Tongrim County is a kun, or county, in coastal southwestern North P'yà Ângan province, North Korea. It borders P'ihyà Ân and Ch'à Ânma to the north, Sà Ânch'à Ân to the east, Ch'à Âlsan to the southwest and Yà Âmju to the west. To the south, it looks out on the Yellow Sea.
The landscape is dominated by low, rolling hills and basins. The highest point is Munsusan, rising to 736 m on the northern border. Tongrim is drained by the Ch'à Ângch'à Ân River and its tributaries, including the Maryà Âng River and the Kokch'à Ân stream. Some 60% of the county is covered by forestland; only 26% of the area is cultivated.
Tongrim county is divided into 1 Ã Âp (town), 2 rodongjagu (workers' districts) and 20 ri (villages):
The year-round average temperature is 8.8 ðC; the January mean is -8.7 ðC, while the August average is 24 ðC. Annual rainfall averages 1000 mm.
The cultivated land is irrigated, with crops including rice, maize, soybeans, wheat, barley, and tobacco. Aquaculture is also practiced. There are various mines and factories producing machinery including pumps.
The P'yà Ângà Âi Line of the Korean State Railway passes through Tongrim county on its way between Sinà Âiju and P'yà Ângyang.
Noted landmarks include Tongrim Falls, a 10-meter waterfall, and the Tongrim Manchurian Ash, which is North Korean natural monument No. 11.