[{"id":"ed1a004e-9ba4-4bba-9964-846c19ff7b5b","created_at":"2025-09-05T01:15:28.156Z","updated_at":"2026-01-16T19:50:37.897Z","owner_id":"527c5c47-3435-4c69-a264-ff0cb97d261a","location_id":"6911bf66-b66c-40ff-84b1-8ee8450bfd20","dataset_id":"c2aca479-5e0c-46c7-aab5-595d1e6098be","form_id":"9b91f1bb-bde8-4b56-b5a4-408af73c2f91","observed_at":"2021-02-16T20:40:00.000Z","observed_at_local":"2021-02-16T17:10:00-03:30","notes":"Temperatures shown as 0. Are actually a negative temperature. \r\n0.15= -15 degrees Celsius \r\n0.22 = -2.2 degrees Celsius ","checked":"owner_approved","qa_notes":"Review needed: water_temperature's result of -2.2°C is below the normal range of 0.0°C.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","chlorine","hardness","alkalinity","air_temperature","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/196718","readings":[{"id":"6893e439-06bb-4fac-9d9c-2fb03100cabe","created_at":"2025-09-05T01:15:28.185Z","updated_at":"2025-09-05T01:15:28.185Z","parameter":"ph","unit":"std_units","value":"8.4","equipment":"unspecified_ph","equipment_limit":null},{"id":"bf17e603-0f66-4e9c-9ef0-5b5d149d2ede","created_at":"2025-09-05T01:15:28.189Z","updated_at":"2025-09-05T01:15:28.189Z","parameter":"chlorine","unit":"ppm","value":"0","equipment":"unspecified_chlorine","equipment_limit":null},{"id":"ad230eeb-3f00-45ae-ae97-4e14c7665aa4","created_at":"2025-09-05T01:15:28.193Z","updated_at":"2025-09-05T01:15:28.193Z","parameter":"hardness","unit":"mg_l","value":"200","equipment":"unspecified_hardness","equipment_limit":null},{"id":"cdbe805d-66eb-44e7-9129-fd838b5b66ea","created_at":"2025-09-05T01:15:28.229Z","updated_at":"2025-09-05T01:15:28.229Z","parameter":"alkalinity","unit":"mg_l","value":"120","equipment":"unspecified_alkalinity","equipment_limit":null},{"id":"b67cbd6f-4ed1-4cea-94c9-8e70c3b81920","created_at":"2025-09-05T01:15:28.233Z","updated_at":"2025-09-05T01:15:28.233Z","parameter":"air_temperature","unit":"deg_c","value":"-15","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"0a5c5e6b-5e43-4980-8112-b1c22ffb6bcf","created_at":"2025-09-05T01:15:28.237Z","updated_at":"2025-09-05T01:15:28.237Z","parameter":"water_temperature","unit":"deg_c","value":"-2.2","equipment":"unspecified_water_temperature","equipment_limit":null}]},{"id":"b7d781de-a580-4995-b536-276f030b4285","created_at":"2025-09-05T01:15:26.421Z","updated_at":"2026-01-16T19:50:41.823Z","owner_id":"527c5c47-3435-4c69-a264-ff0cb97d261a","location_id":"6911bf66-b66c-40ff-84b1-8ee8450bfd20","dataset_id":"c2aca479-5e0c-46c7-aab5-595d1e6098be","form_id":"9b91f1bb-bde8-4b56-b5a4-408af73c2f91","observed_at":"2021-01-16T19:30:00.000Z","observed_at_local":"2021-01-16T16:00:00-03:30","notes":"Temperature on the negative side, but unable to input that information. ","checked":"owner_approved","qa_notes":"Review needed: water_temperature's result of -1.9°C is below the normal range of 0.0°C.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","chlorine","hardness","alkalinity","air_temperature","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/196704","readings":[{"id":"7029f804-4b69-4c27-a688-2d4e7c5a6363","created_at":"2025-09-05T01:15:26.453Z","updated_at":"2025-09-05T01:15:26.453Z","parameter":"ph","unit":"std_units","value":"7.2","equipment":"unspecified_ph","equipment_limit":null},{"id":"ab681da2-2747-45ae-9639-53da1d5ca3ef","created_at":"2025-09-05T01:15:26.461Z","updated_at":"2025-09-05T01:15:26.461Z","parameter":"chlorine","unit":"ppm","value":"0","equipment":"unspecified_chlorine","equipment_limit":null},{"id":"f7295a05-e9c7-466f-a889-5bbd72a5bfdf","created_at":"2025-09-05T01:15:26.505Z","updated_at":"2025-09-05T01:15:26.505Z","parameter":"hardness","unit":"mg_l","value":"200","equipment":"unspecified_hardness","equipment_limit":null},{"id":"ef8fac6e-b9c1-43ee-97a6-8c06ee25aee3","created_at":"2025-09-05T01:15:26.510Z","updated_at":"2025-09-05T01:15:26.510Z","parameter":"alkalinity","unit":"mg_l","value":"120","equipment":"unspecified_alkalinity","equipment_limit":null},{"id":"47c01ea5-eaa6-4bb0-9e89-ecedda48a488","created_at":"2025-09-05T01:15:26.513Z","updated_at":"2025-09-05T01:15:26.513Z","parameter":"air_temperature","unit":"deg_c","value":"-5","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"7637cae7-e1d1-4d4c-b3cb-358f0a84ab3b","created_at":"2025-09-05T01:15:26.517Z","updated_at":"2025-09-05T01:15:26.517Z","parameter":"water_temperature","unit":"deg_c","value":"-1.9","equipment":"unspecified_water_temperature","equipment_limit":null}]}]