{"id":"5b91a193-842c-4b04-966f-1a0d1dbbff25","created_at":"2025-09-04T00:44:27.293Z","updated_at":"2026-01-20T20:24:36.557Z","owner_id":"e6599a15-bd01-4e3d-8ca4-52737bb8f9d2","location_id":"be123a2a-1710-468d-905f-e491fd7ebe3d","dataset_id":"36575c7e-0e5f-4b0f-af39-f750a6cbdaa6","form_id":"92cf61e8-762a-4f0e-959f-dcca7dcf7742","observed_at":"2018-08-16T16:45:00.000Z","observed_at_local":"2018-08-16T12:45:00-04:00","notes":"","checked":"review_needed","qa_notes":"Review needed: chloride's result of 0.5mg/L is below the normal range of 12.0mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["chloride","ph","secchi_depth","hardness","alkalinity","water_depth","conductivity","air_temperature","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/154567","readings":[{"id":"846685c1-6043-4921-95ac-0480557d8664","created_at":"2025-12-05T22:50:34.576Z","updated_at":"2025-12-05T22:50:34.576Z","parameter":"chloride","unit":"mg_l","value":"0.5","equipment":"hach_chloride_low_range","equipment_limit":"<"},{"id":"25332ea8-cc22-4ac6-b4bd-d625c7648bfb","created_at":"2025-09-04T00:44:27.328Z","updated_at":"2025-09-04T00:44:27.328Z","parameter":"ph","unit":"std_units","value":"7.4","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"ddd2f6a3-2195-4a9a-916b-99b7d8bf0d36","created_at":"2025-09-04T00:44:27.336Z","updated_at":"2025-09-04T00:44:27.336Z","parameter":"secchi_depth","unit":"m","value":"1.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"36a1f0d3-9619-45d4-8fc9-6c29f3744567","created_at":"2025-09-04T00:44:27.354Z","updated_at":"2025-09-04T00:44:27.354Z","parameter":"hardness","unit":"ppm","value":"100","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"a5914008-0cc5-4ea1-b6eb-b38b6ccc0023","created_at":"2025-09-04T00:44:27.363Z","updated_at":"2025-09-04T00:44:27.363Z","parameter":"alkalinity","unit":"ppm","value":"140","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"88a6dbb7-64fe-446b-9620-78e12f5aafae","created_at":"2025-09-04T00:44:27.369Z","updated_at":"2025-09-04T00:44:27.369Z","parameter":"water_depth","unit":"m","value":"1.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"3a010c89-9dea-47c8-8174-5332e310ab22","created_at":"2025-09-04T00:44:27.376Z","updated_at":"2025-09-04T00:44:27.376Z","parameter":"conductivity","unit":"us_cm","value":"227","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"08769795-cb28-4c45-967e-897e96588de8","created_at":"2025-09-04T00:44:27.380Z","updated_at":"2025-09-04T00:44:27.380Z","parameter":"air_temperature","unit":"deg_c","value":"28","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"7bfc1f63-87ba-44a4-bedc-063d0f9fb414","created_at":"2025-09-04T00:44:27.385Z","updated_at":"2025-09-04T00:44:27.385Z","parameter":"water_temperature","unit":"deg_c","value":"26","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null}]}