USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

USGS 06128500 South Fork Bear Cr Tributary nr Roy MT

Fergus County, Montana

Hydrologic Unit Code 10040204

Latitude 47°13'39.59", Longitude 108°48'01.93" NAD83

Drainage area 5.23 square miles

Gage datum 3,300 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
32	2024-10-21 11:45	MDT	Yes	EEE	USGS	0.00				Excellent	DebrisLight	NONE
31	2024-06-10 09:27	MDT	Yes	EEE	USGS	0.00				Excellent	DebrisLight	NONE
30	2024-04-01 09:50	MDT	Yes	EEE	USGS	0.02	2.24	0.00		Poor	Clear	NONE
29	2023-10-23 16:25	MDT	Yes	EEE	USGS	0.00	2.19	0.00	0.01	Poor	Clear	OTHR
28	2023-06-20 17:20	MDT	Yes	ZDJ	USGS	0.05	2.16	0.00	0.10	Unspecified		NONE
27	2023-04-19 13:03	MDT	Yes	EEE	USGS	0.50	2.55	0.00	0.01	Poor	Clear	NONE
26	2022-12-07 10:25	MST	Yes	EEE	USGS	0.00				Excellent	IceCover	NONE
25	2022-06-27 12:42	MDT	Yes	JTM/EEE	USGS	0.00				Excellent	DebrisLight	NONE
24	2022-04-06 09:29	MDT	Yes	CCC/GCW	USGS	0.00				Unknown		NONE
23	2021-11-10 10:22	MST	Yes	GCW	USGS	0.00				Excellent	NoFlow	NONE
22	2021-09-24 09:52	MDT	Yes	GCW	Unspe	0.00				Excellent	NoFlow	NONE
21	2021-05-14 09:03	MDT	Yes	GCW	Unspe	0.00				Excellent	NoFlow	NONE
20	2021-03-16 09:20	MDT	Yes	GCW	Unspe	0.00				Excellent	NoFlow	NONE
19	2020-11-02 09:25	MST	Yes	PMS	USGS	0.00		0.00	0.00	Good	DebrisModerate	NONE
18	2020-09-22 08:59	MDT	Yes	PMS	USGS	0.00		0.00	0.00	Good	DebrisHeavy	NONE
17	2020-08-11 12:30	MDT	Yes	PMS	USGS	0.00		0.00	0.00	Good	VegetationLight	NONE
16	2020-05-18 09:05	MDT	Yes	PMS	USGS	0.00				Unknown	VegetationLight	NONE
15	2019-11-04 09:50:30	MST	Yes	PMS	USGS	0.00				Unknown	DebrisLight	NONE
14	2019-07-08 09:29	MDT	Yes	PMS	USGS	0.00				Unknown	DebrisModerate	NONE
13	2019-04-16 09:26	MDT	Yes	PMS	USGS	0.00				Unknown	Clear	NONE
12	2019-03-24 19:16	MDT	Yes	CCB	USGS	0.46	2.39	0.00	0.07	Poor	DebrisLight	NONE
11	2018-06-18 09:37	MDT	Yes	PMS	USGS	0.20	2.11	0.00	0.00	Poor	DebrisModerate	NONE
10	2016-10-04 13:00	MDT	Yes	CCB/JBS	USGS	52.0	4.70			Fair	Clear	NONE
9	1994-03-02 09:50	MST	Yes	LAM	USGS	14.6	1.33			Fair	Clear	NONE
8	1993-03-02 14:55	MST	Yes	JLF	USGS	34.3	2.57			Poor	IceAnchor	NONE
7	1992-06-16 17:00	MDT	Yes	JLF	USGS	13.5	1.43			Fair	Clear	NONE
6	1978-03-22 09:10	MST	Yes	JAH/CP	USGS	8.11	1.10			Poor	DebrisModerate	NONE
5	1977-04-05 15:05	MST	Yes	TIF	USGS	1.00	0.57			Poor	Clear	NONE
4	1975-05-10 14:00	MDT	Yes	KGN	USGS	1.96	0.57			Poor	Clear	NONE
3	1970-05-02 16:20	MDT	Yes	KLT/KGN	USGS	21.9	1.45			Poor	Clear	NONE
2	1966-03-11 -- --	--	Yes	BI/DG	USGS	7.74	0.85			Poor	Clear	NONE
1	1962-06-15 -- --	--	Yes	FCB/MVJ	USGS	28.0	1.90			Fair		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

