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	5.19	Mean Higher-High Water (ft)
MHW	5.00	Mean High Water (ft)
MTL	4.35	Mean Tide Level (ft)
MSL	4.36	Mean Sea Level (ft)
DTL	4.38	Mean Diurnal Tide Level (ft)
MLW	3.70	Mean Low Water (ft)
MLLW	3.58	Mean Lower-Low Water (ft)
STND	0.00	Station Datum (ft)
GT	1.62	Great Diurnal Range (ft)
MN	1.30	Mean Range of Tide (ft)
DHQ	0.20	Mean Diurnal High Water Inequality (ft)
DLQ	0.13	Mean Diurnal Low Water Inequality (ft)
HWI	Unavailable	Greenwich High Water Interval (in hours)
LWI	Unavailable	Greenwich Low Water Interval (in hours)
Maximum	6.60	Highest Observed Water Level (ft)
Max Date & Time	21-Dec-2010 21	Highest Observed Water Level Date and Hour (LST)
Minimum	2.36	Lowest Observed Water Level (ft)
Min Date & Time	22-Aug-2017 15	Lowest Observed Water Level Date and Hour (LST)
HAT	6.05	Highest Astronomical Tide (ft)
HAT Date & Time	18-Apr-2007 09	HAT Date and Hour (LST)
LAT	2.78	Lowest Astronomical Tide (ft)
LAT Date & Time	23-Aug-2009 16	LAT Date and Hour (LST)
LEV	2.24738	Switch 1 (ft)
LEVB	2.29003	Switch 2 (ft)