{"id":"545564e4-3d69-44d3-a796-8b9167ec0e6b","created_at":"2026-06-16T20:07:42.816Z","updated_at":"2026-06-16T20:07:55.306Z","owner_id":"2bf8a7f2-1d3d-41b0-9e22-23105e9bed59","location_id":"2ccab0f9-7b48-463a-b284-102dc50b656b","dataset_id":"3dace7aa-130a-49cf-9966-e24114d160d4","form_id":"6a6c2644-5295-45b4-a8e3-f99063b91aee","observed_at":"2026-02-13T09:00:00.000Z","observed_at_local":"2026-02-13T09:00:00+00:00","notes":"Phosphate Hanna checker low battery","checked":"review_needed","qa_notes":"Review needed: conductivity's result of 640μS/cm is outside the expected range of 652.5-1957.5μS/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/212456","readings":[{"id":"a7f96e62-7f23-4eef-b123-675ed542f171","created_at":"2026-06-16T20:07:42.832Z","updated_at":"2026-06-16T20:07:42.832Z","parameter":"ammonia","unit":"mg_l","value":"0.21","equipment":"hanna_checker_ammonia_medium_range","equipment_limit":null},{"id":"f0d76056-4f38-4443-aa6e-123df3ca374c","created_at":"2026-06-16T20:07:42.837Z","updated_at":"2026-06-16T20:07:42.837Z","parameter":"flow","unit":"l_s","value":"0.541","equipment":"other_flow_l_s","equipment_limit":null},{"id":"3bc55d26-dee4-4783-b547-7b44f0dee672","created_at":"2026-06-16T20:07:42.843Z","updated_at":"2026-06-16T20:07:42.843Z","parameter":"conductivity","unit":"us_cm","value":"640","equipment":"other_pen_type_conductivity_meter_us_cm","equipment_limit":null},{"id":"6a287d47-d834-4f00-bb3a-55dd126e8d20","created_at":"2026-06-16T20:07:42.847Z","updated_at":"2026-06-16T20:07:42.847Z","parameter":"water_temperature","unit":"deg_c","value":"7.5","equipment":"other_thermometer","equipment_limit":null},{"id":"71934ffd-0bb6-44fa-b431-12c1c5b84233","created_at":"2026-06-16T20:07:42.852Z","updated_at":"2026-06-16T20:07:42.852Z","parameter":"turbidity","unit":"ntu","value":"24","equipment":"turbidity_tube_45cm","equipment_limit":null},{"id":"7e594bc5-26fb-4601-87ab-257fe0471a9b","created_at":"2026-06-16T20:07:42.856Z","updated_at":"2026-06-16T20:07:42.856Z","parameter":"water_depth","unit":"m","value":"0.24","equipment":"ruler_m","equipment_limit":null},{"id":"5c66b3ef-21bd-4911-aac3-6e91fbc33302","created_at":"2026-06-16T20:07:42.861Z","updated_at":"2026-06-16T20:07:42.861Z","parameter":"total_dissolved_solids_tds","unit":"ppm","value":"312","equipment":"other_pen-type_tds_meter","equipment_limit":null}]}