Department of Ecology River and Stream Monitoring

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Station details for:

48A140 - Methow R @ Twisp

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  
ecoregion Columbia Basin
county Okanogan
contact Dugger
map detail
latitude 48.3593
longitude 120.1143
river mile 39.4
substrate Cobble
flow Yes
gaging GH
mixing Good
elevation 1552 ft.
surrounding Twisp
waterbody id WA-48-1020
comment REPLACES 48A130 WHICH WAS A BANK SAMPLE. Station initiated 10-1-1989.
access to monitoring resultsproject data for wria 48 containing all 48A140 results
tab-delimited text format,  76 kilobytes,
requires WinZip®, PkZip®, or compatible

all 48A140 results for 14 standard parameters
html table, approximately 280 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,  296 kilobytes,
requires WinZip, Pkzip, or compatible

* Descriptions of station details are available here.