Location Max previously known Agnes Max
Year Height Flow(cfs) Height Flow(cfs)
------------------------------------------------------------------------
Potomac River
Sheperdstown, WV 1936 42.1 335,000 31.58 187,000
Point of Rocks, MD 1936 41.03 480,000 37.43 347,000
Washington, DC 1936 28.1 484,000 22.03 359,000
(NOTE: Washington site was moved during period of records, gage height
reflects old location)
Conococheague Creek
Fairview, MD 1889 16.5 22,000 24.5 32,400
Opequon Creek
Martinsburg, WV 1970 15.81 14,000 17.45 19,000
Antietam Crek
Sharpsburg, MD 1956 16.73 12,600 14.30 9,880
Monocacy River
Frederick, MD 1889 30 56,000 35.9 81,600
Goose Creek
Leesburg, VA 1889 29 45,000 30.59 78,100
Rock Creek
Washington, DC 1956 13.19 7,220 16.2 12,500