{"site_no":"07180200","name":"Cottonwood River at Marion, KS","slug":"cottonwood-river-at-marion-ks","url":"https://streamflowdata.com/stations/cottonwood-river-at-marion-ks","state":"KS","county":"Marion County","lat":38.3486267,"lng":-97.032801,"drainage_area_sqmi":502,"datum_ft":1279.03,"huc_code":"11070202","river":{"name":"Cottonwood River","slug":"cottonwood-river-ks"},"current":{"reading_time":"2026-05-30T00:30:00+00:00","discharge_cfs":null,"gage_height_ft":5.38},"flood_stage":null,"today_statistics":{"month":6,"day":11,"p10":18,"p25":33,"p50":74,"p75":159,"p95":null},"recent_daily_values":[],"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)."}