USGS Surface Water for Pennsylvania: 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...

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.
Full News

Streamflow Measurements for Pennsylvania

Click to hide state-specific text

Webcams are available at the following streamgages in Pennsylvania: 01465500 | 01473000 | 01474500 | 01480870 | 01481000 | 01531500 | 01553500 | 03020500 | 03025500
Sign up for custom Water Alerts by text or email.

[!] Over the next year, the USGS Pennsylvania Water Science Center will be updating the geodetic vertical elevation (gage datum) for many locations. Click HERE for additional information including a current list of streamgages with upcoming datum changes. This update in gage datum does not affect the location of the streamgage, nor the observed local gage height or discharge recorded at the streamgage.

USGS 01478137 Trout Run at Avondale, PA

Chester County, Pennsylvania

Hydrologic Unit Code 02040205

Latitude 39°49'18", Longitude 75°46'46" NAD27

Drainage area 1.34 square miles

Gage datum 266.38 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
72	2024-04-15 12:31:40	EDT	Yes	DRG	USGS	2.40	1.96	0.00	0.30	Poor	Clear	NONE
71	2024-04-15 11:47:01	EDT	Yes	DRG	USGS	2.36	1.96	0.00	0.50	Fair	Clear	NONE
70	2024-02-14 11:51:30	EST	Yes	DRG	USGS	2.65	2.02	-0.01	0.20	Poor	DebrisLight	NONE
69	2024-02-14 11:00:31	EST	Yes	DRG	USGS	2.77	2.05	0.00	0.50	Fair	DebrisLight	NONE
68	2023-12-04 12:43:57	EST	Yes	DRG	USGS	0.88	1.85	0.00	0.50	Poor	Clear	NONE
67	2023-11-09 12:21:19	EST	Yes	JME	PA060	0.31	1.75	0.00	0.50	Fair	DebrisModerate	NONE
66	2023-10-27 11:12:16	EDT	Yes	HPC	USGS	0.24	1.78			Fair	DebrisModerate	NONE
65	2023-10-10 14:26:22	EDT	Yes	VJR	USGS	0.29	1.71	0.02	0.45	Fair	DebrisHeavy	NONE
64	2023-09-28 13:40:06	EDT	Yes	HPC JME	USGS	0.54	1.94	0.00	0.71	Fair	DebrisModerate	NONE
63	2023-09-28 13:36:25	EDT	Yes	HPC JME	USGS	0.55	1.94	0.00	0.60	Fair	DebrisModerate	NONE
62	2023-08-01 12:11:57	EDT	Yes	KTR	USGS	0.48	1.85	-0.01	0.30	Poor	DebrisHeavy	NONE
61	2023-08-01 11:15:59	EDT	Yes	KTR	USGS	0.48	2.08	0.00	0.40	Poor	DebrisHeavy	NONE
60	2023-05-31 12:54:28	EDT	Yes	JME	USGS	0.37	1.86	0.00	0.50	Poor	DebrisLight	NONE
59	2023-05-31 12:20:18	EDT	Yes	JME	USGS	0.44	1.86	0.00	0.46	Poor	DebrisLight	NONE
