USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

USGS 01480766 Valley Run near school at Thorndale, PA

Chester County, Pennsylvania

Hydrologic Unit Code 02040205

Latitude 39°59'53", Longitude 75°45'04" NAD27

Drainage area 4.15 square miles

Gage datum 280 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	2011-03-10 12:50	EST	Yes	leo	USGS	56.1	5.75	0.18	0.50	Fair	Clear	NONE
11	2010-05-03 10:44	EDT	Yes	MCG	USGS	41.9	5.48	-0.08	0.30	Poor	Clear	NONE
10	2009-10-01 15:30	EDT	Yes	MCG	USGS	2.89	4.60	0.00	0.30	Poor	DebrisModerate	NONE
9	2009-09-11 08:47	EDT	Yes	AGL	USGS	66.9	5.94	0.06	0.30	Fair	DebrisLight	NONE
8	2009-05-07 09:33	EDT	Yes	MCG	USGS	21.9	5.18	-0.01	0.30	Fair	DebrisLight	NONE
7	2008-12-12 14:02	EST	Yes	AST	USGS	23.6	5.18	-0.01	0.30	Fair	DebrisModerate	NONE
6	2008-12-12 10:47	EST	Yes	AST	USGS	12.0	5.04	-0.01	0.30	Fair	Unspecifed	NONE
5	2008-12-10 13:29	EST	Yes	MCG	USGS	2.11	4.65	0.02	0.40	Poor	DebrisHeavy	NONE
4	2008-08-29 14:45	EDT	Yes	MED	USGS	2.48	4.60	0.01	0.50	Poor	DebrisModerate	NONE
3	2008-05-16 14:55	EDT	Yes	MED	USGS	16.2	5.32	-0.03	0.40	Poor	DebrisHeavy	NONE
2	2008-05-09 13:35	EDT	Yes	DRG	USGS	8.38	5.15	-0.02	0.40	Fair	DebrisModerate	NONE
1	2007-10-22 11:03	EDT	Yes	AGR	USGS	0.92				Fair	DebrisLight	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

2011-03-10 12:50

EST

Yes

leo

USGS

56.1

5.75

0.18

0.50

Fair

Clear

NONE

2010-05-03 10:44

EDT

Yes

MCG

USGS

41.9

5.48

-0.08

0.30

Poor

Clear

NONE

2009-10-01 15:30

EDT

Yes

MCG

USGS

2.89

4.60

0.00

0.30

Poor

DebrisModerate

NONE

2009-09-11 08:47

EDT

Yes

AGL

USGS

66.9

5.94

0.06

0.30

Fair

DebrisLight

NONE

2009-05-07 09:33

EDT

Yes

MCG

USGS

21.9

5.18

-0.01

0.30

Fair

DebrisLight

NONE

2008-12-12 14:02

EST

Yes

AST

USGS

23.6

5.18

-0.01

0.30

Fair

DebrisModerate

NONE

2008-12-12 10:47

EST

Yes

AST

USGS

12.0

5.04

-0.01

0.30

Fair

Unspecifed

NONE

2008-12-10 13:29

EST

Yes

MCG

USGS

2.11

4.65

0.02

0.40

Poor

DebrisHeavy

NONE

2008-08-29 14:45

EDT

Yes

MED

USGS

2.48

4.60

0.01

0.50

Poor

DebrisModerate

NONE

2008-05-16 14:55

EDT

Yes

MED

USGS

16.2

5.32

-0.03

0.40

Poor

DebrisHeavy

NONE

2008-05-09 13:35

EDT

Yes

DRG

USGS

8.38

5.15

-0.02

0.40

Fair

DebrisModerate

NONE

2007-10-22 11:03

EDT

Yes

AGR

USGS

0.92

Fair

DebrisLight

NONE