USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

USGS 06897900 Thompson River near Grand River, IA

Decatur County, Iowa

Hydrologic Unit Code 10280102

Latitude 40°52'00", Longitude 93°58'00" NAD27

Drainage area 401.00 square miles

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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
19	1977-07-20 12:25	CDT	Yes	DAS	USGS	0.05	27.77			Good	Clear	NONE
18	1976-09-20 13:00	CDT	Yes	DAS	USGS	5.91	27.26			Good	Clear	NONE
17	1975-08-12 15:10	CDT	Yes	JLR	USGS	11.1	26.96			Good	Clear	NONE
16	1974-09-27 14:00	CDT	Yes	JLR	USGS	2.45	27.44			Unspecified	Clear	NONE
15	1971-09-20 15:20	CDT	Yes	JRS	USGS	2.41	27.04	0.00	0.60	Good	Clear	NONE
14	1970-07-27 11:45	CDT	Yes	DAS	USGS	4.87	27.38			Good	Clear	NONE
13	1969-09-22 14:40	CST	Yes	ILB	USGS	25.5	26.73			Good	Clear	NONE
12A	1968-10-16 14:00	CST	Yes	JTF	USGS	0.27	23.07			Unspecified	Clear	NONE
12	1968-10-16 12:10	CST	Yes	WJM	USGS	4.95	27.54	0.00		Good	Clear	NONE
11	1968-03-12 13:20	CST	Yes	RDB	USGS	27.2	26.94			Fair	Clear	NONE
10A	1967-12-12 12:40	CST	Yes	RDB	USGS	11.4	27.26			Fair	Clear	NONE
9	1966-08-09 12:00	CST	Yes	RDB	USGS	43.1	26.72			Fair	Clear	NONE
8	1964-10-26 15:20	CST	Yes	DER	USGS	59.8	-26.55			Good	Clear	NONE
7	1963-10-31 10:00	CST	Yes	FEL	USGS	2.25	28.15			Fair	Clear	NONE
6	1961-10-24 17:15	CST	Yes	CWS	USGS	140	26.06	0.00	0.50	Good	Clear	NONE
5	1960-09-13 11:45	CST	Yes	SJM	USGS	10.1	28.36			Fair	Clear	NONE
4	1960-09-12 14:00	CST	Yes	RHT	USGS	11.7	28.30			Unspecified	Clear	NONE
3	1959-10-21 -- --	--	Yes	DER	USGS	38.8				Excellent	Clear	NONE
10	1958-10-14 14:00	CST	Yes	FEL	USGS	8.40	26.75			Unspecified	Clear	NONE
1	1957-09-26 10:10	CST	Yes	AEC	USGS	0.83	26.80	0.00	0.30	Fair	Clear	NONE

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

1977-07-20 12:25

CDT

Yes

DAS

USGS

0.05

27.77

Good

Clear

NONE

1976-09-20 13:00

CDT

Yes

DAS

USGS

5.91

27.26

Good

Clear

NONE

1975-08-12 15:10

CDT

Yes

JLR

USGS

11.1

26.96

Good

Clear

NONE

1974-09-27 14:00

CDT

Yes

JLR

USGS

2.45

27.44

Unspecified

Clear

NONE

1971-09-20 15:20

CDT

Yes

JRS

USGS

2.41

27.04

0.00

0.60

Good

Clear

NONE

1970-07-27 11:45

CDT

Yes

DAS

USGS

4.87

27.38

Good

Clear

NONE

1969-09-22 14:40

CST

Yes

ILB

USGS

25.5

26.73

Good

Clear

NONE

12A

1968-10-16 14:00

CST

Yes

JTF

USGS

0.27

23.07

Unspecified

Clear

NONE

1968-10-16 12:10

CST

Yes

WJM

USGS

4.95

27.54

0.00

Good

Clear

NONE

1968-03-12 13:20

CST

Yes

RDB

USGS

27.2

26.94

Fair

Clear

NONE

10A

1967-12-12 12:40

CST

Yes

RDB

USGS

11.4

27.26

Fair

Clear

NONE

1966-08-09 12:00

CST

Yes

RDB

USGS

43.1

26.72

Fair

Clear

NONE

1964-10-26 15:20

CST

Yes

DER

USGS

59.8

-26.55

Good

Clear

NONE

1963-10-31 10:00

CST

Yes

FEL

USGS

2.25

28.15

Fair

Clear

NONE

1961-10-24 17:15

CST

Yes

CWS

USGS

140

26.06

0.00

0.50

Good

Clear

NONE

1960-09-13 11:45

CST

Yes

SJM

USGS

10.1

28.36

Fair

Clear

NONE

1960-09-12 14:00

CST

Yes

RHT

USGS

11.7

28.30

Unspecified

Clear

NONE

1959-10-21 -- --

Yes

DER

USGS

38.8

Excellent

Clear

NONE

1958-10-14 14:00

CST

Yes

FEL

USGS

8.40

26.75

Unspecified

Clear

NONE

1957-09-26 10:10

CST

Yes

AEC

USGS

0.83

26.80

0.00

0.30

Fair

Clear

NONE

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U.S. Department of the Interior | U.S. Geological Survey
Title: Surface Water for USA: Streamflow Measurements
URL: https://waterdata.usgs.gov/nwis/measurements?

Page Contact Information: Iowa Water Data Support Team
Page Last Modified: 2024-12-26 14:50:32 EST
0.33 0.32 vaww01