{"id":"a81b7ab6-d5d1-4f61-8483-94e43fc63dc7","created_at":"2025-08-28T17:32:36.939Z","updated_at":"2026-01-02T18:29:43.079Z","owner_id":"52409624-4598-4f69-82ff-d2647e680bcd","location_id":"7e36ea7f-fd98-4610-b734-4cef641598d3","dataset_id":"6631e734-6047-407b-9259-d0f7bece8180","form_id":"a7b94cbf-8f2f-4d5d-b4ca-7091db274ead","observed_at":"2016-04-11T16:45:00.000Z","observed_at_local":"2016-04-11T11:45:00-05:00","notes":"Light but large sheen was observed across surface of water. Source unknown but likely from urban stormwater runoff.","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","turbidity","alkalinity","air_temperature","water_temperature","e_coli"],"photos":[],"permalink":"https://data.waterrangers.com/observations/105655","readings":[{"id":"f55064db-32cc-4e65-af38-61f72bc01479","created_at":"2025-08-28T17:32:36.971Z","updated_at":"2025-08-28T17:32:36.971Z","parameter":"ph","unit":"std_units","value":"7","equipment":"lamotte_precision_ph","equipment_limit":null},{"id":"6c253cf5-b065-4694-9e16-8ff17ee36590","created_at":"2025-08-28T17:32:36.982Z","updated_at":"2025-08-28T17:32:36.982Z","parameter":"oxygen","unit":"mg_l","value":"6.8","equipment":"lamotte_dissolved_oxygen_mg_l","equipment_limit":null},{"id":"49a55e85-56df-44de-92b1-ce99e16851e0","created_at":"2025-08-28T17:32:36.997Z","updated_at":"2025-08-28T17:32:36.997Z","parameter":"hardness","unit":"ppm","value":"60","equipment":"lamotte_hardness","equipment_limit":null},{"id":"86c430e5-e8fd-4db5-a596-2a7a54d68665","created_at":"2025-08-28T17:32:37.005Z","updated_at":"2025-08-28T17:32:37.005Z","parameter":"turbidity","unit":"jtu","value":"50","equipment":"lamotte_turbidity","equipment_limit":null},{"id":"c8450c05-8f71-4954-95b4-23e5f917d9ec","created_at":"2025-08-28T17:32:37.014Z","updated_at":"2025-08-28T17:32:37.014Z","parameter":"alkalinity","unit":"ppm","value":"60","equipment":"lamotte_alkalinity","equipment_limit":null},{"id":"27810a7c-d3d7-4ff0-9c38-9e8011c1d624","created_at":"2025-08-28T17:32:37.022Z","updated_at":"2025-08-28T17:32:37.022Z","parameter":"air_temperature","unit":"deg_c","value":"26","equipment":"digital_thermometer_c","equipment_limit":null},{"id":"e9c1c585-8230-455a-9369-5eeefeeb023d","created_at":"2025-08-28T17:32:37.031Z","updated_at":"2025-08-28T17:32:37.031Z","parameter":"water_temperature","unit":"deg_c","value":"21","equipment":"other_multimeter_temperature","equipment_limit":null},{"id":"48c73fbd-d8c8-4d6d-be96-5013f46c204e","created_at":"2025-08-28T17:32:36.974Z","updated_at":"2025-11-19T15:20:06.066Z","parameter":"e_coli","unit":"cfu_per_100ml","value":"0","equipment":"rcard_ecoli_1ml","equipment_limit":"<="}]}