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

USGS 11453590 POPE C A WALTER SPRINGS CA

Napa County, California

Hydrologic Unit Code 18020162

Latitude 38°38'49.1", Longitude 122°21'56.97" NAD83

Drainage area 40.4 square miles

Gage datum 545 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
26	2024-11-27 12:44:34	PST	Yes	WELUKAS	usgs	34.4	17.27			Fair	VegetationModerate	NONE
25	2024-11-04 13:21:24	PST	Yes	WELUKAS	usgs	0.00				Excellent	NoFlow	NONE
24	2024-08-07 12:30	PDT	Yes	JMCHAN, WEL	USGS	0.00				Excellent	NoFlow	NONE
23	2023-05-04 11:54:09	PDT	Yes	WELUKAS	usgs	22.3	16.81			Good	Clear	NONE
22	2023-04-11 13:42:03	PDT	Yes	WELUKAS	usgs	59.5	17.33			Good	Clear	NONE
21	2023-03-15 14:17:01	PDT	Yes	WELUKAS/DRPA	USGS	557	20.03			Fair	DebrisHeavy	NONE
20	2023-02-09 12:19:29	PST	Yes	WELUKAS	USGS	56.3	17.31			Fair	Clear	NONE
19	2023-01-10 12:50:23	PST	Yes	drparker/ika	USGS	1190	21.38			Poor	DebrisHeavy	NONE
18	2023-01-10 12:11:09	PST	Yes	drparker/ika	USGS	1030	21.32			Poor	DebrisHeavy	NONE
17	2022-12-20 14:01:45	PST	Yes	WELUKAS	USGS	2.77	16.29			Poor	DebrisLight	NONE
16	2022-11-10 12:19:09	PST	Yes	WELUKAS	USGS	0.00				Excellent	NoFlow	NONE
15	2022-09-28 13:22:02	PDT	Yes	WELUKAS	USGS	0.00				Excellent	NoFlow	NONE
14	2022-05-02 12:42	PDT	No
13	2022-05-02 12:15:06	PDT	Yes	WELUKAS	USGS	4.06	16.41	0.00	0.50	Fair	DebrisLight	NONE
12	2022-04-08 11:46:02	PDT	Yes	WELUKAS	USGS	0.57	16.22			Poor	FillControlChanged	NONE
11	2022-02-24 11:36:21	PST	Yes	WELUKAS	USGS	8.24	16.49			Poor	DebrisLight	NONE
10	2022-01-10 12:17:20	PST	Yes	WELUKAS	USGS	34.6	17.05			Fair	DebrisHeavy	NONE
9	2021-10-25 14:13:09	PDT	Yes	WELUKAS/DCMG	USGS	500	19.91			Poor	DebrisHeavy	NONE
8	2021-10-14 11:17:08	PDT	Yes	WELUKAS	USGS	0.00				Excellent	NoFlow	NONE
7	2021-09-30 11:56	PDT	Yes	IKARAMITSOS	USGS	0.00				Excellent		NONE
6	2021-05-19 11:14	PDT	Yes	WELUKAS	USGS	0.00				Excellent	NoFlow	NONE
5	2021-04-14 13:15	PDT	Yes	WELUKAS	USGS	0.06	16.12			Poor	DebrisLight	NONE
4	2021-03-16 14:11:04	PDT	Yes	WELUKAS	USGS	6.88	16.52			Fair		NONE
3	2021-01-27 14:14:12	PST	Yes	WEL	USGS	134	18.16	-0.14	0.50	Fair	DebrisLight	NONE
2	2021-01-15 13:31	PST	Yes	WEL	USGS	0.08	16.13	0.00	0.10	Fair	DebrisModerate	NONE
1	2021-01-05 14:40:42	PST	Yes	WEL	USGS	17.0	16.75	-0.02	0.60	Fair	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

2024-11-27 12:44:34

PST

Yes

WELUKAS

usgs

34.4

17.27

Fair

VegetationModerate

NONE

2024-11-04 13:21:24

PST

Yes

WELUKAS

usgs

0.00

Excellent

NoFlow

NONE

2024-08-07 12:30

PDT

Yes

JMCHAN, WEL

USGS

0.00

Excellent

NoFlow

NONE

2023-05-04 11:54:09

PDT

Yes

WELUKAS

usgs

22.3

16.81

Good

Clear

NONE

2023-04-11 13:42:03

PDT

Yes

WELUKAS

usgs

59.5

17.33

Good

Clear

NONE

2023-03-15 14:17:01

PDT

Yes

WELUKAS/DRPA

USGS

557

20.03

Fair

DebrisHeavy

NONE

2023-02-09 12:19:29

PST

Yes

WELUKAS

USGS

56.3

17.31

Fair

Clear

NONE

2023-01-10 12:50:23

PST

Yes

drparker/ika

USGS

1190

21.38

Poor

DebrisHeavy

NONE

2023-01-10 12:11:09

PST

Yes

drparker/ika

USGS

1030

21.32

Poor

DebrisHeavy

NONE

2022-12-20 14:01:45

PST

Yes

WELUKAS

USGS

2.77

16.29

Poor

DebrisLight

NONE

2022-11-10 12:19:09

PST

Yes

WELUKAS

USGS

0.00

Excellent

NoFlow

NONE

2022-09-28 13:22:02

PDT

Yes

WELUKAS

USGS

0.00

Excellent

NoFlow

NONE

2022-05-02 12:42

PDT

2022-05-02 12:15:06

PDT

Yes

WELUKAS

USGS

4.06

16.41

0.00

0.50

Fair

DebrisLight

NONE

2022-04-08 11:46:02

PDT

Yes

WELUKAS

USGS

0.57

16.22

Poor

FillControlChanged

NONE

2022-02-24 11:36:21

PST

Yes

WELUKAS

USGS

8.24

16.49

Poor

DebrisLight

NONE

2022-01-10 12:17:20

PST

Yes

WELUKAS

USGS

34.6

17.05

Fair

DebrisHeavy

NONE

2021-10-25 14:13:09

PDT

Yes

WELUKAS/DCMG

USGS

500

19.91

Poor

DebrisHeavy

NONE

2021-10-14 11:17:08

PDT

Yes

WELUKAS

USGS

0.00

Excellent

NoFlow

NONE

2021-09-30 11:56

PDT

Yes

IKARAMITSOS

USGS

0.00

Excellent

NONE

2021-05-19 11:14

PDT

Yes

WELUKAS

USGS

0.00

Excellent

NoFlow

NONE

2021-04-14 13:15

PDT

Yes

WELUKAS

USGS

0.06

16.12

Poor

DebrisLight

NONE

2021-03-16 14:11:04

PDT

Yes

WELUKAS

USGS

6.88

16.52

Fair

NONE

2021-01-27 14:14:12

PST

Yes

WEL

USGS

134

18.16

-0.14

0.50

Fair

DebrisLight

NONE

2021-01-15 13:31

PST

Yes

WEL

USGS

0.08

16.13

0.00

0.10

Fair

DebrisModerate

NONE

2021-01-05 14:40:42

PST

Yes

WEL

USGS

17.0

16.75

-0.02

0.60

Fair

Clear

NONE

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U.S. Department of the Interior | U.S. Geological Survey
Title: Surface Water for USA: Streamflow Measurements
URL: https://nwis.waterdata.usgs.gov/nwis/measurements?

Page Contact Information: California Water Data Support Team
Page Last Modified: 2024-11-30 16:54:49 EST
0.19 0.19 nadww01