{"site_no":"03274000","name":"Great Miami River at Hamilton OH","slug":"great-miami-river-at-hamilton-oh","url":"https://streamflowdata.com/stations/great-miami-river-at-hamilton-oh","state":"OH","county":"Butler County","lat":39.3911674,"lng":-84.572169,"drainage_area_sqmi":3630,"datum_ft":499.19,"huc_code":"05080002","river":{"name":"Great Miami River","slug":"great-miami-river-oh"},"current":{"reading_time":"2026-05-30T00:30:00+00:00","discharge_cfs":15900,"gage_height_ft":66.93},"flood_stage":{"action_stage_ft":73,"flood_stage_ft":75,"moderate_flood_ft":82,"major_flood_ft":89.5},"today_statistics":{"month":6,"day":11,"p10":985,"p25":1270,"p50":2080,"p75":4270,"p95":8110},"recent_daily_values":[{"date":"2026-05-28","discharge_cfs":28300,"gage_height_ft":null},{"date":"2026-05-27","discharge_cfs":16700,"gage_height_ft":null},{"date":"2026-05-26","discharge_cfs":13000,"gage_height_ft":null},{"date":"2026-05-25","discharge_cfs":23900,"gage_height_ft":null},{"date":"2026-05-24","discharge_cfs":31000,"gage_height_ft":null},{"date":"2026-05-23","discharge_cfs":36100,"gage_height_ft":null},{"date":"2026-05-22","discharge_cfs":14700,"gage_height_ft":null},{"date":"2026-05-21","discharge_cfs":21300,"gage_height_ft":null},{"date":"2026-05-20","discharge_cfs":15200,"gage_height_ft":null},{"date":"2026-05-19","discharge_cfs":3300,"gage_height_ft":null},{"date":"2026-05-18","discharge_cfs":2320,"gage_height_ft":null},{"date":"2026-05-17","discharge_cfs":2680,"gage_height_ft":null},{"date":"2026-05-16","discharge_cfs":2250,"gage_height_ft":null},{"date":"2026-05-15","discharge_cfs":2350,"gage_height_ft":null},{"date":"2026-04-21","discharge_cfs":1880,"gage_height_ft":null},{"date":"2026-04-20","discharge_cfs":2010,"gage_height_ft":null},{"date":"2026-04-19","discharge_cfs":2180,"gage_height_ft":null},{"date":"2026-04-18","discharge_cfs":2300,"gage_height_ft":null},{"date":"2026-04-17","discharge_cfs":2420,"gage_height_ft":null},{"date":"2026-04-16","discharge_cfs":2060,"gage_height_ft":null},{"date":"2026-04-15","discharge_cfs":2150,"gage_height_ft":null},{"date":"2026-04-14","discharge_cfs":2260,"gage_height_ft":null},{"date":"2026-04-13","discharge_cfs":2340,"gage_height_ft":null},{"date":"2026-04-12","discharge_cfs":2450,"gage_height_ft":null},{"date":"2026-04-11","discharge_cfs":2670,"gage_height_ft":null},{"date":"2026-04-10","discharge_cfs":2950,"gage_height_ft":null},{"date":"2026-04-09","discharge_cfs":3290,"gage_height_ft":null},{"date":"2026-04-08","discharge_cfs":3710,"gage_height_ft":null},{"date":"2026-04-06","discharge_cfs":4940,"gage_height_ft":null},{"date":"2026-04-05","discharge_cfs":5060,"gage_height_ft":null},{"date":"2026-04-04","discharge_cfs":5520,"gage_height_ft":null},{"date":"2026-04-03","discharge_cfs":5620,"gage_height_ft":null},{"date":"2026-04-02","discharge_cfs":5230,"gage_height_ft":null},{"date":"2026-04-01","discharge_cfs":6080,"gage_height_ft":null},{"date":"2026-03-31","discharge_cfs":8990,"gage_height_ft":null},{"date":"2026-03-30","discharge_cfs":13800,"gage_height_ft":null},{"date":"2026-03-29","discharge_cfs":21200,"gage_height_ft":null},{"date":"2026-03-28","discharge_cfs":25900,"gage_height_ft":null},{"date":"2026-03-27","discharge_cfs":8060,"gage_height_ft":null},{"date":"2026-03-26","discharge_cfs":3090,"gage_height_ft":null},{"date":"2026-03-25","discharge_cfs":3340,"gage_height_ft":null},{"date":"2026-03-24","discharge_cfs":3520,"gage_height_ft":null},{"date":"2026-03-23","discharge_cfs":3610,"gage_height_ft":null},{"date":"2026-03-22","discharge_cfs":3290,"gage_height_ft":null},{"date":"2026-03-21","discharge_cfs":3600,"gage_height_ft":null},{"date":"2026-03-20","discharge_cfs":3960,"gage_height_ft":null},{"date":"2026-03-19","discharge_cfs":4570,"gage_height_ft":null},{"date":"2026-03-18","discharge_cfs":5620,"gage_height_ft":null},{"date":"2026-03-17","discharge_cfs":7470,"gage_height_ft":null},{"date":"2026-03-16","discharge_cfs":7970,"gage_height_ft":null},{"date":"2026-03-15","discharge_cfs":5170,"gage_height_ft":null},{"date":"2026-03-14","discharge_cfs":7180,"gage_height_ft":null},{"date":"2026-03-13","discharge_cfs":11100,"gage_height_ft":null},{"date":"2026-03-12","discharge_cfs":14400,"gage_height_ft":null},{"date":"2026-03-11","discharge_cfs":7990,"gage_height_ft":null},{"date":"2026-03-10","discharge_cfs":6860,"gage_height_ft":null},{"date":"2026-03-09","discharge_cfs":9720,"gage_height_ft":null},{"date":"2026-03-08","discharge_cfs":14300,"gage_height_ft":null},{"date":"2026-03-07","discharge_cfs":18600,"gage_height_ft":null},{"date":"2026-03-06","discharge_cfs":28300,"gage_height_ft":null}],"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)."}