[{"id":"01ff7572-bdf9-41f9-95ec-63a3b6a362a0","created_at":"2025-09-04T14:41:54.686Z","updated_at":"2026-01-20T21:03:24.258Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"9693f1c8-1b67-4d54-bce2-cca2e395e082","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2018-08-27T04:00:00.000Z","observed_at_local":"2018-08-27T00:00:00-04:00","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":["calcium","total_phosphorus","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/166879","readings":[{"id":"6bc9f466-0dff-4cd0-af76-02648d6e64bb","created_at":"2025-09-04T14:41:54.793Z","updated_at":"2025-09-04T14:41:54.793Z","parameter":"calcium","unit":"mg_l","value":"22.4","equipment":"unspecified_calcium","equipment_limit":null},{"id":"e70b58fc-f251-42d1-b551-620a83cbe3c1","created_at":"2025-09-04T14:41:54.816Z","updated_at":"2025-09-04T14:41:54.816Z","parameter":"total_phosphorus","unit":"ppb","value":"0.01","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"fffb3310-8616-4600-8afc-5126494b5178","created_at":"2025-09-04T14:41:54.837Z","updated_at":"2025-09-04T14:41:54.837Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"0.38","equipment":"lab_unspecified","equipment_limit":null}]},{"id":"2ddaac6f-aa02-4c0d-9e2c-f1d0ebe210a4","created_at":"2025-09-04T14:41:54.526Z","updated_at":"2026-01-20T21:03:24.101Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"9693f1c8-1b67-4d54-bce2-cca2e395e082","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2018-07-05T04:00:00.000Z","observed_at_local":"2018-07-05T00:00:00-04:00","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/166878","readings":[{"id":"6a4208cb-5d10-47f2-b5b9-aa399d6f5e46","created_at":"2025-09-04T14:41:54.633Z","updated_at":"2025-09-04T14:41:54.633Z","parameter":"total_phosphorus","unit":"ppb","value":"0.01","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"3dcc5eb7-2205-491b-b163-35f8d0ce3a3b","created_at":"2025-09-04T14:41:54.646Z","updated_at":"2025-09-04T14:41:54.646Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"0.28","equipment":"lab_unspecified","equipment_limit":null}]},{"id":"4d9b8afc-5f80-4c4d-ae8e-635ec61761fd","created_at":"2025-09-04T14:41:54.418Z","updated_at":"2026-01-20T21:03:23.885Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"9693f1c8-1b67-4d54-bce2-cca2e395e082","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2018-05-15T04:00:00.000Z","observed_at_local":"2018-05-15T00:00:00-04:00","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/166877","readings":[{"id":"59927fce-b0f6-44ee-829f-18454a909973","created_at":"2025-09-04T14:41:54.487Z","updated_at":"2025-09-04T14:41:54.487Z","parameter":"total_phosphorus","unit":"ppb","value":"0.01","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"fa16faf2-f2af-4cd0-b6d7-f43f7dbe1e6a","created_at":"2025-09-04T14:41:54.498Z","updated_at":"2025-09-04T14:41:54.498Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"0.29","equipment":"lab_unspecified","equipment_limit":null}]},{"id":"4d975d62-4c68-4596-99be-5fe06597b8d7","created_at":"2025-09-04T14:40:35.963Z","updated_at":"2026-01-20T21:02:43.349Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"9693f1c8-1b67-4d54-bce2-cca2e395e082","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2017-10-25T21:20:00.000Z","observed_at_local":"2017-10-25T17:20:00-04:00","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/166633","readings":[{"id":"c08e8cca-bcf0-4325-a16d-23d60a71de92","created_at":"2025-09-04T14:40:36.034Z","updated_at":"2025-09-04T14:40:36.034Z","parameter":"ph","unit":"std_units","value":"7.33","equipment":"unspecified_ph","equipment_limit":null},{"id":"3f0b0392-5489-4894-8b94-c91b77a7200c","created_at":"2025-09-04T14:40:36.231Z","updated_at":"2025-09-04T14:40:36.231Z","parameter":"oxygen","unit":"mg_l","value":"9.07","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"a755b5b7-4781-47aa-96f1-47952f5191ac","created_at":"2025-09-04T14:40:36.239Z","updated_at":"2025-09-04T14:40:36.239Z","parameter":"secchi_depth","unit":"m","value":"3.25","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"14a799a9-889e-4fef-b549-50f176241c8d","created_at":"2025-09-04T14:40:36.361Z","updated_at":"2025-09-04T14:40:36.361Z","parameter":"conductivity","unit":"us_cm","value":"132","equipment":"unspecified_conductivity","equipment_limit":null},{"id":"4f863ae0-88a3-4154-8928-0c2535cfb4fc","created_at":"2025-09-04T14:40:36.384Z","updated_at":"2025-09-04T14:40:36.384Z","parameter":"water_temperature","unit":"deg_c","value":"14.32","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"5996b037-7c25-43b4-9135-06b814f3ca1d","created_at":"2025-09-04T14:40:36.371Z","updated_at":"2025-11-26T13:32:12.426Z","parameter":"oxygen","unit":"percent","value":"89","equipment":"unspecified_oxygen_percent","equipment_limit":null}]},{"id":"71b94892-4e4c-48c4-84c3-1a3b620a3eae","created_at":"2025-09-04T14:40:06.013Z","updated_at":"2026-01-20T21:02:32.240Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"9693f1c8-1b67-4d54-bce2-cca2e395e082","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2017-07-12T19:50:00.000Z","observed_at_local":"2017-07-12T15:50:00-04:00","notes":"\"overcast","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","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/166576","readings":[{"id":"1833256d-9c3c-450c-bfca-1fb82dcb3a04","created_at":"2025-09-04T14:40:06.245Z","updated_at":"2025-09-04T14:40:06.245Z","parameter":"ph","unit":"std_units","value":"7.69","equipment":"unspecified_ph","equipment_limit":null},{"id":"12d29e6b-a98d-465f-b424-dad4f571810a","created_at":"2025-09-04T14:40:06.358Z","updated_at":"2025-09-04T14:40:06.358Z","parameter":"oxygen","unit":"mg_l","value":"7.39","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"5cd9acb8-49d4-4a0b-bcd6-0f73a8ca3d69","created_at":"2025-09-04T14:40:06.452Z","updated_at":"2025-09-04T14:40:06.452Z","parameter":"secchi_depth","unit":"m","value":"4.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"76f7b3b3-0e12-432c-8d42-60040aaa47b2","created_at":"2025-09-04T14:40:06.544Z","updated_at":"2025-09-04T14:40:06.544Z","parameter":"conductivity","unit":"us_cm","value":"132","equipment":"unspecified_conductivity","equipment_limit":null},{"id":"c848ba1d-9644-4950-90cf-bd6e7f671461","created_at":"2025-09-04T14:40:06.924Z","updated_at":"2025-09-04T14:40:06.924Z","parameter":"water_temperature","unit":"deg_c","value":"22.92","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"579c5d2d-b60d-4446-8354-cde307ccccc5","created_at":"2025-09-04T14:40:06.754Z","updated_at":"2025-11-26T13:32:11.772Z","parameter":"oxygen","unit":"percent","value":"86","equipment":"unspecified_oxygen_percent","equipment_limit":null}]},{"id":"6242836c-6605-43e9-b947-e22390b069ec","created_at":"2025-09-04T14:38:47.590Z","updated_at":"2026-01-20T21:01:58.566Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"9693f1c8-1b67-4d54-bce2-cca2e395e082","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2017-05-24T15:46:00.000Z","observed_at_local":"2017-05-24T11:46:00-04:00","notes":"\"overcast with sunnybreaks","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","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/166406","readings":[{"id":"be4f8bae-f74b-4471-a414-5b2f1195095e","created_at":"2025-09-04T14:38:47.684Z","updated_at":"2025-09-04T14:38:47.684Z","parameter":"ph","unit":"std_units","value":"7.75","equipment":"unspecified_ph","equipment_limit":null},{"id":"ff40ba7d-9bbf-407b-bfcb-2d03d83c559e","created_at":"2025-09-04T14:38:47.700Z","updated_at":"2025-09-04T14:38:47.700Z","parameter":"oxygen","unit":"mg_l","value":"10.74","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"ad5a0efd-67b0-4747-8ac8-29cd1bb66fd5","created_at":"2025-09-04T14:38:47.720Z","updated_at":"2025-09-04T14:38:47.720Z","parameter":"secchi_depth","unit":"m","value":"3.95","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"7ef02c91-8657-4f2c-9606-27692af2087c","created_at":"2025-09-04T14:38:47.734Z","updated_at":"2025-09-04T14:38:47.734Z","parameter":"conductivity","unit":"us_cm","value":"124","equipment":"unspecified_conductivity","equipment_limit":null},{"id":"a7b96eef-99f6-4c7f-9f97-50bc38cc5d39","created_at":"2025-09-04T14:38:47.779Z","updated_at":"2025-09-04T14:38:47.779Z","parameter":"water_temperature","unit":"deg_c","value":"14.55","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"766650cc-97dc-4146-ac73-68d2676fe925","created_at":"2025-09-04T14:38:47.750Z","updated_at":"2025-11-26T13:32:09.961Z","parameter":"oxygen","unit":"percent","value":"105.6","equipment":"unspecified_oxygen_percent","equipment_limit":null}]}]