Department of Ecology River and Stream Monitoring

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Station details for:

49A190 - Okanogan R @ Oroville

Years when sampling has occurred:


Station details*

assessment summaryOverall water quality at this station met or exceeded expectations and is of lowest concern.
(based on water-year 2015 assessment)
last year sampled 2018
type long-term
class A
upstream watershed area 3150 mi2
ecoregion Columbia Basin
county Okanogan
contact Dugger
map detail
latitude 48.9391
longitude 119.4267
river mile 78
substrate mud, silt
flow Yes/Slow
gaging Route
mixing Good-Lake
elevation 917 ft.
surrounding Lake Osoyoos
waterbody id WA-49-1040
comment Right at lake outlet, but has definite flow. Temperatures high because of lake.
access to monitoring resultsproject data for wria 49 containing all 49A190 results
tab-delimited text format,  113 kilobytes,
requires WinZip®, PkZip®, or compatible

all 49A190 results for 14 standard parameters
html table, approximately 520 kilobytes
WARNING: large table may not render properly on some computers, long download is possible
parameter and unit descriptions
continuous temperature data stafiles/
tab-delimited text format,  293 kilobytes,
requires WinZip, Pkzip, or compatible

* Descriptions of station details are available here.