=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 11-Dec-2012
Makar, General Santos City is a newly supplied station. Primary benchmark BM 2 6.076m above datum TSO 1990. Gauge type OTT THALIMEDES
=========================== FOLLOWING PSMSL DOCUMENTATION ADDED 08-Oct-2019
Following a data query revised values have been supplied for 2017 General Santos City