{"id":"8c4c1dbb-7ce4-490b-ae04-d56eaa1b0d01","created_at":"2025-08-29T18:26:57.730Z","updated_at":"2026-01-20T20:12:43.166Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"d710fd2d-a5ab-4943-bd99-e2c7cb603484","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2017-05-16T15:30:00.000Z","observed_at_local":"2017-05-16T11:30:00-04:00","notes":null,"checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 11.58mg/L is outside the expected range of 7.1-10.66mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","calcium","secchi_depth","total_phosphorus","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/114334","readings":[{"id":"cd576ba6-58ae-47ff-b5ba-819de00a1ba1","created_at":"2025-08-29T18:26:57.763Z","updated_at":"2025-08-29T18:26:57.763Z","parameter":"ph","unit":"std_units","value":"8","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"aaf93eca-6598-4b37-b953-8fd1e36abf2e","created_at":"2025-08-29T18:26:57.767Z","updated_at":"2025-08-29T18:26:57.767Z","parameter":"oxygen","unit":"mg_l","value":"11.58","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"3cb2a0e4-5a36-432e-ac31-4d72c5c23fa9","created_at":"2025-08-29T18:26:57.771Z","updated_at":"2025-08-29T18:26:57.771Z","parameter":"calcium","unit":"mg_l","value":"40","equipment":"unspecified_calcium","equipment_limit":null},{"id":"a5229cb4-3af8-45a8-bfa8-16b8c1cd6f36","created_at":"2025-08-29T18:26:57.774Z","updated_at":"2025-08-29T18:26:57.774Z","parameter":"secchi_depth","unit":"m","value":"3.1","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"a89ba6f4-e081-4ac2-ae3e-76b44ec7f22b","created_at":"2025-08-29T18:26:57.779Z","updated_at":"2025-08-29T18:26:57.779Z","parameter":"oxygen","unit":"percent","value":"108.5","equipment":"other_do_multimeter_percent","equipment_limit":null},{"id":"22933253-639b-4d2b-ac67-91ae1baa69ae","created_at":"2025-08-29T18:26:57.786Z","updated_at":"2025-08-29T18:26:57.786Z","parameter":"total_phosphorus","unit":null,"value":"23","equipment":null,"equipment_limit":null},{"id":"30aa0a36-b25b-458b-9364-07b39639db32","created_at":"2025-08-29T18:26:57.790Z","updated_at":"2025-08-29T18:26:57.790Z","parameter":"water_temperature","unit":null,"value":"12.5","equipment":null,"equipment_limit":null}]}