USGS Surface Water for USA: Streamflow Measurements

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Explore the NEW USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide.

Streamflow Measurements for the Nation

Streamflow measurement pages will be decommissioned in early 2026. Please find the modernized pages in WDFN that suit you best. Learn more about our modernization plans and timeline and new pages.

USGS 11414250 S YUBA R A LANGS CROSSING NR EMIGRANT GAP CA

Nevada County, California

Hydrologic Unit Code 18020125

Latitude 39°19'07", Longitude 120°39'24" NAD27

Drainage area 120 square miles

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Output formats

HTML table with channel data

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Tab-separated data with channel data

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Graph of data

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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
1037	2025-09-16 09:52:44	PDT	Yes	SMULREADY	USGS	7.74	35.83	0.00	0.85	Poor	DebrisLight	NONE
1036	2025-06-05 09:49:54	PDT	Yes	SMULREADY	USGS	879	40.00	-0.01	0.48	Fair	Clear	NONE
1035	2024-08-21 13:02:18	PDT	Yes	SMULREADY	USGS	9.13	35.89	0.00	0.87	Poor	VegetationLight	NONE
1034	2024-05-30 12:59:30	PDT	Yes	SMULREADY/HL	USGS	1340	41.05	-0.01	2.07	Fair	Clear	NONE
1033	2023-12-01 14:36	PST	Yes	PGE	USGS	8.66	35.94			Fair		NONE
1032	2023-09-13 14:35	PDT	Yes	PGE	USGS	8.57	35.88			Fair		NONE
1026	2023-09-07 14:50:32	PDT	Yes	PHONEYWE	USGS	15.7	36.05	0.05	0.75	Poor	Clear	NONE
1025	2023-06-06 11:45:30	PDT	Yes	PHONEYWE/CS	USGS	2170	42.35		1.00	Poor	Clear	NONE
1030	2023-04-06 14:46	PDT	Yes	PGE	USGS	21.8	36.40			Fair		NONE
1028	2023-02-21 14:45	PST	Yes	PGE	USGS	145	37.39			Fair		NONE
1027	2022-12-06 14:43	PST	Yes	PGE	USGS	17.9	36.26			Fair		NONE
1029	2022-10-04 14:42	PDT	Yes	PGE	USGS	11.2	36.01			Fair		NONE
1024	2022-09-26 11:57:06	PDT	Yes	JNAWIKA	USGS	16.7	36.23	0.00	1.13	Poor	IceAnchor	NONE
1023	2022-06-30 12:00:13	PDT	Yes	JNAWIKA	USGS	12.5	36.05	0.00	1.10	Poor	VegetationLight	NONE
1022	2021-09-17 11:05:01	PDT	Yes	JNAWIKA	USGS	15.7	36.23	0.00	0.90	Poor	Clear	NONE
1021	2021-06-23 12:39:38	PDT	Yes	JNAWIKA	USGS	10.4	36.06	0.00	1.22	Poor	VegetationLight	NONE
1020	2020-09-17 13:56:52	PDT	Yes	JMN	USGS	8.32	35.95	0.00	1.07	Fair	VegetationLight	NONE
1019	2020-06-17 11:34:29	PDT	Yes	JMN	USGS	11.7	36.12	0.00	1.25	Poor	VegetationLight	NONE
1018	2019-09-26 14:27:59	PDT	Yes	JMN	USGS	9.10	35.92	0.00	1.40	Poor	Clear	NONE
1017	2019-06-20 14:33	PDT	Yes	JMN/PH	USGS	1530	41.36	0.00	0.60	Fair	Clear	NONE
1016	2019-06-20 13:49	PDT	No
1015	2018-09-11 12:03:32	PDT	Yes	JMN	USGS	9.84	36.05	0.00	1.40	Poor	Clear	NONE
1014	2018-06-19 13:26:09	PDT	Yes	JMN	USGS	9.82	35.98	0.00	1.30	Fair	VegetationLight	NONE
1013	2017-09-29 11:26:28	PDT	Yes	JMN	USGS	13.2	36.15	0.00	1.17	Poor	VegetationLight	NONE
1012	2017-06-16 11:08	PDT	Yes	JMN	USGS	598	39.34	0.00	1.25	Fair	VegetationModerate	NONE
1011	2016-09-15 11:44:30	PDT	Yes	jmn	USGS	10.1	36.23	-0.01	1.10	Poor	DebrisLight	NONE
1010	2016-04-05 13:10:46	PDT	Yes	HLM/CS	USGS	760	39.83	-0.04	0.20	Fair	Unspecifed	NONE
1009	2015-08-31 11:21:30	PDT	Yes	avm	USGS	7.23	35.96	0.00	0.80	Poor		NONE
1008	2015-05-22 15:11:30	PDT	Yes	avm	USGS	14.2	36.23	0.02	1.20	Poor		NONE
1007	2014-09-10 15:44:30	PDT	Yes	avm	USGS	9.00	35.94	0.01	1.00	Poor		NONE
1006	2014-05-28 12:03	PDT	Yes	kb, avm	USGS	11.4	36.12			Poor		NONE
1005	2013-08-28 09:27	PDT	Yes	HLM	USGS	8.48	36.11			Poor	DebrisLight	NONE
1004	2013-07-03 12:12:32	PDT	Yes	PH	USGS	18.2	36.06	0.00	0.30	Poor	Clear	NONE
1003	2012-09-20 16:17:30	PDT	Yes	JWJ	USGS	12.3				Poor	Clear	NONE
1002	2012-06-27 15:42	PDT	Yes	HLM	USGS	9.96	35.91			Poor		NONE
1001	2011-09-27 12:59	PDT	Yes	HLM	USGS	9.11				Poor	DebrisModerate	NONE
1000	2011-08-23 15:50:30	PDT	Yes	JWJ	USGS	9.20	35.78	-0.01	1.00	Poor	VegetationHeavy	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

