[{"id":"5fcb4ca2-33d7-4d5d-86aa-9b1dadcd8f75","created_at":"2025-09-04T17:43:02.187Z","updated_at":"2026-01-20T21:20:12.357Z","owner_id":"39a06c95-922f-4bac-ba26-a00c716f7295","location_id":"f2036d6d-8b07-4320-9682-ededed151b39","dataset_id":"b1189ca2-c55d-44eb-a716-d22c1db254cc","form_id":"6f469672-9367-46ab-bf16-25ef6445a46d","observed_at":"2021-06-04T14:56:59.606Z","observed_at_local":"2021-06-04T10:56:59-04:00","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":["chlorine","ph","oxygen","hardness","alkalinity","water_depth","conductivity","air_temperature","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/171394","readings":[{"id":"946001ac-0b2f-4b75-a173-e3631baf2090","created_at":"2025-09-04T17:43:02.270Z","updated_at":"2025-09-04T17:43:02.270Z","parameter":"ph","unit":"std_units","value":"7.8","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"581944ea-de59-408e-8187-dfc3147f9b02","created_at":"2025-09-04T17:43:02.290Z","updated_at":"2025-09-04T17:43:02.290Z","parameter":"oxygen","unit":"mg_l","value":"8","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"3d95a5b0-dc56-4fa8-bd46-b2e8c2e3d61a","created_at":"2025-09-04T17:43:02.303Z","updated_at":"2025-09-04T17:43:02.303Z","parameter":"hardness","unit":"ppm","value":"100","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"872d0dd0-a856-4280-9f9a-5bd0c68bf210","created_at":"2025-09-04T17:43:02.317Z","updated_at":"2025-09-04T17:43:02.317Z","parameter":"alkalinity","unit":"ppm","value":"120","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"459a18f8-a8cf-43dd-a2f4-9e804791019d","created_at":"2025-09-04T17:43:02.330Z","updated_at":"2025-09-04T17:43:02.330Z","parameter":"water_depth","unit":"m","value":"1.26","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"87c78f97-9cb0-4cb5-b270-fd65e451ebcc","created_at":"2025-09-04T17:43:02.342Z","updated_at":"2025-09-04T17:43:02.342Z","parameter":"conductivity","unit":"us_cm","value":"198","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"2e3e56f3-d5c0-4410-9e14-c0303bfaa619","created_at":"2025-09-04T17:43:02.372Z","updated_at":"2025-09-04T17:43:02.372Z","parameter":"air_temperature","unit":"deg_c","value":"20","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"2d9db1df-f0a5-45b4-ab65-0373a9c94735","created_at":"2025-09-04T17:43:02.385Z","updated_at":"2025-09-04T17:43:02.385Z","parameter":"water_temperature","unit":"deg_c","value":"19.8","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null},{"id":"f8cfeefc-c9d1-4c87-94ae-82a52e597ba2","created_at":"2025-09-04T17:43:02.298Z","updated_at":"2025-11-19T15:02:45.612Z","parameter":"chlorine","unit":"ppm","value":"0","equipment":"water_rangers_freshwater_teststrips_chlorine","equipment_limit":"<="}]},{"id":"027bc6ae-fcca-44b3-ad55-bcaf9d17434d","created_at":"2025-09-04T17:42:24.410Z","updated_at":"2026-01-20T21:19:21.533Z","owner_id":"39a06c95-922f-4bac-ba26-a00c716f7295","location_id":"f2036d6d-8b07-4320-9682-ededed151b39","dataset_id":"b1189ca2-c55d-44eb-a716-d22c1db254cc","form_id":"6f469672-9367-46ab-bf16-25ef6445a46d","observed_at":"2020-06-30T18:30:39.000Z","observed_at_local":"2020-06-30T14:30:39-04:00","notes":null,"checked":"review_needed","qa_notes":"Review needed: Based on previous readings, conductivity's result of 192μS/cm is outside the expected range of 193.55-202.45μS/cm.