The Ch'ŏnghwaryŏk Line is an electrified standard-gauge freight-only secondary line of the Korean State Railway in South P'yŏngan Province, North Korea, running from Kubongsan on the Kubongsan Line to Ch'ŏnghwaryŏk.

[1] The line was opened by the Korean State Railway in the 1976[2] to supply the Ch'ŏngch'ŏn River Thermal Power Plant with coal from the Sŏhae Line.

[3] The name of the line, and of Ch'ŏnghwaryŏk station, is derived from the name of the power plant - Ch'ŏngch'ŏngang Hwaryŏk Paljŏnso (청천강화력발전소).

A yellow background in the "Distance" box indicates that section of the line is not electrified.