T'aechà Ân or Thaechà Ân (in North Korean romanization) is a kun, or county, in central North P'yà Ângan province, North Korea. It borders Taegwan and Tongch'ang to the north, Unsan and Nyà Ângbyà Ân to the east, Pakch'à Ân and Unjà Ân to the south, and Kusà Âng to the west.
Mountains are scattered across the county, with the Pinandà Âk mountains rising in the east. The tallest of these is Paegundà Âksan (ë°±ì´ëÂÂì°, 868 m), but the county's highest point is in the north, at Samgaksan (ì¼ê°Âì°, 936 m). The county is drained by the Taeryà Âng River and its tributaries, which include the Ch'à Ânbang and Ch'angsà Âng. Some 64% of the county's area is forestland, while 30% is cultivated.
T'aech'Ã Ân county is divided into 1 Ã Âp (town), 1 rodongjagu (workers' district) and 21 ri (villages):
The year-round annual temperature is 8.5 ðC, with a January mean of -10 ðC and an August mean of 23.8 ðC. The annual rainfall is . On average, there are 40 foggy days per year.
Crops raised on the cultivated land include maize, rice, tobacco and vegetables; Taechon leads the province in maize production. In addition, various animals are raised including silkworms, rabbits, cattle and hogs. There are numerous deposits of gold and graphite.
The Ch'à Ângnyà Ân P'arwà Ân Line of the Korean State Railway passes through the county, on its way between Kusà Âng and Kujang.
There are two airfields in the county - T'aech'Ã Ân Airport and T'aech'Ã Ân Northwest Airport.
The Silla-era temple Yanghwasa still stands in T'aech'Ã Ân.
Educational institutions in T'aech'à Ân include T'aech'à Ân Technical School (ÃÂÂì²Âì Â문ÃÂÂêµÂ).
The construction of the Taechon nuclear power plant () was halted in 1994 in accordance with the U.S.-North Korea Agreed Framework.