USGS - science for a changing world

Minnesota Water Science Center

  Home   Information/Data   Projects   Publications   Flood   NAWQA   Office   Contact   Other USGS [an error occurred while processing this directive]   Internal

MN PUBLICATIONS

ABOUT THE MINNESOTA
WSC

USGS IN YOUR STATE

USGS Water Science Centers are located in each state.

There is a USGS Water Science Center office in each State. Washington Oregon California Idaho Nevada Montana Wyoming Utah Colorado Arizona New Mexico North Dakota South Dakota Nebraska Kansas Oklahoma Texas Minnesota Iowa Missouri Arkansas Louisiana Wisconsin Illinois Mississippi Michigan Indiana Ohio Kentucky Tennessee Alabama Pennsylvania West Virginia Georgia Florida Caribbean Alaska Hawaii New York Vermont New Hampshire Maine Massachusetts South Carolina North Carolina Rhode Island Virginia Connecticut New Jersey Maryland-Delaware-D.C.

Table 2. Amounts of nitrogen and phosphorus in fertilizer, livestock manure, legume residues, atmospheric deposition, municipal wastewater, and streams in the Upper Mississippi River Basin study unit, 1991-93, by drainage basin

[Phosphorus values are in parenthesis. Units are tons per year per square mile]

 
Drainage basin
Fertilizer*
Livestock manure (1992 estimate)
Legume residues (1993 estimate)
Atmospheric deposition (1993 estimate)
Municipal wastewater (1993 estimate)
Yield in stream at basin outlet (1991 -93 average)
Minnesota River
14 (2.40)
5.18 (2.11)
1.88
1.96
0.16 (0.07)
6.1 (0.22)
Upper Mississippi River
4.8 (0.85)
3.13 (0.88)
2.17
1.65
0.05 (0.02)
3.87 (0.07)
St. Croix River
2.5 (0.45)
2.09 (0.45)
1.50
1.99
0.02 (0.07)
0.78 (0.03)
Lower Mississippi River
11 (1.93)
5.42 (1.80)
4.14
1.08
2.02 (0.37)
8.08 (0.33)**

* Fertilizer year 1991 (July 1, 1990 to June 30, 1991) estimate
** Average of yields in Vermillion and Straight Rivers, major tributaries

Return to Nutrient Sources Within the Upper Mississippi River Basin, Minnesota and Wisconsin, 1991-93
Return to U.S. Geological Survey in Minnesota Homepage
 

Find out about USGS publication categories. USGS publication categories

Order USGS maps, products, and publications. Order USGS maps, products, and publications

USGS Home Water Climate Change Core Science Ecosystems Energy and Minerals Env. Health Hazards

Accessibility FOIA Privacy Policies and Notices

USA.gov logo U.S. Department of the Interior | U.S. Geological Survey
URL: http://mn.water.usgs.gov/publications/pubs/sources/table2.html
Page Contact Information: Webmaster
Page Last Modified: Wednesday, 14-Jan-2009 17:52:41 EST