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Dragonflies were observed emerging from the Nyad nymph stage.","checked":"qc_complete","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","secchi_depth","alkalinity","hardness","water_depth","conductivity","air_temperature","water_temperature","current_weather","current_weather_description","previous_weather","previous_weather_description","chlorine"],"photos":[],"permalink":"https://data.waterrangers.com/observations/169551","readings":[{"id":"ad634801-ad7f-4397-80f9-c5e4052268f8","created_at":"2025-09-04T15:20:34.111Z","updated_at":"2025-09-04T15:20:34.111Z","parameter":"ph","unit":"std_units","value":"7.2","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"c637906b-2c93-4dd1-8dd9-ad1de7c6a730","created_at":"2025-09-04T15:20:34.116Z","updated_at":"2025-09-04T15:20:34.116Z","parameter":"oxygen","unit":"mg_l","value":"8","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"77588bc2-4b9b-4433-86fc-cc7567fdc0b2","created_at":"2025-09-04T15:20:34.121Z","updated_at":"2025-09-04T15:20:34.121Z","parameter":"secchi_depth","unit":"m","value":"1.1","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"3513ebe7-613c-444f-989b-5043ce98e6d9","created_at":"2025-09-04T15:20:34.151Z","updated_at":"2025-09-04T15:20:34.151Z","parameter":"alkalinity","unit":"ppm","value":"40","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"a4a2192f-b9bd-4e12-a0b6-2580267220c6","created_at":"2025-09-04T15:20:34.147Z","updated_at":"2025-11-19T15:02:43.912Z","parameter":"hardness","unit":"ppm","value":"0","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":"<="},{"id":"6f8e15dd-3115-4ef0-9731-920a94d1011c","created_at":"2025-09-04T15:20:34.156Z","updated_at":"2025-09-04T15:20:34.156Z","parameter":"water_depth","unit":"m","value":"2","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"35b71c4b-072e-407c-8d42-d4e2cf9d7192","created_at":"2025-09-04T15:20:34.163Z","updated_at":"2025-09-04T15:20:34.163Z","parameter":"conductivity","unit":"us_cm","value":"52","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"cb5bd513-8fd7-41f8-b8e7-fdb504ac637c","created_at":"2025-09-04T15:20:34.167Z","updated_at":"2025-09-04T15:20:34.167Z","parameter":"air_temperature","unit":"deg_c","value":"26.5","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"20b1c508-e3bc-4af2-a924-06151f6b344e","created_at":"2025-09-04T15:20:34.172Z","updated_at":"2025-09-04T15:20:34.172Z","parameter":"water_temperature","unit":"deg_c","value":"19.8","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null},{"id":"ad9b7453-91ce-430a-8096-8f03116a6c62","created_at":"2025-09-04T15:20:34.187Z","updated_at":"2025-09-04T15:20:34.187Z","parameter":"current_weather","unit":"nil","value":"sunny","equipment":"community_scientist_interpretation","equipment_limit":null},{"id":"c876490e-9c35-4231-bef2-d0ae09e95622","created_at":"2025-09-04T15:20:34.197Z","updated_at":"2025-09-04T15:20:34.197Z","parameter":"current_weather_description","unit":"nil","value":"Clear, sunny day.","equipment":"community_scientist_interpretation","equipment_limit":null},{"id":"edd31277-676f-4c24-95f3-44287577a685","created_at":"2025-09-04T15:20:34.204Z","updated_at":"2025-09-04T15:20:34.204Z","parameter":"previous_weather","unit":"nil","value":"sunny","equipment":"community_scientist_interpretation","equipment_limit":null},{"id":"cd4afec0-9cef-471d-9b1f-75a41026e1ac","created_at":"2025-09-04T15:20:34.209Z","updated_at":"2025-09-04T15:20:34.209Z","parameter":"previous_weather","unit":"nil","value":"cloudy","equipment":"community_scientist_interpretation","equipment_limit":null},{"id":"b37708ec-5e22-4089-b4d8-f4eebec85482","created_at":"2025-09-04T15:20:34.213Z","updated_at":"2025-09-04T15:20:34.213Z","parameter":"previous_weather","unit":"nil","value":"windy","equipment":"community_scientist_interpretation","equipment_limit":null},{"id":"27486960-e0ea-41a5-801e-e5a682e6e58b","created_at":"2025-09-04T15:20:34.217Z","updated_at":"2025-09-04T15:20:34.217Z","parameter":"previous_weather_description","unit":"nil","value":"Sun with partial clouds.  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