1789:
52:
112:
82:
796:
294:
119:
89:
376:. The Shagan river was channeled to fill the newly created crater until 1965. A few years later, a dam was built on the left bank of the river to control the water level in the reservoir that formed to the south. The reservoir still exists today, unchanged since the explosion. It is used to provide water for local cattle.
408:
program. A 140 kiloton device was placed in a 178-metre-deep (584 ft) hole in the dry bed at the confluence of the Shagan and
Ashchysu rivers. The blast created a circular crater 400 m (1,300 ft) across and 100 m (330 ft) deep with a lip height of 20 to 38 m (66 to
691:
417:). The crater lake's volume is approximately 10 million m (350 million cu ft). To the south, the rim of the crater holds back the waters of a two-lobed reservoir.
692:
Current
Concentration of Artificial Radionuclides and Estimated Radiation Doses from Cs-137 around the Chernobyl Nuclear Power Plant, the Semipalatinsk Nuclear Testing Site, and in Nagasaki
600:
60:
of lake Shagan (center), with the round nuclear pothole at the top and the reservoir formed in the floodplain of the Shagan (left) and
Ashchysu (bottom) rivers. Lake
1830:
784:
405:
1849:
762:
409:
125 ft). The crater was filled shortly after the nuclear blast by the water of the rivers and it is often referred to as "Atomic Lake" (
148:
1854:
1869:
1713:
1293:
1864:
1823:
1373:
777:
111:
1708:
1378:
943:
425:
420:
It was estimated that some 20% of the radioactive products from the Chagan test escaped the blast zone, and were detected over
1738:
344:. Formed by a nuclear test explosion in 1965, it is part of the Balapan complex, one of the main tourist attractions of the
1743:
1403:
498:
81:
1816:
1733:
1368:
1288:
770:
1728:
1718:
1568:
1363:
800:
1859:
1598:
1413:
1283:
948:
1603:
1593:
1563:
1468:
1383:
1138:
1123:
668:
644:
1678:
938:
448:
1788:
1723:
1463:
345:
51:
472:
1128:
711:
1578:
1323:
1143:
395:
385:
298:
192:
755:
553:
484:
466:
1408:
1118:
333:
65:
28:
1513:
1233:
747:
180:
516:
457:
visits and swims in Lake Chagan, and eats a fish from the lake, during his tour of
Kazakhstan.
1698:
1228:
1223:
1093:
373:
1800:
435:
in the water. Locals fish in the lake, despite warnings by authorities that it is hazardous.
1768:
1693:
1438:
1433:
1013:
953:
876:
561:
321:
61:
1638:
1203:
1178:
1078:
1063:
1058:
1008:
988:
973:
913:
410:
365:
309:
199:
431:
The water continues to be radioactive – about 100 times more than the permitted level of
557:
1758:
1643:
1633:
1613:
1308:
1298:
1183:
1173:
1103:
1018:
933:
886:
881:
207:
1843:
1618:
1448:
1358:
1313:
968:
928:
908:
866:
826:
478:
454:
424:. This infuriated the United States for violating the provisions of the October 1963
1683:
1673:
1628:
1478:
1423:
1303:
1198:
1163:
1148:
1043:
1023:
1003:
816:
589:
432:
399:
578:
1668:
1663:
1623:
1553:
1543:
1498:
1473:
1398:
1338:
1213:
1168:
1053:
1048:
998:
898:
861:
846:
811:
540:
Ayunov, D. E.; et al. (July 2017). "Present thermal regime of Lake Atomic (
505:
337:
272:
481:– a natural lake highly contaminated by the dumping of high-level nuclear waste
1796:
1608:
1458:
1428:
1418:
1343:
1333:
1208:
1098:
1088:
1028:
856:
851:
821:
795:
736:
612:
565:
