Season | Tide | Descriptive statistics | TH (as CaCO3 mg/l) | RSC (meq/l) | % Na | SAR | PI | KI | MH (%) |
Pre-monsoon | High tide | Minimum | 3299.08 | −84.68 | 83.72 | 66.81 | 83.79 | 5.05 | 70.92 |
Maximum | 4373.72 | −62.98 | 88.39 | 86.17 | 88.53 | 7.49 | 84.57 | ||
Mean | 3556.83 | −68.07 | 87.08 | 79.34 | 87.19 | 6.68 | 80.16 | ||
Median | 3474.03 | −66.48 | 87.35 | 80.30 | 87.46 | 6.78 | 80.30 | ||
Stand. dev* | 288.98 | 5.90 | 1.28 | 5.84 | 1.30 | 0.67 | 3.37 | ||
Low tide | Minimum | 3049.15 | −73.53 | 84.56 | 60.11 | 84.69 | 5.36 | 79.03 | |
Maximum | 3831.46 | −57.88 | 87.42 | 76.97 | 87.61 | 6.85 | 82.27 | ||
Mean | 3370.23 | −64.40 | 85.76 | 69.02 | 85.92 | 5.95 | 80.85 | ||
Median | 3270.91 | −62.32 | 85.93 | 70.55 | 86.07 | 6.01 | 80.88 | ||
Stand. dev | 275.21 | 5.48 | 0.95 | 5.99 | 0.96 | 0.48 | 1.14 | ||
Monsoon | High tide | Minimum | 110.00 | −4.63 | 26.26 | 0.62 | 62.70 | 0.29 | 31.63 |
Maximum | 406.36 | 0.00 | 68.18 | 8.38 | 74.99 | 2.08 | 58.17 | ||
Mean | 176.56 | −1.21 | 37.02 | 2.04 | 70.63 | 0.66 | 39.76 | ||
Median | 120.86 | −0.34 | 27.55 | 0.67 | 70.38 | 0.32 | 36.19 | ||
Stand. dev | 112.54 | 1.71 | 15.62 | 2.52 | 3.74 | 0.61 | 9.80 | ||
Low tide | Minimum | 114.99 | −4.20 | 24.17 | 0.58 | 65.62 | 0.26 | 27.45 | |
Maximum | 374.92 | −0.10 | 70.69 | 9.04 | 80.34 | 2.33 | 57.33 | ||
Mean | 168.87 | −1.12 | 36.94 | 2.28 | 70.58 | 0.74 | 35.20 | ||
Median | 121.77 | −0.42 | 25.59 | 0.61 | 68.70 | 0.29 | 30.44 | ||
Stand. dev | 99.12 | 1.51 | 19.15 | 3.01 | 4.86 | 0.78 | 10.89 | ||
Post-monsoon | High tide | Minimum | 100.00 | −1.70 | 32.14 | 0.92 | 75.95 | 0.44 | 31.25 |
Maximum | 219.99 | 0.02 | 74.97 | 7.59 | 87.13 | 2.96 | 52.38 | ||
Mean | 133.21 | −0.42 | 47.56 | 2.97 | 80.27 | 1.18 | 40.85 | ||
Median | 110.00 | −0.10 | 34.85 | 1.05 | 79.67 | 0.50 | 41.66 | ||
Stand. dev | 44.10 | 0.61 | 18.46 | 2.81 | 3.81 | 0.99 | 7.64 | ||
Low tide | Minimum | 100.01 | −1.53 | 30.46 | 0.84 | 74.51 | 0.40 | 23.82 | |
Maximum | 209.95 | 0.10 | 75.92 | 7.49 | 88.39 | 3.11 | 49.99 | ||
Mean | 130.60 | −0.39 | 47.17 | 3.06 | 80.67 | 1.23 | 35.21 | ||
Median | 110.00 | −0.10 | 34.14 | 0.96 | 79.92 | 0.48 | 33.34 | ||
Stand. dev | 41.27 | 0.59 | 20.07 | 2.98 | 4.19 | 1.10 | 8.19 |