Mapping > View Data Summaries (Major River Basin) > Rio Grande Headwaters Profile

The Rio Grande Headwaters Basin

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To view mapped wetlands online, click one of the links below.

[+] Mapped Wetland Area

Wetland Mapping Summary

Area of mapped wetlands 283,346 acres
Percent of basin mapped as wetlands 6%

Wetland Area by Type (acres)

Freshwater Herbaceous237,00784%
Freshwater Shrub 20,1287%
Freshwater Forested 1,479< 1%
Ponds 11,0784%
Lakes 9,9704%
Rivers 2,311< 1%
Other 1,373< 1%

Wetland Area Mapped with Modifiers (acres)

Excavated 2,381< 1%
Dammed 13,1005%
Ditched/Drained 28< 1%
Farmed 0None
Modified by Beaver 1,608< 1%

[+] Wetland Landscape Stressors

Weltand Area by Stressor Class (acres)

No Stress763,45416%
Low Stress1,786,33437%
Moderate Stress731,87715%
High Stress479,79410%
Severe Stress1,068,52522%

[+] Major River Basin Geography and Land Ownership

Total Area and Elevation Range

Total Area 4,830,001 acres 19,547 sq km
Maximum elevation 14,345 ft 4,374 m
Minimum elevation 7,389 ft 2,253 m
Average elevation 9,092 ft 2,772 m

Land Ownership (acres)

Total Federal Lands 2,565,146 53%
 Bureau of Land Management498,00410%
 Bureau of Reclamation3,065< 1%
 Fish and Wildlife Service111,7342%
 National Park Service136,9763%
  Total Forest Service Lands 1,815,367 38%
  Grand Mesa, Uncompahgre, and Gunnison National Forests943< 1%
  Pike and San Isabel National Forests, Cimarron and Comanche National Grasslands168< 1%
  Rio Grande National Forest1,813,97638%
  San Juan National Forest280< 1%
Total State 161,266 3%
 Colorado Division of Wildlife13,761< 1%
 Colorado State Land Board147,1653%
 Colorado State Parks340< 1%
City, County, and Other Local Government Lands 1,309 < 1%
Land Trusts and Non-Governmental Organizations 56,754 1%
Tribal Lands 0 None
Private Lands 2,045,526 42%

Ecoregions (acres)

21: Southern Rockies 2,705,02156%
 21a: Alpine Zone380,7048%
 21b: Crystalline Subalpine Forests235,9425%
 21c: Crystalline Mid-Elevation Forests29,849< 1%
 21d: Foothill Shrublands440,7009%
 21e: Sedimentary Subalpine Forests68,6281%
 21f: Sedimentary Mid-Elevation Forests45,062< 1%
 21g: Volcanic Subalpine Forests1,136,39324%
 21h: Volcanic Mid-Elevation Forests298,0506%
 21j: Grassland Parks69,6911%
22: Arizona/New Mexico Plate 2,124,98044%
 22a: San Luis Shrublands and Hills632,56813%
 22b: San Luis Alluvial Flats and Wetlands776,01916%
 22c: Salt Flats553,73111%
 22e: Sand Dunes and Sand Sheets162,6623%