USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

USGS 50027830 TRIB 1 OF RIO COABEY AT BO PORTILLO, ADJUNTAS, PR

Adjuntas Municipio, Puerto Rico

Hydrologic Unit Code 21010002

Latitude 18°13'43.70", Longitude 66°47'58.50" NAD27

Drainage area 0.27 square miles

Contributing drainage area 0.27 square miles

Gage datum 1,804.46 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
16	2011-01-20 14:25	AST	Yes	ES/MR	USGS	0.42	1.11	0.00	0.20	Fair		NONE
15	2010-11-04 -- --	--	Yes	ES/RR	USGS	0.98	1.17	-0.01	0.30	Unspecified	Clear	NONE
14	2010-09-17 11:10	AST	Yes	ES/JT	USGS	0.66	1.16	0.00	0.30	Fair	Unspecifed	NONE
13	2010-08-11 07:10	AST	Yes	RRM	USGS	0.59	1.13	0.00	0.30	Unspecified	Unspecifed	NONE
12	2010-07-13 09:45	AST	Yes	RRM	USGS	0.58	1.14	0.00	0.30	Unspecified	Unspecifed	NONE
11	2010-06-23 06:57:30	AST	Yes	RRM	USGS	0.76	1.15	0.00	0.30	Poor	Unspecifed	NONE
10	2010-05-25 10:25	AST	Yes	RRM	USGS	0.47	1.12	0.00	0.20	Poor	Unspecifed	NONE
9	2010-04-28 07:10	AST	Yes	RRM	USGS	0.39	1.09	0.00	0.20	Poor	Unspecifed	NONE
8	2010-03-17 07:10	AST	Yes	RRM	USGS	0.34	1.10	0.00	0.20	Poor	Unspecifed	NONE
7	2010-02-16 14:00	AST	Yes	ES	USGS	0.28	1.11	-0.01	0.20	Poor	Unspecifed	NONE
6	2010-01-15 15:55	AST	Yes	ES	USGS	0.94	1.19		0.30	Poor	Unspecifed	NONE
5	2009-12-03 10:52:30	AST	Yes	ES/MRT	USGS	0.67	1.16	0.00	0.30	Poor	Clear	NONE
4	2009-10-20 10:55	AST	Yes	ES	USGS	0.86	1.18	0.00	0.70	Poor	DebrisModerate	NONE
3	2009-09-09 09:00	AST	Yes	ES	USGS	0.29	1.08	0.00	0.30	Poor	DebrisLight	NONE
2	2009-08-12 13:05	AST	Yes	ES	USGS	0.47	1.14	0.00	0.20	Poor	DebrisModerate	NONE
1	2009-07-10 12:55	AST	Yes	ES/MR	USGS	0.22	1.10	0.00	0.40	Poor	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

2011-01-20 14:25

AST

Yes

ES/MR

USGS

0.42

1.11

0.00

0.20

Fair

NONE

2010-11-04 -- --

Yes

ES/RR

USGS

0.98

1.17

-0.01

0.30

Unspecified

Clear

NONE

2010-09-17 11:10

AST

Yes

ES/JT

USGS

0.66

1.16

0.00

0.30

Fair

Unspecifed

NONE

2010-08-11 07:10

AST

Yes

RRM

USGS

0.59

1.13

0.00

0.30

Unspecified

Unspecifed

NONE

2010-07-13 09:45

AST

Yes

RRM

USGS

0.58

1.14

0.00

0.30

Unspecified

Unspecifed

NONE

2010-06-23 06:57:30

AST

Yes

RRM

USGS

0.76

1.15

0.00

0.30

Poor

Unspecifed

NONE

2010-05-25 10:25

AST

Yes

RRM

USGS

0.47

1.12

0.00

0.20

Poor

Unspecifed

NONE

2010-04-28 07:10

AST

Yes

RRM

USGS

0.39

1.09

0.00

0.20

Poor

Unspecifed

NONE

2010-03-17 07:10

AST

Yes

RRM

USGS

0.34

1.10

0.00

0.20

Poor

Unspecifed

NONE

2010-02-16 14:00

AST

Yes

USGS

0.28

1.11

-0.01

0.20

Poor

Unspecifed

NONE

2010-01-15 15:55

AST

Yes

USGS

0.94

1.19

0.30

Poor

Unspecifed

NONE

2009-12-03 10:52:30

AST

Yes

ES/MRT

USGS

0.67

1.16

0.00

0.30

Poor

Clear

NONE

2009-10-20 10:55

AST

Yes

USGS

0.86

1.18

0.00

0.70

Poor

DebrisModerate

NONE

2009-09-09 09:00

AST

Yes

USGS

0.29

1.08

0.00

0.30

Poor

DebrisLight

NONE

2009-08-12 13:05

AST

Yes

USGS

0.47

1.14

0.00

0.20

Poor

DebrisModerate

NONE

2009-07-10 12:55

AST

Yes

ES/MR

USGS

0.22

1.10

0.00

0.40

Poor

Clear

NONE