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needed: Based on previous readings, oxygen's result of 11.1mg/L is outside the expected range of 7.13-10.87mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","calcium","secchi_depth","total_phosphorus","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/114370","readings":[{"id":"79b293c0-84cd-4ae8-9de9-955b0507a2da","created_at":"2025-08-29T18:27:00.266Z","updated_at":"2025-08-29T18:27:00.266Z","parameter":"ph","unit":"std_units","value":"7.76","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"3742c016-f3d0-4ba0-be0a-82eb8ccdfb1d","created_at":"2025-08-29T18:27:00.273Z","updated_at":"2025-08-29T18:27:00.273Z","parameter":"oxygen","unit":"mg_l","value":"11.1","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"dff45399-e39d-4829-b97e-a194048e23f6","created_at":"2025-08-29T18:27:00.277Z","updated_at":"2025-08-29T18:27:00.277Z","parameter":"calcium","unit":"mg_l","value":"100","equipment":"unspecified_calcium","equipment_limit":null},{"id":"de039229-14e5-4770-b44b-b3fa6aef92a2","created_at":"2025-08-29T18:27:00.282Z","updated_at":"2025-08-29T18:27:00.282Z","parameter":"secchi_depth","unit":"m","value":"5.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"b4618b6c-a51f-40ce-9f90-e9ad86baaf02","created_at":"2025-08-29T18:27:00.287Z","updated_at":"2025-08-29T18:27:00.287Z","parameter":"oxygen","unit":"percent","value":"107.5","equipment":"other_do_multimeter_percent","equipment_limit":null},{"id":"80011b21-18cf-45f5-bdab-f88f37379d7f","created_at":"2025-08-29T18:27:00.290Z","updated_at":"2025-08-29T18:27:00.290Z","parameter":"total_phosphorus","unit":null,"value":"9","equipment":null,"equipment_limit":null},{"id":"ca488bb7-8e1a-44f3-b2ae-ed3d4a4ce795","created_at":"2025-08-29T18:27:00.294Z","updated_at":"2025-08-29T18:27:00.294Z","parameter":"water_temperature","unit":null,"value":"13.9","equipment":null,"equipment_limit":null}]},{"id":"2b248d46-3c78-41a3-bfde-6a0fe1ef14eb","created_at":"2025-08-29T18:26:51.212Z","updated_at":"2026-01-20T20:12:19.390Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"26a0158b-36f1-40bd-90a1-775d97f8245c","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2016-09-09T14:30:00.000Z","observed_at_local":"2016-09-09T10:30:00-04:00","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":["ph","oxygen","secchi_depth","total_phosphorus","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/114254","readings":[{"id":"51db8629-f5dd-427c-aa01-90a88af9db86","created_at":"2025-08-29T18:26:51.243Z","updated_at":"2025-08-29T18:26:51.243Z","parameter":"ph","unit":"std_units","value":"8.54","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"a4b61cbd-69c5-48ce-8070-0b434b6a0454","created_at":"2025-08-29T18:26:51.248Z","updated_at":"2025-08-29T18:26:51.248Z","parameter":"oxygen","unit":"mg_l","value":"9.08","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"9fb57d64-bc9c-4abf-8d21-a615c4701da0","created_at":"2025-08-29T18:26:51.252Z","updated_at":"2025-08-29T18:26:51.252Z","parameter":"secchi_depth","unit":"m","value":"5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"cf7cc4ce-0dbc-412a-9930-e167987273b0","created_at":"2025-08-29T18:26:51.261Z","updated_at":"2025-08-29T18:26:51.261Z","parameter":"total_phosphorus","unit":null,"value":"7","equipment":null,"equipment_limit":null},{"id":"840eac70-8efd-4d5f-a459-9fa1ce6b9cb6","created_at":"2025-08-29T18:26:51.265Z","updated_at":"2025-08-29T18:26:51.265Z","parameter":"water_temperature","unit":null,"value":"23.3","equipment":null,"equipment_limit":null}]},{"id":"7a258e73-6d84-42de-83d5-eb609440a5a9","created_at":"2025-08-29T18:26:51.144Z","updated_at":"2026-01-20T20:12:19.235Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