California ISO Declares Stage One Electrical Emergency; Consumers Asked to Conserve Electricity this Afternoon.Energy Editors/News Editors FOLSOM, Calif.--(BUSINESS WIRE)--May 28, 2003 The California Independent System Operator (California ISO (1) See ISO speed. (2) (International Organization for Standardization, Geneva, Switzerland, www.iso.ch) An organization that sets international standards, founded in 1946. The U.S. member body is ANSI. ) issued a Stage One at 3:00 p.m. today, May 28, 2003, as operating reserves In power systems, the operating reserve is the generating capacity available to the system operator within a short interval of time to meet demand in case a generator is lost or there is another disruption to the supply. dipped. Consumers are asked to lessen the strain on the state's power grid by conserving electricity by avoiding use of large electrical appliances until after 7 p.m. tonight. No blackouts are expected. Temperatures in California are an estimated 5-7 degrees above forecasts, causing customer demand on the ISO power grid to run 4,000 megawatts over the projected peak demand of 38,633 megawatts. Typically, demand for power peaks at 4 p.m. this time of year. The Stage One is in effect until 8 p.m. The Stage One Emergency declaration enables the California ISO to access emergency resources to help maintain operating reserves. A Stage Two is declared when reserves drop below five percent. At this level, large commercial customers that have signed up to voluntarily curtail cur·tail tr.v. cur·tailed, cur·tail·ing, cur·tails To cut short or reduce. See Synonyms at shorten. [Middle English curtailen, to restrict power during high demand days will be asked to do so. A Stage Two has not been declared at this time. If an operating reserve shortfall of less than one-and-a-half percent is unavoidable, a Stage Three Emergency is initiated. Involuntary curtailments of service to customers including "rotating ro·tate v. ro·tat·ed, ro·tat·ing, ro·tates v.intr. 1. To turn around on an axis or center. 2. blackouts" are possible during this emergency declaration. The California ISO's Electrical Emergency Plan (EEP EEP Export Enhancement Program EEP Ecosystem Enhancement Program EEP Early Entrance Program (University of Washington) EEP Equal Error Protection EEP Einstein Equivalence Principle EEP Emergency Evacuation Plan ) is part of the state's enhanced reliability standards enacted by landmark legislation Assembly Bill 1890 that led to the restructuring of California's electricity industry. The California ISO is a not-for-profit public benefit corporation charged with managing the flow of electricity along California's wholesale power grid. The mission of the California ISO is to safeguard the reliable delivery of electricity, and ensure equal access to 25,000 circuit miles of "electron highway." As the impartial Favoring neither; disinterested; treating all alike; unbiased; equitable, fair, and just. operator of the wholesale power grid in the state, the California ISO conducts a small portion of the bulk power markets. These markets are used to allocate space on the transmission lines, maintain operating reserves and match supply with demand in real time. Continuously updated information about the California ISO control area's electricity supply and the current demand on the power grid is available on the web at www.caiso.com. Other helpful contacts: Pacific Gas and Electric 415/973-5930 Southern California Edison Southern California Edison (or SCE Corp), the largest subsidiary of Edison International (NYSE: EIX), is the primary electricity supply company for much of Southern California. It provides 11 million people with electricity. 626/302-2255 San Diego San Diego (săn dēā`gō), city (1990 pop. 1,110,549), seat of San Diego co., S Calif., on San Diego Bay; inc. 1850. San Diego includes the unincorporated communities of La Jolla and Spring Valley. Coronado is across the bay. Gas and Electric 877/866-2066 |
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