Key Takeaway
Pacific Heights Pit is a active surface mine producing Stone, located in Oroville, Butte County, CA. It has 121 violations on record (12 S&S) and $20K in proposed penalties. Operated by Weimer and Sons.
Pacific Heights Pit
Operator: Weimer and Sons
Controller: John A Weimer
Location: Oroville, Butte County, CA
Employees: 5
Recent Violations
View all 121 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 10/06/2025 | 50.30(a) | Non-S&S | ModNegligence | $151 |
| 10/06/2025 | 50.30(a) | Non-S&S | ModNegligence | $151 |
| 10/06/2025 | 50.30(a) | Non-S&S | ModNegligence | $151 |
| 10/06/2025 | 50.30(a) | Non-S&S | ModNegligence | $151 |
| 10/02/2025 | 56.23003(b) | Non-S&S | LowNegligence | $151 |
| 10/02/2025 | 56.23002(a) | Non-S&S | LowNegligence | $151 |
| 10/02/2025 | 56.12032 | Non-S&S | ModNegligence | $151 |
| 10/02/2025 | 56.14109(a) | Non-S&S | LowNegligence | $151 |
| 10/02/2025 | 56.14100(b) | Non-S&S | LowNegligence | $151 |
| 05/20/2025 | 56.14103(a) | Non-S&S | ModNegligence | $151 |
| 10/08/2024 | 56.14207 | Non-S&S | LowNegligence | $147 |
| 04/10/2024 | 56.4201(a)(2) | Non-S&S | ModNegligence | $147 |
| 04/10/2024 | 56.14103(a) | Non-S&S | ModNegligence | $147 |
| 04/10/2024 | 56.4200(b)(1) | Non-S&S | ModNegligence | $147 |
| 04/10/2024 | 56.4200(b)(1) | Non-S&S | ModNegligence | $147 |
| 04/10/2024 | 56.14103(a) | Non-S&S | HighNegligence | $147 |
| 04/10/2024 | 56.14100(b) | Non-S&S | ModNegligence | $147 |
| 04/10/2024 | 56.14101(a)(3) | Non-S&S | ModNegligence | $147 |
| 04/10/2024 | 56.14100(d) | Non-S&S | ModNegligence | $147 |
| 11/01/2023 | 56.14101(a)(3) | Non-S&S | ModNegligence | $143 |
Accidents & Injuries
View all 6 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 06/17/2016 | FALLING/SLIDING/ROLLING MATERIALS | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 03/13/2006 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 37d restricted |
| 06/05/2001 | OTHER | DAYS AWAY FROM WORK ONLY | 6d lost |
| 08/04/2000 | HANDLING OF MATERIALS | DAYS AWAY FROM WORK ONLY | 7d lost |
| 03/13/2000 | DISORDERS (REPEATED TRAUMA) | OCCUPATNAL ILLNESS NOT DEG 1-6 | 294d lost |
| 01/25/2000 | HANDLING OF MATERIALS | NO DYS AWY FRM WRK,NO RSTR ACT | None |
Inspections
View all 49 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 10/01/2025 | 10/09/2025 | 27.00 | 1 |
| 05/20/2025 | 05/22/2025 | 11.00 | 1 |
| 10/08/2024 | 10/08/2024 | 6.50 | 1 |
| 06/17/2024 | 06/17/2024 | 4.25 | 1 |
| 05/22/2024 | 05/22/2024 | 2.50 | 1 |
| 05/22/2024 | 05/22/2024 | 5.00 | 1 |
| 04/24/2024 | 04/24/2024 | 2.25 | 1 |
| 04/09/2024 | 04/11/2024 | 15.00 | 1 |
| 12/07/2023 | 12/07/2023 | 4.75 | 1 |
| 11/21/2023 | 11/21/2023 | 4.25 | 1 |
Mine Details
Related Mines
Frequently Asked Questions
How many MSHA violations does Pacific Heights Pit have?
Pacific Heights Pit has 121 MSHA violations on record, of which 12 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $20K.
What type of mine is Pacific Heights Pit?
Pacific Heights Pit is a Surface mine producing Stone, located in Oroville, Butte County, CA. It currently has 5 employees.
Has anyone been injured or killed at Pacific Heights Pit?
According to MSHA records, Pacific Heights Pit has 6 reported accident/injury records and 0 fatalities on file.
Who operates Pacific Heights Pit?
Pacific Heights Pit is operated by Weimer and Sons and controlled by John A Weimer. MSHA Mine ID: 0401929.