Station List

NDBC has recently revised the NDBC Handbook of Automated Data Quality Control Checks and Procedures. The new document can be found on our Publications page.

Station 42409 (LLNR 1468) - GULF OF AMERICA - 247 NM South of New Orleans, LA

Owned and maintained by National Data Buoy Center
2.6-meter discus buoy
DART II payload
25.799 N 89.291 W (25°47'57" N 89°17'28" W)

Site elevation: sea level
Water depth: 3234 m
Watch circle radius: 2254 yards

The highly endangered Rice's whale, a newly identified species, inhabit the northeastern Gulf of America year-round along the continental shelf-break between 100m and 400m depth. Vessels can kill or injure whales - please use slow speeds and be prepared to avoid surfacing whales. To report sightings call 1-877-WHALE-HELP.

Important Notice to Mariners

Meteorological Observations from Nearby Stations and Ships Image indicating link to RSS feed of recent meteorological observations near station 42409

DART® Program Description

U.S. Tsunami Warning Centers

Large icon indicates selected station.
yellow diamond Stations with recent data
red diamond Stations with no data in last 8 hours
(24 hours for tsunami stations)
Station 42409

Plot of Water Column Height Data for Station 42409

Data Access

Water Column Heights:
05/11/2025 00:00:00 to 05/15/2025 23:59:59

The data are recorded in pounds per square inch absolute (PSIA), but are displayed in meters of water after applying a constant 670.0 mm of water/PSIA conversion factor.

T = Measurement Type;
     where 1 = 15-minute measurement; 2 = 1-minute measurement; 3 = 15-second measurement