Mining Incidents

No Agua Mine & Mill Metal/Non-Metal

Controlled by Imerys S A
No Agua, Taos County, NM  ·  Intermittent
MSHA Mine ID: 2900248

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Fatalities
0
Total incidents
51
Years on record
2000–2025
Latest incident
Mar 2025
Compliance record
MSHA citations since 2000
272
citations
66
significant & substantial
$87,926
proposed penalties
$87,926
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 11,163 0 0 0.0
2025 Q3 1,000 0 0 0.0
2025 Q2 1,143 0 0 0.0
2024 Q4 1,620 4 1 2469.1
2024 Q3 11,464 5 0 436.1
2024 Q1 11,044 14 2 1267.7
2023 Q4 1,874 0 0 0.0
2023 Q3 12,052 2 0 165.9
Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
No fatalities recorded at this mine.

Reportable incidents

51 on file

2025 · 2 incidents

March 9, 2025 NM · Metal/Non-Metal prep plant foreman, supervisor, mill plant supervisor, kiln supervisor HANDLING OF MATERIALS
Imerys Perlite USA, Inc. · Caught in, under or between a moving and a stationary object

Employees were unclogging a baghouse and a hard hat fell into the screw at the bottom of the baghouse. The hard had was drawn into the screw and stopped at the rotary valve. They workers locked out the screw and valve and attempted to retrieve the hard had. When the hard hat came out, there was stored energy in the valve and it turned and caught the workers fingers.

March 6, 2025 NM · Metal/Non-Metal crane operator, mobile equipment operator (meo), dragline operator, dropball operator, rigger POWERED HAULAGE
Imerys Perlite USA, Inc. · Caught in, under or between a moving and a stationary object

Worker was cleaning the plant floor and encountered a guard that had fallen from a head pulley on a conveyor. EE attempted to replace the guard and the active conveyor caught it. EE's hand was smashed between the guard and adjacent steel casing.

2024 · 1 incident

July 22, 2024 NM · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Imerys Perlite USA, Inc. · Caught in, under or between a moving and a stationary object

While installing the bucket on a skid steer, the employee could not close the latch easily. EE utilized a pipe to gain leverage on the latch and was able to close it. After this, the pipe was jammed on the latch handle. When EE pulled the pipe from the latch, EE smashed EE's left thumb on the skid steers frame. The thumb has a laceration and an open fracture of the distal phalanx.

2020 · 3 incidents

October 8, 2020 NM · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Imerys Perlite USA, Inc. · Fall to the walkway or working surface

Moving boxes and tripped over a strap on floor

September 29, 2020 NM · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Imerys Perlite USA, Inc. · Fall from machine

Employee missed 2 steps and fell on EE's right hand.

March 21, 2020 NM · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Imerys Perlite USA, Inc. · Struck by falling object

Operator was using chain fall and reported sore muscles 4 days later.

2019 · 1 incident

June 3, 2019 NM · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman NONPOWERED HAULAGE
Imerys Perlite USA, Inc. · Over-exertion in pulling or pushing objects

Employee was pushing wheelbarrow when the employee felt burning sensation in stomach.

2018 · 1 incident

May 9, 2018 NM · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Imerys Perlite USA, Inc. · Over-exertion (Not Elsewhere Classified)

Repairing leak on pressure washer.

2017 · 1 incident

August 16, 2017 NM · Metal/Non-Metal miner, prospector, nec SLIP OR FALL OF PERSON
Imerys Perlite USA, Inc. · Fall onto or against objects

Employee exited cab of haul truck to wipe mirrors and windows, felt light headed falling forward, tried to catch self continued forward striking rail, scraping left forearm and felt pain in left shoulder.

2013 · 1 incident

June 13, 2013 NM · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Imerys Perlite USA, Inc. · Over-exertion in lifting objects

Employee was picking up hitch end of welder. Welder hitch slipped, employee grabbed for hitch and felt pinch in right wrist.

2012 · 1 incident

March 23, 2012 NM · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
Imerys Perlite USA, Inc. · Fall from machine

Employee was fueling service truck, when dismounting he missed a step and fell 3' to the pad. Landing on his butt.

2011 · 2 incidents

January 25, 2011 NM · Metal/Non-Metal clerk, timekeeper, office worker, director of sales SLIP OR FALL OF PERSON
Imerys Perlite USA, Inc. · Fall onto or against objects

Employee was carrying boxes to dispose of, when he tripped on one of the legs of the threader and hit his back on the treading machine.

January 6, 2011 NM · Metal/Non-Metal pumper SLIP OR FALL OF PERSON
Imerys Perlite USA, Inc. · Over-exertion (Not Elsewhere Classified)

After removing lock-outs from cone crusher disconnect, employee was descending steps from upper control room to base floor & slipped. May have hyper extended left knee.

