League table
The hardest waters
389 waters ranked by hardness, the limestone league table.
Hardness sums calcium and magnesium as a CaCO₃ equivalent. It is the number kettles and espresso machines care about, and the chalky backbone you can taste. The gypsum-spring giants at the top are, quite literally, drinkable limestone.
| # | Water | Hardness | TDS |
|---|---|---|---|
| 1 | Donat Mg Slovenia · sparkling | 5065 mg/L CaCO₃ | 13197 |
| 2 | Acqua Santa di Chianciano Italy | 2480 mg/L CaCO₃ | 3433 |
| 3 | Vytautas Lithuania · sparkling | 2340 mg/L CaCO₃ | 7309 |
| 4 | Sulinka Slovakia · sparkling | 2056 mg/L CaCO₃ | 7481.7 |
| 5 | Salvator Slovakia · sparkling | 1865 mg/L CaCO₃ | 2282 |
| 6 | Hépar France | 1849 mg/L CaCO₃ | 2513 |
| 7 | Ensinger Sport Medium Germany · sparkling | 1816 mg/L CaCO₃ | 2583 |
| 8 | Ensinger Mineralwasser Germany | 1816 mg/L CaCO₃ | 2580 |
| 9 | Steinsieker Germany · sparkling | 1807 mg/L CaCO₃ | 2381 |
| 10 | Saint-Antonin France | 1776 mg/L CaCO₃ | 2440 |
| 11 | Gemerka Slovakia · sparkling | 1647 mg/L CaCO₃ | 2050 |
| 12 | Aqua Römer Medium Germany · sparkling | 1637 mg/L CaCO₃ | 2300 |
| 13 | Eptinger Switzerland | 1616 mg/L CaCO₃ | 2222 |
| 14 | Courmayeur Italy | 1608 mg/L CaCO₃ | 2058.5 |
| 15 | Alwa Germany | 1560 mg/L CaCO₃ | 2014 |
| 16 | Adelbodner Switzerland | 1558 mg/L CaCO₃ | 2137 |
| 17 | Velleminfroy France | 1539 mg/L CaCO₃ | 2420 |
| 18 | Narzan Russia · sparkling | 1478 mg/L CaCO₃ | 2500 |
| 19 | Contrex France | 1468 mg/L CaCO₃ | 2032 |
| 20 | Stelpes Latvia | 1468 mg/L CaCO₃ | 1950 |
| 21 | Rozana France · sparkling | 1393 mg/L CaCO₃ | 3022 |
| 22 | Nürburg Quelle Germany · sparkling | 1384 mg/L CaCO₃ | 3189 |
| 23 | Förstina Naturell Germany | 1382 mg/L CaCO₃ | 1684 |
| 24 | Santovka Slovakia · sparkling | 1376 mg/L CaCO₃ | 2410 |
| 25 | Valser Switzerland · sparkling | 1306 mg/L CaCO₃ | 1889 |
| 26 | Ben Haroun Algeria · sparkling | 1285 mg/L CaCO₃ | 2800 |
| 27 | Gerolsteiner Germany · sparkling | 1284 mg/L CaCO₃ | 2500 |
| 28 | Borsec Romania · sparkling | 1277 mg/L CaCO₃ | 1490 |
| 29 | Kryniczanka Poland · sparkling | 1236 mg/L CaCO₃ | 2207.68 |
| 30 | Carolinen Germany · sparkling | 1225 mg/L CaCO₃ | 1603 |
| 31 | Aproz Switzerland · sparkling | 1223 mg/L CaCO₃ | 1650 |
| 32 | Marzia Italy | 1188 mg/L CaCO₃ | 1372 |
| 33 | Heppinger Germany · sparkling | 1171 mg/L CaCO₃ | 2283 |
| 34 | Châteldon France · sparkling | 1154 mg/L CaCO₃ | 1882 |
| 35 | San Faustino Italy · sparkling | 1123 mg/L CaCO₃ | 1193 |
| 36 | Ferrarelle Italy · sparkling | 1100 mg/L CaCO₃ | 1300 |
| 37 | Bad Dürrheimer Classic Germany · sparkling | 1090 mg/L CaCO₃ | 1731 |
| 38 | Rosport Classic Luxembourg · sparkling | 1058 mg/L CaCO₃ | 1334 |
| 39 | Muszynianka Poland · sparkling | 1032 mg/L CaCO₃ | 1954 |
| 40 | Beypazarı Turkey · sparkling | 1013 mg/L CaCO₃ | 3323 |
