[{"id":"5bcae0d5-9eb9-436c-a4cc-6d63a52ddb89","created_at":"2025-09-04T15:21:07.133Z","updated_at":"2026-01-20T21:14:39.228Z","owner_id":"ea07e5ee-ba96-443f-857d-90a1b938cf7a","location_id":"696198a7-5c49-4794-ac9d-99dd07f50e12","dataset_id":"d66cedcd-d387-44d0-8873-e371bad6dfbc","form_id":"f496b8f2-bb6b-4e6b-9536-a22e8a15eb6d","observed_at":"2018-09-29T15:59:00.000Z","observed_at_local":"2018-09-29T11:59:00-04:00","notes":"","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, conductivity's result of 201μS/cm is outside the expected range of 204.21-239.79μS/cm.\nReview needed: chloride's result of 2mg/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","hardness","alkalinity","water_depth","conductivity","air_temperature","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/169713","readings":[{"id":"a4582f89-66d8-41db-a2e3-10279499b2bd","created_at":"2025-12-05T22:50:32.263Z","updated_at":"2025-12-05T22:50:32.263Z","parameter":"chloride","unit":"mg_l","value":"2","equipment":"hach_chloride_low_range","equipment_limit":"<"},{"id":"4c04c1f4-3680-44d9-8359-3cb5d7074592","created_at":"2025-09-04T15:21:07.196Z","updated_at":"2025-09-04T15:21:07.196Z","parameter":"ph","unit":"std_units","value":"8","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"3b7c2774-01d4-4c5f-8d53-add3714dc5fe","created_at":"2025-09-04T15:21:07.205Z","updated_at":"2025-09-04T15:21:07.205Z","parameter":"oxygen","unit":"mg_l","value":"8","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"2d1370c0-2451-4222-b267-9624c456df0e","created_at":"2025-09-04T15:21:07.234Z","updated_at":"2025-09-04T15:21:07.234Z","parameter":"hardness","unit":"ppm","value":"150","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"5487ae5a-09d6-4fcd-8714-35e635315cbf","created_at":"2025-09-04T15:21:07.279Z","updated_at":"2025-09-04T15:21:07.279Z","parameter":"alkalinity","unit":"ppm","value":"90","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"e75981b3-4364-44a8-8aee-76360f0d168d","created_at":"2025-09-04T15:21:07.293Z","updated_at":"2025-09-04T15:21:07.293Z","parameter":"water_depth","unit":"m","value":"0.3","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"9723b8e3-a918-41c0-acfd-42c2920e419a","created_at":"2025-09-04T15:21:07.320Z","updated_at":"2025-09-04T15:21:07.320Z","parameter":"conductivity","unit":"us_cm","value":"201","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"31744490-6118-4176-b970-55f65a1ed279","created_at":"2025-09-04T15:21:07.339Z","updated_at":"2025-09-04T15:21:07.339Z","parameter":"air_temperature","unit":"deg_c","value":"12","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"d6dccfa7-ac6f-4e56-86b3-80ad4d73de7f","created_at":"2025-09-04T15:21:07.363Z","updated_at":"2025-09-04T15:21:07.363Z","parameter":"water_temperature","unit":"deg_c","value":"16.9","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null}]},{"id":"142e6dc6-b334-469b-bf91-d41457d52bb3","created_at":"2025-09-04T15:21:06.947Z","updated_at":"2026-01-20T21:14:39.001Z","owner_id":"ea07e5ee-ba96-443f-857d-90a1b938cf7a","location_id":"696198a7-5c49-4794-ac9d-99dd07f50e12","dataset_id":"d66cedcd-d387-44d0-8873-e371bad6dfbc","form_id":"f496b8f2-bb6b-4e6b-9536-a22e8a15eb6d","observed_at":"2018-09-27T23:40:09.696Z","observed_at_local":"2018-09-27T19:40:09-04:00","notes":"rain 24 hours ago, ducks are regular visitors.","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, conductivity's result of 204μS/cm is outside the expected range of 204.21-239.79μS/cm.