{"id":"46de9dcc-bd18-46d1-8e71-8f8c7a04e3e5","created_at":"2025-09-04T15:31:37.436Z","updated_at":"2026-01-20T21:15:24.605Z","owner_id":"713cf35f-6519-4b0c-a82e-6139b8281f55","location_id":"456273f3-bdab-4645-bce3-ffd7d2b78888","dataset_id":"c15f3477-8757-4b32-a93a-f6c9f424b830","form_id":"1f3d4585-fa19-433a-bd61-237f2ca81fef","observed_at":"2015-06-02T15:02:00.000Z","observed_at_local":"2015-06-02T11:02:00-04:00","notes":"","checked":"qc_complete","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["total_phosphorus","nitrites","nitrate_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/169983","readings":[{"id":"2aafb897-aaa6-4957-a7c2-77679e04b2b0","created_at":"2025-12-10T17:35:55.506Z","updated_at":"2025-12-10T17:35:55.506Z","parameter":"nitrites","sub_question":null,"qualitative":false,"unit":"ppm","value":"0.5","equipment":"unspecified_ppm","equipment_limit":null},{"id":"e0f1776e-2cb6-4e9b-abcf-d492da98c342","created_at":"2025-12-10T17:49:29.474Z","updated_at":"2025-12-10T17:49:29.474Z","parameter":"nitrate_nitrogen","sub_question":null,"qualitative":false,"unit":"mg_l","value":"5","equipment":"kyoritsu_packtest_nitrate_nitrogen","equipment_limit":null},{"id":"60edc405-9971-4d9d-9fd3-0b6f26d5961f","created_at":"2025-09-04T15:31:37.484Z","updated_at":"2025-09-04T15:31:37.484Z","parameter":"total_phosphorus","sub_question":null,"qualitative":false,"unit":"ppb","value":"180","equipment":"unspecified_total_phosphorus","equipment_limit":null}]}