Physicochimical Parameters	Bacteriological parameters
Physicochimical Parameters	HAB	Total coliforms	Faecal coliforms	Escherichia coli	Faecal streptococci	Clostridium perfringens
Temperature	0.290	0.273	−0.096	−0.259	−0.106	0.321*
pH	−0.188	−0.142	0.227	0.354*	0.194	−0.115
Dissolved oxygen	0.028	0.512**	0.372*	0.173	0.060	−0.030
Dissoved CO₂	−0.009	0.271	0.093	−0.033	0.157	−0.131
TDS	0.010	0.182	−0.003	−0.082	−0.149	0.185
Conductivity	0.004	0.158	−0.027	−0.089	−0.200	0.183
Suspended solids	0.425**	0.393**	0.048	−0.214	0.122	0.239
Color	0.065	0.014	0.025	0.032	−0.023	0.120
Nitrates	0.037	0.215	0.134	−0.026	0.114	−0.106
Nitrites	0.445**	0.311*	−0.402**	−0.505**	−0.193	0.694**
Phosphates	−0.282	−0.019	−0.187	−0.081	0.027	0.034
Ammonium ions	−0.290	−0.395**	−0.177	−0.006	−0.090	0.049