{"id":"e19ae497-dbfc-4b56-9717-cdc3e5b44743","created_at":"2025-09-04T19:19:50.636Z","updated_at":"2026-01-20T21:23:05.130Z","owner_id":"4523b067-1f47-40f7-9327-cfbdb8b12c8f","location_id":"41f4366a-43d3-4fab-99eb-cbf4a4a4c020","dataset_id":"7e457e96-fa9f-4fdc-ac15-8a24f50f93e0","form_id":"25b5c89f-ed8d-461a-a5e7-70b9af2d5ceb","observed_at":"2016-07-12T16:25:00.000Z","observed_at_local":"2016-07-12T12:25:00-04:00","notes":"Calcium:29.6\r\nSunny, very few clouds;, wind ~10 km/hr; Air temp. 25 °C; July 9 some rain/July 10 heavy rain (~2” lake depth increased) July 11\r\nsunny and calm.","checked":"qc_complete","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","secchi_depth","alkalinity","water_depth","air_temperature","total_phosphorus","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/177780","readings":[{"id":"41750c87-173c-474c-b745-7d952713cc9e","created_at":"2025-09-04T19:19:50.675Z","updated_at":"2025-09-04T19:19:50.675Z","parameter":"ph","unit":"std_units","value":"8.4","equipment":"unspecified_ph","equipment_limit":null},{"id":"decad819-636d-43b8-a214-8b0f6e9a8568","created_at":"2025-09-04T19:19:50.688Z","updated_at":"2025-09-04T19:19:50.688Z","parameter":"secchi_depth","unit":"m","value":"bottom_visible","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"77d6428a-ebb6-4c18-bb3a-29f11ef2707d","created_at":"2025-09-04T19:19:50.712Z","updated_at":"2025-09-04T19:19:50.712Z","parameter":"alkalinity","unit":"mg_l","value":"100","equipment":"unspecified_alkalinity","equipment_limit":null},{"id":"89630d29-76cd-468a-8ee2-fdb44c2e403c","created_at":"2025-09-04T19:19:50.726Z","updated_at":"2025-09-04T19:19:50.726Z","parameter":"water_depth","unit":"m","value":"1.7","equipment":"unspecified_water_depth","equipment_limit":null},{"id":"0c2d421f-9865-4ca0-9156-c27a621aec6d","created_at":"2025-09-04T19:19:50.732Z","updated_at":"2025-09-04T19:19:50.732Z","parameter":"air_temperature","unit":"deg_c","value":"25","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"1344d94e-463f-4fca-9ff6-61d36a4d9cd2","created_at":"2025-09-04T19:19:50.753Z","updated_at":"2025-09-04T19:19:50.753Z","parameter":"total_phosphorus","unit":"ppb","value":"9.6","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"01aea154-5c57-4050-8d97-833aa9c9372f","created_at":"2025-09-04T19:19:50.772Z","updated_at":"2025-09-04T19:19:50.772Z","parameter":"water_temperature","unit":"deg_c","value":"23.5","equipment":"unspecified_water_temperature","equipment_limit":null}]}