"26a0158b-36f1-40bd-90a1-775d97f8245c","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2016-06-29T15:03:00.000Z","observed_at_local":"2016-06-29T11:03:00-04:00","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":["ph","oxygen","secchi_depth","total_phosphorus","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/114253","readings":[{"id":"487e9341-0330-44a8-b0da-7af85a0656e2","created_at":"2025-08-29T18:26:51.188Z","updated_at":"2025-08-29T18:26:51.188Z","parameter":"ph","unit":"std_units","value":"8.74","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"e82c4571-0d18-4c87-a0c0-0b96f0af6e3d","created_at":"2025-08-29T18:26:51.193Z","updated_at":"2025-08-29T18:26:51.193Z","parameter":"oxygen","unit":"mg_l","value":"8.95","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id"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80","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 10.87mg/L is outside the expected range of 7.13-10.87mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","secchi_depth","total_phosphorus","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/114252","readings":[{"id":"def5b02d-0c27-4cd2-90dc-2c1824fd130f","created_at":"2025-08-29T18:26:51.116Z","updated_at":"2025-08-29T18:26:51.116Z","parameter":"ph","unit":"std_units","value":"8.55","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"3f1fc01f-198b-4752-be0e-90c699619c75","created_at":"2025-08-29T18:26:51.121Z","updated_at":"2025-08-29T18:26:51.121Z","parameter":"oxygen","unit":"mg_l","value":"10.87","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"82f06f38-8cb4-49dd-955a-41d25daa8c00","created_at":"2025-08-29T18:26:51.128Z","updated_at":"2025-08-29T18:26:51.128Z","parameter":"secchi_depth","unit":"m","value":"5.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"8c0a6d64-5172-4451-94de-cf01087b37c1","created_at":"2025-08-29T18:26:51.133Z","updated_at":"2025-08-29T18:26:51.133Z","parameter":"total_phosphorus","unit":null,"value":"8","equipment":null,"equipment_limit":null},{"id":"f81878b2-eab3-4c5e-b87d-b13f8225e90f","created_at":"2025-08-29T18:26:51.136Z","updated_at":"2025-08-29T18:26:51.136Z","parameter":"water_temperature","unit":null,"value":"13.8","equipment":null,"equipment_limit":null}]},{"id":"bfab717d-8f86-4ff7-b618-a72c93cd659d","created_at":"2025-08-29T18:25:58.997Z","updated_at":"2026-01-20T20:09:39.110Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"26a0158b-36f1-40bd-90a1-775d97f8245c","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2010-09-15T16:00:00.000Z","observed_at_local":"2010-09-15T12:00:00-04:00","notes":"Total Phosphorus- bottm Kemmerer sample (ug/L) 6","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","total_phosphorus","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/113398","readings":[{"id":"37424589-e9c4-494b-bd58-37216de5a7c5","created_at":"2025-08-29T18:25:59.032Z","updated_at":"2025-08-29T18:25:59.032Z","parameter":"ph","unit":"std_units","value":"8.4","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"1449895a-cb36-4e26-8c26-66c8f8bbf15c","created_at":"2025-08-29T18:25:59.048Z","updated_at":"2025-08-29T18:25:59.048Z","parameter":"oxygen","unit":"mg_l","value":"9.14","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"09815cc6-44cc-46fe-8d99-35bdaa720bbb","created_at":"2025-08-29T18:25:59.057Z","updated_at":"2025-08-29T18:25:59.057Z","parameter":"secchi_depth","unit":"m","value":"6.0","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"449e4f91-f21c-42c7-8080-1ea948a9c308","created_at":"2025-08-29T18:25:59.083Z","updated_at":"2025-08-29T18:25:59.083Z","parameter":"total_phosphorus","unit":null,"value":"10.0","equipment":null,"equipment_limit":null},