{"id":"d9500a2c-d494-41b3-9d93-a3fbdc828c63","created_at":"2025-09-05T01:19:24.672Z","updated_at":"2025-12-31T15:18:27.161Z","owner_id":"3ac72208-390a-40bc-86f1-551030f13b74","location_id":"0aa7f951-328b-481f-a9c6-9e291a189afd","dataset_id":"3dace7aa-130a-49cf-9966-e24114d160d4","form_id":"6a6c2644-5295-45b4-a8e3-f99063b91aee","observed_at":"2024-08-16T15:45:00.000Z","observed_at_local":"2024-08-16T16:45:00+01:00","notes":"","checked":"qc_complete","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["phosphates","ammonia"],"photos":[],"permalink":"https://data.waterrangers.com/observations/198158","readings":[{"id":"4c836a56-e981-47df-b4d7-ba0f7f68d21c","created_at":"2025-09-05T01:19:24.762Z","updated_at":"2025-10-15T18:21:05.317Z","parameter":"phosphates","unit":"mg_l","value":"2.50","equipment":"hanna_checker_phosphates_high_range","equipment_limit":null},{"id":"cd6fb964-4588-441a-a314-cd97f8767d85","created_at":"2025-09-05T01:19:24.754Z","updated_at":"2025-10-15T18:21:05.313Z","parameter":"ammonia","unit":"mg_l","value":"0.21","equipment":"hanna_checker_ammonia_medium_range","equipment_limit":null}]}