The Aberdeen plate. Relief from Copernicus GLO-30; rivers and lakes from USGS NHD; watersheds from the USGS Watershed Boundary Dataset; roads and city limits from Census TIGER 2024.
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4.93 inches of rain fell in two days, the most for this week of the year since records began in 1952. The next wettest, 4.58 inches, fell in 2020.
Aberdeen’s center stands about 400 ft above sea level. Within three miles the land runs from 330 ft to 600 ft, a difference of 270 ft: rolling country.
The section below crosses 2 rock units mapped at the surface.
Heights every 0.1 mile from the Copernicus GLO-90 surface model; vertical exaggeration about 58×. The colored band under the surface is the rock the state geologic map shows at the surface, not a picture of what lies beneath.
Sand. Age: Cretaceous, 66 to 145 million years old. About 15 mi of the line.
Sand. Age: Tertiary, 2.6 to 66 million years old. About 9 mi of the line.
From the USGS State Geologic Map Compilation (Horton and others, 2017), the states’ geologic maps joined at a common scale.
Heights from Copernicus GLO-90 (a surface model: it includes buildings and tree canopy); summits from USGS GNIS; rivers from USGS NHDPlus HR; rock from the USGS State Geologic Map Compilation.
A raindrop that lands in Aberdeen reaches the Atlantic Ocean by way of Aberdeen Creek, Drowning Creek, the Lumber, the Little Pee Dee, the Great Pee Dee, Schooner Creek and the Waccamaw: about 230 river miles.
120 miles of the trip are on the Lumber.
Traced down the USGS NHDPlus V2.1 river network from the Census center point of Aberdeen; river miles along the main stem, rounded.
Aberdeen has a humid subtropical climate. Summer afternoons average 90° in July; winter nights fall to about 32° in January. About 48 inches of rain fall in a normal year, with about 3 inches of snow.
On November 14 Aberdeen normally reaches 63° and falls to 42°. The record high is 82°, in 1964; the record low 20°, in 1986. The most rain on this date, 1.47 in, fell in 1997.
Normals 1991–2020 and records since 1952 at Jackson Springs 5 WNW, 14 miles west-northwest, 330 ft higher. NOAA, through RCC-ACIS.
