Key Takeaway
Leucite Mine #11 is a intermittent surface mine producing Stone, located in Superior, Sweetwater County, WY. It has 63 violations on record (19 S&S) and $18K in proposed penalties. Operated by Searle Bros. Construction Company.
Leucite Mine #11
Operator: Searle Bros. Construction Company
Controller: Nellie Searle
Location: Superior, Sweetwater County, WY
Employees: 2
Recent Violations
View all 63 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 12/16/2025 | 46.9(b)(5) | Non-S&S | ModNegligence | $151 |
| 12/16/2025 | 56.9300(a) | S&S | ModNegligence | $165 |
| 12/16/2025 | 56.14100(a) | Non-S&S | ModNegligence | $151 |
| 04/09/2025 | 56.9300(a) | Non-S&S | ModNegligence | $151 |
| 03/28/2024 | 56.18002(b) | Non-S&S | ModNegligence | $147 |
| 03/28/2024 | 56.4201(a)(2) | Non-S&S | ModNegligence | $147 |
| 06/29/2023 | 56.4201(a)(1) | Non-S&S | ModNegligence | $143 |
| 10/03/2019 | 56.11001 | Non-S&S | ModNegligence | $121 |
| 07/26/2018 | 56.12028 | Non-S&S | ModNegligence | $118 |
| 01/13/2016 | 56.14112(b) | S&S | ModNegligence | $117 |
| 01/13/2016 | 56.14100(b) | Non-S&S | LowNegligence | $100 |
| 01/13/2016 | 56.4201(a)(2) | Non-S&S | ModNegligence | $100 |
| 01/13/2016 | 56.14100(b) | Non-S&S | ModNegligence | $100 |
| 01/13/2016 | 56.16005 | Non-S&S | ModNegligence | $100 |
| 01/13/2016 | 56.15001 | Non-S&S | ModNegligence | $100 |
| 03/09/2015 | 56.4201(a)(2) | Non-S&S | ModNegligence | $100 |
| 01/23/2015 | 56.14105 | S&S | HighNegligence | $2,000 |
| 01/22/2015 | Non-S&S | $0 | ||
| 07/01/2013 | 57.14107(a) | S&S | ModNegligence | $1,203 |
| 07/01/2013 | 56.14107(a) | S&S | ModNegligence | $1,203 |
Accidents & Injuries
View all 1 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 01/22/2015 | HANDLING OF MATERIALS | DAYS AWAY FROM WORK ONLY | 82d lost |
Inspections
View all 48 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 12/16/2025 | 12/23/2025 | 20.00 | 2 |
| 04/09/2025 | 04/14/2025 | 10.50 | 1 |
| 03/28/2024 | 04/02/2024 | 5.50 | 1 |
| 07/03/2023 | 07/03/2023 | 3.50 | 1 |
| 06/29/2023 | 06/29/2023 | 7.00 | 1 |
| 05/17/2023 | 05/17/2023 | 4.00 | 1 |
| 03/15/2022 | 03/15/2022 | 8.00 | 1 |
| 03/31/2021 | 03/31/2021 | 8.00 | 1 |
| 03/04/2021 | 03/04/2021 | 1.00 | 1 |
| 10/03/2019 | 10/17/2019 | 25.00 | 1 |
Mine Details
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Frequently Asked Questions
How many MSHA violations does Leucite Mine #11 have?
Leucite Mine #11 has 63 MSHA violations on record, of which 19 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $18K.
What type of mine is Leucite Mine #11?
Leucite Mine #11 is a Surface mine producing Stone, located in Superior, Sweetwater County, WY. It currently has 2 employees.
Has anyone been injured or killed at Leucite Mine #11?
According to MSHA records, Leucite Mine #11 has 1 reported accident/injury records and 0 fatalities on file.
Who operates Leucite Mine #11?
Leucite Mine #11 is operated by Searle Bros. Construction Company and controlled by Nellie Searle. MSHA Mine ID: 4801573.