Can we put our own pedal boat in water and if so is there a cost if we carry it down to water?

I believe after Memorial Day there is a standard launch fee that applies for any watercraft

Yes

10.00 launch fee with trailer 6.00 launch without trailer Senior or disabled card holder 3.00 Season pass 100$

How much is the launch fee?

Yes on fee's and yes u can bring ur on watercraft to the lake.