115_Colombo_Sri Lanka
Datum	Value	Description
Status	14-Nov-2022	Processing Date
Epoch	09-May-2006 to 31-Dec-2020	Tidal Datum Analysis Period
MHHW	1.583	Mean Higher-High Water (m)
MHW	1.523	Mean High Water (m)
MTL	1.325	Mean Tide Level (m)
MSL	1.329	Mean Sea Level (m)
DTL	1.336	Mean Diurnal Tide Level (m)
MLW	1.128	Mean Low Water (m)
MLLW	1.090	Mean Lower-Low Water (m)
STND	0.000	Station Datum (m)
GT	0.494	Great Diurnal Range (m)
MN	0.395	Mean Range of Tide (m)
DHQ	0.060	Mean Diurnal High Water Inequality (m)
DLQ	0.038	Mean Diurnal Low Water Inequality (m)
HWI	Unavailable	Greenwich High Water Interval (in hours)
LWI	Unavailable	Greenwich Low Water Interval (in hours)
Maximum	2.012	Highest Observed Water Level (m)
Max Date & Time	21-Dec-2010 21	Highest Observed Water Level Date and Hour (LST)
Minimum	0.719	Lowest Observed Water Level (m)
Min Date & Time	22-Aug-2017 15	Lowest Observed Water Level Date and Hour (LST)
HAT	1.843	Highest Astronomical Tide (m)
HAT Date & Time	18-Apr-2007 09	HAT Date and Hour (LST)
LAT	0.848	Lowest Astronomical Tide (m)
LAT Date & Time	23-Aug-2009 16	LAT Date and Hour (LST)
LEV	0.685	Switch 1 (m)
LEVB	0.698	Switch 2 (m)