{"id":"928381e4-f0be-420b-ab7f-348b0aee52ff","created_at":"2025-08-12T18:25:40.469Z","updated_at":"2026-01-20T19:57:46.967Z","owner_id":"d235a477-affa-45c9-9db8-e79a1d416e7a","location_id":"3f533625-87b7-42ae-ad91-b9dda6ebc387","dataset_id":"d2fe54dd-eb11-4fa3-8832-ae4b06735c06","form_id":"15a1a013-1018-477d-8402-0cb04fc583b3","observed_at":"2018-09-06T22:30:00.000Z","observed_at_local":"2018-09-06T18:30:00-04:00","notes":"","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 5mg/L is outside the expected range of 5.03-8.97mg/L.\nReview needed: secchi_depth's result of 0.0m is below the normal range of 0.1m.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","hardness","conductivity","air_temperature","water_temperature","secchi_depth","alkalinity"],"photos":[],"permalink":"https://data.waterrangers.com/observations/61313","readings":[{"id":"63dd4ffc-a0e9-440c-b69c-810858b7514e","created_at":"2025-08-12T18:25:40.504Z","updated_at":"2025-08-12T18:25:40.504Z","parameter":"ph","unit":"std_units","value":"8.4","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"040b33c5-1b19-4883-8e8c-151ffe91a8dd","created_at":"2025-08-12T18:25:40.510Z","updated_at":"2025-08-12T18:25:40.510Z","parameter":"oxygen","unit":"mg_l","value":"5","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"a3e4ef73-d819-4749-9ce8-c0850a642080","created_at":"2025-08-12T18:25:40.518Z","updated_at":"2025-08-12T18:25:40.518Z","parameter":"hardness","unit":"ppm","value":"250","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"3a3d63ef-f01d-496f-b0af-b32584eece08","created_at":"2025-08-12T18:25:40.534Z","updated_at":"2025-08-12T18:25:40.534Z","parameter":"conductivity","unit":"us_cm","value":"775","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"e8c41998-f0d7-4ca3-ae0e-5a14be369fb5","created_at":"2025-08-12T18:25:40.538Z","updated_at":"2025-08-12T18:25:40.538Z","parameter":"air_temperature","unit":"deg_c","value":"26","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"ee4b3f67-9e7e-4921-b031-8f5b7b8860a1","created_at":"2025-08-12T18:25:40.542Z","updated_at":"2025-08-12T18:25:40.542Z","parameter":"water_temperature","unit":"deg_c","value":"26.1","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null},{"id":"d02d7008-b29f-498f-9971-716114db9dcc","created_at":"2025-08-12T18:25:40.514Z","updated_at":"2025-11-19T15:02:09.445Z","parameter":"secchi_depth","unit":"m","value":"0.0","equipment":"secchi_disk_20cm","equipment_limit":"<="},{"id":"97e792bf-33de-4ddd-a8da-8fddddde7b5c","created_at":"2025-08-12T18:25:40.527Z","updated_at":"2025-11-19T15:02:09.445Z","parameter":"alkalinity","unit":"ppm","value":"240","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":">="}]}