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4. NAV / New London submarine base

Last modified: 17 Mar 2021

Country: United States    Region: Connecticut

Latitude: 41° 23' 47" N     Longitude: -73° 54' 28" E

Area use / Military Branches: ACTIVE


NSB New London
In 1954 the1st nuclear-powered submarine, USS Nautilus, was launched and in 1982 Nautilus was designated a National Historic Landmark just south of the maingate, attached to the US Submarine Force Museum.

As homeport to 15 attack subs and neighbor to a major submarine construction yard, General Dynamics' Electric Boat Corporation, all Officer and Enlisted submariners with the exception of nuclear trained Electronics Technicians (ETs), Electrician's Mates (EMs), and Machinist Mates (MMs), will be stationed at Groton for training, on board an attack submarine or with a pre-commissioning crew for a new submarine.
Enlisted sailors attending sub school will first go through Basic Enlisted Sub School (BESS. After BESS, sailors will either go to a boat or to follow-on schools. Schools include BMS, AUXPAC, ATT, TCNO, or an A school, depending on their rating. The A Schools housed at NAVSUBASE NLON are SECF, SCERF, AUXPAC, TM "A".

SECF is the combined "A" School for Sonar Technician Submarines (STS), Navigation Electronics Technician (ET NAV) and Firecontrol Technicians (FT).
SCERF is the Submarine Communications Electronic Rating Field and it trains Communication Electronic Technicians (ET Comms) a.k.a.Radiomen.
AUXPAC transforms new submariners into mechanics in the U.S. Navy. TM "A" trains Torpedo's Mates (TM/MMW).

The main base occupies more than 687 acres plus over 530 acres of family housing and supports more than 70 tenant commands including, Commander Navy Region Northeast (CNRNE), Commander Submarine Group Two (CSG2), Naval Submarine School (NAVSUBSCOL), Naval Submarine Support Facility (NSSF), three Submarine Squadron staffs, and the housing and support facilities for more than 21,000 civilian workers, active-duty service members and their families.

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