Water Data APIs

Download data This form will help you download data from the USGS Water Data APIs. For more data filtering options or to make more complex requests, you may wish to query the APIs directly. Documentation for each endpoint is available at this link. Discrete samples data can be downloaded from the Download Discrete Sample Data form.

Provide your API key (emailed to you after filling out this form):

Select which types of data to download.
Click the next to each option for more information about that data collection category.
Click the next to each option to go to a new page with more information about the fields returned for that data type.

Provide monitoring location IDs (e.g. USGS-01435000) to download data for.
Separate multiple monitoring location IDs with commas (e.g. USGS-01435000,USGS-01100000).

Provide parameter codes (separated by commas) to download data for.
Leave blank to download all parameters. A list of parameter codes can be found here.

Select date range to download:

Start date

mm/dd/yyyy

End date

mm/dd/yyyy