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Last modified
6/11/2010 2:07:19 PM
Creation date
5/15/2007 10:43:24 AM
Metadata
Fields
Template:
Watershed Protection
Document ID
123
County
Rio Grande
Stream Name
Alamosa River
Basin
Rio Grande
Sub-Basin
Alamosa - Trinchera
Water Division
3
Title
Alamosa River Watershed Project Literature and Watershed Assesment, Final EPA Report
Date
9/30/2003
Prepared For
Valle del Sol Community Center
Prepared By
US Environmental Protection Agency
Watershed Pro - Doc Type
Project Report
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<br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br /> <br />3.5 Mining <br /> <br />In Conejos County the area associated with mineral extraction accounts for only 0.71 <br />percent of privately owned land (1,946 acres). Most of the mineral extraction activities <br />occur in the watershed just south of the Alamosa River Watershed (Conejos River <br />Watershed) around Platoro. primarily for silver extraction (9). There are currently no <br />large-scale mineral extraction activities occurring in the Alamosa River Watershed. <br /> <br />Mining Permits and Claims exist in the Alamosa River Watershed. Attachment 3 <br />provides a listing of the mineral rights owners in the Alamosa River Watershed. A few <br />active permits and claims are owned by three individuals; Clifford Mansanares has the <br />Long Walk and Whiskey Claims. Ryan Burns possesses the Burns #1 and #2 claims, <br />and Wayne Burns also has the Burns #2 claim (15). Historically, the Miser Mine was <br />activated by Earth Resources I nc. in 1998 (16). <br /> <br />The USFS Rio Grande National Forest Management Plan recognizes that mineral <br />development is compatible with the ecosystem capabilities and resource values. <br />Balanced use and development of mineral resources is allowed with appropriate <br />mitigation and monitoring. Any problems with mining activities on USFS property are <br />expected to be corrected (11). <br /> <br />Conejos County has a mineral extraction plan that facilitates preservation and protection <br />of the local commercial mineral deposits. Applicants must ensure that all extraction <br />activities address environmental and compatibility issues for approval. <br /> <br />3.6 Ecological CommunitiesNegetation <br /> <br />The Alamosa River Watershed contains a diversity of ecological communities. There <br />are four major ecological communities in the Alamosa River Watershed. These <br />ecological communities include the following (9): <br /> <br />1. Desert Shrubland and Grasslands- these areas are found as high as 7.500-8,000 <br />feet in elevation. Shrubland contains semi-desert (less than 10 inches precipitation), <br />sagebrush and mountains. Exposed soils comprise over 50 percent of the <br />ground cover and plant species tend to be low in height. <br />2. Low to Mid-Elevation Forest and Woodlands-In the foothills and lower mountain <br />areas (6.000-8,000 feet) open forests and woodlands form a green canopy. Juniper <br />and Pinyon Pine are the dominant species, though sparse. The vegetation near <br />Terrace Reservoir is predominately Pinyon Pine trees with undergrowth of rangeland <br />grass. <br />3. Mid to High-Elevation Forests- Dense strands of fir cover the mountainsides (8,000- <br />9,500 feet). Douglas Fir and White Fir are dominant species in these elevations. At <br />the lower elevations, and Ponderosa Pine prevail. <br />4. Alpine Tundra, Meadows and Rock Slopes- Landscape of broken forest and <br />montane grasslands, and alpine tundra and rock outcrops dominate. This zone is <br />from 10,000-14.000 feet. <br /> <br />3-7 <br />
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