B-4 
U.S. Environmental Protection Agency. 2004. Ambient Water Quality Criteria for Dissolved 
Oxygen, Water Clarity and Chlorophyll a Chesapeake Bay and its Tidal Tributaries: 2004 
Addendum. EPA 903-R-04-005. Region III Chesapeake Bay Program Office, Annapolis, MD. 
appendix b 
Detailed Chesapeake Bay Water Quality Criteria Assessment Methodology 