58	2023-04-17 12:46:33	EDT	Yes	KTR/BBB	USGS	1.21	1.96	0.00	0.50	Fair	DebrisLight	NONE
57	2023-02-01 11:03:30	EST	Yes	DRG	USGS	1.65	2.02	-0.01	0.40	Fair	DebrisModerate	NONE
56	2023-01-23 11:00:34	EST	Yes	pka	USGS	5.73	2.37	-0.01	0.33	Fair	DebrisModerate	NONE
55	2022-11-22 10:24:30	EST	Yes	KTR	USGS	0.91	2.43	0.00	0.20	Poor	DebrisHeavy	NONE
54	2022-11-08 14:16:17	EST	Yes	KJL	USGS	0.84	1.86	0.00	0.50	Fair	Clear	NONE
53	2022-11-07 14:46	EST	Yes	DRG/KJL	USGS	0.58	2.56	0.00	0.30	Poor	DebrisHeavy	NONE
52	2022-10-04 11:27	EDT	Yes	DRG	USGS	8.06	2.45	-0.02	0.25	Fair	DebrisLight	NONE
51	2022-07-25 11:24:55	EDT	Yes	JME/DRG	USGS	0.67	1.82	0.00	0.72	Fair	DebrisModerate	NONE
50	2022-07-25 11:22:45	EDT	Yes	JME/DRG	USGS	0.70	1.82	0.00	0.65	Fair	DebrisModerate	NONE
49	2022-06-07 13:57:30	EDT	Yes	DRG	USGS	0.61	1.81	0.00	0.20	Fair	DebrisLight	NONE
48	2022-06-07 13:35	EDT	Yes	DRG	USGS	0.61	1.82	-0.01	0.40	Fair	DebrisLight	NONE
47	2022-04-04 12:34:34	EDT	Yes	DRG	USGS	1.02	1.88	0.00	0.50	Fair	DebrisLight	NONE
46	2022-04-04 11:49:30	EDT	Yes	DRG	USGS	0.98	1.88	0.00	0.35	Fair	DebrisLight	NONE
45	2022-02-03 13:58	EST	Yes	DRG	USGS	2.47	2.10	0.00	0.20	Poor	Clear	NONE
44	2021-12-07 13:36	EST	Yes	DRG	USGS	0.80	1.88	0.00	0.30	Fair	DebrisLight	NONE
43	2021-10-06 13:42:29	EDT	Yes	DRG	USGS	1.00	1.90	0.00	0.50	Poor	DebrisLight	NONE
42	2021-08-02 11:34	EDT	Yes	DRG	USGS	0.45	1.80	0.00	0.40	Fair	DebrisLight	NONE
41	2021-06-01 13:17	EDT	Yes	DRG	USGS	1.23	1.94	0.00	0.40	Fair	Clear	NONE
40	2021-04-09 10:57:49	EDT	Yes	DRG	USGS	1.49	2.01	0.00	0.45	Fair	DebrisLight	NONE
39	2021-02-08 11:05:30	EST	Yes	DRG	USGS	1.73	2.02	0.00	0.35	Fair	Clear	NONE
38	2020-12-08 14:09	EST	Yes	DRG	USGS	2.17	2.06	0.00	0.33	Fair	Clear	NONE
37	2020-10-14 12:36	EDT	Yes	DRG	USGS	0.97	1.93	0.00	0.40	Fair	DebrisModerate	NONE
36	2020-08-18 11:57	EDT	Yes	DRG	USGS	2.11	2.07	0.00	0.30	Fair	DebrisLight	NONE
35	2020-08-04 11:29	EDT	Yes	DRG/PNK	USGS	496	6.83	-0.05	0.15	Poor	Clear	NONE
34	2020-08-04 10:38:13	EDT	Yes	DRG/PNK	USGS	268	5.60	0.30	0.12	Poor	Clear	NONE
33	2020-08-04 10:23:45	EDT	Yes	DRG/PNK	USGS	197	5.10	0.30	0.22	Poor	Clear	NONE
32	2020-07-30 12:05	EDT	Yes	KTR	USGS	0.35	1.75	0.00	0.38	Poor	Clear	NONE
31	2020-06-23 14:14:30	EDT	Yes	DRG	USGS	0.61	2.08	0.00	0.23	Poor	DebrisHeavy	NONE
30	2020-06-23 13:48	EDT	Yes	DRG	USGS	0.47	2.08	0.00	0.42	Poor	DebrisHeavy	NONE
