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Duck Pier water levels in 2011
Annual rank16 / 46
vs. average3.6 cm
Highest monthly peak1.30 mOctober 2011
Monthly mean vs. previous year
| Month | 2011 (cm) | 2010 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | 2.9 | 10.0 | -7.1 | 0.89 |
| Feb | -3.3 | 10.3 | -13.6 | 0.98 |
| Mar | 5.9 | 20.2 | -14.3 | 1.00 |
| Apr | -2.6 | 8.7 | -11.3 | 0.93 |
| May | 12.4 | 8.2 | 4.2 | 1.08 |
| Jun | 12.7 | 9.0 | 3.7 | 1.03 |
| Jul | 7.8 | 5.6 | 2.2 | 1.03 |
| Aug | 12.2 | 16.1 | -3.9 | 0.98 |
| Sep | 21.0 | 16.4 | 4.6 | 1.11 |
| Oct | 17.1 | 15.6 | 1.5 | 1.30 |
| Nov | 7.7 | 17.4 | -9.7 | 1.25 |
| Dec | 2.2 | 12.3 | -10.1 | 0.92 |
Nearby years (cm vs. average)
+0.9
-2.3
-0.2
+6.6
+8.1
+3.6
+3.3
+5.8
+2.7
+7.3
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 2011 annual mean water level ranked 16 of 46 years (3.6 cm vs. the period average).