USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

USGS 01660905 ZEKIAH SWAMP RUN NEAR MALCOLM, MD

Charles County, Maryland

Hydrologic Unit Code 02070011

Latitude 38°36'52", Longitude 76°49'59" NAD27

Drainage area 12.10 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
16	1982-09-16 -- --	--	Yes	DFG	USGS	0.38				Good	Clear	NONE
15	1982-05-17 12:15	EDT	Yes	DFG	USGS	3.58				Good	Clear	NONE
14	1981-08-27 15:46	EDT	Yes	JFH	USGS	0.00				Excellent	Clear	NONE
13	1980-09-15 -- --	--	Yes	DFG	USGS	0.00				Unspecified	Clear	NONE
12	1980-09-03 -- --	--	Yes	DFG	USGS	0.17				Poor	Clear	NONE
11	1980-06-24 16:40	EDT	Yes	DFG	USGS	5.53				Unspecified	Clear	NONE
10	1980-05-16 -- --	--	Yes	DFG	USGS	8.01				Good	Clear	NONE
9	1979-05-01 -- --	--	Yes	DFG	USGS	16.7				Good	Clear	NONE
8	1978-11-03 -- --	--	Yes	DFG	USGS	2.07				Unspecified	Clear	NONE
7	1978-09-12 -- --	--	Yes	DFG	USGS	2.35				Good	Clear	NONE
6	1977-09-16 -- --	--	Yes	DFG	USGS	0.00				Unspecified	Clear	NONE
5	1977-06-07 14:00	EDT	Yes	DFG	USGS	2.57				Good	Clear	NONE
4	1976-08-23 11:40	EDT	Yes	DFG	USGS	0.37				Unspecified	Clear	NONE
3	1976-07-27 11:45	EDT	Yes	MNL	USGS	0.57				Good	Clear	NONE
2	1975-11-03 13:25	EST	Yes	DFG	USGS	9.69	0.69	0.00	0.50	Good	Clear	NONE
1	1975-08-13 11:30	EDT	Yes	MNL	USGS	7.19	9.62	0.00	0.30	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

1982-09-16 -- --

Yes

DFG

USGS

0.38

Good

Clear

NONE

1982-05-17 12:15

EDT

Yes

DFG

USGS

3.58

Good

Clear

NONE

1981-08-27 15:46

EDT

Yes

JFH

USGS

0.00

Excellent

Clear

NONE

1980-09-15 -- --

Yes

DFG

USGS

0.00

Unspecified

Clear

NONE

1980-09-03 -- --

Yes

DFG

USGS

0.17

Poor

Clear

NONE

1980-06-24 16:40

EDT

Yes

DFG

USGS

5.53

Unspecified

Clear

NONE

1980-05-16 -- --

Yes

DFG

USGS

8.01

Good

Clear

NONE

1979-05-01 -- --

Yes

DFG

USGS

16.7

Good

Clear

NONE

1978-11-03 -- --

Yes

DFG

USGS

2.07

Unspecified

Clear

NONE

1978-09-12 -- --

Yes

DFG

USGS

2.35

Good

Clear

NONE

1977-09-16 -- --

Yes

DFG

USGS

0.00

Unspecified

Clear

NONE

1977-06-07 14:00

EDT

Yes

DFG

USGS

2.57

Good

Clear

NONE

1976-08-23 11:40

EDT

Yes

DFG

USGS

0.37

Unspecified

Clear

NONE

1976-07-27 11:45

EDT

Yes

MNL

USGS

0.57

Good

Clear

NONE

1975-11-03 13:25

EST

Yes

DFG

USGS

9.69

0.69

0.00

0.50

Good

Clear

NONE

1975-08-13 11:30

EDT

Yes

MNL

USGS

7.19

9.62

0.00

0.30

Good

Clear

NONE