restoration projects in pennsylvania...apr 13, 2017 · 2.5-foot head cut horizontal bank...
TRANSCRIPT
SWEP Annual Conference
April 13, 2017
Restoration Projects in PennsylvaniaKatie Wolff
Regional Regulatory Manager
Company Snapshot
40,400 acres of restored and protected wetlands
180+ miles of streams restored and conserved
3,700 acres of endangered species habitat restoration and preservation
Resource Environmental Solutions (RES) delivers comprehensive ecological restoration and water resource solutions that help project developers obtain required permits and stay in compliance when projects impact wetlands, streams and habitats.
MissionOverview
RES Nursery – Eighty Four, PA
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Identify Site-Specific Impairments
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Identify Site-Specific Impairments
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2.5-foot head cut Horizontal bank migration/erosionExposed stream bank
Identify Site-Specific Impairments
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Collect Baseline Data
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• Professional survey of easement boundary• Remote sensing of historic land uses• Landowner interviews relative to
historic/present site conditions• Geotechnical investigation• Topographic survey• 2D shear stress modeling• Bed stability and habitat pebble counts• Water quality data• Large woody debris• Bank Erosion Hazard Index (BEHI) assessment• Preliminary Jurisdictional Waters of the U.S.
Delineation• Benthic macro-invertebrate sampling• Fish sampling• Flora community composition data• Rare, threatened and endangered species
consultation• Cultural resources consultation• Photo and field note documentation
Restoration Approach Design
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Project Examples
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Robinson Fork Mitigation Bank Washington County, PA
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Robinson Fork Mitigation Bank - Data Validation
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Pre-restoration 2-year storm event
Post-restoration 2-year storm event
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Robinson Fork Mitigation Bank – Pre. vs. Post-Construction533.29 Total Site / 150,168.27 linear feet – Stream Restoration / 53.65 acre – Wetland Restoration
Before & After
UNT 4D – Quantifiable Results
Measurable Results Stream channel post-restoration
Vernal Floodplain Pool
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• Streams
□ Pre-restoration – 894 lf□ Post-restoration – 1,242 lf
• Wetlands
□ Pre-restoration - 0.059 ac□ Post-restoration – 0.70 ac
• Increased stream stability
□ Measured against 100-year storm events
• Improved water quality
□ Reduced bank erosion□ Reduction of sediment from upstream waters
Pennsylvania Statewide Bat Conservation BankGreene County, PA
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High Quality Forested Habitat
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High Value Indiana Bat Roost Tree Species (USFWS, 2017)
Habitat Enhancement
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Questions
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