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Table 2 The different model scenarios simulated for the desalination extents ranging between ± 1 and 50% from the baseline values (‘B’) for Pulicat lagoon. * represents the simulated scenario that is closest to the real-time estimates

From: Short-term desalination of Pulicat lagoon (Southeast India) due to the 2015 extreme flood event: insights from Land-Ocean Interactions in Coastal Zone (LOICZ) models

Scenario Perturbation level System salinity (psu) Residual salinity (psu) Freshwater residence time (days)
1 B − 50% 10 22 19.8
2 B − 45% 11 22.5 19.2
3 B − 40% * 12 23 18.6
4 B − 35% 13 23.5 17.9
5 B − 30% 14 24 17.3
6 B − 25% 15 24.5 16.6
7 B − 20% 16 25 15.9
8 B − 15% 17 25.5 15.2
9 B − 10% 18 26 14.5
10 B − 5% 19 26.5 13.7
11 B − 1% 19.8 26.9 13.1
12 B + 1% 20.2 27.1 12.8
13 B + 5% 21 27.5 12.2
14 B + 10% 22 28 11.4
15 B + 15% 23 28.5 10.6
16 B + 20% 24 29 9.7
17 B + 25% 25 29.5 8.9
18 B + 30% 26 30 8.0
19 B + 35% 27 30.5 7.1
20 B + 40% 28 31 6.2
21 B + 45% 29 31.5 5.2
22 B + 50% 30 32 4.2