USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

USGS 06819110 Middle Branch 102 River near Gravity, IA

Taylor County, Iowa

Hydrologic Unit Code 10240013

Latitude 40°49'40", Longitude 94°44'18" NAD27

Drainage area 34.5 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
24	2013-04-18 12:08:30	CDT	Yes	JGG	USGS	648	62.85	0.17	0.20	Fair	Clear	NONE
23	2013-04-18 11:45	CDT	Yes	JGG	USGS	691	62.93	0.17	0.50	Fair	Clear	NONE
22	2010-06-08 14:19	CDT	Yes	JGG	USGS	789	63.35	-0.12	0.20	Poor	Clear	NONE
21	2010-06-08 14:04:30	CDT	Yes	JGG	USGS	859	63.46	-0.10	0.10	Poor	Clear	NONE
20	2008-10-22 14:38	CDT	Yes	GLF	USGS	710	63.30	-0.29	0.30	Poor	Clear	NONE
19	2008-06-05 10:35	CDT	Yes	JGG	USGS	2970	66.60	0.00	0.20	Poor	Clear	NONE
18	2008-06-05 10:22	CDT	Yes	JGG/GLF	USGS	2800	66.59	0.00	0.20	Poor	Clear	NONE
17	2007-05-06 15:40	CDT	Yes	JGG	USGS	1620	62.33	-0.16	0.60	Poor	Clear	NONE
16	2007-05-06 15:10	CDT	Yes	JGG	USGS	1680	62.50	-0.17	0.30	Poor	Clear	NONE
15	1996-05-09 09:50	CDT	Yes	DJT	USGS	1880	65.97	1.36	0.80	Poor	DebrisHeavy	NONE
14	1993-07-20 13:25	CDT	Yes	RLK	USGS	1260	64.88	0.02	0.20	Poor	Clear	NONE
13	1993-07-20 13:00	CDT	Yes	RLK	USGS	1150	64.64	0.27	0.30	Poor	Clear	NONE
12	1993-07-05 12:10	CDT	Yes	JRS	USGS	2230	68.48	0.14	0.30	Poor	Clear	NONE
11	1993-07-05 10:35	CDT	Yes	JRS	USGS	2180	67.54	0.47	0.80	Poor	Clear	NONE
10	1993-07-05 09:45	CDT	Yes	JRS	USGS	2230	67.24	0.06	0.30	Poor	Clear	NONE
9	1989-09-09 09:05	CDT	Yes	RLK	USGS	3810	79.71	-0.68	1.00	Poor	Clear	NONE
8	1989-09-08 15:40	CDT	Yes	JGG	USGS	1440	74.26	0.06	0.30	Poor	Clear	NONE
7	1989-09-08 15:15	CDT	Yes	JGG	USGS	1460	74.16	0.06	0.30	Poor	Clear	NONE
6	1986-09-19 -- --	--	Yes	JGG/JJW	USGS	1720	75.02	0.00	0.20	Fair	Clear	NONE
5	1986-09-19 -- --	--	Yes	JGG/JJW	USGS	1660	75.02	0.00	0.30	Fair	Clear	NONE
4	1973-09-26 -- --	--	Yes	MES/---	USGS	72.3	72.97			Poor		NONE
3	1967-06-12 -- --	--	Yes	--B/--S	USGS	2550	82.63	-0.18	0.50	Good		NONE
2	1967-06-10 -- --	--	Yes	--B/--S	USGS	482	78.93	0.03	0.50	Good		NONE
1	1966-06-26 -- --	--	Yes	--L/---	USGS	1100	81.80	0.04		Fair		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

2013-04-18 12:08:30

CDT

Yes

JGG

USGS

648

62.85

0.17

0.20

Fair

Clear

NONE

2013-04-18 11:45

CDT

Yes

JGG

USGS

691

62.93

0.17

0.50

Fair

Clear

NONE

2010-06-08 14:19

CDT

Yes

JGG

USGS

789

63.35

-0.12

0.20

Poor

Clear

NONE

2010-06-08 14:04:30

CDT

Yes

JGG

USGS

859

63.46

-0.10

0.10

Poor

Clear

NONE

2008-10-22 14:38

CDT

Yes

GLF

USGS

710

63.30

-0.29

0.30

Poor

Clear

NONE

2008-06-05 10:35

CDT

Yes

JGG

USGS

2970

66.60

0.00

0.20

Poor

Clear

NONE

2008-06-05 10:22

CDT

Yes

JGG/GLF

USGS

2800

66.59

0.00

0.20

Poor

Clear

NONE

2007-05-06 15:40

CDT

Yes

JGG

USGS

1620

62.33

-0.16

0.60

Poor

Clear

NONE

2007-05-06 15:10

CDT

Yes

JGG

USGS

1680

62.50

-0.17

0.30

Poor

Clear

NONE

1996-05-09 09:50

CDT

Yes

DJT

USGS

1880

65.97

1.36

0.80

Poor

DebrisHeavy

NONE

1993-07-20 13:25

CDT

Yes

RLK

USGS

1260

64.88

0.02

0.20

Poor

Clear

NONE

1993-07-20 13:00

CDT

Yes

RLK

USGS

1150

64.64

0.27

0.30

Poor

Clear

NONE

1993-07-05 12:10

CDT

Yes

JRS

USGS

2230

68.48

0.14

0.30

Poor

Clear

NONE

1993-07-05 10:35

CDT

Yes

JRS

USGS

2180

67.54

0.47

0.80

Poor

Clear

NONE

1993-07-05 09:45

CDT

Yes

JRS

USGS

2230

67.24

0.06

0.30

Poor

Clear

NONE

1989-09-09 09:05

CDT

Yes

RLK

USGS

3810

79.71

-0.68

1.00

Poor

Clear

NONE

1989-09-08 15:40

CDT

Yes

JGG

USGS

1440

74.26

0.06

0.30

Poor

Clear

NONE

1989-09-08 15:15

CDT

Yes

JGG

USGS

1460

74.16

0.06

0.30

Poor

Clear

NONE

1986-09-19 -- --

Yes

JGG/JJW

USGS

1720

75.02

0.00

0.20

Fair

Clear

NONE

1986-09-19 -- --

Yes

JGG/JJW

USGS

1660

75.02

0.00

0.30

Fair

Clear

NONE

1973-09-26 -- --

Yes

MES/---

USGS

72.3

72.97

Poor

NONE

1967-06-12 -- --

Yes

--B/--S

USGS

2550

82.63

-0.18

0.50

Good

NONE

1967-06-10 -- --

Yes

--B/--S

USGS

482

78.93

0.03

0.50

Good

NONE

1966-06-26 -- --

Yes

--L/---

USGS

1100

81.80

0.04

Fair

NONE