Skip to Main Content
nhoimg

National Hydrographic Office

"Har Kaam Desh Ke Naam"

Home

  • INHD
  • Brief History
  • Vision and Mandate
  • Equipment
  • Organogram
  • Picture Gallery
  • Calendar 2026
  • Chief Hydrographer
  • Joint Chief Hydrographer

Services

  • Navarea Warnings
  • Navtex Warnings
  • Training in Hydrography
  • Hydrographic Surveying

Hydrographic Updates

  • NHO Annual Reports
  • The International Hydrographic Review
  • IHO Videos
    • 100 Years Of IHO
    • What is Hydrography
    • Hydrography Explain to Kids
    • Hydrography as a Career
  • NHO Videos
    • Saga of Hydrographer
    • Saga of Hydrographer (Short Movie)
  • Hydronaut 2025
  • Coordinates
  • Compass

Products

  • India WINS
  • Online Catalogue
  • Chart Agents
  • Nautical Publications

Indian Notices to Mariners

  • Search by Chart
  • Search by INT
  • Search by Notice
  • Search by Year

Contact us

  • Contact NHO
  • Contact NIH
  • Contact Naval Chart Depots

Hydrographic Note

International-co-op

Handing Over of Chart to Govt of Seychelles

Handing Over of Chart to Govt of Seychelles

Foreign Cooperation survey, Myanmar

Foreign Cooperation survey, Myanmar

Joint Hydrographic Survey, Vietnam

Joint Hydrographic Survey, Vietnam

Gallery Preview
National Hydrographic Office
National Hydrographic Office "Har Kaam Desh Ke Naam"
Recent Updates
  • Latest Navarea Warnings – Stay updated with the most recent navigational warnings.

  • Latest Navtex Warnings – Access current Navtex messages for safe navigation.

  • Latest INTM – View the latest Important Notices to Mariners (INTM) for chart updates.

Quick Links
  • Navarea Warnings
  • Navtex Warnings
  • Training in Hydrography
  • Hydrographic Surveying
Copyright © 2026 NHO. All rights reserved.
Website Last Updated: 27 April 2026
Powered by GIKS India Pvt. Ltd.