Comparison of Statistical Methods to Graphical Methods in Rainfall Trend Analysis: Case Studies from Tropical Catchments

Table 1

Selected rain gauges in two catchments.

Catchment	Rain gauge	Latitudes and longitudes
Uma Oya	—Welimada group	6.90°, 80.90°
	—Hilpankandura estate	6.88°, 80.94°
	–Dyrabba estate	6.89°, 80.94°
	—Kirklees estate	6.99°, 80.94°
	—Ledgerwatte estate	7.03°, 81.01°
Denawaka Ganga	—Alupolla estate	6.72°, 80.58°
	—Hapugastenna estate	6.72°, 80.52°
	—Galaboda estate	6.70°, 80.47°
	—Lellopitiya estate	6.68°, 80.50°
	—Landsdown middle division estate	6.67°, 80.47°