USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

USGS 01118350 GREEN FALL R AT CLARKS FALLS,CT.

New London County, Connecticut

Hydrologic Unit Code 01090005

Latitude 41°27'17", Longitude 71°48'52" NAD27

Drainage area 19.80 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
25	1973-09-13 -- --	--	Yes	JCW	USGS	4.80				Excellent	Clear	NONE
24	1972-06-13 10:45	EST	Yes	LCM	USGS	25.3	1.56	0.00	0.50	Good	Clear	NONE
23	1971-06-10 10:30	EST	Yes	GKR/WRK	USGS	19.4	1.45	0.00	0.50	Good	Clear	NONE
22	1970-06-29 -- --	--	Yes	WRK	USGS	15.0	1.38	0.00	0.30	Good	Clear	NONE
21	1969-06-27 10:15	EST	Yes	WRK	USGS	10.0	1.21	0.00	0.30	Good	Clear	NONE
20	1968-07-17 12:15	EST	Yes	HRR	USGS	9.16		0.00	0.50	Good	Clear	NONE
19	1967-09-14 14:05	EST	Yes	DCD	USGS	7.34	9.55	0.00	0.50	Good	DebrisModerate	NONE
18	1967-08-29 08:30	EST	Yes	HRL	USGS	15.5	1.35	0.00	0.50	Fair		NONE
17	1966-09-02 09:40	EST	Yes	JBG	USGS	0.96	9.90	0.00	0.80	Good	DebrisModerate	NONE
16	1966-08-01 12:25	EST	Yes	WRK	USGS	3.92	0.98	-0.10	0.30	Good	DebrisModerate	NONE
15	1966-07-26 12:35	EST	Yes	ELP	USGS	4.10	9.71	0.00	0.50	Good	DebrisModerate	NONE
14	1966-07-14 11:20	EST	Yes	DCD/ELP	USGS	5.92	9.68	0.00	0.40	Good	DebrisModerate	NONE
13	1964-10-05 13:25	EST	Yes	ACD	USGS	1.96	1.09	0.00	0.30	Good	Clear	NONE
12	1964-09-04 09:50	EST	Yes	LAW	USGS	1.69	1.05	0.00	0.30	Good	Clear	NONE
11	1964-07-28 13:05	EST	Yes	LAW	USGS	4.03	1.19	0.00	0.50	Good	Clear	NONE
10	1964-06-08 10:00	EST	Yes	LAW	USGS	10.0	1.29	0.00	0.30	Good	Clear	NONE
9	1963-09-22 10:25	EST	Yes	LAW	USGS	2.12	1.18	0.00	0.50	Good	DebrisHeavy	NONE
8	1963-08-20 15:00	EST	Yes	BPC	USGS	6.56	1.39	0.00	0.50	Unspecified		NONE
7	1963-03-06 13:35	EST	Yes	HRL	USGS	153	3.51	0.19	0.30	Good	Clear	NONE
6	1962-10-29 11:35	EST	Yes	HRL	USGS	28.9	1.89	0.00	0.50	Good		NONE
5	1962-08-07 12:10	EST	Yes	NRL	USGS	3.94	1.25	0.00	0.50	Fair		NONE
4	1962-03-26 11:30	EST	Yes	MBS	USGS	43.5	2.21	0.00	0.30	Good	Clear	NONE
3	1961-08-21 12:10	EST	Yes	LAW	USGS	6.16	1.35	0.00	0.30	Good	Clear	NONE
2	1961-07-18 14:50	EST	Yes	MBS/DHU	USGS	14.4	1.62	0.00	0.30	Good	DebrisModerate	NONE
1	1960-10-05 09:45	EST	Yes	MBS	USGS	10.6	1.50	0.00	0.20	Good		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

1973-09-13 -- --

Yes

JCW

USGS

4.80

Excellent

Clear

NONE

1972-06-13 10:45

EST

Yes

LCM

USGS

25.3

1.56

0.00

0.50

Good

Clear

NONE

1971-06-10 10:30

EST

Yes

GKR/WRK

USGS

19.4

1.45

0.00

0.50

Good

Clear

NONE

1970-06-29 -- --

Yes

WRK

USGS

15.0

1.38

0.00

0.30

Good

Clear

NONE

1969-06-27 10:15

EST

Yes

WRK

USGS

10.0

1.21

0.00

0.30

Good

Clear

NONE

1968-07-17 12:15

EST

Yes

HRR

USGS

9.16

0.00

0.50

Good

Clear

NONE

1967-09-14 14:05

EST

Yes

DCD

USGS

7.34

9.55

0.00

0.50

Good

DebrisModerate

NONE

1967-08-29 08:30

EST

Yes

HRL

USGS

15.5

1.35

0.00

0.50

Fair

NONE

1966-09-02 09:40

EST

Yes

JBG

USGS

0.96

9.90

0.00

0.80

Good

DebrisModerate

NONE

1966-08-01 12:25

EST

Yes

WRK

USGS

3.92

0.98

-0.10

0.30

Good

DebrisModerate

NONE

1966-07-26 12:35

EST

Yes

ELP

USGS

4.10

9.71

0.00

0.50

Good

DebrisModerate

NONE

1966-07-14 11:20

EST

Yes

DCD/ELP

USGS

5.92

9.68

0.00

0.40

Good

DebrisModerate

NONE

1964-10-05 13:25

EST

Yes

ACD

USGS

1.96

1.09

0.00

0.30

Good

Clear

NONE

1964-09-04 09:50

EST

Yes

LAW

USGS

1.69

1.05

0.00

0.30

Good

Clear

NONE

1964-07-28 13:05

EST

Yes

LAW

USGS

4.03

1.19

0.00

0.50

Good

Clear

NONE

1964-06-08 10:00

EST

Yes

LAW

USGS

10.0

1.29

0.00

0.30

Good

Clear

NONE

1963-09-22 10:25

EST

Yes

LAW

USGS

2.12

1.18

0.00

0.50

Good

DebrisHeavy

NONE

1963-08-20 15:00

EST

Yes

BPC

USGS

6.56

1.39

0.00

0.50

Unspecified

NONE

1963-03-06 13:35

EST

Yes

HRL

USGS

153

3.51

0.19

0.30

Good

Clear

NONE

1962-10-29 11:35

EST

Yes

HRL

USGS

28.9

1.89

0.00

0.50

Good

NONE

1962-08-07 12:10

EST

Yes

NRL

USGS

3.94

1.25

0.00

0.50

Fair

NONE

1962-03-26 11:30

EST

Yes

MBS

USGS

43.5

2.21

0.00

0.30

Good

Clear

NONE

1961-08-21 12:10

EST

Yes

LAW

USGS

6.16

1.35

0.00

0.30

Good

Clear

NONE

1961-07-18 14:50

EST

Yes

MBS/DHU

USGS

14.4

1.62

0.00

0.30

Good

DebrisModerate

NONE

1960-10-05 09:45

EST

Yes

MBS

USGS

10.6

1.50

0.00

0.20

Good

NONE