dtr = Detroit River at Fort Wayne at Detroit, MI

  USGS Site Id:  04165710
  GOES DCP:      172360EC
  Latitude:      42deg 17'53" N (NAD27)
  Longitude:     83deg 05'34" W
  Sensor:        Sontek ADP
  Measurements:  Temperature, deg F
                 Velocity, ft/sec
  Data:          Every 6 minutes


scr = St. Clair River at Port Huron, MI

  USGS Site Id:  04159130
  GOES DCP:      17BC2552
  Latitude:      42deg 59'13" N (NAD27)
  Longitude:     82deg 25'29" W
  Sensor:        Sontek ADP
  Measurements:  Temperature, deg F
                 Velocity, ft/sec
  Data:          Every 6 minutes


smr = St. Mary's River at Sault Ste. Marie, Ontario

  USGS Site Id:  04127885
  GOES DCP:      174B6678
  Latitude:      46deg 29'54" N (NAD83)
  Longitude:     84deg 18'55" W
  Sensor:        Unknown
  Measurements:  Temperature, deg F
                 Velocity, ft/sec
  Data:          Every 12 minutes


lnr = Lower Niagara River

  USGS Site Id:  0421964005
  GOES DCP:      CE0B649C
  Latitude:      43deg 15'45" N (NAD27)
  Longitude:     79deg 04'14" W
  Sensor:        Unknown
  Measurements:  Velocity, m/s
                 Orifice, m
                 Temperature, C
  Data:          Every 6 minutes


slm = St Lawrence Morristown

  USGS Site Id:  04260901
  GOES DCP:      CE0B77EA
  Latitude:      44deg 32'31.0" N (NAD83)
  Longitude:     75deg 44'09.0" W
  Sensor:        Unknown
  Measurements:  Velocity, m/s
                 Orifice, m
                 Temperature, C
  Data:          Every 6 minutes


CAUTION: This data is collected from the USGS in real-time without any quality
         control checking.  So the data will not always be accurate.