bolsa Chica State Beach is busy but might snag a site there. Don't know how many days you want. Weekends are tough this time of year. Try
http://www.parks.ca.gov/?page_id=642
Traveler's World in Anaheim was shut down and they have not been able to get the permits to build condos, etc, so they were to reopen the first of the month for big rigs. See if you can raise them on the phone.
http://tinyurl.com/3xwsnc
Also Huntington Beach downtown has some sites with electric and water but they are pretty pricy.
http://tinyurl.com/346l4s
Also downtown Long Beach has first class park now.
http://www.goldenshorerv.com/reservations.htm
<BLOCKQUOTE class="ip-ubbcode-quote"><div class="ip-ubbcode-quote-title">quote:</div><div class="ip-ubbcode-quote-content">Originally posted by teofff:
I am aware of Newport Dunes...over $100 per night. Is there anything else up or down the coast that is nice, but more affordable that anyone can recommend?? </div></BLOCKQUOTE>