{"site_no":"01593500","name":"Little Patuxent River at Guilford, MD","slug":"little-patuxent-river-at-guilford-md","url":"https://streamflowdata.com/stations/little-patuxent-river-at-guilford-md","state":"MD","county":"Howard County","lat":39.16775,"lng":-76.85125,"drainage_area_sqmi":38,"datum_ft":257.6,"huc_code":"020600060202","river":{"name":"Little Patuxent River","slug":"little-patuxent-river-md"},"current":{"reading_time":"2026-05-30T00:00:00+00:00","discharge_cfs":31.9,"gage_height_ft":2.28},"flood_stage":{"action_stage_ft":8,"flood_stage_ft":12,"moderate_flood_ft":16,"major_flood_ft":20},"today_statistics":{"month":6,"day":11,"p10":13,"p25":17,"p50":24,"p75":36,"p95":100},"recent_daily_values":[{"date":"2026-05-28","discharge_cfs":52.3,"gage_height_ft":null},{"date":"2026-05-27","discharge_cfs":71.7,"gage_height_ft":null},{"date":"2026-05-26","discharge_cfs":50.5,"gage_height_ft":null},{"date":"2026-05-25","discharge_cfs":84.6,"gage_height_ft":null},{"date":"2026-05-24","discharge_cfs":463,"gage_height_ft":null},{"date":"2026-05-23","discharge_cfs":300,"gage_height_ft":null},{"date":"2026-05-22","discharge_cfs":51.4,"gage_height_ft":null},{"date":"2026-05-21","discharge_cfs":68.8,"gage_height_ft":null},{"date":"2026-05-20","discharge_cfs":34.4,"gage_height_ft":null},{"date":"2026-05-19","discharge_cfs":9.03,"gage_height_ft":null},{"date":"2026-05-18","discharge_cfs":10.9,"gage_height_ft":null},{"date":"2026-05-17","discharge_cfs":12.4,"gage_height_ft":null},{"date":"2026-05-16","discharge_cfs":14.2,"gage_height_ft":null},{"date":"2026-05-15","discharge_cfs":21,"gage_height_ft":null},{"date":"2026-04-21","discharge_cfs":13.1,"gage_height_ft":null},{"date":"2026-04-20","discharge_cfs":15.7,"gage_height_ft":null},{"date":"2026-04-19","discharge_cfs":17,"gage_height_ft":null},{"date":"2026-04-18","discharge_cfs":14.2,"gage_height_ft":null},{"date":"2026-04-17","discharge_cfs":15.6,"gage_height_ft":null},{"date":"2026-04-16","discharge_cfs":17.5,"gage_height_ft":null},{"date":"2026-04-15","discharge_cfs":21.7,"gage_height_ft":null},{"date":"2026-04-14","discharge_cfs":18,"gage_height_ft":null},{"date":"2026-04-13","discharge_cfs":18,"gage_height_ft":null},{"date":"2026-04-12","discharge_cfs":17.4,"gage_height_ft":null},{"date":"2026-04-11","discharge_cfs":19.2,"gage_height_ft":null},{"date":"2026-04-10","discharge_cfs":19.7,"gage_height_ft":null},{"date":"2026-04-09","discharge_cfs":20.1,"gage_height_ft":null},{"date":"2026-04-08","discharge_cfs":21.9,"gage_height_ft":null},{"date":"2026-04-07","discharge_cfs":26.9,"gage_height_ft":null},{"date":"2026-04-06","discharge_cfs":38.8,"gage_height_ft":null},{"date":"2026-04-05","discharge_cfs":43.3,"gage_height_ft":null},{"date":"2026-04-04","discharge_cfs":24.2,"gage_height_ft":null},{"date":"2026-04-03","discharge_cfs":26.5,"gage_height_ft":null},{"date":"2026-04-02","discharge_cfs":34.5,"gage_height_ft":null},{"date":"2026-04-01","discharge_cfs":25.7,"gage_height_ft":null},{"date":"2026-03-31","discharge_cfs":23,"gage_height_ft":null},{"date":"2026-03-30","discharge_cfs":23.2,"gage_height_ft":null},{"date":"2026-03-29","discharge_cfs":23.5,"gage_height_ft":null},{"date":"2026-03-28","discharge_cfs":27.4,"gage_height_ft":null},{"date":"2026-03-27","discharge_cfs":28.2,"gage_height_ft":null},{"date":"2026-03-26","discharge_cfs":25.2,"gage_height_ft":null},{"date":"2026-03-25","discharge_cfs":25.8,"gage_height_ft":null},{"date":"2026-03-24","discharge_cfs":28.1,"gage_height_ft":null},{"date":"2026-03-23","discharge_cfs":34,"gage_height_ft":null},{"date":"2026-03-22","discharge_cfs":31.1,"gage_height_ft":null},{"date":"2026-03-21","discharge_cfs":35.5,"gage_height_ft":null},{"date":"2026-03-20","discharge_cfs":35.5,"gage_height_ft":null},{"date":"2026-03-19","discharge_cfs":41.1,"gage_height_ft":null},{"date":"2026-03-18","discharge_cfs":56.3,"gage_height_ft":null},{"date":"2026-03-17","discharge_cfs":194,"gage_height_ft":null},{"date":"2026-03-16","discharge_cfs":150,"gage_height_ft":null},{"date":"2026-03-15","discharge_cfs":30.9,"gage_height_ft":null},{"date":"2026-03-14","discharge_cfs":39.2,"gage_height_ft":null},{"date":"2026-03-13","discharge_cfs":69.8,"gage_height_ft":null},{"date":"2026-03-12","discharge_cfs":86.5,"gage_height_ft":null},{"date":"2026-03-11","discharge_cfs":26,"gage_height_ft":null},{"date":"2026-03-10","discharge_cfs":25.8,"gage_height_ft":null},{"date":"2026-03-09","discharge_cfs":28,"gage_height_ft":null},{"date":"2026-03-08","discharge_cfs":31.8,"gage_height_ft":null},{"date":"2026-03-07","discharge_cfs":35.3,"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)."}