OSHA has inspected TPC Group LLC 4 times in Texas since 2016.
The latest one began on Feb 9, 2026 as part of a related case, in Houston; the case is still open.
Those inspections ended with 18 citation items: 13 serious, 3 willful and 2 other-than-serious.
Penalties were first proposed at $574,641 and now stand at $563,902, 2% lower after settlements or reviews.
Process safety management comes up most often in these citations: 14 items under 1910.119.
How that compares: the median penalty per cited inspection for manufacturing employers since 2015 is $4,500, and TPC Group LLC averages $140,976 (4 cited inspections).
TPC Group LLC also files yearly injury logs with OSHA, summarized below.
It reported 4 severe injuries to OSHA since 2015.
Incident on Nov 27, 2019: Two employees and one contractor sustain injuries in explosi
At 1:00 a.m. on November 27, 2019, Employee #1, a production worker, and Employee #2, a supervisor, were working in the control room of a petrochemical manufacturing facility. One employee was in the control room (Building# 15) and the other employee was outside the control room. The narrative does not specify whether it was Employee #1 or Employee #2 outside the control room. Employee #3, a security guard (contractor), was in the Security Operations Center (SOC). A fire and explosion occurred in the south processing unit (S4 group) causing a heat transfer to the butadiene storage sphere tank 34 and the NMP tanks 72 and 73. These tanks exploded as well injuring all three employees. Employee #1 reportedly inhaled chemical vapors, Employee #2 was struck by the pressure wave and flying debris and lacerated his leg and Employee #3 also reportedly inhaled chemicals vapors and was struck by the pressure wave and building debris and fractured her wrist. All three employees were hospitalized.
| Citation and rule | Type | Proposed | Current | Issued | Status |
|---|
| Citation 1, item 1 |
Serious | $13,494 | $13,494 | May 26, 2020 | Contested |
| Citation 1, item 2 |
Serious | $9,639 | $9,639 | May 26, 2020 | Contested |
| Citation 1, item 3 |
Serious | $9,639 | $9,639 | May 26, 2020 | Contested |
| Citation 1, item 4 |
Serious | $13,494 | $13,494 | May 26, 2020 | Contested |
| Citation 1, item 5 |
Serious | $9,639 | $9,639 | May 26, 2020 | Contested |
| Citation 1, item 6 |
Serious | $13,494 | $13,494 | May 26, 2020 | Contested |
| Citation 1, item 7 |
Serious | $13,494 | $13,494 | May 26, 2020 | Contested |
| Citation 1, item 8a |
Serious | $13,494 | $13,494 | May 26, 2020 | Contested |
| Citation 1, item 8b |
Serious | $0 | $0 | May 26, 2020 | Contested |
| Citation 1, item 9 |
Serious | $13,494 | $13,494 | May 26, 2020 | Contested |
| Citation 2, item 1 |
Willful | $134,937 | $134,937 | May 26, 2020 | Contested |
| Citation 2, item 2 |
Willful | $134,937 | $134,937 | May 26, 2020 | Contested |
| Citation 2, item 3 |
Willful | $134,937 | $134,937 | May 26, 2020 | Contested |
From the Form 300A summaries employers file with OSHA each year. Rate = recordable cases per 100 full-time workers.
In 2025, the Houston site logged 1 recordable injury or illness among about 293 workers: 0.3 per 100 full-time workers, against a median of 0.7 for its industry.
Employers must report any work-related amputation, in-patient hospitalization or loss of an eye to OSHA within 24 hours. 4 reports on file.
Mar 30, 2023, Houston: Hospitalization · second degree heat (thermal) burns · nonclassifiable
An employee was riding his bicycle next to a hot condensate pit. He fell into it, suffered first- and second-degree burns, and was hospitalized.
Jan 25, 2023, Houston: Hospitalization · cerebral and other intracranial hemorrhages · brain
An employee was struck by a utility vehicle that was backing into a shop to load a piece of equipment. The employee sustained left forearm fractures, a left patellar fracture, spinal fractures, and a cerebral hemorrhage.
Jun 27, 2019, Houston: Hospitalization · effects of heat and light, unspecified · body systems
An employee suffered a heat-related injury, becoming nauseous and fatigued, while walking throughout the unit checking valves and preparing the unit for start up.
Sep 26, 2015, Port Neches: Hospitalization · fractures · lower leg(s)
An employee fell down while walking, fracturing his left tibia and fibula.
Current text from the Code of Federal Regulations. Some citations were issued under older wording.
Source: U.S. Department of Labor, OSHA enforcement data. A citation is OSHA's allegation; employers can contest it, and the status column shows where each item stands. Something wrong on this page? Tell us.