Miscellaneous Ships Built in U.S. Shipyards Since WWII

Most recent update: April 25, 2020.

The maritime industry periodically produces something new and the vessels listed below fit no particular category of ship type.  There are probably more and they will be added as they come to mind.
Year Type Original Name Original Owner Shipbuilder Hull # O.N. GT Ft. Price ($mm) Notes
1991 Incinerator Ship Apollo One At-Sea Incineration Tacoma Boat 433 681105 7,182 347 37 Later Red Sea, Alaskan Pilot, now American Freedom
1991 Incinerator Ship Apollo Two At-Sea Incineration Tacoma Boat 434   7,244 347 37 Later Atlantic Dawn, now Annelies Ilena (Netherlands)
1979 Pipelay Ship Apache Santa Fe Drilling Todd Galveston 56 603819 7,280 403 29 Now CSO Apache (Marshall I.)
1991 Prison Ship Vernon C. Bain New York City Avondale Ind. 2368 979896 47,326 600   Inactive
2000 Rocket Carrier Delta Mariner Foss Maritime/NASA Halter Marine 1835 1094576 8,677 287 35 Active
1952 Sludge Carrier Owl's Head New York City Mathis SB 189 264047 1,643 268   Retired 2007
1959 Sludge Carrier Bowery Bay New York City Mathis SB 214 279514 1,578 268   Scrapped 1992
1968 Sludge Carrier Newtown Creek New York City Wiley Mfg. 692 513032 2,557 305   Reefed off Pompano Beach 2016
1974 Sludge Carrier North River New York City Maryland SB 144 557170 2,617 305   Retired
2008 Sludge Carrier Red Hook New York City AMFELS 191 1210114 3,135 333   Active
2013 Sludge Carrier Hunts Point New York City Bollinger SY 573 1240445 2,828 280 28 Active
2014 Sludge Carrier Port Richmond New York City Bollinger SY 574 1240446 2,828 280 28 Active
2014 Sludge Carrier Rockaway New York City Bollinger SY 575 1240447 2,828 280 28 Active
1992 Sulphur Carrier Benno C. Schmidt Freeport McMoran Eastern SB 15 981472 6,133   13 Energy Service 9002, now HOS Centerline
1992 Sulphur Carrier W. K. McWilliams, Jr. Freeport McMoran Eastern SB 16 988333 6,133   13 Energy Service 9001, now HOS Strongline
1994 Sulphur Carrier Sulphur Enterprise Freeport McMoran McDermott SB 294 1024115 16,617 491 58 Active