[{"id":"df7ba4f7-2f57-4029-ad73-0ef2644f176f","created_at":"2025-08-29T18:26:59.701Z","updated_at":"2026-01-20T20:12:48.920Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"00bfcf41-9cef-4177-8dac-4a97f824c508","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2017-09-20T16:05:00.000Z","observed_at_local":"2017-09-20T12:05:00-04:00","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/114363","readings":[{"id":"ac460ead-2633-4c53-9e06-9f0caa8cf3b7","created_at":"2025-08-29T18:26:59.726Z","updated_at":"2025-08-29T18:26:59.726Z","parameter":"ph","unit":"std_units","value":"8.3","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"31566ec3-85ad-4c45-a195-980252a247ac","created_at":"2025-08-29T18:26:59.733Z","updated_at":"2025-08-29T18:26:59.733Z","parameter":"oxygen","unit":"mg_l","value":"9.3","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"2d02cc6c-684a-4a97-9b75-6d2ca60b18de","created_at":"2025-08-29T18:26:59.735Z","updated_at":"2025-08-29T18:26:59.735Z","parameter":"secchi_depth","unit":"m","value":"5.25","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"2c371323-5bb1-4aa8-82a6-746f8f5b57dd","created_at":"2025-08-29T18:26:59.745Z","updated_at":"2025-08-29T18:26:59.745Z","parameter":"oxygen","unit":"percent","value":"107.1","equipment":"other_do_multimeter_percent","equipment_limit":null},{"id":"86de8a23-7fdf-47ba-95aa-1b4cbece002e","created_at":"2025-08-29T18:26:59.748Z","updated_at":"2025-08-29T18:26:59.748Z","parameter":"total_phosphorus","unit":null,"value":"10","equipment":null,"equipment_limit":null},{"id":"c4f98fec-0602-4c12-b560-68799f10ae4f","created_at":"2025-08-29T18:26:59.752Z","updated_at":"2025-08-29T18:26:59.752Z","parameter":"water_temperature","unit":null,"value":"22.4","equipment":null,"equipment_limit":null}]},{"id":"35c10c17-d159-426f-8ec8-31889ee75001","created_at":"2025-08-29T18:26:59.654Z","updated_at":"2026-01-20T20:12:48.763Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"00bfcf41-9cef-4177-8dac-4a97f824c508","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2017-07-19T15:05:00.000Z","observed_at_local":"2017-07-19T11:05:00-04:00","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/114362","readings":[{"id":"fc3c2444-54f8-4d19-91ca-99551807feee","created_at":"2025-08-29T18:26:59.681Z","updated_at":"2025-08-29T18:26:59.681Z","parameter":"ph","unit":"std_units","value":"8.64","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"a0c4c018-7f9c-4cf0-9ed8-265b4a637f74","created_at":"2025-08-29T18:26:59.684Z","updated_at":"2025-08-29T18:26:59.684Z","parameter":"oxygen","unit":"mg_l","value":"9.16","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"8f0708e9-fdf6-432e-b3c4-f647478289d6","created_at":"2025-08-29T18:26:59.687Z","updated_at":"2025-08-29T18:26:59.687Z","parameter":"secchi_depth","unit":"m","value":"3.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"257f66ef-2889-43a1-8394-3652103b7ad0","created_at":"2025-08-29T18:26:59.690Z","updated_at":"2025-08-29T18:26:59.690Z","parameter":"oxygen","unit":"percent","value":"109","equipment":"other_do_multimeter_percent","equipment_limit":null},{"id":"1bb0c090-cb0a-4238-aed0-c55a91b670f0","created_at":"2025-08-29T18:26:59.693Z","updated_at":"2025-08-29T18:26:59.693Z","parameter":"total_phosphorus","unit":null,"value":"11","equipment":null,"equipment_limit":null},{"id":"b117d9e5-1e1d-4e2d-846e-a4e05715f33a","created_at":"2025-08-29T18:26:59.696Z","updated_at":"2025-08-29T18:26:59.696Z","parameter":"water_temperature","unit":null,"value":"24.1","equipment":null,"equipment_limit":null}]},{"id":"22e37437-984f-46ad-919c-5162989c42b3","created_at":"2025-08-29T18:26:59.597Z","updated_at":"2026-01-20T20:12:48.594Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"00bfcf41-9cef-4177-8dac-4a97f824c508","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2017-05-10T16:10:00.000Z","observed_at_local":"2017-05-10T12:10:00-04:00","notes":null,"checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 