106:
454:
371:
81:
509:
61:
488:, talks of a flood in 1684 where the waters from Saint-Chamond to Givors rose to the first floor above ground level. The maximum instantaneous flow recorded was 338 cubic metres (11,900 cu ft) per second on 2 December 2003, while the maximum daily value was 208 cubic metres (7,300 cu ft) the same day. During the night of 1–2 November 2008 the center of
438:, Grand Malval, Mezerin and Combe de l'Enfer. The largest are the upstream Gier with a basin of about 52 square kilometres (20 sq mi), the Dorlay with a basin of 50 square kilometres (19 sq mi), the Couzon with a basin of 34 square kilometres (13 sq mi) and the Janon with a basin of 33 square kilometres (13 sq mi).
378:
113:
88:
480:
Gier has seasonal fluctuations typical of rivers of the French Massif
Central that are partly fed by melting snow. High waters are in winter and spring, and the average monthly flow is 3.54 to 4.37 cubic metres (125 to 154 cu ft) per second from November to May, with a maximum in November
476:
located at the confluence of the RhĂ´ne. The watershed of the river is 406 square kilometres (157 sq mi). The average rainfall in the Gier watershed is 218 millimetres (8.6 in) annually, much lower than the overall average for France. The average flow of the river is 3.16 cubic metres
550:
was opened in 1833, the first French railway open to travelers. It follows the path of the Janon from
Terrenoire to Saint-Chamond, and then the Gier to the Rhone. In the 19th and 20th centuries the Gier brought water and energy to many factories in the Gier valley. In the 19th century these ranged
441:
The left (north) side of the valley is hilly, sandy terrain. The left bank streams flow from the Monts du
Lyonnais. They are the Langonand, which flows into the Janon, Mornante, Ruisseau des Arcs, Faverge, Durèze, Collenon, Féloin and Bozançon. The largest are the Durèze with a basin of about 29
481:
followed by a second peak in May. Flow is lower in summer, from July to
September, with a decrease of the average monthly rate to the level of 1.14 cubic metres (40 cu ft) in August. Flow can drop as low as .03 cubic metres (1.1 cu ft) in a dry year.
698:
589:
between 1953 and 1955, with a capacity of 1,900,000 cubic metres (67,000,000 cu ft). It is no longer in service and is kept permanently empty. The
Barrage de Soulages, another dam, was built on the Gier at
442:
square kilometres (11 sq mi) and the Bozançon with a basin of about 30 square kilometres (12 sq mi). The Bozançon defines the border on the Jarez side between the Loire and Rhone departments.
955:
105:
419:) to Saint-Chamond, and then the Gier from Saint-Chamond to Givors, create a valley in the coal basin between the Pilat massif to the south and the Riverie chain of the
426:
The right (south) side of the valley is mountainous, mainly covered with trees or pasture, with relatively few people. The right bank streams flow from the
1131:
653:(14,996) and Givors (19,118). The 12 towns along the river valley totaled 88,974 inhabitants in 2008. The Gier is partly covered over in Saint-Chamond.
962:
1126:
1038:
331:, which also gave rise to the name côté Jarez for the north side of the valley of the Gier, and is included in the names of several municipalities:
445:
The Gier basin has a total area of about 420 square kilometres (160 sq mi). There are dams on the upper Gier, the Dorlay and the Couzon.
1080:
1121:
902:
1111:
500:. The water reached a depth of 1 to 2 metres (3 ft 3 in to 6 ft 7 in) in some streets, and many shops were flooded.
386:
370:
80:
547:
319:, which it enters from the right bank. The Gier valley was formerly heavily industrialized with coal and iron mines and factories.
1061:
981:
557:
400:
18:
593:
1116:
629:
The main axis of the Gier valley today holds an almost continuous urban and industrial area from
Terrenoire in
453:
148:
348:
1046:
340:
332:
312:
702:
638:
528:
493:
412:
356:
473:
395:
The Gier rises at La
Jasserie on the Perdrix mountain at about 1,300 metres (4,300 ft) in the
336:
999:
1024:
308:
918:
621:
between 1968 and 1970, with a capacity of 2,600,000 cubic metres (92,000,000 cu ft).
