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Johnston Atoll water levels in 1997
Annual rank21 / 48
vs. average1.0 cm
Highest monthly peak0.74 mJanuary 1997
Monthly mean vs. previous year
| Month | 1997 (cm) | 1996 (cm) | Diff | Peak (m) |
|---|---|---|---|---|
| Jan | 8.2 | 2.4 | 5.8 | 0.74 |
| Feb | 8.8 | 12.2 | -3.4 | 0.69 |
| Mar | 2.5 | -0.7 | 3.2 | 0.55 |
| Apr | 0.9 | -7.2 | 8.1 | 0.53 |
| May | -11.6 | -1.8 | -9.8 | 0.43 |
| Jun | -16.2 | 5.5 | -21.7 | 0.36 |
| Jul | 1.6 | -0.3 | 1.9 | 0.54 |
| Aug | -0.8 | 1.6 | -2.4 | 0.47 |
| Sep | -5.6 | 5.9 | -11.5 | 0.44 |
| Oct | 3.8 | 10.7 | -6.9 | 0.53 |
| Nov | 5.4 | 13.9 | -8.5 | 0.61 |
| Dec | 1.0 | 13.2 | -12.2 | 0.64 |
Nearby years (cm vs. average)
+4.5
+0.6
+1.5
+1.5
+5.8
+1.0
+2.0
+5.1
+1.1
Monthly means are relative to the station's mean sea level (MSL) datum.
About this page
The 1997 annual mean water level ranked 21 of 48 years (1.0 cm vs. the period average).