\nReview needed: chloride's result of 2mg/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","hardness","alkalinity","water_depth","conductivity","air_temperature","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/169712","readings":[{"id":"8d48ccee-1343-4a12-b2c0-2990625e853f","created_at":"2025-12-05T22:50:32.213Z","updated_at":"2025-12-05T22:50:32.213Z","parameter":"chloride","unit":"mg_l","value":"2","equipment":"hach_chloride_low_range","equipment_limit":"<"},{"id":"077cd095-09eb-4853-954c-1c676bdd1816","created_at":"2025-09-04T15:21:07.015Z","updated_at":"2025-09-04T15:21:07.015Z","parameter":"ph","unit":"std_units","value":"8.6","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"0e2a6407-56d9-4864-bdaa-25758a09b998","created_at":"2025-09-04T15:21:07.029Z","updated_at":"2025-09-04T15:21:07.029Z","parameter":"oxygen","unit":"mg_l","value":"8","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"8c28f8c8-7c0e-4aab-bc6a-f38057f79ef1","created_at":"2025-09-04T15:21:07.066Z","updated_at":"2025-09-04T15:21:07.066Z","parameter":"hardness","unit":"ppm","value":"170","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"4f77c4cf-229b-487e-9ba0-1a59c521ccc9","created_at":"2025-09-04T15:21:07.075Z","updated_at":"2025-09-04T15:21:07.075Z","parameter":"alkalinity","unit":"ppm","value":"120","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"f047ceff-8674-4df6-ac2b-aaad5a78b557","created_at":"2025-09-04T15:21:07.086Z","updated_at":"2025-09-04T15:21:07.086Z","parameter":"water_depth","unit":"m","value":"0.4","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"e7c41000-b218-4560-9fd6-5c83b72fcc11","created_at":"2025-09-04T15:21:07.096Z","updated_at":"2025-09-04T15:21:07.096Z","parameter":"conductivity","unit":"us_cm","value":"204","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"46381a7e-f7c3-4b78-ac82-5aefefe6f42a","created_at":"2025-09-04T15:21:07.106Z","updated_at":"2025-09-04T15:21:07.106Z","parameter":"air_temperature","unit":"deg_c","value":"12","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"cce7686f-11fc-4e50-8a78-46b0e2800428","created_at":"2025-09-04T15:21:07.118Z","updated_at":"2025-09-04T15:21:07.118Z","parameter":"water_temperature","unit":"deg_c","value":"18.2","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null}]},{"id":"6d541ed1-fd89-4b46-ab5b-6378e38e65b7","created_at":"2025-09-04T15:21:06.791Z","updated_at":"2026-01-20T21:14:38.822Z","owner_id":"ea07e5ee-ba96-443f-857d-90a1b938cf7a","location_id":"696198a7-5c49-4794-ac9d-99dd07f50e12","dataset_id":"d66cedcd-d387-44d0-8873-e371bad6dfbc","form_id":"f496b8f2-bb6b-4e6b-9536-a22e8a15eb6d","observed_at":"2018-09-14T13:52:21.382Z","observed_at_local":"2018-09-14T09:52:21-04:00","notes":"calm waters, no rainfall for the past few days, duck regularly visit, fish jumping out of water sometimes. a lot less boat traffic since labour 