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Ketchikan water levels in 1993
Annual rank60 / 105
vs. average-0.7 cm
Highest monthly peak3.69 mApril 1993
Monthly mean vs. previous year
| Month | 1993 (cm) | 1992 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | 6.9 | 30.9 | -24.0 | 3.05 |
| Feb | 9.9 | 30.6 | -20.7 | 3.42 |
| Mar | 5.9 | 4.4 | 1.5 | 3.18 |
| Apr | 5.0 | 9.0 | -4.0 | 3.69 |
| May | 2.9 | -7.2 | 10.1 | 3.34 |
| Jun | 1.4 | -7.5 | 8.9 | 3.09 |
| Jul | -10.8 | -10.8 | 0.0 | 2.90 |
| Aug | -14.5 | -13.9 | -0.6 | 3.04 |
| Sep | -20.6 | 0.1 | -20.7 | 3.17 |
| Oct | -8.1 | 12.0 | -20.1 | 3.44 |
| Nov | -3.8 | 13.9 | -17.7 | 3.29 |
| Dec | 13.6 | 8.1 | 5.5 | 3.46 |
Nearby years (cm vs. average)
+1.2
-5.6
-2.0
-0.3
+6.1
-0.7
+0.7
-2.1
-2.8
+4.7
+0.7
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 1993 annual mean water level ranked 60 of 105 years (-0.7 cm vs. the period average).