USGS Surface Water for USA: Streamflow Measurements

USGS Home
Contact USGS
Search USGS

National Water Information System: Web Interface

USGS Water Resources

Data Category:
Geographic Area:

Warning: Javascript must be enabled to use all the features on this page!

Page Loading - Please Wait...

* We've detected you're using a mobile device. Find our Next Generation Station Page here.

Click to hideNews Bulletins

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 11162619 PILARCITOS C AB STONE DAM NR HILLSBOROUGH CA

San Mateo County, California

Hydrologic Unit Code 18050006

Latitude 37°31'41.3", Longitude 122°24'00.3" NAD83

Drainage area 6.3 square miles

Gage datum 524 feet above NAVD88

**Output formats**
HTML table with channel data
HTML table without channel data
Tab-separated data with channel data
Tab-separated data without channel data
Graph of data
Reselect output format

Output formats

HTML table with channel data

HTML table without channel data

Tab-separated data with channel data

Tab-separated data without channel data

Graph of data

Reselect output format

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
35	2024-10-08 12:14:03	PDT	Yes	MDAVAULT	USGS	2.61	1.13	0.00	0.50	Good	DebrisModerate	NONE
34	2024-08-26 12:20:08	PDT	Yes	MDAVAULT	USGS	1.94	1.07	0.00	0.50	Fair	VegetationModerate	NONE
33	2024-07-03 11:57:05	PDT	Yes	DAVAULT/JEVE	USGS	3.62	1.20	0.00	0.50	Fair	DebrisLight	NONE
32	2024-05-30 12:31:06	PDT	Yes	MDAVAULT	USGS	5.19	1.28	0.00	0.60	Fair	DebrisLight	NONE
31	2024-04-11 11:49:04	PDT	Yes	MDAVAULT	USGS	7.07	1.42	0.01	0.60	Good	DebrisHeavy	NONE
30	2024-02-28 14:15:13	PST	Yes	MDAVAULT	USGS	9.18	1.49	0.00	0.40	Good	DebrisLight	NONE
29	2024-01-05 11:06:43	PST	Yes	MDAVAULT/LTA	USGS	5.22	1.29	0.00	0.80	Fair	DebrisLight	NONE
28	2023-11-20 13:31:17	PST	Yes	MDAVAULT	USGS	3.41	1.26	0.00	0.60	Fair	DebrisLight	NONE
27	2023-10-05 12:58:03	PDT	Yes	MDAVAULT	USGS	3.35	1.22	0.00	0.60	Good	DebrisLight	NONE
26	2023-09-08 12:29:06	PDT	Yes	MDAVAULT	USGS	2.16	1.12	0.00	0.50	Good	DebrisModerate	NONE
25	2023-08-07 11:49:01	PDT	Yes	MDAVAULT	USGS	2.87	1.18	0.00	0.50	Fair	DebrisModerate	NONE
24	2023-06-29 11:42	PDT	Yes	MDAVAULT	USGS	3.52	1.21	0.00	0.60	Good	DebrisModerate	NONE
23	2023-05-10 14:49:07	PDT	Yes	MDAVAULT	USGS	11.3	1.62	0.00	0.50	Fair	DebrisModerate	NONE
22	2023-04-12 09:58:01	PDT	Yes	MDAVAULT/TAG	USGS	33.2	2.43	0.00	0.60	Fair	DebrisHeavy	NONE
21	2023-03-27 12:06	PDT	Yes	MDAVAULT/SKE	USGS	79.1	3.08	0.00	0.70	Poor	DebrisHeavy	NONE
20	2023-02-09 11:27:45	PST	Yes	MDAVAULT/AGU	USGS	21.7	1.79	0.00	0.60	Good	DebrisModerate	NONE
19	2022-12-27 12:38	PST	Yes	MDAVAULT	USGS	25.8	2.25	-0.12	0.60	Fair	DebrisHeavy	NONE
18	2022-12-13 15:28:33	PST	Yes	MDAVAULT	USGS	3.21	1.03	0.00	0.70	Good	DebrisHeavy	NONE
17	2022-11-16 13:40:01	PST	Yes	MDAVAULT	USGS	1.99	0.92	0.00	0.50	Fair	DebrisHeavy	NONE
16	2022-10-05 10:23:03	PDT	Yes	MDAVAULT	USGS	3.54	1.00	0.00	0.60	Fair	DebrisModerate	NONE
15	2022-08-24 15:13	PDT	Yes	MDAVAULT	USGS	3.63	1.00	0.00	0.40	Fair	DebrisHeavy	NONE
14	2022-07-21 13:33	PDT	Yes	MDAVAULT	USGS	4.47	1.02	-0.01	0.60	Fair	DebrisHeavy	NONE
13	2022-06-15 13:30:06	PDT	Yes	MDAVAULT	USGS	4.53	1.06	0.00	0.50	Fair	DebrisHeavy	NONE
12	2022-05-06 10:10:05	PDT	Yes	LCANNAR	USGS	2.69	0.94	0.00	0.40	Fair	DebrisLight	NONE
11	2022-04-07 15:24:06	PDT	Yes	AGUERRIE	USGS	2.11	0.87	0.00	0.40	Fair	Clear	NONE
10	2022-02-28 16:52:07	PST	Yes	TKN/MBD/SNK	USGS	2.79	0.93	0.00	0.50	Fair	DebrisModerate	NONE
9F	2021-12-15 12:17	PST	No
8F	2021-10-26 13:36	PDT	No
7F	2021-06-21 12:24	PDT	No
6F	2020-04-22 10:52	PDT	No
5F	2019-07-31 14:18	PDT	No
4F	2019-03-29 11:57	PDT	No
3F	2017-03-17 13:46	PDT	No
2F	2017-01-10 09:00	PST	No
1F	2016-03-13 10:45	PDT	No

