Download AQI annual summary files from the EPA

download.sh

#!/bin/bash

# Define the base URL for the zip files
base_url="https://aqs.epa.gov/aqsweb/airdata/annual_aqi_by_county_"

# Define the range of years (from 2000 to 2022 in this example)
start_year=2015
end_year=2022

# Define the directory where you want to store the downloaded zip files
download_dir="zips"

# Define the directory where you want to extract the zip files
extract_dir="data"

# Loop through the years and download/unzip the files
for year in $(seq "$start_year" "$end_year"); do
    zip_url="${base_url}${year}.zip"
    zip_file="${download_dir}/annual_aqi_by_county_${year}.zip"
    
    # Download the zip file
    curl "$zip_url" -o "$zip_file"
    
    # Unzip the downloaded file
    unzip "$zip_file" -d "$extract_dir"
    
    # Optionally, move the contents of the extracted files to another directory
    # mv "$extract_dir/contents" "/path/to/destination/directory"
    
    # Optionally, delete the downloaded zip file after extraction
    # rm "$zip_file"
done