Embraer EMB 121 Xingu 51 of which were exported to countries outside Brazil. Currently, the French Air Force is the largest operator with 23 aircraft still in service. Embraer EMB 121 Xingu The Embraer EMB 121 Xingu (pronounced ""shingoo"") is a twin-turboprop fixed-wing aircraft built by the Brazilian aircraft manufacturer, Embraer. The design is based on the EMB 110 Bandeirante, using its wing and engine design merged with an all-new fuselage. The EMB 121 first flew on 10 October 1976. A modified form of the EMB 121, the EMB 121A1 Xingu II, was introduced on 4 September 1981 with a more powerful engine (PT6A-135),
South Fork American River Creek, and Silver Fork American River. Most of the watershed consists of high, forested mountains and steep-sided valleys that receive up to of annual precipitation, except for the westernmost section which consists of drier foothill country. The river also contributes about a third of the total outflow of the American River system. According to a U.S. Geological Survey stream gage at Lotus, about above Folsom Lake, the average discharge was from 1951 to 1995. The highest recorded flow was on January 1, 1997 (see ), and the lowest monthly mean was in July 1977. Rafting and Kayaking The South Fork