USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

USGS 01100580 SPRING BROOK NEAR BEDFORD, MA

Middlesex County, Massachusetts

Hydrologic Unit Code 01070002

Latitude 42°29'39", Longitude 71°15'23" NAD27

Drainage area 2.25 square miles

Gage datum 99.1 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
17	2024-10-07 13:40:08	EDT	Yes	ARH	USGS	0.04	9.29	0.00	0.20	Poor	DebrisHeavy	NONE
16	2024-10-07 13:25:03	EDT	Yes	ARH	USGS	0.05	9.29	0.00	0.10	Poor	DebrisHeavy	NONE
15	2024-07-31 11:15:03	EDT	Yes	arh	USGS	0.00	9.27	0.00	0.50	Poor	VegetationHeavy	NONE
14	2024-07-11 12:40:07	EDT	Yes	arh/en/tmg	USGS	0.03	9.32	0.00	0.33	Poor	VegetationHeavy	NONE
13	2024-07-11 12:16:07	EDT	Yes	arh/en/tmg	USGS	0.03	9.32	0.00	0.33	Poor	VegetationHeavy	NONE
12	2024-06-03 13:15:05	EDT	Yes	ARH	USGS	1.15	9.54	0.00	0.60	Poor	VegetationHeavy	NONE
11	2024-04-05 12:37:06	EDT	Yes	ARH	USGS	23.5	10.40	-0.02	0.60	Good	DebrisModerate	NONE
10	2024-02-01 14:39:48	EST	Yes	ARH	USGS	6.47	9.83	0.01	0.50	Fair	Clear	NONE
9	2023-12-11 14:23:30	EST	Yes	PSC	USGS	59.4	11.24	-0.01	0.60	Fair	DebrisModerate	NONE
8	2023-12-04 13:53:37	EST	Yes	ARH	USGS	8.62	9.91	0.00	0.80	Fair	DebrisLight	NONE
7	2023-10-23 12:18:06	EDT	No
6	2023-10-23 11:29	EDT	Yes	ARH	USGS	4.08	9.71	0.00	0.60	Fair	DebrisLight	NONE
5	2023-10-02 13:28:01	EDT	Yes	ARH	USGS	4.30	9.70	-0.01	0.80	Fair	Clear	NONE
4	2023-09-26 12:50:02	EDT	Yes	PSC/KAF/ARH/	USGS	6.88	9.80	0.00	0.50	Fair	Clear	NONE
3	1974-07-26 -- --	--	Yes	?	USGS	0.15				Unspecified		NONE
2	1973-10-02 -- --	--	Yes	?	USGS	0.53				Unspecified		NONE
1	1973-09-14 -- --	--	Yes	?	USGS	0.84				Unspecified		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

2024-10-07 13:40:08

EDT

Yes

ARH

USGS

0.04

9.29

0.00

0.20

Poor

DebrisHeavy

NONE

2024-10-07 13:25:03

EDT

Yes

ARH

USGS

0.05

9.29

0.00

0.10

Poor

DebrisHeavy

NONE

2024-07-31 11:15:03

EDT

Yes

arh

USGS

0.00

9.27

0.00

0.50

Poor

VegetationHeavy

NONE

2024-07-11 12:40:07

EDT

Yes

arh/en/tmg

USGS

0.03

9.32

0.00

0.33

Poor

VegetationHeavy

NONE

2024-07-11 12:16:07

EDT

Yes

arh/en/tmg

USGS

0.03

9.32

0.00

0.33

Poor

VegetationHeavy

NONE

2024-06-03 13:15:05

EDT

Yes

ARH

USGS

1.15

9.54

0.00

0.60

Poor

VegetationHeavy

NONE

2024-04-05 12:37:06

EDT

Yes

ARH

USGS

23.5

10.40

-0.02

0.60

Good

DebrisModerate

NONE

2024-02-01 14:39:48

EST

Yes

ARH

USGS

6.47

9.83

0.01

0.50

Fair

Clear

NONE

2023-12-11 14:23:30

EST

Yes

PSC

USGS

59.4

11.24

-0.01

0.60

Fair

DebrisModerate

NONE

2023-12-04 13:53:37

EST

Yes

ARH

USGS

8.62

9.91

0.00

0.80

Fair

DebrisLight

NONE

2023-10-23 12:18:06

EDT

2023-10-23 11:29

EDT

Yes

ARH

USGS

4.08

9.71

0.00

0.60

Fair

DebrisLight

NONE

2023-10-02 13:28:01

EDT

Yes

ARH

USGS

4.30

9.70

-0.01

0.80

Fair

Clear

NONE

2023-09-26 12:50:02

EDT

Yes

PSC/KAF/ARH/

USGS

6.88

9.80

0.00

0.50

Fair

Clear

NONE

1974-07-26 -- --

Yes

USGS

0.15

Unspecified

NONE

1973-10-02 -- --

Yes

USGS

0.53

Unspecified

NONE

1973-09-14 -- --

Yes

USGS

0.84

Unspecified

NONE