29	2020-05-13 13:02:30	EDT	Yes	DRG	USGS	1.19	1.93	0.00	0.33	Poor	DebrisModerate	NONE
28	2020-03-17 12:50:35	EDT	Yes	pka	USGS	1.47	1.93	0.00	0.40	Fair	VegetationLight	NONE
27	2020-01-31 14:00:20	EST	Yes	DRG	USGS	1.45	1.95	0.00	0.47	Fair	VegetationLight	NONE
26	2019-12-09 15:21:30	EST	Yes	DRG	USGS	10.3	2.53	0.05	0.27	Poor	Clear	NONE
25	2019-12-09 14:53	EST	Yes	DRG	USGS	7.58	2.41	0.04	0.25	Poor	Clear	NONE
24	2019-12-09 14:22:30	EST	Yes	DRG	USGS	5.95	2.34	0.03	0.23	Poor	Clear	NONE
23	2019-12-09 13:53:30	EST	Yes	DRG	USGS	3.85	2.24	0.05	0.27	Poor	Clear	NONE
22	2019-12-09 13:17	EST	Yes	DRG	USGS	2.29	2.10	0.04	0.28	Poor	Clear	NONE
21	2019-12-06 14:17:49	EST	Yes	DRG/PNK	USGS	0.74	1.87	0.00	0.60	Poor	Clear	NONE
20	2011-10-25 14:00	EDT	Yes	AGR	USGS	1.54	1.90			Good	DebrisLight	NONE
19	2002-12-02 10:45	EST	Yes	AGR	USGS	1.13	1.92	0.00	0.50	Fair	VegetationLight	NONE
18	1998-10-30 12:20	EST	Yes	AJT	USGS	0.32	1.77	0.00	0.20	Poor	DebrisModerate	NONE
17	1998-10-06 11:43	EDT	Yes	DCH/AJT	USGS	0.38	1.74	0.00	0.30	Fair	DebrisLight	NONE
16	1998-08-31 11:33	EDT	Yes	DCH/AJT	USGS	0.38	1.73	0.00	0.30	Fair	DebrisLight	NONE
15	1998-07-27 13:05	EDT	Yes	DCH	USGS	0.59	1.77	0.00	0.20	Fair	Clear	NONE
14	1998-06-29 11:30	EDT	Yes	DCH/AJT	USGS	0.91	1.85	-0.01	0.20	Fair	DebrisLight	NONE
13	1998-05-28 12:35	EDT	Yes	DCH	USGS	1.06	1.85	0.00	0.40	Good	Clear	NONE
12	1998-04-20 12:05	EDT	Yes	DCH	USGS	1.85	1.93	0.00	0.30	Good	Clear	NONE
11	1998-03-24 13:00	EST	Yes	DCH	USGS	2.57	1.96	0.00	0.40	Good	Clear	NONE
10	1998-03-09 14:20	EST	Yes	DCH/JEB	USGS	13.1	2.41	0.10	0.50	Good	Clear	NONE
9	1998-02-18 14:15	EST	Yes	DCH/JEB	USGS	2.90	1.99	-0.02	0.40	Good	Clear	NONE
8	1998-01-23 15:40	EST	Yes	AJT/DCH	USGS	46.2	3.43	0.01	0.20	Fair	Clear	NONE
7	1998-01-21 13:05	EST	Yes	DCH	USGS	0.96	1.81	0.00	0.30	Poor	Clear	NONE
6	1997-12-17 12:45	EST	Yes	DCH/AJT	USGS	0.63	1.80	0.00	0.40	Good	DebrisLight	NONE
5	1997-11-24 13:50	EST	Yes	DCH	USGS	0.71	1.82	0.00	0.50	Good	Clear	NONE
4	1997-10-08 11:55	EDT	Yes	DCH	USGS	0.33	1.72	0.00	0.30	Fair	Clear	NONE
3	1997-09-11 11:25	EDT	Yes	DCH/AJT	USGS	8.87	2.24	-0.13	0.20	Good	Clear	NONE
2	1997-08-05 12:45	EDT	Yes	DCH	USGS	0.36	1.73	0.00	0.20	Fair	DebrisLight	NONE
1	1997-06-11 10:05	EDT	Yes	DCH/AJT	USGS	0.78	1.80	0.00	0.20	Good	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

