Tide TablesHome › Tide tables & water levels › Washington, Washington Channel, D.c.
Washington, Washington Channel, D.c. water levels in 2011
Annual rank9 / 94
vs. average16.5 cm
Highest monthly peak1.28 mApril 2011
Monthly mean vs. previous year
| Month | 2011 (cm) | 2010 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | -10.7 | -1.0 | -9.7 | 0.70 |
| Feb | -8.2 | -4.7 | -3.5 | 0.83 |
| Mar | 15.9 | 32.1 | -16.2 | 1.16 |
| Apr | 24.6 | 10.0 | 14.6 | 1.28 |
| May | 31.6 | 9.2 | 22.4 | 1.20 |
| Jun | 15.2 | 10.6 | 4.6 | 0.98 |
| Jul | 12.3 | 6.1 | 6.2 | 0.88 |
| Aug | 12.6 | 17.0 | -4.4 | 0.89 |
| Sep | 27.8 | 14.6 | 13.2 | 1.10 |
| Oct | 15.1 | 6.6 | 8.5 | 1.14 |
| Nov | 7.4 | 6.4 | 1.0 | 0.88 |
| Dec | 4.9 | -14.6 | 19.5 | 0.96 |
Nearby years (cm vs. average)
+7.6
+3.8
+8.6
+11.2
+11.8
+16.5
+12.0
+10.7
+13.3
+9.3
+12.5
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 2011 annual mean water level ranked 9 of 94 years (16.5 cm vs. the period average).