Portfolio Category: Wetlands & Streams

Willow Grove Advance Mitigation Site

The Willow Grove Advance Mitigation Site is approximately 367 acres. The Port of Longview purchased the land with the intent to develop and later sold a portion of the site to the Columbia Land Trust (CLT) when the cost of development was determined to be undesirably high. The Port retained ownership of approximately 75 acres…
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Swift Canal: Second Opinion

Cowlitz PUD requested a second opinion from Ecological Land Services, Inc. (ELS) regarding an area of concern near one of their reservoirs. ELS biologists and ecologists investigated potential wetlands between the lower levee access road and Swift Canal east of Forest Road 90 in Skamania County, Washington. ELS staff took data plots and photographs to…
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Stream Surveying

ELS has conducted stream surveying services for Manke Timber Company from 2005 to present on numerous properties throughout Lewis, Thurston, Mason, Pierce and Grays Harbor counties.  Specific tasks included: stream mapping, gradient determinations, bank-full width measurements, photo documentation, electro-fishing, visual observation of fish, and water type modification applications for commercial timber harvesting projects.  Individual parcels…
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South Fork McCorkle Creek Detention Structure

The existing South Fork McCorkle Creek Detention Structure, located at the eastern terminus of Sparks Drive, in Lexington, is under local, state, and federal permit reviews to raise the crest height of the earthen structure by 15 feet. The proposed project will improve the structure’s flood storage capacity to moderate downstream flows and provide improved…
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