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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

Sea Island Quarry has $16K in proposed MSHA penalties and $835 outstanding across 4 contested dockets, plus health sampling and the full incident record.

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Fatalities

0

Total incidents

4

Years on record

2006–2008

Latest incident

Aug 2008

Compliance record

MSHA citations since 2001

96

citations

19

significant & substantial

$16,191

proposed penalties

$14,215

paid to date

88% of proposed penalties paid to date, a $1,976 gap.

Source: MSHA violations data, updated weekly.

Inspection activity

MSHA inspections since 2001

61

inspections on record

985

inspection hours

n/a

citations per 100 inspection hours

ⓘ

This rate is recorded citations divided by MSHA inspection hours, per 100 hours. It reflects inspection effort, not mine size or production.

Rate withheld: 985 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.

Source: MSHA inspections data, updated weekly.

Sea Island Quarry has $16K in proposed MSHA penalties and $835 outstanding across 4 contested dockets.

Penalty disposition

ⓘ

Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.

$16K

proposed penalties

$15K

current assessed

$14K

paid to date

$835

outstanding

96 assessments are final orders; 4 contested dockets.

As of the most recent assessment on 2026-01-27.

Source: MSHA assessed-violations and conference/litigation data, updated weekly.

Quarterly safety rates

ⓘ

Citations per million reported employee-hours. Rates begin in 2000, when MSHA's quarterly employment data starts; earlier incidents are counted but cannot be rate-adjusted. Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.

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

Show 96 earlier quarters Hide earlier quarters

Quarter	Hours worked	Citations	S&S	Per 1M hrs
2023 Q4	2,434	3	1	1232.5
2023 Q3	1,824	2	1	1096.5
2023 Q2	2,166	1	0	461.7
2023 Q1	2,255	0	0	0.0
2022 Q4	2,348	0	0	0.0
2022 Q3	2,235	7	3	3132.0
2022 Q2	2,916	1	0	342.9
2022 Q1	2,329	0	0	0.0
2021 Q4	2,444	0	0	0.0
2021 Q3	2,381	2	0	840.0
2021 Q2	2,305	0	0	0.0
2021 Q1	2,524	0	0	0.0
2020 Q4	2,598	0	0	0.0
2020 Q3	2,378	0	0	0.0
2020 Q2	2,453	0	0	0.0
2020 Q1	2,274	0	0	0.0
2019 Q4	2,353	2	0	850.0
2019 Q3	3,105	0	0	0.0
2019 Q2	2,399	4	3	1667.4
2019 Q1	1,945	1	0	514.1
2018 Q4	2,478	0	0	0.0
2018 Q3	2,599	0	0	0.0
2018 Q2	2,282	0	0	0.0
2018 Q1	2,286	0	0	0.0
2017 Q4	2,054	0	0	0.0
2017 Q3	2,896	1	0	345.3
2017 Q2	2,347	0	0	0.0
2017 Q1	2,037	0	0	0.0
2016 Q4	870	0	0	0.0
2016 Q3	1,145	0	0	0.0
2016 Q2	1,718	0	0	0.0
2016 Q1	1,680	0	0	0.0
2015 Q4	1,844	1	0	542.3
2015 Q3	1,635	0	0	0.0
2015 Q2	1,994	3	0	1504.5
2015 Q1	1,808	0	0	0.0
2014 Q4	2,353	0	0	0.0
2014 Q3	2,305	4	0	1735.4
2014 Q2	2,268	0	0	0.0
2014 Q1	1,954	0	0	0.0
2013 Q4	1,967	2	1	1016.8
2013 Q3	2,385	0	0	0.0
2013 Q2	3,272	0	0	0.0
2013 Q1	1,851	0	0	0.0
2012 Q4	2,109	0	0	0.0
2012 Q3	1,700	5	0	2941.2
2012 Q2	1,817	1	0	550.4
2012 Q1	1,689	0	0	0.0
2011 Q4	2,089	0	0	0.0
2011 Q3	1,745	0	0	0.0
2011 Q2	1,872	1	0	534.2
2011 Q1	1,348	1	0	741.8
2010 Q4	1,618	1	1	618.0
2010 Q3	1,961	0	0	0.0
2010 Q2	1,445	4	1	2768.2
2010 Q1	1,341	1	1	745.7
2009 Q4	1,873	0	0	0.0
2009 Q3	1,857	0	0	0.0
2009 Q2	1,860	9	1	4838.7
2009 Q1	2,400	1	0	416.7
2008 Q4	2,270	0	0	0.0
2008 Q3	2,369	0	0	0.0
2008 Q2	1,868	0	0	0.0
2008 Q1	2,343	1	0	426.8
2007 Q4	2,007	0	0	0.0
2007 Q3	2,447	1	0	408.7
2007 Q2	2,064	0	0	0.0
2007 Q1	2,248	1	0	444.8
2006 Q4	1,783	0	0	0.0
2006 Q3	2,316	0	0	0.0
2006 Q2	2,295	0	0	0.0
2006 Q1	1,635	1	0	611.6
2005 Q4	2,749	0	0	0.0
2005 Q3	1,141	2	0	1752.8
2005 Q2	949	0	0	0.0
2005 Q1	1,039	0	0	0.0
2004 Q4	924	0	0	0.0
2004 Q3	988	3	1	3036.4
2004 Q2	1,122	1	0	891.3
2004 Q1	1,230	6	2	4878.0
2003 Q4	1,587	0	0	0.0
2003 Q3	1,001	0	0	0.0
2003 Q2	1,356	0	0	0.0
2003 Q1	1,082	0	0	0.0
2002 Q4	1,396	3	1	2149.0
2002 Q3	1,111	0	0	0.0
2002 Q2	1,490	1	0	671.1
2002 Q1	974	0	0	0.0
2001 Q4	1,241	0	0	0.0
2001 Q3	1,066	0	0	0.0
2001 Q2	1,233	2	1	1622.1
2001 Q1	1,010	0	0	0.0
2000 Q4	1,384	0	0	0.0
2000 Q3	849	0	0	0.0
2000 Q2	1,100	0	0	0.0
2000 Q1	1,015	0	0	0.0

No fatalities recorded at this mine.

Reportable incidents

4 on file

2008 · 2 incidents

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.

2007 · 1 incident

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

2006 · 1 incident

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.

For insurers, brokers, and safety consultants

The full compliance file on Sea Island Quarry

A dated report covering the 26-year penalty trail, line-item violation pattern, contest and docket posture, rate-normalized peer benchmark, and full fatality history. Delivered as a PDF with the underlying data as CSV.

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