3M CORONA PLANT, located in Riverside County, CA, produces high-quality crushed and broken stone NEC suitable for various construction applications. Conveniently situated near the I-10 and I-15 interchange, this surface mine operated by 3M Company employs 85 workers, ensuring a reliable supply of aggregate materials for the Southern California market.
Operator
3M Company
Parent Company
Minnesota Mining & Manufacturing Company
Company Type
Corporation
35
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33.848333, -117.511944
Data Source
Mine Safety and Health Administration (MSHA)
Last updated: 1/30/2026
Out of service/shop storage location. 90 Industrial Way, Beckwourth, CA 96129, CA
Construction Sand and GravelI-80W to CA 37 towards Novato, Right on Hwy 101 N to Exit 479 and go Left. Right onto Stony Point Rd, Left on Roblar Rd. Mine is on Left, CA
Construction Sand and GravelFrom F/O take I-10 West to 215 North to the I-15 North, to the 395 to Fort Independence. Juts past Fort Independence, turn left on dirt road, W. Dusty Ln. and follow to mine., CA
Sand, Industrial NECFrom Hwy 41, head West on Hwy 145 for approximately 1 mile. Turn left onto 40450 E. Hwy 145, Madera, CA 93636., CA
Crushed, Broken Stone NEC