USGS Surface Water for USA: Streamflow Measurements

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Streamflow Measurements for the Nation

USGS 16226700 South Halawa Stream nr H-3 Freeway, Oahu, HI

Honolulu County, Hawaii

Hydrologic Unit Code 20060000

Latitude 21°22'14.44", Longitude 157°54'36.08" NAD83

Gage datum 85 feet above LMSL

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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
42	2025-09-19 11:39:08	HST	Yes	AMP,RKN,BKO	USGS	6.55	9.59	0.00	1.00	Fair	VegetationModerate	NONE
41	2025-07-01 13:30	HST	Yes	AMP	USGS	0.00	9.24	0.00	0.00	Good	NoFlow	NONE
40	2025-04-16 12:59:19	HST	Yes	AMP, VBM,GJT	USGS	6.19	9.59	0.00	0.00	Good	DebrisLight	NONE
39	2024-11-22 10:25:51	HST	No
38	2024-05-28 11:43:37	HST	Yes	amp,cwy,rkn	USGS	0.50	9.32			Fair	DebrisLight	NONE
37	2023-08-17 11:08:42	HST	Yes	RKN,DSO,JPH,	USGS	6.64	9.59	0.00	0.87	Good	Clear	NONE
36	2023-07-05 11:23:29	HST	Yes	RKN	USGS	6.59	9.60	0.00	0.87	Good	Clear	NONE
35	2023-06-01 10:42:51	HST	Yes	RKN,HTP	USGS	0.10	9.25	0.00	0.85	Poor	DebrisModerate	NONE
34	2023-03-02 11:05:33	HST	Yes	RKN	USGS	12.2	9.76	0.00	0.95	Good	DebrisModerate	NONE
33	2023-03-02 09:43:44	HST	Yes	RKN	USGS	13.2	9.84	0.00	0.95	Good	DebrisModerate	NONE
32	2023-02-19 10:57:50	HST	Yes	RKN	USGS	6.26	9.57	0.00	1.02	Good	DebrisModerate	NONE
31	2023-02-19 09:26:10	HST	Yes	RKN	USGS	6.10	9.62	0.00	1.02	Good	DebrisModerate	NONE
30	2023-01-17 12:33:32	HST	Yes	RKN	USGS	6.25	9.58	0.00	1.13	Excellent	Clear	NONE
29	2022-12-01 10:19:30	HST	Yes	RKN	USGS	6.19	9.58	0.00	1.08	Good	Clear	NONE
28	2022-10-05 11:26:22	HST	Yes	RKN	USGS	6.59	9.59	0.00	1.12	Good		NONE
27	2022-09-23 12:49:59	HST	Yes	ldp, snr	USGS	6.49	9.61	-0.01	1.20	Good	DebrisModerate	NONE
26	2022-09-15 12:20:12	HST	Yes	RKN	USGS	6.91	9.59	0.00	1.05	Good	Clear	NONE
25	2022-08-26 11:42:20	HST	Yes	ldp, cwy	USGS	6.92	9.59	0.00	1.30	Fair	Clear	NONE
