[{"id":"25420c8e-c0e1-422f-8619-053309c08fa2","created_at":"2025-09-04T14:41:09.098Z","updated_at":"2026-01-20T21:03:00.847Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"ae094341-409e-484d-ae3e-d6d828a7c848","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2018-10-18T04:00:00.000Z","observed_at_local":"2018-10-18T00:00:00-04:00","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/166737","readings":[{"id":"c8b86b2d-dabd-474a-9ce8-5b021cc47692","created_at":"2025-09-04T14:41:09.209Z","updated_at":"2025-09-04T14:41:09.209Z","parameter":"total_phosphorus","unit":"ppb","value":"0.01","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"8338ad2c-36a8-4df3-bbfb-cd0be882d2d3","created_at":"2025-09-04T14:41:09.224Z","updated_at":"2025-09-04T14:41:09.224Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"0.4","equipment":"lab_unspecified","equipment_limit":null}]},{"id":"444a513b-45ad-4842-81b7-e225ec500820","created_at":"2025-09-04T14:41:09.252Z","updated_at":"2026-01-20T21:03:01.000Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"ae094341-409e-484d-ae3e-d6d828a7c848","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2018-07-31T04:00:00.000Z","observed_at_local":"2018-07-31T00:00:00-04:00","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/166738","readings":[{"id":"8b347e02-24fa-4110-8893-38be1eb84e1a","created_at":"2025-09-04T14:41:09.286Z","updated_at":"2025-09-04T14:41:09.286Z","parameter":"calcium","unit":"mg_l","value":"30.2","equipment":"unspecified_calcium","equipment_limit":null},{"id":"b664f483-7ed7-483d-bb6c-0ce68b25e7f0","created_at":"2025-09-04T14:41:09.305Z","updated_at":"2025-09-04T14:41:09.305Z","parameter":"total_phosphorus","unit":"ppb","value":"0.02","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"003c3c12-a27b-4b18-9ddb-8e4924d8a460","created_at":"2025-09-04T14:41:09.324Z","updated_at":"2025-09-04T14:41:09.324Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"0.5","equipment":"lab_unspecified","equipment_limit":null}]},{"id":"48bd1862-4abe-4e4e-9d39-d18e643dda69","created_at":"2025-09-04T14:41:08.067Z","updated_at":"2026-01-20T21:02:59.939Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"ae094341-409e-484d-ae3e-d6d828a7c848","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2018-06-13T04:00:00.000Z","observed_at_local":"2018-06-13T00:00:00-04:00","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/166732","readings":[{"id":"aced35bc-65c9-4d3a-be99-2eadfd57f2ef","created_at":"2025-09-04T14:41:08.137Z","updated_at":"2025-09-04T14:41:08.137Z","parameter":"total_phosphorus","unit":"ppb","value":"0.01","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"3a849347-f731-4806-bd0a-bb64c2271ef2","created_at":"2025-09-04T14:41:08.158Z","updated_at":"2025-09-04T14:41:08.158Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"0.49","equipment":"lab_unspecified","equipment_limit":null}]},{"id":"bd40d3a4-12c9-436e-8dcd-1f8ed62fcaae","created_at":"2025-09-04T14:41:07.871Z","updated_at":"2026-01-20T21:02:59.778Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"ae094341-409e-484d-ae3e-d6d828a7c848","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2018-05-14T04:00:00.000Z","observed_at_local":"2018-05-14T00:00:00-04:00","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/166731","readings":[{"id":"9ebea332-408f-4dc4-b942-5287adcbee62","created_at":"2025-09-04T14:41:08.032Z","updated_at":"2025-09-04T14:41:08.032Z","parameter":"total_phosphorus","unit":"ppb","value":"0.02","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"5eebeae0-8466-4c38-a300-8420a930da48","created_at":"2025-09-04T14:41:08.044Z","updated_at":"2025-09-04T14:41:08.044Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"0.46","equipment