{"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}]}