| 41 | Rhodius Germany · sparkling | 962 mg/L CaCO₃ | 2160 |
| 42 | Bjni Armenia · sparkling | 954 mg/L CaCO₃ | 5700 |
| 43 | Slavyanovskaya Russia · sparkling | 950 mg/L CaCO₃ | 3500 |
| 44 | Sairme Georgia · sparkling | 945 mg/L CaCO₃ | 4000 |
| 45 | Kláštorná Kalcia Slovakia · sparkling | 942 mg/L CaCO₃ | 1769 |
| 46 | Manitou Springs Mineral Water USA · sparkling | 939 mg/L CaCO₃ | 1300 |
| 47 | Sirab Azerbaijan · sparkling | 938 mg/L CaCO₃ | 2400 |
| 48 | Staropolanka 2000 Poland · sparkling | 904 mg/L CaCO₃ | 2030 |
| 49 | Radenska Kraljevi vrelec Slovenia · sparkling | 885 mg/L CaCO₃ | 3000 |
| 50 | Mangaļi Latvia · sparkling | 883 mg/L CaCO₃ | 2000 |
| 51 | Gleichenberger Austria · sparkling | 883 mg/L CaCO₃ | 3340 |
| 52 | Juvina Austria · sparkling | 848 mg/L CaCO₃ | 2677.6 |
| 53 | Lete Italy · sparkling | 845 mg/L CaCO₃ | 878.41 |
| 54 | Tichė Lithuania | 842 mg/L CaCO₃ | 1378 |
| 55 | Sangemini Italy · sparkling | 835 mg/L CaCO₃ | 910 |
| 56 | Gura Căinarului Moldova · sparkling | 826 mg/L CaCO₃ | 2230 |
| 57 | Badoit France · sparkling | 815 mg/L CaCO₃ | 1200 |
| 58 | Balf Hungary | 803 mg/L CaCO₃ | 1869 |
| 59 | Rosport Viva Luxembourg | 800 mg/L CaCO₃ | 982 |
| 60 | Muszyna Skarb Życia Poland · sparkling | 800 mg/L CaCO₃ | 1560 |
| 61 | Sarajevski Kiseljak Bosnia and Herzegovina · sparkling | 796 mg/L CaCO₃ | 3142.6 |
| 62 | Arvie France · sparkling | 793 mg/L CaCO₃ | 2520 |
| 63 | Birutė Lithuania · sparkling | 789 mg/L CaCO₃ | 2700 |
| 64 | Magnesia Czech Republic | 773 mg/L CaCO₃ | 788 |
| 65 | Likani Georgia · sparkling | 773 mg/L CaCO₃ | 5750 |
| 66 | Vittel France | 768 mg/L CaCO₃ | 1084 |
| 67 | Bonneval France | 767 mg/L CaCO₃ | 1391 |
| 68 | Vernière France · sparkling | 763 mg/L CaCO₃ | 1226 |
| 69 | Mihalkovo Bulgaria · sparkling | 761 mg/L CaCO₃ | 2885 |
| 70 | Gize Canada | 753 mg/L CaCO₃ | 1170 |
| 71 | Rhäzünser Switzerland · sparkling | 752 mg/L CaCO₃ | 1830 |
| 72 | Saint-Alban France · sparkling | 747 mg/L CaCO₃ | 1367 |
| 73 | Uludağ Premium Turkey · sparkling | 736 mg/L CaCO₃ | 1952 |
| 74 | Piwniczanka Poland · sparkling | 736 mg/L CaCO₃ | 1716 |
| 75 | Wielka Pieniawa Poland | 725 mg/L CaCO₃ | 1315 |
| 76 | Apollinaris Classic Germany · sparkling | 705 mg/L CaCO₃ | 2760 |
| 77 | Rosbacher Naturell Germany | 688 mg/L CaCO₃ | 1235 |
| 78 | Souroti Greece · sparkling | 673 mg/L CaCO₃ | 1100 |
| 79 | Galicjanka Poland · sparkling | 664 mg/L CaCO₃ | 1567 |
| 80 | Poděbradka Czech Republic · sparkling | 647 mg/L CaCO₃ | 2052 |
| 81 | Passugger Switzerland · sparkling | 643 mg/L CaCO₃ | 1110 |
| 82 | Jermuk Armenia · sparkling | 632 mg/L CaCO₃ | 3620 |
| 83 | Hassia Sprudel Germany · sparkling | 627 mg/L CaCO₃ | 1578 |
| 84 | San Pellegrino Italy · sparkling | 626 mg/L CaCO₃ | 853 |
| 85 | Saint-Amand France | 624 mg/L CaCO₃ | 859 |