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","secchi_depth","chlorine","alkalinity","water_depth","conductivity","air_temperature","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/171275","readings":[{"id":"4f03ae23-be02-496d-a46f-414d2e224800","created_at":"2025-09-04T17:42:24.485Z","updated_at":"2025-09-04T17:42:24.485Z","parameter":"ph","unit":"std_units","value":"7.8","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"76048dd6-31aa-4205-8e91-9d0328ed8f46","created_at":"2025-09-04T17:42:24.495Z","updated_at":"2025-09-04T17:42:24.495Z","parameter":"oxygen","unit":"mg_l","value":"8","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"be6de0f4-71f5-49b5-84d3-37ea47f44759","created_at":"2025-09-04T17:42:24.504Z","updated_at":"2025-09-04T17:42:24.504Z","parameter":"secchi_depth","unit":"m","value":"3.3","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"76719149-0630-4b99-a36c-0c1509d72d6a","created_at":"2025-09-04T17:42:24.519Z","updated_at":"2025-09-04T17:42:24.519Z","parameter":"chlorine","unit":"ppm","value":"0.5","equipment":"water_rangers_freshwater_teststrips_chlorine","equipment_limit":null},{"id":"ac9802a2-a135-4fb7-aaff-f5fcbec055d7","created_at":"2025-09-04T17:42:24.532Z","updated_at":"2025-09-04T17:42:24.532Z","parameter":"alkalinity","unit":"ppm","value":"120","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"e9a45a0e-9ab9-499e-938b-2b1fbcf483e4","created_at":"2025-09-04T17:42:24.542Z","updated_at":"2025-09-04T17:42:24.542Z","parameter":"water_depth","unit":"m","value":"3.3","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"67ec6633-71bc-493b-837e-6fa8eaa02b2d","created_at":"2025-09-04T17:42:24.550Z","updated_at":"2025-09-04T17:42:24.550Z","parameter":"conductivity","unit":"us_cm","value":"192","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"7d9a62a3-7e53-46dd-ae6e-a6a285a975ac","created_at":"2025-09-04T17:42:24.560Z","updated_at":"2025-09-04T17:42:24.560Z","parameter":"air_temperature","unit":"deg_c","value":"25","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"e8e92918-cd19-4253-beaa-ac8c408bd90a","created_at":"2025-09-04T17:42:24.573Z","updated_at":"2025-09-04T17:42:24.573Z","parameter":"water_temperature","unit":"deg_c","value":"24.2","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null}]},{"id":"d3bd689c-0255-450f-90dd-27942845957e","created_at":"2025-09-04T17:42:22.998Z","updated_at":"2026-01-20T21:19:18.689Z","owner_id":"39a06c95-922f-4bac-ba26-a00c716f7295","location_id":"f2036d6d-8b07-4320-9682-ededed151b39","dataset_id":"b1189ca2-c55d-44eb-a716-d22c1db254cc","form_id":"6f469672-9367-46ab-bf16-25ef6445a46d","observed_at":"2020-06-23T23:20:25.000Z","observed_at_local":"2020-06-23T19:20:25-04:00","notes":null,"checked":"review_needed","qa_notes":"Review needed: Based on previous readings, conductivity's result of 203μS/cm is outside the expected range of 192.55-201.45μS/cm.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","secchi_depth","hardness","alkalinity","water_depth","conductivity","air_temperature","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/171269","readings":[{"id":"500b194e-61c9-43cc-a99a-d054e8851d3f","created_at":"2025-09-04T17:42:23.086Z","updated_at":"2025-09-04T17:42:23.086Z","parameter":"ph","unit":"std_units","value":"7.8","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"0ffb0216-0a28-4e49-bcb3-7b0c5acfb213","created_at":"2025-09-04T17:42:23.101Z","updated_at":"2025-09-04T17:42:23.101Z","parameter":"oxygen","unit":"mg_l","value":"8","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"59bf934f-3e82-4f34-8697-e3e66103fde4","created_at":"2025-09-04T17:42:23.112Z","updated_at":"2025-09-04T17:42:23.112Z","parameter":"secchi_depth","unit":"m","value":"3.4","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