Sea Island Quarry Metal/Non-Metal

Sea Island Corp · Surface

Controlled by Rockwell B Arnt

Eastsound, San Juan County, WA · Active

MSHA Mine ID: 4503250

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Compliance record

MSHA citations since 2001

citations

significant & substantial

$16,191

proposed penalties

$14,215

paid to date

Source: MSHA violations data, updated weekly.

Quarterly safety rates

Citations per million employee-hours, as reported to MSHA

Quarter	Hours worked	Citations	S&S	Per 1M hrs
2025 Q4	3,780	0	0	0.0
2025 Q3	4,016	0	0	0.0
2025 Q2	4,136	6	1	1450.7
2025 Q1	2,623	6	0	2287.5
2024 Q4	2,447	0	0	0.0
2024 Q3	4,022	2	0	497.3
2024 Q2	4,464	0	0	0.0
2024 Q1	2,772	0	0	0.0

Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.

No fatalities recorded at this mine.

4 on file

August 25, 2008 WA · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON

Sea Island Corp · Fall to the walkway or working surface

Employee was carrying chain binders across shot rock in quarry, tripped and fell down. Employee substained a bruise to his left foot, 3rd toe.

March 31, 2008 WA · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer OTHER

Sea Island Corp · Bodily reaction, (Not Elsewhere Classified)

Checking over excavator before starting work shift - felt pain in lower back.

November 21, 2007 WA · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS

Sea Island Corp · Over-exertion in lifting objects

Overstressed back packing and handling blasting powder

November 15, 2006 WA · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON

Sea Island Corp · Over-exertion (Not Elsewhere Classified)

EE was getting off of Hitachi 310 Excavator and slipped on a muddy track.