| 86 | Gaudianello Italy · sparkling | 622 mg/L CaCO₃ | 1183 |
| 87 | Essentuki No. 17 Russia · sparkling | 613 mg/L CaCO₃ | 12000 |
| 88 | Römerquelle Austria · sparkling | 593 mg/L CaCO₃ | 1000 |
| 89 | Ondrášovka Czech Republic · sparkling | 574 mg/L CaCO₃ | 724 |
| 90 | FrankenBrunnen Germany | 558 mg/L CaCO₃ | 631 |
| 91 | Budiš Slovakia · sparkling | 557 mg/L CaCO₃ | 1620 |
| 92 | Preblauer Austria · sparkling | 543 mg/L CaCO₃ | 3336 |
| 93 | Uliveto Italy · sparkling | 532 mg/L CaCO₃ | 729 |
| 94 | Orezza France · sparkling | 529 mg/L CaCO₃ | 516 |
| 95 | Arzni Armenia · sparkling | 528 mg/L CaCO₃ | 1900 |
| 96 | Dobra Voda North Macedonia · sparkling | 526 mg/L CaCO₃ | 1210 |
| 97 | Daylesford & Hepburn Australia · sparkling | 525 mg/L CaCO₃ | 1097 |
| 98 | Bílinská kyselka Czech Republic · sparkling | 515 mg/L CaCO₃ | 7357 |
| 99 | Peterquelle Austria · sparkling | 514 mg/L CaCO₃ | 1625 |
| 100 | Oulmès Morocco · sparkling | 498 mg/L CaCO₃ | 1421 |
| 101 | Saint-Géron France · sparkling | 495 mg/L CaCO₃ | 1158 |
| 102 | Nabeghlavi Georgia · sparkling | 493 mg/L CaCO₃ | 4700 |
| 103 | Knjaz Miloš Serbia · sparkling | 491 mg/L CaCO₃ | 1063 |
| 104 | Pelisterka North Macedonia · sparkling | 490 mg/L CaCO₃ | 1441 |
| 105 | Insalus Spain | 479 mg/L CaCO₃ | 634 |
| 106 | Peñaclara Spain | 470 mg/L CaCO₃ | 672 |
| 107 | Vöslauer Austria | 466 mg/L CaCO₃ | 709.93 |
| 108 | b'ui Mexico | 460 mg/L CaCO₃ | 920 |
| 109 | Boario Italy | 460 mg/L CaCO₃ | 566 |
| 110 | Swiss Alpina Switzerland · sparkling | 458 mg/L CaCO₃ | 649 |
| 111 | Jamnica Croatia · sparkling | 457 mg/L CaCO₃ | 3613 |
| 112 | Cristalp Switzerland | 451 mg/L CaCO₃ | 718 |
| 113 | Selters Classic Germany · sparkling | 435 mg/L CaCO₃ | 1540 |
| 114 | La Salvetat France · sparkling | 430 mg/L CaCO₃ | 560 |
| 115 | Vimeiro Original Portugal | 421 mg/L CaCO₃ | 1012 |
| 116 | Châteauneuf France · sparkling | 418 mg/L CaCO₃ | 2586 |
| 117 | Nessel France · sparkling | 415 mg/L CaCO₃ | 985 |
| 118 | Istisu Azerbaijan · sparkling | 413 mg/L CaCO₃ | 5500 |
| 119 | Galvanina Italy | 407 mg/L CaCO₃ | 514.5 |
| 120 | Perla Harghitei Romania · sparkling | 394 mg/L CaCO₃ | 635 |
| 121 | Perrier France · sparkling | 391 mg/L CaCO₃ | 475 |
| 122 | Ishka Ireland | 390 mg/L CaCO₃ | 535 |
| 123 | Ishka Sparkling Ireland · sparkling | 390 mg/L CaCO₃ | 535 |
| 124 | Cisowianka Poland | 384 mg/L CaCO₃ | 555 |
| 125 | Ostromecko Poland | 384 mg/L CaCO₃ | 630 |
| 126 | Nałęczowianka Poland | 377 mg/L CaCO₃ | 650 |
| 127 | Saida Algeria | 370 mg/L CaCO₃ | 478 |
| 128 | NaturAqua Hungary | 369 mg/L CaCO₃ | 627 |
| 129 | Fonte Vivia Italy · sparkling | 365 mg/L CaCO₃ | 566 |
| 130 | Adelholzener St. Primus Naturell Germany | 365 mg/L CaCO₃ | 359 |
| 131 | Ifri Algeria | 364 mg/L CaCO₃ | 550 |
| 132 | Crazy Water No. 4 USA | 358 mg/L CaCO₃ | 2450 |
