Mining Incidents

Lake Hopatcong Quarry Metal/Non-Metal

Lake Hopatcong, Sussex County, NJ  ·  Active
MSHA Mine ID: 2800034

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Fatalities
0
Total incidents
40
Years on record
2000–2026
Latest incident
May 2026
Compliance record
MSHA citations since 2000
216
citations
56
significant & substantial
$50,194
proposed penalties
$42,632
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 19,274 0 0 0.0
2025 Q3 17,875 6 1 335.7
2025 Q2 19,895 0 0 0.0
2024 Q4 20,156 0 0 0.0
2024 Q3 20,503 0 0 0.0
2024 Q1 17,659 0 0 0.0
2023 Q4 21,346 5 0 234.2
2023 Q3 20,599 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

40 on file

2026 · 1 incident

May 5, 2026 NJ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Weldon Quarry Company LLC · Absorption of radiations, caustics, toxic and noxious substances

Employee was drilling concrete and cleaning holes to install studs. Concrete dust got in face and eyes.

2025 · 1 incident

October 31, 2025 NJ · Metal/Non-Metal plumber, pipefitter, millwright SLIP OR FALL OF PERSON
Weldon Quarry Company LLC · Fall from ladders

Worker was climbing a step ladder when it shifted out from underneath them causing them to grab the catwalk with their left hand which caused a severe muscle strain to their left shoulder.

2024 · 1 incident

January 8, 2024 NJ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Weldon Quarry Company LLC · Caught in, under or between a moving and a stationary object

Employee was working in hopper to C-24, removing frozen material. While lifting a piece with a co-worker, the co-worker's side slipped out of co-worker's hand catching EE between the material and a piece of steel.

2023 · 2 incidents

May 9, 2023 NJ · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Weldon Quarry Company LLC · Struck by falling object

Our employee, was washing off crusher deck when a bolt fell out of the crusher box striking them on the left shoulder and their neck.

February 2, 2023 NJ · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver MACHINERY
Weldon Quarry Company LLC · Struck by... (Not Elsewhere Classified)

The employee was using a Skill Saw to cut plastic sheeting when the saw bounced back and sliced employee's thigh.

2022 · 1 incident

July 5, 2022 NJ · Metal/Non-Metal drill operator HANDLING OF MATERIALS
Weldon Quarry Company LLC · Caught in, under or between a moving and a stationary object

Caught finger between hook and roof area of cable while changing drill hammer.

2021 · 1 incident

June 25, 2021 NJ · Metal/Non-Metal drill operator MACHINERY
Weldon Quarry Company LLC · Struck by... (Not Elsewhere Classified)

Worker got cut on finger required three stitches

2020 · 2 incidents

May 22, 2020 NJ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Weldon Quarry Company LLC · Struck by flying object

Chisel tip went into cheek of employee.

January 2, 2020 NJ · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver DISORDERS (REPEATED TRAUMA)
Weldon Quarry Company LLC · (Not Elsewhere Classified)

Standard threshold shift.

2019 · 3 incidents

January 2, 2019 NJ · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator DISORDERS (REPEATED TRAUMA)
Weldon Quarry Company LLC · (Not Elsewhere Classified)

(STS) Standard Threshold Shift

January 2, 2019 NJ · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer DISORDERS (REPEATED TRAUMA)
Weldon Quarry Company LLC · (Not Elsewhere Classified)

Audiogram fail, STS.

January 2, 2019 NJ · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver DISORDERS (REPEATED TRAUMA)
Weldon Quarry Company LLC · (Not Elsewhere Classified)

failed audiogram, sts, employee stated they had cold,

2018 · 2 incidents

December 5, 2018 NJ · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman STRIKING OR BUMPING
Weldon Quarry Company LLC · Caught in, under or between (Not Elsewhere Classified)

While kneeling on cat walk employee used right hand for support and without realizing finger was through it, stood up lacerating right index finger

October 29, 2018 NJ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Weldon Quarry Company LLC · Over-exertion in lifting objects

Employee was moving wooden blocks used for cribbing and weighing approximate 30 lbs., when employee felt a pop in elbow. The blocks were being moved on the back of employee's service truck to access a container.

