D:
Drilling Waste Management Information System - Provides technical and regulatory information on practices for managing drilling muds, cuttings and wastes [Department of Energy (DOE), Argonne National Laboratory (ANL), National Energy Technology Laboratory (NETL)]

I:
Innovative Technologies (for cleanup/remediation) - Web Site provides information about characterization and treatment technologies for the hazardous waste remediation community. [Environmental Protection Agency (EPA)]

N:
National Pollutant Discharge Elimination System (NPDES) - The site contains technical and regulatory information about the NPDES permit program. The NPDES Permits Program consists of a number [Environmental Protection Agency (EPA)]