If your dog is well behaved it can run around the open fields off leash in areas like the frisbee golf course. On the path you should keep it on leash to make sure it doesn't scare other dogs or something. Also you are expected to bag any poop, however they do provide bags at the trailhead.
Yes
Yes, but please make sure they are on leash
Yes they are but they need to be on a leash.
Leash law enforced.
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