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Charlotte Amalie, St. Thomas Island water levels in 2011
Annual rank18 / 43
vs. average1.2 cm
Highest monthly peak0.31 mDecember 2011
Monthly mean vs. previous year
| Month | 2011 (cm) | 2010 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | 2.5 | -1.4 | 3.9 | 0.25 |
| Feb | 4.2 | 1.8 | 2.4 | 0.25 |
| Mar | -2.4 | 4.2 | -6.6 | 0.14 |
| Apr | -0.7 | 3.5 | -4.2 | 0.20 |
| May | -0.2 | 3.4 | -3.6 | 0.22 |
| Jun | 0.1 | 5.3 | -5.2 | 0.19 |
| Jul | 3.9 | 9.2 | -5.3 | 0.28 |
| Aug | 6.1 | 9.7 | -3.6 | 0.28 |
| Sep | 5.8 | 9.0 | -3.2 | 0.22 |
| Oct | 7.8 | 6.2 | 1.6 | 0.26 |
| Nov | 8.9 | 8.6 | 0.3 | 0.30 |
| Dec | 6.2 | 5.4 | 0.8 | 0.31 |
Nearby years (cm vs. average)
+1.8
+1.7
-4.4
+3.1
+1.2
+4.6
+2.0
+5.7
+8.0
+5.7
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 2011 annual mean water level ranked 18 of 43 years (1.2 cm vs. the period average).