiration Month 02

Zone ID Zone 2 - Outer regions of I-15 Corridor, round trip 4 hours, intrazone 1 hour

Auto Schedule Yes
Paper Work Time 36
Inspection Time 36
Inspection Status O
Active Active

AB2588 Industry Wide Facility No
Facility is in the FONA No
NSR Major For NOx, PM10
Title V Facility No
Title V Major For N/A
Title V Synthetic Minor No
Creation Date 12/31/1969
Last Modified 08/23/2024

Facility Permits - Showing276 to300 of319 Permits

Download Selected Permits

Permit Number	Permit Description	Equipment Description	Issue Date	Expiration Date	Action
B014168	CONCENTRATE DRYING CONVEYANCE SYSTEM	N/A	02/05/2025	02/28/2026	Download Permit Print Permit
C014169	BAGHOUSE - CONCENTRATE DRYING SYSTEM	Manufacturer: Sly Inc. Model: STJ-1311-10 Seria...	02/05/2025	02/28/2026	Download Permit Print Permit
C014178	BIN VENT - PRODUCT COOLER CONVEYOR HOPPER	Manufacturer: Cyclonaire Model: DPV-25B Serial N...	02/05/2025	02/28/2026	Download Permit Print Permit
C014171	BAGHOUSE - CONCENTRATE CALCINER SYSTEM	Manufacturer: Sly Inc. Model: STJ-1511-10 Seria...	02/05/2025	02/28/2026	Download Permit Print Permit
C014172	LEACH RECEIVING FILTER RECEIVER	Manufacturer: Cyclonaire Model: 36-FR-54 Serial ...	02/05/2025	02/28/2026	Download Permit Print Permit
B014173	LEACH CONVEYING SYSTEM	N/A	02/05/2025	02/28/2026	Download Permit Print Permit
C014184	BIN VENT - CALCINED CONCENTRATE BIN	Manufacturer: Cyclonaire Model: 36-DC-36 Serial ...	02/05/2025	02/28/2026	Download Permit Print Permit
B014170	CONCENTRATE CALCINING SYSTEM	N/A	02/05/2025	02/28/2026	Download Permit Print Permit
B014219	BRINE CRYSTALLIZER	N/A	02/05/2025	02/28/2026	Download Permit Print Permit
B014255	LEACH THICKENING AND FILTRATION SYSTEM	N/A	02/05/2025	02/28/2026	Download Permit Print Permit
B014285	CONCENTRATE THICKENER AND FILTRATION SYSTEM	N/A	02/05/2025	02/28/2026	Download Permit Print Permit
C014254	LEACH CAUSTIC SCRUBBER	Bionomic Industries Series 5000 Model 136 Packed...	02/05/2025	02/28/2026	Download Permit Print Permit
C014302	PRASEODYMIUM NEODYMIUM SCRUBBER	Bionomic Industries Series 5000 Model 46 Packed ...	02/05/2025	02/28/2026	Download Permit Print Permit
B014303	PRASEODYMIUM NEODYMIUM THICKENER AND FILTRATION ...	N/A	02/05/2025	02/28/2026	Download Permit Print Permit
B014304	PRASEODYMIUM NEODYMIUM DRYER	Dryer with burner rated at 7.2 MMBtu/hr. Ductin...	03/24/2025	02/28/2026	Download Permit Print Permit
B014305	PRASEODYMIUM NEODYMIUM DRYING CONVEYANCE SYSTEM	N/A	02/05/2025	02/28/2026	Download Permit Print Permit
C014306	PRASEODYMIUM NEODYMIUM DRYER BAGHOUSE	Manufacturer: Sly Inc. Model: STJ-1311-10 Seria...	03/24/2025	02/28/2026	Download Permit Print Permit
B014307	PRASEODYMIUM NEODYMIUM CALCINER	Calciner with burner rated at 4 MMBtu/hr. Ducti...	03/24/2025	02/28/2026	Download Permit Print Permit
B014308	PRASEODYMIUM NEODYMIUM CALCINING CONVEYANCE SYST...	N/A	02/05/2025	02/28/2026	Download Permit Print Permit
C014309	PRASEODYMIUM NEODYMIUM CALCINER BAGHOUSE	Manufacturer: Sly Inc. Model: STJ-1315-8 Serial...	03/24/2025	02/28/2026	Download Permit Print Permit
B014310	PRASEODYMIUM NEODYMIUM PACKAGING SYSTEM	N/A	02/05/2025	02/28/2026	Download Permit Print Permit
C014311	PRASEODYMIUM NEODYMIUM PACKAGER #1 DUST COLLECTO...	562-F66-DC15 Manufacturer: Nordic Air Filtrati...	02/05/2025	02/28/2026	Download Permit Print Permit
C014312	PRASEODYMIUM NEODYMIUM PACKAGER #2 DUST COLLECTO...	562-F66-DC17 Manufacturer: Nordic Air Filtrati...	02/05/2025	02/28/2026	Download Permit Print Permit
C014313	PRASEODYMIUM NEODYMIUM BULK BAG UNLOADER DUST CO...	562-F66-DC18 Manufacturer: Nordic Air Filtrati...	02/05/2025	02/28/2026	Download Permit Print Permit
B014388	LANTHANUM CARBONATE DRYER	Dryer with two burners rated at 8.2 MMBtu/hr eac...	03/24/2025	02/28/2026	Download Permit Print Permit