{"id":"3cf773af-8cc2-4995-ac74-81be15ad6b31","created_at":"2025-08-28T18:25:59.883Z","updated_at":"2026-01-20T20:04:29.278Z","owner_id":"64f723e7-b8eb-403c-879a-13ddcf16d1d7","location_id":"6cfb12d7-cd73-4e04-88eb-ea312f12ddfc","dataset_id":"7dde6968-485e-41c8-abf6-b3055ffc5b10","form_id":"1cb458e3-f396-4d5a-98d0-add9ebd337ca","observed_at":"2024-03-10T20:04:00.000Z","observed_at_local":"2024-03-10T16:04:00-04:00","notes":"Unable to find the root cause of high alkalinity due to the partially frozen water in the pond.\r\nPresence of gravels and small rocks near the shore , sloppy way, partially frozen lake, Partially covered canopy, Presence of black capped chickadee birds, presence of duck feathers near the water.","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","hardness","alkalinity","conductivity","water_temperature","Ice on","previous_weather","previous_weather_description","chlorine","air_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/107068","readings":[{"id":"674de46f-3b64-4f81-a49b-e1f695333969","created_at":"2025-08-28T18:25:59.923Z","updated_at":"2025-08-28T18:25:59.923Z","parameter":"ph","unit":"std_units","value":"6.4","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"68678b5a-a563-46d1-b2ec-ebdcf7e83dd1","created_at":"2025-08-28T18:25:59.929Z","updated_at":"2025-08-28T18:25:59.929Z","parameter":"oxygen","unit":"mg_l","value":"10","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"5dc74615-0385-454f-a3f0-65dc327929da","created_at":"2025-08-28T18:25:59.939Z","updated_at":"2025-08-28T18:25:59.939Z","parameter":"hardness","unit":"ppm","value":"200","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"41bd7052-35af-40d3-9583-b1a765f6b0ef","created_at":"2025-08-28T18:25:59.946Z","updated_at":"2025-08-28T18:25:59.946Z","parameter":"alkalinity","unit":"ppm","value":"120","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"d95f3934-8424-403f-a838-671d7bb2ed19","created_at":"2025-08-28T18:25:59.950Z","updated_at":"2025-08-28T18:25:59.950Z","parameter":"conductivity","unit":"us_cm","value":"496","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"24d471a3-b20e-4ad7-b340-ff076574a613","created_at":"2025-08-28T18:25:59.965Z","updated_at":"2025-08-28T18:25:59.965Z","parameter":"water_temperature","unit":"deg_c","value":"2.9","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null},{"id":"b39cd9ef-74a5-4376-a4fe-5992417a2c72","created_at":"2025-08-28T18:26:00.002Z","updated_at":"2025-08-28T18:26:00.002Z","parameter":"previous_weather","unit":"nil","value":"rainy","equipment":"community_scientist_interpretation","equipment_limit":null},{"id":"78db547b-40fa-40a3-88f6-c616081228e2","created_at":"2025-08-28T18:26:00.016Z","updated_at":"2025-08-28T18:26:00.016Z","parameter":"previous_weather_description","unit":"nil","value":"Sleet","equipment":"community_scientist_interpretation","equipment_limit":null},{"id":"3244a99e-d029-476d-ad1e-27040b50a495","created_at":"2025-08-28T18:25:59.934Z","updated_at":"2025-11-19T15:02:19.511Z","parameter":"chlorine","unit":"ppm","value":"0","equipment":"water_rangers_freshwater_teststrips_chlorine","equipment_limit":"<="},{"id":"a7a20253-1288-47b5-876e-facd0dfbf841","created_at":"2025-12-05T23:03:49.454Z","updated_at":"2025-12-05T23:03:49.454Z","parameter":"air_temperature","unit":"deg_c","value":"-2","equipment":"weather_app","equipment_limit":null},{"id":"b40bf2fb-83a2-4b22-b211-656e4b80af3a","created_at":"2025-08-28T18:25:59.992Z","updated_at":"2025-08-28T18:25:59.992Z","parameter":"Ice on","unit":"nil","value":"on","equipment":"community_scientist_interpretation_env","equipment_limit":null}]}