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USGS 464646092052900 SUPERIOR BAY DULUTH SHIP CANAL AT DULUTH, MN
Data Type
Begin Date
End Date
Count
Current / Historical Observations
(
availability statement
)
2025-08-19
2025-12-17
Daily Data
Discharge, cubic feet per second
1994-10-01
2002-09-29
2681
Daily Statistics
Discharge, cubic feet per second
1994-10-01
2002-09-29
2681
Monthly Statistics
Discharge, cubic feet per second
1994-10
2002-09
Annual Statistics
Discharge, cubic feet per second
1995
2002
Field measurements
2015-12-15
2025-08-05
28
Revisions
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USGS 440211089365102 AD-18/07E/13-0230
Data Type
Begin Date
End Date
Count
Field groundwater-level measurements
1979-06-06
1985-09-05
24
Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP)
1980-09-03
1987-08-26
14
Revisions
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