Chiayi County-Tseng Wen Reservoir

Tseng Wen Reservoir- / 老山羊資訊網
Tseng Wen Reservoir-曾文水庫 曾文水庫 / 老山羊資訊網
Tseng Wen Reservoir-曾文水庫 曾文水庫 / 老山羊資訊網
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Tseng Wen Reservoir is the largest reservoir in Taiwan located in Liutengtan gorge between Chiayi country and Tainan country. It is the most important water conservancy facility for Chianan plain. The dam is 400 meters in width and 133 meters in height. It was expanded from the former Poowoo Shantou Reservoir due to its original limited storage capacity.

Since Alishan had became a popular scenery spot, Tseng Wen Reservoir had became popular too. Tseng Wen Dam area’s spectacular landscape is the most popular sight for visitors. The breathtaking lake and mountain views attract about 300 thousands of people to come every year. Also, visitors can get to the top of the dam to appreciate the scenic view by the hiking path on the left.

Dongkou camping area is located by number three Tseng Wen River. There are visitor services center, meeting room, camping area, and barbecue area. The white, contemporary design Youth Activities Center can be found at east of the reservoir. Basic facilities such as basketball courts, swimming pools are available. In addition, there are three camp sites and outdoor exercise equipments in the vicinities.

For more information on Tseng Wen Reservoir, please visit

opening hours

Opening Hours:
Winter: 8:00 AM to 4:45 PM from November to March
Summer: 8:00 AM to 5:45 PM from April to October


Dapu Town, Chiayi County, Taiwan (R.O.C.)


By train -> bus:
Take train to Tainan Train Station (台南火車站). From there, take Xinnan Bus (興南客運) bound for Tseng Wen Reservoir (曾文水庫).

Drive on your own:
No. 1 National Highway (國道一號) -> exit from Xinying Interchange (新營交流道) -> No. 1 Provincial Highway (台1線) -> Gueigang (龜港) -> make a left turn to 174 County Road (174縣道) -> Nanxi Tunnel (楠西隧道) -> Tseng Wen Reservoir (曾文水庫)

No.1 National Highway (國道一號) -> exit from Tainan Interchange (台南系統交流道) -> No. 8 National Highway (國道八號) -> Xinhua (新化) -> No. 20 Provincial Highway (台20線) -> Yujing (玉井) -> Reservoir Road (水庫通達道路) -> Tseng Wen Reservoir (曾文水庫)

No. 3 National Highway (國道三號) -> exit from Guantien Interchange (官田系統交流道) -> No. 84 Provincial Highway (台84線) -> Yujing (玉井) -> No. 3 Provincial Highway (台3線) -> Reservoir Road (水庫通達道路) -> Tseng Wen Reservoir (曾文水庫)