{"id":"d68c18cc-3be2-4879-bd23-8c271a5fdce6","created_at":"2025-09-04T19:20:06.512Z","updated_at":"2026-01-20T21:23:47.607Z","owner_id":"4523b067-1f47-40f7-9327-cfbdb8b12c8f","location_id":"cfa3c1d8-1b41-4cf2-a394-1879b32c1ce7","dataset_id":"7e457e96-fa9f-4fdc-ac15-8a24f50f93e0","form_id":"25b5c89f-ed8d-461a-a5e7-70b9af2d5ceb","observed_at":"2018-05-18T15:09:00.000Z","observed_at_local":"2018-05-18T11:09:00-04:00","notes":"","checked":"review_needed","qa_notes":"Review needed: chloride's result of 3.49ppm 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":["ph","calcium","secchi_depth","chloride","water_depth","conductivity","total_phosphorus","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/177947","readings":[{"id":"d888a64d-07f9-4023-8f4c-17d6f461fdc5","created_at":"2025-09-04T19:20:06.565Z","updated_at":"2025-09-04T19:20:06.565Z","parameter":"ph","unit":"std_units","value":"8.06","equipment":"unspecified_ph","equipment_limit":null},{"id":"096425ce-f331-4a5b-8003-29bf787372a8","created_at":"2025-09-04T19:20:06.571Z","updated_at":"2025-09-04T19:20:06.571Z","parameter":"calcium","unit":"mg_l","value":"33.4","equipment":"unspecified_calcium","equipment_limit":null},{"id":"22b758c5-eab8-4508-a249-c82cbaf40d2b","created_at":"2025-09-04T19:20:06.580Z","updated_at":"2025-09-04T19:20:06.580Z","parameter":"secchi_depth","unit":"m","value":"4.6","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"d868e60c-df5d-41ca-99c4-64609b73b5f4","created_at":"2025-09-04T19:20:06.585Z","updated_at":"2025-09-04T19:20:06.585Z","parameter":"chloride","unit":"ppm","value":"3.49","equipment":"unspecified_chloride","equipment_limit":null},{"id":"20da78e2-0eaf-442d-a77f-0786b0c42569","created_at":"2025-09-04T19:20:06.589Z","updated_at":"2025-09-04T19:20:06.589Z","parameter":"water_depth","unit":"m","value":"6.0","equipment":"unspecified_water_depth","equipment_limit":null},{"id":"872da006-0b15-4a68-ad71-ba2d2bb3b006","created_at":"2025-09-04T19:20:06.600Z","updated_at":"2025-09-04T19:20:06.600Z","parameter":"conductivity","unit":"us_cm","value":"225","equipment":"unspecified_conductivity","equipment_limit":null},{"id":"d12bf943-e887-4b22-b0c4-ae7d315e20be","created_at":"2025-09-04T19:20:06.605Z","updated_at":"2025-09-04T19:20:06.605Z","parameter":"total_phosphorus","unit":"ppb","value":"7.4","equipment":"unspecified_total_phosphorus","equipment_limit":null},{"id":"fb81da25-de68-46d1-b83d-ac6bfb8f9f79","created_at":"2025-09-04T19:20:06.609Z","updated_at":"2025-09-04T19:20:06.609Z","parameter":"water_temperature","unit":"deg_c","value":"15.7","equipment":"unspecified_water_temperature","equipment_limit":null}]}