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Ketchikan water levels in 2012
Annual rank52 / 105
vs. average0.1 cm
Highest monthly peak3.51 mDecember 2012
Monthly mean vs. previous year
| Month | 2012 (cm) | 2011 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | 14.9 | -2.2 | 17.1 | 3.32 |
| Feb | -0.4 | -9.0 | 8.6 | 2.94 |
| Mar | 8.8 | 5.2 | 3.6 | 3.38 |
| Apr | 1.9 | -10.6 | 12.5 | 3.28 |
| May | -9.4 | -12.0 | 2.6 | 3.40 |
| Jun | -2.7 | -14.2 | 11.5 | 3.24 |
| Jul | -10.8 | -4.4 | -6.4 | 3.16 |
| Aug | -10.6 | -8.2 | -2.4 | 2.90 |
| Sep | -12.0 | 6.6 | -18.6 | 2.90 |
| Oct | -6.2 | 9.9 | -16.1 | 3.40 |
| Nov | 10.7 | 14.4 | -3.7 | 3.37 |
| Dec | 13.9 | -3.2 | 17.1 | 3.51 |
Nearby years (cm vs. average)
+1.9
-2.1
-4.5
+1.4
-2.0
+0.1
-9.9
-4.9
-3.5
-1.9
-4.1
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 2012 annual mean water level ranked 52 of 105 years (0.1 cm vs. the period average).