{"id":"66c54b41-ba06-4347-805c-24f6a4b5123c","created_at":"2025-08-29T18:26:25.159Z","updated_at":"2026-01-20T20:10:51.183Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"25c49d95-fda3-4d05-8d51-f8fdad0c66ee","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2001-06-18T16:00:00.000Z","observed_at_local":"2001-06-18T12:00:00-04:00","notes":"Dissolved Oxygen Percent Saturation: 110 Chlorophyll A (ug/L) 1; Total Phosphorus- bottm Kemmerer sample (ug/L) 171","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","total_phosphorus"],"photos":[],"permalink":"https://data.waterrangers.com/observations/113782","readings":[{"id":"972ff4c7-f10a-4644-877d-31205152faac","created_at":"2025-08-29T18:26:25.200Z","updated_at":"2025-08-29T18:26:25.200Z","parameter":"ph","unit":"std_units","value":"8.3","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"e77596b2-a774-45fd-8b5d-c14ee3b6d1d6","created_at":"2025-08-29T18:26:25.208Z","updated_at":"2025-08-29T18:26:25.208Z","parameter":"secchi_depth","unit":"m","value":"3.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"812552ef-ab8f-4285-83cd-c9dda2ee68ee","created_at":"2025-08-29T18:26:25.214Z","updated_at":"2025-08-29T18:26:25.214Z","parameter":"total_phosphorus","unit":null,"value":"16.0","equipment":null,"equipment_limit":null}]}