Key Takeaway

Kauai Aggregates is a active surface mine producing Stone, located in Lihue, Kauai County, HI. It has 208 violations on record (74 S&S) and $94K in proposed penalties. Operated by Kauai Aggregates.

Kauai Aggregates

Active Surface Stone

Operator: Kauai Aggregates

Controller: O Thronas Incorporated; Priscilla K Thronas

Location: Lihue, Kauai County, HI

Employees: 8

208
Violations
74
S&S Violations
6
Accidents
$94K
Penalties

Recent Violations

View all 208 →
Date Section S&S Negligence Penalty
05/01/2025 56.14207 Non-S&S ModNegligence $151
04/30/2025 56.14107(a) Non-S&S ModNegligence $151
12/06/2024 56.14107(a) Non-S&S ModNegligence $151
05/24/2024 56.14206(b) Non-S&S ModNegligence $147
05/24/2024 56.3130 Non-S&S ModNegligence $147
01/03/2024 56.18002(a) S&S HighNegligence $1,511
12/29/2023 56.14107(b) Non-S&S ModNegligence $147
12/29/2023 56.20003(b) Non-S&S ModNegligence $147
12/29/2023 56.4200(a)(2) Non-S&S ModNegligence $147
04/17/2023 56.14132(b)(1)(i) Non-S&S LowNegligence $143
03/28/2023 56.14112(b) Non-S&S ModNegligence $295
04/21/2022 56.12008 Non-S&S ModNegligence $133
04/21/2022 56.3130 S&S HighNegligence $1,358
04/21/2022 50.30(a) Non-S&S LowNegligence $133
11/04/2021 56.4101 Non-S&S ModNegligence $133
05/06/2021 56.4101 Non-S&S HighNegligence $133
05/06/2021 56.14107(a) S&S HighNegligence $1,358
05/06/2021 56.14107(a) S&S HighNegligence $1,358
01/07/2021 56.20003(a) S&S HighNegligence $1,358
01/07/2021 56.12032 S&S HighNegligence $1,358

Accidents & Injuries

View all 6 →
Date Classification Injury Days Lost
11/11/2025 MACHINERY DAYS AWAY FROM WORK ONLY 1d lost
01/22/2024 HANDLING OF MATERIALS DYS AWY FRM WRK & RESTRCTD ACT 1d lost, 1d restricted
07/30/2021 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 10d lost
12/13/2016 DISORDERS (REPEATED TRAUMA) OCCUPATNAL ILLNESS NOT DEG 1-6 None
07/08/2015 SLIP OR FALL OF PERSON DAYS AWAY FROM WORK ONLY 17d lost
08/28/2013 MACHINERY DAYS AWAY FROM WORK ONLY 14d lost

Inspections

View all 55 →
Begin End Hours Inspectors
04/30/2025 05/01/2025 46.75 1
12/06/2024 12/06/2024 8.50 1
05/24/2024 05/24/2024 3.00 1
05/24/2024 05/24/2024 21.00 1
12/27/2023 01/03/2024 51.00 1
04/16/2023 04/17/2023 15.50 1
03/28/2023 03/29/2023 16.00 1
04/21/2022 04/23/2022 21.75 1
11/04/2021 11/08/2021 14.50 1
05/06/2021 05/08/2021 25.50 1

Mine Details

MSHA Mine ID5100190
Mine TypeSurface
StatusActive
CommodityStone
SIC DescriptionCrushed, Broken Stone NEC
Employees8
Days/Week5.0
Hours/Shift12.0
Coordinates21.9113890, -159.5463890
Nearest TownLihue

Frequently Asked Questions

How many MSHA violations does Kauai Aggregates have?

Kauai Aggregates has 208 MSHA violations on record, of which 74 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $94K.

What type of mine is Kauai Aggregates?

Kauai Aggregates is a Surface mine producing Stone, located in Lihue, Kauai County, HI. It currently has 8 employees.

Has anyone been injured or killed at Kauai Aggregates?

According to MSHA records, Kauai Aggregates has 6 reported accident/injury records and 0 fatalities on file.

Who operates Kauai Aggregates?

Kauai Aggregates is operated by Kauai Aggregates and controlled by O Thronas Incorporated; Priscilla K Thronas. MSHA Mine ID: 5100190.