[{"id":"948a9ed8-6d75-457a-ba99-52d52523bb69","created_at":"2025-09-04T15:20:12.908Z","updated_at":"2026-01-20T21:12:54.585Z","owner_id":"17467ba7-45f2-4f5e-9e93-815252e7513d","location_id":"51a74e89-2cab-4b64-8bf3-5c6fc1489a43","dataset_id":"d66cedcd-d387-44d0-8873-e371bad6dfbc","form_id":"f496b8f2-bb6b-4e6b-9536-a22e8a15eb6d","observed_at":"2018-09-23T14:45:00.000Z","observed_at_local":"2018-09-23T10:45:00-04:00","notes":"Very slight breeze on mostly cloudy day two days after the two tornados hit Ottawa. Water is visibly more murky than 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increase in wind on the water, sunny, almost hazy.","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, conductivity's result of 146μS/cm is outside the expected range of 147.1-164.9μS/cm.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","chlorine","hardness","alkalinity","conductivity","air_temperature","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/169431","readings":[{"id":"8e5eb2ba-2c2c-46c7-8c90-ebfd6586dce1","created_at":"2025-09-04T15:20:00.351Z","updated_at":"2025-09-04T15:20:00.351Z","parameter":"ph","unit":"std_units","value":"7.8","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"fe201bd0-38c3-4fb4-ad6a-ac3edd6a048d","created_at":"2025-09-04T15:20:00.362Z","updated_at":"2025-09-04T15:20:00.362Z","parameter":"oxygen","unit":"mg_l","value":"7","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"980a73b3-3be2-445d-9fd9-003a4fa4cf84","created_at":"2025-09-04T15:20:00.377Z","updated_at":"2025-09-04T15:20:00.377Z","parameter":"chlorine","unit":"ppm","value":"0.5","equipment":"water_rangers_freshwater_teststrips_chlorine","equipment_limit":null},{"id":"9d49ddf4-e9ed-4bde-8bd2-fc78eb110fde","created_at":"2025-09-04T15:20:00.400Z","updated_at":"2025-09-04T15:20:00.400Z","parameter":"hardness","unit":"ppm","value":"100","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"c125306e-16b6-4b00-b46d-e58ad8cba8f0","created_at":"2025-09-04T15:20:00.418Z","updated_at":"2025-09-04T15:20:00.418Z","parameter":"alkalinity","unit":"ppm","value":"80","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"89682f6e-75f5-4f8c-91ac-2e51e485ae1b","created_at":"2025-09-04T15:20:00.435Z","updated_at":"2025-09-04T15:20:00.435Z","parameter":"conductivity","unit":"us_cm","value":"146","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"36ad58a9-7f88-4f5e-91c7-d08687796659","created_at":"2025-09-04T15:20:00.444Z","updated_at":"2025-09-04T15:20:00.444Z","parameter":"air_temperature","unit":"deg_c","value":"25","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"2cfdb495-f641-4fe7-8d9c-7ca9b2152d73","created_at":"2025-09-04T15:20:00.470Z","updated_at":"2025-09-04T15:20:00.470Z","parameter":"water_temperature","unit":"deg_c","value":"25.1","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null}]},{"id":"44807bec-810f-41be-909d-d504a108fb92","created_at":"2025-09-04T15:19:49.157Z","updated_at":"2026-01-20T21:12:34.835Z","owner_id":"17467ba7-45f2-4f5e-9e93-815252e7513d","location_id":"51a74e89-2cab-4b64-8bf3-5c6fc1489a43","dataset_id":"d66cedcd-d387-44d0-8873-e371bad6dfbc","form_id":"f496b8f2-bb6b-4e6b-9536-a22e8a15eb6d","observed_at":"2018-07-18T14:00:00.000Z","observed_at_local":"2018-07-18T10:00:00-04:00","notes":"Sunny, breezy