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Download meteorological and pollutant data from CETESB QUALAR

Source: R/cetesb_retrieve_met_pol.R
cetesb_retrieve_met_pol.Rd

This function download the main meteorological parameters for model evaluation, together with criteria pollutants for one air quality station (AQS). It will pad out the date with missing data with NA. This function required to have an account in CETESB QUALAR.

Usage

cetesb_retrieve_met_pol(
  username,
  password,
  aqs_code,
  start_date,
  end_date,
  verbose = TRUE,
  to_csv = FALSE,
  csv_path = ""
)

Arguments

username

User name of CETESB QUALAR

password

User name's password of CETESB QUALAR

aqs_code

Code of AQS

start_date

Date to start downloading in dd/mm/yyyy

end_date

Date to end downloading in dd/mm/yyyy

verbose

Print query summary

to_csv

Creates a csv file. FALSE by default

csv_path

Path to save the csv file.

Value

data.frame with Temperature (C), Relative Humidity (%), Wind Speed (m/s) and Direction (degrees), Pressure information (hPa), O3, NO, NO2, NOx, PM2.5, PM10 and CO information.

Examples

if (FALSE) { # \dontrun{
# Downloading main meteorological parameters and criteria pollutants
# from Pinheiros AQS from January first to 7th of 2020
my_user_name <- "John Doe"
my_pass_word <- "drowssap"
pin_code <- 99 # Check with cetesb_aqs
start_date <- "01/01/2020"
end_date <- "07/01/2020"

pin_all <- cetesb_retrieve_met_pol(my_user_name, my_pass_word, pin_code,
                                   start_date, end_date)

} # }