USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

USGS 03212640 JOHNS KNOB BRANCH AT ELKHORN, WV

Mcdowell County, West Virginia

Hydrologic Unit Code 05070201

Latitude 37°23'06.26", Longitude 81°23'49.30" NAD83

Drainage area 0.84 square miles

Gage datum 1,959.89 feet above NAVD88

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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
18	2021-04-27 13:37:42	EDT	Yes	MDK	USGS	5.93	0.97			Good		NONE
17	2010-10-20 10:57:30	EDT	Yes	LKR/JLW	USGS	1.80	0.99	0.00	0.40	Good	DebrisHeavy	NONE
16	2010-08-04 10:45	EDT	Yes	LKR	USGS	4.10	1.11	0.00	0.50	Good	Clear	NONE
15	2010-07-20 09:45	EDT	Yes	MDK	USGS	4.37	1.14	0.00	0.60	Good	Clear	NONE
14	2010-06-15 17:55	EDT	Yes	MDK/TDR	USGS	15.0	1.37	0.00	0.80	Good	ScourControlChanged	NONE
13	2010-06-10 10:58	EDT	Yes	JDS/WMJ	USGS	6.35	1.25	0.00	0.40	Fair	Clear	NONE
12	2010-04-06 12:35	EDT	Yes	LKR	USGS	8.47	1.32	0.00	0.50	Fair	Clear	NONE
11	2010-02-17 10:25	EST	Yes	JSW	USGS	6.93	1.32	0.00	0.40	Fair	Clear	NONE
10	2009-10-08 10:15	EDT	Yes	LKR	USGS	2.79	1.15	0.00	0.50	Good	DebrisLight	NONE
9	2009-08-19 08:45	EDT	Yes	LKR	USGS	4.00	1.21	0.00	0.50	Good	Clear	NONE
8	2009-07-14 14:00:30	EDT	Yes	MDK	USGS	4.80	1.12	0.00	0.80	Good	Unspecifed	NONE
7	2009-06-05 08:15	EDT	Yes	LKR	USGS	9.40	1.31	0.00	0.50	Fair	Unspecifed	NONE
6	2009-05-09 18:12	EDT	Yes	MDK	USGS	27.1	1.60	-0.04	1.20	Good	Unspecifed	NONE
5	2009-04-28 10:15	EDT	Yes	TM	USGS	6.00	1.27	0.00	0.40	Good	Clear	NONE
4	2009-04-16 09:18	EDT	Yes	MDK/LKR	USGS	6.55	1.34	0.00	0.60	Good	DebrisLight	NONE
3	2009-03-13 12:26	EDT	Yes	MDK	USGS	4.37	1.24	0.01	0.70	Good	DebrisLight	NONE
2	2009-02-18 15:02	EST	Yes	MDK/JDS	USGS	3.92	1.19	0.00	0.70	Good	Clear	NONE
1	2009-02-17 18:08	EST	Yes	JDS/MDK	USGS	3.32		0.00	0.40	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

2021-04-27 13:37:42

EDT

Yes

MDK

USGS

5.93

0.97

Good

NONE

2010-10-20 10:57:30

EDT

Yes

LKR/JLW

USGS

1.80

0.99

0.00

0.40

Good

DebrisHeavy

NONE

2010-08-04 10:45

EDT

Yes

LKR

USGS

4.10

1.11

0.00

0.50

Good

Clear

NONE

2010-07-20 09:45

EDT

Yes

MDK

USGS

4.37

1.14

0.00

0.60

Good

Clear

NONE

2010-06-15 17:55

EDT

Yes

MDK/TDR

USGS

15.0

1.37

0.00

0.80

Good

ScourControlChanged

NONE

2010-06-10 10:58

EDT

Yes

JDS/WMJ

USGS

6.35

1.25

0.00

0.40

Fair

Clear

NONE

2010-04-06 12:35

EDT

Yes

LKR

USGS

8.47

1.32

0.00

0.50

Fair

Clear

NONE

2010-02-17 10:25

EST

Yes

JSW

USGS

6.93

1.32

0.00

0.40

Fair

Clear

NONE

2009-10-08 10:15

EDT

Yes

LKR

USGS

2.79

1.15

0.00

0.50

Good

DebrisLight

NONE

2009-08-19 08:45

EDT

Yes

LKR

USGS

4.00

1.21

0.00

0.50

Good

Clear

NONE

2009-07-14 14:00:30

EDT

Yes

MDK

USGS

4.80

1.12

0.00

0.80

Good

Unspecifed

NONE

2009-06-05 08:15

EDT

Yes

LKR

USGS

9.40

1.31

0.00

0.50

Fair

Unspecifed

NONE

2009-05-09 18:12

EDT

Yes

MDK

USGS

27.1

1.60

-0.04

1.20

Good

Unspecifed

NONE

2009-04-28 10:15

EDT

Yes

USGS

6.00

1.27

0.00

0.40

Good

Clear

NONE

2009-04-16 09:18

EDT

Yes

MDK/LKR

USGS

6.55

1.34

0.00

0.60

Good

DebrisLight

NONE

2009-03-13 12:26

EDT

Yes

MDK

USGS

4.37

1.24

0.01

0.70

Good

DebrisLight

NONE

2009-02-18 15:02

EST

Yes

MDK/JDS

USGS

3.92

1.19

0.00

0.70

Good

Clear

NONE

2009-02-17 18:08

EST

Yes

JDS/MDK

USGS

3.32

0.00

0.40

Good

Clear

NONE