829:
841:
507:
817:
143:
1766:
1760:
1748:
739:
131:
25:
1754:
1560:
1742:
1262:
1212:
795:(4.3 m), and 1,000 cu ft/s (28 m/s) for larger rafts of up to 18 feet (5.5 m) in size. The BLM does not require permits for groups running the river in Colorado, though permits are required from the Moab BLM office for boaters wishing to make the run from Gateway, CO, into Utah and to the confluence with the
766:
boaters, who claim it is difficult for anyone but a local resident closely watching the gauges to plan trips in advance on the river. The San Juan
Citizens' Alliance has worked to start a dialogue between Dolores River stakeholders in the hopes of shifting release policy to one that allows for greater, planned releases.
588:, its main tributary, from the east. (Incidentally, the Dolores and San Miguel have their headwaters to either side of Lizard Head Pass.) Due to diversions on the main stem, the San Miguel is typically the same size as the Dolores if not larger, providing most of the flow below the confluence in dry years.
761:
The dam's construction allowed local farmers to extend the irrigation season through
September, whereas natural river flows would have been insufficient by July or August. While the dam has reduced and sometimes completely halted spring peak flows in the lower Dolores, it provides supplemental flows
765:
Releases from McPhee Dam are a controversial topic. Currently, the Bureau of
Reclamation operates McPhee on a "fill, then spill" policy, where the dam is filled first, and only in high water years when inflows exceed the reservoir capacity are larger flows released. This fact aggrieves recreational
794:
goes through the goosenecks of a sandstone canyon with several mostly class II rapids. The Bureau of Land
Management recommends minimum flows of 200 cubic feet per second (5.7 m/s) for canoes, kayaks, and inflatable kayaks, 800 cu ft/s (23 m/s) for small rafts of up to 14 feet
642:
has operated a stream gage at Cisco from 1950 to the present. For the 36-year period
December 1950 to September 1986, the river flow at Cisco averaged 845 cubic feet per second (23.9 m/s). By contrast, in the 27 years from October 1986 (the year McPhee Dam was completed) to October 2013, the
757:
to irrigate about 61,660 acres (24,950 ha) of arid plateau land. The dam and diversion canals are operated by the Bureau of
Reclamation as the Dolores Project. In some years, almost all the water entering the reservoir is diverted, leaving only a small legally mandated minimum flow to pass
674:
about 70 million years ago diverted the
Dolores River to its present northward course, causing it to carve the Dolores River Canyon on its way to the Colorado River, creating unusual geologic features such as the Paradox Valley. The Dolores Canyon exposes rocks ranging from 300-million-year-old
650:, at the entrance to Paradox Valley (above the San Miguel confluence) the effect of the flow reductions is more obvious, with an average of 504 cubic feet per second (14.3 m/s) before September 1984 as compared to 240 cubic feet per second (6.8 m/s) between October 1984 and May 2014.
762:
in late summer (August through
October) in the range of 75 cubic feet per second (2.1 m/s), maintaining downstream fisheries. Before the dam was built, irrigators diverted nearly the entire river flow, leaving as little as 10 cubic feet per second (0.28 m/s) to flow downstream.
1287:
1237:
717:
to the confluence with the
Dolores in eastern Utah and leaving Unaweep Canyon as a huge dry gap across the plateau. However, some geologists contend that Colorado never flowed through Unaweep and the lower Dolores River, as the erosive force of the river should have created a
778:
to its confluence with
Colorado. When water is restricted from the reservoir, it may be possible to boat downstream from the San Miguel River. However, the river is extensively used for irrigation and, during low water years, can be wholly unnavigable.
638:, not far above the confluence with the Colorado River, the average unimpaired discharge of the Dolores River between 1906 and 1995 was 841,000 acre-feet (1.037 km), or about 1,160 cubic feet per second (33 m/s). The
498:
The mean annual flow of the Dolores prior to damming was approximately 1,200 cu ft/s (34 m/s), but due to diversions it has been reduced to about 600 cu ft/s (17 m/s).
