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Ketchikan water levels in 1992
Annual rank7 / 105
vs. average6.1 cm
Highest monthly peak3.71 mSeptember 1992
Monthly mean vs. previous year
| Month | 1992 (cm) | 1991 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | 30.9 | -8.4 | 39.3 | 3.52 |
| Feb | 30.6 | 12.3 | 18.3 | 3.55 |
| Mar | 4.4 | -3.2 | 7.6 | 3.24 |
| Apr | 9.0 | -9.9 | 18.9 | 3.39 |
| May | -7.2 | -11.7 | 4.5 | 3.10 |
| Jun | -7.5 | -12.4 | 4.9 | 2.97 |
| Jul | -10.8 | -9.6 | -1.2 | 3.08 |
| Aug | -13.9 | -0.8 | -13.1 | 3.14 |
| Sep | 0.1 | -5.9 | 6.0 | 3.71 |
| Oct | 12.0 | -1.1 | 13.1 | 3.33 |
| Nov | 13.9 | 19.7 | -5.8 | 3.23 |
| Dec | 8.1 | 24.2 | -16.1 | 3.18 |
Nearby years (cm vs. average)
+4.8
+1.2
-5.6
-2.0
-0.3
+6.1
-0.7
+0.7
-2.1
-2.8
+4.7
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 1992 annual mean water level ranked 7 of 105 years (6.1 cm vs. the period average).