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bottom.","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","hardness","alkalinity","water_depth","conductivity","air_temperature","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/147042","readings":[{"id":"dca9ab97-672f-48a4-977e-8a5ba4e94080","created_at":"2025-09-04T00:30:27.397Z","updated_at":"2025-09-04T00:30:27.397Z","parameter":"ph","unit":"std_units","value":"6.8","equipment":"unspecified_ph","equipment_limit":null},{"id":"98773115-aea4-4bb8-8dbb-c0ba918a68b8","created_at":"2025-09-04T00:30:27.428Z","updated_at":"2025-09-04T00:30:27.428Z","parameter":"oxygen","unit":"mg_l","value":"5","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"e9b81ecf-7dba-4c1e-8595-6b0fd78112f0","created_at":"2025-09-04T00:30:27.433Z","updated_at":"2025-09-04T00:30:27.433Z","parameter":"secchi_depth","unit":"m","value":"1.75","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"94937bea-cbec-4482-bd6e-76a4b435f0b8","created_at":"2025-09-04T00:30:27.442Z","updated_at":"2025-09-04T00:30:27.442Z","parameter":"hardness","unit":"mg_l","value":"0.01","equipment":"unspecified_hardness","equipment_limit":null},{"id":"7779d860-2e5d-400e-9a0b-6c132c22cd21","created_at":"2025-09-04T00:30:27.453Z","updated_at":"2025-09-04T00:30:27.453Z","parameter":"alkalinity","unit":"mg_l","value":"40","equipment":"unspecified_alkalinity","equipment_limit":null},{"id":"798c5bc2-5a7a-463d-9c45-29110b652a61","created_at":"2025-09-04T00:30:27.457Z","updated_at":"2025-09-04T00:30:27.457Z","parameter":"water_depth","unit":"m","value":"1.75","equipment":"unspecified_water_depth","equipment_limit":null},{"id":"ac1c8c57-66f8-4052-a457-18f1ca01c7b3","created_at":"2025-09-04T00:30:27.461Z","updated_at":"2025-09-04T00:30:27.461Z","parameter":"conductivity","unit":"us_cm","value":"56","equipment":"unspecified_conductivity","equipment_limit":null},{"id":"99f60811-3aaa-4d6d-ac2c-d59017745e5c","created_at":"2025-09-04T00:30:27.472Z","updated_at":"2025-09-04T00:30:27.472Z","parameter":"air_temperature","unit":"deg_c","value":"30","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"5712d066-8976-4683-8aff-ccbbbee67018","created_at":"2025-09-04T00:30:27.482Z","updated_at":"2025-09-04T00:30:27.482Z","parameter":"water_temperature","unit":"deg_c","value":"35","equipment":"unspecified_water_temperature","equipment_limit":null}]},{"id":"5919a2f0-c683-42e4-84f0-9e771c0f268c","created_at":"2025-09-04T00:30:27.229Z","updated_at":"2026-01-20T20:24:11.950Z","owner_id":"8a3c3360-0293-4b32-8b8d-5c9030ccd24c","location_id":"87b2e418-b247-49ea-b3f2-9cf4371c598a","dataset_id":"5d0b5d51-a2d3-40e3-9fe7-38df4702dbe9","form_id":"df56f42c-937c-409a-966e-fe2cbd9e1ee6","observed_at":"2018-07-07T16:55:00.000Z","observed_at_local":"2018-07-07T12:55:00-04:00","notes":"The water is calm other than boat waves.\r\nFourteen motorized watercraft can be seen on the Ottawa River, from Ferguson's Bay. \r\nWater clarity is good; can see deeper than usual.\r\nWater surface is clean.