{"id":"53edf83d-9704-4ab2-9da3-4e69d6822720","created_at":"2025-09-04T00:29:03.058Z","updated_at":"2026-01-12T18:37:02.745Z","owner_id":"2ae3be1e-7af3-419a-88cb-3cce871bcdbb","location_id":"eb66b1de-ffb4-48fd-9d91-666acd50fc6d","dataset_id":"5d0b5d51-a2d3-40e3-9fe7-38df4702dbe9","form_id":"df56f42c-937c-409a-966e-fe2cbd9e1ee6","observed_at":"2018-07-30T13:30:00.000Z","observed_at_local":"2018-07-30T09:30:00-04:00","notes":"Investigators: Joan and Kevin McComas, Jennifer Haughton\r\nWeather in past 24 hours: showers (9.0mm yesterday in Ottawa - Env. Canada website)\r\nWeather now: clear/partly cloudy\r\nYSI readings (surface):\r\nWater temperature: 23.9\r\nConductivity: 50\r\nDissolved O2: 87.4%, 7.4 mg/L\r\npH: 6.7","checked":"qc_complete","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","secchi_depth","hardness","alkalinity","water_depth","conductivity","air_temperature","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/146013","readings":[{"id":"6e7d7ff3-f78f-4510-9e22-7903ff942699","created_at":"2025-09-04T00:29:03.110Z","updated_at":"2025-09-04T00:29:03.110Z","parameter":"ph","unit":"std_units","value":"7.0","equipment":"unspecified_ph","equipment_limit":null},{"id":"e65f8cf6-cad7-465e-9297-339d5c883f9f","created_at":"2025-09-04T00:29:03.114Z","updated_at":"2025-09-04T00:29:03.114Z","parameter":"oxygen","unit":"mg_l","value":"7.4","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"fa40a17e-1aa5-4825-95cb-4689d2623982","created_at":"2025-09-04T00:29:03.118Z","updated_at":"2025-09-04T00:29:03.118Z","parameter":"secchi_depth","unit":"m","value":"1.9","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"bdf82900-45bb-47ea-bc24-09c5ca53c7dd","created_at":"2025-09-04T00:29:03.122Z","updated_at":"2025-09-04T00:29:03.122Z","parameter":"hardness","unit":"mg_l","value":"0","equipment":"unspecified_hardness","equipment_limit":null},{"id":"b1218d74-aea8-4126-bd4d-f2e74bf9ef37","created_at":"2025-09-04T00:29:03.142Z","updated_at":"2025-09-04T00:29:03.142Z","parameter":"alkalinity","unit":"mg_l","value":"30","equipment":"unspecified_alkalinity","equipment_limit":null},{"id":"18ac13d6-6337-4042-a19d-d46c0210de95","created_at":"2025-09-04T00:29:03.147Z","updated_at":"2025-09-04T00:29:03.147Z","parameter":"water_depth","unit":"m","value":"3.4","equipment":"unspecified_water_depth","equipment_limit":null},{"id":"e8503b3f-b416-474a-913d-2860323479a4","created_at":"2025-09-04T00:29:03.152Z","updated_at":"2025-09-04T00:29:03.152Z","parameter":"conductivity","unit":"us_cm","value":"50","equipment":"unspecified_conductivity","equipment_limit":null},{"id":"ecc68ef5-1691-4a51-803f-c355ac996b3c","created_at":"2025-09-04T00:29:03.156Z","updated_at":"2025-09-04T00:29:03.156Z","parameter":"air_temperature","unit":"deg_c","value":"20","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"c8489499-9818-45be-b4a2-c7dc11bf44d5","created_at":"2025-09-04T00:29:03.162Z","updated_at":"2025-09-04T00:29:03.162Z","parameter":"water_temperature","unit":"deg_c","value":"24.0","equipment":"unspecified_water_temperature","equipment_limit":null}]}