The Lô River () is a major river of

Vietnam Vietnam, officially the Socialist Republic of Vietnam (SRV), is a country at the eastern edge of mainland Southeast Asia, with an area of about and a population of over 100 million, making it the world's List of countries and depende ...

. It flows through

Hà Giang Province Hà Giang (, ) was formerly a Provinces of Vietnam, province in the Northeast (Vietnam), Northeast region of Vietnam. It was located in the far north of the country, and contains Vietnam's northernmost point. It shared a 270 km long China-Vi ...

Tuyên Quang Province Tuyên Quang () is a province of Vietnam, located in the northeastern part of the country to the northwest of Hanoi, at the centre of Lô River valley, a tributary of the Red River. Its capital is Tuyên Quang. The province had a population of ...

and

Phú Thọ Province Phú Thọ is a Provinces of Vietnam, province in Đông Bắc, northern Vietnam. Its capital is Việt Trì, which is from Hanoi and from Noi Bai International Airport, Nội Bài International Airport. The province covers an area of and, as ...

for 470 kilometres and has a basin area of 39,000 km² and originates in

Yunnan Yunnan; is an inland Provinces of China, province in Southwestern China. The province spans approximately and has a population of 47.2 million (as of 2020). The capital of the province is Kunming. The province borders the Chinese provinces ...

, China.World and Its Peoples: Eastern and Southern Asia: Volume 6 - Page 724 Marshall Cavendish Corporation - 2007 "RED RIVER The Red River ( Song Hong in Vietnamese) rises in southwestern China and flows 750 miles ( 1,200 km) to ... Two major tributaries join the Red River: the Clear River ( Song Lo) on the left bank and the Black River ( Song Da) on ..."

References

Rivers of Hà Giang province Rivers of Tuyên Quang province Rivers of Phú Thọ province Rivers of Vietnam {{Vietnam-river-stub