\r\n","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, conductivity's result of 524μS/cm is outside the expected range of -17.51-151.51μS/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":["https://d27925nfpi4rwv.cloudfront.net/rails/active_storage/representations/proxy/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaHBBNWtLQVE9PSIsImV4cCI6IjIwMjYtMDYtMDFUMjM6NDQ6MzUuMzcwWiIsInB1ciI6ImJsb2JfaWQifX0=--ad48586205233b88d023a77ac4a85c487965c3e8/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaDdCem9MWm05eWJXRjBTU0lJYW5CbkJqb0dSVlE2RTNKbGMybDZaVjkwYjE5bWFXeHNXd2RwQXBBQmFRS1FBUT09IiwiZXhwIjpudWxsLCJwdXIiOiJ2YXJpYXRpb24ifX0=--137cfa046b685d2c2c17f66eaa6c647bd283e601/Ferguaon's%20Bay.jpg"],"permalink":"https://data.waterrangers.com/observations/147041","readings":[{"id":"0dfbb334-eb80-4be4-9d08-300deac47d95","created_at":"2025-09-04T00:30:27.299Z","updated_at":"2025-09-04T00:30:27.299Z","parameter":"ph","unit":"std_units","value":"8.4","equipment":"unspecified_ph","equipment_limit":null},{"id":"dd53d1b5-14dd-4421-9f1d-2c249c43d421","created_at":"2025-09-04T00:30:27.304Z","updated_at":"2025-09-04T00:30:27.304Z","parameter":"oxygen","unit":"mg_l","value":"8","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"08877d7f-6825-4b69-a6b5-c4afdae8f584","created_at":"2025-09-04T00:30:27.307Z","updated_at":"2025-09-04T00:30:27.307Z","parameter":"secchi_depth","unit":"m","value":"1.75","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"e83b6120-788e-4b5d-94c9-521539482f39","created_at":"2025-09-04T00:30:27.324Z","updated_at":"2025-09-04T00:30:27.324Z","parameter":"hardness","unit":"mg_l","value":"250","equipment":"unspecified_hardness","equipment_limit":null},{"id":"0c1b0ed3-5ef2-4f8d-beea-a229ab75647f","created_at":"2025-09-04T00:30:27.329Z","updated_at":"2025-09-04T00:30:27.329Z","parameter":"alkalinity","unit":"mg_l","value":"60","equipment":"unspecified_alkalinity","equipment_limit":null},{"id":"e9625359-3d5b-41b6-abd3-877e11a1fc36","created_at":"2025-09-04T00:30:27.335Z","updated_at":"2025-09-04T00:30:27.335Z","parameter":"water_depth","unit":"m","value":"1.75","equipment":"unspecified_water_depth","equipment_limit":null},{"id":"81988857-9030-44d2-ba0b-12d53be4ffc1","created_at":"2025-09-04T00:30:27.340Z","updated_at":"2025-09-04T00:30:27.340Z","parameter":"conductivity","unit":"us_cm","value":"524","equipment":"unspecified_conductivity","equipment_limit":null},{"id":"41beec3d-935c-476a-b9d0-a7aee4a19251","created_at":"2025-09-04T00:30:27.344Z","updated_at":"2025-09-04T00:30:27.344Z","parameter":"air_temperature","unit":"deg_c","value":"26","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"564ba975-b8d2-42b9-b621-b28b34fef881","created_at":"2025-09-04T00:30:27.349Z","updated_at":"2025-09-04T00:30:27.349Z","parameter":"water_temperature","unit":"deg_c","value":"26","equipment":"unspecified_water_temperature","equipment_limit":null}]},{"id":"c7fb292a-f5b6-4e7f-b564-72e033d44141","created_at":"2025-09-04T00:30:26.894Z","updated_at":"2026-01-20T20:24:11.365Z","owner_id":"8a3c3360-0293-4b32-8b8d-5c9030ccd24c","location_id":"87b2e418-b247-49ea-b3f2-9cf4371c598a","dataset_id":"5d0b5d51-a2d3-40e3-9fe7-38df4702dbe9","form_id":"df56f42c-937c-409a-966e-fe2cbd9e1ee6","observed_at":"2018-06-26T22:30:00.000Z","observed_at_local":"2018-06-26T18:30:00-04:00","notes":"Water has wave surface with the wind.\r\nA black duck flew approx. 