This article is based on
Belton Zeigler’s presentation to E4 Carolinas South Carolina Energy CLE on Dec. 18, 2020.
The utility planning and investment cycle begins with planning to comply with Federal reliability standards, proceeds through Integrated Resource Planning reviews at the Commission level, then results in Siting Act proceedings to certificate the construction of new facilities. The utility’s investment in the new facilities is recovered through rate proceedings that follow the commencement or completion of construction.
1. Federal Reliability Standards
Electric utility reliability requirements are established and enforced by the National Electric Reliability Council (“NERC”) under Section 1211(a) of the Energy Policy Act of 1995.
Friday, December 18, 2020
Belton Zeigler’s presentation to E4 Carolinas South Carolina Energy CLE on Dec. 18, 2020.
The utility planning and investment cycle begins with planning to comply with Federal reliability standards, proceeds through Integrated Resource Planning reviews at the Commission level, then results in Siting Act proceedings to certificate the construction of new facilities. The utility’s investment in the new facilities is recovered through rate proceedings that follow the commencement or completion of construction.
1. Federal Reliability Standards
Electric utility reliability requirements are established and enforced by the National Electric Reliability Council (“NERC”) under Section 1211(a) of the Energy Policy Act of 1995.
SCEMD: Relief valve caused loud boom heard, felt across the Midlands WIS News 10 Staff
COLUMBIA, S.C. (WIS) - Did you feel a tremor Friday night?
Many WIS viewers in the Midlands reported possibly feeling an earthquake under their feet in West Columbia, Cayce, and even in downtown Columbia.
@GregWISTV@JudiGatson Just felt a rumble in Cayce like we feel when the quarry uses dynamite. Kinda late for that. Peter Hamlett (@PeterHamlett) December 12, 2020
Felt it in downtown Columbia too Jarod Holt (@jarodholt) December 12, 2020
Saturday morning, the South Carolina Emergency Management Division reported a 2.4 magnitude earthquake did occur in the Midlands around 8:37 p.m. Friday night.
Booms caused by gas regulator feeding Dominion according to SC Emergency Management Division
Lake Murray, SC Paul Kirby (12/12/2020) – Friday night before 9:00 p.m., three booms shook the Midlands area causing people to become concerned and dial 911. Law enforcement officers already operating during time began looking for the source as comments from across a widespread area began to be posted to social media. Resources from the Irmo Fire District were also notified and emergency equipment began looking for the epicenter of the event.
One Lexington Ledger follower wrote that just before 11:00 p.m. Friday night, she felt and heard the booms. It was, “Super weird. Yet again in Cayce... in the last hour I’ve heard 3 BOOMS. The first one shook the house and doors. The last two not quite so loud sounding,” she reported with a link to story about a small earthquake that occurred in November of 2019 near Cayce that cause the similar sound and effect.
Dreher Shoals Dam aka Lake Murray Dam - Image from Lake Murray Country website.
UPDATE: The SC Emergency Management Division reported as of 6:20 a.m. Saturday, that a 2.4 magnitude earthquake did occur in the Midlands Friday night. On whether the two events were related, EMD said via Twitter, Both incidents occurred at the same time. We ll let the crews working on the gas line make that determination and let you know if one led to the other. Â
ORIGINAL STORY:
A relief valve caused a loud noise and rumbling heard for miles around Friday night around 9:45 at a power station near the Lake Murray Dam.