USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

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USGS 11414100 FORDYCE C BL FORDYCE DAM NR CISCO CA

Nevada County, California

Hydrologic Unit Code 18020125

Latitude 39°22'48", Longitude 120°29'54" NAD27

Drainage area 31.7 square miles

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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
1035	2025-09-24 10:14:27	PDT	Yes	SMULREADY	USGS	9.57	1.75	0.00	0.53	Poor	Clear	NONE
1034	2025-06-26 12:57:24	PDT	Yes	SMULREADY/CS	USGS	389	3.61	0.00	1.60	Poor	DebrisLight	NONE
1033	2024-09-24 12:07:47	PDT	Yes	SMULREADY	USGS	12.3	1.82	0.00	0.58	Fair	VegetationLight	NONE
1032	2024-07-18 11:40:42	PDT	Yes	SMULREADY	USGS	44.7	2.39	0.00	1.03	Fair	VegetationLight	NONE
1030	2023-10-03 13:10	PDT	No
1029	2023-08-10 13:08:30	PDT	Yes	PGE	USGS	33.8	2.33			Fair		NONE
1025	2023-08-09 12:38:30	PDT	Yes	PHONEYWE	USGS	135	2.97	0.00	0.80	Poor	Clear	NONE
1028	2023-06-20 13:06	PDT	Yes	PGE	USGS	726	4.30			Fair		NONE
1031	2023-04-12 13:12	PDT	Yes	PGE	USGS	58.0	2.57			Fair		NONE
1026	2022-12-07 13:02	PST	Yes	PGE	USGS	14.9	1.90			Fair		NONE
1027	2022-10-12 13:00	PDT	Yes	PGE	USGS	88.4	2.81			Fair		NONE
1024	2022-09-27 13:57:30	PDT	Yes	JNAWIKA	USGS	91.5	2.82	0.00	0.83	Fair	Clear	NONE
1023	2022-06-15 12:26:08	PDT	Yes	JNAWIKA	USGS	45.9	2.41	0.00	0.90	Fair	VegetationLight	NONE
1022	2021-09-24 12:20:43	PDT	Yes	JNAWIKA	USGS	6.18	1.60	0.00	0.50	Fair	VegetationLight	NONE
1021	2021-06-17 12:51:42	PDT	Yes	JNAWIKA	USGS	76.6	2.70	0.00	1.00	Fair	Clear	NONE
1020	2020-09-18 12:06:15	PDT	Yes	JMN	USGS	37.5	2.33	0.00	0.67	Fair	VegetationLight	NONE
1019	2020-06-23 13:15:37	PDT	Yes	JMN	USGS	48.4	2.44	0.00	0.85	Poor	Clear	NONE
1018	2019-09-25 12:50:02	PDT	Yes	JMN	USGS	26.5	2.20	0.00	0.75	Fair	Clear	NONE
1017	2019-07-19 12:34	PDT	Yes	JMN	USGS	438	3.78	0.02	1.00	Fair	Clear	NONE
1016	2018-09-19 14:15:39	PDT	Yes	JMN	USGS	7.51	1.69	0.00	0.67	Fair	VegetationLight	NONE
1015	2018-09-19 13:27:51	PDT	Yes	JMN	USGS	9.91	1.69	0.00	0.67	Fair	VegetationLight	NONE
1014	2018-06-13 12:57:58	PDT	Yes	JMN	USGS	49.8	2.47	0.00	1.00	Fair	VegetationLight	NONE
1013	2017-09-28 13:12:15	PDT	Yes	JMN	USGS	159	3.12	0.00	2.40	Poor	VegetationLight	NONE
1012	2017-07-11 14:52:37	PDT	Yes	HLM/IS	USGS	28.2	2.19	0.00	0.87	Fair	Clear	NONE
1011	2016-09-13 10:52	PDT	Yes	jmn	USGS	33.3	2.30	0.00	0.80	Fair	VegetationHeavy	NONE
1010	2016-06-09 11:49:30	PDT	Yes	HLM/JMN	USGS	417	3.95	3.92	1.10	Fair	Clear	NONE
1009	2015-09-25 11:25:30	PDT	Yes	avm	USGS	68.6	2.69	0.00	1.00	Fair		NONE
1008	2015-05-29 11:50:30	PDT	Yes	avm	USGS	50.0	2.46	0.00	0.80	Fair		NONE
1007	2014-09-17 11:44:30	PDT	Yes	avm/hlm	USGS	51.5	2.51	0.00	0.80	Poor	VegetationHeavy	NONE
1006	2014-06-30 11:47:30	PDT	Yes	emp	USGS	70.2	2.68			Fair	Clear	NONE
1005	2013-09-13 11:44	PDT	Yes	KB	USGS	87.4	2.82			Poor		NONE
1004	2013-06-27 14:14	PDT	Yes	PH	USGS	165	3.10	0.00	0.50	Fair	Clear	NONE
1003	2012-07-12 12:09:30	PDT	Yes	JWJ	USGS	204	3.31	0.00	0.70	Poor	Clear	NONE
1002	2011-09-21 13:57:30	PDT	Yes	JWJ	USGS	128	2.93	0.00	0.90	Poor	Clear	NONE
1001	2011-07-07 12:21:30	PDT	Yes	JWJ	USGS	1780				Poor	Clear	NONE
1000	2011-07-07 10:57	PDT	Yes	JWJ	USGS	1540				Poor	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

