{"id":"fa5956d8-ffdd-48fd-8e53-31c0832646ee","created_at":"2020-04-07T00:44:49.845Z","updated_at":"2026-06-16T15:23:41.457Z","name":"El Arenal","slug":"el-arenal","permalink":"https://data.waterrangers.com/locations/el-arenal","dataset_id":"f757ed2e-52ce-482a-8e2f-6b20e08d842c","latitude":"19.854692","longitude":"-104.286905","country":"Mexico","body_of_water":"Río Ayuquila","water_body_type":"river_or_stream","investigative":false,"tested_parameters":["e_coli","conductivity","air_temperature","water_temperature","current_weather","previous_weather","total_dissolved_solids_tds","ph","hardness","alkalinity","oxygen","salinity"],"tested_equipment":["other_ecoli_lab","water_rangers_pen_type_conductivity_meter_low_range","stream_thermometer_water_rangers","water_rangers_pen_type_temperature_meter","community_scientist_interpretation","other_pen-type_tds_meter","water_rangers_freshwater_teststrips_ph","water_rangers_freshwater_teststrips_hardness","water_rangers_freshwater_teststrips_alkalinity","other_do_multimeter_percent","water_rangers_pen_type_salinity_meter_ppm"],"reference_photo_url":null,"first_observation_at":"2019-02-20T17:20:00.000Z","last_observation_at":"2020-06-23T16:25:00.000Z"}