Accident Report Detail
Accident Summary Nr: 744409 - OVERCOME BY HYDROGEN SULFIDE
Inspection Nr | Date Opened | SIC | NAICS | Establishment Name |
---|---|---|---|---|
105875231 | 03/16/1993 | 4911 | 0 | Cosi Puna Inc |
Abstract: THREE ELECTRIC UTILITY EMPLOYEES WERE INVOLVED IN A GEOTHERMAL DRILLING OPERATION. THEY WERE PREPARING A WELL CLEAN OUT OF KS-9, WHICH INCLUDED A 4-HOUR VENTING. THE STEAM USED IN THIS OPERATION IS NORMALLY ABATED WITH THE USE OF CAUSTIC SODA IN THE ATMOSPHERIC SEPARATOR AND MUFFLER SYSTEM. HOWEVER, DURING THIS PARTICULAR OPERATION, CONDENSATE FOLLOWED BY A CLOUD OF UNABATED HYDROGEN SULFIDE CAME OUT OF THE SAMPLE PORT. TWO EMPLOYEES WERE OVERCOME BY THE GAS. ONE OF THEM HAD BEEN STANDING NEAR THE THROTTLE VALVE, AND THE OTHER HAD BEEN MONITORING HYDROGEN SULFIDE FROM A NEARBY LOCATION.
Employee # | Inspection Nr | Age | Sex | Degree of Injury | Nature of Injury | Occupation |
---|---|---|---|---|---|---|
1 | 105875231 | Non Hospitalized injury | Poisoning(Systemic) | Production inspectors, checkers and examiners | ||
2 | 105875231 | Non Hospitalized injury | Poisoning(Systemic) | Production samplers and weighers |