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, CA 92366

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 212299
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 12/13/2017

Facility Permits - Showing 26 to 50 of 318 Permits

Download Selected Permits

Permit Number	Permit Description	Equipment Description	Issue Date	Expiration Date	Action
B001941	LEACH/CCD CIRCUIT - LANTHANIDES PROCESS	N/A	03/04/2024	02/28/2025	Download Permit Print Permit
C001940	SCRUBBER, BACK FUME WET SCRUBBER	a TFI International chlorine fume scrubber servi...	03/04/2024	02/28/2025	Download Permit Print Permit
B001947	LANTHANUM PRECIPITATION PROCESS	N/A	03/04/2024	02/28/2025	Download Permit Print Permit
B002167	PRODUCT DRYER - CERIUM CARBONATE	N/A	02/15/2011	02/29/2012	Download Permit Print Permit
C002078	BAGHOUSE - CERIUM DRYER	a Mikropul model 20S-10-30 with the following sp...	02/15/2011	02/29/2012	Download Permit Print Permit
B002168	PACKAGING - CERIUM CARBONATE	a 4 hp Product Packaging Machine; dry product s...	02/15/2011	02/29/2012	Download Permit Print Permit
C002174	BIN VENT - CERIUM CARBONATE PACKAGER	a Bin Vent exhausting by a 5 hp ID fan (4ID-740)...	02/15/2011	02/29/2012	Download Permit Print Permit
B002169	LEACH CIRCUIT - CERIUM CARBONATE	N/A	03/04/2024	02/28/2025	Download Permit Print Permit
C002077	SCRUBBER, CE 96 DISSOLUTION	a Mesa Fiberglass water scrubber, 36" diameter b...	03/04/2024	02/28/2025	Download Permit Print Permit
C003998	BIN VENT - BORAX STORAGE BIN	a baghouse unit with 20 bags, whose total filter...	03/04/2024	02/28/2025	Download Permit Print Permit
C003999	BIN VENT - NO. 4 CONCENTRATE	a baghouse unit with 20 bags, whose total filter...	03/01/2004	02/28/2005	Download Permit Print Permit
B002170	CERIUM 96 PLANT - LEAD/IRON REMOVAL CIRCUIT	N/A	03/04/2024	02/28/2025	Download Permit Print Permit
C004000	SCRUBBER, AMMONIA	Duall, model F303 ammonia scrubber, 48" diameter...	03/12/2013	02/28/2014	Download Permit Print Permit
B002171	NEUTRALIZATION SCRUBBER SOLUTION CIRCUIT	N/A	03/04/2024	02/28/2025	Download Permit Print Permit
B002173	CERIUM CARBONATE CIRCUIT	N/A	03/04/2024	02/28/2025	Download Permit Print Permit
C004295	BAGHOUSE - SODA ASH STORAGE BIN (PRODUCT PRECIPI...	a Pulsaire, model 16S 10 30B, which serves the S...	03/04/2024	02/28/2025	Download Permit Print Permit
B002371	SOLVENT EXTRACTION,- CIRCUIT No. 4	N/A	02/13/2012	02/28/2013	Download Permit Print Permit
B002372	SPECIALTY PLANT FEED PREPARATION CIRCUIT	N/A	03/04/2024	02/28/2025	Download Permit Print Permit
C004255	CAUSTIC SCRUBBER	a Duall, model FW303, which is fed from Ce-96 Sc...	03/04/2024	02/28/2025	Download Permit Print Permit
B002373	SOLVENT EXTRACTION CIRCUIT - SX 3/6	N/A	03/04/2024	02/28/2025	Download Permit Print Permit
B002374	SOLVENT EXTRACTION - CERIUM SPECIALTY PLANT (SX-...	N/A	02/13/2012	02/28/2013	Download Permit Print Permit
B002827	SODA ASH TREATMENT SYSTEM	N/A	02/15/2011	02/29/2012	Download Permit Print Permit
B002828	ROUGHER FLOATATION SYSTEM	N/A	02/15/2011	02/29/2012	Download Permit Print Permit
B002831	PACKAGING SYSTEM FOR CERIUM CIRCUIT NO. 2	N/A	08/08/2017	02/28/2018	Download Permit Print Permit
B002832	PACKAGING MACHINE FOR No. 1 LANTHANUM DRYER SYST...	N/A	02/15/2011	02/29/2012	Download Permit Print Permit