| 133 | Sierra de Cazorla Spain | 354 mg/L CaCO₃ | 434 |
| 134 | Aïn Soltane Morocco | 351 mg/L CaCO₃ | 331 |
| 135 | Aquadeus Spain | 348 mg/L CaCO₃ | 307 |
| 136 | Teinacher Classic Germany · sparkling | 347 mg/L CaCO₃ | 563 |
| 137 | Água Castello Portugal · sparkling | 347 mg/L CaCO₃ | 640 |
| 138 | Cerelia Italy | 346 mg/L CaCO₃ | 378 |
| 139 | Egeria Italy · sparkling | 346 mg/L CaCO₃ | 646 |
| 140 | Topo Chico Mexico · sparkling | 344 mg/L CaCO₃ | 630 |
| 141 | Watermarket United Kingdom | 341 mg/L CaCO₃ | 403 |
| 142 | Henniez Switzerland | 340 mg/L CaCO₃ | 571 |
| 143 | Essentuki No. 4 Russia · sparkling | 340 mg/L CaCO₃ | 8500 |
| 144 | Knutwiler Switzerland · sparkling | 338 mg/L CaCO₃ | 566 |
| 145 | St. Leonhards Quelle Germany | 337 mg/L CaCO₃ | 368 |
| 146 | Dana Slovenia | 337 mg/L CaCO₃ | 336 |
| 147 | Sidi Harazem Morocco | 335 mg/L CaCO₃ | 840 |
| 148 | Loutraki Greece | 335 mg/L CaCO₃ | 536.36 |
| 149 | Acqua Claudia Italy · sparkling | 333 mg/L CaCO₃ | 656 |
| 150 | Aïn Ifrane Morocco | 332 mg/L CaCO₃ | 397 |
| 151 | Borjomi Georgia · sparkling | 330 mg/L CaCO₃ | 3900 |
| 152 | Ballygowan Ireland | 330 mg/L CaCO₃ | 582 |
| 153 | Ballygowan Sparkling Ireland · sparkling | 330 mg/L CaCO₃ | 582 |
| 154 | Adldorfer Naturell Germany | 325 mg/L CaCO₃ | 550 |
| 155 | Hermis Lithuania | 325 mg/L CaCO₃ | 1355 |
| 156 | Studena Croatia | 317 mg/L CaCO₃ | 561 |
| 157 | Bad Reichenhaller Mineralwasser Still Germany | 317 mg/L CaCO₃ | 377 |
| 158 | Allegra Switzerland | 317 mg/L CaCO₃ | 544 |
| 159 | Arkina Switzerland | 315 mg/L CaCO₃ | 520 |
| 160 | Fuente Primavera Spain | 315 mg/L CaCO₃ | 393 |
| 161 | Acqua di Nepi Italy · sparkling | 314 mg/L CaCO₃ | 526 |
| 162 | Venden Latvia | 313 mg/L CaCO₃ | 360 |
| 163 | Elmer Mineral Switzerland | 312 mg/L CaCO₃ | 474 |
| 164 | Mattoni Czech Republic · sparkling | 311 mg/L CaCO₃ | 962 |
| 165 | Kondrauer Germany | 310 mg/L CaCO₃ | 616 |
| 166 | Jurajska Poland | 310 mg/L CaCO₃ | 540.8 |
| 167 | Ustronianka Poland | 305 mg/L CaCO₃ | 514 |
| 168 | Evian France | 304 mg/L CaCO₃ | 357 |
| 169 | Aïn Saïss Morocco | 301 mg/L CaCO₃ | 350 |
| 170 | Aigua de Sant Aniol Spain | 300 mg/L CaCO₃ | 304 |
| 171 | Vichy Célestins France · sparkling | 298 mg/L CaCO₃ | 3325 |
| 172 | Absopure USA | 297 mg/L CaCO₃ | 320 |
| 173 | Rajec Slovakia | 295 mg/L CaCO₃ | 316 |
| 174 | Thonon France | 294 mg/L CaCO₃ | 267 |
| 175 | Zala Slovenia | 293 mg/L CaCO₃ | 278 |
| 176 | Voda Vrnjci Serbia | 291 mg/L CaCO₃ | 441 |
| 177 | Villavicencio Argentina | 290 mg/L CaCO₃ | 554 |
| 178 | Jana Croatia | 288 mg/L CaCO₃ | 480 |
| 179 | Lipički Studenac Croatia · sparkling | 287 mg/L CaCO₃ | 512 |
| 180 | Kinga Pienińska Poland | 287 mg/L CaCO₃ | 537 |
| 181 | Deep RiverRock United Kingdom | 284 mg/L CaCO₃ | 336 |
| 182 | Pierval France | 276 mg/L CaCO₃ | 310 |
