[{"id":"043e7503-8ca7-4c65-b19e-076fd4689218","created_at":"2025-09-04T14:36:44.945Z","updated_at":"2026-01-20T21:00:05.238Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"bbd90197-a647-47e8-933a-71af2be5f347","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2015-10-15T04:00:00.000Z","observed_at_local":"2015-10-15T00:00:00-04:00","notes":null,"checked":"issue_detected","qa_notes":"Issue detected: oxygen's result of 0.35mg/L is below the extreme range of 1.0mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["oxygen","secchi_depth","air_temperature","total_phosphorus","water_temperature","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/165826","readings":[{"id":"3d82c1d9-872d-4007-8bec-c2198e5eaded","created_at":"2025-09-04T14:36:45.046Z","updated_at":"2025-09-04T14:36:45.046Z","parameter":"oxygen","unit":"mg_l","value":"0.35","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"74c94764-429b-4fc3-b489-84a7cf71a618","created_at":"2025-09-04T14:36:45.065Z","updated_at":"2025-09-04T14:36:45.065Z","parameter":"secchi_depth","unit":"m","value":"4","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"210fa2db-9e39-4ae7-9ceb-e5bb1af6dc4e","created_at":"2025-09-04T14:36:45.078Z","updated_at":"2025-09-04T14:36:45.078Z","parameter":"air_temperature","unit":"deg_c","value":"10","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"966991b3-8c90-41e7-bc60-46a29faf8a98","created_at":"2025-09-04T14:36:45.103Z","updated_at":"2025-09-04T14:36:45.103Z","parameter":"total_phosphorus","unit":"ppb","value":"19","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"cd96d5de-cdc9-4f49-9db9-02f689b5e2ad","created_at":"2025-09-04T14:36:45.126Z","updated_at":"2025-09-04T14:36:45.126Z","parameter":"water_temperature","unit":"deg_c","value":"5.71","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"aa0a48b0-b895-444d-990c-4118ffc54c84","created_at":"2025-09-04T14:36:45.150Z","updated_at":"2025-09-04T14:36:45.150Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"310","equipment":"lab_unspecified","equipment_limit":null}]},{"id":"4bf3c51d-3abb-4b6b-b9fb-4e1271ee4ad6","created_at":"2025-09-04T14:36:45.188Z","updated_at":"2026-01-20T21:00:05.430Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"bbd90197-a647-47e8-933a-71af2be5f347","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2015-08-21T04:00:00.000Z","observed_at_local":"2015-08-21T00:00:00-04:00","notes":null,"checked":"review_needed","qa_notes":"Review needed: oxygen's result of 2.38mg/L is below the normal range of 3.0mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["oxygen","secchi_depth","air_temperature","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/165827","readings":[{"id":"9a54ca1b-d5f9-4697-892d-720c5111f7d2","created_at":"2025-09-04T14:36:45.254Z","updated_at":"2025-09-04T14:36:45.254Z","parameter":"oxygen","unit":"mg_l","value":"2.38","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"0676b021-0654-4c2f-b70d-3b4a73a7827c","created_at":"2025-09-04T14:36:45.275Z","updated_at":"2025-09-04T14:36:45.275Z","parameter":"secchi_depth","unit":"m","value":"3.77","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"59d1b49a-34ae-4adb-9d33-ae560fb19a68","created_at":"2025-09-04T14:36:45.296Z","updated_at":"2025-09-04T14:36:45.296Z","parameter":"air_temperature","unit":"deg_c","value":"23","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"7f05186d-91af-4d81-87b7-3d0ab49cb0df","created_at":"2025-09-04T14:36:45.313Z","updated_at":"2025-09-04T14:36:45.313Z","parameter":"water_temperature","unit":"deg_c","value":"5.65","equipment":"unspecified_water_temperature","equipment_limit":null}]},{"id":"6abba7d4-46c3-416b-b7e4-482dae38b6f6","created_at":"2025-09-04T14:36:45.392Z","updated_at":"2026-01-20T21:00:05.622Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"bbd90197-a647-47e8-933a-71af2be5f347","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2015-07-10T04:00:00.000Z","observed_at_local":"2015-07-10T00:00:00-04:00","notes":null,"checked":"issue_detected","qa_notes":"Issue detected: oxygen's result of 0.86mg/L is below the extreme range of 