810:
in the northern portion (Mesa and Montrose Counties) and a 68,000-acre national conservation area and special management area in the southern portion (San Miguel, Dolores, and Montezuma Counties).
1488:
1513:
1061:
799:
near Dewey Bridge. In 2010, flash flooding altered Diversion Dam Rapid and Stateline Rapid on this section, making the latter very difficult to run in any vessel larger than a kayak.
1371:
1592:
557:, which stretches north for over 40 miles (64 km) and averages 1,100 feet (340 m) deep. This section of the Dolores River is noted for its exposed sedimentary
806:
encompassing 400,000 acres of the Dolores River Canyon and the surrounding region in Mesa and Montrose Counties. There are also proposals for a smaller 30,000-acre
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1597:
1147:
2173:
2497:
2446:
828:
2148:
1326:
2138:
1639:
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downstream, as a result reducing the 150 mile (242 km) stretch between the dam and the confluence of the San Miguel River to a large creek.
1402:
1065:
2527:
2507:
1602:
2512:
2532:
2441:
2451:
1357:
550:. Formed by McPhee Dam, the reservoir is about 10 miles (16 km) long and diverts flows of the upper Dolores River for irrigation.
931:
2120:
2074:
2001:
1514:"Hickenlooper, Bennet Introduce Dolores River National Conservation Area and Special Management Area Act | Senator John Hickenlooper"
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1086:
867:
2537:
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1125:
908:
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1607:
305:
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840:
2502:
89:
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1966:
61:
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1632:
1116:
899:
1428:
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701:
The lower Dolores River may have once been the original course of the Colorado River, which flowed through the now dry
224:
2328:
1986:
816:
803:
108:
68:
1187:
1867:
1121:
1037:
904:
659:
639:
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which runs in an unusual transverse direction to the river. Immediately below Paradox Valley it is joined by the
1442:
1151:
2333:
1625:
1564:
1314:
1263:"USGS Gage #09180000 on the Dolores River near Cisco, UT (monthly data 1917-10 to 1922-09; 1971-08 to 1984-09)"
75:
46:
42:
894:
514:
The Dolores River rises in a meadow called Tin Can Basin, near 12,520-foot (3,820 m) Hermosa Peak in the
1111:
2398:
1896:
1872:
710:
57:
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1936:
585:
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444:
1333:
2388:
2373:
2143:
857:
807:
743:
547:
206:
1443:"The Value of McPhee Reservoir and the Dolores River, by Mike Preston | The Water Information Program"
1406:
2517:
2368:
1575:
570:
1921:
527:
519:
194:
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2292:
2282:
2254:
2214:
2034:
1173:
676:
35:
790:, offers scenery, camping, and rapids for inflatables and kayaks. The section from Slickrock to
643:
river averaged only 599 cubic feet per second (17.0 m/s) due to the McPhee Dam diversions.
