The main tributaries of Ruhe River are 13, such as Xianghe, Shihe, Huangxi, Zhaowenhe, Lianjiang, Lvgang, Wangkui, BeiAda, Wenshu, Shenshui, Huangdagang, Zhentou and Beiruhe. Watershed area 1000 square kilometers are:
Zhentou River, the main tributary of Ruhe River, originated from Jiguan Mountain in Queshan County. The length of the river 12 1 km, and the drainage area 184 1 km2 flow into the Suyahu Reservoir in runan county. 1954, Boshan Reservoir was built in Queshan County.
There are two tributaries of the Beiru River: the northern branch originates from Yangzhuang, Xiping County; The southern branch originated in Chaya Mountain, west of suiping county. It meets in Shangcai County, flows through runan county and flows into Ruhe River at Shakou, with a length of 59.6 kilometers and a drainage area of 1.273 square kilometers.
The tributaries of Pingyu County are Liugang, Zhugang, Hehe, Zhangang, Donggang, Wanggang, Gangan, Huang Po Port, Ligang, Dinggang, Wang Wan Port, Huanglizhuang Port, Huang Zhai Donggang, Lizhai Port, Hong Kong, Zhangzhuyuan Port, Guotan Port and Xiaoliuhe.
Liugang, which originated in wulongkou, Litun Township, Pingyu County, flows into Ruhe River through Litun Township, Guolou Township and Xindian Township Lake, with a total length of 18.2 km and a drainage area of 59 square kilometers.
Zhugang, originating from the north slope of Qigou (Qigoudian) in Xindian Township, Pingyu County, reaches Xiyangtan in Xiyangdian Township and enters Ruhe River, with a length of15.8km and a drainage area of 42km2.
Lianjiang originates from the north of Luoda Mountain in Queshan County, flows through Zhumadian City, enters runan county, and joins Ruhe River to the east of Daguizhuang. Suyahu Reservoir was built in 1958, and Lianjiang was cut off at Daguizhuang, with a length of 43 kilometers and a drainage area of 204 square kilometers.
Shenshui River, called Shenshui in ancient times, is located in the south of Zhengyang County, and its upstream is divided into two tributaries, north and south. It meets in Wang Lou and enters Ruhe Old Road at Wanggang, with a total length of 42.9 kilometers and a drainage area of 30 1 km2.
Huangdagang, originating from Mazhuang Village, Wangwuqiao Township, Zhengyang County, flows eastward to the west of Yuecheng, and enters Ruhe Old Road, with a total length of 33.7 kilometers and a drainage area of 157 square kilometers. The main tributaries of Xiaohonghe River are Hongxi River, Nihe River, Tangjiang River, Yang Gang, Beimachang River, Nanmachang River, Duhe River, Jinghe River, Maohe River, Dahuang Port, Xiaoqing River, Qiaoqi Port, Longkou Port, Liutiao Port, Xinxiegou and so on. There are 15 branches.
The main tributaries in Pingyu County are Xiaoqing River, Jinghe River, Maohe River, Nanmachang River, Beimachang River, Dongcaohe River (upstream called Magang), Dahuang Port, Nigang Port, Longwangmiao Port, Chensi Port, Lisangang Port, Cuifangzhuang Port and Caiying Port.
Xiaoqing River originates from Huangwapo, Shilimiao, Litun Township, Pingyu County, with a length of 39.7 kilometers, a width of 10 to 20 meters and a depth of 3 to 5 meters. From northwest to southeast, it flows through Wanzhong Township, Guolou Township, Guhuai Town and Wanjindian Township, and joins the Honghe River in Zhu Shi Qiaocun, shuang miao xiang, with a drainage area of 300 square kilometers. Supporting ports include wulongkou Port, Sanliqiao Port, Guolou Port, Wanjindian Port, Greater Liu Zhuang Port, Yang Lou Port, Qilin Port, Zhang Lu Zhuang Port, Dawangzhuang Port, Fengzhai Port, Lijiazhai Port, Liuxiao Port, Zhangdian Port, Xie Zhuang Port and Houtudian Port.
Dahuang Port, which originated in Xingxingpo, Xiangcheng County, flows out from wangqiao village, Diandian Township, Gao Yang, divides into Gao Yang Dian and Donghedian Township to the south, and joins the Honghe River in Huanggang Village, Yangbu Township. The territory is 14.5 kilometers long, 15 meters wide and 3-4 meters deep, and the drainage area is 166 square kilometers. Branch ports include Wangqiao Port, Chen Si Zhuang Port, Luzhuangzhai Port, Dongdaqiao Port, Lisan Port, Liu Yao Port and Wang Gang.
Maohe River, called "Jishui" in ancient times, originated in Taqiao, Shangcai County, and flows through Dangdian Township and He Dian Township in Shangcai County, with a length of15.3km and a drainage area of126km2. From Sheqiao Township, Houchailou Village, Pingyu County, to the south, through the collection of social bridges, to Xinbukou and into Honghe. It has a total length of 28.6 kilometers, a domestic length of 10.87 kilometers, a width of 15 meters, and a drainage area of 172 square kilometers. Branch ports include Yaozhai Port, Tuanjiegou Port and Wang Wan Port. 1984 to 1982 Zhumadian is under unified planning and management, and the river bottom is widened to 25m with a depth of 4.5m, which increases the upstream displacement. Once the flood peak arrives, the water level of the Red River rises, propping up the drainage of the Maohe River and causing floods in Sheqiao area.
Cao Donghe (Magang), the south branch originated from Sanqinpo, Shizilu Township, Pingyu County, and the north branch originated from He Dian, Shangcai County. It flows through Cross Road and Miaowan Township in Pingyu County and reaches Honghe in Wanguo Village. The territory is 23.5 kilometers long, 6 meters wide and 1 to 2 meters deep, with a drainage area of 95 square kilometers. Branch ports include dayangzhuang Port and Louyu Port.
Nanmachang River originates from Wang Xigang, Shangcai County, enters Renzhuang, Liu Hou Township, Pingyu County, and enters Honghe in the north of Zhanglaoren Bridge. The domestic flow is 9.35 kilometers, with a width of 16 meters and a depth of 4 meters, and the domestic drainage area is 23.6 square kilometers. The low-lying land east of Zhouzhuang in the lower reaches is easy to cause floods. 1984 Although the dike has been widened and raised, it still can't bear the upstream water, and the disaster has not been eradicated.
Beimachang River, also known as Gulong River, originated from Laoyazui, Duwugou, Shangcai County, entered the Red River from Xiaohezui, Liu Hou Township, Pingyu County, and entered the Red River at Sier Port. The territory is 7 kilometers long, 2.5 meters deep and 16 meters wide, with a drainage area of 2 1 square kilometer. The upstream is high and the downstream is low, which is prone to floods.
Jinghe River, which originated in Tianzhongshan, runan county, runs from Shilimiao, Litun Township, Pingyu County, south to zhang wan Village, Liu Hou Township, and east to the Red River. The territory is15km long,15m wide and 2-4m deep, with a drainage area of104km2.
Yanggang River originates from Penyao Township, Xiping County, flows through 8 towns in Shangcai County, and flows into Xiaohonghe River from the river bridge. Shangcai county is 42.4 kilometers, with a drainage area of 382 square kilometers.
Nihe River, which originated in Wucheng, Wuyang County, flows into Honghe through Yuanpo and Laowangpo depressions in Xiping County and Wugouying, with a total length of 38 kilometers and a drainage area of 533 square kilometers.