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So we tested as close and safely as we could. The peak height is estimated to be tonight or early tomorrow so this area is expected to flood more in the coming hours. The Thames is moving quickly!","checked":"owner_approved","qa_notes":"Review needed: conductivity's result of 367μS/cm is outside the expected range of 526.54-873.46μS/cm ( standard deviations from the historical mean for this location).","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","chlorine"],"photos":["https://d27925nfpi4rwv.cloudfront.net/rails/active_storage/representations/proxy/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaHBBcjFnIiwiZXhwIjoiMjAyNi0wNy0wMlQxMTo0OTowOC4zMTFaIiwicHVyIjoiYmxvYl9pZCJ9fQ==--abe3a77b7adb0c8ddaef3eaf9d2e3e6b39943f1d/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaDdCem9MWm05eWJXRjBTU0lJYW5CbkJqb0dSVlE2RTNKbGMybDZaVjkwYjE5bWFXeHNXd2RwQXBBQmFRS1FBUT09IiwiZXhwIjpudWxsLCJwdXIiOiJ2YXJpYXRpb24ifX0=--137cfa046b685d2c2c17f66eaa6c647bd283e601/image"],"permalink":"https://data.waterrangers.com/observations/66566","readings":[{"id":"40068394-2740-41b0-b85c-394ef744e051","created_at":"2025-08-15T18:17:47.543Z","updated_at":"2025-08-15T18:17:47.543Z","parameter":"ph","unit":"std_units","value":"7.8","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"6659b1e2-0ae3-4730-84fe-ee0a55d1af0c","created_at":"2025-08-15T18:17:47.555Z","updated_at":"2025-08-15T18:17:47.555Z","parameter":"oxygen","unit":"mg_l","value":"6","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"ebaefb2d-3c11-4f41-a420-488b14e2bba0","created_at":"2025-08-15T18:17:47.566Z","updated_at":"2025-08-15T18:17:47.566Z","parameter":"secchi_depth","unit":"m","value":"0.2","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"ef7a807a-6ca6-44cf-bfb4-6485f8de2b43","created_at":"2025-08-15T18:17:47.609Z","updated_at":"2025-08-15T18:17:47.609Z","parameter":"hardness","unit":"ppm","value":"180","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"fbceab4d-63b3-4562-9653-1ac87ff8edda","created_at":"2025-08-15T18:17:47.614Z","updated_at":"2025-08-15T18:17:47.614Z","parameter":"alkalinity","unit":"ppm","value":"200","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"a6695c0b-ff18-4f9e-8cec-a9d22858488a","created_at":"2025-08-15T18:17:47.619Z","updated_at":"2025-08-15T18:17:47.619Z","parameter":"conductivity","unit":"us_cm","value":"367","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"158bc348-8df7-426b-9c1f-b0f58533b025","created_at":"2025-08-15T18:17:47.625Z","updated_at":"2025-08-15T18:17:47.625Z","parameter":"air_temperature","unit":"deg_c","value":"20","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"3d512fe1-f84c-403e-9ea4-d4789dd6259b","created_at":"2025-08-15T18:17:47.629Z","updated_at":"2025-08-15T18:17:47.629Z","parameter":"water_temperature","unit":"deg_c","value":"16.2","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null},{"id":"a665d3a3-783d-49d6-89ed-069676666fda","created_at":"2025-08-15T18:17:47.600Z","updated_at":"2025-11-19T15:02:16.247Z","parameter":"chlorine","unit":"ppm","value":"0","equipment":"water_rangers_freshwater_teststrips_chlorine","equipment_limit":"<="}]},{"id":"b4811408-d0df-4ebd-a9be-268b27cf1a1f","created_at":"2025-08-15T18:17:33.193Z","updated_at":"2026-01-20T19:59:39.193Z","owner_id":"34b3f6cc-1b34-4a0b-ba5a-1b1a69199a28","location_id":"77884f17-439c-462a-be6f-97ae1c7cfb2e","dataset_id":"f31e4121-a2ac-4aca-bee7-c5f0e8583b1e","form_id":"d06404f0-d381-49c0-b2b4-260bab813a5a","observed_at":"2021-08-05T20:28:46.270Z","observed_at_local":"2021-08-05T16:28:46-04:00","notes":"There’s some algae here! Photos attached. Someone on a environmental Facebook group posted a day or two ago about a black slick going through the Thames. No indication of it at this spot, but wanted to check on the O2 levels here just in case. Seems