I need a free camping site for rv,near a creek,river,lake.?

Have 6 kids and a friend with rv.never been camping, summer is here and money is tight. I live in Coachella Valley.anyone know nice family oriented safe camp site near river,lake,pond,creek, in southern California? Head to the Colorado river lots of free dispersed camping along the river, no facilities though bring your own everything. http://mapper.acme.com/?ll=33.57177,-114.53931&z=19&t=S&marker0=33.57175%2C-114.53931%2C3.9%20km%20ExNE%20of%20Palo%20Verde%20Valley%20CA [...]

Source: http://www.rvscamping.com/436/i-need-a-free-camping-site-for-rvnear-a-creekriverlake/

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