Key Takeaway
BEECH HILL QUARRY is a intermittent surface mine producing Stone, located in Lyons, Boulder County, CO. It has 55 violations on record (20 S&S) and $37K in proposed penalties. Operated by Loukonen Brothers Stone.
BEECH HILL QUARRY
Operator: Loukonen Brothers Stone
Controller: L. Dean Loukonen
Location: Lyons, Boulder County, CO
Employees: 4
Recent Violations
View all 55 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 06/25/2025 | 56.4203 | Non-S&S | ModNegligence | $151 |
| 06/25/2025 | 56.4101 | Non-S&S | ModNegligence | $151 |
| 06/25/2025 | 56.4130(a)(2) | Non-S&S | ModNegligence | $151 |
| 07/22/2024 | 50.30(a) | Non-S&S | ModNegligence | $147 |
| 03/29/2022 | 56.11001 | S&S | ModNegligence | $2,648 |
| 03/29/2022 | 56.14100(d) | Non-S&S | ModNegligence | $143 |
| 03/29/2022 | 56.18002(a) | Non-S&S | ModNegligence | $143 |
| 03/29/2022 | 50.30(a) | Non-S&S | ModNegligence | $133 |
| 08/05/2021 | 62.120 | Non-S&S | ModNegligence | $187 |
| 08/05/2021 | 56.5001(a)/56.5005 | S&S | ModNegligence | $146 |
| 08/04/2021 | 56.14101(a)(3) | Non-S&S | ModNegligence | $125 |
| 08/04/2021 | 56.14132(a) | S&S | ModNegligence | $146 |
| 01/28/2021 | 50.30(a) | Non-S&S | HighNegligence | $125 |
| 10/12/2016 | 46.3(b) | Non-S&S | ModNegligence | $114 |
| 10/12/2016 | 56.15001 | Non-S&S | ModNegligence | $114 |
| 10/12/2016 | 56.20002(a) | Non-S&S | ModNegligence | $114 |
| 07/05/2016 | 56.4101 | Non-S&S | ModNegligence | $114 |
| 07/05/2016 | 56.4430(a)(3) | Non-S&S | ModNegligence | $114 |
| 07/05/2016 | 56.4402 | Non-S&S | ModNegligence | $114 |
| 07/05/2016 | 56.15020 | Non-S&S | ModNegligence | $114 |
Inspections
View all 44 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 10/30/2025 | 11/03/2025 | 23.75 | 1 |
| 07/10/2025 | 07/10/2025 | 2.00 | 1 |
| 06/25/2025 | 06/26/2025 | 22.50 | 1 |
| 07/22/2024 | 07/22/2024 | 1.00 | 1 |
| 09/21/2022 | 09/21/2022 | 15.50 | 1 |
| 03/28/2022 | 03/31/2022 | 25.25 | 1 |
| 11/15/2021 | 11/15/2021 | 13.50 | 1 |
| 09/28/2021 | 09/28/2021 | 14.00 | 1 |
| 09/02/2021 | 09/14/2021 | 14.00 | 1 |
| 08/04/2021 | 08/10/2021 | 26.00 | 1 |
Mine Details
Related Mines
Frequently Asked Questions
How many MSHA violations does BEECH HILL QUARRY have?
BEECH HILL QUARRY has 55 MSHA violations on record, of which 20 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $37K.
What type of mine is BEECH HILL QUARRY?
BEECH HILL QUARRY is a Surface mine producing Stone, located in Lyons, Boulder County, CO. It currently has 4 employees.
Has anyone been injured or killed at BEECH HILL QUARRY?
According to MSHA records, BEECH HILL QUARRY has 0 reported accident/injury records and 0 fatalities on file.
Who operates BEECH HILL QUARRY?
BEECH HILL QUARRY is operated by Loukonen Brothers Stone and controlled by L. Dean Loukonen. MSHA Mine ID: 0500053.