{"id":"a68a8f69-fa2d-4503-b556-b32f330762d2","created_at":"2025-09-04T15:21:02.113Z","updated_at":"2026-01-20T21:14:34.003Z","owner_id":"17467ba7-45f2-4f5e-9e93-815252e7513d","location_id":"51a74e89-2cab-4b64-8bf3-5c6fc1489a43","dataset_id":"d66cedcd-d387-44d0-8873-e371bad6dfbc","form_id":"f496b8f2-bb6b-4e6b-9536-a22e8a15eb6d","observed_at":"2018-05-30T13:30:00.000Z","observed_at_local":"2018-05-30T09:30:00-04:00","notes":"Sunny warm calm morning. Grackles foraging along the shore, one ~20cm dark turtle sunning itself on a log. See WL-01 and -03.","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, conductivity's result of 146μS/cm is outside the expected range of 147.1-164.9μS/cm.\nReview needed: chloride's result of 1mg/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/169683","readings":[{"id":"f1ed7454-40c2-4269-a3c9-64449f7d5296","created_at":"2025-12-05T22:50:32.455Z","updated_at":"2025-12-05T22:50:32.455Z","parameter":"chloride","unit":"mg_l","value":"1","equipment":"hach_chloride_low_range","equipment_limit":"<"},{"id":"2463074e-f468-46d2-8077-b5378742a829","created_at":"2025-09-04T15:21:02.156Z","updated_at":"2025-09-04T15:21:02.156Z","parameter":"ph","unit":"std_units","value":"8.4","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"582c2416-0978-4ee5-b8e6-97e2b9e66ed0","created_at":"2025-09-04T15:21:02.167Z","updated_at":"2025-09-04T15:21:02.167Z","parameter":"oxygen","unit":"mg_l","value":"5.5","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"e0f6ee1e-f9c8-4e65-9630-79ed4b05bd4c","created_at":"2025-09-04T15:21:02.218Z","updated_at":"2025-09-04T15:21:02.218Z","parameter":"secchi_depth","unit":"m","value":"3.1","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"503cf470-3339-40da-9ee8-a53465730f15","created_at":"2025-09-04T15:21:02.236Z","updated_at":"2025-09-04T15:21:02.236Z","parameter":"hardness","unit":"ppm","value":"175","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"f1ca89bc-c7b9-4760-ad65-c9addbb26dee","created_at":"2025-09-04T15:21:02.277Z","updated_at":"2025-09-04T15:21:02.277Z","parameter":"alkalinity","unit":"ppm","value":"80","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"24e8f15c-098c-4681-be6c-b1baf4d939ce","created_at":"2025-09-04T15:21:02.289Z","updated_at":"2025-09-04T15:21:02.289Z","parameter":"conductivity","unit":"us_cm","value":"146","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"b5ada087-5a14-4bff-9357-76838acadebb","created_at":"2025-09-04T15:21:02.328Z","updated_at":"2025-09-04T15:21:02.328Z","parameter":"air_temperature","unit":"deg_c","value":"22","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"1c4ce284-9796-4b60-a108-12abb152f909","created_at":"2025-09-04T15:21:02.338Z","updated_at":"2025-09-04T15:21:02.338Z","parameter":"water_temperature","unit":"deg_c","value":"21.1","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null}]}