2426:
2323:
2029:
957:"Boundary Descriptions and Names of Regions, Subregions, Accounting Units and Cataloging Units"
862:
488:
2415:
2059:
2009:
1916:
671:
592:
457:
2363:
2209:
2188:
1981:
1906:
1288:"USGS Gage #09180000 on the Dolores River near Cisco, UT (monthly data 1984-10 to 2014-05)"
1238:"USGS Gage #09180000 on the Dolores River near Cisco, UT (monthly data 1986-10 to 2013-10)"
1213:"USGS Gage #09180000 on the Dolores River near Cisco, UT (monthly data 1950-12 to 1986-09)"
980:
935:
872:
787:
554:
515:
492:
82:
1090:
8:
2219:
2128:
706:
608:
2461:
2297:
2287:
2249:
2069:
1991:
604:
535:
480:
440:
287:
1533:
2014:
1951:
1351:
791:
695:
680:
647:
596:
543:
2338:
1911:
1811:
783:
775:
754:
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714:
691:
623:
539:
523:
506:
476:
2307:
2259:
2153:
2024:
1976:
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1901:
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1798:
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1721:
562:
2436:
2178:
2093:
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1926:
1877:
1648:
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796:
709:
was formed, it diverted the larger Colorado northwards through what is now the
705:, currently occupied by West Creek, a small tributary of the Dolores. When the
702:
581:
561:, desert wildlife, and during years of heavy snowmelt for its whitewater. Near
531:
275:
553:
Downstream from McPhee Dam, the river re-enters Dolores County and carves the
2476:
2083:
1946:
1941:
1931:
1835:
1464:
619:
487:, River of Our Lady of Sorrows. The river was explored and possibly named by
461:
320:
307:
239:
226:
161:
1008:
2431:
2343:
2183:
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1829:
1780:
956:
738:
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142:
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2229:
2224:
2193:
2103:
2064:
2054:
1961:
1824:
1806:
1785:
1191:
658:
The ancestral Dolores River is believed to have flowed south to join the
635:
380:
270:
1617:
2168:
2158:
2133:
2039:
1971:
1695:
1674:
688:
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612:
464:
130:
1765:
2234:
2163:
1759:
1747:
1612:
1582:
1450:
727:
719:
24:
1753:
1681:
774:
The Dolores is navigable by rafts and kayaks (up to class IV) from
684:
468:
210:
171:
522:. The headwaters are located about 5 miles (8.0 km) south of
1709:
1667:
723:
694:
forms most of the upper rim of the canyon. It also includes red
1728:
1688:
1559:
558:
1741:
1587:
591:
Below the confluence with the San Miguel, the Dolores enters
782:
In high-runoff years, the section from Bradfield Ranch near
1702:
1403:"Project details - Dolores Project - Bureau of Reclamation"
600:
472:
291:
175:
1031:
834:
Historic hanging flume clings precariously to canyon walls
1489:"Proposed national monument would be largest in Colorado"
981:"USGS Gage #09180000 on the Dolores River near Cisco, UT"
460:, approximately 241 miles (388 km) long, in the
475:. The river drains a rugged and arid region of the
49:. Unsourced material may be challenged and removed.
2447:Metropolitan Water District of Southern California
722:here; instead, the canyon may have been formed by
934:. United States Geological Survey. Archived from
603:. The last segment of the river, entirely within
2474:
1572:Dolores River Special Recreation Management Area
1372:"American Institute of Professional Geologists"
1087:"Colorado's Canyon Country Wilderness Proposal"
16:River in Colorado and Utah in the United States
1608:San Juan Citizens' Alliance Dolores River Page
926:
924:
769:
2493:Tributaries of the Colorado River in Colorado
1633:
530:. The river flows southwest in a canyon past
383:, about 9 mi (14 km) from the mouth
2442:International Boundary and Water Commission
1593:Current Dam Releases Below McPhee Reservoir
921:
802:Advocates have proposed establishment of a
1640:
1626:
1310:
1308:
2498:Tributaries of the Colorado River in Utah
1647:
1534:"Dolores Canyons Proposals | Mesa County"
868:List of tributaries of the Colorado River
109:Learn how and when to remove this message
1126:United States Department of the Interior
909:United States Department of the Interior
846:The Dolores river at low water, ~250 cfs
737:
505:
1305:
607:, joins the Colorado near the historic
413:12,900 cu ft/s (370 m/s)
2475:
1356:: CS1 maint: archived copy as title (
