def get_tarquin_data(output_txt_path):
    """Extract conc data from tarquin txt file"""
    with open(output_txt_path, "r") as ins:
        all_data = []
        for line in ins:
            if '--------' in line:
                break
        for line in ins:
            if not line.strip():
                break
            all_data.append(line)
    return all_data