Column Name: NPDES_NUM
Description: The permit number of a specific discharge to a water body under the National Pollutant Discharge Elimination System (NPDES) of the Clean Water Act (CWA). Not all facilities will have a NPDES permit number. A facility may have multiple NPDES permit numbers. The NPDES permit number may not pertain to the toxic chemical reported to TRI.
Envirofacts Table Name(s):
- Data Element:
- ADABAS File:
Definition Source:TRI Data Dictionary