1188:"TreeFlow - Dolores R. Near Cisco, UT"
1026:
1024:
1022:
1020:
1018:
975:
973:
889:
887:
822:Diversion Dam Rapid in 2011 at 700 cfs
733:
679:limestone to the 140-million-year-old
403:1.5 cu ft/s (0.042 m/s)
358:4,574 sq mi (11,850 km)
2528:Rivers of San Miguel County, Colorado
1621:
1319:
1056:
1054:
742:View of McPhee Dam and Reservoir, in
2508:Rivers of Montezuma County, Colorado
2384:Glen Canyon National Recreation Area
1148:"BLM UFO Dolores River Boating Info"
611:, about 30 miles (48 km) above
483:. Its name derives from the Spanish
47:adding citations to reliable sources
18:
2513:Rivers of Montrose County, Colorado
1117:Geographic Names Information System
1104:
1015:
990:. U.S. Geological Survey. 1987–2011
970:
949:
900:Geographic Names Information System
884:
622:is located on the canyon wall near
576:Continuing north, the Dolores cuts
485:El Rio de Nuestra Señora de Dolores
393:630 cu ft/s (18 m/s)
13:
2533:Rivers of Dolores County, Colorado
2422:Colorado River Board of California
2394:Lake Mead National Recreation Area
1588:Dolores Water Conservancy District
1051:
14:
2549:
1553:
1292:National Water Information System
1267:National Water Information System
1242:National Water Information System
1217:National Water Information System
988:National Water Information System
1992:Gulf of California/Sea of Cortez
1764:
1758:
1752:
1746:
1740:
1558:
1033:USGS Topo Maps for United States
839:
827:
815:
141:
129:
23:
2538:Rivers of Mesa County, Colorado
1613:Dolores River Boating Advocates
1526:
1506:
1481:
1457:
1435:
1421:
1395:
1364:
1280:
1255:
1230:
1205:
1180:
1166:
1140:
1122:United States Geological Survey
1038:United States Geological Survey
905:United States Geological Survey
640:United States Geological Survey
595:, flowing north-northwest past
510:Headwaters of the Dolores River
34:needs additional citations for
2334:Colorado River Storage Project
1079:
1001:
932:"USGS National Atlas Streamer"
491:during a 1765 expedition from
299: • coordinates
218: • coordinates
1:
2523:San Juan Mountains (Colorado)
2329:Colorado–Big Thompson Project
1603:BLM's Other Dolores Info Page
878:
261:11,650 ft (3,550 m)
182:Physical characteristics
2503:Rivers of Grand County, Utah
2399:Rocky Mountain National Park
666:in what is now northwestern
629:
342:4,390 ft (1,340 m)
338: • elevation
257: • elevation
7:
2379:Dead Horse Point State Park
1937:Lower Colorado River Valley
851:
770:Recreation and conservation
599:and then turning west into
445:San Miguel River (Colorado)
376: • location
283: • location
202: • location
147:The Dolores River watershed
10:
2554:
2457:U.S. Bureau of Reclamation
2389:Grand Canyon National Park
2374:Colorado National Monument
858:List of rivers of Colorado
808:national conservation area
744:Montezuma County, Colorado
653:
409: • maximum
399: • minimum
389: • average
2407:
2369:Canyonlands National Park
2356:
2316:
2268:
2202:
2119:
2112:
2000:
1889:
1773:
1738:
1656:
1576:Bureau of Land Management
749:The Dolores is dammed at
713:, looping around through
569:and then from there into
501:
489:Juan Maria Antonio Rivera
434:
426:
421:
417:
407:
397:
387:
374:
366:
362:
354:
350:241 mi (388 km)
346:
336:
297:
281:
269:
265:
255:
216:
200:
190:
186:
181:
167:
157:
152:
140:
128:
123:
1294:. U.S. Geological Survey
1269:. U.S. Geological Survey
1244:. U.S. Geological Survey
1219:. U.S. Geological Survey
959:. U.S. Geological Survey
528:San Juan National Forest
520:Dolores County, Colorado
436: • right
195:San Juan National Forest
2293:Central Arizona Project
2283:Colorado River Aqueduct
2255:Theodore Roosevelt Lake
2215:Flaming Gorge Reservoir
565:the river crosses into
2427:Colorado River Compact
2324:Boulder Canyon Project
1062:"Dolores River Canyon"
1036:(Map). Cartography by
863:List of rivers of Utah
746:
511:
456:is a tributary of the
321:38.81667°N 109.26722°W
240:37.72167°N 107.87972°W
2416:Arizona v. California
2060:Little Colorado River
1567:at Wikimedia Commons
1429:"American Whitewater"
1174:"American Whitewater"
741:
683:deposited during the
672:Sleeping Ute Mountain
509:
2364:Arches National Park
2210:Fontenelle Reservoir
1907:Colorado River Basin
1847:Middle Granite Gorge
1154:on 16 September 2011
873:Dolores River Bridge
788:Slick Rock, Colorado
555:Dolores River Canyon
516:San Miguel Mountains
326:38.81667; -109.26722
245:37.72167; -107.87972