2015 · 2 incidents

November 11, 2015 NJ · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator SLIP OR FALL OF PERSON
Weldon Quarry Company LLC · Over-exertion (Not Elsewhere Classified)

Tripped in pot hole in parking lot at 4:00 AM. Didn't report it till 8:30 AM.

November 3, 2015 NJ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Weldon Quarry Company LLC · Struck by... (Not Elsewhere Classified)

While air arcing plate off dozer blade plate had stress on it and sprung out at top hitting employee in head. Causing laceration to scalp.

2014 · 2 incidents

September 5, 2014 NJ · Metal/Non-Metal jackhammer operator, chiphammer operator DISORDERS (REPEATED TRAUMA)
Weldon Quarry Company LLC · (Not Elsewhere Classified)

Standard threshold shift, hearing

September 5, 2014 NJ · Metal/Non-Metal sweeper operator DISORDERS (REPEATED TRAUMA)
Weldon Quarry Company LLC · (Not Elsewhere Classified)

sts, hearing

2010 · 2 incidents

August 9, 2010 NJ · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver MACHINERY
Weldon Quarry Company LLC · Struck by flying object

Glass in eye

2009 · 4 incidents

December 15, 2009 NJ · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver POWERED HAULAGE
Weldon Quarry Company LLC · Struck against a moving object

Employee backed onto 3/4 rs pile to dump, pile was undercut and caved, flipped truck over once landing on roof.

August 20, 2009 NJ · Metal/Non-Metal prep plant foreman, supervisor, mill plant supervisor, kiln supervisor SLIP OR FALL OF PERSON
Weldon Quarry Company LLC · Fall from machine

Employee was working at the recycle plant, when he slipped off the crusher and fell onto the ladder. He hit a kick plate and got a contusion on the right side, between his rib & hip.

April 17, 2009 NJ · Metal/Non-Metal refuse truck driver, backfill truck driver, stock pile truck driver HANDLING OF MATERIALS
Weldon Quarry Company LLC · Over-exertion in lifting objects

Employee was emptying garbage & stacking pallets when he twisted his lower right back.

February 9, 2009 NJ · Metal/Non-Metal belt foreman, maintenance foreman, maintenance supervisor HANDLING OF MATERIALS
Weldon Quarry Company LLC · Struck by falling object

Employee was doing winter maintenance. He cut a piece of steel and was going to install it, when steel slipped and fell on his right foot, causing contusion.

2008 · 1 incident

March 6, 2008 NJ · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver HANDTOOLS (NONPOWERED)
Weldon Quarry Company LLC · Over-exertion in pulling or pushing objects

Employee was adjusting dirt shoe spring; he was down on his hand and knees. He turned the wrench once and he felt his back go out.

2007 · 2 incidents

December 31, 2007 NJ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Weldon Quarry Company LLC · Caught in, under or between a moving and a stationary object

Employee went to assist in replacing rear cover plate on dozer; plate on floor jack on edge. While jacking up, he lost control of plate and his left thumb was pinched between plate and a solid object.

January 5, 2007 NJ · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDTOOLS (NONPOWERED)
Weldon Quarry Company LLC · Struck by flying object

Employee states rust flew up under goggles into his right eye while using hammer. Visions blurry on right side of eye.

2005 · 1 incident

June 13, 2005 NJ · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator POWERED HAULAGE
Weldon Quarry Company LLC · Struck against a moving object

EMPLOYEE WAS OPERATING LOADER THE SEAT SPRUNG HIM UPWARD. AS THE SEAT BELT CAUGHT HIM AND YANKED HIM BACK IN THE SEAT AND SOMETHING POPPED IN HIS BACK.

2004 · 1 incident

June 23, 2004 NJ · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
Weldon Quarry Company LLC · Fall from machine

EMPLOYEE SLIPPED OFF FUEL TANK GETTING INTO ASPHALT PLANT TRUCK. HE GRABBED THE HANDLE BAR BEFORE LANDING ON THE GROUND & HE PULLED A MUSCLE.

2003 · 2 incidents

February 19, 2003 NJ · Metal/Non-Metal mine manager, mine foreman, mine owner HANDTOOLS (NONPOWERED)
Weldon Quarry Company LLC · Struck by... (Not Elsewhere Classified)

EE WAS STRIKING HOPPER WITH A PRY BAR AND THE BAR GOT STUCK IN FROZEN MATERIAL, EE LOST HIS BALANCE AND PRY BAR CAME BACK AND HIT HIM IN THE FACE.

