{"id":"d01cefc2-4e3a-4b00-b9df-5751787f2e24","created_at":"2025-09-04T14:27:24.504Z","updated_at":"2026-01-20T20:47:31.178Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"9350b6a6-bfa1-4409-a33d-5af5ddb97531","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2012-07-03T04:00:00.000Z","observed_at_local":"2012-07-03T00:00:00-04:00","notes":null,"checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 9.35mg/L is outside the expected range of 7.98-9.14mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","total_phosphorus","water_temperature","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/162309","readings":[{"id":"3020e1cd-eb34-4988-997a-be2108732c91","created_at":"2025-09-04T14:27:24.553Z","updated_at":"2025-09-04T14:27:24.553Z","parameter":"ph","unit":"std_units","value":"8.33","equipment":"unspecified_ph","equipment_limit":null},{"id":"ee807047-b7cd-4514-aa79-9a46f37b0188","created_at":"2025-09-04T14:27:24.563Z","updated_at":"2025-09-04T14:27:24.563Z","parameter":"oxygen","unit":"mg_l","value":"9.35","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"ed253858-f764-44f8-ae98-9d0c260ca213","created_at":"2025-09-04T14:27:24.570Z","updated_at":"2025-09-04T14:27:24.570Z","parameter":"total_phosphorus","unit":"ppb","value":"18","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"7a27f144-9537-45c9-b4fe-039db552765c","created_at":"2025-09-04T14:27:24.576Z","updated_at":"2025-09-04T14:27:24.576Z","parameter":"water_temperature","unit":"deg_c","value":"25.02","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"96949e77-5727-4f0e-bb33-c2c2ac760031","created_at":"2025-09-04T14:27:24.582Z","updated_at":"2025-09-04T14:27:24.582Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"390","equipment":"lab_unspecified","equipment_limit":null}]}