| 183 | Peterstaler Germany · sparkling | 275 mg/L CaCO₃ | 610 |
| 184 | Waldquelle Austria | 274 mg/L CaCO₃ | 452 |
| 185 | Krumbach Germany | 272 mg/L CaCO₃ | 283 |
| 186 | Aqua Viva Serbia | 272 mg/L CaCO₃ | 305 |
| 187 | Saint-Yorre France · sparkling | 269 mg/L CaCO₃ | 4774 |
| 188 | Beloka Water Australia | 268 mg/L CaCO₃ | 587 |
| 189 | Cristaline France | 267 mg/L CaCO₃ | 455 |
| 190 | Abbey Well United Kingdom | 267 mg/L CaCO₃ | 400 |
| 191 | Chiltern Hills United Kingdom | 266 mg/L CaCO₃ | 289 |
| 192 | Vidago Portugal · sparkling | 264 mg/L CaCO₃ | 2816 |
| 193 | Carola France | 263 mg/L CaCO₃ | 665 |
| 194 | Vikos Greece | 259 mg/L CaCO₃ | 300 |
| 195 | Solán de Cabras Spain | 257 mg/L CaCO₃ | 278 |
| 196 | Ice Mountain USA | 256 mg/L CaCO₃ | 260 |
| 197 | Ein Gedi Israel | 255 mg/L CaCO₃ | 366 |
| 198 | Szentkiralyi Hungary | 254 mg/L CaCO₃ | 517 |
| 199 | Sainte-Marguerite France · sparkling | 251 mg/L CaCO₃ | 936 |
| 200 | Korpi Greece | 251 mg/L CaCO₃ | 309 |
| 201 | Agua de Solares Spain | 250 mg/L CaCO₃ | 372 |
| 202 | San Benedetto Italy | 249 mg/L CaCO₃ | 265 |
| 203 | Santa Maria Italy | 248 mg/L CaCO₃ | 370 |
| 204 | Strathmore United Kingdom | 248 mg/L CaCO₃ | 453 |
| 205 | Strathmore Sparkling United Kingdom · sparkling | 248 mg/L CaCO₃ | 453 |
| 206 | Agua de Benassal Spain | 248 mg/L CaCO₃ | 270 |
| 207 | VODAVODA Serbia | 246 mg/L CaCO₃ | 286 |
| 208 | Vitinka Bosnia and Herzegovina | 245 mg/L CaCO₃ | 257 |
| 209 | aqua alpina Austria | 244 mg/L CaCO₃ | 413 |
| 210 | Aquabona Spain | 242 mg/L CaCO₃ | 271 |
| 211 | South Downs United Kingdom | 237 mg/L CaCO₃ | 231 |
| 212 | Fuente Liviana Spain | 236 mg/L CaCO₃ | 251 |
| 213 | Kildevæld Denmark | 235 mg/L CaCO₃ | 324 |
| 214 | Chaudfontaine Naturelle Belgium | 235 mg/L CaCO₃ | 385 |
| 215 | Nocera Umbra Sorgente Angelica Italy | 235 mg/L CaCO₃ | 280 |
| 216 | Bad Pyrmonter Germany | 231 mg/L CaCO₃ | 233 |
| 217 | Tipperary Ireland | 230 mg/L CaCO₃ | 346 |
| 218 | Korunní Czech Republic · sparkling | 230 mg/L CaCO₃ | 451 |
| 219 | Margon Germany · sparkling | 223 mg/L CaCO₃ | 338 |
| 220 | Lichtenauer Mineralwasser Pur Germany | 221 mg/L CaCO₃ | 362 |
| 221 | Cutolo Rionero Italy · sparkling | 220 mg/L CaCO₃ | 517 |
| 222 | Harrogate Spring Sparkling United Kingdom · sparkling | 219 mg/L CaCO₃ | 242 |
| 223 | Kerry Spring Sparkling Ireland · sparkling | 217 mg/L CaCO₃ | 284 |
| 224 | Zagori Greece | 216 mg/L CaCO₃ | 239.6 |
| 225 | Himalayan India | 215 mg/L CaCO₃ | 239 |
| 226 | Agua de Cuevas Spain | 215 mg/L CaCO₃ | 208 |
| 227 | Buxton United Kingdom | 214 mg/L CaCO₃ | 280 |
| 228 | Chiarella Italy | 214 mg/L CaCO₃ | 235 |
| 229 | Buxton Sparkling United Kingdom · sparkling | 214 mg/L CaCO₃ | 280 |
| 230 | Heba Strong Serbia · sparkling | 212 mg/L CaCO₃ | 3057 |
| 231 | Naya Canada | 211 mg/L CaCO₃ | 250 |
