14-Days of Nitrate at the Willamette River at Portland, OR (14211720)Data are downloaded and processed every 3 hours. The Willamette River at Portland site is located at the Morrison Bridge in downtown Portland, OR. Data are collected every half hour. Periods with no data are plotted are plotted as grey areas. These data are provisional and are subject to revision. Graph updated: Thursday - Apr 18, 2024 at 10:59:06 EDT
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U.S. Department of the Interior |
U.S. Geological Survey
URL: https://or.water.usgs.gov/will_morrison/monitors/will_morrison_no3_14.html
Page Contact Information: Stewart Rounds
Page Last Modified: Monday - Feb 5, 2018 at 18:37:15 EST