364:, formerly Semipalatinsk. The lake lies to the north of the confluence of the
341:
293:
213:
57:
163:
150:
1763:
1748:
1688:
1533:
1523:
1518:
1483:
1453:
1443:
1348:
1263:
1218:
1108:
1083:
923:
903:
841:
504:. Lawrence Livermore National Laboratory. September 1, 2000. Archived from
17:
1703:
1588:
1573:
1528:
1508:
1493:
1488:
1353:
1328:
1278:
1273:
1248:
1243:
1238:
1193:
1158:
1113:
1038:
871:
1753:
1548:
1503:
1268:
1253:
1188:
1133:
1073:
1068:
1033:
978:
963:
958:
893:
444:
181:
193:
1653:
1648:
1388:
1318:
1258:
993:
836:
737:"A documentary that visits the lake at around the 1 minute mark"
632:
369:
357:
277:
703:
1658:
1583:
1558:
1538:
983:
831:
421:
361:
292:
1153:
918:
487:– a body of water normally formed by volcanic or meteoric events
329:
766:
669:"Lake Chagan, The Atomic Lake Filled With Radioactive Water"
645:"Lake Chagan, The Atomic Lake Filled With Radioactive Water"
499:"On the Soviet program for peaceful uses of nuclear weapons"
633:
The Soviet program for peaceful uses of nuclear explosions
356:
The lake lies 90 km (56 mi) to the south of the
34:
Man-made lake in
Kazakhstan created by a 1965 nuclear test
398:
on
January 15, 1965, which was conducted as part of the
1804:
475:– a proposed canal project involving nuclear excavation
360:
and about 110 km (68 mi) to the southwest of
283:
271:
263:
255:
247:
239:
231:
223:
219:
206:
191:
179:
140:
39:
601:Former Semipalatinsk nuclear test site - Tourism
267:0.0191 cubic kilometers (0.0046 cu mi)
141:
1824:
778:
390:The lake was formed in the area known as the
8:
535:
533:
406:Nuclear Explosions for the National Economy
372:basin, and its tributary the north-flowing
297:Location of the Balapan Complex within the
1831:
1817:
785:
771:
763:
36:
529:
704:"Семейдегі «Атом көлі» қараусыз жатыр"
613:"M-44 Topographic Chart (in Russian)"
235:0.38 km (0.24 mi) (pothole)
227:0.45 km (0.28 mi) (pothole)
7:
1785:
1783:
453:(season 1 episode 4, "The Stans"),
1803:. You can help Knowledge (XXG) by
469:– an American cratering detonation
428:, which banned atmospheric tests.
27:For the lake in Jilin, China, see
25:
243:5.2 km (2.0 sq mi)
1787:
794:
750:from the original on 2021-12-13.
117:
110:
87:
80:
50:
714:from the original on 2021-12-17
517:"On the Soviet nuclear program"
282:
270:
262:
254:
246:
238:
230:
222:
1850:Artificial lakes of Kazakhstan
546:Russian Geology and Geophysics
118:
88:
1:
1855:Peaceful nuclear explosions
259:ca 100 m (330 ft)
1886:
1870:Kazakhstan geography stubs
1782:
949:Balyktykol (Karasor Basin)
383:
287:315 m (1,033 ft)
26:
1384:Saumalkol (Karasor Basin)
1374:Saumalkol (Bukhar-Zhyrau)
807:
710:(in Kazakh). 2021-08-17.
566:10.1016/j.rgg.2017.06.009
414:
325:
313:
74:
49:
44:
1865:Geography of Abai Region
758:– via Google Maps.
1379:Saumalkol (N Karkaraly)
542:Semipalatinsk test site
426:Limited Test Ban Treaty
346:Semipalatinsk Test Site
251:49 m (161 ft)
1799:location article is a
1739:Zhamantuz (Ualikhanov)
1294:Lower Turgay and Irgiz
1129:Karakol (Shalkarteniz)
521:Nuclear Weapon Archive
447:'s documentary series
302:
101:Show map of Kazakhstan
1744:Zhamantuz (Zhangeldi)
673:www.amusingplanet.com
649:www.amusingplanet.com
386:Chagan (nuclear test)
299:Semipalatinsk Polygon
296:
164:49.93528°N 79.00833°E
68:, in the upper right.
