Mining Incidents

Lone Star Aggregates - Florence Metal/Non-Metal

Florence, Williamson County, TX  ·  Active
MSHA Mine ID: 4105322

Lone Star Aggregates - Florence has $26K in proposed MSHA penalties and $2K outstanding across 2 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
1
Years on record
2018
Latest incident
Apr 2018
Compliance record
MSHA citations since 2017
62
citations
15
significant & substantial
$25,729
proposed penalties
$23,450
paid to date
91% of proposed penalties paid to date, a $2,279 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2017
22
inspections on record
404
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: 404 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Lone Star Aggregates - Florence has $26K in proposed MSHA penalties and $2K outstanding across 2 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.
$26K
proposed penalties
$26K
current assessed
$23K
paid to date
$2K
outstanding
54 assessments are final orders; 2 contested dockets.
As of the most recent assessment on 2026-02-11.
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 14,920 0 0 0.0
2025 Q3 15,380 0 0 0.0
2025 Q2 15,545 0 0 0.0
2025 Q1 15,601 0 0 0.0
2024 Q4 14,820 1 0 67.5
2024 Q3 15,600 2 0 128.2
2024 Q2 17,160 0 0 0.0
2024 Q1 14,820 0 0 0.0
Show 23 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 13,608 0 0 0.0
2023 Q3 12,480 5 3 400.6
2023 Q2 16,380 2 0 122.1
2023 Q1 15,600 0 0 0.0
2022 Q4 13,680 2 0 146.2
2022 Q3 14,820 0 0 0.0
2022 Q2 16,055 2 1 124.6
2022 Q1 14,589 0 0 0.0
2021 Q4 14,625 2 1 136.8
2021 Q3 14,040 0 0 0.0
2021 Q2 15,855 1 0 63.1
2021 Q1 15,912 0 0 0.0
2020 Q4 16,625 3 1 180.5
2020 Q3 14,041 7 1 498.5
2020 Q2 12,110 0 0 0.0
2020 Q1 11,780 3 1 254.7
2019 Q4 12,775 0 0 0.0
2019 Q3 12,500 0 0 0.0
2019 Q2 4,990 1 0 200.4
2019 Q1 8,441 0 0 0.0
2018 Q4 4,184 2 0 478.0
2018 Q3 3,100 4 2 1290.3
2018 Q2 2,160 8 5 3703.7
No fatalities recorded at this mine.

Reportable incidents

1 on file

2018 · 1 incident

April 23, 2018 TX · Metal/Non-Metal carpenter POWERED HAULAGE
Lone Star Aggregates · Struck against stationary object

A worker was descending on the man basket and at the same time another worker was rolling up an extension cord and wandered under the basket. EE stood up and hit EE's head on the basket.

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The full compliance file on Lone Star Aggregates - Florence

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.