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","hardness","alkalinity","water_depth","conductivity","air_temperature","water_temperature"],"photos":["https://d27925nfpi4rwv.cloudfront.net/rails/active_storage/representations/proxy/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaHBBL1VwQVE9PSIsImV4cCI6IjIwMjYtMDYtMDZUMDk6MzM6MzAuODk5WiIsInB1ciI6ImJsb2JfaWQifX0=--243af07655dfca217c6345a2124b025659ae5cd6/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaDdCem9MWm05eWJXRjBTU0lJYW5CbkJqb0dSVlE2RTNKbGMybDZaVjkwYjE5bWFXeHNXd2RwQXBBQmFRS1FBUT09IiwiZXhwIjpudWxsLCJwdXIiOiJ2YXJpYXRpb24ifX0=--137cfa046b685d2c2c17f66eaa6c647bd283e601/image"],"permalink":"https://data.waterrangers.com/observations/169711","readings":[{"id":"a2b02506-2aaa-4bad-8e9a-8f46227820fe","created_at":"2025-12-05T22:50:32.816Z","updated_at":"2025-12-05T22:50:32.816Z","parameter":"chloride","unit":"mg_l","value":"1","equipment":"hach_chloride_low_range","equipment_limit":"<"},{"id":"cd9340d2-fa01-480e-a083-f2f84b35e1e1","created_at":"2025-09-04T15:21:06.858Z","updated_at":"2025-09-04T15:21:06.858Z","parameter":"ph","unit":"std_units","value":"8","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"23648bed-7fc9-46de-93be-be5548a1bf24","created_at":"2025-09-04T15:21:06.865Z","updated_at":"2025-09-04T15:21:06.865Z","parameter":"oxygen","unit":"mg_l","value":"8","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"e7d24e74-05e1-4ed4-a41c-31c10242ea4b","created_at":"2025-09-04T15:21:06.897Z","updated_at":"2025-09-04T15:21:06.897Z","parameter":"hardness","unit":"ppm","value":"150","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"185d8817-365c-4cd7-a7a4-3478a3408c96","created_at":"2025-09-04T15:21:06.905Z","updated_at":"2025-09-04T15:21:06.905Z","parameter":"alkalinity","unit":"ppm","value":"95","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"37139a47-5da2-4214-bc4d-8642b1668717","created_at":"2025-09-04T15:21:06.914Z","updated_at":"2025-09-04T15:21:06.914Z","parameter":"water_depth","unit":"m","value":"0.4","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"caf79aca-9a29-4876-a1d1-b33d325a10b9","created_at":"2025-09-04T15:21:06.920Z","updated_at":"2025-09-04T15:21:06.920Z","parameter":"conductivity","unit":"us_cm","value":"222","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"7daccad8-7ea3-429f-acc8-18cd56116787","created_at":"2025-09-04T15:21:06.928Z","updated_at":"2025-09-04T15:21:06.928Z","parameter":"air_temperature","unit":"deg_c","value":"18","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"5b41c3b5-36fa-4c57-83dc-6bcfd89fe6d3","created_at":"2025-09-04T15:21:06.936Z","updated_at":"2025-09-04T15:21:06.936Z","parameter":"water_temperature","unit":"deg_c","value":"20","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null}]},{"id":"d7093271-cf7a-4dc3-bbfa-5090e4a0f186","created_at":"2025-09-04T15:21:06.470Z","updated_at":"2026-01-20T21:14:38.451Z","owner_id":"ea07e5ee-ba96-443f-857d-90a1b938cf7a","location_id":"696198a7-5c49-4794-ac9d-99dd07f50e12","dataset_id":"d66cedcd-d387-44d0-8873-e371bad6dfbc","form_id":"f496b8f2-bb6b-4e6b-9536-a22e8a15eb6d","observed_at":"2018-08-24T22:59:12.915Z","observed_at_local":"2018-08-24T18:59:12-04:00","notes":"heavy rain 4 days ago. regular duck visits. brown scum on top of plants in the water.","checked":"review_needed","qa_notes":"Review needed: chloride's result of 