MP Mine Operations, LLC., Mt Pass Mine & Mill (San Bernardino County, CA): MSHA citation under 56.12028 (2026-07-21)
MP Mine Operations, LLC. (California): MSHA citation under 56.12028 (2026-07-21). Its proposed penalty of $336 is above the median of $165 (72nd percentile). Dated 107 days ago, it serves as a historical benchmark. Score 20/100. As of 2026-11-04, from US DOL Mine Safety and Health Administration (MSHA) Open Government Data, company violators only.
Data as of · Compiled by Zalwin from US DOL Mine Safety and Health Administration (MSHA) Open Government Data, company violators only
proposed penalty: $336 · 72th percentile of 24,451 MshaMinePulse records · 2.0x the median
Free preview: all 13 published fields of this record are shown below. Locked: 499 related CA MshaMinePulse records and the 5-column CSV export.
| Field | Value |
|---|---|
| Company | MP Mine Operations, LLC. |
| Mine | Mt Pass Mine & Mill (ID 0402542) |
| Location | San Bernardino County, CA |
| Commodity | Rare Earths Ore |
| Mine type | Surface |
| Employees | 790 |
| Issued | 2026-07-21 |
| Action | Citation |
| Standard | 56.12028 |
| Significant & substantial | No |
| Negligence | Mod |
| Proposed penalty | $336 |
| Contested | No |
| proposed penalty percentile | 72th of 24,451 (median $165, 2.0x median) |
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- Source agency: US DOL Mine Safety and Health Administration (MSHA) Open Government Data, company violators only
- Record date: 2026-07-21
- Data refreshed: 2026-11-04
- Refunds on request within 14 days
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LIVE PUBLIC DATA Source: US DOL Mine Safety and Health Administration (MSHA) Open Government Data, company violators only · Last refreshed: Wed, 04 Nov 2026 01:31:23 GMT
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Peer benchmark and outreach value: MP Mine Operations, LLC. and 648 California peers
- California MshaMinePulse records like this one: 648
- MP Mine Operations, LLC.'s proposed penalty: 72nd percentile of 24,451 records
- Timing: Low: older than 30 days
- Estimated pipeline if you contact every California peer: $129,600 (peers × rate × deal size; an estimate from your assumptions, not a forecast)
20 / 100 Safety Need Score
What is the MshaMinePulse record for MP Mine Operations, LLC. in California?
MSHA issued MP Mine Operations, LLC. a citation under 56.12028 at Mt Pass Mine & Mill (CA) on 2026-07-21.
How does MP Mine Operations, LLC. compare to other California MshaMinePulse records?
Its proposed penalty of $336 sits in the upper half (72th percentile) of 24,451 records; the median is $165. It is 107 days old; check the official source for later updates before acting. Its Safety Need Score of 20/100 is modest; treat it as background rather than a priority.
MP Mine Operations, LLC. vs. top 3 peers
| Organization | Location | Amount | Percentile | Record date |
|---|---|---|---|---|
| MP Mine Operations, LLC. | CA | 336 | 72nd | 2026-07-21 |
| Goodfellow Corporation | CA | 2,187 | 95th | 2026-06-02 |
| CEMEX Construction Materials Pacific, LLC | CA | 5,277 | 99th | 2026-05-13 |
| Robertson's Ready Mix Ltd | CA | 5,716 | 99th | 2026-06-30 |
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Data comes from MSHA Open Government Data files, which MSHA updates weekly; citations can appear days to weeks after issue, and proposed penalties are often blank until assessed months later. Citations can be modified, vacated or contested; confirm on the MSHA Mine Data Retrieval System. Company violators only; individual agents are excluded. Not a consumer report and may not be used for FCRA purposes. Informational only; not legal or safety advice.