USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

USGS 06807340 West Nishnabotna River at Avoca, IA

Pottawattamie County, Iowa

Hydrologic Unit Code 10240002

Latitude 41°28'37", Longitude 95°21'09" NAD27

Drainage area 357 square miles

Gage datum 1,120 feet above NGVD29

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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
12	1975-09-26 10:00	CDT	Yes	RDB	USGS	64.6				Fair	Clear	NONE
11	1971-08-31 08:30	CDT	Yes	OJR	USGS	9.87	-23.27			Good	Clear	NONE
10	1968-06-19 08:15	CST	Yes	RDB	USGS	9.90	21.49			Good	Clear	NONE
9	1967-05-23 06:50	CST	Yes	RDB	USGS	11.7	23.62			Good	Clear	NONE
8	1966-08-30 09:45	CST	Yes	RDB	USGS	40.3	22.36			Good	Clear	NONE
7	1964-10-28 12:10	CST	Yes	EDS	USGS	50.4	22.07			Good	Clear	NONE
6	1963-11-06 08:05	CST	Yes	EDS	USGS	28.1	22.19			Good	Clear	NONE
5	1961-09-01 09:05	CST	Yes	FEL	USGS	70.2	21.86			Unspecified	Clear	NONE
4	1960-09-15 13:20	CST	Yes	RDB	USGS	70.7	21.95			Fair	Clear	NONE
3	1959-10-20 10:30	CST	Yes	OJR	USGS	21.3	-21.92			Good	Clear	NONE
2	1958-10-16 13:10	CST	Yes	FEL	USGS	32.7	-22.00			Unspecified	Clear	NONE
1	1957-09-23 15:10	CST	Yes	CWS	USGS	28.0	21.89	0.00	0.70	Unspecified	Clear	NONE
1A	1957-05-09 08:50	CST	Yes	SJM/--G	USGS	8.57	-22.15	0.00	0.60	Good	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

1975-09-26 10:00

CDT

Yes

RDB

USGS

64.6

Fair

Clear

NONE

1971-08-31 08:30

CDT

Yes

OJR

USGS

9.87

-23.27

Good

Clear

NONE

1968-06-19 08:15

CST

Yes

RDB

USGS

9.90

21.49

Good

Clear

NONE

1967-05-23 06:50

CST

Yes

RDB

USGS

11.7

23.62

Good

Clear

NONE

1966-08-30 09:45

CST

Yes

RDB

USGS

40.3

22.36

Good

Clear

NONE

1964-10-28 12:10

CST

Yes

EDS

USGS

50.4

22.07

Good

Clear

NONE

1963-11-06 08:05

CST

Yes

EDS

USGS

28.1

22.19

Good

Clear

NONE

1961-09-01 09:05

CST

Yes

FEL

USGS

70.2

21.86

Unspecified

Clear

NONE

1960-09-15 13:20

CST

Yes

RDB

USGS

70.7

21.95

Fair

Clear

NONE

1959-10-20 10:30

CST

Yes

OJR

USGS

21.3

-21.92

Good

Clear

NONE

1958-10-16 13:10

CST

Yes

FEL

USGS

32.7

-22.00

Unspecified

Clear

NONE

1957-09-23 15:10

CST

Yes

CWS

USGS

28.0

21.89

0.00

0.70

Unspecified

Clear

NONE

1957-05-09 08:50

CST

Yes

SJM/--G

USGS

8.57

-22.15

0.00

0.60

Good

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: 2024-11-27 17:39:31 EST
0.57 0.55 vaww02