St Paul District Water Control Center Frequently Asked Questions For Mississippi River Anoka - Lock 10 Index |  General |  Red River of the North |  Headwaters |  Mississippi |  Minnesota SAF |  1 |  2 |  3 |  4 |  5 |  5A |  6 |  7 |  8 |  9 |  10 |

Mississippi River from Anoka through Lock 10 Specific Questions

• Q: Where is the data?
  A: Project Data, Real Time Data



• Q: Why does flow sometimes decrease as you move downstream?
  A: Each lock has its own equations for determining flow.



• Saint Anthony Falls



• Q:Where is the data for SAF?
  A: Project Data



• Q:High and Low Flows (from years 1996-2008)
  A: High Flows
      65,050 cfs - Apr 2001
      63,600 cfs - Apr 1997
      44,690 cfs - May 1999
      Low Flows
      850 cfs - Aug 2007
      1000 cfs - Dec 2006
      1150 cfs - Dec 2003



• Lock and Dam 1



• Q:Where is the data for Lock 1?
  A: Project Data



• Q:High and Low Flows (from years 1985-2008)
  A: High Flows
      72,000 cfs - Apr 1997
      66,700 cfs - Apr 2001
      50,300 cfs - Apr 1986
      Low Flows
      50 cfs - Jul 1988
      835 cfs - Aug 1989
      915 cfs - Aug 2007



• Lock and Dam 2



• Q:Where is the data for Lock 2?
  A: Project Data



• Q:High and Low Flows (from years 1959-2008)
  A: High Flows
      172,800 cfs - Apr 1965
      166,000 cfs - Apr 1969
      140,500 cfs - Apr 2001
      Low Flows
      200 cfs - Aug 1976
      500 cfs - Aug 1988
      590 cfs - Aug 2007



• Lock and Dam 3



• Q:Where is the data for Lock 3?
  A: Project Data



• Q:High and Low Flows (from years 1959-2008)
  A: High Flows
      224,800 cfs - Apr 1965
      192,000 cfs - Apr 1969
      173,900 cfs - Apr 2001
      Low Flows
      1600 cfs - Aug 1988
      1900 cfs - Sep 1976
      2300 cfs - Aug 2007



• Lock and Dam 4



• Q:Where is the data for Lock 4?
  A: Project Data



• Q:High and Low Flows (from years 1959-2008)
  A: High Flows
      254,500 cfs - Apr 1965
      234,100 cfs - Apr 2001
      222,000 cfs - Apr 1969
      Low Flows
      1900 cfs - Dec 1980
      3400 cfs - Dec 1961
      3900 cfs - Nov 1976



• Lock and Dam 5



• Q:Where is the data for Lock 5?
  A: Project Data



• Q:High and Low Flows (from years 1959-2008)
  A: High Flows
      259,500 cfs - Apr 1965
      224,900 cfs - Apr 2001
      218,000 cfs - Apr 1969
      Low Flows
      2400 cfs - Dec 1980Dec
      2900 cfs - Dec 1961
      4100 cfs - Jul and Dec 2006



• Lock and Dam 5A



• Q:Where is the data for Lock 5A?
  A: Project Data, Real Time Data



• Q:High and Low Flows (from years 1959-2008)
  A: High Flows
      266,000 cfs - Apr 1965
      227,100 cfs - Apr 2001
      223,000 cfs - Apr 1969
      Low Flows
      2000 cfs - Dec 1980
      3900 cfs - Dec 1961
      5000 cfs - Dec 1967



• Lock and Dam 6



• Q:Where is the data for Lock 6?
  A: Project Data



• Q:High and Low Flows (from years 1959-2008)
  A: High Flows
      267,000 cfs - Apr 1965
      224,500 cfs - Apr 2001
      213,000 cfs - Apr 1969
      Low Flows
      2500 cfs - Dec 1980
      3300 cfs - Dec 1961
      4500 cfs - Dec 1967



• Lock and Dam 7



• Q:Where is the data for Lock 7?
  A: Project Data



• Q:High and Low Flows (from years 1959-2008)
  A: High Flows
      266,000 cfs - Apr 1965
      224,400 cfs - Apr 2001
      208,000 cfs - Apr 1969
      Low Flows
      4100 cfs - Dec 1961
      4400 cfs - Aug 2006
      4500 cfs - Sep 1976



• Lock and Dam 8



• Q:Where is the data for Lock 8?
  A: Project Data



• Q:High and Low Flows (from years 1959-2008)
  A: High Flows
      265,900 cfs - Apr 1965
      225,100 cfs - Apr 2001
      207,500 cfs - Apr 1969
      Low Flows
      3900 cfs - Aug 2006
      4500 cfs - Dec 1980
      5200 cfs - Dec 1976



• Lock and Dam 9



• Q:Where is the data for Lock 9?
  A: Project Data, Real Time Data



• Q:High and Low Flows (from years 1959-2008)
  A: High Flows
      275,500 cfs - Apr 1965
      242,800 cfs - Apr 2001
      221,500 cfs - Apr 1969
      Low Flows
      3900 cfs - Aug 2006
      5400 cfs - Aug 1977
      6300 cfs - Sep 1976



• Lock and Dam 10



• Q:Where is the data for Lock 10?
  A: Project Data
• Q:High and Low Flows (from years 1959-2008)
  A: High Flows
      305,500 cfs - Apr 1965
      269,200 cfs - Apr 2001
      240,900 cfs - Apr 1969
      Low Flows
      8000 cfs - Aug 2006
      8900 cfs - Dec 1976
      9000 cfs - Aug 1964

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