{"id":"63a1c56f-93dd-428a-8520-95bd253e42dd","created_at":"2025-08-29T18:25:59.102Z","updated_at":"2025-08-29T18:25:59.102Z","parameter":"water_temperature","unit":null,"value":"18.9","equipment":null,"equipment_limit":null}]},{"id":"c94c2452-e2f4-4713-8b65-7cf6e16ca8d5","created_at":"2025-08-29T18:26:00.852Z","updated_at":"2026-01-20T20:09:41.416Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"26a0158b-36f1-40bd-90a1-775d97f8245c","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2010-09-02T16:00:00.000Z","observed_at_local":"2010-09-02T12:00:00-04:00","notes":"Total Phosphorus- bottm Kemmerer sample (ug/L) 7","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","total_phosphorus","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/113412","readings":[{"id":"eb67890e-d165-4a7c-8f81-7b2148d7a62f","created_at":"2025-08-29T18:26:00.872Z","updated_at":"2025-08-29T18:26:00.872Z","parameter":"ph","unit":"std_units","value":"8.4","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"a11ef65f-1637-42c5-bf30-cb64524cc828","created_at":"2025-08-29T18:26:01.004Z","updated_at":"2025-08-29T18:26:01.004Z","parameter":"oxygen","unit":"mg_l","value":"8.01","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"9025492c-8fbd-4c2b-9ca5-cf61b585994b","created_at":"2025-08-29T18:26:01.011Z","updated_at":"2025-08-29T18:26:01.011Z","parameter":"secchi_depth","unit":"m","value":"5.0","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"ec71cf95-4c58-42f6-8489-61e86ecc5f18","created_at":"2025-08-29T18:26:01.093Z","updated_at":"2025-08-29T18:26:01.093Z","parameter":"total_phosphorus","unit":null,"value":"17.0","equipment":null,"equipment_limit":null},{"id":"05f4fd8c-210f-4c9f-aeb4-306c5c680c2e","created_at":"2025-08-29T18:26:01.183Z","updated_at":"2025-08-29T18:26:01.183Z","parameter":"water_temperature","unit":null,"value":"25","equipment":null,"equipment_limit":null}]},{"id":"39fbbeea-69fe-4705-a1e7-fc422008d0d0","created_at":"2025-08-29T18:25:48.403Z","updated_at":"2026-01-20T20:09:20.473Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"26a0158b-36f1-40bd-90a1-775d97f8245c","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2010-07-08T16:00:00.000Z","observed_at_local":"2010-07-08T12:00:00-04:00","notes":"Total Phosphorus- bottm Kemmerer sample (ug/L) 0","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","water_temperature","total_phosphorus"],"photos":[],"permalink":"https://data.waterrangers.com/observations/113295","readings":[{"id":"2fbe81df-6217-4ddb-a912-cd8fcd4ac449","created_at":"2025-08-29T18:25:48.431Z","updated_at":"2025-08-29T18:25:48.431Z","parameter":"ph","unit":"std_units","value":"8.4","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"2f1a616c-2294-4ac0-8334-0cbf3e203a30","created_at":"2025-08-29T18:25:48.437Z","updated_at":"2025-08-29T18:25:48.437Z","parameter":"oxygen","unit":"mg_l","value":"8.91","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"af3ef775-7a7b-4680-9d1a-4b1edd56ae72","created_at":"2025-08-29T18:25:48.441Z","updated_at":"2025-08-29T18:25:48.441Z","parameter":"secchi_depth","unit":"m","value":"8.0","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"0c468885-ab51-4b0c-bba5-aec4830d898f","created_at":"2025-08-29T18:25:48.448Z","updated_at":"2025-08-29T18:25:48.448Z","parameter":"water_temperature","unit":null,"value":"28.1","equipment":null,"equipment_limit":null},{"id":"1cee60ae-d8f4-414c-a10c-21a9cdee2ee7","created_at":"2025-08-29T18:25:48.445Z","updated_at":"2025-11-19T15:02:25.753Z","parameter":"total_phosphorus","unit":null,"value":"0.0","equipment":null,"equipment_limit":"<="}]},{"id":"ed8cec4f-f2e4-4e32-adb9-74cc4776b6ce","created_at":"2025-08-29T18:25:54.295Z","updated_at":"2026-01-20T20:09:32.284Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"26a0158b-36f1-40bd-90a1-775d97f8245c","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2010-07-02T16:00:00.000Z","observed_at_local":"2010-07-02T12:00:00-04:00","notes":"Total