Western Proppants Facility #1
Active
Surface
Nonmetal
Operator: Western Proppants, LLC
Controller: Daniel P Dietzler
Location: Yoder, Goshen County, WY
Employees: 21
180
Violations
35
S&S Violations
9
Accidents
$155K
Penalties
Recent Violations
View all 180 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 01/12/2026 | 56.12018 | Non-S&S | ModNegligence | $0 |
| 01/12/2026 | 56.12028 | Non-S&S | ModNegligence | $0 |
| 01/12/2026 | 56.12032 | Non-S&S | ModNegligence | $0 |
| 01/12/2026 | 56.4104(b) | Non-S&S | ModNegligence | $151 |
| 01/12/2026 | 56.16006 | Non-S&S | ModNegligence | $151 |
| 01/12/2026 | 56.12018 | Non-S&S | ModNegligence | $151 |
| 01/12/2026 | 56.16005 | S&S | ModNegligence | $165 |
| 01/12/2026 | 56.12028 | Non-S&S | ModNegligence | $151 |
| 01/12/2026 | 56.12032 | Non-S&S | ModNegligence | $151 |
| 01/12/2026 | 56.14107(a) | Non-S&S | ModNegligence | $0 |
| 01/12/2026 | 45.4(b) | Non-S&S | LowNegligence | $0 |
| 12/31/2025 | 56.14112(a)(1) | Non-S&S | ModNegligence | $0 |
| 12/31/2025 | 56.14110 | S&S | ModNegligence | $0 |
| 12/31/2025 | 56.5002 | S&S | ModNegligence | $0 |
| 12/31/2025 | 56.11008 | S&S | LowNegligence | $0 |
| 12/31/2025 | 56.11012 | S&S | ModNegligence | $0 |
| 12/31/2025 | 56.14107(a) | S&S | ModNegligence | $0 |
| 12/31/2025 | 56.12004 | Non-S&S | LowNegligence | $0 |
| 12/31/2025 | 56.18002(b) | S&S | ModNegligence | $0 |
| 12/30/2025 | 46.9(h) | Non-S&S | ModNegligence | $151 |
Accidents & Injuries
View all 9 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 06/02/2025 | SLIP OR FALL OF PERSON | DAYS RESTRICTED ACTIVITY ONLY | 50d restricted |
| 09/02/2024 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 5d restricted |
| 06/01/2024 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 8d restricted |
| 03/20/2024 | OTHER | DAYS RESTRICTED ACTIVITY ONLY | 7d restricted |
| 02/18/2024 | SLIP OR FALL OF PERSON | DAYS RESTRICTED ACTIVITY ONLY | 26d restricted |
| 09/05/2023 | HANDLING OF MATERIALS | PERM TOT OR PERM PRTL DISABLTY | None |
| 08/16/2023 | SLIP OR FALL OF PERSON | DAYS RESTRICTED ACTIVITY ONLY | 5d restricted |
| 05/05/2023 | HANDLING OF MATERIALS | DYS AWY FRM WRK & RESTRCTD ACT | 3d lost, 7d restricted |
| 01/26/2023 | HANDLING OF MATERIALS | DAYS AWAY FROM WORK ONLY | 4d lost |
Inspections
View all 24 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 01/12/2026 | 01/14/2026 | 8.00 | 1 |
| 01/11/2026 | 01/14/2026 | 36.00 | 2 |
| 01/05/2026 | 01/06/2026 | 22.25 | 1 |
| 12/29/2025 | 12/31/2025 | 12.00 | 1 |
| 12/28/2025 | 12/31/2025 | 24.25 | 1 |
| 12/15/2025 | 12/16/2025 | 12.50 | 1 |
| 11/10/2025 | 11/14/2025 | 32.00 | 1 |
| 07/21/2025 | 07/22/2025 | 9.75 | 1 |
| 05/05/2025 | 05/06/2025 | 14.00 | 1 |
| 04/16/2025 | 04/19/2025 | 32.00 | 1 |
Mine Details
MSHA Mine ID4801833
Mine TypeSurface
StatusActive
CommodityNonmetal
SIC DescriptionSand, Industrial NEC
Employees21
Days/Week5.0
Hours/Shift5.0
Coordinates41.9186110, -104.3052780
Nearest TownYoder
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Frequently Asked Questions
How many MSHA violations does Western Proppants Facility #1 have?
Western Proppants Facility #1 has 180 MSHA violations on record, of which 35 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $155K.
What type of mine is Western Proppants Facility #1?
Western Proppants Facility #1 is a Surface mine producing Nonmetal, located in Yoder, Goshen County, WY. It currently has 21 employees.
Has anyone been injured or killed at Western Proppants Facility #1?
According to MSHA records, Western Proppants Facility #1 has 9 reported accident/injury records and 0 fatalities on file.
Who operates Western Proppants Facility #1?
Western Proppants Facility #1 is operated by Western Proppants, LLC and controlled by Daniel P Dietzler. MSHA Mine ID: 4801833.