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Sand Point, Popof Island water levels in 2017
Annual rank29 / 50
vs. average-1.5 cm
Highest monthly peak1.94 mDecember 2017
Monthly mean vs. previous year
| Month | 2017 (cm) | 2016 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | 6.0 | 53.9 | -47.9 | 1.82 |
| Feb | -0.5 | 45.0 | -45.5 | 1.57 |
| Mar | -5.0 | 27.7 | -32.7 | 1.67 |
| Apr | 2.9 | 17.8 | -14.9 | 1.43 |
| May | -6.0 | -6.9 | 0.9 | 1.43 |
| Jun | -3.2 | -3.8 | 0.6 | 1.38 |
| Jul | -9.9 | -8.8 | -1.1 | 1.36 |
| Aug | 1.5 | -2.8 | 4.3 | 1.32 |
| Sep | 6.2 | 2.5 | 3.7 | 1.38 |
| Oct | -2.2 | 23.8 | -26.0 | 1.38 |
| Nov | -1.5 | 38.7 | -40.2 | 1.54 |
| Dec | 18.2 | 9.6 | 8.6 | 1.94 |
Nearby years (cm vs. average)
-1.4
-5.7
+6.8
+7.5
+14.4
-1.5
+1.4
+1.0
+3.3
+8.3
+11.8
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 2017 annual mean water level ranked 29 of 50 years (-1.5 cm vs. the period average).