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Middle St. Johns - Florida Department of Environmental Protection

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Water Quality Assessment Report: <strong>Middle</strong> <strong>St</strong>. <strong>Johns</strong> 281<br />

WBID<br />

2213O<br />

2213O<br />

2213O<br />

2213O<br />

Waterbody<br />

Segment Name<br />

<strong>St</strong>. <strong>Johns</strong> River<br />

Above Ocklawaha<br />

River<br />

<strong>St</strong>. <strong>Johns</strong> River<br />

Above Ocklawaha<br />

River<br />

<strong>St</strong>. <strong>Johns</strong> River<br />

Above Ocklawaha<br />

River<br />

<strong>St</strong>. <strong>Johns</strong> River<br />

Above Ocklawaha<br />

River<br />

Waterbody<br />

Type<br />

Waterbody<br />

Class<br />

1998 303(d)<br />

Parameters<br />

<strong>of</strong> Concern<br />

Parameters<br />

Identified Using<br />

the IWR<br />

<strong>St</strong>ream 3F Mercury (in fish<br />

tissue)<br />

Proposed<br />

<strong>St</strong>atus<br />

Not<br />

Impaired<br />

<strong>St</strong>ream 3F Nutrients (Chla) Verified<br />

List<br />

<strong>St</strong>ream 3F Total Coliform<br />

Bacteria<br />

Not<br />

Impaired<br />

<strong>St</strong>ream 3F Turbidity Not<br />

Impaired<br />

2892 Lake Margaret Lake 3F Mercury (in fish<br />

tissue)<br />

Verified<br />

List<br />

2892A Lake Como Lake 3F Nutrients (TSI) Not<br />

Impaired<br />

2892B Banana Lake Lake 3F Nutrients (TSI) Not 2<br />

Impaired<br />

2892C Lake Estella Lake 3F Nutrients (TSI) Not 2<br />

Impaired<br />

2892Z Lake Margaret Lake 3F No Data 3a<br />

Drain<br />

28934 Silver Glen Spring <strong>St</strong>ream 3F Nutrients (Chla) Not 2<br />

Impaired<br />

2893A Lake George Lake 3F Arsenic Not 2<br />

Impaired<br />

Comments 3<br />

Integrated Priority Projected<br />

ment 2 ment 2<br />

Report<br />

Category 1<br />

for<br />

TMDL<br />

Year for<br />

TMDL<br />

(# Exceedances/ # Samples)<br />

PP= Planning Period VP= Verified<br />

Develop-<br />

Develop-<br />

Period<br />

2 Mercury (in fish tissue) is not<br />

impaired under IWR assessment,<br />

but need to confirm how data were<br />

assessed.<br />

5 Medium 2008 Co-limitation <strong>of</strong> nitrogen and<br />

phosphorus based on a TN/TP<br />

median <strong>of</strong> 25 (77 values) during the<br />

PP and a median <strong>of</strong> 25 (93 values)<br />

during the VP. PP - 3 chla annual<br />

means exceeded 20 ug/l (1998-<br />

2000). VP - 5 chla annual means<br />

exceeded 20 ug/l (1998-2002). 93<br />

TN values, median 1.55 mg/l. 93 TP<br />

values, median 0.06 mg/l.<br />

2<br />

2<br />

5 Medium 2011 Mercury (in fish tissue) met<br />

verification threshold <strong>of</strong> IWR. Fish<br />

tissue levels in 20 samples<br />

averaged 0.7830 ppm in 2002.<br />

2

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