{"links":[{"rel":"root","type":"application/json","href":"https://api.waterdata.usgs.gov/stac/v0/"},{"rel":"self","type":"application/json","href":"https://api.waterdata.usgs.gov/stac/v0/collections"}],"collections":[{"id":"continuous","type":"Collection","links":[{"rel":"items","type":"application/geo+json","href":"https://api.waterdata.usgs.gov/stac/v0/collections/continuous/items"},{"rel":"parent","type":"application/json","href":"https://api.waterdata.usgs.gov/stac/v0/"},{"rel":"root","type":"application/json","href":"https://api.waterdata.usgs.gov/stac/v0/"},{"rel":"self","type":"application/json","href":"https://api.waterdata.usgs.gov/stac/v0/collections/continuous"},{"rel":"about","href":"https://waterdata.usgs.gov/","title":"WDFN - Water Data for the Nation"},{"rel":"license","href":"https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits","title":"USGS Government Work in the Public Domain"},{"rel":"http://www.opengis.net/def/rel/ogc/1.0/queryables","type":"application/schema+json","title":"Queryables","href":"https://api.waterdata.usgs.gov/stac/v0/collections/continuous/queryables"}],"title":"Continuous time series data","extent":{"spatial":{"bbox":[[-176.6634,-14.3317,167.4728,71.2594]]},"temporal":{"interval":[["1867-09-02T00:00:00Z",null]]}},"license":"CC0-1.0","keywords":["time series","instantaneous values","continuous","streamflow","water data"],"providers":[{"url":"https://waterdata.usgs.gov/","name":"U.S. Geological Survey","roles":["producer"],"description":"Water Data for the Nation (WDFN)"}],"description":"Continuous data are collected via automated sensors installed at a monitoring location. They are collected at a high frequency and often at a fixed 15-minute interval. Continuous data are described by parameter name and parameter code. Each STAC item describes one monitoring location, and has one-or-more parquet assets holding the period of record split into disjoint 'historical' and 'current' files. Use both files together to get the full period of record for the location.","item_assets":{"current":{"type":"application/vnd.apache.parquet","roles":["data","current"],"title":"Current continuous data","description":"The most recent continuous values, covering approximately the last 120 days."},"historical":{"type":"application/vnd.apache.parquet","roles":["data","historical"],"title":"Historical IV data","description":"Historical continuous values, for all data older than approximately 120 days."}},"stac_version":"1.1.0"},{"id":"daily","type":"Collection","links":[{"rel":"items","type":"application/geo+json","href":"https://api.waterdata.usgs.gov/stac/v0/collections/daily/items"},{"rel":"parent","type":"application/json","href":"https://api.waterdata.usgs.gov/stac/v0/"},{"rel":"root","type":"application/json","href":"https://api.waterdata.usgs.gov/stac/v0/"},{"rel":"self","type":"application/json","href":"https://api.waterdata.usgs.gov/stac/v0/collections/daily"},{"rel":"about","href":"https://waterdata.usgs.gov/","title":"WDFN - Water Data for the Nation"},{"rel":"license","href":"https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits","title":"USGS Government Work in the Public Domain"},{"rel":"http://www.opengis.net/def/rel/ogc/1.0/queryables","type":"application/schema+json","title":"Queryables","href":"https://api.waterdata.usgs.gov/stac/v0/collections/daily/queryables"}],"title":"Daily values time series data","extent":{"spatial":{"bbox":[[-176.6634,-14.3419,179.2468,71.2941]]},"temporal":{"interval":[["1847-10-18T00:00:00Z",null]]}},"license":"CC0-1.0","keywords":["time series","daily values","streamflow","water data"],"providers":[{"url":"https://waterdata.usgs.gov/","name":"U.S. Geological Survey","roles":["producer"],"description":"Water Data for the Nation (WDFN)"}],"description":"Daily data provide one data value to represent water conditions for the day. Throughout much of the history of the USGS, the primary water data available were daily data. These data were originally collected manually at the monitoring location each day, then transitioned to being recorded at the location. With improved availability of computer storage and automated transmission of data, the daily data published today are generally a summary statistic or single metric of the continuous data collected each day. Daily data are automatically calculated from the continuous data of the same parameter code and are described by parameter name and parameter code and a statistic code.","item_assets":{"data":{"type":"application/vnd.apache.parquet","roles":["data"],"title":"Daily values data","description":"Daily values time series. Unlike continuous, this collection doesn't split historical and current data into separate files; this file contains all daily values for the location."}},"stac_version":"1.1.0"},{"id":"ratings","type":"Collection","links":[{"rel":"items","type":"application/geo+json","href":"https://api.waterdata.usgs.gov/stac/v0/collections/ratings/items"},{"rel":"parent","type":"application/json","href":"https://api.waterdata.usgs.gov/stac/v0/"},{"rel":"root","type":"application/json","href":"https://api.waterdata.usgs.gov/stac/v0/"},{"rel":"self","type":"application/json","href":"https://api.waterdata.usgs.gov/stac/v0/collections/ratings"},{"rel":"about","href":"https://waterdata.usgs.gov/","title":"WDFN - Water Data for the Nation"},{"rel":"license","href":"https://www.usgs.gov/information-policies-and-instructions/copyrights-and-credits","title":"USGS Government Work in the Public Domain"},{"rel":"http://www.opengis.net/def/rel/ogc/1.0/queryables","type":"application/schema+json","title":"Queryables","href":"https://api.waterdata.usgs.gov/stac/v0/collections/ratings/queryables"}],"title":"USGS Stage Discharge Rating Curves","extent":{"spatial":{"bbox":[[-180,-90,180,90]]},"temporal":{"interval":[[null,null]]}},"license":"CC0-1.0","keywords":["rating curves","stage-discharge","streamflow"],"providers":[{"url":"https://waterdata.usgs.gov/","name":"U.S. Geological Survey","roles":["producer"],"description":"Water Data for the Nation (WDFN)"}],"description":"USGS stage-discharge rating curves. Includes base ratings, corrections, and expanded stage data for streamflow monitoring sites across the United States.","item_assets":{"data":{"type":"text/plain","roles":["data"],"title":"Rating File","description":"Tab-delimited rating data"}},"stac_version":"1.1.0"}],"numberMatched":3,"numberReturned":3}