Review of Data and Summary Opinions regarding Snowmass Creek Modification

Summary

Technical report (1992-1994). Covers Snowmass Creek, Colorado, Pitkin. Topics: instream flow determinations, discharge measurement, cross section analysis, Instream Flow Incremental Methodology. Agencies: Conservation Board, CDOW, CWCB. Cites 58 external works.

Local Knowledge Graph (41 entities)

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Stakeholders (25)

Agencies, organizations, and groups mentioned as actors in this document.

United States Forest ServiceUnited States Bureau of Land ManagementUnited States Fish and Wildlife ServiceUnited States Geological SurveyColorado Department of WildlifeColorado Water Conservation BoardArmy Corps of EngineersDivision of Wildlife

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Division of Water ResourcesEnvironmental Defense FundMontana Department of Fish, Wildlife and ParksAspen Ski CompanyDon Chapman Consultants, Inc.Snowmass Water and Sanitation DistrictDivision 5 Water CourtSWSDEast Bay Municipal Utility DistrictChadwick and AssociatesConservation BoardState of Vermont Agency of Natural ResourcesASCEA EngineeringMiller & AssociatesNatural Resources AgencyEA Engineering, Science, and Technology, Inc.

Places (39)

Colorado Rocky Mountains California Denver Ontario Fort Collins Utah Montana

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Idaho Convict Creek Brush Creek Saskatchewan Hampshire Grand Junction Pitkin Pitkin County Vermont Green River Temple Fork Western Washington Cascade Snowmass Creek drainage Snowmass Creek watershed Flaming Gorge Roaring Fork New Brunswick Castle Creek West Snowmass Creek West Snowmass Creek Snowmass Lake Maroon Creek Capitol Creek Credit River Miramichi River American River Snowmass Ski Area Ziegler Bridge East Walker River Logen River system Logan River

Concepts & Topics (46)

snowpack persistence snowpack persistence groundwater storage dynamics streamflow streamflow streamflow water table depths concentration-discharge relationships

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hydraulic gradient habitat quality discharge water partitioning ice microphysical processes ice microphysical processes ice microphysical processes blowing snow current velocity R2 water allocation aquatic entomology minimum flow reduction vertical profile electroshocking statistical modeling Budyko formulation seasonal isolation spawning diversions minimum flows municipal government R2CROSS IFIM Instream Flow Incremental Methodology Physical Habitat Simulation System PHABSIM R2CROSS studies WUA gillnet sampling February median flow February median flow Two-Thirds Median Flow incubation flows Mundie rule Vermont 2/3 median flow R2CROSS methodology wetted perimeter

Species (25)

aquatic insects Salvelinus fontinalis brook trout fish and wildlife Salmo trutta Brown Trout Oncorhynchus mykiss Castor

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Oncorhynchus mykiss gairdnerii Rainbow Trout fish populations Atlantic salmon Oncorhynchus clarkii Colorado River cutthroat trout Cutthroat Trout Oncorhynchus kisutch coho chinook salmon Salvelinus confluentus Salmonidae bull trout salmonids Family Salmonidae steelhead trout

External References Cited (59)

Works cited by this document, grouped by type.

report (28)

Espegren (1996) (1996) — Espegren
Computational Error report (1996)
The Winter Ecology of Trout in Snowmass Creek, Colorado (1995) — Walsh Aquatic Consultants
Record Of Decision (1994)
Final Environmental Impact Statement (1994)

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PHABSIM Data Analysis for Snowmass Creek Downstream of Snowmass Water & Sanitation District Weir (1993) — W. J. Miller and Associates
Miller & Associates report (1993) — Miller & Associates
Supplemental Addendum to their 1992 final report (1993) — Chadwick and Associates
Supplemental report addendum to evaluation of the fishery and minimum streamflow issues of Snowmass Creek (1993) — Chadwick and Associates, Inc.
Chadwick and Associates report (1992) — Chadwick and Associates
Critique of Snowmass Creek Minimum Flow Studies (1992) — Miller
Snowmass Creek habitat assessment (1992) — Chadwick and Associates
Evaluation of the fishery and minimum streamflow issues of Snowmass Creek (1992) — Chadwick and Associates, Inc.
habitat suitability curves for brown trout (1986) — Raleigh et al.
EA Engineering report (1986)
Instream flow methodologies (1986) — EA Engineering, Science, and Technology, Inc.
Habitat suitability index models and instream flow suitability curves. Brown trout, revised (1986) — Raleigh, R.F., L.D. Zuckerman, and P.C. Nelson
Habitat suitability information. Rainbow trout (1984) — Raleigh, R.F., T. Hickman, R.C. Solomon, and P.C. Nelson
habitat suitability curves for rainbow trout (1984) — Raleigh et al.
Nehring (1979) (1979) — Nehring
Evaluation of instream flow methods and determination of water quantity needs for streams in the State of Colorado (1979) — Nehring, R.B.
habitat suitability curves for brook trout (1978) — Bovee
Probability-of-use criteria for the family Salmonidae (1978) — Bovee, K.D.
Nehring (1974) (1974) — Nehring
USFS EIS
USGS Water Resources investigations Report
Final Environmental Impact Statement and Record of Decision — null
Report On and Recommendations For Establishing a Minimum Winter Flow in the Middle Reach of Snowmass Creek — Don Chapman Consultants, Inc.

study (24)

Ice dam observations on Snowmass Creek (1995) — Walsh and Walsh
Winter flow and juvenile rainbow trout habitat use (1995) — Griffith and Smith
Walsh and Walsh study (1995) — Walsh and Walsh
Ice formation processes (1994) — Prowse
Streamflows and ice formation (1993) — Prowse and Gridley

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Fish displacement by ice dam break up (1993) — Power et al.
Snowmass Creek channel assessment (1993) — Hillman
Winter streamflow requirements of brown trout in the East Walker River (1989) — Deinstadt and Wong
Effects of reduced flows on ice formation (1989) — Calkins
Juvenile trout reduction after winter flow decrease (1989) — Contor
Chapman study (1988) — Chapman
Water withdrawal impacts at different elevations (1987) — Chisholm et al.
Moyle et al. study (1983) — Moyle et al.
Winter habitat effects (1982) — Peters
Gosse study (1981) — Gosse
Winter habitat effects on trout (1976) — Mason
Tennant Method (1976) — Tennant
Ice production and discharge reduction (1975) — Osterkamp et al.
Busterd and Narver study (1975) — Busterd and Narver
Winter habitat regulation of trout populations (1966) — Chapman
Trout mortality in side-channels (1959) — Needham and Jones
Brown and rainbow trout mortality in Convict Creek (1952) — Maciolek and Needham
Trout mortalities from ice dam break up (1952) — Maciolek and Needham
Impacts of land-use activities on winter habitat of fish — Cunjak

article (3)

Winter habitat utilization by stream resident brook trout and brown trout (1986) — Cunjak, R. A., and G. Power
Instream flow regimes for fish, wildlife, recreation and related environmental resources (1976) — Tennant, D.L.
Aspects of the winter ecology of juvenile coho salmon and steelhead trout (1975) — Bustard, D. R., and D. W. Narver

other (3)

Environmental Defense Fund v. East Bay Municipal Utility District (1995) — Williams
Development of Instream Flow Recommendations In Colorado Using R2CROSS (1996) — Espegren, Gregory D
Evaluation of Instream Flow Methods and Deterwination of Water Quantity Needs for Streams in the State of Colorado (1979) — Nehring, R. B