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Christian Hill Quarry Metal/Non-Metal

Auburn Aggregates LLC · Surface

Controlled by Lori A Gile; Joel P Cummings

AUBURN, Androscoggin County, ME · Active

MSHA Mine ID: 1700600

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Fatalities: 0
Total incidents: 2
Years on record: 2023–2026
Latest incident: May 2026

Compliance record

MSHA citations since 2001

207

citations

significant & substantial

$214,823

proposed penalties

$193,681

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	11,485	0	0	0.0
2025 Q3	10,595	0	0	0.0
2025 Q2	11,154	1	1	89.7
2025 Q1	9,778	1	0	102.3
2024 Q4	9,390	0	0	0.0
2024 Q3	13,351	19	4	1423.1
2024 Q2	11,185	0	0	0.0
2024 Q1	8,793	17	7	1933.4

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

2026 · 1 incident

May 5, 2026 ME · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS

Auburn Aggregates LLC · Over-exertion (Not Elsewhere Classified)

EE clocked in at 10:35 am. EE walked to the haul truck. Put both hands on railings and placed right foot on the first step to climb stairs to enter haul truck. EE heard a pop and had left ankle pain,10:49 am.

2023 · 1 incident

August 28, 2023 ME · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver POWERED HAULAGE

Auburn Aggregates LLC · Struck against a moving object

X-71 Haul Truck was descending downhill, driving through a 4' berm, over a slight embankment and came to rest abruptly against a stock pile. The driver sustained head trauma to the steering wheel.