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Table 11 Pollution load index and degree of contamination

From: Effect of urbanization on heavy metal contamination: a study on major townships of Kannur District in Kerala, India

Sample ID Sampling location PLI Cd
S1 New Mahe Beach 0.595 5.336
S2 Punnol Beach 0.299 4.129
S3 Thalassery Harbour 3.244 43.636
S4 Thalassery Market 6.825 88.144
S5 Co-operative Hospital, Thalassery 4.942 58.898
S6 Dharmadam Beach 0.728 9.515
S7 Edakkad Beach 0.26 4.005
S8 Aadi Kadalayi Beach 0.382 4.898
S9 Mapila Bay Harbour 2.28 21.874
S10 Kannur New Bus Stand 7.684 97.515
S11 Payyambalam Beach 0.384 4.357
S12 Valapattanam 2.978 46.05
S13 Azhikkal Port Jetty 5.23 66.886
S14 Azhikkal 4.645 58.168
S15 Pazhayangadi 0.782 11.083
S16 Chootad Beach 0.282 3.717
S17 Thaliparamba 4.111 48.38
S18 Kuppam Bridge 1.746 19.416
S19 Perumba 1.52 12.294
S20 Payyanur Rly Road 2.249 25.306
Minimum   0.26 3.717
Maximum   7.684 97.515
Mean   2.558 31.680
Standard deviation   2.317 29.803