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Astoria (Tongue Point), Oreg. water levels in 2011
Annual rank32 / 99
vs. average1.9 cm
Highest monthly peak2.24 mNovember 2011
Monthly mean vs. previous year
| Month | 2011 (cm) | 2010 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | 8.2 | 30.5 | -22.3 | 1.70 |
| Feb | 3.6 | 13.0 | -9.4 | 1.79 |
| Mar | 24.7 | 4.5 | 20.2 | 1.97 |
| Apr | 10.1 | 6.8 | 3.3 | 1.80 |
| May | 6.9 | -5.7 | 12.6 | 1.95 |
| Jun | 9.7 | 0.5 | 9.2 | 1.70 |
| Jul | -0.7 | -16.9 | 16.2 | 1.59 |
| Aug | -10.2 | -16.1 | 5.9 | 1.45 |
| Sep | -9.8 | -12.9 | 3.1 | 1.76 |
| Oct | -4.2 | -6.2 | 2.0 | 1.80 |
| Nov | 5.6 | 2.9 | 2.7 | 2.24 |
| Dec | -12.8 | 23.4 | -36.2 | 1.78 |
Nearby years (cm vs. average)
+2.5
-5.5
-4.5
-3.5
+1.3
+1.9
+6.0
-7.5
+5.0
+3.1
+5.1
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 2011 annual mean water level ranked 32 of 99 years (1.9 cm vs. the period average).