CG lightning can occur with both positive and negative polarity. The polarity is that of the charge in the region that originated the lightning leaders. An average bolt of negative lightning carries an electric current of 30,000 amperes (30 kA), and transfers 15 coulombs of electric charge and 500 megajoules of energy.
Statewide, 19 wildfires greater than 1,000 acres in area are currently raging, according to the NIFC. The active fires have ravaged more than 630,000 acres, destroying approximately 200 homes and threatening another 12,000, according to Washington state officials.
The United States has 154 protected areas known as National Forests covering 188,336,179 acres. The National Forests are managed by the U.S. Forest Service, an agency of the U.S. Department of Agriculture. The first National Forest was established as the Yellowstone Park Timber and Land Reserve on March 30, 1891, then in the Department of the Interior. In 1897, the Organic Act provided purposes for which forest reserves could be established, including to protect the forest, secure water supplies