1734:Zhamantuz (Taiynsha)
1369:Saumalkol (Bayanaul)
485:Volcanic crater lake
467:Sedan (nuclear test)
1729:Zhamantuz (Shalkar)
1719:Zhamantuz (Aktogay)
1714:Zhamantuz (Aksu CA)
1409:Shalkar (Kokshetau)
1364:Saumalkol (Aiyrtau)
1289:Kyzyltuz (Zhelezin)
1139:Karasor (Ekibastuz)
1119:Karakol (Chu basin)
944:Balyktykol (Akmola)
801:Lakes of Kazakhstan
579:Trip on lake Atomic
558:2017RuGG...58..864A
396:Chagan nuclear test
334:Zhanasemey District
273:Residence time
187:Shagan and Ashchysu
160: /
29:Chagan Lake (China)
1709:Zhamantuz (Akmola)
1569:Teniz, Yereymentau
1469:Shoshkaly (Akmola)
1144:Karasor (Pavlodar)
473:Pechora–Kama Canal
303:
169:49.93528; 79.00833
1860:Explosion craters
1812:
1811:
1777:
1776:
1679:Zhaksy-Zhalgyztau
1604:Tuzkol (Pavlodar)
1599:Tuzkol (Kostanay)
1414:Shalkar (Terekti)
1284:Kyzyltuz (Akkuly)
1124:Karakol (Shalkar)
939:Balyktykol (Abai)
756:"Lake Chagan map"
291:
290:
284:Surface elevation
69:
16:(Redirected from
1877:
1833:
1826:
1819:
1791:
1784:
1564:Teniz, Mendykara
1464:Shoshkaly (Abai)
877:Barsakelmes Lake
799:
798:
787:
780:
773:
764:
759:
751:
746:. Russia Today.
741:
723:
722:
720:
719:
700:
694:
689:
683:
682:
680:
679:
665:
659:
658:
656:
655:
641:
635:
630:
624:
623:
621:
619:
609:
603:
598:
592:
587:
581:
576:
570:
569:
537:
524:
512:
510:
503:
416:
404:
327:
315:
195:
194:Primary outflows
183:
175:
174:
172:
171:
170:
165:
161:
158:
157:
156:
153:
143:
132:
131:Show map of Asia
121:
120:
114:
102:
91:
90:
84:
56:
54:
37:
21:
1885:
1884:
1880:
1879:
1878:
1876:
1875:
1874:
1840:
1839:
1838:
1837:
1780:
1778:
1773:
1724:Zhamantuz (May)
1639:Ulken Tobylzhan
1594:Tuzkol (Almaty)
1324:Maysor (Irtysh)
1204:Kokshetau Lakes
1179:Kishi Tobylzhan
1064:Kak (Ulken Kak)
1059:Kak (Kishi Kak)
1009:Buralkynyn Tuzy
803:
793:
791:
754:
739:
735:
732:
727:
726:
717:
715:
702:
701:
697:
690:
686:
677:
675:
667:
666:
662:
653:
651:
643:
642:
638:
631:
627:
617:
615:
611:
610:
606:
599:
595:
588:
584:
577:
573:
539:
538:
531:
515:
508:
501:
497:
494:
463:
441:
402:
392:Balapan Complex
388:
382:
354:
210: countries
182:Primary inflows
168:
166:
162:
159:
154:
151:
149:
147:
146:
136:
135:
134:
133:
130:
129:
128:
127:
126:
122:
105:
104:
103:
100:
99:
98:
97:
96:
92:
70:
35:
32:
23:
22:
15:
12:
11:
5:
1883:
1881:
1873:
1872:
1867:
1862:
1857:
1852:
1842:
1841:
1836:
1835:
1828:
1821:
1813:
1810:
1809:
1792:
1775:
1774:
1772:
1771:
1766:
1761:
1756:
1751:
1746:
1741:
1736:
1731:
1726:
1721:
1716:
1711:
1706:
1701:
1696:
1691:
1686:
1681:
1676:
1671:
1666:
1661:
1656:
1651:
1646:
1644:Ulken Torangyl
1641:
1636:
1634:Ulken Shabakty
1631:
1626:
1621:
1616:
1614:Ulken Azhbolat
1611:
1606:
1601:
1596:
1591:
1586:
1581:
1576:
1571:
1566:
1561:
1556:
1551:
1546:
1541:
