Research Article
The Hydrogeochemical Stratigraphy of Brines and Its Implications on Water Management in the Central Jordan-Dead Sea Rift Valley, Israel
Table 1
Chemical analyses of brines from previously drilled exploration wells and wildcats.
| | Location | Xing | Ying | Interval (m) | Stratigraphy | Ca2+ | Mg2+ | Na+ | K+ | Cl- (mg/l) | SO42- | HCO3- | Br- | TDS |
| | Nafha-2 | 127521 | 12211 | 2502-2539 | Triassic | 2906 | 1210 | 9196 | 400 | 22745 | 573 | 183 | | 37213 | | Nafha-1 | 133144 | 14640 | 2347-2363 | Triassic | 2806 | 486 | 10916 | 227 | 23049 | 1154 | | | 38638 | | Devora 2A | 182401 | 233122 | 4836-4864 | Triassic | 34890 | 1946 | 40169 | 402 | 129394 | 192 | 247 | 2099 | 209519 | | Gaash 2 | 133836 | 181436 | 5253-5273 | Triassic | 34469 | 5776 | 44742 | 3656 | 149003 | 240 | 122 | 2614 | 240622 | | Sherif 1 | 136565 | 49501 | 2849-2882 | Triassic | 16814 | 2128 | 34976 | 301 | 94146 | 577 | 122 | 782 | 149846 | | Shezaf 1 | 101140 | 33997 | 3503-3505 | Triassic | 10000 | 851 | 22084 | 277 | 55389 | 1009 | | | 89610 | | Gerar 1 | 117182 | 89413 | 3252-3265 | Triassic | 16794 | 1070 | 33987 | 66 | 86487 | 336 | 122 | 808 | 139670 | | Gerar 1 | 117.182 | 89.413 | 3240-3248 | Triassic | 21800 | 3190 | 41882 | 933 | 111000 | 350 | 242 | 804 | 179201 | | Qeren-1 | 101362 | 45036 | 2972-2992 | Triassic | 16580 | 2149 | 46179 | | 105283 | 461 | 195 | | 170847 | | Qeren-1 | 101.362 | 45.036 | 2919-2935 | Triassic | 15570 | 2094 | 42657 | 1079 | 99627 | 505 | 146 | 816 | 162494 | | Sherif 1 | 136.565 | 49.501 | 2234-2301 | Triassic | 1503 | 389 | 5860 | 156 | 11773 | 1538 | 122 | 92 | 21433 | | Meged 2 | 148271 | 171855 | 4365-4380 | Triassic | 1133 | 104 | 20500 | 1849 | 35450 | 671 | 102 | | 59809 | | Meged 4 | 145978 | 186780 | 4318-4346 | Triassic | 34509 | 6104 | 45294 | 3789 | 146840 | 399 | 171 | 2802 | 239908 | | Rosh Pinna 1 | 204207 | 263055 | 2486-2586 | Up. Trias.-Low. Jur. | 4804 | 725 | 8000 | 375 | 22793 | 1162 | 370 | | 38229 | | Rosh Pinna 1 | 204207 | 263055 | 3845-3864 | Up. Trias.-Low. Jur. | 27000 | 2920 | 33400 | 1160 | 105230 | 700 | 171 | | 170581 |
| | Chemical analyses of liquids collected from borehole MJ1 during various phases of drilling operations |
| | ER58 ff: 25 hrs free flow | 198240 | 203782 | 1228-1232.5 | Low. Cretaceous | 931 | 249 | 3734 | 160 | 7683 | 652 | 238 | | 13347 | | ER29 ff: 1 day free flow | 198240 | 203782 | 1775-1784 | Up. Jurassic | 674 | 50 | 33447 | 188 | 50890 | 75 | 1178 | 20 | 86522 | | ER31 ff: +7 days free flow | 198240 | 203782 | 1775-1784 | Up. Jurassic | 686 | 20 | 17487 | 143 | 27930 | 160 | 998 | 20 | 47444 | | ER31 ff: +1/2 days free flow | 198240 | 203782 | 1775-1784 | Up. Jurassic | 339 | 8 | 3363 | 104 | 5490 | 61 | 265 | 40 | 9670 | | ER34 ff: +2 hrs free flow | 198240 | 203782 | 1775-1784 | Up. Jurassic | 470 | 64 | 2347 | 193 | 4355 | 414 | 100 | 45 | 7988 | | ER41 ff: +41.5 hrs free flow | 198240 | 203782 | 1775-1784 | Up. Jurassic | 772 | 179 | 1700 | 120 | 3980 | 460 | 198 | 55 | 7464 | | ER51 ff: +82 hrs free flow | 198240 | 203782 | 1775-1784 | Up. Jurassic | 766 | 185 | 1699 | 113 | 4017 | 471 | 197 | 60 | 7508 | | ER4 bb: ballast brine | 198240 | 203782 | 3446-3468 | Low. Jurassic | 20 | 20 | 21262 | 30 | 32000 | 200 | | 15 | 53547 | | ER8: mix of bb and ff | 198240 | 203782 | 3446-3468 | Low. Jurassic | 12700 | 1500 | 20637 | 3043 | 62508 | 991 | | 1110 | 102500 | | ER10: (ff) formation fluid | 198240 | 203782 | 3446-3469 | Low. Jurassic | 24267 | 2906 | 34031 | 4871 | 103470 | 598 | | 2015 | 172158 | | ER15 ff: 5 days free flow | 198240 | 203782 | 3446-3470 | Low. Jurassic | 28734 | 2782 | 35747 | 4057 | 114930 | 585 | | 2300 | 189135 | | ER16 ff: +2 days free flow | 198240 | 203782 | 3446-3471 | Low. Jurassic | 31238 | 3108 | 37543 | 4209 | 123870 | 570 | | 2410 | 202948 | | ER17 ff: +1 day free flow | 198240 | 203782 | 3446-3472 | Low. Jurassic | 35041 | 3536 | 40254 | 4410 | 134463 | 497 | | 2475 | 220676 | | ER18 ff: +1 day free flow | 198240 | 203782 | 3325-3310 | Low. Jurassic | 30252 | 2802 | 36221 | 3946 | 123055 | 628 | | 2240 | 199144 | | ER25 ff: +3 days free flow | 198240 | 203782 | 3310-3325 | Low. Jurassic | 34052 | 3404 | 40273 | 4214 | 138715 | 384 | 27 | 3500 | 224569 | | DST bottom hole sample | 198240 | 203782 | 4915.0 | Up. Triassic | 33254 | 4532 | 59700 | 523 | 171570 | 140 | 587 | 15 | 270321 | | ER2 BHS +24 hrs circulation | 198240 | 203782 | 5000.0 | Up. Triassic | 11102 | 2398 | 54888 | 662 | 108814 | 240 | | 645 | 178749 |
| | Chemical analyses from adjacent source |
| | Mehola 5 1969/70 | 19690 | 19745 | 94.0 | Low. Cretaceous | 40.6 | 35.0 | 50.0 | 6.0 | 74.1 | 27.0 | 278 | 0.54 | 511 | | Mehola 5 1969/70 | 19690 | 19745 | 100.0 | Low. Cretaceous | 48.1 | 79.4 | 177 | 14.8 | 354 | 116 | 231 | 0.23 | 1021 | | Mehola 5 1969/70 | 19690 | 19745 | 182.0 | Low. Cretaceous | 176 | 85 | 499 | 20.7 | 1227 | 109 | 280 | 0.12 | 2397 | | Mehola 5 1969/70 | 19690 | 19745 | 200.0 | Low. Cretaceous | 288 | 168 | 1036 | 41.1 | 2466 | 213 | 165 | 0.02 | 4376 | | Mehola 5 1970/71 | 19690 | 19745 | 265.0 | Low. Cretaceous | 480 | 92 | 1228 | 42.4 | 2698 | 219 | 220 | 0.04 | 4980 | | Mehola 5 1970/71 | 19690 | 19745 | 265, pumping | Low. Cretaceous | 500 | 471 | 1058 | | 3692 | 88 | 258 | 0.04 | 6067 | | Hammam el Malih spring 1969/70 | 19432 | 19414 | Free flow | Up. Jur.-Low. Cret. | 269 | 101 | 652 | 50.6 | 1525 | 311 | 189 | 0.06 | 3097 | | Ein el Jamal 1969/70 | 19732 | 19270 | Free flow | Low. Cenomanian | 162 | 89.8 | 590 | 34.3 | 1244 | 275 | 165 | 0.06 | 2560 | | Argaman well 20-18/12A 1969/70 | 20231 | 18023 | Pumping | Up. Cenomanian | 204 | 80.2 | 370 | 29 | 945 | 79.2 | 268 | 0.14 | 1976 |
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ff = formation fluid; bb = ballast brine; DST = drill stem test; BHS = bottom hole sample; gwlevel = groundwater; bsl = below sea level; asl = above sea level.
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