43:improve this article
2452:Rapids and features
2220:Blue Mesa Reservoir
1852:Lower Granite Gorge
1583:Protect the Dolores
1469:Protect the Dolores
734:River modifications
707:Uncompahgre Plateau
422:Basin features
317: /
236: /
2483:Rivers of Colorado
2462:William Mulholland
2298:All-American Canal
2288:San Diego Aqueduct
2250:Imperial Reservoir
2070:Roaring Fork River
1409:on 19 January 2015
747:
538:, then flows into
536:West Dolores River
512:
481:San Juan Mountains
441:West Dolores River
2470:
2469:
2352:
2351:
2015:Dirty Devil River
1952:Palo Verde Valley
1858:Grand Wash Canyon
1803:Horsethief Canyon
1563:Media related to
1538:www.mesacounty.us
1447:www.waterinfo.org
1128:. 13 October 1978
804:national monument
792:Bedrock, Colorado
696:Wingate Sandstone
681:Entrada sandstone
648:Bedrock, Colorado
567:San Miguel County
450:
449:
119:
118:
111:
93:
2545:
2518:Colorado Plateau
2357:Designated areas
2339:Grand Valley AVA
2203:Major reservoirs
2117:
2116:
1912:Colorado Plateau
1890:Natural features
1853:
1848:
1843:
1838:
1812:Westwater Canyon
1768:
1762:
1756:
1750:
1744:
1731:
1724:
1712:
1705:
1698:
1691:
1684:
1677:
1670:
1642:
1635:
1628:
1619:
1618:
1598:BLM Dolores Info
1562:
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1524:
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1504:
1503:
1501:
1500:
1485:
1479:
1478:
1476:
1475:
1461:
1455:
1454:
1449:. Archived from
1439:
1433:
1432:
1425:
1419:
1418:
1416:
1414:
1405:. Archived from
1399:
1393:
1392:
1390:
1389:
1383:
1377:. Archived from
1376:
1368:
1362:
1361:
1355:
1347:
1345:
1344:
1338:
1332:. Archived from
1331:
1323:
1317:
1312:
1303:
1302:
1300:
1299:
1284:
1278:
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1274:
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1250:
1249:
1234:
1228:
1227:
1225:
1224:
1209:
1203:
1202:
1200:
1199:
1190:. Archived from
1184:
1178:
1177:
1170:
1164:
1163:
1161:
1159:
1150:. Archived from
1144:
1138:
1137:
1135:
1133:
1112:"Paradox Valley"
1108:
1102:
1101:
1099:
1098:
1089:. Archived from
1083:
1077:
1076:
1074:
1073:
1064:. Archived from
1058:
1049:
1048:
1046:
1045:
1028:
1013:
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1005:
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995:
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915:
891:
843:
831:
819:
784:Cahone, Colorado
776:McPhee Reservoir
755:Cortez, Colorado
751:McPhee Reservoir
715:Westwater Canyon
692:Dakota sandstone
670:. The uplift of
624:Uravan, Colorado
586:San Miguel River
548:Montezuma County
540:McPhee Reservoir
534:, receiving the
524:Lizard Head Pass
477:Colorado Plateau
437:
410:
400:
390:
377:
332:
331:
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310:
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207:Montezuma County
203:
145:
133:
121:
120:
114:
107:
103:
100:
94:
92:
51:
27:
19:
2553:
2552:
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2546:
2544:
2543:
2542:
2473:
2472:
2471:
2466:
2403:
2348:
2312:
2308:Coachella Canal
2270:
2264:
2260:San Carlos Lake
2198:
2129:Shadow Mountain
2108:
2025:Escalante River
1996:
1987:Montague Island
1977:Imperial Valley
1957:Colorado Desert
1902:Rocky Mountains
1885:
1851:
1846:
1841:
1834:
1817:Cataract Canyon
1799:De Beque Canyon
1794:Glenwood Canyon
1769:
1763:
1757:
1751:
1745:
1736:
1727:
1722:Baja California
1720:
1708:
1701:
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1680:
1673:
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1381:
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1370:
1369:
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1349:
1348:
1342:
1340:
1336:
1329:
1327:"Archived copy"
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1313:
1306:
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1195:
1194:on 6 March 2015
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983:
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895:"Dolores River"
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58:"Dolores River"
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2075:San Juan River
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2057:
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2050:Gunnison River
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1554:External links
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1453:on 2015-01-19.