| 232 | Pineo Spain | 211 mg/L CaCO₃ | 223 |
| 233 | Darida Belarus · sparkling | 209 mg/L CaCO₃ | 3450 |
| 234 | Kllokoti Kosovo · sparkling | 209 mg/L CaCO₃ | 812 |
| 235 | Vilas del Turbón Spain | 205 mg/L CaCO₃ | 197 |
| 236 | Agua de Fuensanta Spain | 203 mg/L CaCO₃ | 265 |
| 237 | Brecon Carreg United Kingdom | 198 mg/L CaCO₃ | 210 |
| 238 | Rheinsberger Preussen Quelle Still Germany | 196 mg/L CaCO₃ | 367 |
| 239 | Mountain Valley Spring Water USA | 196 mg/L CaCO₃ | 220 |
| 240 | Mountain Valley Sparkling USA · sparkling | 196 mg/L CaCO₃ | 220 |
| 241 | Farris Norway · sparkling | 194 mg/L CaCO₃ | 1400 |
| 242 | Tipperary Sparkling Ireland · sparkling | 193 mg/L CaCO₃ | 272 |
| 243 | Steirerquell Austria · sparkling | 191 mg/L CaCO₃ | 375 |
| 244 | Kızılay Maden Suyu Turkey · sparkling | 190 mg/L CaCO₃ | 3480 |
| 245 | RhönSprudel Naturell Germany | 188 mg/L CaCO₃ | 211 |
| 246 | Belu Sparkling United Kingdom · sparkling | 185 mg/L CaCO₃ | 274.4 |
| 247 | Aura Thailand | 185 mg/L CaCO₃ | 242 |
| 248 | Kropla Beskidu Poland | 181 mg/L CaCO₃ | 333.2 |
| 249 | Vellamo Finland | 180 mg/L CaCO₃ | 519 |
| 250 | Ogeu France | 179 mg/L CaCO₃ | 250 |
| 251 | Veri Spain | 178 mg/L CaCO₃ | 203 |
| 252 | Valvert Belgium | 177 mg/L CaCO₃ | 201 |
| 253 | Proud Source USA | 173 mg/L CaCO₃ | 220 |
| 254 | Vedica India | 170 mg/L CaCO₃ | 235 |
| 255 | Chortoq Uzbekistan · sparkling | 169 mg/L CaCO₃ | 356 |
| 256 | Wekiva Springs USA | 169 mg/L CaCO₃ | 198 |
| 257 | Fürst Bismarck Germany · sparkling | 168 mg/L CaCO₃ | 198 |
| 258 | Morrisons Sparkling United Kingdom · sparkling | 167 mg/L CaCO₃ | 267 |
| 259 | Harrogate Spring United Kingdom | 167 mg/L CaCO₃ | 278 |
| 260 | Zephyrhills USA | 166 mg/L CaCO₃ | 205 |
| 261 | Capi Australia · sparkling | 166 mg/L CaCO₃ | 363 |
| 262 | Morrisons Pennine Vale United Kingdom · sparkling | 164 mg/L CaCO₃ | 417 |
| 263 | Source Tangui Cameroon | 164 mg/L CaCO₃ | 284 |
| 264 | Avra Greece | 163 mg/L CaCO₃ | 194 |
| 265 | Lalla Khedidja Algeria | 161 mg/L CaCO₃ | 187 |
| 266 | Rocchetta Naturale Italy | 156 mg/L CaCO₃ | 175.9 |
| 267 | Sabrine Tunisia | 156 mg/L CaCO₃ | 303 |
| 268 | Aqua Pura United Kingdom | 152 mg/L CaCO₃ | 220 |
| 269 | Recoaro Italy | 150 mg/L CaCO₃ | 153.7 |
| 270 | Bar-le-Duc Netherlands | 150 mg/L CaCO₃ | 230 |
| 271 | Font Vella Spain | 150 mg/L CaCO₃ | 190 |
| 272 | ViO Germany | 149 mg/L CaCO₃ | 186 |
| 273 | Akvilė Lithuania | 147 mg/L CaCO₃ | 150 |
| 274 | Sourcy Netherlands | 147 mg/L CaCO₃ | 260 |
| 275 | Christinen Germany | 147 mg/L CaCO₃ | 855 |
| 276 | Bonaqua Naturell Norway · sparkling | 145 mg/L CaCO₃ | 252 |
| 277 | Ouro Fino Brazil | 143 mg/L CaCO₃ | 133 |
| 278 | Highland Spring Sparkling United Kingdom · sparkling | 142 mg/L CaCO₃ | 170 |
| 279 | Highland Spring United Kingdom | 141 mg/L CaCO₃ | 160 |
