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Hampton Roads (Sewells Point) water levels in 1990
Annual rank48 / 98
vs. average-0.5 cm
Highest monthly peak1.01 mOctober 1990
Monthly mean vs. previous year
| Month | 1990 (cm) | 1989 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | -20.3 | -14.8 | -5.5 | 0.45 |
| Feb | -16.6 | -12.3 | -4.3 | 0.79 |
| Mar | -13.6 | -6.2 | -7.4 | 0.73 |
| Apr | -12.0 | -12.3 | 0.3 | 0.54 |
| May | -2.0 | -4.7 | 2.7 | 0.92 |
| Jun | -5.6 | -5.9 | 0.3 | 0.61 |
| Jul | -3.8 | -2.9 | -0.9 | 0.54 |
| Aug | 5.6 | 4.4 | 1.2 | 0.83 |
| Sep | 5.0 | 9.3 | -4.3 | 0.72 |
| Oct | 1.1 | 0.8 | 0.3 | 1.01 |
| Nov | -5.9 | -10.2 | 4.3 | 0.69 |
| Dec | -11.7 | -11.1 | -0.6 | 0.64 |
Nearby years (cm vs. average)
+1.6
+2.2
+5.3
-2.1
+0.7
-0.5
+5.2
+7.5
+6.9
+1.3
+4.8
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 1990 annual mean water level ranked 48 of 98 years (-0.5 cm vs. the period average).