":"lab_unspecified","equipment_limit":null}]},{"id":"70568f4c-833e-45cc-90fc-da986bac95ee","created_at":"2025-09-04T14:40:30.229Z","updated_at":"2026-01-20T21:02:40.858Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"ae094341-409e-484d-ae3e-d6d828a7c848","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2017-10-17T23:35:00.000Z","observed_at_local":"2017-10-17T19:35:00-04:00","notes":"\"Drifting","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/166620","readings":[{"id":"e0e3219c-abc9-4bd8-922a-8a9d171a1ec8","created_at":"2025-09-04T14:40:30.301Z","updated_at":"2025-09-04T14:40:30.301Z","parameter":"ph","unit":"std_units","value":"7.98","equipment":"unspecified_ph","equipment_limit":null},{"id":"ae55d0d5-9fda-4606-a655-601f389c03b4","created_at":"2025-09-04T14:40:32.627Z","updated_at":"2025-09-04T14:40:32.627Z","parameter":"oxygen","unit":"mg_l","value":"9.81","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"6644e0d6-cafb-459b-9982-e864aeb2ede6","created_at":"2025-09-04T14:40:32.642Z","updated_at":"2025-09-04T14:40:32.642Z","parameter":"secchi_depth","unit":"m","value":"5.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"3665335f-e223-43c3-9025-d6d180365585","created_at":"2025-09-04T14:40:32.655Z","updated_at":"2025-09-04T14:40:32.655Z","parameter":"conductivity","unit":"us_cm","value":"229","equipment":"unspecified_conductivity","equipment_limit":null},{"id":"16b0d2c1-ce6f-417a-a10c-1119f04ac83a","created_at":"2025-09-04T14:40:32.687Z","updated_at":"2025-09-04T14:40:32.687Z","parameter":"water_temperature","unit":"deg_c","value":"15.65","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"c295f8c5-a3a8-492f-9f78-8536f93084cd","created_at":"2025-09-04T14:40:32.665Z","updated_at":"2025-11-26T13:32:12.299Z","parameter":"oxygen","unit":"percent","value":"98.8","equipment":"unspecified_oxygen_percent","equipment_limit":null}]},{"id":"2d38c678-f082-4d73-a9a9-e09deadc4cd5","created_at":"2025-09-04T14:40:20.423Z","updated_at":"2026-01-20T21:02:36.384Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"ae094341-409e-484d-ae3e-d6d828a7c848","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2017-08-10T04:00:00.000Z","observed_at_local":"2017-08-10T00:00:00-04:00","notes":"\"Slight wind","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, conductivity's result of 211μS/cm is outside the expected range of 223.55-232.45μS/cm.","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/166597","readings":[{"id":"dce5fccf-7fe4-4986-8052-1b0d7e261d99","created_at":"2025-09-04T14:40:20.493Z","updated_at":"2025-09-04T14:40:20.493Z","parameter":"ph","unit":"std_units","value":"7.93","equipment":"unspecified_ph","equipment_limit":null},{"id":"32bd4fe5-5f41-4037-82d3-7f94f0c4981f","created_at":"2025-09-04T14:40:20.505Z","updated_at":"2025-09-04T14:40:20.505Z","parameter":"oxygen","unit":"mg_l","value":"8.27","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"a87b6ac9-9534-435c-86f0-bb01231e9ad2","created_at":"2025-09-04T14:40:20.521Z","updated_at":"2025-09-04T14:40:20.521Z","parameter":"secchi_depth","unit":"m","value":"3.1","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"cf63fbab-8339-4af0-b47d-3824ed96fd01","created_at":"2025-09-04T14:40:20.529Z","updated_at":"2025-09-04T14:40:20.529Z","parameter":"conductivity","unit":"us_cm","value":"211","equipment":"unspecified_conductivity","equipment_limit":null},{"id":"375b9d07-7cc2-480d-bb0b-fde29c293b63","created_at":"2025-09-04T14:40:20.551Z","updated_at":"2025-09-04T14:40:20.551Z","parameter":"air_temperature","unit":"deg_c","value":"25","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"f3ca7834-39a8-490b-9a90-6dd78f2d4490","created_at":"2025-09-04T14:40:20.561Z","updated_at":"2025-09-04T14:40:20.561Z","parameter":"water_temperature","unit":"deg_c","value":"21.37","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"75d6d156-5acb-4117-b909-b8e06dab81e7","created_at":"2025-09-04T14:40:20.540Z","updated_at":"2025-11-26T13:32:12.055Z","parameter":"oxygen","unit":"percent","value":"93.5","equipment":"unspecified_oxygen_percent","equipment_limit":null}]},{"id":"bf9ce2fa-3103-479e-aace-d993a38ef095","created_at":"2025-09-04T14:39:25.899Z","updated_at":"2026-01-20T21:02:17.510Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"ae094341-409e-484d-ae3e-d6d828a7c848","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2017-06-28T19:13:00.000Z","observed_at_local":"2017-06-28T15:13:00-04:00","notes":"Clear sky. Some wind.no drift.","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/166502","readings":[{"id":"a6ae2325-eddf-4ebb-a2e6-3f7746b7aa4c","created_at":"2025-09-04T14:39:26.043Z","updated_at":"2025-09-04T14:39:26.043Z","parameter":"ph","unit":"std_units","value":"8.25","equipment":"unspecified_ph","equipment_limit":null},{"id":"73c2ba75-9ebc-42ec-b1e5-796ef4aecf6d","created_at":"2025-09-04T14:39:26.058Z","updated_at":"2025-09-04T14:39:26.058Z","parameter":"oxygen","unit":"mg_l","value":"8.85","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"6395bdaa-58fc-4136-ad3f-bbc0f3f5cb0b","created_at":"2025-09-04T14:39:26.083Z","updated_at":"2025-09-04T14:39:26.083Z","parameter":"secchi_depth","unit":"m","value":"4.25","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"64af5538-3c61-41b7-9847-e09ee6dddf80","created_at":"2025-09-04T14:39:26.109Z","updated_at":"2025-09-04T14:39:26.109Z","parameter":"conductivity","unit":"us_cm","value":"228","equipment":"unspecified_conductivity","equipment_limit":null},{"id":"30c528a9-2621-431d-a38b-95c9fbca072c","created_at":"2025-09-04T14:39:26.138Z","updated_at":"2025-09-04T14:39:26.138Z","parameter":"air_temperature","unit":"deg_c","value":"17","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"bc412c20-72ca-4b55-85a6-a058eebce11f","created_at":"2025-09-04T14:39:26.168Z","updated_at":"2025-09-04T14:39:26.168Z","parameter":"water_temperature","unit":"deg_c","value":"21.06","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"13574af7-72fd-4975-b4a9-d376602e4406","created_at":"2025-09-04T14:39:26.126Z","updated_at":"2025-11-26T13:32:10.932Z","parameter":"oxygen","unit":"percent","value":"99.6","equipment":"unspecified_oxygen_percent","equipment_limit":null}]},{"id":"d7f7b753-b0e1-4be9-b9d9-9f290a5c92e9","created_at":"2025-09-04T14:38:43.103Z","updated_at":"2026-01-20T21:01:54.923Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"ae094341-409e-484d-ae3e-d6d828a7c848","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2017-05-17T15:48:00.000Z","observed_at_local":"2017-05-17T11:48:00-04:00","notes":"\"0% cc","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, conductivity's result of 211μS/cm is outside the expected range of 223.55-232.45μS/cm.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["oxygen","ph","secchi_depth","conductivity","air_temperature","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/166389","readings":[{"id":"053ab7ea-2f53-4eb3-b3c0-01bf8805ccbf","created_at":"2025-09-04T14:38:43.159Z","updated_at":"2025-09-04T14:38:43.159Z","parameter":"ph","unit":"std_units","value":"8.32","equipment":"unspecified_ph","equipment_limit":null},{"id":"f9ec94de-0cfc-4863-8137-e9a24d1564c6","created_at":"2025-09-04T14:38:43.186Z","updated_at":"2025-09-04T14:38:43.186Z","parameter":"oxygen","unit":"mg_l","value":"10.09","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"697c6abe-f61a-431d-8413-3d12d7f64d07","created_at":"2025-09-04T14:38:43.198Z","updated_at":"2025-09-04T14:38:43.198Z","parameter":"secchi_depth","unit":"m","value":"4","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"b87cb8a5-45f5-48d0-9b2e-33de2f37159d","created_at":"2025-09-04T14:38:43.211Z","updated_at":"2025-09-04T14:38:43.211Z","parameter":"conductivity","unit":"us_cm","value":"211","equipment":"unspecified_conductivity","equipment_limit":null},{"id":"f04b1fd1-e5df-4570-aaf3-7584eb065296","created_at":"2025-09-04T14:38:43.242Z","updated_at":"2025-09-04T14:38:43.242Z","parameter":"air_temperature","unit":"deg_c","value":"21.75","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"111619e8-6ee5-42ab-b6d6-304ad92f6490","created_at":"2025-09-04T14:38:43.253Z","updated_at":"2025-09-04T14:38:43.253Z","parameter":"water_temperature","unit":"deg_c","value":"12.51","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"53b8e431-f5a8-4683-bc71-7d9ca212a4b1","created_at":"2025-09-04T14:38:43.228Z","updated_at":"2025-11-26T13:32:09.773Z","parameter":"oxygen","unit":"percent","value":"93.3","equipment":"unspecified_oxygen_percent","equipment_limit":null}]},{"id":"f805b0b0-f0a9-41d0-a5d7-a1320697025d","created_at":"2025-09-04T14:35:05.765Z","updated_at":"2026-01-20T20:58:31.752Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"ae094341-409e-484d-ae3e-d6d828a7c848","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2016-10-26T16:00:00.000Z","observed_at_local":"2016-10-26T12:00:00-04:00","notes":"Sample: B16-31978-5","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/165314","readings":[{"id":"df95d39e-8973-4e74-9c9b-f92ca83f7bbd","created_at":"2025-09-04T14:35:05.856Z","updated_at":"2025-09-04T14:35:05.856Z","parameter":"total_phosphorus","unit":"ppb","value":"9","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"40fcc5aa-1d71-49e5-9be8-8e404aac36a2","created_at":"2025-09-04T14:35:05.871Z","updated_at":"2025-09-04T14:35:05.871Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"460","equipment":"lab_unspecified","equipment_limit":null}]},{"id":"0b52b6ce-1bc3-4726-97ef-0866d1a497d4","created_at":"2025-09-04T14:35:05.500Z","updated_at":"2026-01-20T20:58:31.438Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"ae094341-409e-484d-ae3e-d6d828a7c848","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2016-08-05T16:00:00.000Z","observed_at_local":"2016-08-05T12:00:00-04:00","notes":"Calcium: 20, Sample: B16-23116-6","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/165312","readings":[{"id":"3a98a82d-4411-43f4-9adc-ba37e01c9997","created_at":"2025-09-04T14:35:05.572Z","updated_at":"2025-09-04T14:35:05.572Z","parameter":"total_phosphorus","unit":"ppb","value":"15","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"5c710b2d-1f2b-495f-abb8-c5cbda427f5f","created_at":"2025-09-04T14:35:05.599Z","updated_at":"2025-09-04T14:35:05.599Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"630","equipment":"lab_unspecified","equipment_limit":null}]},{"id":"76134949-ec73-4026-ae59-1a8cd8c58da0","created_at":"2025-09-04T14:35:06.134Z","updated_at":"2026-01-20T20:58:32.498Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"ae094341-409e-484d-ae3e-d6d828a7c848","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2016-06-07T16:00:00.000Z","observed_at_local":"2016-06-07T12:00:00-04:00","notes":"Sample: B16-15916-13","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 5mg/L is outside the expected range of 