Mining Incidents

Maricopa Pit Metal/Non-Metal

Chandler, Pinal County, AZ  ·  Active
MSHA Mine ID: 0203075

Watch this mine

Email me when a new MSHA incident is filed at Maricopa Pit.

Fatalities
0
Total incidents
2
Years on record
2017–2025
Latest incident
Sep 2025
Compliance record
MSHA citations since 2005
146
citations
36
significant & substantial
$60,137
proposed penalties
$40,435
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 27,826 0 0 0.0
2025 Q3 26,802 4 0 149.2
2025 Q2 27,665 0 0 0.0
2025 Q1 29,634 0 0 0.0
2024 Q4 30,134 3 0 99.6
2024 Q3 31,844 0 0 0.0
2024 Q2 32,335 1 0 30.9
2024 Q1 30,166 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.

Reportable incidents

2 on file

2025 · 1 incident

September 4, 2025 AZ · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
Gila River Sand & Gravel · Struck by... (Not Elsewhere Classified)

Employee was cutting zip ties from a H.P. Guard when the knife slipped and EE cut EE's elbow. Basic first aid given and then taken for medical treatment. Employee received sutures on elbow. Release to return back to work same day. no lost time

2017 · 1 incident

September 9, 2017 AZ · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDTOOLS (NONPOWERED)
Gila River Sand & Gravel · Struck by... (Not Elsewhere Classified)

EE was hitting the inside rod of a 4" pipe. 2" diameter steel pipe. EE was using a 10lb sledge hammer. EE hit pipe and hand too close causing ee to smash ee finger. It was the 4th finger (ring finger) on ee left hand.