Ballast water may contain toxins, invasive plants, animals, viruses, and bacteria.
The agencies categorize their work into the following programs or similar ones.
* Dredge/Fill Wetlands
* Irrigated Lands
* Land Disposal (landfills, waste piles, etc.)
* National Pollutant Discharge Elimination System (NPDES) (surface water)
* Recycled Water
* Sanitary Sewer Overflows (SSO)
* Storm water
* Timber Harvest
* Riparian and ocean going vessel pollution
==Structural constraints on policy makers ==