INTERSTATE NAVIGATION CO.

  • Engineering District : 1 0
  • TSO Series Number : 5 0
  • Principal Commodity List : PASSENGERS, VEHICLES AND FREIGHT 0
  • Area of Operation : POINT JUDITH TO BLOCK ISLAND, RI; NEWPORT AND BLOCK ISLAND 0
  • Vessels
    • Specialized Carrier : 5 0
    • Vessels List : ANNA C, ATHENA, BLOCK ISLAND, CAROL JEAN, MANITOU 0
  • Address
    P. O. BOX 482 NEW LONDON CT 06320
  • Contact
    • Phone : 860-442-9553 0
P. O. BOX 482 NEW LONDON CT 06320

Managed Vessels

ANNA C

  • Type : 13 0
  • Construction : A 0

ATHENA

  • Type : 13 0
  • Construction : C 0

BLOCK ISLAND

  • Type : 13 0
  • Construction : A 0

CAROL JEAN

  • Type : 13 0
  • Construction : A 0

MANITOU

  • Type : 13 0
  • Construction : A 0

Related News [INTERSTATE NAVIGATION CO.]

Wärtsilä to Sell Gas Solutions Business to Germany’s Mutares

Wärtsilä to Sell Gas Solutions Business to Germany’s Mutares

Finnish engineering group Wärtsilä has agreed to divest its Gas Solutions business to German private equity investor Mutares SE & Co. KGaA, continuing its efforts to streamline operations and unlock value from its portfolio.Gas Solutions, which operates globally across the gas value chain, provides systems and lifecycle services for maritime gas handling, inert gas systems, gas-to-power solutions

Chemical Vessel Ops target of  Odfjell, Nissen Kaiun JV

Chemical Vessel Ops target of Odfjell, Nissen Kaiun JV

Odfjell SE and Japan’s Nissen Kaiun Co., Ltd. have formed a new Bergen-based joint venture, Odfjell Hakata Maritime AS, marking a significant expansion of their long-standing partnership and adding substantial capacity to the global chemical tanker market.The JV will launch with a fleet of 10 stainless-steel chemical tankers, equally contributed by the two companies.

Mitsubishi Shipbuilding Delivers Vessel KEYAKI

Mitsubishi Shipbuilding Delivers Vessel KEYAKI

Mitsubishi Shipbuilding delivered the large car ferry KEYAKI, built for Shin Nihonkai Ferry Co., Ltd. and Japan Railway Construction, Transport and Technology Agency (JRTT), at the Enoura Plant of MHI's Shimonoseki Shipyard & Machinery Works in Yamaguchi Prefecture on the November 11, 2025.

Mitsubishi Shipbuilding Christens Car Ferry HAMANASU

Mitsubishi Shipbuilding Christens Car Ferry HAMANASU

Second of Two Large Car Ferries Ordered by Shinnihonkai Ferry and Japan Railway Construction, Transport and Technology Agency Second ferries in Japan to use a buttock-flow stern hull and ducktail design, providing energy savings of 5%  Delivery scheduled for June 2026, planned to go into service between Otaru and MaizuruMitsubishi Shipbuilding Co., Ltd.

What do Russia–China Dynamics Mean for the Icebreakers Market

What do Russia–China Dynamics Mean for the Icebreakers Market

The Arctic is no longer a remote expanse beyond the edges of global commerce — it is now a contested arena where strategic competition, energy development, and maritime innovation converge. As climate change accelerates sea ice retreat, previously impassable waters are opening to navigation for longer periods each year.

China Oil Port to Ban Shadow Fleet

China Oil Port to Ban Shadow Fleet

Terminal operators in a major oil port in east China's Shandong province are set to introduce measures to ban shadow fleet vessels and curb visits by other old tankers, according to an official notice seen by Reuters and a tanker tracker.The measures, to take effect from November 1, would ban vessels using fake IMO numbers and ships of 31 years or older

Curtin Maritime to Build Eight Hybrid Tugboats for $160M

Curtin Maritime to Build Eight Hybrid Tugboats for $160M

While political winds in the U.S. have significantly tampered many ‘green’ projects, Curtin Maritime is domiciled in California, which is globally known for its strict environmental initiatives. To that end, Curtin Maritime inked a contract recently to invest $160m for eight new hybrid-electric tugboats, vessels being built by Snow & Co.

Shipbuilding - JV Company Orders Containership Pair

Shipbuilding - JV Company Orders Containership Pair

ElbFeeder, a joint venture of the Icelandic transportation company Eimskip and German listed ship-owner Ernst Russ, signed contracts for a pair of 2,280-TEU container vessels with the shipyard China Merchants Jin Ling Shipyard (Nanjing) Co. Ltd. The newbuildings will be an addition to the ElbFeeder joint venture and expand it to a total of nine vessels.

Satellites Help NOC Track Tidal Change for Safer Port Operations

Satellites Help NOC Track Tidal Change for Safer Port Operations

Scientists at the UK’s National Oceanography Centre (NOC) in Liverpool have used satellite data to create insight into the Mersey River that will help port operators be smarter about managing complex navigation channels. Through a project focused on Liverpool’s famous river and funded by the UK Space Agency

First Deep-Sea Mining Company Asks Trump for International Permit

First Deep-Sea Mining Company Asks Trump for International Permit

Deep-sea mining firm The Metals Co asked the Trump administration on Tuesday to approve its plans to mine the international seabed, making it the first such company to seek the government's permission to operate outside U.S. territorial waters.Last week President Donald Trump signed an order aiming to jumpstart mining in both domestic and international waters in an attempt to boost U.S.

Video Captures Ship Impact on Stena Immaculate

Video Captures Ship Impact on Stena Immaculate

Newly released video footage captured by advanced AI-powered cameras has provided crucial insights into the collision between the container ship MV Solong and the U.S.-flagged tanker Stena Immaculate off the port of Grimsby earlier this week.The footage, recorded by Orca AI’s SeaPod lookout unit mounted on the anchored tanker Ionic Aspis, reportedly shows the exact moment of impact.

Chinese Shipping Company, Shipbuilders Designated "Military Companies" by U.S.

Chinese Shipping Company, Shipbuilders Designated "Military Companies" by U.S.

As geopolitical tensions rise globally, and President Trump prepares to reenter the White House later this month, focus turns to the maritime sector and China's growing dominance. So when the U.S. Department of Defense released on the Federal Register on January 7, 2025 a "Notice of Chinese military companies operating in the United States