Date | Country | Builder | Location | Ship | Class | Notes |
4 April | United States | Great Lakes Engineering Works | Ecorse, Michigan | Lake Allen | Cargo ship | Requisitioned by United States Shipping Board.[1] |
4 April | United States | Manitowoc Shipbuilding Company | Manitowoc, Wisconsin | Lake Lida | Cargo ship | Requisitioned by United States Shipping Board.[1] |
4 April | Germany | AG Vulcan | Hamburg | U-119 | Type UE II submarine | For Imperial German Navy. |
5 April | United States | Newport News Shipbuilding | Newport News, Virginia | Montgomery | Wickes-class destroyer | For United States Navy. |
5 April | United States | Newport News Shipbuilding | Newport News, Virginia | Radford | Wickes-class destroyer | For United States Navy. |
6 April | United States | Toledo Shipbuilding Company | Toledo, Ohio | Lake Cayuga | Cargo ship | Requisitioned by United States Shipping Board.[1] |
6 April | United States | American Shipbuilding Company | Lorain, Ohio | Lake Weir | Cargo ship | Requisitioned by United States Shipping Board.[1] |
6 April | United States | Baltimore Dry Dock and Shipbuilding Company | Baltimore, Maryland | Polar Land | Refrigerated cargo ship | Requisitioned by United States Shipping Board.[1] |
6 April | Germany | AG Vulcan | Stettin | Rostock | Cöln-class cruiser | For Imperial German Navy. |
7 April | United States | Union Iron Works | San Francisco, California | Champlin | Wickes-class destroyer | For United States Navy. |
9 April | United States | Foundation Company | Portland, Oregon | Capitaine Guyneme | Cargo ship | For French government.[15] |
9 April | United States | William Cramp & Sons | Philadelphia, Pennsylvania | Dorsey | Wickes-class destroyer | For United States Navy. |
9 April | United States | Puget Sound Bridge and Dredging Company | Seattle, Washington | Peronne | Auxiliary schooner | For French government.[15] |
9 April | Canada | Lyall Shipbuilding Company | North Vancouver | War Cariboo | Cargo ship | [15] |
9 April | United Kingdom | Swan Hunter & Wigham Richardson, | Wallsend on Tyne | Shark | S-class destroyer | |
11 April | United States | Grant Smith-Porter Ship Company | Portland, Oregon | Moritz | Design 1003 ship | For United States Shipping Board.[15] |
11 April | United States | Albina Engine & Machine Works | Portland, Oregon | Point Lobos or Point Lobas | Cargo ship | Requisitioned by United States Shipping Board.[1][15] |
11 April | United Kingdom | Richardson, Duck & Company | | War Vulture | Cargo ship | For British Shipping Controller.[25] |
11 April | United States | Skinner & Eddy | Seattle, Washington | West Durfee | Cargo ship | For United States Shipping Board.[1][15] |
13 April | United States | Fore River Shipbuilding | Quincy, Massachusetts | Dyer | Wickes-class destroyer | For United States Navy. |
11 April | United States | Columbia Engineering Works | Portland, Oregon | Elvira Stolt | Auxiliary schooner | For Christian Christianson.[15] |
11 April | United States | Globe Shipbuilding | Superior, Wisconsin | Lake Washburn | Cargo ship | Requisitioned by United States Shipping Board.[1] |
14 April | United States | Union Iron Works | San Francisco, California | Mugford | Wickes-class destroyer | For United States Navy. |
14 April | United States | Union Iron Works | San Francisco, California | Ringgold | Wickes-class destroyer | For United States Navy. |
14 April | United States | Los Angeles Shipbuilding and Dry Dock Company | San Pedro, California | Wassaic | Design 1013 ship | For United States Shipping Board.[1] |
15 April | United States | Kruse & Banks Shipbuilding Company | North Bend, Oregon | Kickapoo | Design 1003 ship | For United States Shipping Board.[15] |
16 or 20 April | United States | Peninsula Shipbuilding Company | Portland, Oregon | Anoka | Cargo ship | For United States Shipping Board.[15][26] |
16 April | United States | Ames Shipbuilding and Dry Dock Company | Seattle, Washington | West Mount | Cargo ship | Requisitioned by United States Shipping Board.[1] |
17 April | United States | Patterson-MacDonald Shipbuilding Company | Seattle, Washington | Bellata | Cargo ship | [15] |
17 April | United States | Rolph Shipbuilding Company | Eureka, California | Joan of Arc | Cargo ship | [15] |
17 April | United States | Moore Plant | Elizabethport, New Jersey | Plainfield | Cargo ship | Requisitioned by United States Shipping Board.[1] |
18 April | United States | Foundation Company | Portland, Oregon | Lieutenant Delorme | Cargo ship | For French government.[15] |
18 April | United States | Supple-Ballin Shipbuilding | Portland, Oregon | Calala | Cargo ship | For United States Shipping Board.[15] |
20 April | United States | Fore River Shipbuilding | Quincy, Massachusetts | Bell | Wickes-class destroyer | For United States Shipping Board. |
20 April | United States | New York Shipbuilding | Camden, New Jersey | Glen White | Collier | Requisitioned by United States Shipping Board.[1] |
