{"id":"22fd4a12-9ac3-4f02-9817-6283de9a39c1","created_at":"2025-09-04T14:35:16.008Z","updated_at":"2026-01-20T20:58:41.721Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"58a322e8-f550-4141-ab79-8ef046041c1d","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2016-07-05T16:00:00.000Z","observed_at_local":"2016-07-05T12:00:00-04:00","notes":"Sample: B16-19321-16","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 5.9mg/L is outside the expected range of 6.24-12.46mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["oxygen","total_phosphorus","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/165372","readings":[{"id":"daede46c-74e6-404a-b2d6-f1b7252a4f46","created_at":"2025-09-04T14:35:16.078Z","updated_at":"2025-09-04T14:35:16.078Z","parameter":"oxygen","unit":"mg_l","value":"5.9","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"fe862e34-eb82-4e77-bf12-222de6c5a382","created_at":"2025-09-04T14:35:16.088Z","updated_at":"2025-09-04T14:35:16.088Z","parameter":"total_phosphorus","unit":"ppb","value":"10","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"882846bf-ebba-42a3-8050-790cd962b0cd","created_at":"2025-09-04T14:35:16.097Z","updated_at":"2025-09-04T14:35:16.097Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"370","equipment":"lab_unspecified","equipment_limit":null}]}