Mapping > View Data Summaries (River Subbasin) > Piedra Profile

The Piedra Subbasin

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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 10,611 acres
Percent of basin mapped as wetlands 2%


Wetland Area by Type (acres)

Freshwater Herbaceous6,11958%
Freshwater Shrub 7627%
Freshwater Forested 4< 1%
Ponds 1,57115%
Lakes 1,64315%
Rivers 4905%
Other 24< 1%

Wetland Area Mapped with Modifiers (acres)

Excavated 0< 1%
Dammed 0< 1%
Ditched/Drained 0None
Farmed 0None
Modified by Beaver 0< 1%




[+] Wetland Landscape Stressors



Weltand Area by Stressor Class (acres)

No Stress91,42121%
Low Stress171,71640%
Moderate Stress63,43515%
High Stress57,05313%
Severe Stress49,32411%




[+] River Subbasin Geography and Land Ownership


Total Area and Elevation Range

Total Area 432,958 acres 1,752 sq km
Maximum elevation 13,015 ft 3,968 m
Minimum elevation 6,083 ft 1,855 m
Average elevation 8,590 ft 2,619 m


Land Ownership (acres)

Total Federal Lands 320,998 74%
 Bureau of Land Management1,026< 1%
  Total Forest Service Lands 319,972 74%
  Rio Grande National Forest33< 1%
  San Juan National Forest319,93974%
Total State 1,763 < 1%
 Colorado Division of Wildlife1,060< 1%
 Colorado State Land Board703< 1%
City, County, and Other Local Government Lands 0 None
Land Trusts and Non-Governmental Organizations 0 None
Tribal Lands 35,608 8%
Private Lands 74,589 17%


Ecoregions (acres)

21: Southern Rockies 432,958100%
 21a: Alpine Zone25,7556%
 21b: Crystalline Subalpine Forests17,4654%
 21d: Foothill Shrublands17,6994%
 21e: Sedimentary Subalpine Forests100,87223%
 21f: Sedimentary Mid-Elevation Forests232,64854%
 21g: Volcanic Subalpine Forests38,5199%