5.96-12.8mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["oxygen","total_phosphorus","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/165317","readings":[{"id":"8cd21c9b-f103-456b-b516-17764b2bfaed","created_at":"2025-09-04T14:35:06.165Z","updated_at":"2025-09-04T14:35:06.165Z","parameter":"oxygen","unit":"mg_l","value":"5","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"094a7d9d-d538-4c6c-82d2-847c3a035816","created_at":"2025-09-04T14:35:06.240Z","updated_at":"2025-09-04T14:35:06.240Z","parameter":"total_phosphorus","unit":"ppb","value":"7","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"5a78acf8-f6dc-4525-a881-adc893983c7d","created_at":"2025-09-04T14:35:06.307Z","updated_at":"2025-09-04T14:35:06.307Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"250","equipment":"lab_unspecified","equipment_limit":null}]},{"id":"26b9171b-f7b5-440f-974a-090124420844","created_at":"2025-09-04T14:35:05.209Z","updated_at":"2026-01-20T20:58:31.121Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"ae094341-409e-484d-ae3e-d6d828a7c848","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2016-05-12T16:00:00.000Z","observed_at_local":"2016-05-12T12:00:00-04:00","notes":"Sample: B16-14533-10","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/165310","readings":[{"id":"37af22a7-7abd-4914-af42-2d5f74499744","created_at":"2025-09-04T14:35:05.294Z","updated_at":"2025-09-04T14:35:05.294Z","parameter":"total_phosphorus","unit":"ppb","value":"5","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"b76f9cb2-9a61-4b18-92ee-e9625d35d2c8","created_at":"2025-09-04T14:35:05.309Z","updated_at":"2025-09-04T14:35:05.309Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"250","equipment":"lab_unspecified","equipment_limit":null}]},{"id":"dae68619-b57d-4553-aa19-7ab777c51f08","created_at":"2025-09-04T14:31:58.456Z","updated_at":"2026-01-20T20:54:59.784Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"ae094341-409e-484d-ae3e-d6d828a7c848","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2015-10-07T04:00:00.000Z","observed_at_local":"2015-10-07T00:00:00-04:00","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":["ph","oxygen","secchi_depth","air_temperature","total_phosphorus","water_temperature","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/164227","readings":[{"id":"26965860-c045-4acb-a6ec-d608998ff718","created_at":"2025-09-04T14:31:58.524Z","updated_at":"2025-09-04T14:31:58.524Z","parameter":"ph","unit":"std_units","value":"7.95","equipment":"unspecified_ph","equipment_limit":null},{"id":"d6486a46-f647-48d8-aed7-2c6eb6199759","created_at":"2025-09-04T14:31:58.558Z","updated_at":"2025-09-04T14:31:58.558Z","parameter":"oxygen","unit":"mg_l","value":"10.18","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"5871840f-0368-4eb3-af72-c006cad660a9","created_at":"2025-09-04T14:31:58.566Z","updated_at":"2025-09-04T14:31:58.566Z","parameter":"secchi_depth","unit":"m","value":"7","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"d9b40063-3854-4838-b8a3-3828400a5ff2","created_at":"2025-09-04T14:31:58.580Z","updated_at":"2025-09-04T14:31:58.580Z","parameter":"air_temperature","unit":"deg_c","value":"14","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"76f0130d-6f28-44b1-bd1c-c764fb22da58","created_at":"2025-09-04T14:31:58.586Z","updated_at":"2025-09-04T14:31:58.586Z","parameter":"total_phosphorus","unit":"ppb","value":"17","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"f6c944ae-762c-4564-80aa-76fc98a490d3","created_at":"2025-09-04T14:31:58.602Z","updated_at":"2025-09-04T14:31:58.602Z","parameter":"water_temperature","unit":"deg_c","value":"15.97","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"979751ec-ab33-4e03-bbdd-b2f67665753a","created_at":"2025-09-04T14:31:58.607Z","updated_at":"2025-09-04T14:31:58.607Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"990","equipment":"lab_unspecified","equipment_limit":null}]},{"id":"ab69c423-eaa1-4a1f-b0a0-9e87d8f41615","created_at":"2025-09-04T14:31:49.983Z","updated_at":"2026-01-20T20:54:48.031Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