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

2024-10-08 12:14:03

PDT

Yes

MDAVAULT

USGS

2.61

1.13

0.00

0.50

Good

DebrisModerate

NONE

2024-08-26 12:20:08

PDT

Yes

MDAVAULT

USGS

1.94

1.07

0.00

0.50

Fair

VegetationModerate

NONE

2024-07-03 11:57:05

PDT

Yes

DAVAULT/JEVE

USGS

3.62

1.20

0.00

0.50

Fair

DebrisLight

NONE

2024-05-30 12:31:06

PDT

Yes

MDAVAULT

USGS

5.19

1.28

0.00

0.60

Fair

DebrisLight

NONE

2024-04-11 11:49:04

PDT

Yes

MDAVAULT

USGS

7.07

1.42

0.01

0.60

Good

DebrisHeavy

NONE

2024-02-28 14:15:13

PST

Yes

MDAVAULT

USGS

9.18

1.49

0.00

0.40

Good

DebrisLight

NONE

2024-01-05 11:06:43

PST

Yes

MDAVAULT/LTA

USGS

5.22

1.29

0.00

0.80

Fair

DebrisLight

NONE

2023-11-20 13:31:17

PST

Yes

MDAVAULT

USGS

3.41

1.26

0.00

0.60

Fair

DebrisLight

NONE

2023-10-05 12:58:03

PDT

Yes

MDAVAULT

USGS

3.35

1.22

0.00

0.60

Good

DebrisLight

NONE

2023-09-08 12:29:06

PDT

Yes

MDAVAULT

USGS

2.16

1.12

0.00

0.50

Good

DebrisModerate

NONE

2023-08-07 11:49:01

PDT

Yes

MDAVAULT

USGS

2.87

1.18

0.00

0.50

Fair

DebrisModerate

NONE

2023-06-29 11:42

PDT

Yes

MDAVAULT

USGS

3.52

1.21

0.00

0.60

Good

DebrisModerate

NONE

2023-05-10 14:49:07

PDT

Yes

MDAVAULT

USGS

11.3

1.62

0.00

0.50

Fair

DebrisModerate

NONE

2023-04-12 09:58:01

PDT

Yes

MDAVAULT/TAG

USGS

33.2

2.43

0.00

0.60

Fair

DebrisHeavy

NONE

2023-03-27 12:06

PDT

Yes

MDAVAULT/SKE

USGS

79.1

3.08

0.00

0.70

Poor

DebrisHeavy

NONE

2023-02-09 11:27:45

PST

Yes

MDAVAULT/AGU

USGS

21.7

1.79

0.00

0.60

Good

DebrisModerate

NONE

2022-12-27 12:38

PST

Yes

MDAVAULT

USGS

25.8

2.25

-0.12

0.60

Fair

DebrisHeavy

NONE

2022-12-13 15:28:33

PST

Yes

MDAVAULT

USGS

3.21

1.03

0.00

0.70

Good

DebrisHeavy

NONE

2022-11-16 13:40:01

PST

Yes

MDAVAULT

USGS

1.99

0.92

0.00

0.50

Fair

DebrisHeavy

NONE

2022-10-05 10:23:03

PDT

Yes

MDAVAULT

USGS

3.54

1.00

0.00

0.60

Fair

DebrisModerate

NONE

2022-08-24 15:13

PDT

Yes

MDAVAULT

USGS

3.63

1.00

0.00

0.40

Fair

DebrisHeavy

NONE

2022-07-21 13:33

PDT

Yes

MDAVAULT

USGS

4.47

1.02

-0.01

0.60

Fair

DebrisHeavy

NONE

2022-06-15 13:30:06

PDT

Yes

MDAVAULT

USGS

4.53

1.06

0.00

0.50

Fair

DebrisHeavy

NONE

2022-05-06 10:10:05

PDT

Yes

LCANNAR

USGS

2.69

0.94

0.00

0.40

Fair

DebrisLight

NONE

2022-04-07 15:24:06

PDT

Yes

AGUERRIE

USGS

2.11

0.87

0.00

0.40

Fair

Clear

NONE

2022-02-28 16:52:07

PST

Yes

TKN/MBD/SNK

USGS

2.79

0.93

0.00

0.50

Fair

DebrisModerate

NONE

2021-12-15 12:17

PST

2021-10-26 13:36

PDT

2021-06-21 12:24

PDT

2020-04-22 10:52

PDT

2019-07-31 14:18

PDT

2019-03-29 11:57

PDT

2017-03-17 13:46

PDT

2017-01-10 09:00

PST

2016-03-13 10:45

PDT