Waterloo South Quarry
Active
Surface
Stone
Operator: BMC Aggregates LC
Controller: Manatts Enterprises; Cedar Valley Corp
Location: LaPorte City, Black Hawk County, IA
Employees: 11
135
Violations
13
S&S Violations
14
Accidents
$21K
Penalties
Recent Violations
View all 135 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 10/22/2025 | 56.12004 | Non-S&S | ModNegligence | $151 |
| 10/22/2025 | 56.12004 | Non-S&S | ModNegligence | $151 |
| 10/22/2025 | 56.12004 | Non-S&S | ModNegligence | $151 |
| 10/21/2025 | 56.9300(a) | Non-S&S | ModNegligence | $151 |
| 10/21/2025 | 56.12004 | Non-S&S | ModNegligence | $151 |
| 05/17/2023 | 56.9300(b) | Non-S&S | ModNegligence | $143 |
| 02/01/2023 | 62.130(a) | Non-S&S | ModNegligence | $143 |
| 09/07/2022 | 56.12004 | Non-S&S | ModNegligence | $133 |
| 01/31/2022 | 56.14130(i) | Non-S&S | ModNegligence | $133 |
| 08/24/2021 | 56.20003(a) | Non-S&S | ModNegligence | $125 |
| 08/24/2021 | 56.14107(a) | Non-S&S | LowNegligence | $125 |
| 01/21/2021 | 56.12018 | Non-S&S | ModNegligence | $125 |
| 03/09/2020 | 56.14213(a) | Non-S&S | LowNegligence | $123 |
| 03/09/2020 | 56.14112(b) | Non-S&S | ModNegligence | $123 |
| 03/09/2020 | 56.20003(a) | S&S | ModNegligence | $135 |
| 06/17/2019 | 56.14207 | Non-S&S | ModNegligence | $344 |
| 06/17/2019 | 47.44(b) | Non-S&S | ModNegligence | $121 |
| 06/17/2019 | 56.18002(b) | Non-S&S | LowNegligence | $121 |
| 08/22/2018 | 56.12004 | Non-S&S | ModNegligence | $118 |
| 08/22/2018 | 56.12004 | Non-S&S | ModNegligence | $118 |
Accidents & Injuries
View all 14 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 04/04/2023 | DISORDERS (REPEATED TRAUMA) | OCCUPATNAL ILLNESS NOT DEG 1-6 | None |
| 08/20/2021 | MACHINERY | DAYS RESTRICTED ACTIVITY ONLY | 38d restricted |
| 05/21/2018 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 5d restricted |
| 03/14/2016 | DISORDERS (REPEATED TRAUMA) | OCCUPATNAL ILLNESS NOT DEG 1-6 | None |
| 07/07/2015 | HANDTOOLS (NONPOWERED) | DAYS RESTRICTED ACTIVITY ONLY | 13d restricted |
| 03/05/2013 | SLIP OR FALL OF PERSON | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 08/26/2010 | HANDTOOLS (NONPOWERED) | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 01/26/2009 | DISORDERS (REPEATED TRAUMA) | OCCUPATNAL ILLNESS NOT DEG 1-6 | 13d restricted |
| 02/22/2007 | HANDLING OF MATERIALS | DYS AWY FRM WRK & RESTRCTD ACT | 27d lost, 143d restricted |
| 05/01/2003 | SLIP OR FALL OF PERSON | DAYS RESTRICTED ACTIVITY ONLY | 17d restricted |
Inspections
View all 63 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 10/21/2025 | 10/27/2025 | 29.75 | 1 |
| 07/30/2025 | 07/30/2025 | 11.25 | 1 |
| 01/22/2025 | 01/23/2025 | 9.75 | 1 |
| 04/08/2024 | 04/09/2024 | 13.75 | 1 |
| 01/22/2024 | 01/23/2024 | 8.50 | 1 |
| 05/17/2023 | 05/18/2023 | 13.75 | 1 |
| 02/27/2023 | 03/01/2023 | 21.50 | 1 |
| 02/08/2023 | 02/09/2023 | 3.50 | 1 |
| 01/31/2023 | 02/02/2023 | 25.50 | 1 |
| 09/07/2022 | 09/08/2022 | 14.00 | 1 |
Mine Details
MSHA Mine ID1302173
Mine TypeSurface
StatusActive
CommodityStone
SIC DescriptionCrushed, Broken Limestone NEC
Employees11
Days/Week5.0
Hours/Shift10.0
Coordinates42.3511110, -92.2986110
Nearest TownLaPorte City
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Frequently Asked Questions
How many MSHA violations does Waterloo South Quarry have?
Waterloo South Quarry has 135 MSHA violations on record, of which 13 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $21K.
What type of mine is Waterloo South Quarry?
Waterloo South Quarry is a Surface mine producing Stone, located in LaPorte City, Black Hawk County, IA. It currently has 11 employees.
Has anyone been injured or killed at Waterloo South Quarry?
According to MSHA records, Waterloo South Quarry has 14 reported accident/injury records and 0 fatalities on file.
Who operates Waterloo South Quarry?
Waterloo South Quarry is operated by BMC Aggregates LC and controlled by Manatts Enterprises; Cedar Valley Corp. MSHA Mine ID: 1302173.