Waikapu Quarry

Active Surface Stone

Operator: Hawaiian Cement

Controller: Knife River Corporation

Location: Wailuku, Maui County, HI

Employees: 5

52
Violations
5
S&S Violations
4
Accidents
$13K
Penalties

Recent Violations

View all 52 →
Date Section S&S Negligence Penalty
04/23/2025 56.12008 Non-S&S ModNegligence $151
04/23/2025 56.14107(a) Non-S&S ModNegligence $151
01/10/2024 56.20003(b) Non-S&S ModNegligence $147
11/09/2022 50.30(a) Non-S&S LowNegligence $133
06/07/2018 56.12025 Non-S&S LowNegligence $118
09/06/2017 56.14132(b)(1) Non-S&S ModNegligence $116
09/06/2017 56.14112(b) Non-S&S LowNegligence $116
01/14/2014 41.12 Non-S&S LowNegligence $100
01/14/2013 56.14201(b) Non-S&S ModNegligence $100
05/02/2012 56.14100(b) Non-S&S ModNegligence $138
12/01/2011 56.14107(a) Non-S&S ModNegligence $100
04/26/2011 Non-S&S $0
04/26/2011 56.15005 S&S LowNegligence $436
04/26/2011 56.14207 S&S LowNegligence $436
04/26/2011 56.14107(a) Non-S&S ModNegligence $100
04/26/2011 56.12004 Non-S&S ModNegligence $100
02/03/2011 56.13015 Non-S&S LowNegligence $100
02/02/2011 56.9300(b) Non-S&S ModNegligence $100
02/02/2011 56.11001 S&S ModNegligence $117
02/02/2011 56.12004 Non-S&S ModNegligence $100

Accidents & Injuries

View all 4 →
Date Classification Injury Days Lost
07/26/2022 HANDLING OF MATERIALS DAYS RESTRICTED ACTIVITY ONLY 7d restricted
07/02/2016 FIRE ACCIDENT ONLY None
07/13/2006 OTHER DAYS AWAY FROM WORK ONLY 3d lost
12/19/2005 HANDTOOLS (NONPOWERED) DYS AWY FRM WRK & RESTRCTD ACT 4d lost, 12d restricted

Inspections

View all 48 →
Begin End Hours Inspectors
04/23/2025 04/24/2025 19.75 1
11/27/2024 11/27/2024 7.50 1
05/28/2024 05/28/2024 5.00 1
01/10/2024 01/12/2024 28.00 1
04/04/2023 04/05/2023 3.50 1
11/09/2022 11/10/2022 15.50 1
04/27/2022 04/27/2022 12.00 1
11/18/2021 11/19/2021 18.50 1
05/12/2021 05/15/2021 6.50 1
12/07/2020 12/07/2020 10.00 1

Mine Details

MSHA Mine ID5100171
Mine TypeSurface
StatusActive
CommodityStone
SIC DescriptionCrushed, Broken Stone NEC
Employees5
Days/Week5.0
Hours/Shift9.0
Coordinates20.8808330, -156.5047220
Nearest TownWailuku

Frequently Asked Questions

How many MSHA violations does Waikapu Quarry have?

Waikapu Quarry has 52 MSHA violations on record, of which 5 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $13K.

What type of mine is Waikapu Quarry?

Waikapu Quarry is a Surface mine producing Stone, located in Wailuku, Maui County, HI. It currently has 5 employees.

Has anyone been injured or killed at Waikapu Quarry?

According to MSHA records, Waikapu Quarry has 4 reported accident/injury records and 0 fatalities on file.

Who operates Waikapu Quarry?

Waikapu Quarry is operated by Hawaiian Cement and controlled by Knife River Corporation. MSHA Mine ID: 5100171.