morning.","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","chlorine","hardness","alkalinity","conductivity","air_temperature","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/169361","readings":[{"id":"46853860-1eaa-4b6d-9c71-3eb8f7c281a5","created_at":"2025-09-04T15:19:49.204Z","updated_at":"2025-09-04T15:19:49.204Z","parameter":"ph","unit":"std_units","value":"7.8","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"0917e4fc-ae06-4002-955a-d41c1a831f57","created_at":"2025-09-04T15:19:49.213Z","updated_at":"2025-09-04T15:19:49.213Z","parameter":"oxygen","unit":"mg_l","value":"7","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"71a139fa-b11d-4d15-95ac-4ab699f6f437","created_at":"2025-09-04T15:19:49.217Z","updated_at":"2025-09-04T15:19:49.217Z","parameter":"chlorine","unit":"ppm","value":"1","equipment":"water_rangers_freshwater_teststrips_chlorine","equipment_limit":null},{"id":"767219ab-4ffe-45f7-accd-20e633f8f3bf","created_at":"2025-09-04T15:19:49.227Z","updated_at":"2025-09-04T15:19:49.227Z","parameter":"hardness","unit":"ppm","value":"150","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"3e38c698-0193-408c-a2bc-c4f0b176b873","created_at":"2025-09-04T15:19:49.250Z","updated_at":"2025-09-04T15:19:49.250Z","parameter":"alkalinity","unit":"ppm","value":"80","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"71c22867-ba08-43a5-bdd9-0d899a61dce0","created_at":"2025-09-04T15:19:49.269Z","updated_at":"2025-09-04T15:19:49.269Z","parameter":"conductivity","unit":"us_cm","value":"158","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"d8fef856-14ad-49c2-ad2a-e23abf454456","created_at":"2025-09-04T15:19:49.282Z","updated_at":"2025-09-04T15:19:49.282Z","parameter":"air_temperature","unit":"deg_c","value":"21","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"0b2c6402-2cd5-41e7-9aab-5e72c98098f5","created_at":"2025-09-04T15:19:49.292Z","updated_at":"2025-09-04T15:19:49.292Z","parameter":"water_temperature","unit":"deg_c","value":"24.8","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null}]},{"id":"b9a2735b-bde7-4be5-9b68-7297ce8d5e5d","created_at":"2025-09-04T15:19:44.340Z","updated_at":"2026-01-20T21:12:31.086Z","owner_id":"17467ba7-45f2-4f5e-9e93-815252e7513d","location_id":"51a74e89-2cab-4b64-8bf3-5c6fc1489a43","dataset_id":"d66cedcd-d387-44d0-8873-e371bad6dfbc","form_id":"f496b8f2-bb6b-4e6b-9536-a22e8a15eb6d","observed_at":"2018-07-07T13:30:00.000Z","observed_at_local":"2018-07-07T09:30:00-04:00","notes":"Sunny, calm morning.","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","chlorine","hardness","alkalinity","conductivity","air_temperature","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/169343","readings":[{"id":"0544c4af-fd47-48b6-bb4c-c9dbbe1ca279","created_at":"2025-09-04T15:19:44.404Z","updated_at":"2025-09-04T15:19:44.404Z","parameter":"ph","unit":"std_units","value":"8","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"17ed50cd-2261-4596-b7d9-dfd814d6fefd","created_at":"2025-09-04T15:19:44.416Z","updated_at":"2025-09-04T15:19:44.416Z","parameter":"oxygen","unit":"mg_l","value":"6","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"722d6f91-2317-4d61-a0c4-5b78e4734ca4","created_at":"2025-09-04T15:19:44.424Z","updated_at":"2025-09-04T15:19:44.424Z","parameter":"chlorine","unit":"ppm","value":"1","equipment":"water_rangers_freshwater_teststrips_chlorine","equipment_limit":null},{"id":"25939524-8d79-4874-8112-0d8ca9fdb58c","created_at":"2025-09-04T15:19:44.431Z","updated_at":"2025-09-04T15:19:44.431Z","parameter":"hardness","unit":"ppm","value":"100","