USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

USGS 01639440 SILVER RUN NEAR SILVER RUN, MD

Carroll County, Maryland

Hydrologic Unit Code 02070009

Latitude 39°40'38", Longitude 77°05'37" NAD27

Drainage area 8.77 square miles

Gage datum 490 feet above NGVD29

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Meas. Number	Date Time	Time Datum	Measurement Used?	Who	Measuring Agency	Stream flow (ft³/s)	Meas. Rated	Control	Flow Adjust. Code
18	2002-09-19 09:34	EDT	Yes	RWS/RHP	USGS	0.09	Poor		NONE
17	1982-09-14 16:05	EDT	Yes	JFH	USGS	1.00	Good	Clear	NONE
16	1982-05-17 13:55	EDT	Yes	RWJ	USGS	3.90	Good	Clear	NONE
15	1981-08-27 07:55	EDT	Yes	RWJ	USGS	1.00	Good	Clear	NONE
14	1981-03-27 07:00	EST	Yes	RWJ	USGS	3.91	Good	Clear	NONE
13	1980-09-02 11:35	EDT	Yes	JFH	USGS	1.48	Good	Clear	NONE
12	1980-06-23 11:05	EDT	Yes	JJM	USGS	4.90	Good	Clear	NONE
11	1980-05-15 11:55	EDT	Yes	JJM	USGS	11.0	Good	Clear	NONE
10	1979-05-01 14:00	EDT	Yes	DJL	USGS	6.88	Good	Clear	NONE
9	1978-11-06 10:55	EST	Yes	MNL	USGS	1.42	Good	Clear	NONE
8	1978-09-11 16:40	EDT	Yes	MNL	USGS	1.91	Good	Clear	NONE
7	1977-09-23 12:25	EDT	Yes	MNL	USGS	0.95	Good	Clear	NONE
6	1977-08-04 -- --	--	Yes	JLF	USGS	0.87	Good	Clear	NONE
5	1976-08-25 14:07	EDT	Yes	BMH	USGS	1.40	Good	Clear	NONE
4	1976-08-05 11:36	EDT	Yes	JJM	USGS	1.89	Good	Clear	NONE
3	1976-04-20 13:30	EST	Yes	WJH	USGS	7.87	Good	Clear	NONE
2	1975-11-18 11:15	EST	Yes	WJH	USGS	13.7	Good	Clear	NONE
1	1975-08-01 11:25	EDT	Yes	WJH	USGS	3.44	Fair	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

2002-09-19 09:34

EDT

Yes

RWS/RHP

USGS

0.09

Poor

NONE

1982-09-14 16:05

EDT

Yes

JFH

USGS

1.00

Good

Clear

NONE

1982-05-17 13:55

EDT

Yes

RWJ

USGS

3.90

Good

Clear

NONE

1981-08-27 07:55

EDT

Yes

RWJ

USGS

1.00

Good

Clear

NONE

1981-03-27 07:00

EST

Yes

RWJ

USGS

3.91

Good

Clear

NONE

1980-09-02 11:35

EDT

Yes

JFH

USGS

1.48

Good

Clear

NONE

1980-06-23 11:05

EDT

Yes

JJM

USGS

4.90

Good

Clear

NONE

1980-05-15 11:55

EDT

Yes

JJM

USGS

11.0

Good

Clear

NONE

1979-05-01 14:00

EDT

Yes

DJL

USGS

6.88

Good

Clear

NONE

1978-11-06 10:55

EST

Yes

MNL

USGS

1.42

Good

Clear

NONE

1978-09-11 16:40

EDT

Yes

MNL

USGS

1.91

Good

Clear

NONE

1977-09-23 12:25

EDT

Yes

MNL

USGS

0.95

Good

Clear

NONE

1977-08-04 -- --

Yes

JLF

USGS

0.87

Good

Clear

NONE

1976-08-25 14:07

EDT

Yes

BMH

USGS

1.40

Good

Clear

NONE

1976-08-05 11:36

EDT

Yes

JJM

USGS

1.89

Good

Clear

NONE

1976-04-20 13:30

EST

Yes

WJH

USGS

7.87

Good

Clear

NONE

1975-11-18 11:15

EST

Yes

WJH

USGS

13.7

Good

Clear

NONE

1975-08-01 11:25

EDT

Yes

WJH

USGS

3.44

Fair

Clear

NONE