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1991 Gem Lake City

Land Cover and Impervious Surface Area

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Note: This City/Township is being viewed at a resolution higher then 1/4 acre per pixel and may appear jagged.

How these maps were made

Reference Map

reference map

Statistics for Gem Lake City

Land Cover Acres Percent
  Agriculture 153 21.05
  Extraction 0 0
  Grassland 57 7.84
  Forest 185 25.45
  Wetland 19 2.61
  Water 31 4.26
             
Urban280 38.51

Impervious Intensity (%) Acres Percent Intensity Weighted Impervious Area (%)
 0 478 65.84 0
 1-10 52 7.16 0.28
 11-25 70 9.64 1.65
 26-40 41 5.65 1.79
 41-60 30 4.13 2.07
 61-80 20 2.75 1.93
 81-100 33 4.55 4.41

Total Area 727 acres
Total Impervious Area 89 acres
Percent Impervious Area 12.79 %

Description of statistics

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