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.
Nearby GNSS Stations from SONEL: MQSI
Nearby Real Time Stations from VLIZ: midx, midx2
Fast Delivery Data from UHSLC station 50: hourly and daily
Research Quality Data from UHSLC station 50: hourly and daily
Midway Island 760/001 RLR(1964) is 9.2m below BM21
Documentation added 2011-11-23
Using information from the NOAA website the RLR diagram has been revised. Primary benchmark remains BM 21 named 21 1959 in the NOAA report 3.343m above gauge datum.