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1009:"Hermosa Peak"
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938:on 28 May 2014
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660:San Juan River
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2174:Headgate Rock
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2121:Mainstem dams
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2099:Williams Fork
2097:
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2087:
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2084:Tapeats Creek
2081:
2080:Thunder River
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2020:Dolores River
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1947:Parker Valley
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1942:Mohave Valley
1940:
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1932:Mojave Desert
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1882:Mohave Canyon
1881:
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1869:
1866:
1864:Virgin Canyon
1863:
1860:
1857:
1850:
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1842:Granite Gorge
1840:
1837:
1836:Marble Canyon
1833:
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1826:
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1821:Narrow Canyon
1820:
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1657:Jurisdictions
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1565:Dolores River
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1509:
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1408:
1404:
1398:
1384:on 2015-09-05
1380:
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1339:on 2015-09-05
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1123:
1119:
1118:
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1107:
1093:on 2015-02-21
1092:
1088:
1082:
1068:on 2015-01-19
1067:
1063:
1057:
1055:
1040:. ACME Mapper
1039:
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677:Pennsylvanian
673:
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621:
620:Hanging Flume
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454:Dolores River
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162:United States
160:
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144:
139:
135:Dolores River
132:
127:
124:Dolores River
122:
113:
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102:
99:December 2009
91:
88:
84:
81:
77:
74:
70:
67:
63:
60: –
59:
55:
54:Find sources:
48:
44:
38:
37:
32:This article
30:
26:
21:
20:
2432:Floyd Dominy
2414:
2344:Yuma Project
2144:Grand Valley
2089:Virgin River
2035:Fraser River
2019:
1897:River course
1873:Black Canyon
1830:Grand Canyon
1781:Byers Canyon
1557:
1541:. Retrieved
1537:
1528:
1517:. Retrieved
1508:
1497:. Retrieved
1495:. 2024-08-15
1492:
1483:
1472:. Retrieved
1468:
1459:
1451:the original
1446:
1437:
1423:
1411:. Retrieved
1407:the original
1397:
1386:. Retrieved
1379:the original
1366:
1341:. Retrieved
1334:the original
1321:
1296:. Retrieved
1291:
1282:
1271:. Retrieved
1266:
1257:
1246:. Retrieved
1241:
1232:
1221:. Retrieved
1216:
1207:
1196:. Retrieved
1192:the original
1182:
1168:
1156:. Retrieved
1152:the original