February 4, 2003 NJ · Metal/Non-Metal mine manager, mine foreman, mine owner HANDLING OF MATERIALS
Weldon Quarry Company LLC · Struck against stationary object

EE WAS CLIMBING BETWEEN WALL & SCREEN STRUCTURE. HIS HARD HAT SHIFTED AS HE WAS CLIMBING AND HE HIT HIS HEAD ON THE COUNTER WEIGHT GUARD ON THE SCREEN. PUT A SERIOUS CUT IN HIS HEAD.

2001 · 6 incidents

August 2, 2001 NJ · Metal/Non-Metal truck driver SLIP OR FALL OF PERSON
Weldon Quarry Company LLC · Over-exertion (Not Elsewhere Classified)

EE STEPPED ONTO LOOSE GRAVEL AND HE SLIPPED INJURING HIS BACK. EE WAS WALKING FROM PARKING LOT GOING TO CHANGE CLOTHERS FOR WORK.

May 9, 2001 NJ · Metal/Non-Metal truck driver HANDLING OF MATERIALS
Weldon Quarry Company LLC · Struck against stationary object

WHILE EMPLOYEE WAS WETTING DOWN SHOT THE SPRAY MECHANISM CAME OUT OF ITS HOLDER WHILE EMPLOYEE WAS USING IT. THE FORCE OF THE WATER PRESSURE CAUSED EMPLOYEE TO HIT HIS ARM ON THE PLATFORM RAIL ING.

April 2, 2001 NJ · Metal/Non-Metal mine manager, mine foreman, mine owner SLIP OR FALL OF PERSON
Weldon Quarry Company LLC · Fall to the walkway or working surface

EMPLOYEE WAS DOING MAINTENANCE UNDER CONVEYER #1AND HE SLIPPED ON MUD AND SLID INTO WASHOUT GULLY JAMMING HIS LEFT KNEE.

February 13, 2001 NJ · Metal/Non-Metal mine manager, mine foreman, mine owner HANDLING OF MATERIALS
Weldon Quarry Company LLC · Over-exertion (Not Elsewhere Classified)

EE STEPPED OFF THE BACK OF THE WELDING TRUCK ONTO UNEVEN GROUND AND SPRAINED HIS RIGHT ANKLE.

February 2, 2001 NJ · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator HANDLING OF MATERIALS
Weldon Quarry Company LLC · Struck by falling object

EMPLOYEE WAS WORKING INSIDE SCREEN CHUTE AND A STEEL PLATE WITH RUBBER PAD FELL ON HIS HAND AS HE WAS EXITING THE CHUTE.

January 12, 2001 NJ · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
Weldon Quarry Company LLC · Fall onto or against objects

EE WAS WALKING TO SHOP, HE SLIPPED ON ICE AND HIT HIS RIGHT WRIST ON ANOTHER EE'S THERMOS BOTTLE. WAITED UNTI 17TH, HAND AND FINGER SWOLLEN-WENT FOR XRAYS.

2000 · 3 incidents

November 18, 2000 NJ · Metal/Non-Metal mine manager, mine foreman, mine owner HANDTOOLS (NONPOWERED)
Weldon Quarry Company LLC · Struck by... (Not Elsewhere Classified)

EMPLOYEE WAS TRIMMING THE SKIRT ON THE CONVEYER AND THE UITILITY KNIFE SLIPPED AND HE CUT HIS FINGER. IT REQUIRED 11 STITCHES.

November 17, 2000 NJ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Weldon Quarry Company LLC · Struck by... (Not Elsewhere Classified)

EE WAS TRYING TO REMOVE BOLT ON THE PRIMARY CRUSHER ALONG WITH INJ EE INJ EE'S THUMB WAS STRUCK BY THE SLEDGE HAMMER WHILE REMOVING THE BOLT

April 6, 2000 NJ · Metal/Non-Metal electrician, lineman HANDLING OF MATERIALS
Weldon Quarry Company LLC · Struck against stationary object

EE CUT RIGHT HAND WHILE REACHING INTO A TOOL BUCKET ON A RAZOR KNIFE BLADE WHICH WAS NOT FULLY RETRACTED REQUIRING STITCHES.