8ft over my head.","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 10mg/L is outside the expected range of 0.55-9.45mg/L.","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":["https://d27925nfpi4rwv.cloudfront.net/rails/active_storage/representations/proxy/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaHBBNVlLQVE9PSIsImV4cCI6IjIwMjYtMDYtMDFUMjM6NDQ6MzUuMzkxWiIsInB1ciI6ImJsb2JfaWQifX0=--e3942ca9e530c6563aec083273817b11fc6fa88b/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaDdCem9MWm05eWJXRjBTU0lJYW5CbkJqb0dSVlE2RTNKbGMybDZaVjkwYjE5bWFXeHNXd2RwQXBBQmFRS1FBUT09IiwiZXhwIjpudWxsLCJwdXIiOiJ2YXJpYXRpb24ifX0=--137cfa046b685d2c2c17f66eaa6c647bd283e601/20180626_204051.jpg","https://d27925nfpi4rwv.cloudfront.net/rails/active_storage/representations/proxy/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaHBBLzBNQVE9PSIsImV4cCI6IjIwMjYtMDYtMDFUMjM6NDQ6MzUuMzk0WiIsInB1ciI6ImJsb2JfaWQifX0=--841d5963bcafbac01ca7feecf5166315c01ebb18/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaDdCem9MWm05eWJXRjBTU0lJYW5CbkJqb0dSVlE2RTNKbGMybDZaVjkwYjE5bWFXeHNXd2RwQXBBQmFRS1FBUT09IiwiZXhwIjpudWxsLCJwdXIiOiJ2YXJpYXRpb24ifX0=--137cfa046b685d2c2c17f66eaa6c647bd283e601/20180626_212313.jpg"],"permalink":"https://data.waterrangers.com/observations/147039","readings":[{"id":"3a5b72b3-8ca0-45aa-a0c1-05ec7c587760","created_at":"2025-09-04T00:30:26.976Z","updated_at":"2025-09-04T00:30:26.976Z","parameter":"ph","unit":"std_units","value":"7.2","equipment":"unspecified_ph","equipment_limit":null},{"id":"8ad0b5b0-e482-45a9-9f8d-a8f6844301ea","created_at":"2025-09-04T00:30:26.984Z","updated_at":"2025-09-04T00:30:26.984Z","parameter":"oxygen","unit":"mg_l","value":"10","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"005bf761-db39-49d5-85f2-d8488376eede","created_at":"2025-09-04T00:30:26.998Z","updated_at":"2025-09-04T00:30:26.998Z","parameter":"secchi_depth","unit":"m","value":"1.25","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"fe72a3d1-99a6-4dfd-b20d-3e4c93f55b0e","created_at":"2025-09-04T00:30:27.013Z","updated_at":"2025-09-04T00:30:27.013Z","parameter":"hardness","unit":"mg_l","value":"100","equipment":"unspecified_hardness","equipment_limit":null},{"id":"4ee88169-f94a-45be-95c3-6678f71ce75e","created_at":"2025-09-04T00:30:27.020Z","updated_at":"2025-09-04T00:30:27.020Z","parameter":"alkalinity","unit":"mg_l","value":"40","equipment":"unspecified_alkalinity","equipment_limit":null},{"id":"dbd705b2-2f94-4b02-81af-9c7f1c8d371e","created_at":"2025-09-04T00:30:27.028Z","updated_at":"2025-09-04T00:30:27.028Z","parameter":"water_depth","unit":"m","value":"1.25","equipment":"unspecified_water_depth","equipment_limit":null},{"id":"e18ac919-0e62-4e19-85b2-4c5ba1dc4326","created_at":"2025-09-04T00:30:27.048Z","updated_at":"2025-09-04T00:30:27.048Z","parameter":"conductivity","unit":"us_cm","value":"106","equipment":"unspecified_conductivity","equipment_limit":null},{"id":"b6e25520-e24d-447d-b045-eaffe9499de4","created_at":"2025-09-04T00:30:27.059Z","updated_at":"2025-09-04T00:30:27.059Z","parameter":"air_temperature","unit":"deg_c","value":"21","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"dd0471c3-3aef-4e2b-a6a4-7753ffcfe835","created_at":"2025-09-04T00:30:27.064Z","updated_at":"2025-09-04T00:30:27.064Z","parameter":"water_temperature","unit":"deg_c","value":"21","equipment":"unspecified_water_temperature","equipment_limit":null}]},{"id":"64b450ca-8dc8-4b00-81df-de72efc0a9c9","created_at":"2025-09-04T00:30:26.748Z","updated_at":"2026-01-20T20:24:11.184Z","owner_id":"8a3c3360-0293-4b32-8b8d-5c9030ccd24c","location_id":"87b2e418-b247-49ea-b3f2-9cf4371c598a","dataset_id":"5d0b5d51-a2d3-40e3-9fe7-38df4702dbe9","form_id":"df56f42c-937c-409a-966e-fe2cbd9e1ee6","observed_at":"2018-06-23T22:20:00.000Z","observed_at_local":"2018-06-23T18:20:00-04:00","notes":"Very windy, white caps on the water surface.