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Description: <p style="margin-top:0px; margin-bottom:0px; font-family:&quot;Avenir Next W01&quot;, &quot;Avenir Next W00&quot;, &quot;Avenir Next&quot;, Avenir, &quot;Helvetica Neue&quot;, sans-serif; font-size:16px;"><a href="https://edg.epa.gov/metadata/catalog/search/resource/details.page?uuid=%7B75533E17-C91F-4D96-82C2-CB5CC977D78F%7D" style="color:rgb(0, 121, 193); text-decoration-line:none; font-family:inherit;"><font color="#000080" style="font-family:inherit;">Shared Enterprise Geodata and Services</font></a><span style="font-family:inherit;"><font color="#000080" style="font-family:inherit;"> </font>(SEGS) provides an EPA-curated collection of recommended geodata assets that are nationally relevant and support the Agency’s mission to protect human health and the environment. By connecting EPA users with curated datasets and promoting service reuse, SEGS aims to enhance information access, reduce data-storage costs, and improve the consistency and quality of data at the US EPA.</span></p><p style="margin-top:0px; margin-bottom:0px; font-family:&quot;Avenir Next W01&quot;, &quot;Avenir Next W00&quot;, &quot;Avenir Next&quot;, Avenir, &quot;Helvetica Neue&quot;, sans-serif; font-size:16px;"><span style="font-family:inherit; font-size:12pt;"><br /></span></p><p style="margin-top:0px; margin-bottom:0px; font-family:&quot;Avenir Next W01&quot;, &quot;Avenir Next W00&quot;, &quot;Avenir Next&quot;, Avenir, &quot;Helvetica Neue&quot;, sans-serif; font-size:16px;"><span style="font-family:inherit; font-size:12pt;">Developed by the U.S. EPA </span><a href="https://www.epa.gov/aboutepa/about-office-air-and-radiation-oar" style="color:rgb(0, 121, 193); text-decoration-line:none; font-family:inherit; font-size:12pt;"><font color="#000080" style="font-family:inherit;">Office of Air and Radiation</font></a><span style="font-family:inherit; font-size:12pt;">, this content item depicts t</span><span style="font-family:inherit; font-size:12pt;">rends in April snowpack in the western United States from 1955 to 2022, measured in terms of snow water equivalent. Blue circles represent increased snowpack; red circles represent a decrease. Data come from nearly 700 permanent measuring stations overseen by the U.S. Department of Agriculture's Natural Resources Conservation Service (NRCS) Water and Climate Center and the California Department of Water Resources. </span><span style="font-family:inherit; font-size:12pt;">These data were supplemented with those published by </span><a href="https://doi.org/10.1175/BAMS-86-1-39" style="color:rgb(0, 121, 193); text-decoration-line:none; font-family:inherit; font-size:12pt;"><font color="#000080" style="font-family:inherit;">Mote and Sharp (2005) </font></a><span style="font-family:inherit; font-size:12pt;">and </span><a href="https://www.nature.com/articles/s41612-018-0012-1.pdf" style="color:rgb(0, 121, 193); text-decoration-line:none; font-family:inherit; font-size:12pt;"><font color="#000080" style="font-family:inherit;">Mote et al. (2018)</font></a><span style="font-family:inherit; font-size:12pt;">. For more information, please visit the U.S. EPA </span><a href="https://www.epa.gov/climate-indicators" style="color:rgb(0, 121, 193); text-decoration-line:none; font-family:inherit; font-size:12pt;"><font color="#000080" style="font-family:inherit;">climate change indicators webpage</font></a><span style="font-family:inherit; font-size:12pt;">. These data and their corresponding metadata records can be downloaded from the </span><a href="https://edg.epa.gov/metadata/catalog/main/home.page" style="color:rgb(0, 121, 193); text-decoration-line:none; font-family:inherit; font-size:12pt;"><font color="#000080" style="font-family:inherit;">EPA Environmental Dataset Gateway </font></a><span style="font-family:inherit; font-size:12pt;"><font color="#000080" style="font-family:inherit;">(EDG)</font>.</span></p>

Copyright Text: Data Steward: U.S. Environmental Protection Agency, Office of Air & Radiation, Office of Atmospheric Programs; Content Item: U.S. Environmental Protection Agency, Office of Mission Support

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Last Edit Date: 1/5/2023 3:56:08 PM

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