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Development of Numeric Nutrient Criteria for Florida's Waters

 

autumn along a florida river - Photo by Gail Peck

New! FDEP Report to the Governor and Florida Legislature

The Department has submitted a FINAL report (Report to the Governor and Legislature: Status of Efforts to Establish Numeric Interpretations of the Narrative Nutrient Criterion for Florida Estuaries and Current Nutrient Conditions of Unimpaired Waters - 9.8 MB) that provides the status of numeric nutrient criteria (NNC) development for all estuaries in Florida and provides values representative of the nutrient conditions of unimpaired waters for Florida’s estuaries that do not yet have adopted NNC pursuant to Department rules.

Technical Support Document: Application of the Big Bend Model in Support of Establishing Numeric Nutrient Criteria (August 2013)

Responsiveness Summary for U.S. EPA

U.S. EPA Actions Regarding Numeric Nutrient Criteria for Florida

On June 27, 2013, the U.S. Environmental Protection Agency (EPA) formally approved the Department’s document titled “Implementation of Florida’s Numeric Nutrient Standards,” dated April, 2013.  On June 28, 2013, EPA made a revised determination regarding Florida numeric nutrient standards that removed all fresh waters from the previous determination.  EPA also filed a Motion to modify the Consent Decree in Federal Court.

U.S. EPA and Florida Department of Environmental Protection “Path Forward” Agreement

Numeric Nutrient Criteria for Florida Estuaries and Coastal Waters Approved in June, 2013

On June 20, 2013, the Florida Environmental Regulation Commission approved the Department’s proposed estuary-specific numeric interpretations of the narrative nutrient criteria for Total Phosphorus (TP), Total Nitrogen (TN), and Chlorophyll a for Loxahatchee River, Lake Worth Lagoon, Halifax River, Guana River/Tolomato River/Matanzas River (GTM), Nassau River, Suwannee River, Waccasassa River, Withlacoochee River, and Springs Coast (Crystal River to Anclote River).   In addition, the Commission approved the Department’s proposed numeric nutrient standards for chlorophyll a for coastal offshore waters that do not have chlorophyll a criteria.  These criteria will be submitted to the U.S. Environmental Protection Agency for approval.

Final Rule Language for June 2013 Estuaries and Coastal Waters

Final Technical Support Documents

Numeric Nutrient Criteria for Florida Estuaries and Coastal Waters

Florida Environmental Regulation Commission (June 20, 2013)

Comparison of FDEP and EPA Numeric Nutrient Criteria Coverage

Map Summary Comparing FDEP and EPA Numeric Nutrient Criteria Coverage

U.S. EPA Actions Regarding Numeric Nutrient Criteria for Florida

EPA’s proposed numeric nutrient criteria

Note: Appendices A – C are provided in the Technical Support Documents above for Estuaries, Coastal Waters, and South Florida Inland Flowing Waters


Numeric Nutrient Criteria for Florida Panhandle Estuaries

On November 13, 2012, the Florida Environmental Regulation Commission approved the Department’s proposed numeric nutrient criteria for Panhandle estuaries.  These criteria will be submitted to the U.S. Environmental Protection Agency for approval before the end of 2012.

Final Rule Language

Technical Support Documents

 

Please contact Ken Weaver if you are unable to download any of the documents from these links or for directions to the meetings.

Last updated: December 13, 2013

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