Case study:Stora, Holstebro HEP station

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Location: 56° 21' 6.71" N, 8° 38' 17.88" E

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Project overview

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Status	Complete
Project web site
Themes	Habitat and biodiversity, Hydropower, Water quality
Country	Denmark
Main contact forename	Per Soby
Main contact surname	Jensen
Main contact user ID
Contact organisation	Ringkjobing County
Contact organisation web site
Partner organisations
Parent multi-site project
This is a parent project encompassing the following projects	No

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Catchment and subcatchment Select a catchment/subcatchment Edit the catchment and subcatchment details (affects all case studies in this subcatchment) Catchment River basin district River basin Subcatchment River name River Stora Area category 100 - 1000 km² Area (km2) 725 km²72,500 ha <br /> Maximum altitude category Maximum altitude (m) unknown m"unknown m" is not a number. Dominant geology unknown Ecoregion Central Plains Dominant land cover Urban, Grassland Waterbody ID Site Edit site Name Holstebro Hydroelectric power station WFD water body codes WFD (national) typology WFD water body name Pre-project morphology Single channel, Impounded Reference morphology Desired post project morphology Heavily modified water body true National/international site designation Local/regional site designations Protected species present Invasive species present Species of interest Dominant hydrology Dominant substrate River corridor land use Average bankfull channel width category Average bankfull channel width (m) Average bankfull channel depth category Average bankfull channel depth (m) Mean discharge category Mean annual discharge (m3/s) 8900 l/s8.9 m³/s <br /> Average channel gradient category Average channel gradient 0.0080916030534 Average unit stream power (W/m2) Project background Edit project background Reach length directly affected (m) 655 m0.655 km <br />65,500 cm <br /> Project started 1989/01/01 Works started 1989/01/01 Works completed 1989/01/01 Project completed Total cost category 100 - 500 k€ Total cost (k€) 175 k€175,000 € <br /> Benefit to cost ratio Funding sources Danish EPA (3/5), Ringkjobing County (1/5), Holstebro Municipality (1/5) Cost for project phases Phase cost category cost exact (k€) Lead organisation Contact forename Contact surname Investigation and design Stakeholder engagement and communication Works and works supervision Post-project management and maintenance Monitoring Reasons for river restoration Edit reasons for restoration Mitigation of a pressure Hydropower, Navigation Hydromorphology Biology Fish: Abundance, Fish: Species composition Physico-chemical Other reasons for the project Landscape enhancement Measures Edit Measures Structural measures Bank/bed modifications Floodplain / River corridor Planform / Channel pattern Creating new bypass riffle Other Non-structural measures Management interventions Social measures (incl. engagement) Other Monitoring Hydromorphological quality elements Edit Hydromorphological quality elements Element When monitored Type of monitoring Control site used Result Before measures After measures Qualitative Quantitative Biological quality elements Edit biological quality elements Element When monitored Type of monitoring Control site used Result Before measures After measures Qualitative Quantitative Fish: Species composition Improvement Fish: Abundance Improvement Physico-chemical quality elements Edit Physico-chemical quality elements Element When monitored Type of monitoring Control site used Result Before measures After measures Qualitative Quantitative Any other monitoring, e.g. social, economic Edit Other responses Element When monitored Type of monitoring Control site used Result Before measures After measures Qualitative Quantitative Monitoring documents Upload monitoring documents Additional documents and videos Upload additional documents Additional links and references Edit links and references Link Description Supplementary Information Edit Supplementary Information