898:
892:
420:
286:
956:"Prélèvements et gestion quantitative de la ressource sur le bassin versant du Gier Phase 1"
630:
586:
416:
344:
508:
303:
1018:
936:
646:
642:
1105:
435:
650:
539:
535:
512:
489:
485:
427:
396:
352:
637:
on the Rhone. The main towns from west to east, with their 2010 populations, are
468:
The throughput of the Gier was observed over a period of 45 years (1964–2008) at
1065:
403:. The river runs for 40.3 kilometres (25.0 mi) before joining the RhĂ´ne at
198:
177:
60:
608:
595:
572:
559:
33:
20:
1085:
520:
458:
316:
282:
203:
484:
Significant floods are quite common. J. B. Chambeyron, the historian of
826:
546:
in 1781 contributed to the early industrialization of the valley. The
634:
543:
497:
469:
462:
431:
404:
215:
138:
399:. The "Saut du Gier" waterfall near the head of the river is in the
307:) is a French river that flows in a northeast direction through the
492:
was devastated by flooding, as were many surrounding towns such as
1020:
Description géologique et minéralogique du département de la Loire
983:
La RĂ©gion de Lyon et de Saint-Etienne, sa GĂ©ographie, Son
Histoire
798:
796:
794:
792:
507:
452:
408:
524:
551:
from factories making silk and lace products to steel mills.
838:
874:
714:
712:
554:
The
Barrage du Piney, a dam, was built on the Gier at
731:
729:
727:
519:
In Roman times the river was used to supply water to
802:
515:
around 1900, with the Gier running through the town
278:
273:
259:
251:
239:
231:
221:
209:
197:
183:
171:
163:
154:
144:
134:
129:
53:
850:
862:
430:. They are the Janon, upstream Gier, Onzion,
8:
827:Loire/inondations: Rive-de-Gier touché 2008
415:. The Janon from Terrenoire (now part of
961:. Saint-Etienne Metropole. Archived from
1081:"Loire/inondations: Rive-de-Gier touché"
1064:. Ville de Saint-Chamond. Archived from
814:
703:"Fiche cours d'eau - Le Gier (V31-0400)"
666:
327:The word "Gier" derives from the Latin
783:
771:
759:
747:
735:
718:
673:
315:departments. It is a tributary of the
50:
302:
265:3.16 m/s (112 cu ft/s)
48:River in Auvergne-RhĂ´ne-Alpes, France
7:
377:
112:
87:
685:
457:Le Gier at its confluence with the
477:(112 cu ft) per second.
14:
1000:"Notice sur La Commune de Trèves"
980:Chaulanges, M.; Page, J. (1948).
243:417 km (161 sq mi)
1023:. Imprimerie impériale. p.
376:
369:
120:Show map of Auvergne-RhĂ´ne-Alpes
111:
104:
86:
79:
59:
1132:Rivers of Auvergne-RhĂ´ne-Alpes
986:. Charles-Lavauzelle & Cie
1:
894:Bed & Breakfast in France
155:Physical characteristics
1127:Rivers of RhĂ´ne (department)
1122:Rivers of Loire (department)
839:Canal de Givors: ProjetBabel
223: • elevation
189:1,300 m (4,300 ft)
185: • elevation
875:Les barrages: Saint-Chamond
401:Pilat Regional Natural Park
235:40.3 km (25.0 mi)
211: • location
173: • location
1148:
851:Chaulanges & Page 1948
548:Saint-Étienne–Lyon railway
261: • average
269:
247:
193:
159:
73:
58:
1112:Tributaries of the RhĂ´ne
407:. The Gier receives the
227:145 m (476 ft)
803:Le Gier Ă Givors: Hydro
1017:Gruner, Louis (1857).
573:45.425632°N 4.527321°E
516:
465:
349:Saint-Christo-en-Jarez
34:45.586846°N 4.774071°E
998:Chavanne, J. (1870).
954:CESAME (March 2010).
609:45.437934°N 4.51221°E
511:
456:
341:Saint-Romain-en-Jarez
333:Sainte-Croix-en-Jarez
300:French pronunciation:
529:aqueduct of the Gier
494:Saint-Romain-en-Gier
387:class=notpageimage|
357:Saint-Romain-en-Gier
149:Auvergne-RhĂ´ne-Alpes
919:"Annuaire du Pilat"
605: /
578:45.425632; 4.527321
569: /
534:The opening of the
337:Saint-Paul-en-Jarez
274:Basin features
39:45.586846; 4.774071
30: /
1089:. November 2, 2008
1039:"Le Gier Ă Givors"
891:AAA (2002-04-30).
