# Downloader of AirNow Data


 [Source code](download_airnowcwl_src.md) 


```{contents}
---
local:
---
```

**Tool**. Runs: [dorieh.epa.airnow](../members/airnow)

## Description

This tool downloads AirNow data from EPA website


## Inputs

| Name           | Type    | Default | Description                                                                                                                                                    | 
|:---------------|:--------|:--------|:---------------------------------------------------------------------------------------------------------------------------------------------------------------|
| proxy          | string? |         | HTTP/HTTPS Proxy if required                                                                                                                                   | 
| parameter_code | string  |         | Parameter code. Either a numeric code (e.g. 88101, 44201) or symbolic name (e.g. PM25, NO2). See more: [AQS Code List](https://www.epa.gov/aqs/aqs-code-list)  | 
| from           | string  |         | Start date for downolading, in YYYY-MM-DD format                                                                                                               | 
| to             | string  |         | End date for downolading, in YYYY-MM-DD format                                                                                                                 | 
| shapes         | File[]  |         |                                                                                                                                                                | 
| table          | string  |         | the name of the table to be created                                                                                                                            | 
| api-key        | string? |         |                                                                                                                                                                | 

## Outputs

| Name | Type | Description | 
|:-----|:-----|:------------|
| log  | File |             | 
| data | File |             |