\r\nBubbles and white foam on water surface.\r\nA couple motorized watercraft on the river.","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 12mg/L is outside the expected range of 0.55-9.45mg/L.","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/147038","readings":[{"id":"0b848d5f-6c88-4b37-aa43-030ae3870e2d","created_at":"2025-09-04T00:30:26.807Z","updated_at":"2025-09-04T00:30:26.807Z","parameter":"ph","unit":"std_units","value":"6.8","equipment":"unspecified_ph","equipment_limit":null},{"id":"a3590b0e-a1b6-44df-8899-b7265fcc688c","created_at":"2025-09-04T00:30:26.814Z","updated_at":"2025-09-04T00:30:26.814Z","parameter":"oxygen","unit":"mg_l","value":"12","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"acfd0953-5dfe-490a-9fd5-fca4d3a70f80","created_at":"2025-09-04T00:30:26.819Z","updated_at":"2025-09-04T00:30:26.819Z","parameter":"secchi_depth","unit":"m","value":"2.0","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"a851a374-53c4-42c5-8edd-74a50ad17a2b","created_at":"2025-09-04T00:30:26.825Z","updated_at":"2025-09-04T00:30:26.825Z","parameter":"hardness","unit":"mg_l","value":"100","equipment":"unspecified_hardness","equipment_limit":null},{"id":"89e01bf2-0482-419f-b9fb-43157a2270a4","created_at":"2025-09-04T00:30:26.832Z","updated_at":"2025-09-04T00:30:26.832Z","parameter":"alkalinity","unit":"mg_l","value":"40","equipment":"unspecified_alkalinity","equipment_limit":null},{"id":"02710ed6-9146-48b9-994a-381c1ed56685","created_at":"2025-09-04T00:30:26.845Z","updated_at":"2025-09-04T00:30:26.845Z","parameter":"water_depth","unit":"m","value":"2","equipment":"unspecified_water_depth","equipment_limit":null},{"id":"15570e8f-cd38-4b3a-a849-fe86a91260d4","created_at":"2025-09-04T00:30:26.850Z","updated_at":"2025-09-04T00:30:26.850Z","parameter":"conductivity","unit":"us_cm","value":"81","equipment":"unspecified_conductivity","equipment_limit":null},{"id":"fff29a13-af0a-43eb-8dec-4061f831ec93","created_at":"2025-09-04T00:30:26.868Z","updated_at":"2025-09-04T00:30:26.868Z","parameter":"air_temperature","unit":"deg_c","value":"18","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"c72b1cee-03ac-476d-876e-53d43b1f5e39","created_at":"2025-09-04T00:30:26.879Z","updated_at":"2025-09-04T00:30:26.879Z","parameter":"water_temperature","unit":"deg_c","value":"19","equipment":"unspecified_water_temperature","equipment_limit":null}]},{"id":"ead80c59-8ccc-4c58-892e-37a342394377","created_at":"2025-09-04T00:30:26.583Z","updated_at":"2026-01-20T20:24:10.972Z","owner_id":"8a3c3360-0293-4b32-8b8d-5c9030ccd24c","location_id":"87b2e418-b247-49ea-b3f2-9cf4371c598a","dataset_id":"5d0b5d51-a2d3-40e3-9fe7-38df4702dbe9","form_id":"df56f42c-937c-409a-966e-fe2cbd9e1ee6","observed_at":"2018-06-11T23:45:00.000Z","observed_at_local":"2018-06-11T19:45:00-04:00","notes":"The 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Ottawa River is quiet. No motorized watercraft. Black