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[[Image:SanJoaquin watershed.png|thumb|right|250px|Map of the course of the San Joaquin River and its tributaries]]

[[Image:SanJoaquin watershed.png|thumb|right|250px|Map of the course of the San Joaquin River and its tributaries]]

The '''San Joaquin River''' is one of the two major [[river]]s of [[California]], in the [[United States]]. At {{convert|330|mi|km}} long, it is the second longest river in California, after the [[Sacramento River]].<ref name=sjb>{{cite web|url=http://www.sanjoaquinbasin.com/san-joaquin-river.html|title=San Joaquin Basin: San Joaquin River|publisher=San Joaquin Basin|accessdate=2009-03-28}}</ref> It begins on the west [[Sierra Nevada (US)|Sierra Nevada]] Mountains and flows west and north to its end at [[San Francisco Bay]], at the [[Sacramento-San Joaquin Delta]].  

The '''San Joaquin River''' is one of the two major [[river]]s of [[California]], in the [[United States]]. At {{convert|330|mi|km}} long, it is the second longest river in California, after the [[Sacramento River]].<ref name=sjb>{{cite web|url=http://www.sanjoaquinbasin.com/san-joaquin-river.html|title=San Joaquin Basin: San Joaquin River|publisher=San Joaquin Basin|accessdate=2009-03-28|archive-date=2009-03-26|archive-url=https://web.archive.org/web/20090326001826/http://sanjoaquinbasin.com/san-joaquin-river.html|url-status=dead}}</ref> It begins on the west [[Sierra Nevada (US)|Sierra Nevada]] Mountains and flows west and north to its end at [[San Francisco Bay]], at the [[Sacramento-San Joaquin Delta]].  

Its basin, which is about 32,000 square miles (82,879 square kilometers) in size, contains mostly [[Farm|farmland]]. The river provides drinking water to over 22 million California citizens. Its three largest [[Tributary|tributaries]] are the [[Merced River|Merced]], [[Tuolumne River|Tuolumne]], and [[Stanislaus River|Stanislaus]] rivers.<ref name=nrdc>{{cite web|url=http://www.nrdc.org/water/conservation/sanjoaquin.asp|title=Restoring the San Joaquin River|publisher=Natural Resources Defense Council|accessdate=2009-03-28}}</ref>

Its basin, which is about 32,000 square miles (82,879 square kilometers) in size, contains mostly [[Farm|farmland]]. The river provides drinking water to over 22 million California citizens. Its three largest [[Tributary|tributaries]] are the [[Merced River|Merced]], [[Tuolumne River|Tuolumne]], and [[Stanislaus River|Stanislaus]] rivers.<ref name=nrdc>{{cite web|url=http://www.nrdc.org/water/conservation/sanjoaquin.asp|title=Restoring the San Joaquin River|publisher=Natural Resources Defense Council|accessdate=2009-03-28}}</ref>

*{{convert|267|ft|m}} thick at its base

*{{convert|267|ft|m}} thick at its base

*{{convert|20|ft|m}} thick at its top

*{{convert|20|ft|m}} thick at its top

*contains 2,135,000 cubic yards of [[concrete]]<ref>{{cite web|url=http://www.usbr.gov/dataweb/dams/ca10154.htm|title=Friant Dam|publisher=U.S. Bureau of Reclamation|accessdate=2009-03-28}}</ref>

*contains 2,135,000 cubic yards of [[concrete]]<ref>{{cite web|url=http://www.usbr.gov/dataweb/dams/ca10154.htm|title=Friant Dam|publisher=U.S. Bureau of Reclamation|accessdate=2009-03-28|archive-date=2009-05-13|archive-url=https://web.archive.org/web/20090513012354/http://www.usbr.gov/dataweb/dams/ca10154.htm|url-status=dead}}</ref>

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