1035

2025-09-24 10:14:27

PDT

Yes

SMULREADY

USGS

9.57

1.75

0.00

0.53

Poor

Clear

NONE

1034

2025-06-26 12:57:24

PDT

Yes

SMULREADY/CS

USGS

389

3.61

0.00

1.60

Poor

DebrisLight

NONE

1033

2024-09-24 12:07:47

PDT

Yes

SMULREADY

USGS

12.3

1.82

0.00

0.58

Fair

VegetationLight

NONE

1032

2024-07-18 11:40:42

PDT

Yes

SMULREADY

USGS

44.7

2.39

0.00

1.03

Fair

VegetationLight

NONE

1030

2023-10-03 13:10

PDT

1029

2023-08-10 13:08:30

PDT

Yes

PGE

USGS

33.8

2.33

Fair

NONE

1025

2023-08-09 12:38:30

PDT

Yes

PHONEYWE

USGS

135

2.97

0.00

0.80

Poor

Clear

NONE

1028

2023-06-20 13:06

PDT

Yes

PGE

USGS

726

4.30

Fair

NONE

1031

2023-04-12 13:12

PDT

Yes

PGE

USGS

58.0

2.57

Fair

NONE

1026

2022-12-07 13:02

PST

Yes

PGE

USGS

14.9

1.90

Fair

NONE

1027

2022-10-12 13:00

PDT

Yes

PGE

USGS

88.4

2.81

Fair

NONE

1024

2022-09-27 13:57:30

PDT

Yes

JNAWIKA

USGS

91.5

2.82

0.00

0.83

Fair

Clear

NONE

1023

2022-06-15 12:26:08

PDT

Yes

JNAWIKA

USGS

45.9

2.41

0.00

0.90

Fair

VegetationLight

NONE

1022

2021-09-24 12:20:43

PDT

Yes

JNAWIKA

USGS

6.18

1.60

0.00

0.50

Fair

VegetationLight

NONE

1021

2021-06-17 12:51:42

PDT

Yes

JNAWIKA

USGS

76.6

2.70

0.00

1.00

Fair

Clear

NONE

1020

2020-09-18 12:06:15

PDT

Yes

JMN

USGS

37.5

2.33

0.00

0.67

Fair

VegetationLight

NONE

1019

2020-06-23 13:15:37

PDT

Yes

JMN

USGS

48.4

2.44

0.00

0.85

Poor

Clear

NONE

1018

2019-09-25 12:50:02

PDT

Yes

JMN

USGS

26.5

2.20

0.00

0.75

Fair

Clear

NONE

1017

2019-07-19 12:34

PDT

Yes

JMN

USGS

438

3.78

0.02

1.00

Fair

Clear

NONE

1016

2018-09-19 14:15:39

PDT

Yes

JMN

USGS

7.51

1.69

0.00

0.67

Fair

VegetationLight

NONE

1015

2018-09-19 13:27:51

PDT

Yes

JMN

USGS

9.91

1.69

0.00

0.67

Fair

VegetationLight

NONE

1014

2018-06-13 12:57:58

PDT

Yes

JMN

USGS

49.8

2.47

0.00

1.00

Fair

VegetationLight

NONE

1013

2017-09-28 13:12:15

PDT

Yes

JMN

USGS

159

3.12

0.00

2.40

Poor

VegetationLight

NONE

1012

2017-07-11 14:52:37

PDT

Yes

HLM/IS

USGS

28.2

2.19

0.00

0.87

Fair

Clear

NONE

1011

2016-09-13 10:52

PDT

Yes

jmn

USGS

33.3

2.30

0.00

0.80

Fair

VegetationHeavy

NONE

1010

2016-06-09 11:49:30

PDT

Yes

HLM/JMN

USGS

417

3.95

3.92

1.10

Fair

Clear

NONE

1009

2015-09-25 11:25:30

PDT

Yes

avm

USGS

68.6

2.69

0.00

1.00

Fair

NONE

1008

2015-05-29 11:50:30

PDT

Yes

avm

USGS

50.0

2.46

0.00

0.80

Fair

NONE

1007

2014-09-17 11:44:30

PDT

Yes

avm/hlm

USGS

51.5

2.51

0.00

0.80

Poor

VegetationHeavy

NONE

1006

2014-06-30 11:47:30

PDT

Yes

emp

USGS

70.2

2.68

Fair

Clear

NONE

1005

2013-09-13 11:44

PDT

Yes

USGS

87.4

2.82

Poor

NONE

1004

2013-06-27 14:14

PDT

Yes

USGS

165

3.10

0.00

0.50

Fair

Clear

NONE

1003

2012-07-12 12:09:30

PDT

Yes

JWJ

USGS

204

3.31

0.00

0.70

Poor

Clear

NONE

1002

2011-09-21 13:57:30

PDT

Yes

JWJ

USGS

128

2.93

0.00

0.90

Poor

Clear

NONE

1001

2011-07-07 12:21:30

PDT

Yes

JWJ

USGS

1780

Poor

Clear

NONE

1000

2011-07-07 10:57

PDT

Yes

JWJ

USGS

1540

Poor

Clear

NONE