1.0mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["oxygen","secchi_depth","total_phosphorus","water_temperature","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/165828","readings":[{"id":"3326ab77-f330-4a46-a630-e0e8397fc146","created_at":"2025-09-04T14:36:45.624Z","updated_at":"2025-09-04T14:36:45.624Z","parameter":"oxygen","unit":"mg_l","value":"0.86","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"a0a55112-6e4a-4342-b150-c7336dbe9c84","created_at":"2025-09-04T14:36:45.642Z","updated_at":"2025-09-04T14:36:45.642Z","parameter":"secchi_depth","unit":"m","value":"4.3","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"32436169-e11c-4ae0-b827-1facc3b58496","created_at":"2025-09-04T14:36:45.671Z","updated_at":"2025-09-04T14:36:45.671Z","parameter":"total_phosphorus","unit":"ppb","value":"41","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"552e792e-ce84-427a-8157-323f7907c918","created_at":"2025-09-04T14:36:45.698Z","updated_at":"2025-09-04T14:36:45.698Z","parameter":"water_temperature","unit":"deg_c","value":"5.43","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"90db6cfd-21bf-4de3-9361-72cf83c23a58","created_at":"2025-09-04T14:36:45.715Z","updated_at":"2025-09-04T14:36:45.715Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"360","equipment":"lab_unspecified","equipment_limit":null}]},{"id":"f3da44ca-b818-4357-925d-bed10ad812ba","created_at":"2025-09-04T14:36:45.737Z","updated_at":"2026-01-20T21:00:05.801Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"bbd90197-a647-47e8-933a-71af2be5f347","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2015-05-15T04:00:00.000Z","observed_at_local":"2015-05-15T00:00:00-04:00","notes":null,"checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 9.38mg/L is outside the expected range of -1.56-2.84mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["oxygen","secchi_depth","air_temperature","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/165829","readings":[{"id":"b5b71f1c-72d2-4ba4-ae85-c31780ceb1f4","created_at":"2025-09-04T14:36:45.771Z","updated_at":"2025-09-04T14:36:45.771Z","parameter":"oxygen","unit":"mg_l","value":"9.38","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"00122472-1bab-485d-960d-8ab21ff83a64","created_at":"2025-09-04T14:36:45.781Z","updated_at":"2025-09-04T14:36:45.781Z","parameter":"secchi_depth","unit":"m","value":"3.1","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"729a58a6-50ba-4005-9d81-3b5cf357fd45","created_at":"2025-09-04T14:36:45.790Z","updated_at":"2025-09-04T14:36:45.790Z","parameter":"air_temperature","unit":"deg_c","value":"18.8","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"36aa5ba4-5ea2-4fb4-b0c6-30edead9945f","created_at":"2025-09-04T14:36:45.800Z","updated_at":"2025-09-04T14:36:45.800Z","parameter":"water_temperature","unit":"deg_c","value":"5.14","equipment":"unspecified_water_temperature","equipment_limit":null}]},{"id":"74292cd0-0df4-41c3-b977-a25efe37da77","created_at":"2025-09-04T14:36:45.862Z","updated_at":"2026-01-20T21:00:05.978Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"bbd90197-a647-47e8-933a-71af2be5f347","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2014-10-17T04:00:00.000Z","observed_at_local":"2014-10-17T00:00:00-04:00","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/165830","readings":[{"id":"7c947864-dd50-4200-ae59-94263193b8a7","created_at":"2025-09-04T14:36:45.906Z","updated_at":"2025-09-04T14:36:45.906Z","parameter":"total_phosphorus","unit":"ppb","value":"38","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"677f63b0-32b3-4072-ab43-3a0e61617f00","created_at":"2025-09-04T14:36:45.922Z","updated_at":"2025-09-04T14:36:45.922Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"380","equipment":"lab_unspecified","equipment_limit":null}]},{"id":"5fa579c3-104f-4a1b-8ec4-6a2236a78a7a","created_at":"2025-09-04T14:36:45.949Z","updated_at":"2026-01-20T21:00:06.164Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"bbd90197-a647-47e8-933a-71af2be5f347","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2014-10-14T04:00:00.000Z","observed_at_local":"2014-10-14T00:00:00-04:00","notes":null,"checked":"issue_detected","qa_notes":"Issue detected: oxygen's result of 0.27mg/L is below the extreme range of 1.0mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["oxygen","secchi_depth","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/165831","readings":[{"id":"6d6163d6-f7df-412c-bfcd-4ef86d39f9e1","created_at":"2025-09-04T14:36:45.984Z","updated_at":"2025-09-04T14:36:45.984Z","parameter":"oxygen","unit":"mg_l","value":"0.27","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"49ba446c-7768-4cdb-8cb9-cf656ffc576b","created_at":"2025-09-04T14:36:45.998Z","updated_at":"2025-09-04T14:36:45.998Z","parameter":"secchi_depth","unit":"m","value":"3.