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Tacoma, Commencement Bay, Sitcum Waterway water levels in 2011
Annual rank19 / 28
vs. average-1.9 cm
Highest monthly peak2.20 mNovember 2011
Monthly mean vs. previous year
| Month | 2011 (cm) | 2010 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | 3.9 | 30.6 | -26.7 | 1.90 |
| Feb | 2.6 | 18.0 | -15.4 | 2.00 |
| Mar | 19.5 | 7.7 | 11.8 | 2.12 |
| Apr | 2.5 | 9.3 | -6.8 | 1.87 |
| May | -0.7 | -2.7 | 2.0 | 1.83 |
| Jun | -0.1 | -4.2 | 4.1 | 1.74 |
| Jul | -0.3 | -6.0 | 5.7 | 1.78 |
| Aug | -1.7 | -2.4 | 0.7 | 1.86 |
| Sep | -1.5 | -2.2 | 0.7 | 1.94 |
| Oct | -1.0 | -1.3 | 0.3 | 1.82 |
| Nov | 5.1 | 3.9 | 1.2 | 2.20 |
| Dec | -10.2 | 23.4 | -33.6 | 1.98 |
Nearby years (cm vs. average)
+0.6
-5.9
-5.8
-3.8
+2.7
-1.9
+2.3
-6.4
+4.0
+4.5
+6.2
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 2011 annual mean water level ranked 19 of 28 years (-1.9 cm vs. the period average).