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6 Titles Match Your Query
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1. Phosphorus and E.coli in the Fanno and Bronson Creek Subbasins of the Tualatin River Basin, Oregon, During Summer Low-Flow Conditions, 1996. [WRIR_004062]
As part of an ongoing cooperative study between the Unified Sewerage Agency of Washington County, Oregon, and the U.S. Geological Survey, phosphorus and Escherichia coli (E. coli) concentrations were ...

2. Modeling Water Quality in the Tualatin River, Oregon, 1991-1997 [WRIR_01_4062]
The calibration of a model of flow, temperature, and water quality in the Tualatin River, Oregon, originally calibrated for the summers of 1991 through 1993, was extended to the summers of 1991 through ...

3. Sensitivity of Cytochrome P450-1A1 Induction in Fish as a Biomarker for Distribution of TCDD and TCDF in the Willamette River,Oregon [BESTsed03]
Sampling sites were selected based upon possible industrial pollution sources. Surface sediment at six stations in the Willamette River mainstem and Middle Fork were sampled for dioxins and furans. ...

4. Shaded-relief and Color Shaded-relief maps of the Willamette Valley, Oregon USGS OFR 01-294 [USGS_OFR01-294]
This digital data set, compiled from new 10-meter digital elevation model (DEM) data, represents the physiography of the Willamette Valley, Oregon. This new physiographic data is useful because the ...

5. White Sturgeon Habitat in the Lower Columbia River [brdnbsc0001]
Estimates of spawning habitat for white sturgeons Acipenser transmontanus in the tailraces of the four dams on the lower 470 km of the Columbia River were obtained by using the Physical Habitat ...

6. Columbia Slough Sediment Analysis and Remediation Project. Phase I Report. [BESTsed04]
The Columbia Slough, an important recreational resource for the people of Portland, runs east to west just north of Portland and extends for more than 18 miles. For the purposes of this report the ...

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