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Oregon Water Science Center

Columbia River Basalt Stratigraphy in Oregon

In Cooperation with the Oregon Water Resources Department (OWRD)

Table of Geologic Units for Site WASH 52537

USGS Site ID	Well Log ID	Sequence Number	Depth to Top of Interval	Depth to Bottom of Interval	Unit code	Lithology code	Description of material
Skip to data USGS Site ID: Site identification number permanently assigned to the well by the U.S. Geological Survey and recorded in National Water Information System (NWIS), a national computer database maintained by U.S. Geological Survey. Sequence Number: Sequence number assigned to identify a record. Depth to Top of Interval: The depth to the top of this unit, in feet below land surface. Depth to Bottom of Interval: The depth to the bottom of this unit, in feet below land surface. This field should be specified for all units, except the last one in the hole. Unit code: The name of aquifer or geologic unit stored by the U.S. Geological Survey in National Water Information System (NWIS), a national computer database maintained by U.S. Geological Survey. Lithology code: The principal lithology of this unit stored by the U.S. Geological Survey in National Water Information System (NWIS), a national computer database maintained by U.S. Geological Survey. Description of material: The adjective modifier to describe the rock type. --, no data/unknown.
USGS Site ID	Well Log ID	Sequence Number	Depth to Top of Interval	Depth to Bottom of Interval	Unit code	Lithology code	Description of material
453242123022201	WASH 52537	1	0	87	WILLAMETTE SILT	Clay	--
453242123022201	WASH 52537	2	87	1282	TROUTDALE FORMATION	Clay with some Sand	--
453242123022201	WASH 52537	3	1282	1378	BASALT OF SAND HOLLOW OF FRENCHMAN SPRINGS MEMBER OF WANAPUM BA	Basalt	--
453242123022201	WASH 52537	4	1378	1380	ELLENSBURG FORMATION	Claystone	--
453242123022201	WASH 52537	5	1380	1488	BASALT OF GINKGO OF FRENCHMAN SPRINGS MEMBER OF WANAPUM BASALT	Basalt	FLOW 1
453242123022201	WASH 52537	6	1488	--	BASALT OF GINKGO OF FRENCHMAN SPRINGS MEMBER OF WANAPUM BASALT	Basalt	FLOW 2


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Page Last Modified: Wednesday, 09-Jan-2013 18:52:00 EST