Information provided for informational purposes only

Note: This information is provided for reference purposes only. Although the information provided here was accurate and current when first created, it is now outdated.

 

This web site provides query access to over 200 million monitoring records originally reported to EPA via the Legacy STORET System.

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Learn more about STORET
Access historical data from the LDC database
Find additional information on using the LDC web site
View the organization of the LDC web site
Obtain previously run reports
Access all STORET databases
Get the water quality information you need by clicking here! Welcome to the STORET Legacy Data Center, site of the world's largest repository of ambient Water Quality Data. 

From this site you will be able to access a database that holds over 200 million water sample observations from about  700,000 sampling sites for both surface and ground water. 

This web site allows both scientists and the general public to access the historical data from the legacy STORET system.   First-time users should narrow their search based on the options from the Query page, while experienced users may jump to the no-frills Advanced Query form for requesting data. 

Legacy STORET contains data of undocumented quality. Further, the data in this system is static, and all new data are being entered into Modernized STORET.

Background information about the Office of Water and the history of STORET may be found by following the Purpose link.  For more information on the layout of this site, please follow the Site Map link. 

This site is best viewed with Internet Explorer 4.0 or Netscape 4.0.


 

Download by STATE, ALL STORET Legacy DATA for each state,
via a compressed self-extracting flat file(s) delimited by <tabs>.

 

Contact STORET Helpdesk via email: storet@epa.gov.
Requesting STORET Legacy DATA flat files by STATE(s).


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