{"site_no":"05590050","name":"Copper Slough at Champaign, IL","slug":"copper-slough-at-champaign-il","url":"https://streamflowdata.com/stations/copper-slough-at-champaign-il","state":"IL","county":"Champaign County","lat":40.0972222,"lng":-88.30725,"drainage_area_sqmi":7.98,"datum_ft":694.8,"huc_code":"07140201","river":{"name":"Copper Slough","slug":"copper-slough-il"},"current":{"reading_time":"2026-05-30T00:15:00+00:00","discharge_cfs":1.69,"gage_height_ft":9.79},"flood_stage":null,"today_statistics":{"month":6,"day":11,"p10":2,"p25":4,"p50":6.3,"p75":12,"p95":78},"recent_daily_values":[{"date":"2026-05-28","discharge_cfs":2.31,"gage_height_ft":9.82},{"date":"2026-05-27","discharge_cfs":3.75,"gage_height_ft":9.88},{"date":"2026-05-26","discharge_cfs":2.25,"gage_height_ft":9.82},{"date":"2026-05-25","discharge_cfs":2.38,"gage_height_ft":9.83},{"date":"2026-05-24","discharge_cfs":2.59,"gage_height_ft":9.84},{"date":"2026-05-23","discharge_cfs":2.9,"gage_height_ft":9.85},{"date":"2026-05-22","discharge_cfs":3.15,"gage_height_ft":9.86},{"date":"2026-05-21","discharge_cfs":3.56,"gage_height_ft":9.88},{"date":"2026-05-20","discharge_cfs":4.58,"gage_height_ft":9.92},{"date":"2026-05-19","discharge_cfs":6.04,"gage_height_ft":9.97},{"date":"2026-05-18","discharge_cfs":8.58,"gage_height_ft":10.02},{"date":"2026-05-17","discharge_cfs":4.46,"gage_height_ft":9.92},{"date":"2026-05-16","discharge_cfs":5.59,"gage_height_ft":9.95},{"date":"2026-05-15","discharge_cfs":10.9,"gage_height_ft":10.05},{"date":"2026-04-20","discharge_cfs":6.76,"gage_height_ft":9.99},{"date":"2026-04-19","discharge_cfs":11.6,"gage_height_ft":10.1},{"date":"2026-04-18","discharge_cfs":35,"gage_height_ft":10.44},{"date":"2026-04-17","discharge_cfs":8.9,"gage_height_ft":10.03},{"date":"2026-04-16","discharge_cfs":23.6,"gage_height_ft":10.27},{"date":"2026-04-15","discharge_cfs":4.87,"gage_height_ft":9.93},{"date":"2026-04-14","discharge_cfs":6.24,"gage_height_ft":9.97},{"date":"2026-04-13","discharge_cfs":3.94,"gage_height_ft":9.9},{"date":"2026-04-12","discharge_cfs":4.21,"gage_height_ft":9.91},{"date":"2026-04-11","discharge_cfs":4.7,"gage_height_ft":9.93},{"date":"2026-04-10","discharge_cfs":5.19,"gage_height_ft":9.94},{"date":"2026-04-09","discharge_cfs":5.64,"gage_height_ft":9.96},{"date":"2026-04-08","discharge_cfs":6.27,"gage_height_ft":9.98},{"date":"2026-04-07","discharge_cfs":7.09,"gage_height_ft":10},{"date":"2026-04-06","discharge_cfs":9.26,"gage_height_ft":10.06},{"date":"2026-04-05","discharge_cfs":14.3,"gage_height_ft":10.16},{"date":"2026-04-04","discharge_cfs":27.3,"gage_height_ft":10.33},{"date":"2026-04-03","discharge_cfs":19,"gage_height_ft":10.23},{"date":"2026-04-02","discharge_cfs":33.6,"gage_height_ft":10.41},{"date":"2026-04-01","discharge_cfs":70.6,"gage_height_ft":10.99},{"date":"2026-03-31","discharge_cfs":6.46,"gage_height_ft":9.99},{"date":"2026-03-30","discharge_cfs":6.8,"gage_height_ft":10},{"date":"2026-03-29","discharge_cfs":10.2,"gage_height_ft":10.08},{"date":"2026-03-28","discharge_cfs":18.8,"gage_height_ft":10.23},{"date":"2026-03-27","discharge_cfs":62,"gage_height_ft":10.87},{"date":"2026-03-26","discharge_cfs":38.6,"gage_height_ft":10.52},{"date":"2026-03-25","discharge_cfs":2.4,"gage_height_ft":9.84},{"date":"2026-03-24","discharge_cfs":2.32,"gage_height_ft":9.84},{"date":"2026-03-23","discharge_cfs":2.7,"gage_height_ft":9.86},{"date":"2026-03-22","discharge_cfs":2.97,"gage_height_ft":9.88},{"date":"2026-03-21","discharge_cfs":3.3,"gage_height_ft":9.89},{"date":"2026-03-20","discharge_cfs":3.59,"gage_height_ft":9.9},{"date":"2026-03-19","discharge_cfs":4.3,"gage_height_ft":9.93},{"date":"2026-03-18","discharge_cfs":5.18,"gage_height_ft":9.96},{"date":"2026-03-17","discharge_cfs":6.69,"gage_height_ft":10.01},{"date":"2026-03-16","discharge_cfs":13.8,"gage_height_ft":10.15},{"date":"2026-03-15","discharge_cfs":14.9,"gage_height_ft":10.11},{"date":"2026-03-14","discharge_cfs":5.96,"gage_height_ft":9.99},{"date":"2026-03-13","discharge_cfs":9.82,"gage_height_ft":10.08},{"date":"2026-03-12","discharge_cfs":21.1,"gage_height_ft":10.27},{"date":"2026-03-11","discharge_cfs":59.9,"gage_height_ft":10.82},{"date":"2026-03-10","discharge_cfs":4.69,"gage_height_ft":9.95},{"date":"2026-03-09","discharge_cfs":5.83,"gage_height_ft":9.99},{"date":"2026-03-08","discharge_cfs":8.33,"gage_height_ft":10.05},{"date":"2026-03-07","discharge_cfs":16.4,"gage_height_ft":10.2},{"date":"2026-03-06","discharge_cfs":18.8,"gage_height_ft":10.24}],"sources":{"usgs_nwis":"https://waterdata.usgs.gov/nwis","noaa_nwps":"https://api.water.noaa.gov/nwps/v1"},"license":"USGS data is in the public domain. Attribution: USGS National Water Information System (NWIS)."}