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Middle St. Johns - Florida Department of Environmental Protection

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

Table H.8 (continued)<br />

LEVEL3 ATTRIBUTE ACRES SQ MILES PERCENTAGE<br />

5100 <strong>St</strong>reams and waterways 957.4404 1.4960 1.0763<br />

5200 Lakes 12799.4353 19.9992 14.3888<br />

5300 Reservoirs - pits, retention ponds, dams 1320.6589 2.0635 1.4847<br />

5340 Reservoirs less than 10 acres 254.0297 0.3969 0.2856<br />

5600 Slough waters 7.0491 0.0110 0.0079<br />

6110 Bay swamp (if distinct) 33.2605 0.0520 0.0374<br />

6150 River/lake swamp (bottomland, may include cypress) 445.8621 0.6967 0.5012<br />

6170 Mixed wetland hardwoods 119.2943 0.1864 0.1341<br />

6200 Wetland coniferous forests 377.9965 0.5906 0.4249<br />

6210 Cypress (if distinct as in domes or pure stands) 592.4253 0.9257 0.6660<br />

6220 Depressional pine 9.8060 0.0153 0.0110<br />

6300 Wetland forested mixed 5822.0716 9.0970 6.5450<br />

6410 Freshwater marshes 5923.9749 9.2562 6.6596<br />

6430 Wet prairies 1058.5323 1.6540 1.1900<br />

6440 Emergent aquatic vegetation 398.8291 0.6232 0.4484<br />

6460 Mixed scrub-shrub wetland 2467.1348 3.8549 2.7735<br />

7400<br />

Disturbed land - use level II class. code for rural land in<br />

transition, fill areas, burned areas<br />

65.3286 0.1021 0.0734<br />

7410<br />

Rural land in transition without positive indicators <strong>of</strong> intended<br />

activity<br />

347.4377 0.5429 0.3906<br />

7430 Spoil areas 170.7230 0.2668 0.1919<br />

8110 Airports 386.1601 0.6034 0.4341<br />

8120 Railroads 113.3591 0.1771 0.1274<br />

8140 Roads and highways (divided 4-lanes with medians) 605.9905 0.9469 0.6812<br />

8191 Highways 13.1931 0.0206 0.0148<br />

8310 Electrical power facilities 131.7346 0.2058 0.1481<br />

8320 Electrical power transmission lines 326.5232 0.5102 0.3671<br />

8330 Water supply plants 13.1622 0.0206 0.0148<br />

8340 Sewage treatment 33.6063 0.0525 0.0378

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