USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

USGS 01479678 Unn Trib to WB Red Clay Cr at Kennett Square, PA

Chester County, Pennsylvania

Hydrologic Unit Code 02040205

Latitude 39°50'56", Longitude 75°43'41" NAD27

Drainage area .07 square miles

Gage datum 315 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
41	2002-01-10 12:35	EST	Yes	LEO	USGS	0.40	0.53			Poor	Clear	NONE
40	2001-12-06 13:15	EST	Yes	leo/ks	USGS	0.02	0.33	0.00	1.00	Good	Clear	NONE
39	2001-11-08 08:30	EST	Yes	leo	USGS	0.02	0.33	0.00	2.00	Good	Clear	NONE
38	2001-10-18 14:20	EDT	Yes	leo	USGS	0.04	0.35	0.00	1.00	Fair	DebrisModerate	NONE
37	2001-08-30 13:50	EDT	Yes	LEO	USGS	0.02	0.31	0.00	1.00	Good	Clear	NONE
36	2001-07-17 10:00	EDT	Yes	leo	USGS	0.02	0.32	0.00	3.00	Good	DebrisHeavy	NONE
35	2001-06-28 09:00	EDT	Yes	leo	USGS	0.03	0.34	0.00	3.00	Unspecified	Clear	NONE
34	2001-06-04 14:00	EDT	Yes	leo	USGS	0.02	0.33	0.00	1.00	Good	Clear	NONE
33	2001-05-03 14:20	EDT	Yes	leo	USGS	0.03	0.34	0.01	1.00	Good	VegetationLight	NONE
32	2001-03-29 09:30	EST	Yes	leo	USGS	0.04	0.35	-0.01	2.50	Unspecified	DebrisLight	NONE
31	2001-03-15 08:30	EST	Yes	leo	USGS	0.04	0.36	0.00	7.00	Unspecified	Clear	NONE
30	2001-03-14 10:20	EST	Yes	leo	USGS	0.05	0.37	0.01	8.00	Unspecified	Clear	NONE
29	2001-02-28 09:40	EST	Yes	leo	USGS	0.04	0.36	0.00	1.00	Unspecified	Clear	NONE
28	2001-01-23 10:00	EST	Yes	leo/ajr	USGS	0.04	0.36	0.00	0.50	Fair	Clear	NONE
27	2000-12-13 14:00	EST	Yes	leo	USGS	0.03	0.32	0.00	0.50	Good	DebrisModerate	NONE
26	2000-11-20 -- --	--	Yes	LEO	USGS	0.04	0.34	0.02	3.00	Good	Clear	NONE
25	2000-11-16 -- --	--	Yes	leo	USGS	0.04	0.34	0.00	1.30	Fair	DebrisLight	NONE
24	2000-10-24 09:00	EDT	Yes	leo	USGS	0.04	0.35	0.02	1.50	Fair	DebrisModerate	NONE
23	2000-09-21 12:25	EDT	Yes	leo	USGS	0.04	0.35	-0.01	1.00	Good	DebrisLight	NONE
22	2000-08-31 09:20	EDT	Yes	leo	USGS	0.07	0.40	0.00	2.00	Good	Clear	NONE
21	2000-07-31 09:30	EDT	Yes	leo	USGS	0.08	0.39	0.00	1.00	Good	Clear	NONE
20	2000-06-28 08:25	EDT	Yes	leo	USGS	0.07	0.38	0.00	4.00	Good	Clear	NONE
19	2000-06-15 10:00	EDT	Yes	LEO/KSH	USGS	0.07	0.38	0.00	0.50	Good	Clear	NONE
18	2000-05-17 08:40	EDT	Yes	LEO/KSH	USGS	0.11	0.40	0.00	3.00	Fair	Clear	NONE
17	2000-04-03 13:10	EDT	Yes	LEO	USGS	0.07	0.40	0.00	2.00	Good	Clear	NONE
16	2000-03-08 13:20	EST	Yes	leo	USGS	0.03	0.35	0.00	1.00	Unspecified	Clear	NONE
15	2000-02-02 15:00	EST	Yes	leo	USGS	0.03	0.35	0.00		Fair	IceCover	NONE
14	2000-01-03 14:30	EST	Yes	cls/leo	USGS	0.05	0.37	0.00		Fair	DebrisLight	NONE
13	1999-12-10 09:30	EST	Yes	cls	USGS	0.04	0.36	0.00		Fair		NONE
12	1999-11-09 14:00	EST	Yes	cls	USGS	0.02	0.33	0.00		Fair	DebrisLight	NONE
11	1999-10-28 13:35	EDT	Yes	keg	USGS	0.03	0.32	0.00		Fair		NONE
10	1999-10-05 14:05	EDT	Yes	cls/leo	USGS	0.06	0.39	0.00		Fair	Clear	NONE
9	1999-10-01 15:00	EDT	Yes	cls/keg	USGS	0.02	0.32	0.00		Fair		NONE
8	1999-09-16 13:53	EDT	Yes	lar	USGS	22.2	1.74	-0.01	0.30	Fair		NONE
7	1999-06-30 12:30	EDT	Yes	cls	USGS	0.01	0.26	0.00		Fair	DebrisModerate	NONE
6	1999-05-27 14:50	EDT	Yes	cls/cls	USGS	0.01	0.24	0.00		Fair		NONE
5	1999-05-03 13:45	EDT	Yes	cls/keG	USGS	0.01	0.24	0.00		Fair	Clear	NONE
4	1999-04-28 -- --	--	Yes	cls/hld	USGS	0.02	0.27	0.00		Fair	Clear	NONE
3	1998-10-05 11:00	EDT	Yes	cls/crl	USGS	0.01	0.21	0.00		Fair	DebrisLight	NONE
2	1998-09-10 09:10	EDT	Yes	cls/hld	USGS	0.00	0.19	0.00		Fair	DebrisLight	NONE
1	1998-09-02 13:30	EDT	Yes	cls/dat	USGS	0.01	0.21	0.00		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

