The geocache is not at the posted coordinates, but it is very close.
If you walk or ride your bicycle, there is no entry fee to visit Lake Casitas. As of December 2020, the entry fee is $10.00 per vehicle. Given the number of geocaches and an Adventure Lab at Lake Casitas, this isn't too bad.
The geocache is at
N 34 24.4AB
W 119 20.7CD
At the posted coordinates, you'll see a sign with an amphibian on it.
A = The number of letters in the first word
B = The number of letters in the second word
C = The number of letters on the second line
D = The number of "A"s on the sign
The checksum is 22
The final is hanging in a pole