Key Takeaway
Palmdale is a active surface mine producing SandAndGravel, located in Palmdale, Los Angeles County, CA. It has 69 violations on record (11 S&S) and $7K in proposed penalties. Operated by Robertson's.
Palmdale
Operator: Robertson's
Controller: RRM Development Corporation; Mitsubishi Corp
Location: Palmdale, Los Angeles County, CA
Employees: 10
Recent Violations
View all 69 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 10/15/2025 | 56.12032 | Non-S&S | ModNegligence | $151 |
| 07/01/2025 | 56.14100(b) | Non-S&S | HighNegligence | $151 |
| 07/01/2025 | 56.14130(g) | S&S | LowNegligence | $151 |
| 07/01/2025 | 56.12008 | Non-S&S | LowNegligence | $151 |
| 07/01/2025 | 56.12008 | Non-S&S | LowNegligence | $151 |
| 11/07/2024 | 56.4102 | Non-S&S | LowNegligence | $147 |
| 07/18/2024 | 56.12004 | Non-S&S | LowNegligence | $147 |
| 03/20/2023 | 56.14101(a)(3) | S&S | ModNegligence | $182 |
| 12/15/2021 | 56.14205 | S&S | LowNegligence | $133 |
| 07/29/2020 | 56.4102 | Non-S&S | LowNegligence | $123 |
| 10/22/2019 | 56.14112(b) | S&S | LowNegligence | $121 |
| 10/18/2018 | 56.20003(a) | Non-S&S | ModNegligence | $118 |
| 10/18/2018 | 46.7(b) | Non-S&S | ModNegligence | $132 |
| 10/18/2018 | 56.14100(b) | S&S | ModNegligence | $264 |
| 04/04/2018 | 56.14109(a) | Non-S&S | ModNegligence | $118 |
| 10/03/2017 | 56.14112(a)(1) | Non-S&S | ModNegligence | $116 |
| 07/12/2017 | 56.14132(b)(2) | Non-S&S | LowNegligence | $116 |
| 10/04/2016 | 56.16001 | Non-S&S | ModNegligence | $114 |
| 10/19/2015 | 56.20003(a) | Non-S&S | LowNegligence | $100 |
| 04/16/2015 | 56.14132(b)(1)(i) | Non-S&S | ModNegligence | $100 |
Accidents & Injuries
View all 17 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 10/19/2021 | HANDTOOLS (NONPOWERED) | DAYS AWAY FROM WORK ONLY | 11d lost |
| 05/22/2020 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 189d restricted |
| 10/08/2008 | SLIP OR FALL OF PERSON | DAYS AWAY FROM WORK ONLY | 24d lost |
| 07/16/2007 | SLIP OR FALL OF PERSON | DAYS RESTRICTED ACTIVITY ONLY | 1d restricted |
| 06/23/2007 | HANDTOOLS (NONPOWERED) | DAYS AWAY FROM WORK ONLY | 5d lost |
| 02/26/2007 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 6d restricted |
| 07/26/2006 | HANDTOOLS (NONPOWERED) | DYS AWY FRM WRK & RESTRCTD ACT | 1d lost, 8d restricted |
| 03/17/2006 | HANDLING OF MATERIALS | DAYS AWAY FROM WORK ONLY | 14d lost |
| 02/06/2006 | POWERED HAULAGE | DAYS AWAY FROM WORK ONLY | 28d lost |
| 03/23/2005 | HANDTOOLS (NONPOWERED) | DAYS RESTRICTED ACTIVITY ONLY | 3d restricted |
Inspections
View all 59 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 10/14/2025 | 10/17/2025 | 13.50 | 1 |
| 06/30/2025 | 07/03/2025 | 36.50 | 2 |
| 11/07/2024 | 11/08/2024 | 9.50 | 1 |
| 07/18/2024 | 07/19/2024 | 12.50 | 1 |
| 01/10/2024 | 01/12/2024 | 11.50 | 1 |
| 08/16/2023 | 08/16/2023 | 3.00 | 1 |
| 08/14/2023 | 08/17/2023 | 28.00 | 1 |
| 05/17/2023 | 05/17/2023 | 1.25 | 1 |
| 03/20/2023 | 03/23/2023 | 21.00 | 1 |
| 07/21/2022 | 07/22/2022 | 7.00 | 1 |
Mine Details
Related Mines
Frequently Asked Questions
How many MSHA violations does Palmdale have?
Palmdale has 69 MSHA violations on record, of which 11 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $7K.
What type of mine is Palmdale?
Palmdale is a Surface mine producing SandAndGravel, located in Palmdale, Los Angeles County, CA. It currently has 10 employees.
Has anyone been injured or killed at Palmdale?
According to MSHA records, Palmdale has 17 reported accident/injury records and 0 fatalities on file.
Who operates Palmdale?
Palmdale is operated by Robertson's and controlled by RRM Development Corporation; Mitsubishi Corp. MSHA Mine ID: 0404803.