{"id":"b8c7e2cb-a804-4c4f-84ad-85061baca76d","created_at":"2025-09-02T20:45:14.971Z","updated_at":"2026-01-20T20:15:53.155Z","owner_id":"20cf53db-dabe-40ac-90f8-7d6eaedf7bc5","location_id":"9dc2df77-cbf9-4049-9cf2-e47b70d89e1a","dataset_id":"62ade46c-873c-4070-9383-e9645c0ba1b4","form_id":"4c5e7f9c-674c-4b99-817e-0631cd8d3fd8","observed_at":"2017-07-21T18:10:00.000Z","observed_at_local":"2017-07-21T14:10:00-04:00","notes":"Water flowing very fast, many goldfinches heard, caddisfly larvae still present, many other smaller larvae clinging to rocks on stream bottom.","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","chloride"],"photos":[],"permalink":"https://data.waterrangers.com/observations/119203","readings":[{"id":"4c1f9286-6252-4cd7-9309-3589f1d85c44","created_at":"2025-12-05T22:50:31.529Z","updated_at":"2025-12-05T22:50:31.529Z","parameter":"chloride","unit":"mg_l","value":"16","equipment":"hach_chloride_low_range","equipment_limit":"<"},{"id":"3e7f79fd-bf2c-4e8c-94b0-f6dd88bcf149","created_at":"2025-12-10T17:02:07.337Z","updated_at":"2025-12-10T17:02:07.337Z","parameter":"turbidity","unit":"ntu","value":"0","equipment":"turbidity_tube_45cm","equipment_limit":"<"},{"id":"ca97ab7e-bf35-44f6-908e-035f3c714974","created_at":"2025-09-02T20:45:15.011Z","updated_at":"2025-09-02T20:45:15.011Z","parameter":"ph","unit":"std_units","value":"7.0","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"aa0d8674-4abf-4e46-9db9-62998c6b4442","created_at":"2025-09-02T20:45:15.018Z","updated_at":"2025-09-02T20:45:15.018Z","parameter":"oxygen","unit":"mg_l","value":"6.6","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"3926fe0f-dc24-4558-9cf0-1f19954d3a9b","created_at":"2025-09-02T20:45:15.037Z","updated_at":"2025-09-02T20:45:15.037Z","parameter":"alkalinity","unit":"ppm","value":"212","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"a8dcb5b9-482b-4d37-b044-6b298ee25a09","created_at":"2025-09-02T20:45:15.042Z","updated_at":"2025-09-02T20:45:15.042Z","parameter":"water_depth","unit":"m","value":"0.42","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"1091178c-95a5-4619-90de-beb7a8705ede","created_at":"2025-09-02T20:45:15.047Z","updated_at":"2025-09-02T20:45:15.047Z","parameter":"air_temperature","unit":"deg_c","value":"26.5","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"51d5232f-d0c2-43bf-b837-e01eed08bae9","created_at":"2025-09-02T20:45:15.056Z","updated_at":"2025-09-02T20:45:15.056Z","parameter":"water_temperature","unit":"deg_c","value":"20","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null},{"id":"6900cb2f-4c0b-4172-bbf9-a56ecfd5f8c1","created_at":"2025-09-02T20:45:15.026Z","updated_at":"2025-11-19T15:02:29.267Z","parameter":"nitrate_nitrogen","unit":"mg_l","value":"0","equipment":"kyoritsu_packtest_nitrate_nitrogen","equipment_limit":"<="},{"id":"63df8a91-9f6e-4b6b-b8e9-017352fb87d8","created_at":"2025-09-02T20:45:15.060Z","updated_at":"2025-11-19T15:02:29.267Z","parameter":"phosphates","unit":"ppm","value":"0","equipment":"unspecified_phosphates","equipment_limit":"<="}]}