{"id":"c9b9e3ff-1e15-446a-920b-cec5e88dfe1a","created_at":"2026-06-16T20:07:42.887Z","updated_at":"2026-06-16T20:07:55.362Z","owner_id":"2bf8a7f2-1d3d-41b0-9e22-23105e9bed59","location_id":"9935e0a3-adce-42c0-94fe-bceba2ef6991","dataset_id":"3dace7aa-130a-49cf-9966-e24114d160d4","form_id":"6a6c2644-5295-45b4-a8e3-f99063b91aee","observed_at":"2026-02-13T09:28:00.000Z","observed_at_local":"2026-02-13T09:28:00+00:00","notes":"Phosphate Hanna checker low battery","checked":"review_needed","qa_notes":"Review needed: conductivity's result of 263μS/cm is outside the expected range of 338.5-1015.5μS/cm (50.0% difference from the historical median for this location).","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ammonia","flow","conductivity","water_temperature","turbidity","water_depth","total_dissolved_solids_tds"],"photos":[],"permalink":"https://data.waterrangers.com/observations/212457","readings":[{"id":"dacd4664-d839-4533-9420-4215bbf02bb1","created_at":"2026-06-16T20:07:42.904Z","updated_at":"2026-06-16T20:07:42.904Z","parameter":"ammonia","unit":"mg_l","value":"0.13","equipment":"hanna_checker_ammonia_medium_range","equipment_limit":null},{"id":"306ece34-ff43-4dee-bd2d-a849277b26a5","created_at":"2026-06-16T20:07:42.909Z","updated_at":"2026-06-16T20:07:42.909Z","parameter":"flow","unit":"l_s","value":"0.246","equipment":"other_flow_l_s","equipment_limit":null},{"id":"83267238-48e4-4e12-95d8-a59f508b0bf7","created_at":"2026-06-16T20:07:42.914Z","updated_at":"2026-06-16T20:07:42.914Z","parameter":"conductivity","unit":"us_cm","value":"263","equipment":"other_pen_type_conductivity_meter_us_cm","equipment_limit":null},{"id":"47822da6-344e-4124-97ac-023c347a0f04","created_at":"2026-06-16T20:07:42.918Z","updated_at":"2026-06-16T20:07:42.918Z","parameter":"water_temperature","unit":"deg_c","value":"7.1","equipment":"other_thermometer","equipment_limit":null},{"id":"ea773448-1e5c-46d6-b47b-32559e877235","created_at":"2026-06-16T20:07:42.923Z","updated_at":"2026-06-16T20:07:42.923Z","parameter":"turbidity","unit":"ntu","value":"38","equipment":"turbidity_tube_45cm","equipment_limit":null},{"id":"777c10de-0f02-4a99-8c9d-9bdc9411dd3d","created_at":"2026-06-16T20:07:42.929Z","updated_at":"2026-06-16T20:07:42.929Z","parameter":"water_depth","unit":"m","value":"0.1","equipment":"ruler_m","equipment_limit":null},{"id":"191ddc8f-ab5c-44fa-b5ab-c5a5af70d96c","created_at":"2026-06-16T20:07:42.935Z","updated_at":"2026-06-16T20:07:42.935Z","parameter":"total_dissolved_solids_tds","unit":"ppm","value":"131","equipment":"other_pen-type_tds_meter","equipment_limit":null}]}