Nassau / St Marys Rivers (Group 4) - Verified List

Hydrologic Units: Nassau River and St Marys River

OGC Case 

Number

Planning Unit 

Name WBID

Water 

Segment

Waterbody 

Type

Waterbody 

Class1

1998 303(d) 

Parameters of 

Concern

Parameters 

Assessed Using 

The Impaired 

Waters Rule

Concentration 

Causing Impairment

Priority For TMDL 

Development2

Projected Year For 

TMDL 

Development2

PP=Pla

(

06-0562

LOWER ST. 

MARYS 

RIVER 2140 

JACKSON CREEK ESTUARY 2M

SHELLFISH 

(COLIFORMS)

EXCEEDS SEAS 

THRESHOLDS MEDIUM 2011

VERIFIED DUE TCLASSIFICATION 

06-0563

NASSAU 

RIVER 2156

UNNAMED BRANCH STREAM 3F

DISSOLVED 

OXYGEN <5.0 mg/L MEDIUM 2011

VP - 15/22 EXCEAVERAGE = 4.31 FROM 2003, 2004mg/L, VP TP = 1.2 THRESHOLDS. 

06-0564

NASSAU 

RIVER 2156

UNNAMED BRANCH STREAM 3F COLIFORMS

FECAL 

COLIFORMS

>400 colonies /100 

mL HIGH 2005

VP - 7/22 EXCEE399, VP MIN = 13

06-0565

NASSAU 

RIVER 2156

UNNAMED BRANCH STREAM 3F COLIFORMS

TOTAL 

COLIFORMS

>2,400 colonies / 100 

mL HIGH 2005

VP - 7/22 EXCEE2,296, VP MIN = 42004. 

06-0566

NASSAU 

RIVER 2174

NASSAU SOUND ESTUARY 2M

SHELLFISH 

(COLIFORMS)

EXCEEDS SEAS 

THRESHOLDS MEDIUM 2011

VERIFIED DUE TCLASSIFICATION 

06-0567

NASSAU 

RIVER 2198

FORT GEORGE RIVER ESTUARY 2M

SHELLFISH 

(COLIFORMS)

EXCEEDS SEAS 

THRESHOLDS MEDIUM 2011

VERIFIED DUE TCLASSIFICATION 

06-0568

NASSAU 

RIVER 2140A 

JACKSON CREEK ESTUARY 2M

SHELLFISH 

(COLIFORMS)

EXCEEDS SEAS 

THRESHOLDS MEDIUM 2011

VERIFIED DUE TCLASSIFICATION 

06-0569

NASSAU 

RIVER 2148B 

NASSAU RIVER STREAM 3F IRON >1.0 mg/L MEDIUM 2011

PP - 87/96 EXCEMEDIAN = 722 μgDATA FROM 199AVERAGE = 681 μg/L, VP MIN = 1

06-0570

NASSAU 

RIVER 2149 

SOUTH AMELIA RIVER ESTUARY 3M

SHELLFISH 

(COLIFORMS)

EXCEEDS SEAS 

THRESHOLDS MEDIUM 2011

VERIFIED DUE TCLASSIFICATION 

06-0571

NASSAU 

RIVER 2153 

ALLIGATOR CREEK STREAM 3F

TOTAL 

COLIFORMS

>2,400 colonies / 100 

mL MEDIUM 2011

VP - 7/23 EXCEE1,870, VP MIN = 2

06-0572

NASSAU 

RIVER 2157 

LITTLE MILL CREEK STREAM 3F COLIFORMS

TOTAL 

COLIFORMS

>2,400 colonies / 100 

mL LOW 2010

VP - 5/21 EXCEE1,825, VP MIN = 6

February 15, 2006 1 of 2 Florida Dep
Nassau / St Marys Rivers (Group 4) - Verified List

Hydrologic Units: Nassau River and St Marys River

OGC Case 

Number

Planning Unit 

Name WBID

Water 

Segment

Waterbody 

Type

Waterbody 

Class1

1998 303(d) 

Parameters of 

Concern

Parameters 

Assessed Using 

The Impaired 

Waters Rule

Concentration 

Causing Impairment

Priority For TMDL 

Development2

Projected Year For 

TMDL 

Development2

PP=Pla

(

06-0573

NASSAU 

RIVER 2174A SOUTH END ESTUARY 3M

SHELLFISH 

(COLIFORMS)

EXCEEDS SEAS 

THRESHOLDS MEDIUM 2011

VERIFIED DUE TCLASSIFICATION 

06-0574

NASSAU 

RIVER 2198A 

MARINA BAY 

AT FORT GEO ESTUARY 3M

SHELLFISH 

(COLIFORMS)

EXCEEDS SEAS 

THRESHOLDS MEDIUM 2011

VERIFIED DUE TCLASSIFICATION 

06-0575

NASSAU 

SOUND 8127

NASSAU SOUND OCEAN 1 ESTUARY 3M

SHELLFISH 

(COLIFORMS)

EXCEEDS SEAS 

THRESHOLDS MEDIUM 2011

VERIFIED DUE TCLASSIFICATION 

06-0576

ST. MARYS 

RIVER 2106

LITTLE ST. MARYS RIVER STREAM 3F

MERCURY (IN 

FISH TISSUE)

Exceeds DOH 

threshold (>0.43 

mg/kg) LOW 2011

BASED ON LARGAVERAGE TOTAMERCURY IN FISWATERBODY.

06-0577

ST. MARYS 

RIVER 2097D - K

ST. MARYS RIVER STREAM 3F

MERCURY (IN 

FISH TISSUE)

Exceeds DOH 

threshold (>0.43 

mg/kg) LOW 2011

BASED ON LARGAVERAGE TOTAMERCURY IN FISWATERBODY. A2097H, 2097I, 20

06-0578

UPPER ST. 

MARYS 

RIVER 2211 

MIDDLE PRONG ST. MARYS STREAM 3F IRON >1.0 mg/L MEDIUM 2011

PP - 19/56 EXCE2,600 μg/L, PP M17/47 EXCEEDANμg/L, VP MIN = 2

06-0579

UPPER ST. 

MARYS 

RIVER 2339 OCEAN POND LAKE 3F

MERCURY (IN 

FISH TISSUE)

Exceeds DOH 

threshold (>0.43 

mg/kg) LOW 2011

BASED ON LARGAVERAGE TOTA

06-0580

NASSAU / ST 

MARYS 8998

ATLANTIC COAST ESTUARY 3M MERCURY-FISH

MERCURY (IN 

FISH TISSUE)

Exceeds DOH 

threshold (>0.43 

mg/kg) LOW 2011

APPLIES TO WB8127A, 8127B, 818129, 8129A, 812averaged 0.67 mgCONCENTRATIOCOLLECTED IN 2

1 Florida's waterbody classifications are defined as: 1 - Potable water supplies, 2 - Shellfish propagation or harvesting, 3F - Recreation, propagation, and maintenance of a healthy, well-balanced in fresh w

3M - Recreation, propagation, and maintenance of a healthy, well-balanced population of fish and wildlife in marine water, 4 - Agricultural water supplies, population of fish and wildlife 5 - Navigation, utilit

2 Priorities and schedule for TMDL development are only provided for waters in Category 5. Priorities set under the EPA Consent Decree were retained. Medium priority is used for newly listed waters id3 PP = PLANNING PERIOD (JANUARY 1, 1993 - DECEMBER 31, 2002); VP = VERIFIED PERIOD (JANUARY 1, 1998 - JUNE 30, 2005)

February 15, 2006 2 of 2 Florida Dep