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"3357d967-2090-4a69-8bc2-8bac30332845","created_at":"2025-09-04T15:19:44.442Z","updated_at":"2025-09-04T15:19:44.442Z","parameter":"alkalinity","unit":"ppm","value":"80","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"4b0fc22c-7f7c-4145-9109-a88248043363","created_at":"2025-09-04T15:19:44.460Z","updated_at":"2025-09-04T15:19:44.460Z","parameter":"conductivity","unit":"us_cm","value":"156","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"715626fd-ed1b-494e-a26a-459392aedd9c","created_at":"2025-09-04T15:19:44.480Z","updated_at":"2025-09-04T15:19:44.480Z","parameter":"air_temperature","unit":"deg_c","value":"28","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"e9e0a677-06b2-4ee3-9305-8988fb211452","created_at":"2025-09-04T15:19:44.520Z","updated_at":"2025-09-04T15:19:44.520Z","parameter":"water_temperature","unit":"deg_c","value":"24.6","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null}]},{"id":"8a390716-7648-4c89-81f5-53d8c20b97d6","created_at":"2025-09-04T15:19:39.379Z","updated_at":"2026-01-20T21:12:26.005Z","owner_id":"17467ba7-45f2-4f5e-9e93-815252e7513d","location_id":"51a74e89-2cab-4b64-8bf3-5c6fc1489a43","dataset_id":"d66cedcd-d387-44d0-8873-e371bad6dfbc","form_id":"f496b8f2-bb6b-4e6b-9536-a22e8a15eb6d","observed_at":"2018-06-16T19:20:00.000Z","observed_at_local":"2018-06-16T15:20:00-04:00","notes":"Slight breezw, sunny day.","checked":"review_needed","qa_notes":"Review needed: chloride's result of 1mg/L is below the normal range of 12.0mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["chloride","ph","oxygen","secchi_depth","hardness","alkalinity","conductivity","air_temperature","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/169318","readings":[{"id":"db3b1b22-7461-47f2-90d3-7b6b16e795f1","created_at":"2025-12-05T22:50:32.663Z","updated_at":"2025-12-05T22:50:32.663Z","parameter":"chloride","unit":"mg_l","value":"1","equipment":"hach_chloride_low_range","equipment_limit":"<"},{"id":"78ca531e-dea3-4969-a9a0-d469364e7fe2","created_at":"2025-09-04T15:19:39.415Z","updated_at":"2025-09-04T15:19:39.415Z","parameter":"ph","unit":"std_units","value":"7.8","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"32db09a4-11ed-4c0f-9f45-53ebf9c88e92","created_at":"2025-09-04T15:19:39.420Z","updated_at":"2025-09-04T15:19:39.420Z","parameter":"oxygen","unit":"mg_l","value":"7","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"54286aee-4559-4618-8dad-dcb660f3f1cc","created_at":"2025-09-04T15:19:39.427Z","updated_at":"2025-09-04T15:19:39.427Z","parameter":"secchi_depth","unit":"m","value":"3.75","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"55d37bd6-82cc-45f3-ad24-e2f5a34af63a","created_at":"2025-09-04T15:19:39.447Z","updated_at":"2025-09-04T15:19:39.447Z","parameter":"hardness","unit":"ppm","value":"100","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"c966fddf-d1b2-414b-bf24-1a27cf1e9188","created_at":"2025-09-04T15:19:39.453Z","updated_at":"2025-09-04T15:19:39.453Z","parameter":"alkalinity","unit":"ppm","value":"120","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"3ce6b0cc-91d9-434e-8bc5-37efc5f0b438","created_at":"2025-09-04T15:19:39.464Z","updated_at":"2025-09-04T15:19:39.464Z","parameter":"conductivity","unit":"us_cm","value":"152","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"7397f068-aff7-4f4b-a09e-cee3eb4e886f","created_at":"2025-09-04T15:19:39.472Z","updated_at":"2025-09-04T15:19:39.472Z","parameter":"air_temperature","unit":"deg_c","value":"23","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"cbccb462-32c9-46d8-9bf9-71a362366d9a","created_at":"2025-09-04T15:19:39.476Z","updated_at":"2025-09-04T15:19:39.476Z","parameter":"water_temperature","unit":"deg_c","value":"22.8","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null}]},{"id":"a68a8f69-fa2d-4503-b556-b32f330762d2","created_at":"2025-09-04T15:21:02.113Z","updated_at":"2026-01-20T21:14:34.003Z","owner_id":"17467ba7-45f2-4f5e-9e93-815252e7513d","location_id":"51a74e89-2cab-4b64-8bf3-5c6fc1489a43","dataset_id":"d66cedcd-d387-44d0-8873-e371bad6dfbc","form_id":"f496b8f2-bb6b-4e6b-9536-a22e8a15eb6d","observed_at":"2018-05-30T13:30:00.000Z","observed_at_local":"2018-05-30T09:30:00-04:00","notes":"Sunny warm calm morning. Grackles foraging along the shore, one ~20cm dark turtle sunning itself on a log. See WL-01 and -03.","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, conductivity's result of 146μS/cm is outside the expected range of 147.1-164.9μS/cm.\nReview needed: chloride's result of 1mg/L is below the normal range of 12.0mg/L.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","secchi_depth","hardness","alkalinity","conductivity","air_temperature","water_temperature","chloride"],"photos":[],"permalink":"https://data.waterrangers.com/observations/169683","readings":[{"id":"f1ed7454-40c2-4269-a3c9-64449f7d5296","created_at":"2025-12-05T22:50:32.455Z","updated_at":"2025-12-05T22:50:32.455Z","parameter":"chloride","unit":"mg_l","value":"1","equipment":"hach_chloride_low_range","equipment_limit":"<"},{"id":"2463074e-f468-46d2-8077-b5378742a829","created_at":"2025-09-04T15:21:02.156Z","updated_at":"2025-09-04T15:21:02.156Z","parameter":"ph","unit":"std_units","value":"8.4","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"582c2416-0978-4ee5-b8e6-97e2b9e66ed0","created_at":"2025-09-04T15:21:02.167Z","updated_at":"2025-09-04T15:21:02.167Z","parameter":"oxygen","unit":"mg_l","value":"5.5","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"e0f6ee1e-f9c8-4e65-9630-79ed4b05bd4c","created_at":"2025-09-04T15:21:02.218Z","updated_at":"2025-09-04T15:21:02.218Z","parameter":"secchi_depth","unit":"m","value":"3.1","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"503cf470-3339-40da-9ee8-a53465730f15","created_at":"2025-09-04T15:21:02.236Z","updated_at":"2025-09-04T15:21:02.236Z","parameter":"hardness","unit":"ppm","value":"175","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"f1ca89bc-c7b9-4760-ad65-c9addbb26dee","created_at":"2025-09-04T15:21:02.277Z","updated_at":"2025-09-04T15:21:02.277Z","parameter":"alkalinity","unit":"ppm","value":"80","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"24e8f15c-098c-4681-be6c-b1baf4d939ce","created_at":"2025-09-04T15:21:02.289Z","updated_at":"2025-09-04T15:21:02.289Z","parameter":"conductivity","unit":"us_cm","value":"146","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"b5ada087-5a14-4bff-9357-76838acadebb","created_at":"2025-09-04T15:21:02.328Z","updated_at":"2025-09-04T15:21:02.328Z","parameter":"air_temperature","unit":"deg_c","value":"22","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"1c4ce284-9796-4b60-a108-12abb152f909","created_at":"2025-09-04T15:21:02.338Z","updated_at":"2025-09-04T15:21:02.338Z","parameter":"water_temperature","unit":"deg_c","value":"21.1","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null}]}]