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South Pass: water level history
Record1981–199814 years
Great diurnal range0.37 mNo. 111
Highest water level0.90 m1998-09-27
Annual mean water level vs. period average (cm)
Bars are relative to the lowest year on record.
Top 10 monthly highest water levels
| Month | Highest (m above MSL) |
|---|---|
| September 1998 | 0.716 |
| October 1995 | 0.571 |
| February 1998 | 0.420 |
| October 1996 | 0.402 |
| January 1997 | 0.392 |
| April 1997 | 0.378 |
| July 1995 | 0.367 |
| October 1997 | 0.352 |
| October 1998 | 0.342 |
| October 1994 | 0.340 |
Times and heights are NOAA astronomical predictions and do not include weather effects. Times are station local time (incl. daylight saving), heights in metres above MLLW. Not for navigation.
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Monthly mean water levels at South Pass since 1981.