Key Takeaway
Sioux Falls Quarry is a active surface mine producing Stone, located in Minnehaha, Minnehaha County, SD. It has 181 violations on record (30 S&S) and $31K in proposed penalties. Operated by Knife River - South Dakota.
Sioux Falls Quarry
Operator: Knife River - South Dakota
Controller: Knife River Corporation
Location: Minnehaha, Minnehaha County, SD
Employees: 47
Recent Violations
View all 181 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 01/06/2026 | 56.12004 | Non-S&S | LowNegligence | $151 |
| 04/16/2025 | 56.12018 | Non-S&S | ModNegligence | $151 |
| 04/16/2025 | 56.12028 | Non-S&S | ModNegligence | $177 |
| 04/15/2025 | 56.14132(a) | Non-S&S | ModNegligence | $177 |
| 04/15/2025 | 56.12004 | Non-S&S | ModNegligence | $151 |
| 04/15/2025 | 56.14207 | Non-S&S | HighNegligence | $177 |
| 04/15/2025 | 56.9301 | S&S | ModNegligence | $267 |
| 04/15/2025 | 56.14207 | Non-S&S | ModNegligence | $151 |
| 11/26/2024 | 56.4201(b) | Non-S&S | LowNegligence | $147 |
| 05/22/2024 | 46.9(c)(3) | Non-S&S | LowNegligence | $147 |
| 05/20/2024 | 56.4201(a)(2) | Non-S&S | ModNegligence | $147 |
| 05/20/2024 | 56.3200 | Non-S&S | LowNegligence | $147 |
| 10/17/2023 | 56.14107(a) | Non-S&S | ModNegligence | $143 |
| 09/06/2023 | 56.5001(a)/56.5005 | S&S | ModNegligence | $2,364 |
| 05/17/2023 | 50.20-1 | Non-S&S | LowNegligence | $143 |
| 05/16/2023 | 56.14112(b) | Non-S&S | ModNegligence | $143 |
| 05/16/2023 | 56.12004 | Non-S&S | LowNegligence | $143 |
| 02/14/2023 | 56.4201(b) | Non-S&S | ModNegligence | $143 |
| 02/14/2023 | 56.4104(b) | Non-S&S | ModNegligence | $198 |
| 02/13/2023 | 56.14112(b) | Non-S&S | LowNegligence | $167 |
Accidents & Injuries
View all 45 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 01/20/2026 | HANDTOOLS (NONPOWERED) | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 08/18/2025 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 6d restricted |
| 08/14/2024 | HANDTOOLS (NONPOWERED) | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 12/14/2023 | SLIP OR FALL OF PERSON | ALL OTHER CASES (INCL 1ST AID) | None |
| 08/30/2023 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 1d restricted |
| 07/14/2023 | MACHINERY | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 06/14/2023 | HANDTOOLS (NONPOWERED) | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 05/05/2022 | SLIP OR FALL OF PERSON | DYS AWY FRM WRK & RESTRCTD ACT | 29d lost, 48d restricted |
| 01/13/2022 | HANDTOOLS (NONPOWERED) | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 10/18/2021 | SLIP OR FALL OF PERSON | DAYS RESTRICTED ACTIVITY ONLY | 14d restricted |
Inspections
View all 79 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 01/05/2026 | 01/07/2026 | 28.50 | 1 |
| 04/15/2025 | 04/24/2025 | 37.50 | 1 |
| 11/25/2024 | 11/27/2024 | 21.75 | 1 |
| 05/29/2024 | 05/29/2024 | 1.75 | 1 |
| 05/22/2024 | 05/22/2024 | 0.50 | 1 |
| 05/20/2024 | 05/22/2024 | 29.25 | 1 |
| 10/16/2023 | 10/18/2023 | 34.00 | 1 |
| 09/25/2023 | 09/27/2023 | 10.75 | 1 |
| 09/05/2023 | 09/07/2023 | 22.75 | 1 |
| 05/16/2023 | 05/18/2023 | 24.75 | 1 |
Mine Details
Related Mines
Frequently Asked Questions
How many MSHA violations does Sioux Falls Quarry have?
Sioux Falls Quarry has 181 MSHA violations on record, of which 30 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $31K.
What type of mine is Sioux Falls Quarry?
Sioux Falls Quarry is a Surface mine producing Stone, located in Minnehaha, Minnehaha County, SD. It currently has 47 employees.
Has anyone been injured or killed at Sioux Falls Quarry?
According to MSHA records, Sioux Falls Quarry has 45 reported accident/injury records and 0 fatalities on file.
Who operates Sioux Falls Quarry?
Sioux Falls Quarry is operated by Knife River - South Dakota and controlled by Knife River Corporation. MSHA Mine ID: 3900008.