"ae094341-409e-484d-ae3e-d6d828a7c848","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2015-08-26T04:00:00.000Z","observed_at_local":"2015-08-26T00:00:00-04:00","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":["ph","oxygen","secchi_depth","total_phosphorus","water_temperature","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/164179","readings":[{"id":"6a15da6b-7924-4641-a9cb-80c09ef9ff58","created_at":"2025-09-04T14:31:50.069Z","updated_at":"2025-09-04T14:31:50.069Z","parameter":"ph","unit":"std_units","value":"8.44","equipment":"unspecified_ph","equipment_limit":null},{"id":"0f95f5c2-3a0b-4e41-8569-cb78ea7ffa64","created_at":"2025-09-04T14:31:50.080Z","updated_at":"2025-09-04T14:31:50.080Z","parameter":"oxygen","unit":"mg_l","value":"8.02","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"444f8db9-75e0-4ed0-9148-ff174282d863","created_at":"2025-09-04T14:31:50.092Z","updated_at":"2025-09-04T14:31:50.092Z","parameter":"secchi_depth","unit":"m","value":"5.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"a68fdd9a-4253-47b7-a59d-870d1f25cb2b","created_at":"2025-09-04T14:31:50.105Z","updated_at":"2025-09-04T14:31:50.105Z","parameter":"total_phosphorus","unit":"ppb","value":"9","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"a728eacf-6616-44f4-a760-5aca307bea48","created_at":"2025-09-04T14:31:50.280Z","updated_at":"2025-09-04T14:31:50.280Z","parameter":"water_temperature","unit":"deg_c","value":"23.63","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"5ac708bd-0c2d-4a69-80c2-e3dfd1941a03","created_at":"2025-09-04T14:31:50.293Z","updated_at":"2025-09-04T14:31:50.293Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"450","equipment":"lab_unspecified","equipment_limit":null}]},{"id":"4be05a0d-c8da-4fee-a55c-f406ac03aba9","created_at":"2025-09-04T14:31:58.333Z","updated_at":"2026-01-20T20:54:59.579Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"ae094341-409e-484d-ae3e-d6d828a7c848","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2015-06-22T04:00:00.000Z","observed_at_local":"2015-06-22T00:00:00-04:00","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":["ph","oxygen","secchi_depth","air_temperature","total_phosphorus","water_temperature","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/164226","readings":[{"id":"1a715561-9026-41da-b84e-5b0a2bd81da0","created_at":"2025-09-04T14:31:58.384Z","updated_at":"2025-09-04T14:31:58.384Z","parameter":"ph","unit":"std_units","value":"8.26","equipment":"unspecified_ph","equipment_limit":null},{"id":"c1119adc-829f-4214-9dd9-ece9f25cd8ba","created_at":"2025-09-04T14:31:58.390Z","updated_at":"2025-09-04T14:31:58.390Z","parameter":"oxygen","unit":"mg_l","value":"9.44","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"6b820cbb-46c2-4b7a-b579-c2fd17823743","created_at":"2025-09-04T14:31:58.406Z","updated_at":"2025-09-04T14:31:58.406Z","parameter":"secchi_depth","unit":"m","value":"6.8","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"7ec25be6-f652-41b1-832d-7a75cb6fb8eb","created_at":"2025-09-04T14:31:58.413Z","updated_at":"2025-09-04T14:31:58.413Z","parameter":"air_temperature","unit":"deg_c","value":"19.85","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"9ff5c85a-dfa5-4238-9eaa-dad7b1b82f49","created_at":"2025-09-04T14:31:58.422Z","updated_at":"2025-09-04T14:31:58.422Z","parameter":"total_phosphorus","unit":"ppb","value":"10","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"8fdac9ca-0b9a-48dc-9f68-14f104893efb","created_at":"2025-09-04T14:31:58.434Z","updated_at":"2025-09-04T14:31:58.434Z","parameter":"water_temperature","unit":"deg_c","value":"22.19","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"2b9ed605-408b-4d3c-a165-1eab126b8739","created