LITERATURE CITED 
U.S. Environmental Protection Agency. 2003. Ambient Water Quality Criteria for Dissolved 
Oxygen, Water Clarity and Chlorophyll a for Chesapeake Bay and Its Tidal Tributaries April 
2003 (Regional Criteria Guidance). EPA 903-R-03-002. Region 111 Chesapeake Bay Program 
Office, Annapolis, Maryland. 
U.S. Environmental Protection Agency. 2004. Technical Support Document for Identification of 
Chesapeake Bay Designated Uses and Attainability-2004 Addendum. October 2004. EPA 903-R- 
04-006, Chesapeake Bay Program Office, Annapolis, MD. 
U.S. Environmental Protection Agency. 2007. Ambient Water Quality Criteria for Dissolved 
Oxygen, Water Clarity and Chlorophyll a for the Chesapeake Bay and Its Tidal Tributaries — 
2007 Addendum. July 2007. EPA 903-R-07-003. Region III Chesapeake Bay Program Office, 
Annapolis, MD. 
U.S. Environmental Protection Agency. 2008. Ambient Water Quality Criteria for Dissolved 
Oxygen, Water Clarity and Chlorophyll a for the Chesapeake Bay and its Tidal Tributaries - 
2008 Technical Support for Criteria Protocols Addendum. September 2008. EPA 903-R-08-001. 
Region III Chesapeake Bay Program Office, Annapolis, MD. 
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