USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

USGS 01187850 CLEAR BK NR COLLINSVILLE, CT.

Northwest Hills Planning Region County, Connecticut

Hydrologic Unit Code 010802070401

Latitude 41°47'44", Longitude 72°57'06" NAD27

Drainage area 0.59 square miles

Gage datum 488.0 feet above NAVD88

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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
106	2001-08-10 11:14	EST	Yes	VdL	USGS	1.42	0.64			Excellent	Clear	NONE
105	2001-03-30 10:00	EST	Yes	MJC	USGS	8.31	1.27	0.00	0.50	Unspecified	Clear	NONE
104	2001-03-22 10:00	EST	Yes	MJC/JM	USGS	3.61	0.92	0.05	0.50	Unspecified	Clear	NONE
103	2000-06-07 09:30	EST	Yes	JAM/MJC	USGS	3.45	0.94	-0.01	0.50	Good	Clear	NONE
102	1999-08-12 10:05	EST	Yes	jao/bsd	USGS	1.14	0.58	0.00	0.30	Excellent	Clear	NONE
101	1999-08-03 12:30	EST	Yes	jwm/rdf	USGS	1.20	0.58	0.00	0.50	Good	Clear	NONE
100	1999-06-11 09:13	EST	Yes	rdf/tcs	USGS	1.62	0.70	0.00	0.50	Good	Clear	NONE
99	1999-03-01 10:40	EST	Yes	jwm/mjc	USGS	2.06	0.73	0.00	0.30	Good	Clear	NONE
98	1998-10-15 13:00	EST	Yes	tmz	USGS	1.34	0.64	0.00	0.80	Fair	DebrisLight	NONE
97	1998-10-09 13:50	EST	Yes	tmz/cel	USGS	1.30	0.61	-0.10	0.50	Fair	DebrisModerate	NONE
96	1998-10-08 12:25	EST	Yes	tmz/cel	USGS	2.70	0.85	0.11	0.60	Fair	DebrisLight	NONE
93	1973-05-22 13:40	EST	Yes	GPR	USGS	3.69	0.94	0.00	0.50	Good	Clear	NONE
92	1973-03-21 12:30	EST	Yes	GPR	USGS	3.17	0.88	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

106

2001-08-10 11:14

EST

Yes

VdL

USGS

1.42

0.64

Excellent

Clear

NONE

105

2001-03-30 10:00

EST

Yes

MJC

USGS

8.31

1.27

0.00

0.50

Unspecified

Clear

NONE

104

2001-03-22 10:00

EST

Yes

MJC/JM

USGS

3.61

0.92

0.05

0.50

Unspecified

Clear

NONE

103

2000-06-07 09:30

EST

Yes

JAM/MJC

USGS

3.45

0.94

-0.01

0.50

Good

Clear

NONE

102

1999-08-12 10:05

EST

Yes

jao/bsd

USGS

1.14

0.58

0.00

0.30

Excellent

Clear

NONE

101

1999-08-03 12:30

EST

Yes

jwm/rdf

USGS

1.20

0.58

0.00

0.50

Good

Clear

NONE

100

1999-06-11 09:13

EST

Yes

rdf/tcs

USGS

1.62

0.70

0.00

0.50

Good

Clear

NONE

1999-03-01 10:40

EST

Yes

jwm/mjc

USGS

2.06

0.73

0.00

0.30

Good

Clear

NONE

1998-10-15 13:00

EST

Yes

tmz

USGS

1.34

0.64

0.00

0.80

Fair

DebrisLight

NONE

1998-10-09 13:50

EST

Yes

tmz/cel

USGS

1.30

0.61

-0.10

0.50

Fair

DebrisModerate

NONE

1998-10-08 12:25

EST

Yes

tmz/cel

USGS

2.70

0.85

0.11

0.60

Fair

DebrisLight

NONE

1973-05-22 13:40

EST

Yes

GPR

USGS

3.69

0.94

0.00

0.50

Good

Clear

NONE

1973-03-21 12:30

EST

Yes

GPR

USGS

3.17

0.88

0.00

0.30

Good

Clear

NONE