{"id":"59e79aa7-fd9a-4d61-8e1c-1a6fde5ac2e2","created_at":"2026-06-16T20:07:43.103Z","updated_at":"2026-06-16T20:07:55.524Z","owner_id":"2bf8a7f2-1d3d-41b0-9e22-23105e9bed59","location_id":"1773fd8d-310a-45bc-a896-887b834ec341","dataset_id":"3dace7aa-130a-49cf-9966-e24114d160d4","form_id":"6a6c2644-5295-45b4-a8e3-f99063b91aee","observed_at":"2026-02-13T12:00:00.000Z","observed_at_local":"2026-02-13T12:00:00+00:00","notes":"Phosphate Hanna checker low battery","checked":"review_needed","qa_notes":"Review needed: conductivity's result of 338μS/cm is outside the expected range of 422.25-1266.75μS/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/212460","readings":[{"id":"16e20b87-fb60-4af0-920b-563b5ed75d7a","created_at":"2026-06-16T20:07:43.123Z","updated_at":"2026-06-16T20:07:43.123Z","parameter":"ammonia","unit":"mg_l","value":"1.36","equipment":"hanna_checker_ammonia_medium_range","equipment_limit":null},{"id":"2788f79c-71a8-4e36-818d-0f008bd718c7","created_at":"2026-06-16T20:07:43.129Z","updated_at":"2026-06-16T20:07:43.129Z","parameter":"flow","unit":"l_s","value":"0.629","equipment":"other_flow_l_s","equipment_limit":null},{"id":"b2b0a46d-7f22-456c-9580-a69f48592167","created_at":"2026-06-16T20:07:43.136Z","updated_at":"2026-06-16T20:07:43.136Z","parameter":"conductivity","unit":"us_cm","value":"338","equipment":"other_pen_type_conductivity_meter_us_cm","equipment_limit":null},{"id":"e5dcec35-5852-4619-a2bc-77947c521a85","created_at":"2026-06-16T20:07:43.142Z","updated_at":"2026-06-16T20:07:43.142Z","parameter":"water_temperature","unit":"deg_c","value":"7.7","equipment":"other_thermometer","equipment_limit":null},{"id":"a58abdd2-ef39-491f-bf81-257ee02bf362","created_at":"2026-06-16T20:07:43.149Z","updated_at":"2026-06-16T20:07:43.149Z","parameter":"turbidity","unit":"ntu","value":"28","equipment":"turbidity_tube_45cm","equipment_limit":null},{"id":"237a4113-5b36-4246-98d5-28082e3f872d","created_at":"2026-06-16T20:07:43.154Z","updated_at":"2026-06-16T20:07:43.154Z","parameter":"water_depth","unit":"m","value":"0.45","equipment":"ruler_m","equipment_limit":null},{"id":"248d3974-2591-4e66-b924-b67071abd184","created_at":"2026-06-16T20:07:43.159Z","updated_at":"2026-06-16T20:07:43.159Z","parameter":"total_dissolved_solids_tds","unit":"ppm","value":"169","equipment":"other_pen-type_tds_meter","equipment_limit":null}]}