2002-01-10 12:35

EST

Yes

LEO

USGS

0.40

0.53

Poor

Clear

NONE

2001-12-06 13:15

EST

Yes

leo/ks

USGS

0.02

0.33

0.00

1.00

Good

Clear

NONE

2001-11-08 08:30

EST

Yes

leo

USGS

0.02

0.33

0.00

2.00

Good

Clear

NONE

2001-10-18 14:20

EDT

Yes

leo

USGS

0.04

0.35

0.00

1.00

Fair

DebrisModerate

NONE

2001-08-30 13:50

EDT

Yes

LEO

USGS

0.02

0.31

0.00

1.00

Good

Clear

NONE

2001-07-17 10:00

EDT

Yes

leo

USGS

0.02

0.32

0.00

3.00

Good

DebrisHeavy

NONE

2001-06-28 09:00

EDT

Yes

leo

USGS

0.03

0.34

0.00

3.00

Unspecified

Clear

NONE

2001-06-04 14:00

EDT

Yes

leo

USGS

0.02

0.33

0.00

1.00

Good

Clear

NONE

2001-05-03 14:20

EDT

Yes

leo

USGS

0.03

0.34

0.01

1.00

Good

VegetationLight

NONE

2001-03-29 09:30

EST

Yes

leo

USGS

0.04

0.35

-0.01

2.50

Unspecified

DebrisLight

NONE

2001-03-15 08:30

EST

Yes

leo

USGS

0.04

0.36

0.00

7.00

Unspecified

Clear

NONE

2001-03-14 10:20

EST

Yes

leo

USGS

0.05

0.37

0.01

8.00

Unspecified

Clear

NONE

2001-02-28 09:40

EST

Yes

leo

USGS

0.04

0.36

0.00

1.00

Unspecified

Clear

NONE

2001-01-23 10:00

EST

Yes

leo/ajr

USGS

0.04

0.36

0.00

0.50

Fair

Clear

NONE

2000-12-13 14:00

EST

Yes

leo

USGS

0.03

0.32

0.00

0.50

Good

DebrisModerate

NONE

2000-11-20 -- --

Yes

LEO

USGS

0.04

0.34

0.02

3.00

Good

Clear

NONE

2000-11-16 -- --

Yes

leo

USGS

0.04

0.34

0.00

1.30

Fair

DebrisLight

NONE

2000-10-24 09:00

EDT

Yes

leo

USGS

0.04

0.35

0.02

1.50

Fair

DebrisModerate

NONE

2000-09-21 12:25

EDT

Yes

leo

USGS

0.04

0.35

-0.01

1.00

Good

DebrisLight

NONE

2000-08-31 09:20

EDT

Yes

leo

USGS

0.07

0.40

0.00

2.00

Good

Clear

NONE

2000-07-31 09:30

EDT

Yes

leo

USGS

0.08

0.39

0.00

1.00

Good

Clear

NONE

2000-06-28 08:25

EDT

Yes

leo

USGS

0.07

0.38

0.00

4.00

Good

Clear

NONE

2000-06-15 10:00

EDT

Yes

LEO/KSH

USGS

0.07

0.38

0.00

0.50

Good

Clear

NONE

2000-05-17 08:40

EDT

Yes

LEO/KSH

USGS

0.11

0.40

0.00

3.00

Fair

Clear

NONE

2000-04-03 13:10

EDT

Yes

LEO

USGS

0.07

0.40

0.00

2.00

Good

Clear

NONE

2000-03-08 13:20

EST

Yes

leo

USGS

0.03

0.35

0.00

1.00

Unspecified

Clear

NONE

2000-02-02 15:00

EST

Yes

leo

USGS

0.03

0.35

0.00

Fair

IceCover

NONE

2000-01-03 14:30

EST

Yes

cls/leo

USGS

0.05

0.37

0.00

Fair

DebrisLight

NONE

1999-12-10 09:30

EST

Yes

cls

USGS

0.04

0.36

0.00

Fair

NONE

1999-11-09 14:00

EST

Yes

cls

USGS

0.02

0.33

0.00

Fair

DebrisLight

NONE

1999-10-28 13:35

EDT

Yes

keg

USGS

0.03

0.32

0.00

Fair

NONE

1999-10-05 14:05

EDT

Yes

cls/leo

USGS

0.06

0.39

0.00

Fair

Clear

NONE

1999-10-01 15:00

EDT

Yes

cls/keg

USGS

0.02

0.32

0.00

Fair

NONE

1999-09-16 13:53

EDT

Yes

lar

USGS

22.2

1.74

-0.01

0.30

Fair

NONE

1999-06-30 12:30

EDT

Yes

cls

USGS

0.01

0.26

0.00

Fair

DebrisModerate

NONE

1999-05-27 14:50

EDT

Yes

cls/cls

USGS

0.01

0.24

0.00

Fair

NONE

1999-05-03 13:45

EDT

Yes

cls/keG

USGS

0.01

0.24

0.00

Fair

Clear

NONE

1999-04-28 -- --

Yes

cls/hld

USGS

0.02

0.27

0.00

Fair

Clear

NONE

1998-10-05 11:00

EDT

Yes

cls/crl

USGS

0.01

0.21

0.00

Fair

DebrisLight

NONE

1998-09-10 09:10

EDT

Yes

cls/hld

USGS

0.00

0.19

0.00

Fair

DebrisLight

NONE

1998-09-02 13:30

EDT

Yes

cls/dat

USGS

0.01

0.21

0.00

Fair

NONE