Report Site Map > Graphics of Streamflow and Nutrient Flux > Graphics of Streamflow and Nutrient Flux Delivered from the Mississippi-Atchafalaya River Basin to the Gulf of Mexico > Graphics of Streamflow and Nutrient Flux for the Mississippi River near St. Francisville, Louisiana
The following graphics depict annual flux of dissolved nitrite plus nitrate (figure 1), total nitrogen (figure 2), total phosphorus (figure 3), dissolved orthophosphate (figure 4), and dissolved silica (figure 5), along with concurrent annual streamflow for the Mississippi River near St. Francisville, Louisiana (Station ID 07373420).
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![]() Figure 1. Annual dissolved nitrite plus nitrate flux at Mississippi River near St. Francisville, Louisiana. Annual streamflow data from Mississippi River at Tarbert Landing, Mississippi (USGS Station ID 07295100). |
![]() Figure 2. Annual total nitrogen flux at Mississippi River near St. Francisville, Louisiana. Annual streamflow data from Mississippi River at Tarbert Landing, Mississippi (USGS Station ID 07295100). |
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![]() Figure 3. Annual total phosphorus flux at Mississippi River near St. Francisville, Louisiana. Annual streamflow data from Mississippi River at Tarbert Landing, Mississippi (USGS Station ID 07295100). |
![]() Figure 4. Annual dissolved orthophosphate flux at Mississippi River near St. Francisville, Louisiana. Annual streamflow data from Mississippi River at Tarbert Landing, Mississippi (USGS Station ID 07295100). |
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The data used to generate the above graphs are available on the following page.
The U.S. Geological Survey defines a water year as October 1st of the previous year to September 30th of the designated year; for example, water year 2005 is from October 1st, 2004 to September 30th, 2005.
Report Site Map > Graphics of Streamflow and Nutrient Flux > Graphics of Streamflow and Nutrient Flux Delivered from the Mississippi-Atchafalaya River Basin to the Gulf of Mexico > Graphics of Streamflow and Nutrient Flux for the Mississippi River near St. Francisville, Louisiana