614:45.437934; 4.51221
517:
466:
390:Location in France
95:Show map of France
1004:Revue de Lyonnais
937:"Canal de Givors"
904:978-1-56251-684-0
863:Annuaire du Pilat
421:Monts du Lyonnais
411:from its left at
292:
291:
287:Mediterranean Sea
1139:
1117:Rivers of France
1097:
1095:
1094:
1076:
1074:
1073:
1057:
1055:
1054:
1045:. Archived from
1034:
1032:
1031:
1013:
1011:
1010:
994:
992:
991:
976:
974:
973:
967:
960:
950:
948:
947:
932:
930:
929:
914:
912:
911:
878:
872:
866:
860:
854:
848:
842:
836:
830:
824:
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812:
806:
800:
787:
781:
775:
769:
763:
757:
751:
745:
739:
733:
722:
716:
707:
706:
695:
689:
683:
677:
671:
620:
619:
617:
616:
615:
610:
606:
603:
602:
601:
598:
587:La Valla-en-Gier
584:
583:
581:
580:
579:
574:
570:
567:
566:
565:
562:
474:RhĂ´ne department
472:, a city of the
380:
379:
373:
345:La Tour-en-Jarez
306:
301:
262:
186:
174:
121:
115:
114:
108:
96:
90:
89:
83:
63:
51:
45:
44:
42:
41:
40:
35:
31:
28:
27:
26:
23:
1147:
1146:
1142:
1141:
1140:
1138:
1137:
1136:
1102:
1101:
1100:
1092:
1090:
1079:
1071:
1069:
1060:
1052:
1050:
1037:
1029:
1027:
1016:
1008:
1006:
997:
989:
987:
979:
971:
969:
965:
958:
953:
945:
943:
935:
927:
925:
917:
909:
907:
905:
890:
881:
873:
869:
861:
857:
849:
845:
837:
833:
825:
821:
813:
809:
801:
790:
782:
778:
770:
766:
762:, p. 9-10.
758:
754:
746:
742:
734:
725:
717:
710:
697:
696:
692:
684:
680:
672:
668:
659:
627:
613:
611:
607:
604:
599:
596:
594:
592:
591:
577:
575:
571:
568:
563:
560:
558:
556:
555:
506:
451:
393:
392:
391:
389:
383:
382:
381:
365:
325:
299:
260:
224:
212:
184:
172:
125:
124:
123:
122:
119:
118:
117:
116:
99:
98:
97:
94:
93:
92:
91:
69:
66:Le saut du Gier
49:
38:
36:
32:
29:
24:
21:
19:
17:
16:
12:
11:
5:
1145:
1143:
1135:
1134:
1129:
1124:
1119:
1114:
1104:
1103:
1099:
1098:
1077:
1062:"Les barrages"
1058:
1035:
1014:
995:
977:
951:
933:
915:
903:
887:
880:
879:
867:
855:
843:
831:
819:
817:, p. 236.
807:
788:
776:
764:
752:
750:, p. 5-8.
740:
723:
708:
690:
688:, p. 506.
678:
665:
658:
655:
643:La Grand-Croix
626:
623:
527:) through the
505:
502:
450:
447:
423:to the north.
385:
384:
375:
374:
368:
367:
366:
364:
361:
324:
321:
290:
289:
280:
276:
275:
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136:
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110:
109:
103:
102:
101:
100:
85:
84:
78:
77:
76:
75:
74:
71:
70:
64:
56:
55:
47:
13:
10:
9:
6:
4:
3:
2:
1144:
1133:
1130:
1128:
1125:
1123:
1120:
1118:
1115:
1113:
1110:
1109:
1107:
1088:
1087:
1082:
1078:
1068:on 2018-09-14
1067:
1063:
1059:
1049:on 2014-11-19
1048:
1044:
1040:
1036:
1026:
1022:
1021:
1015:
1005:
1001:
996:
985:
984:
978:
968:on 2016-03-04
964:
957:
952:
942:
938:
934:
924:
920:
916:
906:
900:
896:
895:
889:
888:
886:
885:
876:
871:
868:
864:
859:
856:
852:
847:
844:
840:
835:
832:
828:
823:
820:
816:
815:Chavanne 1870
811:
808:
804:
799:
797:
795:
793:
789:
785:
780:
777:
774:, p. 10.