"a08fe1c0-3ecf-4973-95b2-51c584cc3cd6","created_at":"2025-09-04T17:42:23.121Z","updated_at":"2025-09-04T17:42:23.121Z","parameter":"hardness","unit":"ppm","value":"50","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"f7f57125-4dc6-4283-8e44-8dba337f30b9","created_at":"2025-09-04T17:42:23.131Z","updated_at":"2025-09-04T17:42:23.131Z","parameter":"alkalinity","unit":"ppm","value":"100","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"fe953ecb-e6e3-4816-8fc7-a37cd01b8ced","created_at":"2025-09-04T17:42:23.145Z","updated_at":"2025-09-04T17:42:23.145Z","parameter":"water_depth","unit":"m","value":"3.4","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"35e2bed1-5ba0-46f8-be08-2b8cacead30f","created_at":"2025-09-04T17:42:23.157Z","updated_at":"2025-09-04T17:42:23.157Z","parameter":"conductivity","unit":"us_cm","value":"203","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"13d81053-5647-4109-b016-d785e545f34c","created_at":"2025-09-04T17:42:23.166Z","updated_at":"2025-09-04T17:42:23.166Z","parameter":"air_temperature","unit":"deg_c","value":"25","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"d50ce1ec-b1db-473d-8952-bc3a7b9dd611","created_at":"2025-09-04T17:42:23.184Z","updated_at":"2025-09-04T17:42:23.184Z","parameter":"water_temperature","unit":"deg_c","value":"25.5","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null}]},{"id":"4511f717-46ef-44bd-92a5-92c9c96d0daf","created_at":"2025-09-04T17:42:21.636Z","updated_at":"2026-01-20T21:19:16.151Z","owner_id":"39a06c95-922f-4bac-ba26-a00c716f7295","location_id":"f2036d6d-8b07-4320-9682-ededed151b39","dataset_id":"b1189ca2-c55d-44eb-a716-d22c1db254cc","form_id":"6f469672-9367-46ab-bf16-25ef6445a46d","observed_at":"2020-06-09T15:40:07.000Z","observed_at_local":"2020-06-09T11:40:07-04:00","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","chlorine","hardness","alkalinity","water_depth","conductivity","air_temperature","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/171264","readings":[{"id":"9b6b11ac-1ac6-486d-82b3-a83180b5fb5b","created_at":"2025-09-04T17:42:21.727Z","updated_at":"2025-09-04T17:42:21.727Z","parameter":"ph","unit":"std_units","value":"7.8","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"d82fb520-3815-4ac3-ae27-c0d017e95be6","created_at":"2025-09-04T17:42:21.773Z","updated_at":"2025-09-04T17:42:21.773Z","parameter":"oxygen","unit":"mg_l","value":"8","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"8eeea1aa-b882-44af-bd0c-7565f16b652e","created_at":"2025-09-04T17:42:21.786Z","updated_at":"2025-09-04T17:42:21.786Z","parameter":"secchi_depth","unit":"m","value":"2.55","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"aae8aa47-dd91-42da-a2e1-883c8bf7a9c3","created_at":"2025-09-04T17:42:21.799Z","updated_at":"2025-09-04T17:42:21.799Z","parameter":"chlorine","unit":"ppm","value":"1","equipment":"water_rangers_freshwater_teststrips_chlorine","equipment_limit":null},{"id":"0bdddefe-28d0-4fa7-b217-fa76242ee1a7","created_at":"2025-09-04T17:42:21.820Z","updated_at":"2025-09-04T17:42:21.820Z","parameter":"hardness","unit":"ppm","value":"50","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"9542f2d8-4ee0-46e9-b218-e2af48f6897c","created_at":"2025-09-04T17:42:21.843Z","updated_at":"2025-09-04T17:42:21.843Z","parameter":"alkalinity","unit":"ppm","value":"80","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"c0e12d43-7b56-45c5-b181-468666c42c70","created_at":"2025-09-04T17:42:21.855Z","updated_a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