2024-04-15 12:31:40

EDT

Yes

DRG

USGS

2.40

1.96

0.00

0.30

Poor

Clear

NONE

2024-04-15 11:47:01

EDT

Yes

DRG

USGS

2.36

1.96

0.00

0.50

Fair

Clear

NONE

2024-02-14 11:51:30

EST

Yes

DRG

USGS

2.65

2.02

-0.01

0.20

Poor

DebrisLight

NONE

2024-02-14 11:00:31

EST

Yes

DRG

USGS

2.77

2.05

0.00

0.50

Fair

DebrisLight

NONE

2023-12-04 12:43:57

EST

Yes

DRG

USGS

0.88

1.85

0.00

0.50

Poor

Clear

NONE

2023-11-09 12:21:19

EST

Yes

JME

PA060

0.31

1.75

0.00

0.50

Fair

DebrisModerate

NONE

2023-10-27 11:12:16

EDT

Yes

HPC

USGS

0.24

1.78

Fair

DebrisModerate

NONE

2023-10-10 14:26:22

EDT

Yes

VJR

USGS

0.29

1.71

0.02

0.45

Fair

DebrisHeavy

NONE

2023-09-28 13:40:06

EDT

Yes

HPC JME

USGS

0.54

1.94

0.00

0.71

Fair

DebrisModerate

NONE

2023-09-28 13:36:25

EDT

Yes

HPC JME

USGS

0.55

1.94

0.00

0.60

Fair

DebrisModerate

NONE

2023-08-01 12:11:57

EDT

Yes

KTR

USGS

0.48

1.85

-0.01

0.30

Poor

DebrisHeavy

NONE

2023-08-01 11:15:59

EDT

Yes

KTR

USGS

0.48

2.08

0.00

0.40

Poor

DebrisHeavy

NONE

2023-05-31 12:54:28

EDT

Yes

JME

USGS

0.37

1.86

0.00

0.50

Poor

DebrisLight

NONE

2023-05-31 12:20:18

EDT

Yes

JME

USGS

0.44

1.86

0.00

0.46

Poor

DebrisLight

NONE

2023-04-17 12:46:33

EDT

Yes

KTR/BBB

USGS

1.21

1.96

0.00

0.50

Fair

DebrisLight

NONE

2023-02-01 11:03:30

EST

Yes

DRG

USGS

1.65

2.02

-0.01

0.40

Fair

DebrisModerate

NONE

2023-01-23 11:00:34

EST

Yes

pka

USGS

5.73

2.37

-0.01

0.33

Fair

DebrisModerate

NONE

2022-11-22 10:24:30

EST

Yes

KTR

USGS

0.91

2.43

0.00

0.20

Poor

DebrisHeavy

NONE

2022-11-08 14:16:17

EST

Yes

KJL

USGS

0.84

1.86

0.00

0.50

Fair

Clear

NONE

2022-11-07 14:46

EST

Yes

DRG/KJL

USGS

0.58

2.56

0.00

0.30

Poor

DebrisHeavy

NONE

2022-10-04 11:27

EDT

Yes

DRG

USGS

8.06

2.45

-0.02

0.25

Fair

DebrisLight

NONE

2022-07-25 11:24:55

EDT

Yes

JME/DRG

USGS

0.67

1.82

0.00

0.72

Fair

DebrisModerate

NONE

2022-07-25 11:22:45

EDT

Yes

JME/DRG

USGS

0.70

1.82

0.00

0.65

Fair

DebrisModerate

NONE

2022-06-07 13:57:30

EDT

Yes

DRG

USGS

0.61

1.81

0.00

0.20

Fair

DebrisLight

NONE

2022-06-07 13:35

EDT

Yes

DRG

USGS

0.61

1.82

-0.01

0.40

Fair

DebrisLight

NONE

2022-04-04 12:34:34

EDT

Yes

DRG

USGS

1.02

1.88

0.00

0.50

Fair

DebrisLight

NONE

2022-04-04 11:49:30

EDT

Yes

DRG

USGS

0.98

1.88

0.00

0.35

Fair

DebrisLight

NONE

2022-02-03 13:58

EST

Yes

DRG

USGS

2.47

2.10

0.00

0.20

Poor

Clear

NONE

2021-12-07 13:36

EST

Yes

DRG

USGS

0.80

1.88

0.00

0.30

Fair

DebrisLight

NONE

2021-10-06 13:42:29

EDT

Yes

DRG

USGS

1.00

1.90

0.00

0.50

Poor

DebrisLight

NONE

2021-08-02 11:34

EDT

Yes

DRG

USGS

0.45

1.80

0.00

0.40

Fair

DebrisLight

NONE

2021-06-01 13:17

EDT

Yes

DRG

USGS

1.23

1.94

0.00

0.40

Fair

Clear

NONE

2021-04-09 10:57:49

EDT

Yes

DRG

USGS

1.49

2.01

0.00

0.45

Fair

DebrisLight

NONE

2021-02-08 11:05:30

EST

Yes

DRG

USGS

1.73

2.02

0.00

0.35

Fair

Clear

NONE

2020-12-08 14:09

EST

Yes

DRG

USGS

2.17

2.06

0.00

0.33

Fair

Clear

NONE

2020-10-14 12:36

EDT

Yes

