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Location
Codes & time
UN/LOCODE
US INV
Coordinates (DMS)
30-24.0N 090-10.0W
Decimal (maps)
30.400000 -90.166667
Time zone
America/Chicago
Now: UTC-5
Standard: UTC-6
DST from 08 Mar 2026 03:00 CDT; standard time from 01 Nov 2026 02:00 CST
Contacts
No contacts researched for Madisonville (US) yet. The rescue centre and VHF 16 below always apply.
Emergency
Nearest rescue centre...
VHF 16distress, safety and calling (156.800 MHz)DSC 70digital selective calling
Active warnings near Madisonville (US)
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Catalogue harbor data
- Area
- Gulf of Mexico; North Atlantic Ocean
- Channel depth (m)
- 1.8
- Anchorage depth (m)
- 1.8
- Harbor size (World Port Index)
- Very Small
- Harbor type
- River (Natural)
- Shelter
- Excellent
- LOCODE function
- 1-3--6--
- Raw coordinates
- 3024N 09010W