The "J Mack" crosses the Steamboat Slough on Highway 220 between Ryer Island in Solano County and Grand Island in Sacramento County. It operates 24 hours a day, free of charge.
The "Real McCoy" crosses Cache Slough (deep water channel) on Highway 84 in Solano County 2.5 miles north of Rio Vista. This free-wheeling ferry (no cable) has an 8 car capacity. It operates 24 hours a day, free of charge. This ferry stops twice a day for about 20 minutes each time for a lunch and dinner break.