1536:
1531:
1526:
1521:
1516:
1511:
1506:
1501:
1496:
1491:
1486:
1481:
1476:
1471:
1466:
1461:
1456:
1451:
1446:
1441:
1436:
1431:
1426:
1421:
1416:
1411:
1406:
1401:
1396:
1391:
1386:
1381:
1376:
1371:
1366:
1361:
1356:
1351:
1346:
1341:
1336:
1331:
1326:
1321:
1316:
1311:
1306:
1301:
1296:
1291:
1286:
1281:
1276:
1271:
1266:
1261:
1256:
1251:
1246:
1241:
1236:
1231:
1226:
1221:
1216:
1211:
1206:
1201:
1196:
1191:
1186:
1184:Kishi Torangyl
1181:
1176:
1174:Kishi Shabakty
1171:
1166:
1161:
1156:
1151:
1146:
1141:
1136:
1131:
1126:
1121:
1116:
1111:
1106:
1101:
1096:
1091:
1086:
1081:
1076:
1071:
1066:
1061:
1056:
1051:
1046:
1041:
1036:
1031:
1026:
1021:
1016:
1011:
1006:
1001:
996:
991:
986:
981:
976:
971:
966:
961:
956:
951:
946:
941:
936:
934:Balykty Sarkyl
931:
926:
921:
916:
911:
906:
901:
896:
891:
890:
889:
884:
879:
869:
864:
859:
854:
849:
844:
839:
834:
829:
824:
819:
814:
808:
805:
804:
792:
790:
789:
782:
775:
767:
761:
760:
752:
731:
730:External links
728:
725:
724:
695:
684:
660:
636:
625:
604:
593:
582:
571:
552:(7): 864–867.
528:
527:
526:
525:
513:
511:on 2016-12-23.
493:
490:
489:
488:
482:
476:
470:
462:
459:
440:
437:
384:Main article:
381:
378:
368:river, of the
353:
350:
289:
288:
285:
281:
280:
275:
269:
268:
265:
261:
260:
257:
253:
252:
249:
245:
244:
241:
237:
236:
233:
229:
228:
225:
221:
220:
217:
216:
211:
204:
203:
197:
189:
188:
185:
177:
176:
144:
138:
137:
124:
123:
116:
115:
109:
108:
107:
106:
94:
93:
86:
85:
79:
78:
77:
76:
75:
72:
71:
55:
47:
46:
42:
41:
33:
24:
14:
13:
10:
9:
6:
4:
3:
2:
1882:
1871:
1868:
1866:
1863:
1861:
1858:
1856:
1853:
1851:
1848:
1847:
1845:
1834:
1829:
1827:
1822:
1820:
1815:
1814:
1808:
1806:
1802:
1798:
1793:
1790:
1786:
1781:
1770:
1767:
1765:
1762:
1760:
1757:
1755:
1752:
1750:
1747:
1745:
1742:
1740:
1737:
1735:
1732:
1730:
1727:
1725:
1722:
1720:
1717:
1715:
1712:
1710:
1707:
1705:
1702:
1700:
1697:
1695:
1692:
1690:
1687:
1685:
1682:
1680:
1677:
1675:
1672:
1670:
1667:
1665:
1662:
1660:
1657:
1655:
1652:
1650:
1647:
1645:
1642:
1640:
1637:
1635:
1632:
1630:
1627:
1625:
1622:
1620:
1619:Ulken Kamkaly
1617:
1615:
1612:
1610:
1607:
1605:
1602:
1600:
1597:
1595:
1592:
1590:
1587:
1585:
1582:
1580:
1577:
1575:
1572:
1570:
1567:
1565:
1562:
1560:
1557:
1555:
1552:
1550:
1547:
1545:
1542:
1540:
1537:
1535:
1532:
1530:
1527:
1525:
1522:
1520:
1517:
1515:
1512:
1510:
1507:
1505:
1502:
1500:
1497:
1495:
1492:
1490:
1487:
1485:
1482:
1480:
1477:
1475:
1472:
1470:
1467:
1465:
1462:
1460:
1457:
1455:
1452:
1450:
1449:Sholakshalkar
1447:
1445:
1442:
1440:
1437:
1435:
1432:
1430:
1427:
1425:
1422:
1420:
1417:
1415:
1412:
1410:
1407:
1405:
1402:
1400:
1397:
1395:
1392:
1390:
1387:
1385:
1382:
1380:
1377:
1375:
1372:
1370:
1367:
1365:
1362:
1360:
1357:
1355:
1352:
1350:
1347:
1345:
1342:
1340:
1337:
1335:
1332:
1330:
1327:
1325:
1322:
1320:
1317:
1315:
1312:
1310:
1307:
1305:
1302:
1300:
1297:
1295:
1292:
1290:
1287:
1285:
1282:
1280:
1277:
1275:
1272:
1270:
1267:
1265:
1262:
1260:
1257:
1255:
1252:
1250:
1247:
1245:
1242:
1240:
1237:
1235:
1232:
1230:
1227:
1225:
1222:
1220:
1217:
1215:
1212:
1210:
1207:
1205:
1202:
1200:
1197:
1195:
1192:
1190:
1187:
1185:
1182:
1180:
1177:
1175:
1172:
1170:
1167:
1165:
1162:
1160:
1157:
1155:
1152:
1150:
1147:
1145:
1142:
1140:
1137:
1135:
1132:
1130:
1127:
1125:
1122:
1120:
1117:
1115:
1112:
1110:
1107:
1105:
1102:
1100:
1097:
1095:
1092:
1090:
1087:
1085:
1082:
1080:
1077:
1075:
1072:
1070:
1067:
1065:
1062:
1060:
1057:
1055:
1052:
1050:
1047:
1045:
1042:
1040:
1037:
1035:
1032:
1030:
1027:
1025:
1022:
1020:
1017:
1015:
1012:
1010:
1007:
1005:
1002:
1000:
997:
995:
992:
990:
987:
985:
982:
980:
977:
975:
972:
970:
967:
965:
962:
960:
957:
955:
952:
950:
947:
945:
942:
940:
937:
935:
932:
930:
927:
925:
922:
920:
917:
915:
912:
910:
907:
905:
902:
900:
897:
895:
892:
888:
885:
883:
880:
878:
875:
874:
873:
870:
868:
865:
863:
860:
858:
855:
853:
850:
848:
845:
843:
840:
838:
835:
833:
830:
828:
825:
823:
822:Akkol (Talas)
820:
818:
815:
813:
810:
809:
806:
802:
797:
788:
783:
781:
776:
774:
769:
768:
765:
757:
753:
749:
745:
738:
734:
733:
729:
713:
709:
705:
699:
696:
693:
688:
685:
674:
670:
664:
661:
650:
646:
640:
637:
634:
629:
626:
614:
608:
605:
602:
597:
594:
591:
586:
583:
580:
575:
572:
567:
563:
559:
555:
551:
547:
543:
536:
534:
530:
522:
518:
514:
507:
500:
496:
495:
491:
486:
483:
480:
479:Lake Karachay
477:
474:
471:
468:
465:
464:
460:
458:
456:
455:David Farrier
452:
451:
446:
438:
436:
434:
433:radionuclides
429:
427:
423:
418:
412:
407:
401:
397:
393:
387:
379:
377:
375:
371:
367:
363:
359:
351:
349:
347:
343:
339:
335:
331:
323:
319:
311:
307:
300:
295:
286:
279:
276:
274:
266:
258:
250:
248:Average depth
242:
234:
226:
218:
215:
212:
209:
205:
201:
198:
196:
190:
186:
184:
178:
173:
145:
139:
113:
83:
73:
67:
63:
59:
53:
48:
43:
38:
30:
19:
1805:expanding it
1794:
1779:
1699:Zhalanashkol
1684:Zhaksykylysh
1629:Ulken Koskol
1424:Shalkarteniz
1393:
1199:Koksengirsor
1149:Kashkanteniz
743:
716:. Retrieved
708:Qazaqstan TV
707:
698:
687:
676:. Retrieved
672:
663:
652:. Retrieved
648:
639:
628:
616:. Retrieved
607:
596:
590:Google Earth
585:
574:
549:
545:
541:
520:
506:the original
450:Dark Tourist
449:
442:
430:
419:
400:Soviet Union
391:
389:
355:
317:
305:
304:
264:Water volume
240:Surface area
202:(until 1965)
1624:Ulken-Karoy
1499:Siletiteniz
1474:Shubarteniz
1399:Shaglyteniz
1339:Rudnichnoye
1234:Koshkar-Ata
1214:Kokuydynkol
1169:Kishi-Karoy
