Difference between revisions of "Portal:Desired Future Conditions -DFCs"
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''' | ''' | ||
− | == Sediment-related Resources == | + | == [http://gcdamp.com/index.php?title=GCDAMP_Sediment Sediment-related Resources] == |
''' | ''' | ||
High elevation open riparian sediment deposits along the Colorado River in sufficient volume, area, and distribution so as to provide habitat to sustain native biota and desired ecosystem processes.<br> | High elevation open riparian sediment deposits along the Colorado River in sufficient volume, area, and distribution so as to provide habitat to sustain native biota and desired ecosystem processes.<br> | ||
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''' | ''' | ||
− | == Water Quality == | + | == [http://gcdamp.com/index.php?title=WATER_QUALITY Water Quality] == |
''' | ''' | ||
Water quality with regards to dissolved oxygen, nutrient concentrations and cycling, turbidity, temperature, etc., is sufficient to support natural ecosystem functions, visitor safety and visitor experience to the extent feasible and consistent with the life history requirements of focal aquatic species.<br> | Water quality with regards to dissolved oxygen, nutrient concentrations and cycling, turbidity, temperature, etc., is sufficient to support natural ecosystem functions, visitor safety and visitor experience to the extent feasible and consistent with the life history requirements of focal aquatic species.<br> | ||
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== CRE Aquatic Domain == | == CRE Aquatic Domain == | ||
''' | ''' | ||
− | '''Aquatic Food Base:'''<br> | + | '''[http://gcdamp.com/index.php?title=FOOD_BASE Aquatic Food Base:]'''<br> |
The aquatic food base will sustainably support viable populations of desired species at all trophic levels. Assure that an adequate, diverse, productive aquatic foodbase exists for fish and other aquatic and terrestrial species that depend on those food resources.<br> | The aquatic food base will sustainably support viable populations of desired species at all trophic levels. Assure that an adequate, diverse, productive aquatic foodbase exists for fish and other aquatic and terrestrial species that depend on those food resources.<br> | ||
− | '''Native Species:'''<br> | + | '''[http://gcdamp.com/index.php?title=FISH Native Species:]'''<br> |
Native fish species and their habitats (including critical habitats) sustainably maintained throughout in each species’ natural ranges in the CRE.<br> | Native fish species and their habitats (including critical habitats) sustainably maintained throughout in each species’ natural ranges in the CRE.<br> | ||
• A healthy, self-sustaining populations of other remaining native fish with appropriate distribution (flannelmouth sucker, bluehead sucker, speckled dace, so that listing under the ESA is not needed.<br> | • A healthy, self-sustaining populations of other remaining native fish with appropriate distribution (flannelmouth sucker, bluehead sucker, speckled dace, so that listing under the ESA is not needed.<br> | ||
− | '''Humpback chub (HBC):'''<br> | + | '''[http://gcdamp.com/index.php?title=Humpback_Chub_Page Humpback chub (HBC):]'''<br> |
• Achieve HBC recovery in accord with the Endangered Species Act (ESA), the HBC comprehensive management plan, and with the assistance of collaborators within and external to the AMP.<br> | • Achieve HBC recovery in accord with the Endangered Species Act (ESA), the HBC comprehensive management plan, and with the assistance of collaborators within and external to the AMP.<br> | ||
• A self-sustaining HBC population in its natural range in the CRE.<br> | • A self-sustaining HBC population in its natural range in the CRE.<br> | ||
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• Adequate survival of young-of-year or juvenile HBC that enter the mainstem to maintain reproductive potential of the population and achieve population sizes consistent with recovery goals.<br> | • Adequate survival of young-of-year or juvenile HBC that enter the mainstem to maintain reproductive potential of the population and achieve population sizes consistent with recovery goals.<br> | ||
− | '''Rainbow trout:'''<br> | + | '''[http://gcdamp.com/index.php?title=FISHERY Rainbow trout:]'''<br> |
A high quality trout fishery in GCNRA, as further described in the Recreation DFC that does not adversely affect the native aquatic community in GCNP.<br> | A high quality trout fishery in GCNRA, as further described in the Recreation DFC that does not adversely affect the native aquatic community in GCNP.<br> | ||
• Minimize emigration of non-native fish from the Lees Ferry reach in Glen Canyon National Recreation Area to downstream locations.<br> | • Minimize emigration of non-native fish from the Lees Ferry reach in Glen Canyon National Recreation Area to downstream locations.<br> | ||
• Minimize emigration of non-native warm water fish to the mainstem Colorado River.<br> | • Minimize emigration of non-native warm water fish to the mainstem Colorado River.<br> | ||
− | '''Extirpated Species:'''<br> | + | |
+ | '''[http://gcdamp.com/index.php?title=EXTIRPATED Extirpated Species:]'''<br> | ||
