Oregon Water Resources Department
Groundwater Information System Mapping Tool

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Nbr of Measured BLSD

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Observation Wells (Statewide)

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river_mile_anno_L12

rivemileannol12

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river_mile_anno_L14

rivemileannol14

river_mile_anno_L15

rivermileannol15

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rivermileannol16

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Water Quality Limited Pollutant - 2018

ODFW Fish Habitat Distribution - 2018

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Area above Grande Ronde, Wallawa, and Minam SSWs in Alluvium

Concern Ratings

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Exceeded Decline Permit Conditions

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Permit Applications found Beyond the Capacity of the Resource

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Availability of Hydraulically Connected SW

Hydraulic Connection Determinations in GW Technical Reviews

Blank: Insufficient Data

Majority Not Connected

Majority Connected Townships Colored as Below

Availability of Surface Water in August in Townships Typically Hydraulically Connected

Blank: insufficient Data

>75%

<=75%

Well Yields

Median Yield among Irrigation Wells (among>=3 tests)

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>400

Estimated Minimum Well Yield for Irrigation

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>300

Yield-Limited Townships

DOGAMI Geology

Faults

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Geologic polygon contact lines

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Quaternary Surficial Deposits

Quaternary Volcanics

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Dalles Group

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Neogene sedimentary rocks

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Early Winema Volcanic Field

Harney Basin Volcanic Field

High Lava Plains Volcanic Province

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Oregon-Idaho Graben

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Coastal alkalic basalts

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Keasey-Alsea Group

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Tyee Group

Whalecove-Gnat Creek Group

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Early Western Cascade Volcanics

Goble Group

John Day/Clarno Group

Late Western Cascade Volcanics

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Paleogene volcanic rocks

Siletz Terrane

Mitchell Group

Myrtle Group

Paleogene sedimentary rocks

Nevadan intrusives

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Baker Terrane

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Gold Beach Terrane

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Olds Ferry Terrane

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Pueblo Mountain Metamorphic Complex

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1	18087	BAKE0051782	Details	null	Log	03/30/2009	03/14/2025	3351	503	85268	Quaternary-Late Tertiary sediment Aq	44.88324911	-117.92707397

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Hydrograph (wl count)

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SOW

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Oregon Water Resources Department Groundwater Information System Mapping Tool

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Oregon Water Resources Department
Groundwater Information System Mapping Tool