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Oceanographic Institution water levels in 1990
Annual rank53 / 88
vs. average-3.4 cm
Highest monthly peak1.02 mDecember 1990
Monthly mean vs. previous year
| Month | 1990 (cm) | 1989 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | -13.3 | -8.7 | -4.6 | 0.62 |
| Feb | -13.3 | -10.8 | -2.5 | 0.52 |
| Mar | -18.2 | -13.6 | -4.6 | 0.38 |
| Apr | -12.7 | -9.0 | -3.7 | 0.57 |
| May | -2.3 | -2.6 | 0.3 | 0.71 |
| Jun | -1.4 | 1.0 | -2.4 | 0.70 |
| Jul | -1.4 | -0.8 | -0.6 | 0.58 |
| Aug | 2.0 | 2.6 | -0.6 | 0.56 |
| Sep | 2.0 | -1.1 | 3.1 | 0.60 |
| Oct | 2.3 | -0.8 | 3.1 | 0.59 |
| Nov | -1.1 | -2.9 | 1.8 | 0.86 |
| Dec | -8.4 | -14.2 | 5.8 | 1.02 |
Nearby years (cm vs. average)
+0.8
+0.9
+3.4
+0.0
-3.0
-3.4
-2.0
+1.4
+2.1
-2.8
-0.7
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 1990 annual mean water level ranked 53 of 88 years (-3.4 cm vs. the period average).