Table 2.

Statistical parameters of Southwestern part of Cuddapah basin.

	Min	Max	Mean	St.Dev	CV	Median
pH	6.1	8.9	8	0.5	6	8
EC μS/cm	233	3960	1229	741	60	1070
TDS mg/L	121	2050	635	375	59	552
TH mg/L	80	520	246	107	43	240
Ca2+ mg/L	8	104	39	21	55	40
Mg2+ mg/L	10	117	48	25	52	44
CO32− mg/L	0	60	24	11	47	24
HCO3− mg/L	24	366	194	92	47	209
Cl− mg/L	20	618	126	127	100	78
F− mg/L	0.2	3	0.9	0.5	62	0.7