1037

2025-09-16 09:52:44

PDT

Yes

SMULREADY

USGS

7.74

35.83

0.00

0.85

Poor

DebrisLight

NONE

1036

2025-06-05 09:49:54

PDT

Yes

SMULREADY

USGS

879

40.00

-0.01

0.48

Fair

Clear

NONE

1035

2024-08-21 13:02:18

PDT

Yes

SMULREADY

USGS

9.13

35.89

0.00

0.87

Poor

VegetationLight

NONE

1034

2024-05-30 12:59:30

PDT

Yes

SMULREADY/HL

USGS

1340

41.05

-0.01

2.07

Fair

Clear

NONE

1033

2023-12-01 14:36

PST

Yes

PGE

USGS

8.66

35.94

Fair

NONE

1032

2023-09-13 14:35

PDT

Yes

PGE

USGS

8.57

35.88

Fair

NONE

1026

2023-09-07 14:50:32

PDT

Yes

PHONEYWE

USGS

15.7

36.05

0.05

0.75

Poor

Clear

NONE

1025

2023-06-06 11:45:30

PDT

Yes

PHONEYWE/CS

USGS

2170

42.35

1.00

Poor

Clear

NONE

1030

2023-04-06 14:46

PDT

Yes

PGE

USGS

21.8

36.40

Fair

NONE

1028

2023-02-21 14:45

PST

Yes

PGE

USGS

145

37.39

Fair

NONE

1027

2022-12-06 14:43

PST

Yes

PGE

USGS

17.9

36.26

Fair

NONE

1029

2022-10-04 14:42

PDT

Yes

PGE

USGS

11.2

36.01

Fair

NONE

1024

2022-09-26 11:57:06

PDT

Yes

JNAWIKA

USGS

16.7

36.23

0.00

1.13

Poor

IceAnchor

NONE

1023

2022-06-30 12:00:13

PDT

Yes

JNAWIKA

USGS

12.5

36.05

0.00

1.10

Poor

VegetationLight

NONE

1022

2021-09-17 11:05:01

PDT

Yes

JNAWIKA

USGS

15.7

36.23

0.00

0.90

Poor

Clear

NONE

1021

2021-06-23 12:39:38

PDT

Yes

JNAWIKA

USGS

10.4

36.06

0.00

1.22

Poor

VegetationLight

NONE

1020

2020-09-17 13:56:52

PDT

Yes

JMN

USGS

8.32

35.95

0.00

1.07

Fair

VegetationLight

NONE

1019

2020-06-17 11:34:29

PDT

Yes

JMN

USGS

11.7

36.12

0.00

1.25

Poor

VegetationLight

NONE

1018

2019-09-26 14:27:59

PDT

Yes

JMN

USGS

9.10

35.92

0.00

1.40

Poor

Clear

NONE

1017

2019-06-20 14:33

PDT

Yes

JMN/PH

USGS

1530

41.36

0.00

0.60

Fair

Clear

NONE

1016

2019-06-20 13:49

PDT

1015

2018-09-11 12:03:32

PDT

Yes

JMN

USGS

9.84

36.05

0.00

1.40

Poor

Clear

NONE

1014

2018-06-19 13:26:09

PDT

Yes

JMN

USGS

9.82

35.98

0.00

1.30

Fair

VegetationLight

NONE

1013

2017-09-29 11:26:28

PDT

Yes

JMN

USGS

13.2

36.15

0.00

1.17

Poor

VegetationLight

NONE

1012

2017-06-16 11:08

PDT

Yes

JMN

USGS

598

39.34

0.00

1.25

Fair

VegetationModerate

NONE

1011

2016-09-15 11:44:30

PDT

Yes

jmn

USGS

10.1

36.23

-0.01

1.10

Poor

DebrisLight

NONE

1010

2016-04-05 13:10:46

PDT

Yes

HLM/CS

USGS

760

39.83

-0.04

0.20

Fair

Unspecifed

NONE

1009

2015-08-31 11:21:30

PDT

Yes

avm

USGS

7.23

35.96

0.00

0.80

Poor

NONE

1008

2015-05-22 15:11:30

PDT

Yes

avm

USGS

14.2

36.23

0.02

1.20

Poor

NONE

1007

2014-09-10 15:44:30

PDT

Yes

avm

USGS

9.00

35.94

0.01

1.00

Poor

NONE

1006

2014-05-28 12:03

PDT

Yes

kb, avm

USGS

11.4

36.12

Poor

NONE

1005

2013-08-28 09:27

PDT

Yes

HLM

USGS

8.48

36.11

Poor

DebrisLight

NONE

1004

2013-07-03 12:12:32

PDT

Yes

USGS

18.2

36.06

0.00

0.30

Poor

Clear

NONE

1003

2012-09-20 16:17:30

PDT

Yes

JWJ

USGS

12.3

Poor

Clear

NONE

1002

2012-06-27 15:42

PDT

Yes

HLM

USGS

9.96

35.91

Poor

NONE

1001

2011-09-27 12:59

PDT

Yes

HLM

USGS

9.11

Poor

DebrisModerate

NONE

1000

2011-08-23 15:50:30

PDT

Yes

JWJ

USGS

9.20

35.78

-0.01

1.00

Poor

VegetationHeavy

NONE