2010 · 2 incidents

December 28, 2010 NM · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Imerys Perlite USA, Inc. · Caught in, under or between (Not Elsewhere Classified)

Employee got right pinky finger caught in between V-belt & Sheeve, while replaceing V-belts on #2 M.B.H. fan. Amendment: Employee worked full duty till 4/7/11 when he went off work for surgery.

May 28, 2010 NM · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Imerys Perlite USA, Inc. · Fall onto or against objects

EE was working on #8 Screen Deck and slipped on Deck Platform, striking his left knee against railing.

2006 · 1 incident

April 17, 2006 NM · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Perlite Inc · Caught in, under or between a moving and a stationary object

Employee was loading highway truck tires into van to take to vendor for balancing. When putting tires into van, one tire fell back against his leg, hyperextending his left knee.

2005 · 2 incidents

October 28, 2005 NM · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
Perlite Inc · Fall from machine

EE was stepping around other employee when he lost his balance, misplaced his left foot and fell to the floor. In falling to the floor, EE grabbed the other employee, bringing him to floor with him. Misplaced foot was broken.

February 8, 2005 NM · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Perlite Inc · Fall from machine

EE WAS CHECKING ELECTRICAL WIRING ON #8680 LOADER. EE WAS STANDING ON TIRE OF #8680. SLIPPED AND CAUGHT/BROKE FALL WITH RIGHT HAND. HAND STARTED TO HURT. TIRE HAD SNOW ON IT CAUSING EE TO SLIP.

2004 · 5 incidents

December 8, 2004 NM · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Perlite Inc · Over-exertion in lifting objects

Employee was mounting elevator buckets from floor to other employee who was installing them. Employee went to doctor on 12-9-04 for strained back.

September 3, 2004 NM · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Perlite Inc · Over-exertion (Not Elsewhere Classified)

EMPLOYEE WAS INSTALLING A CONVEYOR BELT ROLLER WHILE LYING ON HIS BACK. HE WAS HOLDING A HEAVY ROLLER WHEN THE WEIGHT SHIFTED CAUSING HIS BACK TO JERK. EMPLOYEE WENT TO THE DOCTOR ON 9/10/04.

June 16, 2004 NM · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator MACHINERY
Perlite Inc · Struck by... (Not Elsewhere Classified)

EMPLOYEE WAS REPLACING SCREENS IN SCREEN DECK WHEN VIBRATION FROM AIR IMPACT TOOL THREW PERLITE IN LEFT EYE.

March 24, 2004 NM · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Perlite Inc · Struck by falling object

Employee was welding. Hardface material was cooling off; reacted cracked causing metal pieces to project from weld. A piece was on employee when he washed his face and fell into his left eye.

January 29, 2004 NM · Metal/Non-Metal NO VALUE FOUND
Perlite Inc · No Value Found

EE WAS PARALLEL TO EDGE OF BENCH AND WAS TOO CLOSE TO EDGE. ONE SET OF TRACKS DROPPED CAUSING DOZER TO FALL AND ROLL 1.25 TIMES OFF A 60 FOOT HIGH BENCH. DOZER LANDED ON SIDE. OPERATOR BOUNCED AROUND IN CAB.

2003 · 7 incidents

November 5, 2003 NM · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Perlite Inc · Over-exertion in lifting objects

EE WAS LIFTING WINCH CABLE TO SIXTH FLOOR PLATFORM WHEN HE FELT STRAIN IN HIS LOWER BACK. DID NOT GO TO THE DR AT THAT TIME AS HE THOUGHT HE'D FEEL BETTER. HIS BACK BEGAN BOTHERING HIM AND HE WENT TO THE DR 11-13-03.

September 18, 2003 NM · Metal/Non-Metal truck driver OTHER
Perlite Inc · Struck by... (Not Elsewhere Classified)

EE WAS LOADING HIGHWAY TRUCK; WIND WAS BLOWING AND BLEW PERLITE INTO HIS EYES.

August 18, 2003 NM · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Perlite Inc · Over-exertion (Not Elsewhere Classified)

EE WAS POURING WASTE OIL INTO 500 GALLON TANK WHEN HE HEARD A POPPING SOUND IN HIS RIGHT ELBOW, STRAIN RIGHT ELBOW. HE REPORTED THE INCIDENT TO HIS SUPERVISOR AND WAS RECORDED AS INFORMATION O NLY AS THE EE DID NOT THINK HE NEEDED MEDICAL HELP. HE WANTED TO SEE IF IT WOULD GET BETTER IN TIME. WHEN INJURY BECAME WORSE WITH TIME, EE WENT TO DR ON 10-2-03.

