Kok River

Kok River
Kok River at Tha Ton
Map of the Thai highlands
Native nameแม่น้ำกก (Thai)
Location
CountryBurma, Thailand
StateShan State, Chiang Mai Province, Chiang Rai Province
DistrictMae Ai, Mueang Chiang Rai, Mae Chan, Wiang Chai, Chiang Saen
CityChiang Rai city
Physical characteristics
Source 
  locationDaen Lao Range, Shan State, Burma
MouthMekong River
  location
Sop Kok, Wiang Chai, Chiang Rai Province
  coordinates
20°14′39″N 100°8′19″E / 20.24417°N 100.13861°E / 20.24417; 100.13861
  elevation
358 m (1,175 ft)
Length285 km (177 mi)
Basin size10,875 km2 (4,199 sq mi)
Discharge 
  locationChiang Rai city
  average120 m3/s (4,200 cu ft/s)
  minimum5 m3/s (180 cu ft/s)
  maximum848 m3/s (29,900 cu ft/s)
Discharge 
  locationSob Kok
  average170 m3/s (6,000 cu ft/s)
Basin features
Tributaries 
  rightFang, Lao River

The Kok River (Thai: แม่น้ำกก, RTGS: Maenam Kok, pronounced [mɛ̂ː.náːm kòk]; Northern Thai: น้ำแม่กก, pronounced [náːm mɛ̂ː kǒk]) is a tributary river of the Mekong that flows in Chiang Rai and Chiang Mai provinces in northern Thailand.