flies have started. Fish are nibbling bugs on the water surface. Sea gulls fly down the Ottawa River.","checked":"review_needed","qa_notes":"Review needed: Based on previous readings, oxygen's result of 10mg/L is outside the expected range of 0.55-9.45mg/L.","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":["https://d27925nfpi4rwv.cloudfront.net/rails/active_storage/representations/proxy/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaHBBNDhLQVE9PSIsImV4cCI6IjIwMjYtMDYtMDFUMjM6NDQ6MzUuNTA3WiIsInB1ciI6ImJsb2JfaWQifX0=--bb570e9556183e1dcd7f22025dc6edf0cbad0269/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaDdCem9MWm05eWJXRjBTU0lJYW5CbkJqb0dSVlE2RTNKbGMybDZaVjkwYjE5bWFXeHNXd2RwQXBBQmFRS1FBUT09IiwiZXhwIjpudWxsLCJwdXIiOiJ2YXJpYXRpb24ifX0=--137cfa046b685d2c2c17f66eaa6c647bd283e601/20180507_184955.jpg","https://d27925nfpi4rwv.cloudfront.net/rails/active_storage/representations/proxy/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaHBBNUFLQVE9PSIsImV4cCI6IjIwMjYtMDYtMDFUMjM6NDQ6MzUuNTEwWiIsInB1ciI6ImJsb2JfaWQifX0=--008ebc75eb4291efa0cd2226c6c6d0e64150c9e8/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaDdCem9MWm05eWJXRjBTU0lJYW5CbkJqb0dSVlE2RTNKbGMybDZaVjkwYjE5bWFXeHNXd2RwQXBBQmFRS1FBUT09IiwiZXhwIjpudWxsLCJwdXIiOiJ2YXJpYXRpb24ifX0=--137cfa046b685d2c2c17f66eaa6c647bd283e601/20180502_192126.jpg"],"permalink":"https://data.waterrangers.com/observations/147034","readings":[{"id":"42feec40-fda4-4a74-8ee4-cc83beab2d46","created_at":"2025-09-04T00:30:26.217Z","updated_at":"2025-09-04T00:30:26.217Z","parameter":"ph","unit":"std_units","value":"7.8","equipment":"unspecified_ph","equipment_limit":null},{"id":"8663a623-7aca-4609-b10f-555bce01e489","created_at":"2025-09-04T00:30:26.223Z","updated_at":"2025-09-04T00:30:26.223Z","parameter":"oxygen","unit":"mg_l","value":"10","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"ed75df16-f403-43b4-a9ea-9e987bee784d","created_at":"2025-09-04T00:30:26.228Z","updated_at":"2025-09-04T00:30:26.228Z","parameter":"secchi_depth","unit":"m","value":"1.75","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"6f7d951b-1c98-4876-9b57-1dcf44ef8b8f","created_at":"2025-09-04T00:30:26.232Z","updated_at":"2025-09-04T00:30:26.232Z","parameter":"hardness","unit":"mg_l","value":"0.01","equipment":"unspecified_hardness","equipment_limit":null},{"id":"fe6afdbd-bfbc-4001-ae2d-9db717c75f6e","created_at":"2025-09-04T00:30:26.237Z","updated_at":"2025-09-04T00:30:26.237Z","parameter":"alkalinity","unit":"mg_l","value":"40","equipment":"unspecified_alkalinity","equipment_limit":null},{"id":"5363688e-5865-4716-a2b2-8ddc94646586","created_at":"2025-09-04T00:30:26.241Z","updated_at":"2025-09-04T00:30:26.241Z","parameter":"water_depth","unit":"m","value":"1.75","equipment":"unspecified_water_depth","equipment_limit":null},{"id":"c95e5280-0ce0-4790-84c0-741a1c56495f","created_at":"2025-09-04T00:30:26.276Z","updated_at":"2025-09-04T00:30:26.276Z","parameter":"conductivity","unit":"us_cm","value":"63","equipment":"unspecified_conductivity","equipment_limit":null},{"id":"9a5cf1bc-59bf-43c3-98ea-f873331d7773","created_at":"2025-09-04T00:30:26.282Z","updated_at":"2025-09-04T00:30:26.282Z","parameter":"air_temperature","unit":"deg_c","value":"19","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"8575a71a-ec