773:
768:
765:
761:
756:
753:
749:
744:
741:
737:
732:
730:
728:
724:
721:, p. 58.
720:
715:
713:
709:
704:
700:
694:
691:
687:
682:
679:
676:, p. 57.
675:
670:
667:
664:
663:
656:
654:
652:
648:
644:
640:
639:Saint-Chamond
636:
632:
631:Saint-Étienne
624:
622:
618:
588:
582:
552:
549:
545:
541:
537:
532:
530:
526:
522:
514:
510:
503:
501:
499:
495:
491:
487:
482:
478:
475:
471:
464:
460:
455:
448:
446:
443:
439:
437:
433:
429:
424:
422:
418:
417:Saint-Étienne
414:
413:Saint-Chamond
410:
406:
402:
398:
388:
372:
362:
360:
358:
354:
350:
346:
342:
338:
334:
330:
322:
320:
318:
314:
310:
305:
304:[Ę’je]
297:
288:
284:
281:
277:
272:
268:
264:
258:
254:
250:
246:
242:
238:
234:
230:
226:
220:
217:
214:
208:
205:
202:
200:
196:
192:
188:
182:
179:
176:
170:
166:
162:
158:
153:
150:
147:
143:
140:
137:
133:
128:
107:
82:
72:
67:
62:
57:
52:
46:
43:
1091:. Retrieved
1084:
1070:. Retrieved
1066:the original
1051:. Retrieved
1047:the original
1042:
1028:. Retrieved
1019:
1007:. Retrieved
1003:
988:. Retrieved
982:
970:. Retrieved
963:the original
944:. Retrieved
940:
926:. Retrieved
922:
908:. Retrieved
893:
883:
882:
870:
858:
846:
834:
822:
810:
786:, p. 7.
779:
767:
755:
743:
738:, p. 5.
693:
681:
669:
661:
660:
651:Rive-de-Gier
628:
625:Urbanization
553:
540:Rive-de-Gier
536:Givors canal
533:
518:
513:Rive-de-Gier
490:Rive-de-Gier
486:Rive-de-Gier
483:
479:
467:
444:
440:
434:, Egarande,
428:Pilat massif
425:
397:Pilat massif
394:
353:Rive-de-Gier
328:
326:
295:
293:
65:
15:
941:ProjetBabel
784:CESAME 2010
772:CESAME 2010
760:CESAME 2010
748:CESAME 2010
736:CESAME 2010
719:Gruner 1857
674:Gruner 1857
612: /
576: /
279:Progression
37: /
1106:Categories
1093:2013-08-19
1072:2013-08-19
1053:2013-08-19
1030:2013-08-19
1009:2013-08-19
990:2013-08-25
972:2012-08-20
946:2013-08-25
928:2013-08-19
923:Pilat.Oueb
910:2013-08-19
657:References
641:(35,793),
597:45°26′17″N
561:45°25′32″N
240:Basin size
178:Mont Pilat
68:waterfalls
22:45°35′13″N
1086:Le Figaro
662:Citations
649:(4,498),
645:(5,070),
600:4°30′44″E
564:4°31′38″E
449:Hydrology
363:Geography
252:Discharge
25:4°46′27″E
686:AAA 2002
521:Lugdunum
130:Location
897:. AAA.
884:Sources
647:Lorette
504:History
329:Jaresis
135:Country
901:
699:Sandre
635:Givors
544:Givors
498:Givors
470:Givors
463:Givors
436:Couzon
432:Dorlay
405:Givors
255:
232:Length
216:Givors
167:
164:Source
145:Region
139:France
1043:Hydro
966:(PDF)
959:(PDF)
585:near
538:from
523:(old
459:RhĂ´ne
409:Janon
317:RhĂ´ne
313:RhĂ´ne
309:Loire
283:RhĂ´ne
204:RhĂ´ne
199:Mouth
899:ISBN
525:Lyon
496:and
355:and
323:Name
311:and
296:Gier
294:The
54:Gier
633:to
542:to
461:at
1108::
1083:.
1041:.
1025:57
1002:.
939:.
921:.
791:^
726:^
711:^
701:.
531:.
359:.
351:,
347:,
343:,
339:,
335:,
285:→
1096:.
1075:.
1056:.
1033:.
1012:.
993:.
975:.
949:.
931:.
913:.
877:.
865:.
853:.
841:.
829:.
805:.
705:.
298:(
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
