Sept. 20, 2002 — Western U.S. spot electricity prices have remained relatively stable over the past seven-day period, the Energy Information Administration (EIA) reported.
Prices at the Mid-Columbia trading center, a benchmark for northwest power prices, have ranged between a low of $24.66 per megawatthour and a high of $27.86 per megawatthour.
Prices at the SP 15, in California, ranged between $33.66 per megawatthour and $37.93 per megawatthour. Similarly, prices at the Four Corners trading center, in Arizona, have ranged between $30.92 and $34.47 per megawatthour.
Electricity prices in the Mid-continent region have also been increasing over the past three trading days as warmer weather has increased the demand for electricity and outages have reduced the available supply. Cinergy’s price, over the last three trading days, has increased 32% to $32.50 per megawatthour on September 18.
Prices in the Northeast have been mixed over the past seven trading days. Prices at NEPOOL have ranged between a low of $41.25 per megawatthour and a high of $50.50 per megawatthour.
At the PJM West, prices ranged between $27.50 and $40.04 per megawatthour and New York Zone J, New York City, prices ranged between $45.13 and $52.50 per megawatthour.
Over the past seven days, the average price at all trading centers has ranged between $33.31 and $36.85 per megawatthour.