Re-establish fishes extirpated from Grand Canyon, where feasible and consistent with recovery goals for HBC and the recovery goals of those extirpated fishes. See the linkages that follow for further information.<br> | Re-establish fishes extirpated from Grand Canyon, where feasible and consistent with recovery goals for HBC and the recovery goals of those extirpated fishes. See the linkages that follow for further information.<br> | ||
− | '''Nonfish Biotic Communities:'''<br> | + | '''[http://gcdamp.com/index.php?title=ECOSYSTEM Nonfish Biotic Communities:]'''<br> |
Native non-fish aquatic biota and their habitats are sustainably maintained with ecologically appropriate distributions.<br> | Native non-fish aquatic biota and their habitats are sustainably maintained with ecologically appropriate distributions.<br> | ||
• Populations of native non-fish species (invertebrates and vertebrates, including Northern Leopard Frog).<br> | • Populations of native non-fish species (invertebrates and vertebrates, including Northern Leopard Frog).<br> | ||
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''' | ''' | ||
− | == CRE Riparian Domain == | + | == [http://gcdamp.com/index.php?title=Riparian_Vegetation CRE Riparian Domain] == |
''' | ''' | ||
Native riparian systems, in various stages of maturity, are diverse, healthy, productive, self-sustaining, and ecologically appropriate.<br> | Native riparian systems, in various stages of maturity, are diverse, healthy, productive, self-sustaining, and ecologically appropriate.<br> | ||
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− | ! <h2 style="margin:0; background:#cef2e0; font-size:120%; font-weight:bold; border:1px solid #a3bfb1; text-align:left; color:#000; padding:0.2em 0.4em;">Hydropower DFCs</h2> | + | ! <h2 style="margin:0; background:#cef2e0; font-size:120%; font-weight:bold; border:1px solid #a3bfb1; text-align:left; color:#000; padding:0.2em 0.4em;">[http://gcdamp.com/index.php?title=HYDROPOWER Hydropower DFCs]</h2> |
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− | ! <h2 style="margin:0; background:#cef2e0; font-size:120%; font-weight:bold; border:1px solid #a3bfb1; text-align:left; color:#000; padding:0.2em 0.4em;">Cultural Resources DFCs</h2> | + | ! <h2 style="margin:0; background:#cef2e0; font-size:120%; font-weight:bold; border:1px solid #a3bfb1; text-align:left; color:#000; padding:0.2em 0.4em;">[http://gcdamp.com/index.php?title=CULTURAL Cultural Resources DFCs]</h2> |
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''' | ''' | ||
− | == Traditional Cultural Properties (TCPs): == | + | == [http://gcdamp.com/index.php?title=Tribal_Resources Traditional Cultural Properties (TCPs):] == |
''' | ''' | ||
• Attributes are maintained such as National Register eligibility is not compromised. These attributes will be specific to the traditionally associated peoples and will need to be identified by the federal agencies in consultation with those groups. Attributes may include aspects of location or physical integrity, as well as be intangible elements that link the resource to ongoing traditional cultural practices.<br> | • Attributes are maintained such as National Register eligibility is not compromised. These attributes will be specific to the traditionally associated peoples and will need to be identified by the federal agencies in consultation with those groups. Attributes may include aspects of location or physical integrity, as well as be intangible elements that link the resource to ongoing traditional cultural practices.<br> | ||
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− | ! <h2 style="margin:0; background:#cef2e0; font-size:120%; font-weight:bold; border:1px solid #a3bfb1; text-align:left; color:#000; padding:0.2em 0.4em;">Recreation DFCs</h2> | + | ! <h2 style="margin:0; background:#cef2e0; font-size:120%; font-weight:bold; border:1px solid #a3bfb1; text-align:left; color:#000; padding:0.2em 0.4em;">[http://gcdamp.com/index.php?title=RECREATION Recreation DFCs]</h2> |
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'''River Recreation in Grand Canyon National Park'''<br> | '''River Recreation in Grand Canyon National Park'''<br> | ||
• Stewardship worthy of the Grand Canyon so that it can be passed from generation to generation in as natural condition as possible.<br> | • Stewardship worthy of the Grand Canyon so that it can be passed from generation to generation in as natural condition as possible.<br> | ||
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*[[Media:DFCs 2012.pdf| 2012 Desired Future Conditions]] | *[[Media:DFCs 2012.pdf| 2012 Desired Future Conditions]] | ||
*[http://www.usbr.gov/uc/rm/amp/twg/mtgs/16jan26/documents/Attach_01c.pdf Desired Future Conditions memo from Anne Castle to the AWMG Dated August 19, 2015] | *[http://www.usbr.gov/uc/rm/amp/twg/mtgs/16jan26/documents/Attach_01c.pdf Desired Future Conditions memo from Anne Castle to the AWMG Dated August 19, 2015] | ||
− | *[[ | + | *[[Media:DFC_History_and_Salazar_Letter_Approving_DFCs_043012-1_Dec_12_highlight.pdf|Memo from Ken Salazar to Anne Castle approving DFCs dated April 30, 2012]] |
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− | + | ! <h2 style="margin:0; background:#cedff2; font-size:120%; font-weight:bold; border:1px solid #a3b0bf; text-align:left; color:#000; padding:0.2em 0.4em;">List of DFC Goals</h2> | |