24	2022-08-18 14:10:54	HST	Yes	RKN	USGS	6.14	9.60	0.00	1.07	Good	DebrisModerate	NONE
23	2022-08-18 12:45:29	HST	Yes	RKN	USGS	6.25	9.65	0.00	1.07	Good	DebrisModerate	NONE
22	2022-07-22 10:29:02	HST	Yes	RKN	USGS	5.91	9.62	0.00	1.17	Good	VegetationLight	NONE
21	2022-06-24 09:58:31	HST	Yes	ldp	USGS	6.88	9.61	0.00	1.10	Good	DebrisLight	NONE
20	2022-06-02 10:16:46	HST	Yes	LDP,JKS	USGS	6.77	9.60	0.00	1.30	Good	Clear	NONE
19	2022-05-27 09:08:20	HST	Yes	ldp/rkn	USGS	6.87	9.60	0.00	1.20	Excellent	DebrisLight	NONE
18	2022-05-13 10:08:44	HST	Yes	ldp	USGS	6.27	9.60	0.00	1.30	Good	DebrisLight	NONE
17	2022-04-29 12:17:04	HST	Yes	RKN	USGS	6.07	9.59	0.00	1.20	Good	Clear	NONE
16	2022-04-21 12:31:57	HST	Yes	ldp/rkn	USGS	6.61	9.59	0.00	1.00	Good	Clear	NONE
15	2022-04-08 10:20:03	HST	Yes	RKN	USGS	6.84	9.59	0.00	1.17	Excellent	Clear	NONE
14	2022-03-31 10:35:11	HST	Yes	RKN	USGS	6.34	9.58	0.00	1.32	Good	Clear	NONE
13	2022-03-25 10:46:19	HST	Yes	ldp	USGS	6.70	9.61	-0.03	1.12	Good	Clear	NONE
12	2022-03-10 09:51:55	HST	No
11	2022-03-04 09:26:25	HST	Yes	RKN	USGS	6.88	9.60	0.00	1.30	Good	VegetationLight	NONE
10	2022-02-25 10:16:13	HST	Yes	RKN	USGS	6.87	9.60	0.00	1.12	Good	Clear	NONE
9	2022-02-17 08:51:43	HST	Yes	RKN	USGS	6.53	9.60	0.00	1.04	Good	VegetationLight	NONE
8	2022-02-11 11:01:18	HST	Yes	RKN	USGS	7.11	9.60	0.00	1.02	Good	Clear	NONE
7	2022-02-04 13:54:10	HST	No
6	2022-02-04 10:55:17	HST	Yes	RKN,LDP,JKS	USGS	6.76	9.60	0.00	1.05	Good	Clear	NONE
5	2022-01-29 15:58:41	HST	Yes	RKN,LDP	USGS	6.07	9.57	0.00	1.15	Good	Clear	NONE
4	2022-01-29 09:17:24	HST	Yes	RKN,LDP	USGS	0.06	9.27	0.00	0.12	Poor	Clear	NONE
3	2022-01-27 12:00:10	HST	No
2	2022-01-19 08:47:06	HST	Yes	SNR/RAR/TRB	USGS	0.39	9.29	0.00	0.50	Fair	Clear	NONE
1	2022-01-07 10:53:46	HST	Yes	RKN,LDP,SNR,	USGS	4.46	9.51	0.00	1.25	Good		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

