| 1st River Management Office | Yilan City
River(s)：Lanyang and Heping Rivers
Coast(s)：Yilan County ,part of New Taipei city and Matsu coasts
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| 2nd River Management Office | Hsinchu City
River(s)：Fengshan, Touqian, Zhonggang, and Houlong Rivers
Coast(s)：Taoyuan County, Hsinchu City and Hsinchu County, and part of Miaoli County coasts
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| 3rd River Management Office | Taichung City
River(s)：Daan, Dajia, and Wu Rivers
Coast(s)：Part of Miaoli County and Taichung City coasts
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| 4th River Management Office | Changhua County
River(s)：Zhuoshui River
Coast(s)：Changhua County coast
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| 5th River Management Office | Chiayi City
River(s)：Beigang, Pozi, Bazhang, and Jishui Rivers
Coast(s)：Yunlin County,Chiayi County and part of Tainan City coasts
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| 6th River Management Office | Kaohsiung City
River(s)：Zengwen, Yanshui, Erren, and Agongdian Rivers
Coast(s)：Part of Tainan City, Kaohsiung City coasts
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| 7th River Management Office | Pingtung City
River(s)：Gaoping, Donggang, and Sizhong
Rivers Coast(s)：Pingtung County and Penghu County coasts
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| 8th River Management Office | Taitung County
River(s)：Beinan River
Coast(s)：Taitung County ,Kinmen County ,Lienchiang County coasts
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| 9th River Management Office | Hualien County
River(s)：Xiuguluan and Hualian Rivers
Coast(s)：Hualien County coast
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| 10th River Management Office | New Taipei City
River(s)：Tamsui and Huang Rivers
Coast(s)：Part of New Taipei City and Keelung City coast
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| Northern Region Water Resources Office | Taoyuan County
Jurisdiction：From the northern border of Hsinchu County up to Yilan and Hualien Counties in the east
Major Reservoirs, Dams, and Weirs：Shihmen, Xinshan, Baoshan, Second Baoshan,Dapu Reservoirs, and Longen Weir
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| Central Region Water Resources Office | Taichung City
Jurisdiction：From the southern border of Miaoli County up to northern border of Yunlin County
Major Reservoirs, Dams, and Weirs：Yunghoshan , Mingde, Guguan, Deji, Liyutan, Wushe, Sun Moon Lake, Minghu, Mingtan Reservoirs, Shihgang Dam, and Jiji Weir
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| Southern Region Water Resources Office | Tainan City, Kaohsiung City
Jurisdiction：From southern border of Chiayi County down to Pingtung and Taitung Counties in the east, and Penghu County
Major Reservoirs, Dams, and Weirs：Renytan, Lantan, Baihe, Jienshanpei, Nanhua, Wushantou, Zengwen, Mudan, Agongdian, and Fengshan Reservoirs, Gaoping River Weir, and Jiaxian Weir
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| Taipei Water Management Office | New Taipei City
Jurisdiction：Chingtan water source, quality and quantity reservation area of the Hsintien River
Major Reservoirs, Dams, and Weirs：Feicui Reservoir
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| Water Resources Planning Institute | Taichung City Jurisdiction：Investigation, planning,research and analysis of water resources engineering projects
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