_at":"2025-09-04T14:31:58.444Z","updated_at":"2025-09-04T14:31:58.444Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"450","equipment":"lab_unspecified","equipment_limit":null}]},{"id":"f33188bd-bace-4372-a6e5-bc8d1ad2068a","created_at":"2025-09-04T14:31:58.167Z","updated_at":"2026-01-20T20:54:59.332Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"ae094341-409e-484d-ae3e-d6d828a7c848","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2015-05-13T04:00:00.000Z","observed_at_local":"2015-05-13T00:00:00-04:00","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":["ph","oxygen","secchi_depth","air_temperature","total_phosphorus","water_temperature","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/164225","readings":[{"id":"4f132982-909a-48d3-bdb8-be6f0c8aea95","created_at":"2025-09-04T14:31:58.211Z","updated_at":"2025-09-04T14:31:58.211Z","parameter":"ph","unit":"std_units","value":"8.08","equipment":"unspecified_ph","equipment_limit":null},{"id":"5d12c396-d98e-494d-9d0e-bdeb68724512","created_at":"2025-09-04T14:31:58.223Z","updated_at":"2025-09-04T14:31:58.223Z","parameter":"oxygen","unit":"mg_l","value":"11.93","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"be8ae9c2-f23b-44f8-a709-5bcd822d93d9","created_at":"2025-09-04T14:31:58.230Z","updated_at":"2025-09-04T14:31:58.230Z","parameter":"secchi_depth","unit":"m","value":"6.2","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"feb33e07-4671-4f49-9639-bdd55b5c33ba","created_at":"2025-09-04T14:31:58.246Z","updated_at":"2025-09-04T14:31:58.246Z","parameter":"air_temperature","unit":"deg_c","value":"11.13","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"aaf12967-b969-45fc-8377-52fe915cc630","created_at":"2025-09-04T14:31:58.258Z","updated_at":"2025-09-04T14:31:58.258Z","parameter":"total_phosphorus","unit":"ppb","value":"6","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"cae715cd-1a50-48a3-9809-bf3ba7edcd06","created_at":"2025-09-04T14:31:58.298Z","updated_at":"2025-09-04T14:31:58.298Z","parameter":"water_temperature","unit":"deg_c","value":"13.82","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"d87169f8-5eaf-41ae-a4b2-c7b64d8e475e","created_at":"2025-09-04T14:31:58.310Z","updated_at":"2025-09-04T14:31:58.310Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"490","equipment":"lab_unspecified","equipment_limit":null}]},{"id":"34659c71-03a3-4fa5-9f6c-43f7e2ac04a3","created_at":"2025-09-04T14:31:58.017Z","updated_at":"2026-01-20T20:54:59.119Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"ae094341-409e-484d-ae3e-d6d828a7c848","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2014-10-03T04:00:00.000Z","observed_at_local":"2014-10-03T00:00:00-04:00","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":["ph","secchi_depth","air_temperature","total_phosphorus","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/164224","readings":[{"id":"073cfe7b-84c7-49dd-80dc-6fb0f382e8fd","created_at":"2025-09-04T14:31:58.051Z","updated_at":"2025-09-04T14:31:58.051Z","parameter":"ph","unit":"std_units","value":"8.13","equipment":"unspecified_ph","equipment_limit":null},{"id":"d5df409f-97d0-440c-b11f-b77088e910ae","created_at":"2025-09-04T14:31:58.120Z","updated_at":"2025-09-04T14:31:58.120Z","parameter":"secchi_depth","unit":"m","value":"3.75","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"f9990f95-ddae-47b4-a900-abdb20a72c12","created_at":"2025-09-04T14:31:58.128Z","updated_at":"2025-09-04T14:31:58.128Z","parameter":"air_temperature","unit":"deg_c","value":"16","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"dac6b026-6833-40d1-a318-fb915fd00b56","created_at":"2025-09-04T14:31:58.136Z","updated_at":"2025-09-04T14:31:58.136Z","parameter":"total_phosphorus