Safety Incidents OSHA Severe Injury Reports · 2015–2025
2,004,209Inspections Most recent open 2026-07-13 Last loaded 2026-07-17

OSHA Inspection: PATTERSON-UTI DRILLING COMPANY LLC RIG 250

Planned inspection · Health discipline

On , OSHA opened a planned health inspection of PATTERSON-UTI DRILLING COMPANY LLC RIG 250 in CR 204 7.3 MI SW DIRECTION FROM POTH LYSSY A #1H WELL, POTH, TX 78147 (NAICS 213111). OSHA activity number 339638546.

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Site address
CR 204 7.3 MI SW DIRECTION FROM POTH LYSSY A #1H WELL
City
POTH
State
TX
ZIP
78147
Mailing
450 GEARS RD. SUITE 500, HOUSTON, TX 77067
Inspection type
Planned (H)
Scope
Complete (A)
Discipline
Health
Advance notice
No
Union status
B
Opened
Closing conference
Case closed
Last modified
Data loaded
NAICS code
213111
Employees
12
Ownership type
A

3 citations on file for this inspection.

1910.132 C

Serious Gravity 1 1 instance 4 exposed
Issued
Abate by
Penalty
Initial $3000.00 · Current $1800.00 Reduced

Hazardous substances 1480

29 CFR 1910.132(c): Personal protective equipment was not of safe design and construction for the work to be performed:   and/or in the alternative:  29 CFR 1910.134(d)(1)(ii): The employer did not select and use a NIOSH-certified respirator in compliance with the conditions of its certification:  At the Rig 250 drilling site located at Lyssy A-1H well site near Poth, Texas, on or about March 12, 2014 and at times prior thereto SKA-PAK escape SCBA / supplied air respirators provided for employee use in potentially hazardous atmospheres were equipped with polyester head harnesses in lieu of flame resistant Kevlar, exposing employees to the hazards of flash fire. Use of the polyester head harness and nylon waist and shoulder harness configuration is prohibited by manufacturer Scott Safety when exposure to flame or radiant heat is a possibility as the components may melt or burn.
Recent events (2)
  • — I (S) $1800
  • — Z (S) $3000

1910.134 H02 I

Serious Gravity 1 1 instance 4 exposed
Issued
Abate by
Penalty
Initial $0.00 · Current $0.00

Hazardous substances 1480

29 CFR 1910.134(h)(2)(i): Respirators were not stored to protect them from damage, contamination, dust, sunlight, extreme temperatures, excessive moisture, and damaging chemicals or were not packed or stored to prevent deformation of the facepiece and exhalation valve:  At the Rig 250 drilling site located at Lyssy A-1H well site near Poth, Texas, on or about March 12, 2014 and at times prior thereto SKA-PAK combination escape SCBA / supplied air respirators were stored outside the Driller's Cabin in cases that were not water-tight and air-tight, thereby subjecting components to damage and/or contamination by dust/dirt and moisture. There was standing water in two of the four Breathing Air cases.
Recent events (2)
  • — I (S) $0
  • — Z (S) $0

1910.1200 F06

Serious Gravity 1 1 instance 6 exposed
Issued
Abate by
Penalty
Initial $3000.00 · Current $1800.00 Reduced

Hazardous substances 9010D150

29 CFR 1910.1200(f)(6): The employer did not ensure that each container of hazardous chemicals in the workplace was labeled, tagged or marked with the information specified under paragraphs (f)(6)(i) through (ii) of this section:  At the Rig 250 drilling site located at Lyssy A #1H well near Poth, Texas, on March 12, 2014 and at times prior thereto and thereafter containers for chemicals used in mud mixing operations and/or fueling of equipment were not labeled with health hazard warnings, including the Aycock diesel fuel tank, skid-mounted diesel fuel tank, and "Barite" tanks, which were not labeled with any hazard warnings and contained Baroid 41 (crystalline silica, quartz), exposing employees to the hazards of chemicals.
Recent events (2)
  • — I (S) $1800
  • — Z (S) $3000

This record is reproduced from the U.S. Department of Labor Open Data API (OSHA inspection dataset). The original IMIS detail view is available at OSHA's Establishment Search for activity number 339638546.