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− | ! <h2 style="margin:0; background:#cedff2; font-size:120%; font-weight:bold; border:1px solid #a3b0bf; text-align:left; color:#000; padding:0.2em 0.4em;">List of DFC | + | |
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|style="color:#000;"| | |style="color:#000;"| | ||
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#Protect or improve the '''aquatic food base''' so that it supports viable populations of desired species at higher trophic levels. | #Protect or improve the '''aquatic food base''' so that it supports viable populations of desired species at higher trophic levels. | ||
#Maintain or attain viable populations of existing '''native fish''', and prevent adverse modification to their habitat (including critical habitat). | #Maintain or attain viable populations of existing '''native fish''', and prevent adverse modification to their habitat (including critical habitat). | ||
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#Maintain or attain levels of '''sediment storage''' within the main channel and along shorelines to achieve ecosystem goals. | #Maintain or attain levels of '''sediment storage''' within the main channel and along shorelines to achieve ecosystem goals. | ||
#Maintain or improve the '''quality of recreational experiences''' for users of the Colorado River ecosystem, within the framework of ecosystem goals. | #Maintain or improve the '''quality of recreational experiences''' for users of the Colorado River ecosystem, within the framework of ecosystem goals. | ||
− | #Maintain '''power production capacity''' and '''energy generation''',and increase where feasible and advisable, | + | #Maintain '''power production capacity''' and '''energy generation''', and increase where feasible and advisable, within the framework of the Adaptive Management ecosystem goals. |
#Preserve, protect, manage and treat '''cultural resources''' for the inspiration and benefit of past, present, and future generations. | #Preserve, protect, manage and treat '''cultural resources''' for the inspiration and benefit of past, present, and future generations. | ||
*'''Tribal Resource Condition Objectives''' | *'''Tribal Resource Condition Objectives''' | ||
**Recommended that the agencies consult with the Tribes to insure these objectives are consistent with Tribal perspectives. | **Recommended that the agencies consult with the Tribes to insure these objectives are consistent with Tribal perspectives. | ||
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+ | ! <h2 style="margin:0; background:#cedff2; font-size:120%; font-weight:bold; border:1px solid #a3b0bf; text-align:left; color:#000; padding:0.2em 0.4em;">Presentations</h2> | ||
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+ | '''2011''' | ||
+ | *[https://www.usbr.gov/uc/rm/amp/amwg/mtgs/11aug24/Attach_04a.pdf AIF: Desired Future Conditions] | ||
+ | *[https://www.usbr.gov/uc/rm/amp/amwg/mtgs/11aug24/Attach_04b.pdf E-mail message from Anne Castle and DFC Comparison Table] | ||
+ | |||
+ | '''2010''' | ||
+ | *[https://www.usbr.gov/uc/rm/amp/amwg/mtgs/10feb03/Attach_11.pdf AIF: Desired Future Conditions and DFC Memo] | ||
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Latest revision as of 11:16, 16 December 2024
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The Desired Future Conditions (DFCs) are intended to be used within the Adaptive Management Program (AMP), including by the Adaptive Management Work Group (AMWG), to help guide the development of recommendations concerning management of Glen Canyon Dam operations and related activities, and dam impacts on Grand Canyon National Park (GCNP) and Glen Canyon National Recreation Area (GCNRA). The focus of this document is to identify DFCs that can be accomplished through dam operations. However, for the sake of completeness, this document also includes DFCs that might be achieved through non-operational measures. |
Justification The Secretary is authorized to consider and implement both operational and non-operational measures to address downstream effects of Glen Canyon Dam if those measures meet the Grand Canyon Protection Act’s goal of protecting, mitigating adverse impacts to, and improving the resources downstream of the dam. |
Scope of the DFCs The Colorado River ecosystem (CRE) which is defined as the Colorado River mainstream corridor and interacting resources in associated riparian and terrace zones, located primarily from the fore bay of Glen Canyon Dam to the western boundary of Grand Canyon National Park. It includes the area where the dam operations impact physical, biological, recreational, cultural, and other resources. The scope of GCDAMP activities may include limited investigations into some tributaries (e.g. the Little Colorado and Paria Rivers). |
DFC Organization These DFCs are divided into four categories, including the Colorado River Ecosystem, Power, Cultural Resources, and Recreation. There are many direct and indirect, short-term and long-term ecosystem responses to dam existence and operations. These DFCs are directly or indirectly linked on short and long-term bases through dam-related flows, sediment retention and distribution, hydropower production, fish and wildlife populations, recreation, and visitor experience. |
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