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"ac7f197b-faba-416c-888b-db92b3dd2fd6","created_at":"2025-09-04T14:36:46.015Z","updated_at":"2025-09-04T14:36:46.015Z","parameter":"water_temperature","unit":"deg_c","value":"6.26","equipment":"unspecified_water_temperature","equipment_limit":null}]},{"id":"c0fa9c4d-9f48-4481-814f-3ef204a8c0e7","created_at":"2025-09-04T14:36:46.030Z","updated_at":"2026-01-20T21:00:06.344Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"bbd90197-a647-47e8-933a-71af2be5f347","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2014-08-29T04:00:00.000Z","observed_at_local":"2014-08-29T00:00:00-04:00","notes":null,"checked":"issue_detected","qa_notes":"Issue detected: oxygen's result of 0.34mg/L is below the extreme range of 1.0mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["oxygen","secchi_depth","total_phosphorus","water_temperature","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/165832","readings":[{"id":"0bd7836b-698c-4a9c-b75a-95ceef527276","created_at":"2025-09-04T14:36:46.061Z","updated_at":"2025-09-04T14:36:46.061Z","parameter":"oxygen","unit":"mg_l","value":"0.34","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"c5c9c3d9-f338-4d08-be0c-508f45375e45","created_at":"2025-09-04T14:36:46.087Z","updated_at":"2025-09-04T14:36:46.087Z","parameter":"secchi_depth","unit":"m","value":"3.35","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"9ae3d39f-41fd-470e-ace7-c0ec2fea1406","created_at":"2025-09-04T14:36:46.098Z","updated_at":"2025-09-04T14:36:46.098Z","parameter":"total_phosphorus","unit":"ppb","value":"36","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"1f896961-ee74-44b6-8133-cd245c3d0a52","created_at":"2025-09-04T14:36:46.121Z","updated_at":"2025-09-04T14:36:46.121Z","parameter":"water_temperature","unit":"deg_c","value":"5.83","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"ed4a0016-609d-45bd-93eb-4e22d9111606","created_at":"2025-09-04T14:36:46.183Z","updated_at":"2025-09-04T14:36:46.183Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"480","equipment":"lab_unspecified","equipment_limit":null}]},{"id":"472ab3ad-1efc-4376-8d4f-61fae7d04d09","created_at":"2025-09-04T14:36:46.215Z","updated_at":"2026-01-20T21:00:06.522Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"bbd90197-a647-47e8-933a-71af2be5f347","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2014-07-14T04:00:00.000Z","observed_at_local":"2014-07-14T00:00:00-04:00","notes":null,"checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 4.7mg/L is outside the expected range of -1.56-2.84mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["oxygen","secchi_depth","total_phosphorus","water_temperature","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/165833","readings":[{"id":"acd69a38-50ba-4027-827b-5f4f6f97b664","created_at":"2025-09-04T14:36:46.270Z","updated_at":"2025-09-04T14:36:46.270Z","parameter":"oxygen","unit":"mg_l","value":"4.7","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"e8f49d2a-2407-4eec-956f-270dc7f1fa87","created_at":"2025-09-04T14:36:46.288Z","updated_at":"2025-09-04T14:36:46.288Z","parameter":"secchi_depth","unit":"m","value":"4.3","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"55d8c5cb-e8b3-4d83-a1bf-937e6de9b140","created_at":"2025-09-04T14:36:46.302Z","updated_at":"2025-09-04T14:36:46.302Z","parameter":"total_phosphorus","unit":"ppb","value":"51","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"85e08455-2879-41fd-9500-0532c107e4d8","created_at":"2025-09-04T14:36:46.321Z","updated_at":"2025-09-04T14:36:46.321Z","parameter":"water_temperature","unit":"deg_c","value":"5.78","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"4419cf8d-99e5-45e9-ba98-b8281378daab","created_at":"2025-09-04T14:36:46.333Z","updated_at":"2025-09-04T14:36:46.333Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"440","equipment":"lab_unspecified","equipment_limit":null}]},{"id":"89959c94-4fd7-446d-9ea3-76bb84014da2","created_at":"2025-09-04T14:36:44.526Z","updated_at":"2026-01-20T21:00:04.855Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"bbd90197-a647-47e8-933a-71af2be5f347","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2013-10-16T04:00:00.000Z","observed_at_local":"2013-10-16T00:00:00-04:00","notes":null,"checked":"issue_detected","qa_notes":"Issue