Kaycee Mine
Intermittent
Surface
Nonmetal
Operator: Black Hills Bentonite LLC
Controller: BHB Limited Partnership; A&M Products
Location: Kaycee, Johnson County, WY
Employees: 20
117
Violations
20
S&S Violations
26
Accidents
$21K
Penalties
Recent Violations
View all 117 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 10/09/2025 | 47.51 | Non-S&S | ModNegligence | $151 |
| 10/09/2025 | 56.14100(c) | S&S | ModNegligence | $504 |
| 07/22/2025 | 56.12018 | Non-S&S | LowNegligence | $151 |
| 07/22/2025 | 56.4201(a)(2) | Non-S&S | LowNegligence | $151 |
| 07/22/2025 | 56.4201(a)(1) | Non-S&S | LowNegligence | $151 |
| 07/22/2025 | 56.12018 | Non-S&S | LowNegligence | $151 |
| 03/12/2025 | 56.14100(b) | Non-S&S | LowNegligence | $151 |
| 03/12/2025 | 56.14100(b) | Non-S&S | LowNegligence | $151 |
| 03/12/2025 | 56.14130(i) | Non-S&S | LowNegligence | $151 |
| 03/12/2025 | 56.12030 | Non-S&S | ModNegligence | $151 |
| 05/15/2024 | 56.14107 | Non-S&S | ModNegligence | $147 |
| 05/14/2024 | 56.9300(a) | Non-S&S | ModNegligence | $147 |
| 03/12/2024 | 56.14103(c)(1) | Non-S&S | ModNegligence | $147 |
| 03/12/2024 | 56.14206(b) | Non-S&S | ModNegligence | $147 |
| 03/12/2024 | 56.14206(b) | Non-S&S | ModNegligence | $147 |
| 03/12/2024 | 56.4102 | Non-S&S | ModNegligence | $147 |
| 03/12/2024 | 56.4102 | Non-S&S | ModNegligence | $147 |
| 03/12/2024 | 56.14132(a) | Non-S&S | ModNegligence | $147 |
| 03/12/2024 | 56.14132(a) | Non-S&S | ModNegligence | $147 |
| 03/11/2024 | 56.15003 | S&S | HighNegligence | $535 |
Accidents & Injuries
View all 26 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 06/24/2025 | SLIP OR FALL OF PERSON | DAYS AWAY FROM WORK ONLY | None |
| 12/19/2024 | SLIP OR FALL OF PERSON | DAYS AWAY FROM WORK ONLY | 1d lost |
| 09/18/2024 | SLIP OR FALL OF PERSON | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 07/11/2024 | HANDTOOLS (NONPOWERED) | DAYS AWAY FROM WORK ONLY | 6d lost |
| 07/20/2022 | MACHINERY | DAYS AWAY FROM WORK ONLY | 30d lost |
| 08/23/2021 | SLIP OR FALL OF PERSON | DAYS AWAY FROM WORK ONLY | 207d lost |
| 07/27/2021 | POWERED HAULAGE | DAYS AWAY FROM WORK ONLY | 5d lost |
| 07/03/2017 | POWERED HAULAGE | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 05/27/2013 | HANDLING OF MATERIALS | DAYS AWAY FROM WORK ONLY | 16d lost |
| 02/08/2012 | MACHINERY | NO DYS AWY FRM WRK,NO RSTR ACT | None |
Inspections
View all 65 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 10/08/2025 | 10/15/2025 | 28.25 | 1 |
| 08/04/2025 | 08/05/2025 | 10.50 | 1 |
| 07/20/2025 | 07/24/2025 | 50.50 | 1 |
| 03/12/2025 | 03/17/2025 | 22.00 | 1 |
| 05/22/2024 | 05/22/2024 | 4.50 | 1 |
| 05/02/2024 | 06/20/2024 | 60.75 | 1 |
| 03/11/2024 | 03/14/2024 | 36.00 | 1 |
| 09/01/2023 | 09/14/2023 | 56.75 | 1 |
| 04/18/2023 | 04/18/2023 | 2.50 | 1 |
| 11/08/2022 | 11/15/2022 | 28.00 | 1 |
Mine Details
MSHA Mine ID4800877
Mine TypeSurface
StatusIntermittent
CommodityNonmetal
SIC DescriptionBentonite
Employees20
Days/Week5.0
Hours/Shift12.0
Coordinates43.8116670, -106.7636110
Nearest TownKaycee
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Frequently Asked Questions
How many MSHA violations does Kaycee Mine have?
Kaycee Mine has 117 MSHA violations on record, of which 20 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $21K.
What type of mine is Kaycee Mine?
Kaycee Mine is a Surface mine producing Nonmetal, located in Kaycee, Johnson County, WY. It currently has 20 employees.
Has anyone been injured or killed at Kaycee Mine?
According to MSHA records, Kaycee Mine has 26 reported accident/injury records and 0 fatalities on file.
Who operates Kaycee Mine?
Kaycee Mine is operated by Black Hills Bentonite LLC and controlled by BHB Limited Partnership; A&M Products. MSHA Mine ID: 4800877.