"DOMINION ENERGY SOUTH CAROLINA, INC."

gas_distribution Incident — BLUFFTON, SC — June 19, 2020

Incident Information

Incident DateJune 19, 2020
Operator"DOMINION ENERGY SOUTH CAROLINA, INC."
CommodityNATURAL GAS
Pipeline Typegas_distribution

Location

CityBLUFFTON
StateSC
CountyBEAUFORT
Coordinates32.24439, -80.99999

Cause

CauseNATURAL FORCE DAMAGE
SubcauseHIGH WINDS

Casualties

Fatalities0
Injuries0

Costs

Property Damage$85,000
Emergency Response$2,500
Other Costs$14,500

Location Map

Incident Narrative

"ON JUNE 19, 2020, AT APPROXIMATELY 5:00 PM LOCAL TIME, IN OKATIE, SC, A SEVERE THUNDERSTORM WITH HIGH WINDS CAUSED TWO TREES TO FALL ONTO THE HWY 46 VALVE STATION. THE DAMAGE SEVERED AN ABOVE-GROUND 2-IN STEEL STRAINER ON THE VALVE STATION. IT IS ESTIMATED THAT APPROXIMATELY 6996.1 MCF OF NATURAL GAS WAS LOST DURING THE LEAK. THE LEAK WAS STOPPED AT APPROXIMATELY 9:42 PM, AND TEMPORARY REPAIRS WERE MADE TO THE STATION. DURING THIS TIME OKATIE HWY (SC HWY 46) WAS CLOSED IN BOTH DIRECTIONS. THE INITIAL NRC INCIDENT REPORT NUMBER WAS 1280381. ON, JUNE 26, 2020 A FOLLOW-UP REPORT WAS MADE TO THE NRC TO GIVE CORRECTIONS TO THE INFORMATION CAPTURED IN THE ORIGINAL NRC REPORT (#1280485). THE STATION WAS PLACED INTO SERVICE IN 2016. AFTER THE INCIDENT OF JUNE 19, 2020. AN ENGINEERING COST ANALYSIS WAS PERFORMED FOR THE STATION AND IT WAS DETERMINED THAT THE STATION IS NO LONGER NEEDED FOR SYSTEM RELIABILITY. THUS THE PRELIMINARY PLAN IS TO RETIRE THE STATION. A NEW STATION MAY BE CONSTRUCTED AT THE LOCATION IF FUTURE OPERATIONAL NEEDS REQUIRE IT."

About This Pipeline Incident

Pipeline incident data is reported to the Pipeline and Hazardous Materials Safety Administration (PHMSA). All significant incidents involving fatalities, injuries, or property damage over $50,000 must be reported.

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