National Geologic Map Database
Product Description Page
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Title: Analysis of biological data collected in the Bull Run watershed, Portland, Oregon - 1978 to 1983
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Author(s): Clifton, D.G.
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Publishing Organization: U.S. Geological Survey
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Series and Number: Water-Resources Investigations Report 85-4245
- Publication Date: 1985
- Map Scale: 1:195,000
- Cross Section: None
- North Latitude: 45° 33' 47" N (45.5630)
- South Latitude: 45° 25' 1" N (45.4170)
- East Longitude: 121° 48' 0" W (-121.8000)
- West Longitude: 122° 8' 31" W (-122.1420)
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* Names and boundaries are not necessarily authoritative, and are provided here solely for general orientation.