{"id":"9461e79e-346a-47d8-bc2b-e2f35d2ed9d2","created_at":"2025-09-04T15:21:01.954Z","updated_at":"2026-01-20T21:14:33.821Z","owner_id":"17467ba7-45f2-4f5e-9e93-815252e7513d","location_id":"38f0242d-4711-4d25-a8c4-5cba9ce5cc46","dataset_id":"d66cedcd-d387-44d0-8873-e371bad6dfbc","form_id":"f496b8f2-bb6b-4e6b-9536-a22e8a15eb6d","observed_at":"2018-05-30T14:00:00.000Z","observed_at_local":"2018-05-30T10:00:00-04:00","notes":"Sunny warm day and calm water. ","checked":"review_needed","qa_notes":"Review needed: chloride's result of 2mg/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":["ph","oxygen","secchi_depth","hardness","alkalinity","conductivity","air_temperature","water_temperature","chloride"],"photos":[],"permalink":"https://data.waterrangers.com/observations/169682","readings":[{"id":"2d0e6a3b-b9b6-4cd3-ba44-d13b679e89ca","created_at":"2025-12-05T22:50:32.013Z","updated_at":"2025-12-05T22:50:32.013Z","parameter":"chloride","unit":"mg_l","value":"2","equipment":"hach_chloride_low_range","equipment_limit":"<"},{"id":"5f06c4b6-7f36-4397-bba9-c43098b25da5","created_at":"2025-09-04T15:21:01.999Z","updated_at":"2025-09-04T15:21:01.999Z","parameter":"ph","unit":"std_units","value":"7.8","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"25519945-faf6-43a1-a03c-5ea73307511e","created_at":"2025-09-04T15:21:02.011Z","updated_at":"2025-09-04T15:21:02.011Z","parameter":"oxygen","unit":"mg_l","value":"5.5","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"11082f6e-3af9-42c1-9c12-b2eb176fe4c1","created_at":"2025-09-04T15:21:02.020Z","updated_at":"2025-09-04T15:21:02.020Z","parameter":"secchi_depth","unit":"m","value":"3.3","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"7998df1b-4f32-474b-b226-390af3f74374","created_at":"2025-09-04T15:21:02.032Z","updated_at":"2025-09-04T15:21:02.032Z","parameter":"hardness","unit":"ppm","value":"175","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"7241b896-0953-4806-b162-a3ab70321aba","created_at":"2025-09-04T15:21:02.040Z","updated_at":"2025-09-04T15:21:02.040Z","parameter":"alkalinity","unit":"ppm","value":"80","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"73610843-07f2-4400-a41e-b343a144c62f","created_at":"2025-09-04T15:21:02.071Z","updated_at":"2025-09-04T15:21:02.071Z","parameter":"conductivity","unit":"us_cm","value":"147","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"39c916e9-1ac1-4a1a-a8a0-0cabed5f149f","created_at":"2025-09-04T15:21:02.088Z","updated_at":"2025-09-04T15:21:02.088Z","parameter":"air_temperature","unit":"deg_c","value":"23","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"a383d32a-6739-4942-8c53-c23bad20a664","created_at":"2025-09-04T15:21:02.098Z","updated_at":"2025-09-04T15:21:02.098Z","parameter":"water_temperature","unit":"deg_c","value":"21.6","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null}]}