*The Fairfax County Council of the Arts is accepting applications for the Catherine Filene Shouse Endowment Award, an areawide competition for high school seniors involved in the performing arts. All seniors in good standing in the metropolitan area are eligible to compete in one of four disciplines: dance, singing, instrumental music and theater.

Entries will be evaluated by panels of artists and arts educators representing the four disciplines. Four finalists will be selected, and the winner of the Shouse Award will receive a $1,000 scholarship. The three runners-up will each be awarded $250. The deadline for application is Monday. Interested students should contact the Department of Instructional Services for public high schools in their area or the Fairfax County Council of the Arts at 941-6066 for an application.

*Arlington's Bishop O'Connell High School is seeking sponsors for dancers in its annual SUPERDANCE fund raiser to benefit the Cystic Fibrosis Foundation, a leader in the fight against the fatal lung disease that attacks children. The dance will be March 22 from noon to midnight. If you cannot make a pledge for a dancer or dance yourself, tax-deductible contributions may be mailed to the Cystic Fibrosis Foundation, c/o Bishop O'Connell High School, 6600 Little Falls Road, Arlington, Va. 22213. For further information, contact the high school at 237-1400 or publicity chairman Stephen Mack at 533-2951.

*To help keep Fairfax County safe during after dark hours, the County Department of Public Works requests citizens to report any malfunctioning street lights on public roads to Virginia Power, which operates and maintains County street lights.

To report a malfunctioning street light on a public road, call Virginia Power at 359-3568 from 8 a.m. to 5 p.m., Monday through Friday. Other street light questions should be directed to the Fairfax County Department of Public Works at 691-2211.

*The 1986 Great Falls Woman's Club Scholarship Award is available to residents of Great Falls pursuing an advanced academic program at an accredited school or institution. The deadline for receipt of applications is March 31. For more information or an application, call Aldona Backaitis at 759-2905.

*"Native Plants Preferred," a symposium on the use of native American plants in American gardens will be presented by members of the American Horticultural Society, the U.S. National Arboretum and the National Wildlife Federation on Saturday and Sunday. The symposium will be held at the National Wildlife Federation headquarters, 8925 Leesburg Pike, Vienna on both days from 9:30 a.m. to 4 p.m.

For more information, call the American Horticultural Society at 768-5700.