| 280 | Mei Eden Israel | 141 mg/L CaCO₃ | 244 |
| 281 | Acqua Vera Italy | 141 mg/L CaCO₃ | 162 |
| 282 | Vals France · sparkling | 139 mg/L CaCO₃ | 1305 |
| 283 | Kirene Senegal | 136 mg/L CaCO₃ | 163 |
| 284 | Wattwiller France | 132 mg/L CaCO₃ | 155 |
| 285 | Vilsa Germany | 132 mg/L CaCO₃ | 179 |
| 286 | Neptūnas Lithuania | 131 mg/L CaCO₃ | 136 |
| 287 | Bru Belgium · sparkling | 129 mg/L CaCO₃ | 160 |
| 288 | Fonte Lonera Staro Italy | 129 mg/L CaCO₃ | 128 |
| 289 | Campilho Portugal · sparkling | 128 mg/L CaCO₃ | 1200 |
| 290 | Plancoët France | 127 mg/L CaCO₃ | 257 |
| 291 | Sandalia Italy | 126 mg/L CaCO₃ | 1463.2 |
| 292 | TAU United Kingdom | 125 mg/L CaCO₃ | 208 |
| 293 | Zaros Greece | 123 mg/L CaCO₃ | 150 |
| 294 | Theoni Greece | 121 mg/L CaCO₃ | 150 |
| 295 | Acqua Dolomia Italy | 119 mg/L CaCO₃ | 121 |
| 296 | Überkinger Germany · sparkling | 115 mg/L CaCO₃ | 3086 |
| 297 | Arrowhead USA | 112 mg/L CaCO₃ | 145 |
| 298 | São Lourenço Brazil · sparkling | 111 mg/L CaCO₃ | 295 |
| 299 | Acqua Panna Italy | 106 mg/L CaCO₃ | 188 |
| 300 | Fiji Fiji | 104 mg/L CaCO₃ | 230 |
| 301 | Deer Park USA | 104 mg/L CaCO₃ | 125 |
| 302 | Ty Nant United Kingdom | 102 mg/L CaCO₃ | 165 |
| 303 | Aqua d'Or Denmark | 102 mg/L CaCO₃ | 150 |
| 304 | Tŷ Nant Sparkling United Kingdom · sparkling | 102 mg/L CaCO₃ | 165 |
| 305 | Sorgenti Monte Bianco Italy | 101 mg/L CaCO₃ | 123.1 |
| 306 | Tollagården Sweden | 99 mg/L CaCO₃ | 131 |
| 307 | Magma de Cabreiroá Spain · sparkling | 98 mg/L CaCO₃ | 1600 |
| 308 | Liquid Death USA | 98 mg/L CaCO₃ | 120 |
| 309 | Aïn Atlas Morocco | 97 mg/L CaCO₃ | 217 |
| 310 | Aava India | 97 mg/L CaCO₃ | 280 |
| 311 | Viladrau Spain | 96 mg/L CaCO₃ | 139 |
| 312 | Indaiá Brazil | 92 mg/L CaCO₃ | 65.28 |
| 313 | Saka Turkey | 90 mg/L CaCO₃ | 179 |
| 314 | Fiuggi Italy | 86 mg/L CaCO₃ | 142 |
| 315 | Minalba Brazil | 86 mg/L CaCO₃ | 110 |
| 316 | Åre Sweden | 85 mg/L CaCO₃ | 110 |
| 317 | Saskia Germany | 85 mg/L CaCO₃ | 168 |
| 318 | Masafi United Arab Emirates | 85 mg/L CaCO₃ | 150 |
| 319 | Abatilles France | 84 mg/L CaCO₃ | 354 |
| 320 | Gasteiner Austria | 83 mg/L CaCO₃ | 206 |
| 321 | Vitale Cameroon | 83 mg/L CaCO₃ | 99 |
| 322 | Neblina H2O Colombia | 81 mg/L CaCO₃ | 154 |
| 323 | Bad Brambacher Germany · sparkling | 80 mg/L CaCO₃ | 147 |
| 324 | Maniva Italy | 79 mg/L CaCO₃ | 99 |
| 325 | Chippewa Springs USA | 78 mg/L CaCO₃ | 180 |
| 326 | Lindóya Verão Brazil | 72 mg/L CaCO₃ | 154 |
| 327 | Luchon France | 70 mg/L CaCO₃ | 83 |
| 328 | Blue Republic South Africa | 70 mg/L CaCO₃ | 116 |
| 329 | Baraka Egypt | 67 mg/L CaCO₃ | 123 |
| 330 | Sidi Ali Morocco | 66 mg/L CaCO₃ | 186 |
| 331 | O'Tahiti French Polynesia | 65 mg/L CaCO₃ | 206 |
| 332 | Sorgente Tione Italy | 64 mg/L CaCO₃ | 180 |
| 333 | Vital Chile | 63 mg/L CaCO₃ | 133 |
