Small marina on a river with covered docks, several boats, a few buildings amid trees, and a small unpaved parking area with visible vehicles adjacent to vineyards.
Walnut Grove Marina is a private members establishment offering trailer and tent camping.
Marinas typically need to separate slip holder parking from day-visitor parking, trailer areas, launch ramps, and secure dock access points. Modern facilities use barrier gate systems to enforce these zones automatically — allowing permitted vehicles through via transponder or keycard while logging all access events.