{"id":"179eb3b4-fa31-4d81-b2d1-60e0c1b63cc5","created_at":"2016-09-09T00:50:02.798Z","updated_at":"2026-01-20T21:02:33.648Z","name":"Black Lake near Birch Grove Rd","slug":"black-lake-near-birch-grove-rd","permalink":"https://data.waterrangers.com/locations/black-lake-near-birch-grove-rd","dataset_id":"f13843e3-100c-4126-a33c-8edb632a981b","latitude":"44.7912","longitude":"-76.2893","country":"Canada","body_of_water":"Black Lake","water_body_type":"lake","investigative":false,"tested_parameters":["oxygen","ph","e_coli","conductivity","total_phosphorus","water_temperature","total_kjeldahl_nitrogen","air_temperature","secchi_depth"],"tested_equipment":["lab_unspecified","other_ecoli_lab","secchi_disk_20cm","unspecified_air_temperature","unspecified_conductivity","unspecified_oxygen_mg_l","unspecified_oxygen_percent","unspecified_ph","unspecified_total_phosphorus","unspecified_water_temperature"],"reference_photo_url":null,"first_observation_at":"2002-05-30T04:00:00.000Z","last_observation_at":"2017-07-13T18:42:00.000Z"}