1094:Kamys-Samar
1049:Kabyrshakty
812:Caspian Sea
338:Abai Region
224:Max. length
167: /
142:Coordinates
18:Lake Shagan
1844:Categories
1797:Kazakhstan
1609:Tyuntyugur
1459:Shoshkakol
1429:Shandaksor
1419:Shalkarkol
1344:Sabyndykol
1334:Meshkeysor
1229:Koryakovka
1224:Korgalzhyn
1209:Koktinkoli
1099:Kamyslybas
1089:Kamkalykol
974:Big Almaty
857:Altybaysor
852:Alkamergen
718:2021-12-17
678:2023-03-23
654:2023-03-23
492:References
342:Kazakhstan
256:Max. depth
232:Max. width
214:Kazakhstan
58:Sentinel-2
1769:Zhyngyldy
1764:Zholdybay
1759:Zhasylkol
1749:Zharagash
1694:Zhalanash
1689:Zhaksytuz
1534:Taldyaral
1524:Stanovoye
1519:Sormoildy
1484:Shureksor
1454:Sholaksor
1444:Shelegino
1439:Shchuchye
1434:Sharbakty
1349:Saryaydyn
1264:Kushmurun
1109:Karakaska
1084:Kalmakkol
1014:Bylkyldak
924:Baitakkol
904:Ashchykol
842:Akzhaykyn
415:Атом көлі
352:Geography
155:79°0′30″E
152:49°56′7″N
1704:Zhalauly
1589:Tuzdysor
1574:Toraigyr
1529:Taikonyr
1509:Sorbulak
1494:Shyganak
1489:Shybyndy
1359:Sasykkol
1354:Sarykopa
1329:Menkeser
1314:Markakol
1279:Kyzylkol
1274:Kyzylkak
1249:Kudaikol
1244:Kozhakol
1239:Koybagar
1194:Kobeituz
1159:Katynkol
1114:Karakoin
1079:Kalkaman
1039:Itishpes
989:Botakara
969:Bartogay
954:Barakkol
929:Balkhash
914:Auliekol
748:Archived
712:Archived
618:15 April
461:See also
374:Ashchysu
1754:Zharman
1674:Zerendi
1549:Telikol
1504:Sorasha
1404:Shalkar
1309:Maraldy
1299:Malybay
1269:Kypshak
1254:Kulykol
1189:Kiyakty
1134:Karasor
1104:Kamysty
1074:Kalibek
1069:Kalatuz
1054:Kayindi
1044:Jasybay
1034:Itemgen
1019:Imantau
1004:Burabay
979:Bilikol
964:Barshyn
959:Bargana
894:Aralsor
744:YouTube
740:(video)
554:Bibcode
445:Netflix
394:by the
380:History
328:) is a
322:Russian
1669:Zaysan
1664:Wooden
1654:Urkash
1649:Ulykol
1554:Tengiz
1514:Sorkol
1394:Shagan
1389:Seiten
1319:Maysor
1259:Kurdym
994:Botkul
909:Atygay
867:Angren
847:Alakol
837:Akzhar
827:Aksuat
411:Kazakh
403:'s
370:Irtysh
366:Shagan
358:Irtysh
318:Chagan
310:Kazakh
306:Shagan
200:Shagan
125:Shagan
95:Shagan
62:Zhanan
40:Shagan
1795:This
1659:Uyaly
1584:Tuzdy
1559:Teniz
1539:Tebez
1479:Shuga
1304:Mamay
1164:Kerey
1029:Issyk
1024:Inder
984:Borli
887:South
882:North
832:Akysh
817:Akkol
509:(PDF)
502:(PDF)
439:Media
422:Japan
362:Semey
326:Чаган
316:) or
314:Шаған
278:UTC+6
208:Basin
45:Шаған
1801:stub
1544:Teke
1219:Kopa
1154:Kazy
999:Bura
919:Ayke
899:Arys
872:Aral
862:Alua
620:2024
544:)".
330:lake
64:, a
1579:Tuz
562:doi
443:In
332:in
66:sor
1846::
742:.
706:.
671:.
647:.
560:.
550:58
548:.
532:^
519:.
413::
348:.
340:,
336:,
324::
312::
1832:e
1825:t
1818:v
1807:.
786:e
779:t
772:v
721:.
681:.
657:.
622:.
568:.
564::
556::
523:.
320:(
308:(
301:.
31:.
20:)
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.