{"site_no":"05439500","name":"South Branch Kishwaukee River near Fairdale IL","slug":"south-branch-kishwaukee-river-near-fairdale-il","url":"https://streamflowdata.com/stations/south-branch-kishwaukee-river-near-fairdale-il","state":"IL","county":"DeKalb County","lat":42.1105806,"lng":-88.9006527,"drainage_area_sqmi":387,"datum_ft":733.53,"huc_code":"07090006","river":{"name":"South Branch Kishwaukee River","slug":"south-branch-kishwaukee-river-il"},"current":{"reading_time":"2026-05-29T23:45:00+00:00","discharge_cfs":73.4,"gage_height_ft":2.29},"flood_stage":{"action_stage_ft":6.5,"flood_stage_ft":9,"moderate_flood_ft":12,"major_flood_ft":13},"today_statistics":{"month":6,"day":11,"p10":62,"p25":129,"p50":261,"p75":523,"p95":1990},"recent_daily_values":[{"date":"2026-05-28","discharge_cfs":89.6,"gage_height_ft":2.35},{"date":"2026-05-27","discharge_cfs":102,"gage_height_ft":2.38},{"date":"2026-05-26","discharge_cfs":129,"gage_height_ft":2.45},{"date":"2026-05-25","discharge_cfs":204,"gage_height_ft":2.63},{"date":"2026-05-24","discharge_cfs":116,"gage_height_ft":2.42},{"date":"2026-05-23","discharge_cfs":107,"gage_height_ft":2.4},{"date":"2026-05-22","discharge_cfs":105,"gage_height_ft":2.39},{"date":"2026-05-21","discharge_cfs":105,"gage_height_ft":2.39},{"date":"2026-05-20","discharge_cfs":134,"gage_height_ft":2.47},{"date":"2026-05-19","discharge_cfs":151,"gage_height_ft":2.51},{"date":"2026-05-18","discharge_cfs":148,"gage_height_ft":2.5},{"date":"2026-05-17","discharge_cfs":160,"gage_height_ft":2.52},{"date":"2026-05-16","discharge_cfs":171,"gage_height_ft":2.55},{"date":"2026-05-15","discharge_cfs":174,"gage_height_ft":2.55},{"date":"2026-04-20","discharge_cfs":2090,"gage_height_ft":6.57},{"date":"2026-04-19","discharge_cfs":2490,"gage_height_ft":7.08},{"date":"2026-04-18","discharge_cfs":2820,"gage_height_ft":7.44},{"date":"2026-04-17","discharge_cfs":2190,"gage_height_ft":6.73},{"date":"2026-04-16","discharge_cfs":2380,"gage_height_ft":6.94},{"date":"2026-04-15","discharge_cfs":1380,"gage_height_ft":5.2},{"date":"2026-04-14","discharge_cfs":945,"gage_height_ft":4.21},{"date":"2026-04-13","discharge_cfs":874,"gage_height_ft":4.04},{"date":"2026-04-12","discharge_cfs":918,"gage_height_ft":4.14},{"date":"2026-04-11","discharge_cfs":1030,"gage_height_ft":4.4},{"date":"2026-04-10","discharge_cfs":1060,"gage_height_ft":4.48},{"date":"2026-04-09","discharge_cfs":1070,"gage_height_ft":4.51},{"date":"2026-04-08","discharge_cfs":1270,"gage_height_ft":4.97},{"date":"2026-04-07","discharge_cfs":1800,"gage_height_ft":6.06},{"date":"2026-04-06","discharge_cfs":2840,"gage_height_ft":7.46},{"date":"2026-04-05","discharge_cfs":3790,"gage_height_ft":8.38},{"date":"2026-04-04","discharge_cfs":4090,"gage_height_ft":8.62},{"date":"2026-04-03","discharge_cfs":3930,"gage_height_ft":8.49},{"date":"2026-04-02","discharge_cfs":1300,"gage_height_ft":4.59},{"date":"2026-04-01","discharge_cfs":285,"gage_height_ft":2.65},{"date":"2026-03-31","discharge_cfs":315,"gage_height_ft":2.73},{"date":"2026-03-30","discharge_cfs":322,"gage_height_ft":2.75},{"date":"2026-03-29","discharge_cfs":329,"gage_height_ft":2.77},{"date":"2026-03-28","discharge_cfs":353,"gage_height_ft":2.84},{"date":"2026-03-27","discharge_cfs":404,"gage_height_ft":2.97},{"date":"2026-03-26","discharge_cfs":425,"gage_height_ft":3.02},{"date":"2026-03-25","discharge_cfs":458,"gage_height_ft":3.1},{"date":"2026-03-24","discharge_cfs":512,"gage_height_ft":3.22},{"date":"2026-03-23","discharge_cfs":642,"gage_height_ft":3.5},{"date":"2026-03-22","discharge_cfs":815,"gage_height_ft":3.89},{"date":"2026-03-21","discharge_cfs":1020,"gage_height_ft":4.4},{"date":"2026-03-20","discharge_cfs":1180,"gage_height_ft":4.76},{"date":"2026-03-19","discharge_cfs":986,"gage_height_ft":4.31},{"date":"2026-03-18","discharge_cfs":1140,"gage_height_ft":4.68},{"date":"2026-03-17","discharge_cfs":1440,"gage_height_ft":5.35},{"date":"2026-03-16","discharge_cfs":1180,"gage_height_ft":4.76},{"date":"2026-03-15","discharge_cfs":424,"gage_height_ft":3.02},{"date":"2026-03-14","discharge_cfs":485,"gage_height_ft":3.16},{"date":"2026-03-13","discharge_cfs":619,"gage_height_ft":3.45},{"date":"2026-03-12","discharge_cfs":625,"gage_height_ft":3.46},{"date":"2026-03-11","discharge_cfs":379,"gage_height_ft":2.9},{"date":"2026-03-10","discharge_cfs":390,"gage_height_ft":2.93},{"date":"2026-03-09","discharge_cfs":516,"gage_height_ft":3.23},{"date":"2026-03-08","discharge_cfs":646,"gage_height_ft":3.51},{"date":"2026-03-07","discharge_cfs":326,"gage_height_ft":2.74},{"date":"2026-03-06","discharge_cfs":71.6,"gage_height_ft":2.05}],"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)."}