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USGS Surface-Water Daily Statistics for the Nation

USGS 05474500 Mississippi River at Keokuk, IA


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USGS 05474500 Mississippi River at Keokuk, IA
Period of Approved Daily-Mean Data
  Parameter Code Parameter Name From To Count
00010 Temperature, water, degrees Celsius 2021-05-07 2024-12-09 1297
00060 Discharge, cubic feet per second 1878-01-01 2024-05-19 53464
00095 Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius 2021-05-07 2024-06-12 1110
00300 Dissolved oxygen, water, unfiltered, milligrams per liter 2021-05-06 2024-04-08 1063
32316 Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll 2021-05-07 2023-10-04 866
63680 Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) 2021-05-07 2024-07-20 1103
99133 Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen 2023-04-13 2024-10-15 517
 
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