Owl Canyon Quarry & Mill
Active
Surface
Stone
Operator: Pete Lien and Sons, Inc.
Controller: Pete Lien & Sons Inc
Location: Livermore, Larimer County, CO
Employees: 25
229
Violations
45
S&S Violations
81
Accidents
$57K
Penalties
Recent Violations
View all 229 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 11/05/2025 | 56.14107(a) | Non-S&S | ModNegligence | $209 |
| 11/04/2025 | 56.14112(b) | Non-S&S | ModNegligence | $209 |
| 11/04/2025 | 56.20003(a) | Non-S&S | HighNegligence | $465 |
| 11/04/2025 | 56.14107(a) | Non-S&S | ModNegligence | $209 |
| 07/21/2025 | 56.14115(b) | Non-S&S | ModNegligence | $151 |
| 07/21/2025 | 56.20003(a) | Non-S&S | HighNegligence | $151 |
| 07/17/2025 | 47.41(a) | Non-S&S | ModNegligence | $151 |
| 07/17/2025 | 56.20003(a) | S&S | ModNegligence | $226 |
| 07/17/2025 | 56.14112(b) | Non-S&S | ModNegligence | $151 |
| 01/03/2025 | 56.4130(b) | Non-S&S | ModNegligence | $151 |
| 01/03/2025 | 56.4201(a)(1) | Non-S&S | ModNegligence | $151 |
| 01/03/2025 | 56.14206(b) | S&S | HighNegligence | $2,503 |
| 01/03/2025 | 56.14107(a) | S&S | ModNegligence | $336 |
| 01/03/2025 | 56.12019 | Non-S&S | ModNegligence | $151 |
| 01/02/2025 | 56.4130(b) | Non-S&S | ModNegligence | $151 |
| 12/26/2024 | 56.9301 | Non-S&S | ModNegligence | $151 |
| 12/26/2024 | 56.12032 | Non-S&S | ModNegligence | $151 |
| 07/28/2024 | 56.14112(b) | Non-S&S | ModNegligence | $492 |
| 12/04/2023 | 56.14206(b) | Non-S&S | ModNegligence | $147 |
| 12/04/2023 | 56.14206(b) | Non-S&S | ModNegligence | $295 |
Accidents & Injuries
View all 81 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 04/01/2025 | POWERED HAULAGE | DAYS RESTRICTED ACTIVITY ONLY | 5d restricted |
| 02/06/2025 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 15d restricted |
| 07/15/2024 | OTHER | DAYS RESTRICTED ACTIVITY ONLY | 3d restricted |
| 08/16/2023 | DISORDERS (REPEATED TRAUMA) | OCCUPATNAL ILLNESS NOT DEG 1-6 | None |
| 08/16/2023 | DISORDERS (REPEATED TRAUMA) | OCCUPATNAL ILLNESS NOT DEG 1-6 | None |
| 06/30/2022 | HANDTOOLS (NONPOWERED) | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 05/26/2022 | SLIP OR FALL OF PERSON | DYS AWY FRM WRK & RESTRCTD ACT | 7d lost, 22d restricted |
| 01/12/2020 | HANDLING OF MATERIALS | DAYS AWAY FROM WORK ONLY | 2d lost |
| 04/15/2019 | HANDLING OF MATERIALS | DAYS AWAY FROM WORK ONLY | 4d lost |
| 05/28/2018 | HANDLING OF MATERIALS | DYS AWY FRM WRK & RESTRCTD ACT | 4d lost, 4d restricted |
Inspections
View all 69 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 11/04/2025 | 11/10/2025 | 39.00 | 1 |
| 07/16/2025 | 07/21/2025 | 32.00 | 1 |
| 12/26/2024 | 01/07/2025 | 63.25 | 2 |
| 07/27/2024 | 07/29/2024 | 28.00 | 1 |
| 11/28/2023 | 12/06/2023 | 38.75 | 1 |
| 11/09/2023 | 11/13/2023 | 8.50 | 1 |
| 04/05/2023 | 04/14/2023 | 42.50 | 1 |
| 01/30/2023 | 02/07/2023 | 67.50 | 1 |
| 04/04/2022 | 04/08/2022 | 37.50 | 1 |
| 11/01/2021 | 11/05/2021 | 39.00 | 1 |
Mine Details
MSHA Mine ID0503222
Mine TypeSurface
StatusActive
CommodityStone
SIC DescriptionDimension Limestone
Employees25
Days/Week7.0
Hours/Shift12.0
Coordinates40.7891670, -105.1863890
Nearest TownLivermore
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Frequently Asked Questions
How many MSHA violations does Owl Canyon Quarry & Mill have?
Owl Canyon Quarry & Mill has 229 MSHA violations on record, of which 45 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $57K.
What type of mine is Owl Canyon Quarry & Mill?
Owl Canyon Quarry & Mill is a Surface mine producing Stone, located in Livermore, Larimer County, CO. It currently has 25 employees.
Has anyone been injured or killed at Owl Canyon Quarry & Mill?
According to MSHA records, Owl Canyon Quarry & Mill has 81 reported accident/injury records and 0 fatalities on file.
Who operates Owl Canyon Quarry & Mill?
Owl Canyon Quarry & Mill is operated by Pete Lien and Sons, Inc. and controlled by Pete Lien & Sons Inc. MSHA Mine ID: 0503222.