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Washington State Air Quality 20 recent views
State of Washington —
The links on this page provide access to the Washington State Department of Ecology's Air Monitoring Network, which tracks various air pollutants at more than six... -
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Summer Low Flow Indicator 1975-2017
State of Washington —
Summer Low Flow Trend Indicator results, statewide, updated through Oct 2017. This information is updated annually with an additional year of flow data. These results... -
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Western Washington Hydrology Model (WWHM)
State of Washington —
This dataset includes versions of the WWHM as they are released, including installation files and descriptions of changes along with dates and version numbers. -
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GHG Reporting Program Publication
State of Washington —
This dataset contains data reported to Ecology as of November 29, 2023. The reported emissions are preliminary and have not been fully verified by Ecology. This... -
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Better Brakes - List of Certified Parts
State of Washington —
Chapter 70.285 RCW and Chapter 173-901 WAC requires manufacturers to certify brake friction material sold in Washington State by January 1, 2015. This data set... -
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Cleanup Sites in Washington State
State of Washington —
This is a list of cleanup sites in Washington State. It includes sites and associated websites. It includes location data, Cleanup Status, Site Rank – if the site is... -
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RSMP Illicit Discharge Detection and Elimination (IDDE)
State of Washington —
Most Municipal Separate Storm Sewer System (MS4) permittees in the State of Washington are a part of the Regional Stormwater Monitoring Program (RSMP). One part of... -
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DNRTraxx Report
State of Washington —
Water Right information for the Department of Natural Resources -
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Summer Low Flow Trend Indicator 1975-2013
State of Washington —
Summer Low Flow Trend Indicator results, statewide, updated through Oct 2013. This information is updated annually with an additional year of flow data. These results... -
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Better Brakes - Baseline Dataset
State of Washington —
Manufacturers are required to report certain information to Ecology by Chapter 70.285 RCW and Chapter 173-901 WAC. This dataset contains information on the... -
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Better Brakes - Tracking Progress
State of Washington —
This dataset contains information reported as part the Better Brakes Law, Chapter 70.285 RCW. It contains data tracking the concentrations of copper, nickel, zinc,... -
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Summer Low Flow Trend Indicator 1975-2014
State of Washington —
Summer Low Flow Trend Indicator results, statewide, updated through Oct 2014 This information is updated annually with an additional year of flow data. These results... -
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Cleanup Sites With Media and Contaminants
State of Washington —
List of cleanup sites with contaminant and cleanup unit media for use in DOH Washington Tracking Network application. -
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Middle Snake Low Flow Trend Indicator 2005-2013
State of Washington —
Short-term flow trends from an expanded number of stations. -
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Historical Drought Permits -- Washington State
State of Washington —
During times of declared drought (WAC 173-166), the Department of Ecology may approve temporary water right applications and water right transfers for emergency... -
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Summer Low Flow Trend Indicator 1975-2016
State of Washington —
Trend in annual minimum 30-day average summer flows, statewide, Oct 1975 through Oct 2016 -
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Summer Low Flow Trend Indicator 1975-2015
State of Washington —
Trend in annual minimum 30-day average summer flows, statewide, Oct 1975 through Oct 2015 -
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Integrated Site Information System(ISIS) Website - (Cleanup Site & Underground Storage Tank(UST) information)
State of Washington —
This is a link to the ISIS database at Washington Department of Ecology - Toxics Cleanup Program. The ISIS Web reporting portal provides a selection of standard...