Phosphorus- bottm Kemmerer sample (ug/L) 21","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","water_temperature","total_phosphorus"],"photos":[],"permalink":"https://data.waterrangers.com/observations/113360","readings":[{"id":"76156837-cd38-417a-a767-d7272e14c150","created_at":"2025-08-29T18:25:54.331Z","updated_at":"2025-08-29T18:25:54.331Z","parameter":"ph","unit":"std_units","value":"7.8","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"041ce234-0764-45bc-a395-4c847bdda0cd","created_at":"2025-08-29T18:25:54.350Z","updated_at":"2025-08-29T18:25:54.350Z","parameter":"oxygen","unit":"mg_l","value":"8.98","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"82ae01c4-002d-449f-a77e-f0d03b89f0f4","created_at":"2025-08-29T18:25:54.366Z","updated_at":"2025-08-29T18:25:54.366Z","parameter":"secchi_depth","unit":"m","value":"6.0","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"d4c99cf8-29a5-43ce-a424-de3f56b48a3e","created_at":"2025-08-29T18:25:54.398Z","updated_at":"2025-08-29T18:25:54.398Z","parameter":"water_temperature","unit":null,"value":"21.4","equipment":null,"equipment_limit":null},{"id":"fcf62557-bcab-404e-9f46-8378c428a1e4","created_at":"2025-08-29T18:25:54.390Z","updated_at":"2025-11-19T15:02:25.753Z","parameter":"total_phosphorus","unit":null,"value":"0.0","equipment":null,"equipment_limit":"<="}]},{"id":"bbe8fb4b-d138-4c20-90ed-9e62405e6235","created_at":"2025-08-29T18:25:48.334Z","updated_at":"2026-01-20T20:09:20.312Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"26a0158b-36f1-40bd-90a1-775d97f8245c","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2010-05-18T16:00:00.000Z","observed_at_local":"2010-05-18T12:00:00-04:00","notes":"Total Phosphorus- bottm Kemmerer sample (ug/L) 0","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","ph","oxygen","secchi_depth","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/113294","readings":[{"id":"254ed71a-3ec5-49de-8b73-4acd5794bcb7","created_at":"2025-08-29T18:25:48.366Z","updated_at":"2025-08-29T18:25:48.366Z","parameter":"ph","unit":"std_units","value":"8.3","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"2ed2256c-535f-4a9a-a140-c1270aad51f3","created_at":"2025-08-29T18:25:48.379Z","updated_at":"2025-08-29T18:25:48.379Z","parameter":"oxygen","unit":"mg_l","value":"10.32","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"b1bc26e4-59b8-4623-adfe-f0934f5c013b","created_at":"2025-08-29T18:25:48.382Z","updated_at":"2025-08-29T18:25:48.382Z","parameter":"secchi_depth","unit":"m","value":"10.0","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"952c3931-70be-493c-b18a-8758e56d780a","created_at":"2025-08-29T18:25:48.393Z","updated_at":"2025-08-29T18:25:48.393Z","parameter":"water_temperature","unit":null,"value":"16.8","equipment":null,"equipment_limit":null},{"id":"75c9c6db-f3ff-49bb-8b3e-d72a6ae091d7","created_at":"2025-08-29T18:25:48.386Z","updated_at":"2025-11-19T15:02:25.753Z","parameter":"total_phosphorus","unit":null,"value":"0.0","equipment":null,"equipment_limit":"<="}]},{"id":"04e9cf0a-b461-45eb-b157-f84c24b05e55","created_at":"2025-08-29T18:25:59.137Z","updated_at":"2026-01-20T20:09:39.309Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"26a0158b-36f1-40bd-90a1-775d97f8245c","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2010-05-07T16:00:00.000Z","observed_at_local":"2010-05-07T12:00:00-04:00","notes":"Total Phosphorus- bottm Kemmerer sample (ug/L) 