79-4235-84fb-827830df2bc4","created_at":"2025-09-04T00:30:26.286Z","updated_at":"2025-09-04T00:30:26.286Z","parameter":"water_temperature","unit":"deg_c","value":"15","equipment":"unspecified_water_temperature","equipment_limit":null}]},{"id":"9444d102-2157-4709-a251-272d7c294428","created_at":"2025-09-04T00:30:24.716Z","updated_at":"2026-01-20T20:24:10.216Z","owner_id":"8a3c3360-0293-4b32-8b8d-5c9030ccd24c","location_id":"87b2e418-b247-49ea-b3f2-9cf4371c598a","dataset_id":"5d0b5d51-a2d3-40e3-9fe7-38df4702dbe9","form_id":"df56f42c-937c-409a-966e-fe2cbd9e1ee6","observed_at":"2018-05-14T22:20:00.000Z","observed_at_local":"2018-05-14T18:20:00-04:00","notes":"Water is calm. No motorized watercraft. Sounds of Canada Geese and ducks in the distance. Sea gulls flying down river.","checked":"review_needed","qa_notes":"Review needed: chloride's result of 0.01ppm is below the normal range of 12.0ppm.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["alkalinity","ph","oxygen","secchi_depth","chloride","conductivity","air_temperature","water_temperature","hardness"],"photos":[],"permalink":"https://data.waterrangers.com/observations/147025","readings":[{"id":"7e45ea12-ed97-4cfb-9b4c-4d73038b192a","created_at":"2025-09-04T00:30:24.741Z","updated_at":"2025-09-04T00:30:24.741Z","parameter":"ph","unit":"std_units","value":"7.2","equipment":"unspecified_ph","equipment_limit":null},{"id":"3fe0e614-43aa-42ca-ba0d-7728b8c8d9ad","created_at":"2025-09-04T00:30:24.772Z","updated_at":"2025-09-04T00:30:24.772Z","parameter":"oxygen","unit":"mg_l","value":"9","equipment":"unspecified_oxygen_mg_l","equipment_limit":null},{"id":"7e2e04df-2f39-461c-93df-abdcb8e15ae5","created_at":"2025-09-04T00:30:24.777Z","updated_at":"2025-09-04T00:30:24.777Z","parameter":"secchi_depth","unit":"m","value":"1.75","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"19d39251-f5b3-4645-8e6d-280f6374e5b5","created_at":"2025-09-04T00:30:24.793Z","updated_at":"2025-09-04T00:30:24.793Z","parameter":"chloride","unit":"ppm","value":"0.01","equipment":"unspecified_chloride","equipment_limit":null},{"id":"4a9c2f4b-6789-4d57-856d-9fe97898285e","created_at":"2025-09-04T00:30:24.809Z","updated_at":"2025-09-04T00:30:24.809Z","parameter":"conductivity","unit":"us_cm","value":"43","equipment":"unspecified_conductivity","equipment_limit":null},{"id":"e7b391bf-9997-4bc2-bef1-a26acc2b82ef","created_at":"2025-09-04T00:30:24.814Z","updated_at":"2025-09-04T00:30:24.814Z","parameter":"air_temperature","unit":"deg_c","value":"24","equipment":"unspecified_air_temperature","equipment_limit":null},{"id":"d800be8f-f25c-4894-a327-f48482f1ae48","created_at":"2025-09-04T00:30:24.821Z","updated_at":"2025-09-04T00:30:24.821Z","parameter":"water_temperature","unit":"deg_c","value":"11","equipment":"unspecified_water_temperature","equipment_limit":null},{"id":"3e53db6a-1ce1-43c7-92b2-f7c79f359a67","created_at":"2025-09-04T00:30:24.799Z","updated_at":"2025-11-19T15:02:33.125Z","parameter":"hardness","unit":"mg_l","value":"0","equipment":"unspecified_hardness","equipment_limit":"<="},{"id":"8a89ba0d-a33f-4734-b374-7f952669a921","created_at":"2025-09-04T00:30:24.804Z","updated_at":"2025-11-19T15:02:33.125Z","parameter":"alkalinity","unit":"mg_l","value":"0","equipment":"unspecified_alkalinity","equipment_limit":"<="}]}]