Station Information

Station ID: 508
Latitude: 35.176667
Longitude: -120.76
Coastline code: 823
Station code: 42
Time span of data: 1945 – 2023
Completeness (%): 94
Date of last update: 10 Jan 2024

Green Arrow: Current Station
Yellow Marker: Neighbouring RLR Station
Red Marker: Neighbouring Metric Station

Please note: In many cases, the station position in our database is accurate to only one minute. Thus, the tide gauge may not appear to be on the coast.

Additional Data Sources (guide to additional data sources)

Nearby Real Time Stations from VLIZ: pslu2, pslu
Research Quality Data from UHSLC station 565: hourly and daily

Station Documentation

Link to RLR information.

Documentation added 1993-07-08

Port San Luis 823/042 RLR(1986) is 10.6m below BM 6

Documentation added 2011-11-23

Using information from the NOAA website the RLR diagram has been revised. Primary benchmark remains BM 6 named 6 1936 in the NOAA report 5.691m above TGZ.

Documentation added 2012-09-18

For Information: Data values during the early 1980's appear to be particularly high. This phenomenon could be due to the El Nino Southern Oscillation (ENSO) as it is mirrored all along the Californian coast.

Data Authority

N.O.A.A. / N.O.S.
N/oes33, Ssmc4, Room 6531
1305 East-West Highway
Silver Spring,
MD 20910