[{"id":"a4dcb713-625c-4ab6-9c04-bfce02991f41","created_at":"2025-09-04T14:41:01.435Z","updated_at":"2026-01-20T21:02:56.362Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"e3420b64-3e18-4e50-9bc0-25d477933440","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2018-08-17T04:00:00.000Z","observed_at_local":"2018-08-17T00:00:00-04:00","notes":null,"checked":"qc_complete","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["total_phosphorus","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/166709","readings":[{"id":"b57ba887-7b07-4f26-ac49-9f9a278c61ac","created_at":"2025-09-04T14:41:01.501Z","updated_at":"2025-09-04T14:41:01.501Z","parameter":"total_phosphorus","unit":"ppb","value":"0.01","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"a961447d-a88a-4467-bf98-ded7160df959","created_at":"2025-09-04T14:41:01.655Z","updated_at":"2025-09-04T14:41:01.655Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"0.45","equipment":"lab_unspecified","equipment_limit":null}]},{"id":"a0e74757-ddb1-440e-ab5a-40f32bd391e6","created_at":"2025-09-04T14:41:02.444Z","updated_at":"2026-01-20T21:02:57.142Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"e3420b64-3e18-4e50-9bc0-25d477933440","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2018-06-27T04:00:00.000Z","observed_at_local":"2018-06-27T00:00:00-04:00","notes":null,"checked":"qc_complete","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["total_phosphorus","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/166714","readings":[{"id":"80083d12-d46a-40cf-b3d2-f34862299295","created_at":"2025-09-04T14:41:02.506Z","updated_at":"2025-09-04T14:41:02.506Z","parameter":"total_phosphorus","unit":"ppb","value":"0.01","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"49b384ad-d78d-4bfd-b4f0-fa15eece3bca","created_at":"2025-09-04T14:41:02.528Z","updated_at":"2025-09-04T14:41:02.528Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"0.13","equipment":"lab_unspecified","equipment_limit":null}]},{"id":"f49c09df-7a1d-4fc6-968d-19dfb0dd4a11","created_at":"2025-09-04T14:41:00.219Z","updated_at":"2026-01-20T21:02:55.615Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"e3420b64-3e18-4e50-9bc0-25d477933440","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2018-05-18T04:00:00.000Z","observed_at_local":"2018-05-18T00:00:00-04:00","notes":null,"checked":"qc_complete","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["total_phosphorus","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/166704","readings":[{"id":"48a57784-c6df-4c79-8f31-9a26aaba0876","created_at":"2025-09-04T14:41:00.332Z","updated_at":"2025-09-04T14:41:00.332Z","parameter":"total_phosphorus","unit":"ppb","value":"0.01","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"48bd927a-0834-431d-9aba-bb1c736b6db9","created_at":"2025-09-04T14:41:00.356Z","updated_at":"2025-09-04T14:41:00.356Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"0.39","equipment":"lab_unspecified","equipment_limit":null}]},{"id":"522b84f0-9ae6-4c57-8e2b-45d60d5a16ee","created_at":"2025-09-04T14:40:26.027Z","updated_at":"2026-01-20T21:02:39.452Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"e3420b64-3e18-4e50-9bc0-25d477933440","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2017-10-11T22:56:00.000Z","observed_at_local":"2017-10-11T18:56:00-04:00","notes":null,"checked":"qc_complete","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["oxygen","ph","secchi_depth","conductivity","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/166613","readings":[{"id":"d4718f58-6a8b-48a9-84a8-cd5bd3e2e07f","created_at":"2025-09-04T14:40:26.105Z","updated_at":"2025-09-04T14:40:26.105Z","parameter":"ph","unit":"std_units","value":"7.72","equipment":"unspecified_ph","equipment_limit":null},{"id":"daca41d5-5e48-40c4-bf92-11362b38a8fe","created_at":"2025-09-04T14:40:26.130Z","updated_at":"2025-09-04T14:40:26.130Z","parameter":"oxygen","unit":"mg_l","value":"8.67","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"f987021d-4b6a-4c69-92ed-1e589d52ee6e","created_at":"2025-09-04T14:40:26.162Z","updated_at":"2025-09-04T14:40:26.162Z","parameter":"secchi_depth","unit":"m","value":"2.75","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"55656e84-bbc8-4cb7-86b6-1cb9c65e5858","created_at":"2025-09-04T14:40:26.181Z","updated_at":"2025-09-04T14:40:26.181Z","parameter":"conductivity","unit":"us_cm","value":"144","equipment":"unspecified_conductivity","equipment_limit":null},{"id":"2826a7bc-d204-4c05-b855-2c3e07974847","created_at":"2025-09-04T14:40:26.218Z","updated_at":"2025-09-04T14:40:26.218Z","parameter":"water_temperature","unit":"deg_c","value":"17.31","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"334ea053-37dd-4f6a-ad97-04c5e8dd525e","created_at":"2025-09-04T14:40:26.205Z","updated_at":"2025-11-26T13:32:12.222Z","parameter":"oxygen","unit":"percent","value":"90.4","equipment":"unspecified_oxygen_percent","equipment_limit":null}]},{"id":"33412d99-cc25-427d-bf68-fe4c9f19b18b","created_at":"2025-09-04T14:38:44.362Z","updated_at":"2026-01-20T21:01:55.959Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"e3420b64-3e18-4e50-9bc0-25d477933440","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2017-05-19T14:58:00.000Z","observed_at_local":"2017-05-19T10:58:00-04:00","notes":"\"100% cc","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","conductivity","air_temperature","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/166394","readings":[{"id":"74c3d79b-3774-4b4f-88fb-18a246f4400f","created_at":"2025-09-04T14:38:44.430Z","updated_at":"2025-09-04T14:38:44.430Z","parameter":"ph","unit":"std_units","value":"7.76","equipment":"unspecified_ph","equipment_limit":null},{"id":"7b6fe400-05a4-4eab-8ec4-520d7e193686","created_at":"2025-09-04T14:38:44.448Z","updated_at":"2025-09-04T14:38:44.448Z","parameter":"oxygen","unit":"mg_l","value":"10.36","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"9a6dd804-73f8-4b0b-94b8-5176f8a9c90f","created_at":"2025-09-04T14:38:44.465Z","updated_at":"2025-09-04T14:38:44.465Z","parameter":"secchi_depth","unit":"m","value":"2.8","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"e35cf1f5-babe-4b55-8201-c38e8240536f","created_at":"2025-09-04T14:38:44.616Z","updated_at":"2025-09-04T14:38:44.616Z","parameter":"conductivity","unit":"us_cm","value":"139","equipment":"unspecified_conductivity","equipment_limit":null},{"id":"b6f1c273-409a-47ee-83e0-5ecb3fef1293","created_at":"2025-09-04T14:38:44.643Z","updated_at":"2025-09-04T14:38:44.643Z","parameter":"air_temperature","unit":"deg_c","value":"10.95","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"16f988c4-b8c7-4c8b-b812-5f2132d48106","created_at":"2025-09-04T14:38:44.686Z","updated_at":"2025-09-04T14:38:44.686Z","parameter":"water_temperature","unit":"deg_c","value":"14.89","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"106b6f82-9327-49a3-b9c0-4f6a79a26338","created_at":"2025-09-04T14:38:44.632Z","updated_at":"2025-11-26T13:32:09.822Z","parameter":"oxygen","unit":"percent","value":"102.5","equipment":"unspecified_oxygen_percent","equipment_limit":null}]}]