Table 1.

Characteristics of intensively monitored study watersheds. SOC, soil organic carbon. C:N, carbon to nitrogen ratio

	Piney River	Paine Run
Watershed Area, ha	1240	1260
Dominant Bedrock	Mafic	Siliciclastic
Watershed aspect, degrees from North	164	− 80
Elevation mean (min/max), m	689 (363/1059)	648 (426/1029)
Watershed slope, degrees	13.6	21.7
Soil hydraulic conductivity, mm h−1	15.2–50.8a	50.8–508b
Soil series, description	Myersville, silt loam with a silty clay loam to clay subsoila	Craigsville, deep, well-drained, fine sandy loamb
Mean watershed SOC, g m−2c	4499	2390
Soil C:N ratiod	20	28
Dominant Vegetatione	Central Appalachian Montane Oak—Hickory Forest (Basic Type)	Central Appalachian/ Northern Piedmont Chestnut Oak Forest

^aU.S. Department of Agriculture (1961)

^bU.S. Department of Agriculture (1979)

^cStoken et al. (2016)

^dWelsch et al. (2001)

^eYoung et al. (2013)