detected: oxygen's result of 0.175mg/L is below the extreme range of 1.0mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["oxygen","air_temperature","total_phosphorus","water_temperature","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/165824","readings":[{"id":"7361a460-93a4-47aa-a272-1e3c96efe2cd","created_at":"2025-09-04T14:36:44.636Z","updated_at":"2025-09-04T14:36:44.636Z","parameter":"oxygen","unit":"mg_l","value":"0.175","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"c85890a5-eef0-4ce1-a93f-c9d4ec3d3bd7","created_at":"2025-09-04T14:36:44.645Z","updated_at":"2025-09-04T14:36:44.645Z","parameter":"air_temperature","unit":"deg_c","value":"5","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"4ae3db69-c58b-4084-a9ec-dfc350a70f1d","created_at":"2025-09-04T14:36:44.666Z","updated_at":"2025-09-04T14:36:44.666Z","parameter":"total_phosphorus","unit":"ppb","value":"38","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"d2aaa123-f576-44de-8d3b-82979242b82d","created_at":"2025-09-04T14:36:44.682Z","updated_at":"2025-09-04T14:36:44.682Z","parameter":"water_temperature","unit":"deg_c","value":"6.93692","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"17a3503e-8ab5-48a4-9ef4-b2db92065a56","created_at":"2025-09-04T14:36:44.698Z","updated_at":"2025-09-04T14:36:44.698Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"390","equipment":"lab_unspecified","equipment_limit":null}]},{"id":"df390f7f-bad3-4032-b199-7c5f49db36c1","created_at":"2025-09-04T14:36:44.396Z","updated_at":"2026-01-20T21:00:04.675Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"bbd90197-a647-47e8-933a-71af2be5f347","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2013-08-26T04:00:00.000Z","observed_at_local":"2013-08-26T00:00:00-04:00","notes":null,"checked":"issue_detected","qa_notes":"Issue detected: oxygen's result of 0.15mg/L is below the extreme range of 1.0mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["oxygen","air_temperature","total_phosphorus","water_temperature","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/165823","readings":[{"id":"20b20abf-fe2d-4a3a-90ce-1b3496691e68","created_at":"2025-09-04T14:36:44.462Z","updated_at":"2025-09-04T14:36:44.462Z","parameter":"oxygen","unit":"mg_l","value":"0.15","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"1705452c-42e1-4219-b4d9-54d3cebc3836","created_at":"2025-09-04T14:36:44.475Z","updated_at":"2025-09-04T14:36:44.475Z","parameter":"air_temperature","unit":"deg_c","value":"20","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"3a1c2499-018d-4e54-b771-8777881a4462","created_at":"2025-09-04T14:36:44.490Z","updated_at":"2025-09-04T14:36:44.490Z","parameter":"total_phosphorus","unit":"ppb","value":"90","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"fcc52b1c-205d-401e-8d8e-0cff2cf42803","created_at":"2025-09-04T14:36:44.498Z","updated_at":"2025-09-04T14:36:44.498Z","parameter":"water_temperature","unit":"deg_c","value":"6.615","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"64db63e0-d69f-4129-bfc1-6a635b897827","created_at":"2025-09-04T14:36:44.511Z","updated_at":"2025-09-04T14:36:44.511Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"660","equipment":"lab_unspecified","equipment_limit":null}]},{"id":"9cc0dacd-8712-40a0-b537-32986a2653f5","created_at":"2025-09-04T14:36:44.730Z","updated_at":"2026-01-20T21:00:05.041Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"bbd90197-a647-47e8-933a-71af2be5f347","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2013-07-04T04:00:00.000Z","observed_at_local":"2013-07-04T00:00:00-04:00","notes":null,"checked":"issue_detected","qa_notes":"Issue detected: oxygen's result of 0.505mg/L is below the extreme range of 