11.68mg/L is outside the expected range of 7.77-10.43mg/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/114361","readings":[{"id":"7a7e1509-c9c9-4f44-9923-d5d787497832","created_at":"2025-08-29T18:26:59.622Z","updated_at":"2025-08-29T18:26:59.622Z","parameter":"ph","unit":"std_units","value":"8","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"b1f974e4-0100-4169-8c9e-31d582e59269","created_at":"2025-08-29T18:26:59.625Z","updated_at":"2025-08-29T18:26:59.625Z","parameter":"oxygen","unit":"mg_l","value":"11.68","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"837cb4b6-6ea2-433c-9e88-902a3d83a69a","created_at":"2025-08-29T18:26:59.627Z","updated_at":"2025-08-29T18:26:59.627Z","parameter":"secchi_depth","unit":"m","value":"4.25","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"930c6e20-8cd6-4b8b-aaab-3d179ecc3a7d","created_at":"2025-08-29T18:26:59.634Z","updated_at":"2025-08-29T18:26:59.634Z","parameter":"oxygen","unit":"percent","value":"100.7","equipment":"other_do_multimeter_percent","equipment_limit":null},{"id":"2710953b-6e3b-4b88-853c-9d1a03db764c","created_at":"2025-08-29T18:26:59.637Z","updated_at":"2025-08-29T18:26:59.637Z","parameter":"total_phosphorus","unit":null,"value":"16","equipment":null,"equipment_limit":null},{"id":"16f1e9b3-56f1-4b25-a30b-0702bec66639","created_at":"2025-08-29T18:26:59.641Z","updated_at":"2025-08-29T18:26:59.641Z","parameter":"water_temperature","unit":null,"value":"8.9","equipment":null,"equipment_limit":null}]},{"id":"fdd1c32f-8b8f-4f27-861c-c9a11561799c","created_at":"2025-08-29T18:25:51.452Z","updated_at":"2026-01-20T20:09:27.973Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"00bfcf41-9cef-4177-8dac-4a97f824c508","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2011-09-02T16:00:00.000Z","observed_at_local":"2011-09-02T12:00:00-04:00","notes":"Total Phosphorus- bottm Kemmerer sample (ug/L) 48","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/113335","readings":[{"id":"b196ec0a-7c82-4c3a-9fcf-cf8ea3c524c8","created_at":"2025-08-29T18:25:51.503Z","updated_at":"2025-08-29T18:25:51.503Z","parameter":"ph","unit":"std_units","value":"7.8","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"e57185b8-bc99-471f-9f0d-3547d0bb2ad8","created_at":"2025-08-29T18:25:51.519Z","updated_at":"2025-08-29T18:25:51.519Z","parameter":"oxygen","unit":"mg_l","value":"8.8","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"d89c180d-5722-4a94-ab9f-a31d55f2e307","created_at":"2025-08-29T18:25:51.529Z","updated_at":"2025-08-29T18:25:51.529Z","parameter":"secchi_depth","unit":"m","value":"6.0","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"29e83647-a8d5-41e1-8dda-085fdaef283a","created_at":"2025-08-29T18:25:51.543Z","updated_at":"2025-08-29T18:25:51.543Z","parameter":"total_phosphorus","unit":null,"value":"19.0","equipment":null,"equipment_limit":null},{"id":"eb27bc58-30af-4764-a43c-9c40ce17a7d6","created_at":"2025-08-29T18:25:51.560Z","updated_at":"2025-08-29T18:25:51.560Z","parameter":"water_temperature","unit":null,"value":"21.9","equipment":null,"equipment_limit":null}]},{"id":"68d450e8-67e2-45c0-8087-1c5c04c8f3c5","created_at":"2025-08-29T18:25:48.579Z","updated_at":"2026-01-20T20:09:21.008Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"00bfcf41-9cef-4177-8dac-4a97f824c508","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2011-08-04T16:00:00.000Z","observed_at_local":"2011-08-04T12:00:00-04:00","notes":"Total