[{"id":"02bf6a89-0aa4-477d-ab40-cd4c66df5d8b","created_at":"2025-09-04T17:33:35.823Z","updated_at":"2026-01-20T21:16:13.952Z","owner_id":"f3d4fab6-6387-4526-8389-02d85e79e260","location_id":"92ccc24d-64df-4d82-a4b7-4255e5911c74","dataset_id":"79c225ac-aa83-4fdc-8b91-4220752e4b2b","form_id":"dbc5b608-561e-43d1-bb45-c74ccb575f68","observed_at":"2016-10-04T15:30:00.000Z","observed_at_local":"2016-10-04T11:30:00-04:00","notes":"Testing session with 60 Ashbury College Grade 8 kids. Warm sunny day, light winds, light rain the previous evening. Quite a lot of old goose feces on the docks.\r\n\r\nOther test results: \r\nNitrite: >0.1mg/L\r\nCalcium: 5.61mg/L\r\nMagnesium: 1.27mg/L\r\nSodium: 3.1mg/L","checked":"qc_complete","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","e_coli","oxygen","secchi_depth","nitrate_nitrogen","alkalinity","water_depth","conductivity","air_temperature","total_phosphorus","water_temperature","hardness"],"photos":[],"permalink":"https://data.waterrangers.com/observations/170703","readings":[{"id":"4a31759c-5cb3-469f-a427-0b8a49569025","created_at":"2025-09-04T17:33:35.932Z","updated_at":"2025-09-04T17:33:35.932Z","parameter":"ph","unit":"std_units","value":"7","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"44310e09-39ac-4422-b61f-f41ccdc2d408","created_at":"2025-09-04T17:33:35.937Z","updated_at":"2025-09-04T17:33:35.937Z","parameter":"e_coli","unit":"cfu_per_100ml","value":"28","equipment":"other_ecoli_lab","equipment_limit":null},{"id":"0abf0602-92a6-499d-ae83-cb5f0d8fadd5","created_at":"2025-09-04T17:33:35.945Z","updated_at":"2025-09-04T17:33:35.945Z","parameter":"oxygen","unit":"mg_l","value":"8","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"4777591b-e129-46b5-bc5d-bab2b85038ef","created_at":"2025-09-04T17:33:35.956Z","updated_at":"2025-09-04T17:33:35.956Z","parameter":"secchi_depth","unit":"m","value":"1.6","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"c683b660-99a5-4a75-a258-5a7f92a47b32","created_at":"2025-09-04T17:33:35.976Z","updated_at":"2025-09-04T17:33:35.976Z","parameter":"nitrate_nitrogen","unit":"mg_l","value":"0.2","equipment":"kyoritsu_packtest_nitrate_nitrogen","equipment_limit":null},{"id":"ba22c815-7888-4cbc-8638-8b9f17acfe09","created_at":"2025-09-04T17:33:35.983Z","updated_at":"2025-09-04T17:33:35.983Z","parameter":"alkalinity","unit":"ppm","value":"40","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"6bad1a19-2f86-4765-becd-e235a5cc5914","created_at":"2025-09-04T17:33:35.990Z","updated_at":"2025-09-04T17:33:35.990Z","parameter":"water_depth","unit":"m","value":"2","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"f31bc8be-b992-430c-ab36-b198207e08fc","created_at":"2025-09-04T17:33:35.996Z","updated_at":"2025-09-04T17:33:35.996Z","parameter":"conductivity","unit":"us_cm","value":"56","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"bc16a62c-64f1-4fcb-a8aa-b44a48f1678a","created_at":"2025-09-04T17:33:36.014Z","updated_at":"2025-09-04T17:33:36.014Z","parameter":"air_temperature","unit":"deg_c","value":"14","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"5d70cc9c-d896-4883-936e-993724122923","created_at":"2025-09-04T17:33:36.023Z","updated_at":"2025-09-04T17:33:36.023Z","parameter":"total_phosphorus","unit":"ppb","value":"18","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"abe7c5a1-ae1e-48ba-9283-7a999acf0915","created_at":"2025-09-04T17:33:36.032Z","updated_at":"2025-09-04T17:33:36.032Z","parameter":"water_temperature","unit":"deg_c","value":"18","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null},{"id":"298e69b4-09ac-4169-9a0a-03ec8c4962c6","created_at":"2025-09-04T17:33:35.968Z","updated_at":"2025-11-19T15:02:45.612Z","parameter":"hardness","unit":"ppm","value":"0","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":"<="}]}]