2024-10-21 11:45

MDT

Yes

EEE

USGS

0.00

Excellent

DebrisLight

NONE

2024-06-10 09:27

MDT

Yes

EEE

USGS

0.00

Excellent

DebrisLight

NONE

2024-04-01 09:50

MDT

Yes

EEE

USGS

0.02

2.24

0.00

Poor

Clear

NONE

2023-10-23 16:25

MDT

Yes

EEE

USGS

0.00

2.19

0.00

0.01

Poor

Clear

OTHR

2023-06-20 17:20

MDT

Yes

ZDJ

USGS

0.05

2.16

0.00

0.10

Unspecified

NONE

2023-04-19 13:03

MDT

Yes

EEE

USGS

0.50

2.55

0.00

0.01

Poor

Clear

NONE

2022-12-07 10:25

MST

Yes

EEE

USGS

0.00

Excellent

IceCover

NONE

2022-06-27 12:42

MDT

Yes

JTM/EEE

USGS

0.00

Excellent

DebrisLight

NONE

2022-04-06 09:29

MDT

Yes

CCC/GCW

USGS

0.00

Unknown

NONE

2021-11-10 10:22

MST

Yes

GCW

USGS

0.00

Excellent

NoFlow

NONE

2021-09-24 09:52

MDT

Yes

GCW

Unspe

0.00

Excellent

NoFlow

NONE

2021-05-14 09:03

MDT

Yes

GCW

Unspe

0.00

Excellent

NoFlow

NONE

2021-03-16 09:20

MDT

Yes

GCW

Unspe

0.00

Excellent

NoFlow

NONE

2020-11-02 09:25

MST

Yes

PMS

USGS

0.00

Good

DebrisModerate

NONE

2020-09-22 08:59

MDT

Yes

PMS

USGS

0.00

Good

DebrisHeavy

NONE

2020-08-11 12:30

MDT

Yes

PMS

USGS

0.00

Good

VegetationLight

NONE

2020-05-18 09:05

MDT

Yes

PMS

USGS

0.00

Unknown

VegetationLight

NONE

2019-11-04 09:50:30

MST

Yes

PMS

USGS

0.00

Unknown

DebrisLight

NONE

2019-07-08 09:29

MDT

Yes

PMS

USGS

0.00

Unknown

DebrisModerate

NONE

2019-04-16 09:26

MDT

Yes

PMS

USGS

0.00

Unknown

Clear

NONE

2019-03-24 19:16

MDT

Yes

CCB

USGS

0.46

2.39

0.00

0.07

Poor

DebrisLight

NONE

2018-06-18 09:37

MDT

Yes

PMS

USGS

0.20

2.11

0.00

Poor

DebrisModerate

NONE

2016-10-04 13:00

MDT

Yes

CCB/JBS

USGS

52.0

4.70

Fair

Clear

NONE

1994-03-02 09:50

MST

Yes

LAM

USGS

14.6

1.33

Fair

Clear

NONE

1993-03-02 14:55

MST

Yes

JLF

USGS

34.3

2.57

Poor

IceAnchor

NONE

1992-06-16 17:00

MDT

Yes

JLF

USGS

13.5

1.43

Fair

Clear

NONE

1978-03-22 09:10

MST

Yes

JAH/CP

USGS

8.11

1.10

Poor

DebrisModerate

NONE

1977-04-05 15:05

MST

Yes

TIF

USGS

1.00

0.57

Poor

Clear

NONE

1975-05-10 14:00

MDT

Yes

KGN

USGS

1.96

0.57

Poor

Clear

NONE

1970-05-02 16:20

MDT

Yes

KLT/KGN

USGS

21.9

1.45

Poor

Clear

NONE

1966-03-11 -- --

Yes

BI/DG

USGS

7.74

0.85

Poor

Clear

NONE

1962-06-15 -- --

Yes

FCB/MVJ

USGS

28.0

1.90

Fair

NONE