0.5mg/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","hardness","alkalinity","water_depth","conductivity","air_temperature","water_temperature"],"photos":["https://d27925nfpi4rwv.cloudfront.net/rails/active_storage/representations/proxy/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaHBBL1FwQVE9PSIsImV4cCI6IjIwMjYtMDYtMDZUMDk6MzM6MzAuOTE4WiIsInB1ciI6ImJsb2JfaWQifX0=--0aa1d6087e02d55c0c0f670c1918acb4d7b9f13f/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaDdCem9MWm05eWJXRjBTU0lJYW5CbkJqb0dSVlE2RTNKbGMybDZaVjkwYjE5bWFXeHNXd2RwQXBBQmFRS1FBUT09IiwiZXhwIjpudWxsLCJwdXIiOiJ2YXJpYXRpb24ifX0=--137cfa046b685d2c2c17f66eaa6c647bd283e601/image"],"permalink":"https://data.waterrangers.com/observations/169709","readings":[{"id":"b6a286aa-f64c-4658-bc8a-2d4318704774","created_at":"2025-12-05T22:50:34.194Z","updated_at":"2025-12-05T22:50:34.194Z","parameter":"chloride","unit":"mg_l","value":"0.5","equipment":"hach_chloride_low_range","equipment_limit":"<"},{"id":"79a6748e-4d79-4b23-bd73-64e06768e446","created_at":"2025-09-04T15:21:06.575Z","updated_at":"2025-09-04T15:21:06.575Z","parameter":"oxygen","unit":"mg_l","value":"9","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"428b8867-50a7-469b-a49e-8995e5eeefd9","created_at":"2025-09-04T15:21:06.615Z","updated_at":"2025-09-04T15:21:06.615Z","parameter":"hardness","unit":"ppm","value":"110","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"c67106db-630d-4b54-b47a-8a705427b679","created_at":"2025-09-04T15:21:06.620Z","updated_at":"2025-09-04T15:21:06.620Z","parameter":"alkalinity","unit":"ppm","value":"120","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"dc0e46da-56dc-449b-83e3-6f87ab052003","created_at":"2025-09-04T15:21:06.624Z","updated_at":"2025-09-04T15:21:06.624Z","parameter":"water_depth","unit":"m","value":"0.4","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"fbcbfbfc-9218-47c5-8d45-0f40e4d8ddb6","created_at":"2025-09-04T15:21:06.629Z","updated_at":"2025-09-04T15:21:06.629Z","parameter":"conductivity","unit":"us_cm","value":"215","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"d98b2ff9-4b28-4036-8019-e61b1744b9d3","created_at":"2025-09-04T15:21:06.634Z","updated_at":"2025-09-04T15:21:06.634Z","parameter":"air_temperature","unit":"deg_c","value":"21","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"c17fd35a-db2a-4a90-af01-16cf17355221","created_at":"2025-09-04T15:21:06.638Z","updated_at":"2025-09-04T15:21:06.638Z","parameter":"water_temperature","unit":"deg_c","value":"23.5","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null},{"id":"e8ced9fa-cdce-45c1-85ae-1cbcbbbe4028","created_at":"2025-09-04T15:21:06.534Z","updated_at":"2025-11-19T15:02:43.912Z","parameter":"ph","unit":"std_units","value":"9","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":">="}]},{"id":"1d864edd-049c-4651-ae6e-012df4308fe1","created_at":"2025-09-04T15:21:05.044Z","updated_at":"2026-01-20T21:14:37.094Z","owner_id":"ea07e5ee-ba96-443f-857d-90a1b938cf7a","location_id":"696198a7-5c49-4794-ac9d-99dd07f50e12","dataset_id":"d66cedcd-d387-44d0-8873-e371bad6dfbc","form_id":"f496b8f2-bb6b-4e6b-9536-a22e8a15eb6d","observed_at":"2018-08-10T21:54:41.140Z","observed_at_local":"2018-08-10T17:54:41-04:00","notes":"it rained hard about 2 days ago. cooler air than the water since its much cooler than a few days ago.","checked":"review_needed","qa_notes":"Review needed: chloride's result of 