{"id":"2cdff049-bbe7-41b8-9c76-d936faea30db","created_at":"2025-09-02T20:45:23.423Z","updated_at":"2026-07-08T19:30:51.720Z","owner_id":"20cf53db-dabe-40ac-90f8-7d6eaedf7bc5","location_id":"df5eb9e0-0499-4111-a909-fbc81cc0b299","dataset_id":"62ade46c-873c-4070-9383-e9645c0ba1b4","form_id":"4c5e7f9c-674c-4b99-817e-0631cd8d3fd8","observed_at":"2018-10-26T19:50:00.000Z","observed_at_local":"2018-10-26T15:50:00-04:00","notes":"Cool, rainy previous day. Rained during testing. Milkweed pods have opened completely.","checked":"qc_complete","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["turbidity","ph","oxygen","alkalinity","water_depth","air_temperature","water_temperature","nitrate_nitrogen","phosphates"],"photos":[],"permalink":"https://data.waterrangers.com/observations/119318","readings":[{"id":"59326deb-c725-4a84-9dcf-4904f0d50c5d","created_at":"2025-12-10T17:02:11.061Z","updated_at":"2025-12-10T17:02:11.061Z","parameter":"turbidity","unit":"ntu","value":"0","equipment":"turbidity_tube_45cm","equipment_limit":"<"},{"id":"26aaaf56-d394-48af-8828-b0b10cb9a80e","created_at":"2025-09-02T20:45:23.460Z","updated_at":"2025-09-02T20:45:23.460Z","parameter":"ph","unit":"std_units","value":"7.5","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"c862ce4a-d2fe-4043-8de5-57b8225d625d","created_at":"2025-09-02T20:45:23.466Z","updated_at":"2025-09-02T20:45:23.466Z","parameter":"oxygen","unit":"mg_l","value":"9.4","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"c0abeb1c-be2f-4f11-a3a6-ecd472fdc6c2","created_at":"2025-09-02T20:45:23.480Z","updated_at":"2025-09-02T20:45:23.480Z","parameter":"alkalinity","unit":"ppm","value":"220","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"8f4c6da2-200e-4627-b3a3-bfeae258179d","created_at":"2025-09-02T20:45:23.484Z","updated_at":"2025-09-02T20:45:23.484Z","parameter":"water_depth","unit":"m","value":"0.59","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"2e1c9914-de7a-43f3-befb-1f1d884cbdf1","created_at":"2025-09-02T20:45:23.490Z","updated_at":"2025-09-02T20:45:23.490Z","parameter":"air_temperature","unit":"deg_c","value":"3","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"c4980a14-ebaf-47aa-b7ba-43bd1b9e8b6c","created_at":"2025-09-02T20:45:23.496Z","updated_at":"2025-09-02T20:45:23.496Z","parameter":"water_temperature","unit":"deg_c","value":"5","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null},{"id":"9ed34da1-eed7-4b87-baac-b115e609d06e","created_at":"2025-09-02T20:45:23.473Z","updated_at":"2025-11-19T15:02:29.267Z","parameter":"nitrate_nitrogen","unit":"mg_l","value":"0","equipment":"kyoritsu_packtest_nitrate_nitrogen","equipment_limit":"<="},{"id":"09548803-b059-4760-9ca3-fe7d8b58db82","created_at":"2025-09-02T20:45:23.506Z","updated_at":"2025-11-19T15:02:29.267Z","parameter":"phosphates","unit":"ppm","value":"0","equipment":"unspecified_phosphates","equipment_limit":"<="}]}