| 334 | Bambito Panama | 63 mg/L CaCO₃ | 170 |
| 335 | Smeraldina Italy | 62 mg/L CaCO₃ | 155 |
| 336 | Llanllyr Source United Kingdom | 62 mg/L CaCO₃ | 111 |
| 337 | Volvic France | 61 mg/L CaCO₃ | 109 |
| 338 | Levissima Italy | 60 mg/L CaCO₃ | 82 |
| 339 | JUST Water USA | 60 mg/L CaCO₃ | 81 |
| 340 | Vichy Catalan Spain · sparkling | 59 mg/L CaCO₃ | 2900 |
| 341 | Palomar Mountain Spring Water USA | 57 mg/L CaCO₃ | 130 |
| 342 | Bad Liebenwerda Germany · sparkling | 53 mg/L CaCO₃ | 92 |
| 343 | Crystal Geyser USA | 50 mg/L CaCO₃ | 130 |
| 344 | Jirisansoo South Korea | 50 mg/L CaCO₃ | 84 |
| 345 | Siwa Egypt | 49 mg/L CaCO₃ | 190 |
| 346 | Cape Karoo South Africa | 46 mg/L CaCO₃ | 190 |
| 347 | Norda Italy | 44 mg/L CaCO₃ | 62 |
| 348 | Oslo Tap Norway | 42 mg/L CaCO₃ | 55 |
| 349 | Ashbeck United Kingdom | 42 mg/L CaCO₃ | 85 |
| 350 | Mondariz Spain | 41 mg/L CaCO₃ | 177 |
| 351 | Indian Springs USA | 39 mg/L CaCO₃ | 148 |
| 352 | Caxambu Brazil · sparkling | 37 mg/L CaCO₃ | 87 |
| 353 | Bucovina Romania | 33 mg/L CaCO₃ | 72 |
| 354 | Prata Brazil | 30 mg/L CaCO₃ | 60.3 |
| 355 | San Bernardo Italy | 29 mg/L CaCO₃ | 34.9 |
| 356 | Gloria Patri Portugal | 29 mg/L CaCO₃ | 210 |
| 357 | Thunderbird Spirit Water Canada | 29 mg/L CaCO₃ | 44 |
| 358 | Imsdal Norway | 28 mg/L CaCO₃ | 55 |
| 359 | Black Forest Still Germany | 27 mg/L CaCO₃ | 46 |
| 360 | Whistler Water Canada | 27 mg/L CaCO₃ | 36 |
| 361 | Rosa Serbia | 27 mg/L CaCO₃ | 52 |
| 362 | Poland Spring USA | 26 mg/L CaCO₃ | 50 |
| 363 | Bahia Morocco | 25 mg/L CaCO₃ | 90 |
| 364 | Levico Italy | 24 mg/L CaCO₃ | 38 |
| 365 | Icelandic Glacial Iceland | 23 mg/L CaCO₃ | 72 |
| 366 | Geraci Italy | 23 mg/L CaCO₃ | 63 |
| 367 | Saratoga USA | 23 mg/L CaCO₃ | 37 |
| 368 | Summit Spring USA | 22 mg/L CaCO₃ | 59 |
| 369 | Poland Spring Sparkling USA · sparkling | 22 mg/L CaCO₃ | 52 |
| 370 | Surgiva Italy | 22 mg/L CaCO₃ | 33 |
| 371 | Sorgente Alba Italy | 21 mg/L CaCO₃ | 30 |
| 372 | Crystal Brazil | 21 mg/L CaCO₃ | 78.53 |
| 373 | Isklar Norway | 21 mg/L CaCO₃ | 39 |
| 374 | Ozarka USA | 19 mg/L CaCO₃ | 86.5 |
| 375 | Naturágua Brazil | 18 mg/L CaCO₃ | 210.18 |
| 376 | aQuellé South Africa | 18 mg/L CaCO₃ | 71 |
| 377 | Healsi Portugal | 17 mg/L CaCO₃ | 183 |
| 378 | Spa Reine Belgium | 16 mg/L CaCO₃ | 33 |
| 379 | Antipodes New Zealand | 16 mg/L CaCO₃ | 130 |
| 380 | Iceland Spring Iceland | 14 mg/L CaCO₃ | 48 |
| 381 | Ramlösa Sweden · sparkling | 12 mg/L CaCO₃ | 760 |
| 382 | Lurisia Italy | 12 mg/L CaCO₃ | 38 |
| 383 | Montcalm France | 10 mg/L CaCO₃ | 32 |
| 384 | Voss Norway | 9 mg/L CaCO₃ | 44 |
| 385 | Luso Portugal | 9 mg/L CaCO₃ | 49 |
| 386 | Puyehue Chile | 7 mg/L CaCO₃ | 218 |
| 387 | Asem-Ai Saryagash Kazakhstan | 5 mg/L CaCO₃ | 800 |
| 388 | Caldas de Monchique Portugal | 3 mg/L CaCO₃ | 350 |
| 389 | FOZ Brazil | 1 mg/L CaCO₃ | 314 |