2025-09-19 11:39:08

HST

Yes

AMP,RKN,BKO

USGS

6.55

9.59

0.00

1.00

Fair

VegetationModerate

NONE

2025-07-01 13:30

HST

Yes

AMP

USGS

0.00

9.24

0.00

Good

NoFlow

NONE

2025-04-16 12:59:19

HST

Yes

AMP, VBM,GJT

USGS

6.19

9.59

0.00

Good

DebrisLight

NONE

2024-11-22 10:25:51

HST

2024-05-28 11:43:37

HST

Yes

amp,cwy,rkn

USGS

0.50

9.32

Fair

DebrisLight

NONE

2023-08-17 11:08:42

HST

Yes

RKN,DSO,JPH,

USGS

6.64

9.59

0.00

0.87

Good

Clear

NONE

2023-07-05 11:23:29

HST

Yes

RKN

USGS

6.59

9.60

0.00

0.87

Good

Clear

NONE

2023-06-01 10:42:51

HST

Yes

RKN,HTP

USGS

0.10

9.25

0.00

0.85

Poor

DebrisModerate

NONE

2023-03-02 11:05:33

HST

Yes

RKN

USGS

12.2

9.76

0.00

0.95

Good

DebrisModerate

NONE

2023-03-02 09:43:44

HST

Yes

RKN

USGS

13.2

9.84

0.00

0.95

Good

DebrisModerate

NONE

2023-02-19 10:57:50

HST

Yes

RKN

USGS

6.26

9.57

0.00

1.02

Good

DebrisModerate

NONE

2023-02-19 09:26:10

HST

Yes

RKN

USGS

6.10

9.62

0.00

1.02

Good

DebrisModerate

NONE

2023-01-17 12:33:32

HST

Yes

RKN

USGS

6.25

9.58

0.00

1.13

Excellent

Clear

NONE

2022-12-01 10:19:30

HST

Yes

RKN

USGS

6.19

9.58

0.00

1.08

Good

Clear

NONE

2022-10-05 11:26:22

HST

Yes

RKN

USGS

6.59

9.59

0.00

1.12

Good

NONE

2022-09-23 12:49:59

HST

Yes

ldp, snr

USGS

6.49

9.61

-0.01

1.20

Good

DebrisModerate

NONE

2022-09-15 12:20:12

HST

Yes

RKN

USGS

6.91

9.59

0.00

1.05

Good

Clear

NONE

2022-08-26 11:42:20

HST

Yes

ldp, cwy

USGS

6.92

9.59

0.00

1.30

Fair

Clear

NONE

2022-08-18 14:10:54

HST

Yes

RKN

USGS

6.14

9.60

0.00

1.07

Good

DebrisModerate

NONE

2022-08-18 12:45:29

HST

Yes

RKN

USGS

6.25

9.65

0.00

1.07

Good

DebrisModerate

NONE

2022-07-22 10:29:02

HST

Yes

RKN

USGS

5.91

9.62

0.00

1.17

Good

VegetationLight

NONE

2022-06-24 09:58:31

HST

Yes

ldp

USGS

6.88

9.61

0.00

1.10

Good

DebrisLight

NONE

2022-06-02 10:16:46

HST

Yes

LDP,JKS

USGS

6.77

9.60

0.00

1.30

Good

Clear

NONE

2022-05-27 09:08:20

HST

Yes

ldp/rkn

USGS

6.87

9.60

0.00

1.20

Excellent

DebrisLight

NONE

2022-05-13 10:08:44

HST

Yes

ldp

USGS

6.27

9.60

0.00

1.30

Good

DebrisLight

NONE

2022-04-29 12:17:04

HST

Yes

RKN

USGS

6.07

9.59

0.00

1.20

Good

Clear

NONE

2022-04-21 12:31:57

HST

Yes

ldp/rkn

USGS

6.61

9.59

0.00

1.00

Good

Clear

NONE

2022-04-08 10:20:03

HST

Yes

RKN

USGS

6.84

9.59

0.00

1.17

Excellent

Clear

NONE

2022-03-31 10:35:11

HST

Yes

RKN

USGS

6.34

9.58

0.00

1.32

Good

Clear

NONE

2022-03-25 10:46:19

HST

Yes

ldp

USGS

6.70

9.61

-0.03

1.12

Good

Clear

NONE

2022-03-10 09:51:55

HST

2022-03-04 09:26:25

HST

Yes

RKN

USGS

6.88

9.60

0.00

1.30

Good

VegetationLight

NONE

2022-02-25 10:16:13

HST

Yes

RKN

USGS

6.87

9.60

0.00

1.12

Good

Clear

NONE

2022-02-17 08:51:43

HST

Yes

RKN

USGS

6.53

9.60

0.00

1.04

Good

VegetationLight

NONE

2022-02-11 11:01:18

HST

Yes

RKN

USGS

7.11

9.60

0.00

1.02

Good

Clear

NONE

2022-02-04 13:54:10

HST

2022-02-04 10:55:17

HST

Yes

RKN,LDP,JKS

USGS

6.76

9.60

0.00

1.05

Good

Clear

NONE

2022-01-29 15:58:41

HST

Yes

RKN,LDP

USGS

6.07

9.57

0.00

1.15

Good

Clear

NONE

2022-01-29 09:17:24

HST

Yes

RKN,LDP

USGS

0.06

9.27

0.00

0.12

Poor

Clear

NONE

2022-01-27 12:00:10

HST

2022-01-19 08:47:06

HST

Yes

SNR/RAR/TRB

USGS

0.39

9.29

0.00

0.50

Fair

Clear

NONE

2022-01-07 10:53:46

HST

Yes

RKN,LDP,SNR,

USGS

4.46

9.51

0.00

1.25

Good

NONE