{"id":"e63c72c6-aac5-450d-bbf1-57a942ef9eef","created_at":"2025-08-29T18:26:51.066Z","updated_at":"2026-01-20T20:12:19.059Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"26a0158b-36f1-40bd-90a1-775d97f8245c","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2016-05-18T14:30:00.000Z","observed_at_local":"2016-05-18T10:30:00-04:00","notes":"Calcium(mg/L) 80","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 10.87mg/L is outside the expected range of 7.13-10.87mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","secchi_depth","total_phosphorus","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/114252","readings":[{"id":"def5b02d-0c27-4cd2-90dc-2c1824fd130f","created_at":"2025-08-29T18:26:51.116Z","updated_at":"2025-08-29T18:26:51.116Z","parameter":"ph","unit":"std_units","value":"8.55","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"3f1fc01f-198b-4752-be0e-90c699619c75","created_at":"2025-08-29T18:26:51.121Z","updated_at":"2025-08-29T18:26:51.121Z","parameter":"oxygen","unit":"mg_l","value":"10.87","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"82f06f38-8cb4-49dd-955a-41d25daa8c00","created_at":"2025-08-29T18:26:51.128Z","updated_at":"2025-08-29T18:26:51.128Z","parameter":"secchi_depth","unit":"m","value":"5.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"8c0a6d64-5172-4451-94de-cf01087b37c1","created_at":"2025-08-29T18:26:51.133Z","updated_at":"2025-08-29T18:26:51.133Z","parameter":"total_phosphorus","unit":null,"value":"8","equipment":null,"equipment_limit":null},{"id":"f81878b2-eab3-4c5e-b87d-b13f8225e90f","created_at":"2025-08-29T18:26:51.136Z","updated_at":"2025-08-29T18:26:51.136Z","parameter":"water_temperature","unit":null,"value":"13.8","equipment":null,"equipment_limit":null}]}