Phosphorus- bottm Kemmerer sample (ug/L) 34","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 6.97mg/L is outside the expected range of 7.56-10.76mg/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/113298","readings":[{"id":"ffa61ae7-ab71-416b-b9f3-ab27ce1af29f","created_at":"2025-08-29T18:25:48.611Z","updated_at":"2025-08-29T18:25:48.611Z","parameter":"ph","unit":"std_units","value":"8.2","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"b70085ac-a676-4d1d-ba59-bdd0f9857b1d","created_at":"2025-08-29T18:25:48.618Z","updated_at":"2025-08-29T18:25:48.618Z","parameter":"oxygen","unit":"mg_l","value":"6.97","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"676272dd-a09b-4a9c-88b0-d0b5fa23921b","created_at":"2025-08-29T18:25:48.622Z","updated_at":"2025-08-29T18:25:48.622Z","parameter":"secchi_depth","unit":"m","value":"7.0","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"ba7124d1-1e2c-4351-b359-b93e5660e32b","created_at":"2025-08-29T18:25:48.629Z","updated_at":"2025-08-29T18:25:48.629Z","parameter":"total_phosphorus","unit":null,"value":"13.0","equipment":null,"equipment_limit":null},{"id":"443ef250-0ab1-42c7-9c81-ce0264ed2e79","created_at":"2025-08-29T18:25:48.632Z","updated_at":"2025-08-29T18:25:48.632Z","parameter":"water_temperature","unit":null,"value":"24.49","equipment":null,"equipment_limit":null}]},{"id":"77a50446-33ce-4051-9c6c-59c748594982","created_at":"2025-08-29T18:25:52.014Z","updated_at":"2026-01-20T20:09:29.017Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"00bfcf41-9cef-4177-8dac-4a97f824c508","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2011-05-31T16:00:00.000Z","observed_at_local":"2011-05-31T12:00:00-04:00","notes":"Total Phosphorus- bottm Kemmerer sample (ug/L) 23","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/113341","readings":[{"id":"0781848d-1967-45cd-80aa-7d7316e15082","created_at":"2025-08-29T18:25:52.054Z","updated_at":"2025-08-29T18:25:52.054Z","parameter":"ph","unit":"std_units","value":"7.8","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"8aa495a7-18e4-4bda-b2e8-8ef1eccdadf9","created_at":"2025-08-29T18:25:52.063Z","updated_at":"2025-08-29T18:25:52.063Z","parameter":"oxygen","unit":"mg_l","value":"9.05","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"a1abdf66-09fc-482c-951c-dbf80ce221e2","created_at":"2025-08-29T18:25:52.071Z","updated_at":"2025-08-29T18:25:52.071Z","parameter":"secchi_depth","unit":"m","value":"5.0","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"64b7ad3e-8750-41cc-aeb2-54a31a08bf5c","created_at":"2025-08-29T18:25:52.080Z","updated_at":"2025-08-29T18:25:52.080Z","parameter":"total_phosphorus","unit":null,"value":"11.0","equipment":null,"equipment_limit":null},{"id":"1d6012a5-10d2-46db-a939-300261486154","created_at":"2025-08-29T18:25:52.094Z","updated_at":"2025-08-29T18:25:52.094Z","parameter":"water_temperature","unit":null,"value":"21.8","equipment":null,"equipment_limit":null}]},{"id":"86f4779b-75e9-4b33-814c-6339460ad7fb","created_at":"2025-08-29T18:25:51.922Z","updated_at":"2026-01-20T20:09:28.864Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"00bfcf41-9cef-4177-8dac-4a97f824c508","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2006-10-27T16:00:00.000Z","observed_at_local":"2006-10-27T12:00:00-04:00","notes":"Total