{"site_no":"05549000","name":"Boone Creek Near Mc Henry, IL","slug":"boone-creek-near-mc-henry-il","url":"https://streamflowdata.com/stations/boone-creek-near-mc-henry-il","state":"IL","county":"McHenry County","lat":42.3206944,"lng":-88.3126389,"drainage_area_sqmi":15.5,"datum_ft":769.4,"huc_code":"07120006","river":{"name":"Boone Creek","slug":"boone-creek-il"},"current":{"reading_time":"2026-05-29T23:45:00+00:00","discharge_cfs":4.67,"gage_height_ft":0.92},"flood_stage":{"action_stage_ft":6,"flood_stage_ft":7,"moderate_flood_ft":9,"major_flood_ft":11},"today_statistics":{"month":6,"day":11,"p10":5.6,"p25":7.7,"p50":11,"p75":15,"p95":60},"recent_daily_values":[{"date":"2026-05-28","discharge_cfs":5.42,"gage_height_ft":0.95},{"date":"2026-05-27","discharge_cfs":5.81,"gage_height_ft":0.97},{"date":"2026-05-26","discharge_cfs":6.35,"gage_height_ft":0.99},{"date":"2026-05-25","discharge_cfs":8.16,"gage_height_ft":1.05},{"date":"2026-05-24","discharge_cfs":11.1,"gage_height_ft":1.13},{"date":"2026-05-23","discharge_cfs":5.77,"gage_height_ft":0.97},{"date":"2026-05-22","discharge_cfs":4.99,"gage_height_ft":0.93},{"date":"2026-05-21","discharge_cfs":5.3,"gage_height_ft":0.95},{"date":"2026-05-20","discharge_cfs":6.48,"gage_height_ft":0.99},{"date":"2026-05-19","discharge_cfs":7.43,"gage_height_ft":1.03},{"date":"2026-05-18","discharge_cfs":7.19,"gage_height_ft":1.02},{"date":"2026-05-17","discharge_cfs":7.35,"gage_height_ft":1.03},{"date":"2026-05-16","discharge_cfs":7.66,"gage_height_ft":1.03},{"date":"2026-05-15","discharge_cfs":6.11,"gage_height_ft":0.98},{"date":"2026-04-20","discharge_cfs":43.9,"gage_height_ft":1.85},{"date":"2026-04-19","discharge_cfs":54.2,"gage_height_ft":2.13},{"date":"2026-04-18","discharge_cfs":101,"gage_height_ft":3.01},{"date":"2026-04-17","discharge_cfs":63.3,"gage_height_ft":2.33},{"date":"2026-04-16","discharge_cfs":86.7,"gage_height_ft":2.82},{"date":"2026-04-15","discharge_cfs":105,"gage_height_ft":3.11},{"date":"2026-04-14","discharge_cfs":40.5,"gage_height_ft":1.73},{"date":"2026-04-13","discharge_cfs":31.5,"gage_height_ft":1.47},{"date":"2026-04-12","discharge_cfs":30.3,"gage_height_ft":1.43},{"date":"2026-04-11","discharge_cfs":33.3,"gage_height_ft":1.53},{"date":"2026-04-10","discharge_cfs":38.6,"gage_height_ft":1.69},{"date":"2026-04-09","discharge_cfs":32.2,"gage_height_ft":1.49},{"date":"2026-04-08","discharge_cfs":35.5,"gage_height_ft":1.6},{"date":"2026-04-07","discharge_cfs":39.7,"gage_height_ft":1.72},{"date":"2026-04-06","discharge_cfs":49.2,"gage_height_ft":1.99},{"date":"2026-04-05","discharge_cfs":64.7,"gage_height_ft":2.38},{"date":"2026-04-04","discharge_cfs":124,"gage_height_ft":3.35},{"date":"2026-04-03","discharge_cfs":108,"gage_height_ft":3.09},{"date":"2026-04-02","discharge_cfs":73.1,"gage_height_ft":2.35},{"date":"2026-04-01","discharge_cfs":12.8,"gage_height_ft":0.94},{"date":"2026-03-31","discharge_cfs":13.2,"gage_height_ft":0.95},{"date":"2026-03-30","discharge_cfs":12.3,"gage_height_ft":0.93},{"date":"2026-03-29","discharge_cfs":12.3,"gage_height_ft":0.93},{"date":"2026-03-28","discharge_cfs":12.3,"gage_height_ft":0.93},{"date":"2026-03-27","discharge_cfs":13.6,"gage_height_ft":0.96},{"date":"2026-03-26","discharge_cfs":14.4,"gage_height_ft":0.99},{"date":"2026-03-25","discharge_cfs":14.8,"gage_height_ft":1},{"date":"2026-03-24","discharge_cfs":15.4,"gage_height_ft":1.01},{"date":"2026-03-23","discharge_cfs":16.6,"gage_height_ft":1.04},{"date":"2026-03-22","discharge_cfs":19,"gage_height_ft":1.11},{"date":"2026-03-21","discharge_cfs":20.8,"gage_height_ft":1.16},{"date":"2026-03-20","discharge_cfs":24.6,"gage_height_ft":1.26},{"date":"2026-03-19","discharge_cfs":24.8,"gage_height_ft":1.27},{"date":"2026-03-18","discharge_cfs":21.8,"gage_height_ft":1.19},{"date":"2026-03-17","discharge_cfs":23.7,"gage_height_ft":1.24},{"date":"2026-03-16","discharge_cfs":33.9,"gage_height_ft":1.54},{"date":"2026-03-15","discharge_cfs":21,"gage_height_ft":1.18},{"date":"2026-03-14","discharge_cfs":12.9,"gage_height_ft":0.95},{"date":"2026-03-13","discharge_cfs":13.4,"gage_height_ft":0.96},{"date":"2026-03-12","discharge_cfs":13.8,"gage_height_ft":0.97},{"date":"2026-03-11","discharge_cfs":14.7,"gage_height_ft":0.99},{"date":"2026-03-10","discharge_cfs":13.5,"gage_height_ft":0.96},{"date":"2026-03-09","discharge_cfs":14.5,"gage_height_ft":0.99},{"date":"2026-03-08","discharge_cfs":17.2,"gage_height_ft":1.06},{"date":"2026-03-07","discharge_cfs":21,"gage_height_ft":1.17},{"date":"2026-03-06","discharge_cfs":13.9,"gage_height_ft":0.97}],"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)."}