Yes, actions taken under the Data Quality Act are reviewable in the courts.

 
 CRE is often asked the question regarding the reviewability of the DQA. Here is about a concise statement we can make in response to question raised by one of our readers,  please see http://www.thecre.com/forum10/?p=92#comment-5
 
The reviewability of  the DQA is of particular significance regarding EPA’s determination as to whether CCS (Carbon Capture Sequestration) is a commercially viable technology.