May 7, 2003 NM · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Perlite Inc · Struck by falling object

EE WAS INSTALLING RAIL WHEN PERLITE FELL FROM ABOVE FLOOR LEDGE. EE WAS WEARING SAFETY GLASSES. PERLITE IN LEFT EYE.

April 8, 2003 NM · Metal/Non-Metal truck driver OTHER
Perlite Inc · Struck by flying object

EMPLOYEE WAS UNLOADING PERLITE FROM TRUCK WHEN A GUST OF WIND CAME UP AND BLEW PERLITE INTO HIS FACE. HE WAS WEARING SAFETY GLASSES.

January 28, 2003 NM · Metal/Non-Metal NO VALUE FOUND
Perlite Inc · Over-exertion (Not Elsewhere Classified)

EE WAS HANDING A 5 GALLON BUCKET OF COOLANT TO ANOTHER EE WHEN HE STEPPED INTO A RUT AND TWISTED HIS LEFT ANKLE.

January 24, 2003 NM · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Perlite Inc · Over-exertion in lifting objects

EMPLOYEE WAS LIFTING INSPECTION DOOR WHEN HE FELT PAIN IN HIS LOWER BACK.

2002 · 9 incidents

October 7, 2002 NM · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Perlite Inc · Fall from machine

EMPLOYEE WAS STEPPING DOWN FROM LOADER WHEN HE SLIPPED OFF STEP WITH RIGHT FOOT HITTING RIGHT KNEE ON LOADER STEP.

July 8, 2002 NM · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Perlite Inc · Over-exertion in lifting objects

EE LIFTED TRASH BARREL AND STRAINED BACK, LOWER RIGHT SIDE. EE DID REPORT INCIDENT WHEN IT HAPPENED, BUT DID NOT WANT TO GO TO DR. SINCE INCIDENT DATE HE HAS BEEN EXPERIENCING PAIN AND DID NOT SEE A DR ON 8-8-02.

June 19, 2002 NM · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech OTHER
Perlite Inc · Struck by flying object

EMPLOYEE WAS LACING 16/30 ELEVATOR WHEN A GUST OF WIND BLEW THROUGH DOORWAY CAUSING LOOSE DUST TO BECOME AIRBORNE. WIND BLEW PERLITE INTO HIS LEFT EYE.

May 21, 2002 NM · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman STEPPING OR KNEELING ON OBJECT
Perlite Inc · Struck against stationary object

EE WAS KNEELING DOWN TO WIRE TIE THE BOTTOM OF GATES. EE FELT A SLIGHT POP IN RIGHT KNEE. WHEN HE STOOD UP, HE NOTICED HIS KNEE WAS SWELLING.

May 9, 2002 NM · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Perlite Inc · Struck by... (Not Elsewhere Classified)

EE WAS REPLACING V-BELTS ON #1A IMPACTOR WHEN PERLITE FELL OFF LEDGE AND INTO EE'S LEFT EYE.

May 3, 2002 NM · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Perlite Inc · Struck by falling object

EE WAS CHANGING SCREENS IN NORTH MOGENSON WHEN PERLITE FELL INTO EE'S LEFT EYE.

March 5, 2002 NM · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDTOOLS (NONPOWERED)
Perlite Inc · Over-exertion (Not Elsewhere Classified)

EE WAS HELPING LOADER OPERATOR FREE ROCKS FROM THROAT OF JAW CRUSHER USING A HEAVY METAL BAR. BAR SLIPPED INTO CRUSHER. EE LEANED OVER RAILING TO GET BAR OUT. WHEN BENDING OVER, MUST HAVE STRA INED BACK MUSCLES (ENTIR BACK).

February 1, 2002 NM · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Perlite Inc · Over-exertion (Not Elsewhere Classified)

EE WAS HANGING SOUTH ELEVATOR FEEDING BELT & BUCKETS BACK INTO CASING. OVEREXERTION CAUSED POSSIBLE LOWER BACK STRAIN. EE REPORTED INCIDENT TO SUPERVISOR 2/5/02 BUT DIDN'T GO TO DR TILL 2/9/02

January 24, 2002 NM · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Perlite Inc · Over-exertion (Not Elsewhere Classified)

EMPLOYEE WAS UNPLUGGING JAW USING JACK TO MOVE TOGGLE PLATE. EMPLOYEE PUT AWKWARD PRESSURE ON JACK WHEN SHOULDER "POPPED." POSSIBLE STRAIN TO LEFT SHOULDER.

2001 · 3 incidents

July 14, 2001 NM · Metal/Non-Metal truck driver OTHER
Perlite Inc · Struck by... (Not Elsewhere Classified)

EE WAS UNLOADING HIS TRAILER IN HOPPERS. WIND WAS BLOWING AND BLEW PERLITE IN EE'S FACE AND EYES. EE WAS WEARING SAFETY GLASSES.