20 April | United States | American Shipbuilding Company | Lorain, Ohio | Lake Benton | Cargo ship | Requisitioned by United States Shipping Board.[1] |
20 April | United States | Great Lakes Engineering Works | Ashtabula, Ohio | Lake Chariotte | Cargo ship | Requisitioned by United States Shipping Board.[1] |
20 April | United States | American Shipbuilding Company | Wyandotte, Michigan | Lake Felicity | Cargo ship | Requisitioned by United States Shipping Board.[1] |
20 April | United States | Great Lakes Engineering Works | Ecorse, Michigan | Lake Hemlock | Cargo ship | Requisitioned by United States Shipping Board.[1] |
20 April | United States | Seaborn Shipyards | Tacoma, Washington | Mohave | Design 1001 ship | For United States Shipping Board.[15] |
20 April | United States | Grant Smith-Porter Ship Company | Portland, Oregon | Wakan | Cargo ship | [26] |
20 April | United States | Northwest Steel | Portland, Oregon | Western Chief | Cargo ship | Requisitioned by United States Shipping Board.[1][26] |
20 April | United States | Skinner & Eddy | Seattle, Washington | West Lianga | Cargo ship | For United States Shipping Board.[1][15] |
20 April | Germany | Bremer Vulkan | Vegesack | U-162 | Type U-93 submarine | For Imperial German Navy. |
21 April | United States | Pacific-Alaska Construction Company | | Alabama | Cargo ship | [26] |
24 April | United States | McEachern Shipbuilding Company | Astoria, Oregon | Astoria | Design 1003 ship | For United States Shipping Board.[26] |
24 April | United States | Grant Smith-Porter Ship Company | Portland, Oregon | Caponka | Design 1001 ship | For United States Shipping Board.[26] |
24 April | United States | J. F. Duthie & Company | Seattle, Washington | West Bridge | Cargo ship | Requisitioned by United States Shipping Board.[1] |
25 April | United Kingdom | Harland & Wolff | Belfast | Narkunda | Passenger ship | For Peninsular & Oriental Steam Navigation Company.[27] |
25 April | United States | Pacific American Fisheries | Bellingham, Washington | Oakwood | Cargo ship | For Pacific American Fisheries.[26] |
25 April | United States | Lake & Ocean Navigation Company | Sturgeon Bay, Wisconsin | Sturgeon Bay | Cargo ship | For United States Shipping Board.[1] |
25 April | Canada | Cameron-Genoa Shipbuilding | Victoria | War Haida | Cargo ship | For British Shipping Controller.[26] |
26 April | United Kingdom | Ropner & Sons | Stockton-on-Tees | War Monsoon | Cargo ship | For British Shipping Controller.[28] |
27 April | United States | Foundation Company | Newark, New Jersey | Accoma | Cargo ship | Requisitioned by United States Shipping Board.[1] |
27 April | United States | Newport News Shipbuilding | Newport News, Virginia | H. M. Flagier | Tanker | Requisitioned by United States Shipping Board.[1] |
27 April | United States | Toledo Shipbuilding Company | Toledo, Ohio | Lake Chelan | Cargo ship | Requisitioned by United States Shipping Board.[1] |
27 April | United States | American Shipbuilding Company | Wyandotte, Michigan | Lake Ennis | Design 1020 ship | For United States Shipping Board.[1] |
27 April | United States | Texas Steamship Company | Bath, Maine | Sagadahoc | Cargo ship | Requisitioned by United States Shipping Board.[1] |
27 April | United StatesMotorship Construction Company | | Vancouver, Washington | Shepard Point | Cargo ship | [26] |
27 April | United States | Pusey & Jones | Wilmington, Delaware | Wuakesha | Cargo ship | Requisitioned by United States Shipping Board.[1] |
27 April | United Kingdom | John Brown & Company | Clydebank | Scout | S-class destroyer | |
28 April | United States | Coos Bay Shipbuilding Company | Marshfield, Oregon | Coos Bay | Cargo ship | [26] |
29 April | United States | William Cramp & Sons | Philadelphia, Pennsylvania | Lea | Wickes-class destroyer | For United States Navy. |
29 April | United States | Coast Shipbuilding Company | Portland, Oregon | Barabos | Design 1001 ship | For United States Shipping Board.[26] |
30 April | United States | Foundation Company | Portland, Oregon | Commandant Challes | Cargo ship | [26] |
30 April | United States | Manitowoc Shipbuilding Company | Manitowoc, Wisconsin | Lake Annette | Cargo ship | Requisitioned by United States Shipping Board.[1] |
30 April | United States | American Shipbuilding Company | Superior, Wisconsin | Lake Ledan | Design 1020 ship | For United States Shipping Board.[1] |
30 April | United States | American Shipbuilding Company | Chicago, Illinois | Lake Yemassee | Design 1020 ship | For United States Shipping Board.[1] |
30 April | United States | Columbia River Shipbuilding | Portland, Oregon | Western City | Cargo ship | For United States Shipping Board.[1][26] |
30 April | United States | Bethlehem Alameda | Alameda, California | W.S. Rheem | Tanker | Requisitioned by United States Shipping Board.[1][26] |