1.0mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["oxygen","air_temperature","total_phosphorus","water_temperature","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/165825","readings":[{"id":"2142a467-8cc0-45a3-bff5-8af2d985f8ba","created_at":"2025-09-04T14:36:44.777Z","updated_at":"2025-09-04T14:36:44.777Z","parameter":"oxygen","unit":"mg_l","value":"0.505","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"b75f5be7-70e9-41a8-bdea-b351ba4d8d5c","created_at":"2025-09-04T14:36:44.802Z","updated_at":"2025-09-04T14:36:44.802Z","parameter":"air_temperature","unit":"deg_c","value":"25","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"44e07618-367e-49b0-b4cc-0e48f897f84b","created_at":"2025-09-04T14:36:44.830Z","updated_at":"2025-09-04T14:36:44.830Z","parameter":"total_phosphorus","unit":"ppb","value":"37","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"c2dda599-19ec-4ddb-b568-66c5a8b26599","created_at":"2025-09-04T14:36:44.847Z","updated_at":"2025-09-04T14:36:44.847Z","parameter":"water_temperature","unit":"deg_c","value":"6.5","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"a13f2987-85da-4cc4-97c7-38559e38377f","created_at":"2025-09-04T14:36:44.859Z","updated_at":"2025-09-04T14:36:44.859Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"380","equipment":"lab_unspecified","equipment_limit":null}]},{"id":"32de5eec-aa4a-497a-98a9-a7ac1d1cd529","created_at":"2025-09-04T14:36:46.354Z","updated_at":"2026-01-20T21:00:06.712Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"bbd90197-a647-47e8-933a-71af2be5f347","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2013-05-23T04:00:00.000Z","observed_at_local":"2013-05-23T00:00:00-04:00","notes":null,"checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 5.94mg/L is outside the expected range of -1.56-2.84mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["oxygen","air_temperature","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/165834","readings":[{"id":"af2cdf84-3088-4390-b69f-1a2771b318b0","created_at":"2025-09-04T14:36:46.405Z","updated_at":"2025-09-04T14:36:46.405Z","parameter":"oxygen","unit":"mg_l","value":"5.94","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"38738d8d-47e9-42e2-bed6-4da1574febaa","created_at":"2025-09-04T14:36:46.416Z","updated_at":"2025-09-04T14:36:46.416Z","parameter":"air_temperature","unit":"deg_c","value":"15","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"273d474e-6ece-4200-9b65-608beaf94eec","created_at":"2025-09-04T14:36:46.425Z","updated_at":"2025-09-04T14:36:46.425Z","parameter":"water_temperature","unit":"deg_c","value":"5.94","equipment":"unspecified_water_temperature","equipment_limit":null}]},{"id":"eb353568-7024-48fd-9c98-a882ffc30070","created_at":"2025-09-04T14:36:46.489Z","updated_at":"2026-01-20T21:00:06.900Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"bbd90197-a647-47e8-933a-71af2be5f347","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2012-10-04T04:00:00.000Z","observed_at_local":"2012-10-04T00:00:00-04:00","notes":null,"checked":"issue_detected","qa_notes":"Issue detected: oxygen's result of 0.135mg/L is below the extreme range of 1.0mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["oxygen","air_temperature","total_phosphorus","water_temperature","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/165835","readings":[{"id":"58b53ee6-3e33-49e7-ac9a-ebf152b036b1","created_at":"2025-09-04T14:36:46.529Z","updated_at":"2025-09-04T14:36:46.529Z","parameter":"oxygen","unit":"mg_l","value":"0.135","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"f153d287-8b2c-4620-88f4-2cd0dd6979a2","created_at":"2025-09-04T14:36:46.546Z","updated_at":"2025-09-04T14:36:46.546Z","parameter":"air_temperature","unit":"deg_c","value":"17","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"8e5197d3-7850-4efa-a67f-8530ff9b18de","created_at":"2025-09-04T14:36:46.559Z","updated_at":"2025-09-04T14:36:46.559Z","parameter":"total_phosphorus","unit":"ppb","value":"12","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"16c72d94-d862-485f-95b0-03dfbfcaca56","created_at":"2025-09-04T14:36:46.567Z","updated_at":"2025-09-04T14:36:46.567Z","parameter":"water_temperature","unit":"deg_c","value":"7.42","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"96f32392-b9f7-4982-902c-523ae64f6653","created_at":"2025-09-04T14:36:46.576Z","updated_at":"2025-09-04T14:36:46.576Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"470","equipment":"lab_unspecified","equipment_limit":null}]},{"id":"d2f2a9a6-0d80-4319-be20-9e59ecb43165","created_at":"2025-09-04T14:36:46.601Z","updated_at":"2026-01-20T21:00:07.096Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"bbd90197-a647-47e8-933a-71af2be5f347","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2012-08-16T04:00:00.000Z","observed_at_local":"2012-08-16T00:00:00-04:00","notes":null,"checked":"issue_detected","qa_notes":"Issue