May 20, 2001 NM · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer OTHER
Perlite Inc · Struck by... (Not Elsewhere Classified)

EE WAS STARTING JAW CRUSHER AT GRIZZLY AREA WH4EN A GUST OF WIND CAME UP AND AN AIRBORNE OBJECT WAS IMBEDDED INTO LEFT EYE (PERLITE IN EYE). EE WAS WEARING SAFETY GLASSES.

April 17, 2001 NM · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Perlite Inc · Over-exertion (Not Elsewhere Classified)

RECURRENT LOWER BACK PAIN: ORIGINAL DATE OF INCIDENT 3/25/99

2000 · 9 incidents

December 28, 2000 NM · Metal/Non-Metal electrician, lineman HANDLING OF MATERIALS
Perlite Inc · Struck by flying object

EE WORKING ON FURANCE. AIRBORN INSULLATION BECAME LODGED IN RIGHT EYE-FOREIGN BODY IN RIGHT EYE.

September 5, 2000 NM · Metal/Non-Metal grader operator, roadgrader operator HANDLING OF MATERIALS
Perlite Inc · Struck against stationary object

EMPLOYEE WAS HELPING CONTRACT MECHANIC (GOLDEN EUQIPMENT) PUT BACK REAR END ON GRADER IN MOBILE SHOP. A METAL SPLINTER BECAME IMBEDDED ABOVE FINGERNAIL, MIDDLE FINGER, LEFT HAND, CAUSING INFE CTION.

August 31, 2000 NM · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
Perlite Inc · Over-exertion in lifting objects

EMPLOYEE WAS PICKING UP AN ANVIL AND TWISTED HISLEFT WRIST IN AN AWKWARD POSITION.

August 24, 2000 NM · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Perlite Inc · Flash burns (welding)

EMPLOYEE WAS TRIMMING HARDFACE FROM WOBBLER BARS. EMPLYEE'S EYES WERE AFFECTED BY ANOTHER EMPLOYEE USING WELDER TO TRIP WOBBLER BARS. APPEARS TO BE FLASH BURNS TO EYES.

August 8, 2000 NM · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer STEPPING OR KNEELING ON OBJECT
Perlite Inc · Struck against stationary object

EMPLOYEE WAS WALKING AROUND JAW CRUSHER WHEN HE BUMPED HIS LEFT FOOT ON A ROCK.

June 5, 2000 NM · Metal/Non-Metal backhoe operator, trackhoe operator, crane operator MACHINERY
Perlite Inc · Struck by flying object

EMPLOYEE WAS GRADING MINE ROAD IWTH GRADER DOORS OPEN TO COOL CAB AS AIR CONDITIONING WAS NOT WORKING. EMPLOYEE WAS WEARING SAFTY GLASSES. DUST FROMT HE ROAD BLEW ITNO CAB OF GRADER AND PERL ITE BLEW INTO EMPLOYEE'S EYES. PERLITE WOULD NOT WASH OUT OR COME OUT OVERNIGHT. EMPLOYEE REPORTED INCIDENT FOLLOWING DAY (06-06-00) AT WHICH TIME HE WENT TO THE DR.

May 18, 2000 NM · Metal/Non-Metal backhoe operator, trackhoe operator, crane operator SLIP OR FALL OF PERSON
Perlite Inc · Fall from machine

GRADER OPERATOR WAS OPENING DRIVER'S SIDE DOOR AND LATCHING DOOR OPEN, USING HIS FOOT TO SECURE LATCH. WHEN HE SLIPPED AND CAUGHT LEFT HAND ON THE DOOR HANDLE.

April 11, 2000 NM · Metal/Non-Metal backhoe operator, trackhoe operator, crane operator HANDLING OF MATERIALS
Perlite Inc · Struck by... (Not Elsewhere Classified)

EE IS A HILL TRUCK DRIVER AND PULLED TRUCK UP TO FUEL THE VEHICLE. EE OPENED DOOR AND STEPPED OUT TO BEGIN FUELING WHEN RECEIVED PERLITE IN RIGHT EYE. IT WAS NOT WINDY AT THE TIME AND EE WAS W EARING SAFETY GLASSES.

January 14, 2000 NM · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
Perlite Inc · Fall from machine

OPERATOR NORMALLY JUMPS FROM THE TRACK TO THE GROUND, BUT FORGOT THAT THE TRACKS WERE RAISED, ADDING ANOTHER SIX INCHES TO THE DISTANCE. RIGHT UPPER LEG COULD HAVE HIT THE TRACKS.