A combination of 1.5 to 3 inches of rain that fell between the evening of the 21st and the morning of the 23rd and snow melt from the massive snowstorm of 14-18 February led to widespread flooding.  In Frederick County, Gas House Pike, Glissans Mill Road, and Bretheren Church Road were closed by flood waters. Two people had to be rescued when their pickup became stranded in high water on Gas House Pike. A 35-year-old man was killed after his car hydroplaned and crashed into another car near Green Valley. Linganore Creek and Catoctin Creek overflowed their banks.  In Carroll County, small streams and creeks overflowed their banks.  Keysville Road and Bucher John Road in addition to 10 other roads were closed by flooding.  In Baltimore County, about 500 basements were flooded. The Baltimore-Washington Parkway was closed by high water on the afternoon of the 23rd north of the Baltimore Beltway. In Baltimore City, 90 roads and 290 basements were flooded. In Harford County, Route 7 was closed by flooding in several locations. One car became stalled in flood waters on the highway.  Flooded basements and backed up sewer drains were reported in Aberdeen, Havre de Grace, and Perryville.  Broad Street in Perryville was closed by flooding. In Howard County, Route 108 was under water east of Route 29.  Several county roads were closed by high water, including Race Road, Furnace Avenue, and Triadelphia Mill Road.  Officials rescued people trapped in flood waters in an unknown location in the county. A minor mudslide closed Toll House Road in Ellicott City. Thirty county basements were flooded. In Montgomery County, Rock Creek overflowed its banks in Chevy Chase and flooded 9 vehicles at a recreational facility. Officials reported 200 calls for flooded basements or people stranded in high water.  Small stream flooding was reported in Silver Spring.  Magruder Branch in Damascus flooded over Log House Road.  In Anne Arundel County, 142 basements and 2 yards were pumped out by county firefighters.  Roads closed by flooding included Old Mill Road, Furnace Avenue, Furnace Branch Road, and Cedar Road.  A woman had to be rescued when her car became trapped in flood waters near Woodwardville.  Nine of the county's 240 wastewater pumping stations overflowed, sending wastewater into Selby Bay, the South River, Rhode River tributaries, and Church Creek.In Prince George's County, Route 50 was closed by flooding in Cheverly.  Three hundred reports of basement flooding were received by county officials. The Anacostia River rose 8 feet above low tide, flooding some docks.  A wastewater treatment plant overwhelmed by water overflowed sewage into Broad Creek, the Anacostia River, Piscataway Creek, and the western branch of the Patuxent River.  In addition, sewage backed up into 200 basements.  A total of 29 county schools reported water damage. In Charles County, urban and small stream flooding was reported in La Plata and Bryans Road.  Newton Road, Hancock Road, and Bumpy Oak Road were closed by high water.

Flood in HOWARD, MARYLAND
From 22-FEB-03 08:00:00 to 23-FEB-03 06:00:00 (EST)
Reported by: NEWSPAPER

Flood in MONTGOMERY, MARYLAND
From 22-FEB-03 08:00:00 to 23-FEB-03 06:00:00 (EST)
Reported by: LAW ENFORCEMENT

Flood in PRINCE GEORGES, MARYLAND
From 22-FEB-03 08:00:00 to 23-FEB-03 06:00:00 (EST)
Reported by: NEWSPAPER

Flood in ANNE ARUNDEL, MARYLAND
From 22-FEB-03 08:00:00 to 23-FEB-03 06:00:00 (EST)
Reported by: LAW ENFORCEMENT

Flood in CHARLES, MARYLAND
From 22-FEB-03 08:00:00 to 23-FEB-03 06:00:00 (EST)
Reported by: TRAINED SPOTTER

Flood in SOUTHERN BALTIMORE, MARYLAND
From 22-FEB-03 08:00:00 to 23-FEB-03 06:00:00 (EST)
Reported by: NEWSPAPER

Flood in HARFORD, MARYLAND
From 22-FEB-03 08:00:00 to 23-FEB-03 06:00:00 (EST)
Reported by: NEWSPAPER

Heavy Rain in ALLEGANY, MARYLAND
From 22-FEB-03 08:00:00 to 23-FEB-03 06:00:00 (EST)
Location: COUNTYWIDE
Reported by: TRAINED SPOTTER

Heavy Rain in WASHINGTON, MARYLAND
From 22-FEB-03 08:00:00 to 23-FEB-03 06:00:00 (EST)
Location: COUNTYWIDE
Reported by: TRAINED SPOTTER

Heavy Rain in CALVERT, MARYLAND
From 22-FEB-03 08:00:00 to 23-FEB-03 06:00:00 (EST)
Location: COUNTYWIDE
Reported by: TRAINED SPOTTER

Heavy Rain in ST. MARY'S, MARYLAND
From 22-FEB-03 08:00:00 to 23-FEB-03 06:00:00 (EST)
Location: COUNTYWIDE
Reported by: TRAINED SPOTTER

Flood in FREDERICK, MARYLAND
From 22-FEB-03 08:00:00 to 23-FEB-03 06:00:00 (EST)
Reported by: NEWSPAPER

Flood in CARROLL, MARYLAND
From 22-FEB-03 08:00:00 to 23-FEB-03 06:00:00 (EST)
Reported by: NEWSPAPER

Flood in NORTHERN BALTIMORE, MARYLAND
From 22-FEB-03 08:00:00 to 23-FEB-03 06:00:00 (EST)
Reported by: EMERGENCY MANAGER