0.9mg/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","hardness","alkalinity","water_depth","conductivity","air_temperature","water_temperature"],"photos":["https://d27925nfpi4rwv.cloudfront.net/rails/active_storage/representations/proxy/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaHBBL0lwQVE9PSIsImV4cCI6IjIwMjYtMDYtMDZUMDk6MzM6MzAuOTQwWiIsInB1ciI6ImJsb2JfaWQifX0=--221b24c793cf25909f87bca380e00d19c2d260b5/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaDdCem9MWm05eWJXRjBTU0lJYW5CbkJqb0dSVlE2RTNKbGMybDZaVjkwYjE5bWFXeHNXd2RwQXBBQmFRS1FBUT09IiwiZXhwIjpudWxsLCJwdXIiOiJ2YXJpYXRpb24ifX0=--137cfa046b685d2c2c17f66eaa6c647bd283e601/image"],"permalink":"https://data.waterrangers.com/observations/169699","readings":[{"id":"71c1d9c4-d992-44b9-b45a-a844706ed286","created_at":"2025-12-05T22:50:33.330Z","updated_at":"2025-12-05T22:50:33.330Z","parameter":"chloride","unit":"mg_l","value":"0.9","equipment":"hach_chloride_low_range","equipment_limit":"<"},{"id":"7c488dca-6aad-43f8-93b2-7d7ac1ac3dc8","created_at":"2025-09-04T15:21:05.126Z","updated_at":"2025-09-04T15:21:05.126Z","parameter":"ph","unit":"std_units","value":"8.8","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"bf7c0f56-6e65-4d70-b1ca-04eb578b4421","created_at":"2025-09-04T15:21:05.131Z","updated_at":"2025-09-04T15:21:05.131Z","parameter":"oxygen","unit":"mg_l","value":"9","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"3978df09-2243-4572-a379-a14ebeab641e","created_at":"2025-09-04T15:21:05.142Z","updated_at":"2025-09-04T15:21:05.142Z","parameter":"hardness","unit":"ppm","value":"110","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"f9913e2f-a620-4ec5-a475-1e9b07166afb","created_at":"2025-09-04T15:21:05.153Z","updated_at":"2025-09-04T15:21:05.153Z","parameter":"alkalinity","unit":"ppm","value":"230","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"b46965e5-58a5-48b0-b444-6a123c747338","created_at":"2025-09-04T15:21:05.161Z","updated_at":"2025-09-04T15:21:05.161Z","parameter":"water_depth","unit":"m","value":"0.4","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"a7d865d1-c28e-4266-bb75-9389710c01e7","created_at":"2025-09-04T15:21:05.166Z","updated_at":"2025-09-04T15:21:05.166Z","parameter":"conductivity","unit":"us_cm","value":"226","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"1501817e-ed1d-4aa2-8bad-178238562eac","created_at":"2025-09-04T15:21:05.171Z","updated_at":"2025-09-04T15:21:05.171Z","parameter":"air_temperature","unit":"deg_c","value":"23","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"a100f90e-077c-4306-b176-b7ec6fd1705f","created_at":"2025-09-04T15:21:05.179Z","updated_at":"2025-09-04T15:21:05.179Z","parameter":"water_temperature","unit":"deg_c","value":"26.6","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null}]},{"id":"82be9790-19ef-4254-b55d-36b45ef09550","created_at":"2025-09-04T15:19:53.374Z","updated_at":"2026-01-20T21:12:37.467Z","owner_id":"ea07e5ee-ba96-443f-857d-90a1b938cf7a","location_id":"696198a7-5c49-4794-ac9d-99dd07f50e12","dataset_id":"d66cedcd-d387-44d0-8873-e371bad6dfbc","form_id":"f496b8f2-bb6b-4e6b-9536-a22e8a15eb6d","observed_at":"2018-08-05T21:30:00.000Z","observed_at_local":"2018-08-05T17:30:00-04:00","notes":"","checked":"review_needed","qa_notes":"Review needed: chloride's result of 2mg/L is below the normal range of 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