6","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","total_phosphorus","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/113399","readings":[{"id":"5e926128-7c85-4e94-907b-368c9130ddef","created_at":"2025-08-29T18:25:59.171Z","updated_at":"2025-08-29T18:25:59.171Z","parameter":"ph","unit":"std_units","value":"9.0","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"546e3456-364d-4ca9-973e-80b280269952","created_at":"2025-08-29T18:25:59.202Z","updated_at":"2025-08-29T18:25:59.202Z","parameter":"oxygen","unit":"mg_l","value":"10.45","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"2d99fff6-a22f-4a47-a9d7-e6b90e5477c3","created_at":"2025-08-29T18:25:59.223Z","updated_at":"2025-08-29T18:25:59.223Z","parameter":"secchi_depth","unit":"m","value":"4.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"59a0829f-5a8e-4bf5-b7b6-2224e3351d49","created_at":"2025-08-29T18:25:59.236Z","updated_at":"2025-08-29T18:25:59.236Z","parameter":"total_phosphorus","unit":null,"value":"3.0","equipment":null,"equipment_limit":null},{"id":"3956784e-a88c-4296-814d-40b896ee187f","created_at":"2025-08-29T18:25:59.243Z","updated_at":"2025-08-29T18:25:59.243Z","parameter":"water_temperature","unit":null,"value":"15.3","equipment":null,"equipment_limit":null}]},{"id":"b87e5b9c-212c-46a1-8ac0-f79ba8844f98","created_at":"2025-08-29T18:25:49.377Z","updated_at":"2026-01-20T20:09:23.415Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"26a0158b-36f1-40bd-90a1-775d97f8245c","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2005-10-27T16:00:00.000Z","observed_at_local":"2005-10-27T12:00:00-04:00","notes":"Total Phosphorus- bottm Kemmerer sample (ug/L) 11","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","total_phosphorus","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/113310","readings":[{"id":"70e12476-958f-4c95-b753-ebce8bb0d06a","created_at":"2025-08-29T18:25:49.404Z","updated_at":"2025-08-29T18:25:49.404Z","parameter":"ph","unit":"std_units","value":"7.5","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"e37d4d36-0e70-4038-9d91-48e298bf4d18","created_at":"2025-08-29T18:25:49.410Z","updated_at":"2025-08-29T18:25:49.410Z","parameter":"oxygen","unit":"mg_l","value":"9","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"ffc7324b-a2b6-4cd1-8125-9cc7384ef006","created_at":"2025-08-29T18:25:49.415Z","updated_at":"2025-08-29T18:25:49.415Z","parameter":"secchi_depth","unit":"m","value":"7.0","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"6da3ec31-6e06-499d-abb6-e564790bdfae","created_at":"2025-08-29T18:25:49.420Z","updated_at":"2025-08-29T18:25:49.420Z","parameter":"total_phosphorus","unit":null,"value":"14.0","equipment":null,"equipment_limit":null},{"id":"63540d7f-72e8-4737-8071-66b6a66bd015","created_at":"2025-08-29T18:25:49.429Z","updated_at":"2025-08-29T18:25:49.429Z","parameter":"water_temperature","unit":null,"value":"10.7","equipment":null,"equipment_limit":null}]},{"id":"ba25f003-863a-4008-80df-55e50685a733","created_at":"2025-08-29T18:25:58.735Z","updated_at":"2026-01-20T20:09:38.649Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"26a0158b-36f1-40bd-90a1-775d97f8245c","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2005-09-23T16:00:00.000Z","observed_at_local":"2005-09-23T12:00:00-04:00","notes":"Total Phosphorus- bottm Kemmerer sample (ug/L) 5","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","total_phosphorus","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/113395","readings":[{"id":"adf3a8f2-a99a-400d-868b-e8eb33ad71cf","created_at":"2025-08-29T18:25:58.754Z","updated_at":"2025-08-29T18:25:58.754Z","parameter":"ph","unit":"std_units","value":"7.7","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"9e96c3f2-612e-44a0-9295-6f6cb3033aae","created_at":"2025-08-29T18:25:58.763Z","updated_at":"2025-08-29T18:25:58.763Z","parameter":"oxygen","unit":"mg_l","value":"9","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"4aa79b65-d985-48fb-9ae6-e15ef5e4a88b","created_at":"2025-08-29T18:25:58.796Z","updated_at":"2025-08-29T18:25:58.796Z","parameter":"secchi_depth","unit":"m","value":"5.