Application of fuzzy evaluation technique and grey clustering method for water quality assessment of the coastal and estuaries of selected rivers in Sarawak

Bulletin of the National Research Centre

Table 7 Results of marine water quality index (MWQI) for the various locations

Location	Marine Water Quality Sub-index
Location	q_iDO	q_iFC	q_iNH3	q_iNO3	q_iPO4	q_iTSS	q_iDO^0.18	q_iFC^0.19	q_iNH3^0.15	q_iNO3^0.16	q_iPO4^0.17	q_iTSS^0.15
CZ1	10	93.3	75.8	94.3	93.8	88.4	1.51	2.37	1.91	2.07	2.16	1.96
CZ2	10	84.1	97.4	88.4	78.8	82.9	1.51	2.32	1.99	2.05	2.10	1.94
CZ3	10	85.6	95.5	88.8	81.8	84.9	1.51	2.33	1.98	2.05	2.11	1.95
CZ4	10	90.8	84.9	94.5	93.9	89.5	1.51	2.36	1.95	2.07	2.16	1.96
CZ5	10	80.4	95.7	90.2	88.5	79.3	1.51	2.30	1.98	2.06	2.14	1.93
CZ6	10	86.4	96.5	90.4	77.7	80.9	1.51	2.33	1.98	2.06	2.10	1.93
CZ7	10	95.3	90.2	94.2	94.3	89.8	1.51	2.38	1.97	2.07	2.17	1.96
CZ8	10	87.8	94.6	92.3	85.9	86.6	1.51	2.34	1.98	2.06	2.13	1.95
CZ9	10	89.2	97.4	91.8	82.3	80.4	1.51	2.35	1.99	2.06	2.12	1.93
CZ10	10	95.1	88.8	94.6	94.6	87.3	1.51	2.38	1.96	2.07	2.17	1.96