Thorndyke Pit Metal/Non-Metal
Seton Construction Inc.
· Surface
Controlled by
Bruce B Seton
Port Ludlow,
Jefferson County,
WA
·
Active
MSHA Mine ID: 4503780
Thorndyke Pit has $4K 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
25
citations
5
significant & substantial
$3,517
proposed penalties
$3,517
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
22
inspections on record
239
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: 239 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.
Thorndyke Pit has $4K 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.$4K
proposed penalties
$4K
current assessed
$4K
paid to date
$0
outstanding
24 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2025-04-23.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
See also
the operator's enforcement record
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 | 2,777 | 0 | 0 | 0.0 |
| 2025 Q3 | 2,917 | 0 | 0 | 0.0 |
| 2025 Q2 | 2,563 | 7 | 3 | 2731.2 |
| 2025 Q1 | 2,352 | 0 | 0 | 0.0 |
| 2024 Q4 | 2,184 | 3 | 1 | 1373.6 |
| 2024 Q3 | 2,418 | 0 | 0 | 0.0 |
| 2024 Q2 | 2,700 | 3 | 0 | 1111.1 |
| 2024 Q1 | 1,900 | 0 | 0 | 0.0 |
Show 23 earlier quarters Hide earlier quarters
| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2023 Q4 | 1,495 | 0 | 0 | 0.0 |
| 2023 Q3 | 1,675 | 1 | 0 | 597.0 |
| 2023 Q2 | 1,935 | 0 | 0 | 0.0 |
| 2023 Q1 | 1,270 | 1 | 0 | 787.4 |
| 2022 Q4 | 897 | 0 | 0 | 0.0 |
| 2022 Q3 | 1,034 | 0 | 0 | 0.0 |
| 2022 Q2 | 1,155 | 0 | 0 | 0.0 |
| 2022 Q1 | 2,319 | 0 | 0 | 0.0 |
| 2021 Q4 | 1,378 | 1 | 0 | 725.7 |
| 2021 Q3 | 1,257 | 2 | 0 | 1591.1 |
| 2021 Q2 | 1,423 | 0 | 0 | 0.0 |
| 2021 Q1 | 1,165 | 0 | 0 | 0.0 |
| 2020 Q4 | 292 | 0 | 0 | 0.0 |
| 2020 Q3 | 1,030 | 0 | 0 | 0.0 |
| 2020 Q2 | 394 | 0 | 0 | 0.0 |
| 2020 Q1 | 43 | 0 | 0 | 0.0 |
| 2019 Q4 | 9 | 1 | 0 | 111111.1 |
| 2019 Q3 | 10 | 0 | 0 | 0.0 |
| 2019 Q2 | 92 | 0 | 0 | 0.0 |
| 2019 Q1 | 32 | 0 | 0 | 0.0 |
| 2018 Q4 | 44 | 2 | 0 | 45454.5 |
| 2018 Q3 | 83 | 0 | 0 | 0.0 |
| 2018 Q2 | 245 | 3 | 1 | 12244.9 |
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.
For insurers, brokers, and safety consultants
The full compliance file on Thorndyke Pit
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.