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USS Observation Island (EAG 154) on 12 July 1962. Her single missile test tube is the white bump on the starboard side of the flight deck.
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Class: OBSERVATION ISLAND (EAG 154)
Design: MA C4-S-1a
Displacement (tons): 12,978 light, 16,076 full
Dimensions (feet): 564' oa, 528' wl x 76' e/wl x 27' limit
Original armament: 4-5"/38
Later armaments: (19xx) 4-20mm
Complement: (as AGM) 92 officers and 465 enlisted
Speed (kts.): ##.#
Propulsion (HP): #,###
Machinery: Steam turbines, 1 screw

Construction:
EAGNameOrd/AcqBuilderKeelLaunchComm/Svc
154OBSERVATION ISLAND10 Sep 1956New York SB15 Sep 195215 Aug 19535[15] Dec 1958
155Unnamed----------

Disposition:
EAGNameTDecomm/CustStrikeDisposalFateMA Sale/Depart
154OBSERVATION ISLAND29 Sep 197231 Mar 20148 May 2014MA/T3 Apr 2018
155UnnamedT----13 Nov 1956Canc--

Class Notes:
EAG 155 (ex YAG 58) was to be a six-FBM (liquid) operational version of EAG 154. The candidate in July 1956 was Prairie Mariner, MA 29, then in the James River Reserve Fleet. CNO on 13 Nov 56 deleted EAG (III) (Jupiter) from the FY 1959 program. MA 29 later became AKA-249, q.v..

Ship Notes:
EAGNameMANotes
154OBSERVATION ISLAND28(ex-EMPIRE STATE MARINER, completed 24 Feb 1954). Ex-YAG 57 19 Jun 1956. Conversion completed 5 Dec 1958. To AG 154 1 Apr 1968. Decom. 29[25 PHS] Sep 1972, to MA custody 26 Jan 1973 and permanent 26 Jan 1974. From MA to MSC (permanent) 13 Apr 1979. To AGM 23 1 May 1979. To MA custody 29 Mar 2014. Departed 3 May 2018 under sales contract.
155Unnamed29(ex-PRAIRIE MARINER). FY 1957. Ex-YAG 58 19 Jun 1956.

Page Notes:
Compiled: 18 Oct 2021
© Stephen S. Roberts, 2021
Sources: DB, Maroon, NVR, VSC