Mining Incidents

Green Stone Quarry: 7 MSHA citations Metal/Non-Metal

Maresca Sand and Gravel · Surface
Controlled by Pete Maresca
Chewelah, Stevens County, WA  ·  Intermittent
MSHA Mine ID: 4503775

Green Stone Quarry has $940 in proposed MSHA penalties and $0 outstanding across 0 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
0
Years on record
Latest incident
Compliance record
MSHA citations since 2018
7
citations
0
significant & substantial
$940
proposed penalties
$940
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2018
11
inspections on record
100
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: 100 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Green Stone Quarry has $940 in proposed MSHA penalties and $0 outstanding across 0 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.
$940
proposed penalties
$940
current assessed
$940
paid to date
$0
outstanding
4 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2026-06-18.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Violation severity profile
Shares are computed over citations that carry the MSHA gravity and negligence coding; a small share of records are uncoded.
0.0%
significant & substantial
0.0%
high negligence or reckless
0.0%
reasonably likely or greater
28.6%
permanently disabling or fatal if injury occurs
Negligence coding: 0.0% none, 42.9% low, 57.1% moderate, 0.0% high, 0.0% reckless.
Source: MSHA violations gravity and negligence coding, updated weekly.
Ownership history
  1. Maresca Sand and Gravel 2017 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2026 1
2025 1
2024 1
2023 1
2022 1
2021 1
2020 1
2019 1
2018 1
Source: MSHA quarterly employment and production, updated weekly.

Green Stone Quarry sits in Stevens County, Washington, where the Census mining category is 0.6% of county employment.

Local economic context
County figures come from the US Census Bureau's American Community Survey, 5-year pooled estimates, so the 2023 vintage covers 2019 through 2023. The Census category is 'mining, quarrying, and oil and gas extraction', which is broader than MSHA jurisdiction and includes oil and gas workers no mine employs. These figures describe the surrounding county, not this mine, and are not a factor in any specific incident.
Stevens County, Washington · Population 47,470
0.6%
Mining share of county employment
$67,405
Median household income
Source: US Census Bureau, American Community Survey 2023 5-year estimates.
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
2026 Q2 60 3 0 50000.0
2026 Q1 0 0 0
2025 Q4 60 0 0 0.0
2025 Q3 80 0 0 0.0
2025 Q2 60 0 0 0.0
2024 Q4 85 0 0 0.0
2024 Q3 48 0 0 0.0
2024 Q2 60 0 0 0.0
Show 21 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2024 Q1 10 0 0 0.0
2023 Q4 30 0 0 0.0
2023 Q3 48 0 0 0.0
2023 Q2 32 0 0 0.0
2022 Q3 24 0 0 0.0
2022 Q2 86 0 0 0.0
2021 Q3 60 0 0 0.0
2021 Q2 36 1 0 27777.8
2021 Q1 5 0 0 0.0
2020 Q4 80 0 0 0.0
2020 Q3 40 0 0 0.0
2020 Q2 120 1 0 8333.3
2020 Q1 10 0 0 0.0
2019 Q4 50 0 0 0.0
2019 Q3 60 0 0 0.0
2019 Q2 120 1 0 8333.3
2019 Q1 0 0 0
2018 Q4 120 0 0 0.0
2018 Q3 240 1 0 4166.7
2018 Q2 96 0 0 0.0
2018 Q1 20 0 0 0.0

No reportable incidents on file.

MSHA has no recorded reportable accidents for this mine in the current dataset. New reports appear here within a week of being filed.