okay!","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","hardness","alkalinity","conductivity","air_temperature","water_temperature","chlorine"],"photos":["https://d27925nfpi4rwv.cloudfront.net/rails/active_storage/representations/proxy/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaHBBb3RmIiwiZXhwIjoiMjAyNi0wNy0wMlQxMTo0OTowOC4zMzFaIiwicHVyIjoiYmxvYl9pZCJ9fQ==--e36170d75d55f0cd07100de8b6e311a56750e20e/eyJfcmFpbHMiOnsibWVzc2FnZSI6IkJBaDdCem9MWm05eWJXRjBTU0lJYW5CbkJqb0dSVlE2RTNKbGMybDZaVjkwYjE5bWFXeHNXd2RwQXBBQmFRS1FBUT09IiwiZXhwIjpudWxsLCJwdXIiOiJ2YXJpYXRpb24ifX0=--137cfa046b685d2c2c17f66eaa6c647bd283e601/image"],"permalink":"https://data.waterrangers.com/observations/66495","readings":[{"id":"c5249adb-738f-40f2-b4f9-9da35eb743ca","created_at":"2025-08-15T18:17:33.355Z","updated_at":"2025-08-15T18:17:33.355Z","parameter":"ph","unit":"std_units","value":"8.4","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"926aa1d3-868c-4185-8629-fb374213db7a","created_at":"2025-08-15T18:17:33.386Z","updated_at":"2025-08-15T18:17:33.386Z","parameter":"oxygen","unit":"mg_l","value":"10","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"479c5e87-b952-4179-9a84-ede561c81bbc","created_at":"2025-08-15T18:17:33.409Z","updated_at":"2025-08-15T18:17:33.409Z","parameter":"hardness","unit":"ppm","value":"300","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"e6703cb2-13f4-4f23-855d-87b41ebf7089","created_at":"2025-08-15T18:17:33.418Z","updated_at":"2025-08-15T18:17:33.418Z","parameter":"alkalinity","unit":"ppm","value":"200","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"8365b324-fa6c-40b3-8ae3-6fef718d698b","created_at":"2025-08-15T18:17:33.436Z","updated_at":"2025-08-15T18:17:33.436Z","parameter":"conductivity","unit":"us_cm","value":"569","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"197e260f-ec19-4be0-9183-2270d4b1af55","created_at":"2025-08-15T18:17:33.445Z","updated_at":"2025-08-15T18:17:33.445Z","parameter":"air_temperature","unit":"deg_c","value":"27","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"29b6c44c-6ec0-4941-a9c4-ad9b82188eaa","created_at":"2025-08-15T18:17:33.454Z","updated_at":"2025-08-15T18:17:33.454Z","parameter":"water_temperature","unit":"deg_c","value":"27","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null},{"id":"69d7b52a-58f0-4f45-a2e6-6edd31b869cc","created_at":"2025-08-15T18:17:33.399Z","updated_at":"2025-11-19T15:02:12.349Z","parameter":"chlorine","unit":"ppm","value":"0","equipment":"water_rangers_freshwater_teststrips_chlorine","equipment_limit":"<="}]},{"id":"f8f63dde-d166-4dd4-932e-969d8cde889f","created_at":"2025-08-15T18:17:31.560Z","updated_at":"2026-01-20T19:59:38.102Z","owner_id":"010fb691-0df6-4396-bc71-f4d2b1285df8","location_id":"77884f17-439c-462a-be6f-97ae1c7cfb2e","dataset_id":"f31e4121-a2ac-4aca-bee7-c5f0e8583b1e","form_id":"d06404f0-d381-49c0-b2b4-260bab813a5a","observed_at":"2021-07-24T16:51:00.000Z","observed_at_local":"2021-07-24T12:51:00-04:00","notes":"","checked":"qc_complete","qa_notes":null,"qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","hardness","conductivity","air_temperature","water_temperature","alkalinity"],"photos":[],"permalink":"https://data.waterrangers.com/observations/66489","readings":[{"id":"8e15f66a-ab4d-4ed9-8d62-be8e5b5779e3","created_at":"2025-08-15T18:17:31.645Z","updated_at":"2025-08-15T18:17:31.645Z","parameter":"ph","unit":"std_units","value":"8.4","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"6e54be8b-567f-4612-8460-041ddbeec25f","created_at":"2025-08-15T18:17:31.656Z","updated_at":"2025-08-15T18:17:31.656Z","parameter":"hardness","unit":"ppm","value":"200","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"bbdae873-ab6c-473b-b550-7b447dbbf992","created_at":"2025-08-15T18:17:31.713Z","updated_at":"2025-08-15T18:17:31.713Z","parameter":"conductivity","unit":"us_cm","value":"700","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"1685794b-4090-4b25-93fc-77890577da00","created_at":"2025-08-15T18:17:31.730Z","updated_at":"2025-08-15T18:17:31.730Z","parameter":"air_temperature","unit":"deg_c","value":"24","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"727e2f10-e35c-43cc-bac1-567fd0756f00","created_at":"2025-08-15T18:17:31.745Z","updated_at":"2025-08-15T18:17:31.745Z","parameter":"water_temperature","unit":"deg_c","value":"24.6","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null},{"id":"465b89d5-f123-40a2-b66e-2133ddc0eabf","created_at":"2025-08-15T18:17:31.676Z","updated_at":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