{"site_no":"12021800","name":"Chehalis River Near Adna, WA","slug":"chehalis-river-near-adna-wa","url":"https://streamflowdata.com/stations/chehalis-river-near-adna-wa","state":"WA","county":"Lewis County","lat":46.6256583,"lng":-123.1018009,"drainage_area_sqmi":340,"datum_ft":0,"huc_code":"17100103","river":{"name":"Chehalis River","slug":"chehalis-river-wa"},"current":{"reading_time":"2026-05-30T00:00:00+00:00","discharge_cfs":601,"gage_height_ft":193.71},"flood_stage":null,"today_statistics":{"month":6,"day":11,"p10":117,"p25":164,"p50":297,"p75":399,"p95":null},"recent_daily_values":[{"date":"2026-05-28","discharge_cfs":628,"gage_height_ft":193.77},{"date":"2026-05-27","discharge_cfs":666,"gage_height_ft":193.85},{"date":"2026-05-26","discharge_cfs":684,"gage_height_ft":193.88},{"date":"2026-05-25","discharge_cfs":642,"gage_height_ft":193.8},{"date":"2026-05-24","discharge_cfs":653,"gage_height_ft":193.82},{"date":"2026-05-23","discharge_cfs":670,"gage_height_ft":193.85},{"date":"2026-05-22","discharge_cfs":692,"gage_height_ft":193.9},{"date":"2026-05-21","discharge_cfs":723,"gage_height_ft":193.96},{"date":"2026-05-20","discharge_cfs":754,"gage_height_ft":194.02},{"date":"2026-05-19","discharge_cfs":792,"gage_height_ft":194.09},{"date":"2026-05-18","discharge_cfs":867,"gage_height_ft":194.23},{"date":"2026-05-17","discharge_cfs":1010,"gage_height_ft":194.47},{"date":"2026-05-16","discharge_cfs":1020,"gage_height_ft":194.49},{"date":"2026-05-15","discharge_cfs":794,"gage_height_ft":194.1},{"date":"2026-04-20","discharge_cfs":1300,"gage_height_ft":194.94},{"date":"2026-04-19","discharge_cfs":1440,"gage_height_ft":195.14},{"date":"2026-04-18","discharge_cfs":1610,"gage_height_ft":195.39},{"date":"2026-04-17","discharge_cfs":1850,"gage_height_ft":195.72},{"date":"2026-04-16","discharge_cfs":2300,"gage_height_ft":196.32},{"date":"2026-04-15","discharge_cfs":2900,"gage_height_ft":197.03},{"date":"2026-04-14","discharge_cfs":1050,"gage_height_ft":194.54},{"date":"2026-04-13","discharge_cfs":1010,"gage_height_ft":194.48},{"date":"2026-04-12","discharge_cfs":1080,"gage_height_ft":194.6},{"date":"2026-04-11","discharge_cfs":1110,"gage_height_ft":194.64},{"date":"2026-04-10","discharge_cfs":1020,"gage_height_ft":194.51},{"date":"2026-04-09","discharge_cfs":1060,"gage_height_ft":194.56},{"date":"2026-04-08","discharge_cfs":1100,"gage_height_ft":194.63},{"date":"2026-04-07","discharge_cfs":1160,"gage_height_ft":194.72},{"date":"2026-04-06","discharge_cfs":1220,"gage_height_ft":194.82},{"date":"2026-04-05","discharge_cfs":1280,"gage_height_ft":194.91},{"date":"2026-04-04","discharge_cfs":1350,"gage_height_ft":195.02},{"date":"2026-04-03","discharge_cfs":1450,"gage_height_ft":195.16},{"date":"2026-04-02","discharge_cfs":1620,"gage_height_ft":195.4},{"date":"2026-04-01","discharge_cfs":1440,"gage_height_ft":195.15},{"date":"2026-03-31","discharge_cfs":1420,"gage_height_ft":195.11},{"date":"2026-03-30","discharge_cfs":1530,"gage_height_ft":195.28},{"date":"2026-03-29","discharge_cfs":1650,"gage_height_ft":195.44},{"date":"2026-03-28","discharge_cfs":1800,"gage_height_ft":195.64},{"date":"2026-03-27","discharge_cfs":1960,"gage_height_ft":195.87},{"date":"2026-03-26","discharge_cfs":2160,"gage_height_ft":196.14},{"date":"2026-03-25","discharge_cfs":2380,"gage_height_ft":196.43},{"date":"2026-03-24","discharge_cfs":2170,"gage_height_ft":196.14},{"date":"2026-03-23","discharge_cfs":2130,"gage_height_ft":196.09},{"date":"2026-03-22","discharge_cfs":2430,"gage_height_ft":196.49},{"date":"2026-03-21","discharge_cfs":2850,"gage_height_ft":197},{"date":"2026-03-20","discharge_cfs":2990,"gage_height_ft":197.17},{"date":"2026-03-19","discharge_cfs":3010,"gage_height_ft":197.19},{"date":"2026-03-18","discharge_cfs":3410,"gage_height_ft":197.64},{"date":"2026-03-17","discharge_cfs":3280,"gage_height_ft":197.49},{"date":"2026-03-16","discharge_cfs":3850,"gage_height_ft":198.12},{"date":"2026-03-15","discharge_cfs":5590,"gage_height_ft":199.99},{"date":"2026-03-14","discharge_cfs":11200,"gage_height_ft":204.52},{"date":"2026-03-13","discharge_cfs":9790,"gage_height_ft":203.44},{"date":"2026-03-12","discharge_cfs":7080,"gage_height_ft":201.38},{"date":"2026-03-11","discharge_cfs":2060,"gage_height_ft":195.89},{"date":"2026-03-10","discharge_cfs":1210,"gage_height_ft":194.8},{"date":"2026-03-09","discharge_cfs":1200,"gage_height_ft":194.79},{"date":"2026-03-08","discharge_cfs":1160,"gage_height_ft":194.72},{"date":"2026-03-07","discharge_cfs":1170,"gage_height_ft":194.74},{"date":"2026-03-06","discharge_cfs":1150,"gage_height_ft":194.72}],"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)."}