","unit":"ppb","value":"12","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"d5d35231-4620-4108-ae05-354364f35aa6","created_at":"2025-09-04T14:31:58.149Z","updated_at":"2025-09-04T14:31:58.149Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"460","equipment":"lab_unspecified","equipment_limit":null}]},{"id":"77db6929-1f97-463d-9e56-1e6322c29567","created_at":"2025-09-04T14:31:57.876Z","updated_at":"2026-01-20T20:54:58.913Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"ae094341-409e-484d-ae3e-d6d828a7c848","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2014-08-15T04:00:00.000Z","observed_at_local":"2014-08-15T00:00:00-04:00","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":["ph","secchi_depth","air_temperature","total_phosphorus","total_kjeldahl_nitrogen"],"photos":[],"permalink":"https://data.waterrangers.com/observations/164223","readings":[{"id":"55fa6cfc-47d4-494f-a177-9fccdffe1d86","created_at":"2025-09-04T14:31:57.925Z","updated_at":"2025-09-04T14:31:57.925Z","parameter":"ph","unit":"std_units","value":"8.4","equipment":"unspecified_ph","equipment_limit":null},{"id":"7cac6db4-6dac-4382-87a1-403caf3d9ebb","created_at":"2025-09-04T14:31:57.931Z","updated_at":"2025-09-04T14:31:57.931Z","parameter":"secchi_depth","unit":"m","value":"4.1","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"9c0fe537-6a70-4f98-b5c6-1273d70de017","created_at":"2025-09-04T14:31:57.939Z","updated_at":"2025-09-04T14:31:57.939Z","parameter":"air_temperature","unit":"deg_c","value":"12","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"2e38a932-eda0-438e-8b0a-144a9961e249","created_at":"2025-09-04T14:31:57.954Z","updated_at":"2025-09-04T14:31:57.954Z","parameter":"total_phosphorus","unit":"ppb","value":"13","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"7a6b4285-6572-44b9-bf4c-abc4ea464fff","created_at":"2025-09-04T14:31:57.968Z","updated_at":"2025-09-04T14:31:57.968Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"550","equipment":"lab_unspecified","equipment_limit":null}]},{"id":"2f82a501-f05d-4d67-b4e3-73b10538cbed","created_at":"2025-09-04T14:31:57.805Z","updated_at":"2026-01-20T20:54:58.682Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"ae094341-409e-484d-ae3e-d6d828a7c848","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2014-07-31T04:00:00.000Z","observed_at_local":"2014-07-31T00:00:00-04:00","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":["ph"],"photos":[],"permalink":"https://data.waterrangers.com/observations/164222","readings":[{"id":"c8cd6475-36a4-4b34-8c38-3387f1956285","created_at":"2025-09-04T14:31:57.854Z","updated_at":"2025-09-04T14:31:57.854Z","parameter":"ph","unit":"std_units","value":"8.23","equipment":"unspecified_ph","equipment_limit":null}]},{"id":"7e2b3d82-f086-43a0-a397-09b3de03575f","created_at":"2025-09-04T14:31:57.726Z","updated_at":"2026-01-20T20:54:58.437Z","owner_id":"c4678375-5225-458c-b42f-15157046d480","location_id":"ae094341-409e-484d-ae3e-d6d828a7c848","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","form_id":"93e5d9c7-5c11-4eda-ab0f-2e1bcd433c0c","observed_at":"2014-06-25T04:00:00.000Z","observed_at_local":"2014-06-25T00:00:00-04:00","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/164221","readings":[{"id":"6420296f-cdb9-40aa-828d-417ae0ca9da2","created_at":"2025-09-04T14:31:57.770Z","updated_at":"2025-09-04T14:31:57.770Z","parameter":"total_phosphorus","unit":"ppb","value":"12","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"64ed2bd5-4f10-4f9e-94ad-36b166782239","created_at":"2025-09-04T14:31:57.784Z","updated_at":"2025-09-04T14:31:57.784Z","parameter":"total_kjeldahl_nitrogen","unit":"mg_l","value":"450","equipment":"lab_unspecified","equipment_limit":null}]}]