Phosphorus- bottm Kemmerer sample (ug/L) 9","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 12mg/L is outside the expected range of 7.77-10.43mg/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/113340","readings":[{"id":"bf0ffc91-1cc8-4938-8649-b80ec66394f3","created_at":"2025-08-29T18:25:51.951Z","updated_at":"2025-08-29T18:25:51.951Z","parameter":"ph","unit":"std_units","value":"8.8","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"5c432148-067c-41cb-9b3c-297eeea7db69","created_at":"2025-08-29T18:25:51.961Z","updated_at":"2025-08-29T18:25:51.961Z","parameter":"oxygen","unit":"mg_l","value":"12","equipment":"ysi_multimeter_do_mgl","equipment_limit":null},{"id":"5dceebf5-e23b-4adc-af9e-645f846d825c","created_at":"2025-08-29T18:25:51.968Z","updated_at":"2025-08-29T18:25:51.968Z","parameter":"secchi_depth","unit":"m","value":"4.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"e557c9be-dec1-4cbd-8338-c1534022665f","created_at":"2025-08-29T18:25:51.981Z","updated_at":"2025-08-29T18:25:51.981Z","parameter":"total_phosphorus","unit":null,"value":"8.0","equipment":null,"equipment_limit":null},{"id":"ff25afed-2ed7-4451-a390-4c05736c2137","created_at":"2025-08-29T18:25:51.990Z","updated_at":"2025-08-29T18:25:51.990Z","parameter":"water_temperature","unit":null,"value":"9.1","equipment":null,"equipment_limit":null}]},{"id":"d348346b-8255-4536-b217-6de30b3d658f","created_at":"2025-08-29T18:25:58.425Z","updated_at":"2026-01-20T20:09:38.196Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"00bfcf41-9cef-4177-8dac-4a97f824c508","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2006-10-02T16:00:00.000Z","observed_at_local":"2006-10-02T12:00:00-04:00","notes":"Dissolved Oxygen Percent Saturation: 102.7 Chlorophyll A (ug/L) 0.4; 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","secchi_depth","total_phosphorus"],"photos":[],"permalink":"https://data.waterrangers.com/observations/113392","readings":[{"id":"5088eef8-8e00-4cc8-9a2d-794d6dd7c0d4","created_at":"2025-08-29T18:25:58.465Z","updated_at":"2025-08-29T18:25:58.465Z","parameter":"ph","unit":"std_units","value":"8.9","equipment":"ysi_multimeter_ph","equipment_limit":null},{"id":"f402b9f2-8e42-41de-b96c-060e3cac7ba6","created_at":"2025-08-29T18:25:58.472Z","updated_at":"2025-08-29T18:25:58.472Z","parameter":"secchi_depth","unit":"m","value":"4.0","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"e0f0c6ab-0845-49c7-bad8-825c4f630f39","created_at":"2025-08-29T18:25:58.498Z","updated_at":"2025-08-29T18:25:58.498Z","parameter":"total_phosphorus","unit":null,"value":"3.0","equipment":null,"equipment_limit":null}]},{"id":"bacf5de7-dec7-4d9d-baef-d48aa97709c0","created_at":"2025-08-29T18:25:57.693Z","updated_at":"2026-01-20T20:09:36.653Z","owner_id":"76057c9e-9983-4d29-a29a-89f510e840a7","location_id":"00bfcf41-9cef-4177-8dac-4a97f824c508","dataset_id":"bb079255-ab45-4558-90c0-b3e2c12eb313","form_id":"8738c0d2-194e-4f39-852b-71a37c4d0c9b","observed_at":"2006-09-22T16:00:00.000Z","observed_at_local":"2006-09-22T12:00:00-04:00","notes":"Dissolved Oxygen Percent Saturation: 94.2 Chlorophyll A (ug/L) 0.9; Total Phosphorus- bottm Kemmerer sample (ug/L) 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