|
Map #
|
Map title
|
Description of data included in watershed database
|
Variable name
|
Average value
|
|
1717
|
Percolation Factor (for cultivated cropland and CRP, 1992)
|
Average annual percolation in inches per year per watershed (without adjustment for irrigation)
|
avgpf
|
4.9783281
|
|
1718
|
Annual Runoff Factor (for cultivated cropland and CRP, 1992)
|
Average annual runoff in inches per year per watershed
|
avgrf
|
3.612975
|
|
1646
|
Runoff Factor for Two Months Following Planting (for corn, cotton, barley, sheat, soybeans, sorghum, and rics, 1992)
|
Average 2-month runoff in inches per year per watershed
|
avgtmrf
|
0.6693796
|
|
2124
|
Loss of Soil from Farm Fields, Sheet and rill Erosion (for cultivated and non-cultivated cropland and CRP in 1992)
|
Tons of soil loss from sheet and rill erosion per watershed in 1992
|
eros
|
511411
|
|
2125
|
Manure Nitrogen Loadings from confined Livestock (based on 1992 livestock data from the Agriculture Census)
|
Pounds of manure nitrogen per watershed in 1992.
|
mannit
|
1048009
|
|
2127
|
Manure Nitrogen Runoff Vulnerability Index
|
Watershed index score for runoff potential of manure nitrogen, 1992
|
mannrun
|
3841757
|
|
2126
|
Manure Nitrogen Leaching Vulnerability Index
|
Watershed index score for leaching potential of manure nitrogen, 1992
|
mannlea
|
9176605
|
|
2128
|
Nitrogen Loadings from Commercial Fertilizer Appications, Adjusted for Crop Uptake (for corn, cotton, wheat, soybeans, sorghum, and rice, 1992)
|
Pounds of excess nitrogen per watershed
|
comnit
|
3460519
|
|
2135
|
Commercial Nitrogen Fertilizer Runoff Vulnerability Index (for corn, cotton, wheat, soybeans, sorghum, and rice, 1992)
|
Watershed index score for runoff potential of commercial nitrogen fertilizer, 1992
|
comnrun
|
4066817
|
|
2129
|
Commercial Nitrogen Fertilizer Leaching Vulnerability Index (for corn, cotton, wheat, soybeans, sorghum, and rice, 1992)
|
Watershed index score for leaching potential of commercial nitrogen fertilizer, 1992
|
comnlea
|
24866564
|
|
1556
|
Pounds of Pesticides Applied to Crops by Watershed
|
Pounds of pesticides (active ingredient) applied per watershed per year
|
lbspest
|
288969
|
|
2271
|
Potential Pesticide Dissolved Runoff Loss from Farm Fields (for corn, cotton, barley, wheat, soybeans, sorghum, oats, peanuts, potatoes, beets, tobacco, sunflowers, and rice,
1992)
|
Pounds of pesticides (active ingredient) leaving the field through runoff per watershed per year
|
pestrun
|
7197.73
|
|
2269
|
Potential Pesticide Leaching Loss from Farm Fields (for corn, cotton, barley, wheat, soybeans, sorghum, oats, peanuts, potatoes, beets, tobacco, sunflowers, and rice, 1992)
|
Pounds of pesticides (active ingredient) leaving the field through leaching per watershed per year
|
pestlea
|
1709.41
|
|
1737
|
Watersheds with a High Potential for Soil, Pesticide, and Nitrogen Runoff
|
Watershed ranking (1-4): 1=not in top 400 watersheds, 2=soil or pesticides or nitrogen, 3=any 2 of pesticides, soil, or nitrogen, 4=soil, pesticides, and nitrogen
|
priorlea
|
---
|
|
1735
|
Watersheds with a High Potential for Pesticide and Nitrogen Leaching
|
Watershed ranking (1-3): 1=not in top 400 watersheds, 2=pesticides or nitrogen, 3=pesticides and nitrogen
|
priorrun
|
---
|
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