	Colour	Temp	pH	Turb	Cond	TSS	Acidity	Alkalinity	NO₃	PO₄	SO₄	DO	COD	BOD	Cu	Fe	Na	Pb	Cd	K
Colour	1
Temp	0.886*	1
pH	0.618	0.416	1
Turb	0.203	−0.161	−0.088	1
Cond	−0.192	−0.474	−0.129	0.605	1
TSS	−0.749	−0.705	−0.691	0.276	0.221	1
Acidity	0.320	−0.038	0.353	0.714	0.057	0.114	1
Alkalinity	−0.849*	−0.945**	−0.635	0.325	0.582	0.793	0.001	1
NO₃	−0.312	0.130	−0.196	−0.845*	−0.559	0.122	−0.687	−0.189	1
PO₄	0.655	0.484	0.270	0.514	−0.337	−0.154	0.794	−0.434	−0.460	1
SO₄	0.349	0.479	−0.100	0.107	−0.667	0.148	0.399	−0.398	0.158	0.768	1
DO	−0.706	−0.732	−0.803	0.268	0.476	0.574	−0.187	0.869*	−0.223	−0.385	−0.351	1
COD	−0.839*	−0.700	−0.499	−0.113	0.126	0.882*	−0.156	0.682	0.452	−0.465	−0.051	0.371	1
BOD	−0.839*	−0.700	−0.499	−0.113	0.126	0.882*	−0.156	0.682	0.452	−0.465	−0.051	0.371	10.000**	1
Cu	0.137	0.197	0.158	−0.478	−0.214	−0.695	−0.433	−0.280	−0.003	−0.239	−0.386	0.071	−0.601	−0.601	1
Fe	0.153	−0.013	0.026	0.114	0.221	−0.507	−0.069	0.030	−0.546	−0.032	−0.441	0.379	−0.654	−0.654	0.809	1
Na	−0.179	−0.343	−0.365	0.313	0.348	−0.052	0.004	0.430	−0.580	−0.056	−0.362	0.739	−0.316	−0.316	0.549	0.884*	1
Pb	−0.336	−0.541	−0.279	0.272	0.357	0.039	0.087	0.548	−0.575	−0.127	−0.452	0.744	−0.166	−0.166	0.502	0.821*	0.956**	1
Cd	−0.372	−0.412	−0.164	0.319	0.265	0.769	0.301	0.432	0.119	−0.018	0.173	0.012	0.781	0.781	−0.951**	−0.828*	−0.557	−0.442	1
K	0.290	0.496	0.156	−0.324	−0.921**	−0.056	0.227	−0.565	0.429	0.574	0.869*	−0.566	−0.046	−0.046	−0.142	−0.454	−0.515	−0.525	0.029	1