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"9ac57f9a-ef6c-45c6-aa66-1ef130bb4afb","created_at":"2025-08-29T18:25:58.809Z","updated_at":"2025-08-29T18:25:58.809Z","parameter":"total_phosphorus","unit":null,"value":"5.0","equipment":null,"equipment_limit":null},{"id":"a321b655-4bef-4d12-8641-3645e6597f0f","created_at":"2025-08-29T18:25:58.814Z","updated_at":"2025-08-29T18:25:58.814Z","parameter":"water_temperature","unit":null,"value":"19.8","equipment":null,"equipment_limit":null}]},{"id":"8e39e455-35b8-4b30-9253-d926c0833d21","created_at":"2025-08-29T18:25:51.081Z","updated_at":"2026-01-20T20:09:27.247Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"26a0158b-36f1-40bd-90a1-775d97f8245c","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2005-09-15T16:00:00.000Z","observed_at_local":"2005-09-15T12:00:00-04:00","notes":"Total Phosphorus- bottm Kemmerer sample (ug/L) 14","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","total_phosphorus","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/113331","readings":[{"id":"5ffb831e-fab3-48f3-92d0-e01bc09bf18f","created_at":"2025-08-29T18:25:51.103Z","updated_at":"2025-08-29T18:25:51.103Z","parameter":"ph","unit":"std_units","value":"7.9","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"ee251132-1ef8-4361-8406-24f738a1c183","created_at":"2025-08-29T18:25:51.113Z","updated_at":"2025-08-29T18:25:51.113Z","parameter":"oxygen","unit":"mg_l","value":"9.6","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"ef66d538-7a00-4e78-a93a-c9876131853c","created_at":"2025-08-29T18:25:51.129Z","updated_at":"2025-08-29T18:25:51.129Z","parameter":"secchi_depth","unit":"m","value":"7.0","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"43f83ed6-5246-442d-88ce-cd2c65c84771","created_at":"2025-08-29T18:25:51.142Z","updated_at":"2025-08-29T18:25:51.142Z","parameter":"total_phosphorus","unit":null,"value":"14.0","equipment":null,"equipment_limit":null},{"id":"69551022-6bfc-445e-b6d2-bd27d0232f55","created_at":"2025-08-29T18:25:51.157Z","updated_at":"2025-08-29T18:25:51.157Z","parameter":"water_temperature","unit":null,"value":"22.3","equipment":null,"equipment_limit":null}]},{"id":"76ab2d51-c616-4136-b7cd-3921a2a55445","created_at":"2025-08-29T18:25:49.281Z","updated_at":"2026-01-20T20:09:23.225Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"26a0158b-36f1-40bd-90a1-775d97f8245c","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2005-08-25T16:00:00.000Z","observed_at_local":"2005-08-25T12:00:00-04:00","notes":"Total Phosphorus- bottm Kemmerer sample (ug/L) 11","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","total_phosphorus","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/113309","readings":[{"id":"2c7beb90-30fd-4029-b641-274beec7e64c","created_at":"2025-08-29T18:25:49.320Z","updated_at":"2025-08-29T18:25:49.320Z","parameter":"ph","unit":"std_units","value":"7.7","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"a7d1a5ff-cdd7-4415-9fa9-3c0c5590ad1b","created_at":"2025-08-29T18:25:49.328Z","updated_at":"2025-08-29T18:25:49.328Z","parameter":"oxygen","unit":"mg_l","value":"9.1","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"35df18bf-df6f-490a-9ea6-c5fff04ed831","created_at":"2025-08-29T18:25:49.334Z","updated_at":"2025-08-29T18:25:49.334Z","parameter":"secchi_depth","unit":"m","value":"7.0","