detected: oxygen's result of 0.13mg/L is below the extreme range of 1.0mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["oxygen","total_phosphorus","water_temperature","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/165836","readings":[{"id":"3bea29ad-452d-4114-84e9-985483b1b6ec","created_at":"2025-09-04T14:36:47.042Z","updated_at":"2025-09-04T14:36:47.042Z","parameter":"oxygen","unit":"mg_l","value":"0.13","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"166f97ff-df00-4c57-9900-a745d062f323","created_at":"2025-09-04T14:36:47.133Z","updated_at":"2025-09-04T14:36:47.133Z","parameter":"total_phosphorus","unit":"ppb","value":"14","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"f16da053-4862-40d2-a389-d47bc55cba8d","created_at":"2025-09-04T14:36:47.275Z","updated_at":"2025-09-04T14:36:47.275Z","parameter":"water_temperature","unit":"deg_c","value":"7.22","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"eb105349-2361-4afc-9fdd-f5327881d0f5","created_at":"2025-09-04T14:36:47.496Z","updated_at":"2025-09-04T14:36:47.496Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"160","equipment":"lab_unspecified","equipment_limit":null}]},{"id":"8fdfd6cf-f996-4e0d-80b7-2bfc7c901cc7","created_at":"2025-09-04T14:36:49.141Z","updated_at":"2026-01-20T21:00:07.315Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"bbd90197-a647-47e8-933a-71af2be5f347","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2012-07-05T04:00:00.000Z","observed_at_local":"2012-07-05T00:00:00-04:00","notes":null,"checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 3mg/L is outside the expected range of -1.56-2.84mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["oxygen","total_phosphorus","water_temperature","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/165837","readings":[{"id":"2b8988d2-2b47-43ad-8ecb-e5dc794ba647","created_at":"2025-09-04T14:36:49.204Z","updated_at":"2025-09-04T14:36:49.204Z","parameter":"oxygen","unit":"mg_l","value":"3","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"33184326-1869-4ab2-ac4d-f0c034e0aa5f","created_at":"2025-09-04T14:36:49.232Z","updated_at":"2025-09-04T14:36:49.232Z","parameter":"total_phosphorus","unit":"ppb","value":"24","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"6a5d91d6-2099-413d-b7b0-49d2813858ff","created_at":"2025-09-04T14:36:49.254Z","updated_at":"2025-09-04T14:36:49.254Z","parameter":"water_temperature","unit":"deg_c","value":"7.31","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"2c3675d9-aafa-4c4c-a5fd-27589cc978ee","created_at":"2025-09-04T14:36:49.265Z","updated_at":"2025-09-04T14:36:49.265Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"250","equipment":"lab_unspecified","equipment_limit":null}]},{"id":"32b84cf8-c6b2-4bde-a817-cede3ce78ba8","created_at":"2025-09-04T14:36:49.304Z","updated_at":"2026-01-20T21:00:07.525Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"bbd90197-a647-47e8-933a-71af2be5f347","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2012-05-16T04:00:00.000Z","observed_at_local":"2012-05-16T00:00:00-04:00","notes":null,"checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 9.7mg/L is outside the expected range of -1.56-2.84mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["oxygen","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/165838","readings":[{"id":"2c16e6b2-4490-4f3b-928e-6548a150dad9","created_at":"2025-09-04T14:36:49.400Z","updated_at":"2025-09-04T14:36:49.400Z","parameter":"oxygen","unit":"mg_l","value":"9.7","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"0ee1f5c4-1b08-42ac-be7b-cdbe14558b49","created_at":"2025-09-04T14:36:49.725Z","updated_at":"2025-09-04T14:36:49.725Z","parameter":"water_temperature","unit":"deg_c","value":"7.31","equipment":"unspecified_water_temperature","equipment_limit":null}]},{"id":"053ba64f-fa40-46a8-a1f4-36304fbb47f7","created_at":"2025-09-04T14:36:49.755Z","updated_at":"2026-01-20T21:00:07.708Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"bbd90197-a647-47e8-933a-71af2be5f347","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2011-09-22T04:00:00.000Z","observed_at_local":"2011-09-22T00:00:00-04:00","notes":null,"checked":"review_needed","qa_notes":"Review needed: oxygen's result of 2.9mg/L is below the normal range of 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