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Middle St. Johns - Florida Department of Environmental Protection

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

WBID<br />

Waterbody<br />

Segment Name<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 />

Proposed<br />

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

2893A Lake George Lake 3F Cadmium Not<br />

Impaired<br />

2893A Lake George Lake 3F Chromium3 Not<br />

Impaired<br />

2893A Lake George Lake 3F Copper Not<br />

Impaired<br />

2893A Lake George Lake 3F Dissolved Oxygen Not<br />

Impaired<br />

2893A Lake George Lake 3F Fecal Coliform Not<br />

Bacteria Impaired<br />

2893A Lake George Lake 3F Iron Not<br />

Impaired<br />

2893A Lake George Lake 3F Lead Not<br />

Impaired<br />

2893A Lake George Lake 3F Mercury (in fish Not<br />

tissue)<br />

Impaired<br />

2893A Lake George Lake 3F Nickel Not<br />

Impaired<br />

2893A Lake George Lake 3F Nutrients (TSI) Verified<br />

List<br />

2893A Lake George Lake 3F Selenium Not<br />

Impaired<br />

2893A Lake George Lake 3F Total Coliform Not<br />

Bacteria Impaired<br />

Integrated<br />

Report<br />

Category 1<br />

2<br />

2<br />

2<br />

2<br />

2<br />

2<br />

2<br />

Priority<br />

for<br />

TMDL<br />

Development<br />

2<br />

Projected Comments 3<br />

Year for<br />

TMDL<br />

Development<br />

Period<br />

2<br />

(# Exceedances/ # Samples)<br />

PP= Planning Period VP= Verified<br />

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

impaired under IWR assessment,<br />

but need to confirm how data were<br />

assessed.<br />

2<br />

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

phosphorus based on a TN/TP<br />

median <strong>of</strong> 20 (579 values) during<br />

the PP and a median <strong>of</strong> 21 (551<br />

values) during the VP. PP - 9 TSI<br />

annual means exceeded 60 (1991-<br />

1992, 1994-2000). VP - 7 TSI<br />

annual means exceeded 60 (1996-<br />

2002). 223 TN values, median 1.17<br />

mg/L. 771 TP values, median 0.07<br />

mg/L.<br />

2 PP - 17/40 values exceed criterion.<br />

VP - 9/74 values exceed criterion.<br />

2

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