Skip to main content

Table 1 Mean values of some physical parameters in lake and groundwater samples collected from seven human settlements along the Bosomtwe Crater Lake in dry and wet seasons

From: Evaluation of groundwater and surface water quality and human risk assessment for trace metals in human settlements around the Bosomtwe Crater Lake in Ghana

Season Settlement Lake water Groundwater
pH Temperature (°C) TDS (mg/L) Turbidity/NTU Conductivity (µs cm−1) pH Temperature (°C) TDS (mg/L) Turbidity/NTU Conductivity (µs cm−1)
Dry (*N = 105) Anyinatiase 9.83 ± 0.01 30.00 ± 0.00 237.40 ± 5.46 1.32 ± 0.03 1263.40 ± 8.63 6.77 ± 0.27 29.00 ± 0.00 197.99 ± 7.01 1.00 ± 0.01 1375.60 ± 177.91
Nkowi 9.77 ± 0.01 30.00 ± 0.00 215.25 ± 3.58 0.71 ± 0.01 1307.30 ± 73.11 7.19 ± 0.30 31.00 ± 1.41 178.79 ± 3.21 0.97 ± 0.01 1277.10 ± 3.96
Adwafo 9.82 ± 0.02 30.00 ± 0.00 215.80 ± 3.45 0.87 ± 0.04 1201.10 ± 41.44 7.18 ± 0.14 29.00 ± 1.41 200.46 ± 2.32 0.80 ± 0.03 1395.00 ± 26.09
Abrodwum 9.75 ± 0.01 30.00 ± 0.00 206.03 ± 4.68 1.06. ± 0.02 1250.45 ± 8.27 7.42 ± 0.16 28.00 ± 0.00 198.77 ± 4.33 0.71 ± 0.02 1242.35 ± 9.69
Obo 9.71 ± 0.01 29.00 ± 0.00 197.95 ± 5.21 0.90 ± 0.02 1787.05 ± 172.75 7.14 ± 0.04 30.00 ± 0.00 189.33 ± 1.24 0.67 ± 0.01 1285.28 ± 0.95
Abono 8.98 ± 0.00 28.50 ± 0.00 208.10 ± 4.28 0.88. ± 0.04 1266.23 ± 6.75 7.19 ± 0.09 30.00 ± 0.00 199.87 ± 2.45 0.42 ± 0.01 1264.60 ± 5.37
Abease 9.82 ± 0.02 30.00 ± 0.00 197.95 ± 3.32 1.00 ± 0.02 1197.35 ± 60.60 7.34 ± 0.23 29.50 ± 0.71 200.06 ± 3.42 0.50 ± 0.00 1238.63 ± 24.71
Wet (*N = 105) Anyinatiase 6.88 ± 0.11 29.00 ± 0.00 206.70 ± 4.11 0.90 ± 0.02 1241.85 ± 6.72 6.77 ± 0.27 29.00 ± 0.00 256.87 ± 5.58 0.90. ± 0.02 1356.1 ± 150.40
Nkowi 6.99 ± 0.01 31.50 ± 0.71 199 67 ± 3.24 1.64 ± 0.01 1264.90 ± 37.90 7.19 ± 0.30 31.00 ± 1.41 211.43 ± 3.42 1.10 ± 0.03 1277.05 ± 3.89
Adwafo 7.14 ± 0.08 29.50 ± 0.71 180.14 ± 4.38 0.95 ± 0.03 1212.65 ± 24.82 7.18 ± 0.14 29.00 ± 1.41 209.76 ± 5.62 0.90 ± 0.01 1392.38 ± 24.25
Abrodwum 7.48 ± 0.08 28.00 ± 0.00 200.84 ± 3.68 1.23 ± 0.03 1260.00 ± 10.89 7.42 ± 0.16 28.00 ± 0.00 198.77 ± 4.18 0.81 ± 0.01 1218.35 ± 24.25
Obo 7.13 ± 0.03 30.00 ± 0.00 189.23 ± 5.13 1.32 ± 0.04 1269.75 ± 0.78 7.14 ± 0.04 30.00 ± 0.00 202.33 ± 3.01 0.78 ± 0.01 1282.30 ± 3.25
Abono 7.16 ± 0.06 30.00 ± 0.00 217.54 ± 3.56 0.98 ± 0.01 1243.50 ± 12.73 7.19 ± 0.09 30.00 ± 0.00 199.87 ± 4.32 0.52 ± 0.00 1260.55 ± 0.35
Abease 7.25 ± 0.11 29.75 ± 0.35 170.44 ± 2.31 1.02 ± 0.03 1258.15 ± 0.92 7.34 ± 0.23 29.50 ± 0.71 188.96 ± 2.34 0.61 ± 0.01 1238.30 ± 25.17
  1. * N = sample size, i.e. 5 samples each for groundwater and lake water for each of the 7 settlements for 3 months within each season