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"ac168f2c-5beb-4c39-87e8-a9903f884218","created_at":"2025-08-29T18:25:49.347Z","updated_at":"2025-08-29T18:25:49.347Z","parameter":"total_phosphorus","unit":null,"value":"10.0","equipment":null,"equipment_limit":null},{"id":"977cac5c-417a-4620-8949-8bb031258383","created_at":"2025-08-29T18:25:49.354Z","updated_at":"2025-08-29T18:25:49.354Z","parameter":"water_temperature","unit":null,"value":"22.3","equipment":null,"equipment_limit":null}]},{"id":"2d6cd849-7d39-4516-b1b4-bd2d160e8480","created_at":"2025-08-29T18:25:58.901Z","updated_at":"2026-01-20T20:09:38.949Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"26a0158b-36f1-40bd-90a1-775d97f8245c","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2005-08-09T16:00:00.000Z","observed_at_local":"2005-08-09T12:00:00-04:00","notes":"Total Phosphorus- bottm Kemmerer sample (ug/L) 6","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 7.0mg/L is outside the expected range of 7.57-10.59mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","secchi_depth","total_phosphorus","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/113397","readings":[{"id":"2d032a90-a4ef-4725-869f-15d84132100f","created_at":"2025-08-29T18:25:58.919Z","updated_at":"2025-08-29T18:25:58.919Z","parameter":"ph","unit":"std_units","value":"7.8","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"4006d965-8a42-4fed-b2bd-cc36c7ae2a04","created_at":"2025-08-29T18:25:58.936Z","updated_at":"2025-08-29T18:25:58.936Z","parameter":"oxygen","unit":"mg_l","value":"7.0","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"e57bce40-de12-4828-9c5c-42eeb4df708a","created_at":"2025-08-29T18:25:58.944Z","updated_at":"2025-08-29T18:25:58.944Z","parameter":"secchi_depth","unit":"m","value":"7.0","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"88d58264-6662-4836-897f-d3d904ff434e","created_at":"2025-08-29T18:25:58.956Z","updated_at":"2025-08-29T18:25:58.956Z","parameter":"total_phosphorus","unit":null,"value":"10.0","equipment":null,"equipment_limit":null},{"id":"3b9b8a25-22de-4087-aca4-6ce62a2d5089","created_at":"2025-08-29T18:25:58.971Z","updated_at":"2025-08-29T18:25:58.971Z","parameter":"water_temperature","unit":null,"value":"25.2","equipment":null,"equipment_limit":null}]},{"id":"85b483d4-120e-4cf8-b33a-fef06cec8eac","created_at":"2025-08-29T18:26:00.738Z","updated_at":"2026-01-20T20:09:41.256Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"26a0158b-36f1-40bd-90a1-775d97f8245c","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2005-07-28T16:00:00.000Z","observed_at_local":"2005-07-28T12:00:00-04:00","notes":"Total Phosphorus- bottm Kemmerer sample (ug/L) 7","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","total_phosphorus","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/113411","readings":[{"id":"690a3e32-f703-4990-ba3f-1a5c874c5e72","created_at":"2025-08-29T18:26:00.772Z","updated_at":"2025-08-29T18:26:00.772Z","parameter":"ph","unit":"std_units","value":"7.1","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"f15e6ff6-208f-4c48-b2ee-faed91f6dffb","created_at":"2025-08-29T18:26:00.791Z","updated_at":"2025-08-29T18:26:00.791Z","parameter":"oxygen","unit":"mg_l","value":"9.0","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"fa6879bf-6882-45ec-b5c4-b0f1383af5be","created_at":"2025-08-29T18:26:00.807Z","updated_at":"2025-08-29T18:26:00.807Z","parameter":"secchi_depth","unit":"m","value":"9.0","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"9195c69d-83bd-426d-a4c8-14ea96ccafc6","created_at":"2025-08-29T18:26:00.817Z","updated_at":"2025-08-29T18:26:00.817Z","parameter":"total_phosphorus","unit":null,"value":"9.0","equipment":null,"equipment_limit":null},{"id":"0