[{"id":"ff840b28-5c8a-4840-9dc6-2e7f2e60f502","created_at":"2025-09-04T15:20:26.200Z","updated_at":"2026-01-20T21:13:00.315Z","owner_id":"32d3281c-5f48-43bf-b744-8bc150b5316b","location_id":"8c592928-dfe9-4175-bc37-caedfc5db475","dataset_id":"d66cedcd-d387-44d0-8873-e371bad6dfbc","form_id":"f496b8f2-bb6b-4e6b-9536-a22e8a15eb6d","observed_at":"2019-04-06T16:20:00.000Z","observed_at_local":"2019-04-06T12:20:00-04:00","notes":"Woodpecker in the trees. Algae on the rocks. Buds on bushes. A male cardinal singing nearby. Conductivity was off the charts. 4.72 (4720). Had not yet calibrated meter. Could that be why?\r\n\r\nAlso tested phosphates test strips (20 ppm) and different test strips (alkalinity and hardness, pH similar).","checked":"review_needed","qa_notes":"Review needed: water_depth's result of 0.07m is below the normal range of 0.1m.","qa_admin_notes":"","qa_admin_notes_author_id":null,"qa_admin_notes_updated_at":null,"tested_parameters":["ph","oxygen","chlorine","hardness","alkalinity","water_depth","conductivity","air_temperature","water_temperature"],"photos":[],"permalink":"https://data.waterrangers.com/observations/169511","readings":[{"id":"ede1dc5b-59af-4509-b208-645bb4781fcd","created_at":"2025-09-04T15:20:26.282Z","updated_at":"2025-09-04T15:20:26.282Z","parameter":"ph","unit":"std_units","value":"7.8","equipment":"water_rangers_freshwater_teststrips_ph","equipment_limit":null},{"id":"875e2fd3-6bb5-46ef-af1f-6e49fc4001c5","created_at":"2025-09-04T15:20:26.298Z","updated_at":"2025-09-04T15:20:26.298Z","parameter":"oxygen","unit":"mg_l","value":"8","equipment":"chemetrics_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"1c408af8-ae51-46e6-a59e-6c4848d4ee8b","created_at":"2025-09-04T15:20:26.328Z","updated_at":"2025-09-04T15:20:26.328Z","parameter":"chlorine","unit":"ppm","value":"0.1","equipment":"water_rangers_freshwater_teststrips_chlorine","equipment_limit":null},{"id":"50b5d4f1-8c24-4eb0-b914-a05d0f964779","created_at":"2025-09-04T15:20:26.343Z","updated_at":"2025-09-04T15:20:26.343Z","parameter":"hardness","unit":"ppm","value":"450","equipment":"water_rangers_freshwater_teststrips_hardness","equipment_limit":null},{"id":"41dfa8b3-3d59-4efc-958e-584fd29d63bb","created_at":"2025-09-04T15:20:26.351Z","updated_at":"2025-09-04T15:20:26.351Z","parameter":"alkalinity","unit":"ppm","value":"180","equipment":"water_rangers_freshwater_teststrips_alkalinity","equipment_limit":null},{"id":"e9fb8a22-85cc-4b16-b280-154eed08821f","created_at":"2025-09-04T15:20:26.359Z","updated_at":"2025-09-04T15:20:26.359Z","parameter":"water_depth","unit":"m","value":"0.07","equipment":"secchi_disk_20cm","equipment_limit":null},{"id":"fe2857b9-c043-4aea-a842-1fe8f879618a","created_at":"2025-09-04T15:20:26.371Z","updated_at":"2025-09-04T15:20:26.371Z","parameter":"conductivity","unit":"us_cm","value":"4720","equipment":"water_rangers_pen_type_conductivity_meter_low_range","equipment_limit":null},{"id":"d001c03d-8a2e-457d-971c-5d23f9d797aa","created_at":"2025-09-04T15:20:26.384Z","updated_at":"2025-09-04T15:20:26.384Z","parameter":"air_temperature","unit":"deg_c","value":"11.5","equipment":"stream_thermometer_water_rangers","equipment_limit":null},{"id":"470e1303-5bcf-4812-a145-93e99423ebbc","created_at":"2025-09-04T15:20:26.400Z","updated_at":"2025-09-04T15:20:26.400Z","parameter":"water_temperature","unit":"deg_c","value":"6.3","equipment":"water_rangers_pen_type_temperature_meter","equipment_limit":null}]}]