1142:
1130:. Retrieved
1115:
1106:
1095:. Retrieved
1091:the original
1081:
1070:. Retrieved
1066:the original
1042:. Retrieved
1032:
1003:
992:. Retrieved
987:
961:. Retrieved
951:
940:. Retrieved
936:the original
912:. Retrieved
898:
801:
781:
773:
764:
760:
748:
711:Grand Valley
700:
664:Four Corners
657:
646:Measured at
645:
634:Measured at
633:
617:
609:Dewey Bridge
605:Grand County
590:
577:
575:
552:
513:
497:
484:
479:west of the
453:
451:
288:Grand County
105:
96:
86:
79:
72:
65:
53:
41:Please help
36:verification
33:
2437:Lee's Ferry
2303:Alamo Canal
2278:Grand Ditch
2245:Lake Havasu
2240:Lake Mohave
2230:Lake Powell
2225:Navajo Lake
2154:Glen Canyon
2149:Price-Stubb
2113:Engineering
2065:Paria River
2055:Kanab Creek
2045:Green River
2030:Eagle River
2002:Tributaries
1962:Alamo River
1825:Glen Canyon
1807:Ruby Canyon
1786:Gore Canyon
1132:28 November
726:during the
687:. A cap of
636:Cisco, Utah
593:Mesa County
427:Tributaries
324: /
312:109°16′02″W
243: /
231:107°52′47″W
2477:Categories
2179:Palo Verde
2040:Gila River
2010:Blue River
1972:Salton Sea
1917:Grand Lake
1696:New Mexico
1675:California
1543:2024-08-23
1519:2024-08-23
1499:2024-08-23
1474:2024-08-23
1465:"Proposal"
1413:19 January
1388:2015-01-19
1343:2015-01-19
1298:2015-01-19
1273:2015-01-19
1248:2015-01-19
1223:2015-01-19
1198:2015-01-26
1097:2015-01-19
1072:2015-01-19
1044:2009-10-29
994:2013-01-31
963:2013-01-31
942:2015-01-10
914:2011-01-27
879:References
724:glaciation
689:Cretaceous
668:New Mexico
355:Basin size
309:38°49′00″N
228:37°43′18″N
69:newspapers
2235:Lake Mead
2139:Windy Gap
2104:Río Hardy
1967:New River
1790:Red Gorge
1315:Guidebook
728:Paleozoic
720:water gap
662:near the
630:Discharge
381:Cisco, UT
367:Discharge
2184:Imperial
1682:Colorado
1493:KUSA.com
1352:cite web
1158:16 April
852:See also
786:down to
685:Jurassic
493:Santa Fe
469:Colorado
211:Colorado
172:Colorado
153:Location
2194:Morelos
1774:Canyons
1717:Mexico
1710:Wyoming
1668:Arizona
654:Geology
597:Gateway
544:Dolores
526:in the
158:Country
83:scholar
2271:canals
2189:Laguna
2169:Parker
2159:Hoover
2134:Granby
1729:Sonora
1689:Nevada
1651:system
578:across
559:strata
502:Course
465:states
430:
370:
347:Length
191:Source
85:
78:
71:
64:
56:
2164:Davis
1982:Delta
1382:(PDF)
1375:(PDF)
1337:(PDF)
1330:(PDF)
984:(PDF)
753:near
563:Egnar
542:near
518:, in
271:Mouth
168:State
90:JSTOR
76:books
1703:Utah
1415:2015
1358:link
1160:2011
1134:2009
618:The
613:Moab
601:Utah
580:the
532:Rico
473:Utah
471:and
462:U.S.
452:The
292:Utah
176:Utah
62:news
546:in
467:of
45:by
2479::
1574:–
1536:.
1491:.
1467:.
1445:.
1354:}}
1350:{{
1307:^
1290:.
1265:.
1240:.
1215:.
1124:,
1120:.
1114:.
1053:^
1017:^
986:.
972:^
923:^
907:,
903:.
897:.
886:^
730:.
698:.
626:.
615:.
573:.
495:.
443:,
290:,
209:,
174:,
2082:/
1641:e
1634:t
1627:v
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1391:.
1360:)
1346:.
1301:.
1276:.
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1226:.
1201:.
1176:.
1162:.
1136:.
1100:.
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1011:.
997:.
966:.
945:.
917:.
112:)
106:(
101:)
97:(
87:·
80:·
73:·
66:·
39:.
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.