a4bf6c6-582e-4cd3-a08d-843ca5ab5631","created_at":"2025-08-29T18:26:00.838Z","updated_at":"2025-08-29T18:26:00.838Z","parameter":"water_temperature","unit":null,"value":"24.6","equipment":null,"equipment_limit":null}]},{"id":"a83f18b0-28b9-4200-9424-26c92662e52d","created_at":"2025-08-29T18:25:48.846Z","updated_at":"2026-01-20T20:09:21.638Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"26a0158b-36f1-40bd-90a1-775d97f8245c","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2005-07-13T16:00:00.000Z","observed_at_local":"2005-07-13T12:00:00-04:00","notes":"Total Phosphorus- bottm Kemmerer sample (ug/L) 10","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 7.0mg/L is outside the expected range of 7.57-10.59mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","secchi_depth","total_phosphorus","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/113302","readings":[{"id":"e2972379-f1c6-4740-a1b3-9f86e86a888c","created_at":"2025-08-29T18:25:48.870Z","updated_at":"2025-08-29T18:25:48.870Z","parameter":"ph","unit":"std_units","value":"8.2","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"a8425c4b-d3f9-4f86-9ac4-c9a2d158f4a8","created_at":"2025-08-29T18:25:48.876Z","updated_at":"2025-08-29T18:25:48.876Z","parameter":"oxygen","unit":"mg_l","value":"7.0","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"c3cddf34-dfad-4006-91e1-41a14e69a8bb","created_at":"2025-08-29T18:25:48.880Z","updated_at":"2025-08-29T18:25:48.880Z","parameter":"secchi_depth","unit":"m","value":"7.0","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"dd0a3bba-96f3-4323-8a60-ee088e29db20","created_at":"2025-08-29T18:25:48.884Z","updated_at":"2025-08-29T18:25:48.884Z","parameter":"total_phosphorus","unit":null,"value":"3.0","equipment":null,"equipment_limit":null},{"id":"4fc0dc19-3b53-45ea-91ec-f8687b2ef83a","created_at":"2025-08-29T18:25:48.898Z","updated_at":"2025-08-29T18:25:48.898Z","parameter":"water_temperature","unit":null,"value":"27.1","equipment":null,"equipment_limit":null}]},{"id":"368d68e6-99b5-4191-bbb2-602cf10ba845","created_at":"2025-08-29T18:25:53.408Z","updated_at":"2026-01-20T20:09:31.092Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"26a0158b-36f1-40bd-90a1-775d97f8245c","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2005-07-06T16:00:00.000Z","observed_at_local":"2005-07-06T12:00:00-04:00","notes":"Total Phosphorus- bottm Kemmerer sample (ug/L) 20","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","water_temperature","total_phosphorus"],"photos":[],"permalink":"https://data.waterrangers.com/observations/113353","readings":[{"id":"ed4d9e2c-9533-4303-b464-818796ddf30a","created_at":"2025-08-29T18:25:53.434Z","updated_at":"2025-08-29T18:25:53.434Z","parameter":"ph","unit":"std_units","value":"7.5","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"d13bd48c-6d75-4b44-882f-629a3092d927","created_at":"2025-08-29T18:25:53.438Z","updated_at":"2025-08-29T18:25:53.438Z","parameter":"oxygen","unit":"mg_l","value":"9.0","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"697b8564-8a2c-4b6a-a56d-20fff1e77fa7","created_at":"2025-08-29T18:25:53.458Z","updated_at":"2025-08-29T18:25:53.458Z","parameter":"secchi_depth","unit":"m","value":"4.0","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"c4a1c883-bc8a-4cb1-9a08-1b4540ac81fa","created_at":"2025-08-29T18:25:53.496Z","updated_at":"2025-08-29T18:25:53.496Z","parameter":"water_temperature","unit":null,"value":"24.2","equipment":null,"equipment_limit":null},{"id":"7ec83ab1-d751-4f57-a906-57979028ba5c","created_at":"2025-08-29T18:25:53.479Z","updated_at":"2025-11-19T15:02:25.753Z","parameter":"total_phosphorus","unit":null,"value":"0.0","equipment":null,"equipment_limit":"<="}]}]