Table 1 Summary of results of geohydraulic properties of aquifer layers in the study area
VES | Location | Long. (OE) | Lat. (ON) | ρa (Ωm) | ha (m) | Kh (m/s) | Fractional Porosity Φ | τ | Rpi(m) | Sgv(m−1) | Kp (μm)2 | Kp (mD) | AFC (m2D) | ASC (m) | AFCcum (m2D) | ASCcum (m) | FUS (mD) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1 | Amadimogo | 7.3313 | 6.8737 | 34.8 | 29.7 | 14.0931 | 0.3265 | 1.499 | 4.71E−06 | 102925.9 | 1635.77 | 1657444 | 49226087 | 9.697 | 49226087 | 9.697 | 5076424 |
2 | Nwaorie | 7.3361 | 6.8719 | 114.1 | 98.4 | 4.6552 | 0.3154 | 1.529 | 1.643E−06 | 280406 | 184.877 | 187326.3 | 18432908 | 31.035 | 67658995 | 40.732 | 1661077 |
3 | Ama-Ahor | 7.3305 | 6.8665 | 41427.4 | 81.2 | 0.0190 | 0.2604 | 1.707 | 9E−09 | 39120245 | 3.66829E−03 | 3.7169 | 301.8123 | 21.144 | 67659297 | 61.876 | 1093466 |
4 | Farm School | 7.6756 | 6.7980 | 114.8 | 30.0 | 4.6287 | 0.3153 | 1.529 | 1.634E−06 | 281819.9 | 182.175 | 184589.1 | 5537673 | 9.459 | 73196970 | 71.335 | 1026102 |
5 | Ishioyo | 7.2716 | 6.8851 | 85.6 | 74.5 | 6.0865 | 0.3181 | 1.521 | 2.119E−06 | 220146.6 | 312.364 | 316503 | 23579474 | 23.698 | 96776443 | 95.033 | 1018346 |
6 | Idina | 7.2728 | 6.9001 | 794.7 | 77.2 | 0.7614 | 0.2973 | 1.582 | 2.95E−07 | 1434178 | 5.23919 | 5308.615 | 409825.1 | 22.952 | 97186268 | 117.985 | 823717.2 |
7 | Igoro-Agbor | 7.3333 | 6.8945 | 57426.6 | 67.3 | 0.0140 | 0.2573 | 1.719 | 7E−09 | 49491239 | 2.1577E−03 | 2.186293 | 147.1375 | 17.316 | 97186415 | 135.301 | 718297.8 |
8 | Obeke | 7.3249 | 6.8797 | 7517.2 | 30.6 | 0.0936 | 0.2763 | 1.65 | 4.1E−08 | 9311903 | 8.65906E−02 | 87.73796 | 2684.782 | 8.455 | 97189100 | 143.756 | 676069.9 |
9 | Owa | 7.3232 | 6.8681 | 1483.6 | 24.8 | 0.4253 | 0.2915 | 1.6 | 1.7E0−7 | 2420192 | 1.66491 | 1686.97 | 41836.86 | 7.229 | 97230937 | 150.985 | 643977.5 |
10 | ObinaguOwerre | 7.6774 | 6.6302 | 224.1 | 64.1 | 2.4801 | 0.3091 | 1.547 | 9.04E−07 | 494897.6 | 534.208 | 54128.68 | 3469648 | 19.813 | 100700585 | 170.798 | 589588.8 |
11 | Nkoffi | 7.8663 | 6.8748 | 241.7 | 63 | 2.3112 | 0.3084 | 1.549 | 8.45E−07 | 527718.9 | 465.462 | 47162.92 | 2971264 | 19.429 | 103671849 | 190.227 | 544990.2 |
12 | Amenu | 7.3533 | 6.8627 | 10364.6 | 83.9 | 0.0694 | 0.2733 | 1.66 | 3.1E−08 | 12131731 | 4.83016E−02 | 48.94161 | 4106.201 | 22.93 | 103675955 | 213.157 | 486383.1 |
13 | Ugwunagbor | 7.3566 | 6.8534 | 15360.2 | 83.4 | 0.0481 | 0.2696 | 1.673 | 2.2E−08 | 16777855 | 2.3622E−02 | 23.93495 | 1996.175 | 22.485 | 103677952 | 235.642 | 439980.8 |
14 | Agu-Eke | 7.3654 | 6.8513 | 67561.2 | 71.3 | 0.0121 | 0.2558 | 1.724 | 6E−09 | 57287468 | 1.57337E−03 | 1.59422 | 113.6679 | 18.239 | 103678065 | 253.881 | 408372.7 |
15 | Umuchagwu | 7.3759 | 6.8653 | 29654.3 | 74 | 0.0260 | 0.2635 | 1.695 | 1.2E−08 | 29814438 | 6.70443E−03 | 6.793267 | 502.7018 | 19.499 | 103678568 | 273.38 | 379247.1 |
16 | Umuchoke | 7.3689 | 6.8717 | 22569.4 | 147.6 | 0.0336 | 0.2661 | 1.686 | 1.5E−08 | 24172231 | 1.07033E−02 | 10.84512 | 1600.74 | 39.276 | 103680169 | 312.656 | 331611 |
17 | Ubogidi | 7.3613 | 6.8773 | 2004.1 | 82 | 0.3213 | 0.2886 | 1.609 | 1.3E−07 | 3120607 | 9.56679E−01 | 969.355 | 79487.11 | 23.665 | 103759656 | 336.321 | 308513.8 |
18 | Ozalla | 7.3363 | 6.8817 | 19866.5 | 51.5 | 0.0378 | 0.2672 | 1.682 | 1.7E−08 | 21448754 | 1.38667E−02 | 14.05047 | 723.5992 | 13.761 | 103760379 | 350.082 | 296388.8 |
19 | Gbugbu | 7.3445 | 6.8000 | 612.8 | 120.9 | 0.9704 | 0.2997 | 1.574 | 3.71E−07 | 1153530 | 8.44335 | 8555.231 | 1034327 | 36.234 | 104794707 | 386.316 | 271266.8 |
20 | Amabunagu | 7.3386 | 6.8468 | 230.9 | 73.9 | 2.4119 | 0.3088 | 1.548 | 8.8E−07 | 507681 | 50.6497 | 51320.79 | 3792606 | 22.82 | 108587313 | 409.136 | 265406.4 |
21 | Ngbakwu | 7.3286 | 6.8495 | 82.1 | 45.9 | 6.3282 | 0.3185 | 1.52 | 2.199E−06 | 212529.1 | 3.37464E−10 | 341935.3 | 15694830 | 14.619 | 124282144 | 423.755 | 293287.7 |