Halawa Valley
Active
Surface
Stone
Operator: Hawaiian Cement
Controller: Knife River Corporation
Location: AIEA, Honolulu County, HI
Employees: 46
292
Violations
72
S&S Violations
36
Accidents
$151K
Penalties
Recent Violations
View all 292 →| Date | Section | S&S | Negligence | Penalty |
|---|---|---|---|---|
| 12/08/2025 | 56.14107(b) | S&S | ModNegligence | $432 |
| 04/18/2025 | 56.12021 | Non-S&S | ModNegligence | $151 |
| 04/18/2025 | 50.30(a) | Non-S&S | LowNegligence | $151 |
| 04/17/2025 | 56.4201(a)(2) | Non-S&S | ModNegligence | $151 |
| 04/24/2024 | 56.18002(b) | Non-S&S | HighNegligence | $421 |
| 04/24/2024 | 56.14107(a) | S&S | ModNegligence | $626 |
| 12/07/2023 | 56.14209(b) | Non-S&S | ModNegligence | $147 |
| 12/07/2023 | 56.12004 | Non-S&S | LowNegligence | $189 |
| 12/07/2023 | 56.14107(a) | Non-S&S | LowNegligence | $147 |
| 12/06/2023 | 56.20003(a) | Non-S&S | LowNegligence | $147 |
| 12/05/2023 | 50.20(a) | Non-S&S | ModNegligence | $147 |
| 06/16/2023 | 56.14201(b) | Non-S&S | ModNegligence | $143 |
| 06/16/2023 | 56.11001 | Non-S&S | HighNegligence | $182 |
| 06/16/2023 | 56.11002 | Non-S&S | ModNegligence | $143 |
| 06/15/2023 | 56.14101(a)(2) | Non-S&S | ModNegligence | $182 |
| 06/10/2023 | 56.14101(a)(2) | Non-S&S | ModNegligence | $182 |
| 06/10/2023 | 56.14130(i) | Non-S&S | LowNegligence | $143 |
| 03/01/2023 | 56.14100(b) | Non-S&S | ModNegligence | $143 |
| 03/01/2023 | 56.11002 | Non-S&S | ModNegligence | $143 |
| 02/28/2023 | 56.14100(b) | Non-S&S | ModNegligence | $558 |
Accidents & Injuries
View all 36 →| Date | Classification | Injury | Days Lost |
|---|---|---|---|
| 11/24/2023 | STEPPING OR KNEELING ON OBJECT | DAYS AWAY FROM WORK ONLY | 5d lost |
| 12/05/2022 | MACHINERY | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 03/21/2022 | MACHINERY | DAYS AWAY FROM WORK ONLY | 319d lost |
| 10/07/2020 | HANDTOOLS (NONPOWERED) | DAYS RESTRICTED ACTIVITY ONLY | 7d restricted |
| 09/24/2020 | POWERED HAULAGE | DYS AWY FRM WRK & RESTRCTD ACT | 15d lost, 10d restricted |
| 03/20/2019 | HANDLING OF MATERIALS | DAYS RESTRICTED ACTIVITY ONLY | 21d restricted |
| 07/21/2018 | HANDTOOLS (NONPOWERED) | NO DYS AWY FRM WRK,NO RSTR ACT | None |
| 02/28/2018 | SLIP OR FALL OF PERSON | DYS AWY FRM WRK & RESTRCTD ACT | 333d lost, 95d restricted |
| 02/02/2018 | SLIP OR FALL OF PERSON | DYS AWY FRM WRK & RESTRCTD ACT | 3d lost, 4d restricted |
| 11/28/2016 | OTHER | DAYS AWAY FROM WORK ONLY | 6d lost |
Inspections
View all 72 →| Begin | End | Hours | Inspectors |
|---|---|---|---|
| 12/05/2025 | 12/22/2025 | 24.00 | 1 |
| 08/12/2025 | 08/16/2025 | 12.25 | 1 |
| 04/17/2025 | 04/19/2025 | 30.00 | 1 |
| 12/13/2024 | 12/16/2024 | 42.00 | 1 |
| 12/11/2024 | 12/11/2024 | 15.00 | 1 |
| 04/22/2024 | 04/24/2024 | 34.00 | 1 |
| 12/07/2023 | 12/08/2023 | 1.50 | 1 |
| 12/05/2023 | 12/08/2023 | 38.50 | 1 |
| 06/15/2023 | 06/16/2023 | 0.50 | 1 |
| 06/10/2023 | 06/26/2023 | 30.50 | 1 |
Mine Details
MSHA Mine ID5100036
Mine TypeSurface
StatusActive
CommodityStone
SIC DescriptionCrushed, Broken Stone NEC
Employees46
Days/Week6.0
Hours/Shift10.0
Coordinates21.3719440, -157.9125000
Nearest TownAIEA
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Frequently Asked Questions
How many MSHA violations does Halawa Valley have?
Halawa Valley has 292 MSHA violations on record, of which 72 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $151K.
What type of mine is Halawa Valley?
Halawa Valley is a Surface mine producing Stone, located in AIEA, Honolulu County, HI. It currently has 46 employees.
Has anyone been injured or killed at Halawa Valley?
According to MSHA records, Halawa Valley has 36 reported accident/injury records and 0 fatalities on file.
Who operates Halawa Valley?
Halawa Valley is operated by Hawaiian Cement and controlled by Knife River Corporation. MSHA Mine ID: 5100036.