DRG

USGS

0.97

1.93

0.00

0.40

Fair

DebrisModerate

NONE

2020-08-18 11:57

EDT

Yes

DRG

USGS

2.11

2.07

0.00

0.30

Fair

DebrisLight

NONE

2020-08-04 11:29

EDT

Yes

DRG/PNK

USGS

496

6.83

-0.05

0.15

Poor

Clear

NONE

2020-08-04 10:38:13

EDT

Yes

DRG/PNK

USGS

268

5.60

0.30

0.12

Poor

Clear

NONE

2020-08-04 10:23:45

EDT

Yes

DRG/PNK

USGS

197

5.10

0.30

0.22

Poor

Clear

NONE

2020-07-30 12:05

EDT

Yes

KTR

USGS

0.35

1.75

0.00

0.38

Poor

Clear

NONE

2020-06-23 14:14:30

EDT

Yes

DRG

USGS

0.61

2.08

0.00

0.23

Poor

DebrisHeavy

NONE

2020-06-23 13:48

EDT

Yes

DRG

USGS

0.47

2.08

0.00

0.42

Poor

DebrisHeavy

NONE

2020-05-13 13:02:30

EDT

Yes

DRG

USGS

1.19

1.93

0.00

0.33

Poor

DebrisModerate

NONE

2020-03-17 12:50:35

EDT

Yes

pka

USGS

1.47

1.93

0.00

0.40

Fair

VegetationLight

NONE

2020-01-31 14:00:20

EST

Yes

DRG

USGS

1.45

1.95

0.00

0.47

Fair

VegetationLight

NONE

2019-12-09 15:21:30

EST

Yes

DRG

USGS

10.3

2.53

0.05

0.27

Poor

Clear

NONE

2019-12-09 14:53

EST

Yes

DRG

USGS

7.58

2.41

0.04

0.25

Poor

Clear

NONE

2019-12-09 14:22:30

EST

Yes

DRG

USGS

5.95

2.34

0.03

0.23

Poor

Clear

NONE

2019-12-09 13:53:30

EST

Yes

DRG

USGS

3.85

2.24

0.05

0.27

Poor

Clear

NONE

2019-12-09 13:17

EST

Yes

DRG

USGS

2.29

2.10

0.04

0.28

Poor

Clear

NONE

2019-12-06 14:17:49

EST

Yes

DRG/PNK

USGS

0.74

1.87

0.00

0.60

Poor

Clear

NONE

2011-10-25 14:00

EDT

Yes

AGR

USGS

1.54

1.90

Good

DebrisLight

NONE

2002-12-02 10:45

EST

Yes

AGR

USGS

1.13

1.92

0.00

0.50

Fair

VegetationLight

NONE

1998-10-30 12:20

EST

Yes

AJT

USGS

0.32

1.77

0.00

0.20

Poor

DebrisModerate

NONE

1998-10-06 11:43

EDT

Yes

DCH/AJT

USGS

0.38

1.74

0.00

0.30

Fair

DebrisLight

NONE

1998-08-31 11:33

EDT

Yes

DCH/AJT

USGS

0.38

1.73

0.00

0.30

Fair

DebrisLight

NONE

1998-07-27 13:05

EDT

Yes

DCH

USGS

0.59

1.77

0.00

0.20

Fair

Clear

NONE

1998-06-29 11:30

EDT

Yes

DCH/AJT

USGS

0.91

1.85

-0.01

0.20

Fair

DebrisLight

NONE

1998-05-28 12:35

EDT

Yes

DCH

USGS

1.06

1.85

0.00

0.40

Good

Clear

NONE

1998-04-20 12:05

EDT

Yes

DCH

USGS

1.85

1.93

0.00

0.30

Good

Clear

NONE

1998-03-24 13:00

EST

Yes

DCH

USGS

2.57

1.96

0.00

0.40

Good

Clear

NONE

1998-03-09 14:20

EST

Yes

DCH/JEB

USGS

13.1

2.41

0.10

0.50

Good

Clear

NONE

1998-02-18 14:15

EST

Yes

DCH/JEB

USGS

2.90

1.99

-0.02

0.40

Good

Clear

NONE

1998-01-23 15:40

EST

Yes

AJT/DCH

USGS

46.2

3.43

0.01

0.20

Fair

Clear

NONE

1998-01-21 13:05

EST

Yes

DCH

USGS

0.96

1.81

0.00

0.30

Poor

Clear

NONE

1997-12-17 12:45

EST

Yes

DCH/AJT

USGS

0.63

1.80

0.00

0.40

Good

DebrisLight

NONE

1997-11-24 13:50

EST

Yes

DCH

USGS

0.71

1.82

0.00

0.50

Good

Clear

NONE

1997-10-08 11:55

EDT

Yes

DCH

USGS

0.33

1.72

0.00

0.30

Fair

Clear

NONE

1997-09-11 11:25

EDT

Yes

DCH/AJT

USGS

8.87

2.24

-0.13

0.20

Good

Clear

NONE

1997-08-05 12:45

EDT

Yes

DCH

USGS

0.36

1.73

0.00

0.20

Fair

DebrisLight

NONE

1997-06-11 10:05

EDT

Yes

DCH/AJT

USGS

0.78

1.80

0.00

0.20

Good

Clear

NONE