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Streamflow Measurements for the Nation

! Streamflow measurement pages will be decommissioned in early 2026. Please find the modernized pages in WDFN that suit you best. Learn more about our modernization plans and timeline and new pages.

USGS 05417560 Maquoketa River near Hopkinton, IA
Delaware County, Iowa
Hydrologic Unit Code 07060006
Latitude  42°21'44", Longitude  91°16'15" NAD27
Drainage area 454  square miles
Gage datum 840 feet above NGVD29
Output formats
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HTML table without channel data
Tab-separated data with channel data
Tab-separated data without channel data
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Meas.
Number		   Date       Time Time
Datum		 Measurement
Used?		   Who Measuring
Agency		 Stream
flow
(ft3/s)		 Gage
Height
(ft)		 GH
Change
(ft)		 Meas.
Duration
(hr)		 Meas.
Rated		   Control Flow
Adjust.
Code 		 Channel
Number		 Channel
Name		 Meas.
type 		 Stream
flow
method 		 Velocity
method 		 Channel
flow
(ft3/s)		 Channel
width
(ft)		 Channel
area
(ft2)		 Channel
vel.
(ft/s)		 Channel
stability 		 Channel
material 		 Channel
evenness 		 Long.
vel.
desc. 		 Horz.
vel.
desc. 		 Vert.
vel.
desc. 		 Channel
loc.
code 		 Channel
loc.
dist.(ft)
151977-07-13 12:05CDTYesPSUSGS54.619.85 GoodClearNONE1Imported Channel 1WADEunspeunkno54.682.048.21.13UNSPUNSPUNSPunknUNSPUNSPUNSP
141976-09-01 09:55CDTYesMUSGS88.419.620.000.40Good NONE1Imported Channel 1WADEunspeunkno88.487.061.31.44UNSPUNSPUNSPunknUNSPUNSPUNSP
131975-10-07 09:10CDTYesDSUSGS11819.31 GoodClearNONE1Imported Channel 1WADEunspeunkno11810294.11.25UNSPUNSPUNSPunknUNSPUNSPUNSP
121974-10-01 10:00CDTYesWUSGS13719.15 Unspecified NONE1Imported Channel 1WADEunspeunkno13710297.31.41UNSPUNSPUNSPunknUNSPUNSPUNSP
111973-09-12 10:45CDTYesHUSGS15119.12 Unspecified NONE1Imported Channel 1WADEunspeunkno1511251071.41UNSPUNSPUNSPunknUNSPUNSPUNSP
101969-09-22 15:30CSTYesSUSGS21618.800.100.50GoodClearNONE1Imported Channel 1WADEunspeunkno21683.01111.95UNSPUNSPUNSPunknUNSPUNSPUNSP
91967-09-12 12:00CSTYesLUSGS19919.310.010.50GoodClearNONE1Imported Channel 1WADEunspeunkno1991431441.38UNSPUNSPUNSPunknUNSPUNSPUNSP
81966-10-05 15:00CSTYesBUSGS21819.08 GoodClearNONE1Imported Channel 1WADEunspeunkno2181091541.42UNSPUNSPUNSPunknUNSPUNSPUNSP
71964-08-12 07:05CSTYesDHAUSGS68.619.63 Unspecified NONE1Imported Channel 1WADEunspeunkno68.679.056.81.21UNSPUNSPUNSPunknUNSPUNSPUNSP
61961-08-29 09:15CSTYesMUSGS58.919.65 Good NONE1Imported Channel 1WADEunspeunkno58.952.051.01.15UNSPUNSPUNSPunknUNSPUNSPUNSP
51960-08-17 08:50CSTYesGUSGS94.219.69 Unspecified NONE1Imported Channel 1WADEunspeunkno94.279.077.11.22UNSPUNSPUNSPunknUNSPUNSPUNSP
41959-09-16 09:15CSTYesMUSGS40.919.14 Good NONE1Imported Channel 1WADEunspeunkno40.952.031.31.31UNSPUNSPUNSPunknUNSPUNSPUNSP
31958-11-05 14:50CSTYesDRUSGS37.219.51 Unspecified NONE1Imported Channel 1WADEunspeunkno37.267.034.41.08UNSPUNSPUNSPunknUNSPUNSPUNSP
21958-05-05 16:30CSTYesAECUSGS14518.840.020.80FairClearNONE1Imported Channel 1WADEunspeunkno145149120121UNSPUNSPUNSPunknUNSPUNSPUNSP
11957-09-26 09:15CSTYesREMUSGS39.019.420.01 Good NONE1Imported Channel 1WADEunspeunkno39.038.028.01.40UNSPUNSPUNSPunknUNSPUNSPUNSP