{"id":"8b9d32e6-b646-4416-b764-cfeed7af0deb","created_at":"2025-09-04T15:20:06.107Z","updated_at":"2026-01-20T21:12:50.576Z","owner_id":"7ed09a7e-518a-4e92-aa8a-3c22a2ef1422","location_id":"ef1ef7ab-191a-427a-8056-f3ac715173dd","dataset_id":"d66cedcd-d387-44d0-8873-e371bad6dfbc","form_id":"f496b8f2-bb6b-4e6b-9536-a22e8a15eb6d","observed_at":"2018-09-03T18:16:00.000Z","observed_at_local":"2018-09-03T14:16:00-04:00","notes":"Sample taken standing in the water off shore at the beach. Clouds and wind picking up on a hot day. \r\nI was surprised by the low hardness reading. ","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","chlorine","alkalinity","water_depth","conductivity","air_temperature","water_temperature","hardness"],"photos":[],"permalink":"https://data.waterrangers.com/observations/169460","readings":[{"id":"02dc82ba-5168-4ff8-b8a3-a099a5feb034","created_at":"2025-09-04T15:20:06.140Z","updated_at":"2025-09-04T15:20:06.140Z","parameter":"ph","unit":"std_units","value":"7.4","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"b6545e47-c945-4e57-bd99-2b2ddec4e2e4","created_at":"2025-09-04T15:20:06.153Z","updated_at":"2025-09-04T15:20:06.153Z","parameter":"oxygen","unit":"mg_l","value":"6","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"1baae54a-fbd2-4a7f-b997-3b20af1a0101","created_at":"2025-09-04T15:20:06.185Z","updated_at":"2025-09-04T15:20:06.185Z","parameter":"secchi_depth","unit":"m","value":"bottom_visible","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"7900fe5f-416d-4ef0-876e-a4a853e2a98b","created_at":"2025-09-04T15:20:06.200Z","updated_at":"2025-09-04T15:20:06.200Z","parameter":"chlorine","unit":"ppm","value":".5","equipment":"water_rangers_freshwater_teststrips_chlorine","equipment_limit":null},{"id":"2f99e902-d27b-4567-a9ee-77238abb0a3e","created_at":"2025-09-04T15:20:06.212Z","updated_at":"2025-09-04T15:20:06.212Z","parameter":"alkalinity","unit":"ppm","value":"40","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"11894332-4e40-4c9c-aceb-9a353c1121b4","created_at":"2025-09-04T15:20:06.221Z","updated_at":"2025-09-04T15:20:06.221Z","parameter":"water_depth","unit":"m","value":"0.5","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"7d242f3d-41c9-4c0d-b5aa-a6b91edf7eaf","created_at":"2025-09-04T15:20:06.226Z","updated_at":"2025-09-04T15:20:06.226Z","parameter":"conductivity","unit":"us_cm","value":"73","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"5d450014-84e0-4b58-b988-914eee8c4430","created_at":"2025-09-04T15:20:06.230Z","updated_at":"2025-09-04T15:20:06.230Z","parameter":"air_temperature","unit":"deg_c","value":"30","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"8bcdb0e1-f3c7-4ba9-b8ae-a7a8c5d3cb32","created_at":"2025-09-04T15:20:06.246Z","updated_at":"2025-09-04T15:20:06.246Z","parameter":"water_temperature","unit":"deg_c","value":"24.6","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null},{"id":"9d1e341d-9051-412b-aa0e-20fc137b6936","created_at":"2025-09-04T15:20:06.207Z","updated_at":"2025-11-19T15:02:43.912Z","parameter":"hardness","unit":"ppm","value":"0","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":"<="}]}