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Streamflow Measurements for the Nation

! Streamflow measurement pages will be decommissioned in early 2026. Please find the modernized pages in WDFN that suit you best. Learn more about our modernization plans and timeline and new pages.

USGS 15074000 ELLA C NR KETCHIKAN AK
Ketchikan Gateway Borough, Alaska
Hydrologic Unit Code 19010102
Latitude  55°30'20", Longitude 131°01'25" NAD27
Drainage area 18.5  square miles
Gage datum 150 feet above NGVD29
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
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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 		 Channel
Number		 Channel
Name		 Meas.
type 		 Stream
flow
method 		 Velocity
method 		 Channel
flow
(ft3/s)		 Channel
width
(ft)		 Channel
area
(ft2)		 Channel
vel.
(ft/s)		 Channel
stability 		 Channel
material 		 Channel
evenness 		 Long.
vel.
desc. 		 Horz.
vel.
desc. 		 Vert.
vel.
desc. 		 Channel
loc.
code 		 Channel
loc.
dist.(ft)
671958-10-18 01:40AKSTYesjmcUSGS4033.090.201.20GoodClearNONE1Imported Channel 1CWAYunspeunkno40378.03191.26UNSPUNSPUNSPunknUNSPUNSPUNSP
661958-08-14 08:40AKSTYescehUSGS2582.680.011.00GoodClearNONE1Imported Channel 1WADEunspeunkno25879.02800.92UNSPUNSPUNSPunknUNSPUNSPUNSP
651958-06-23 -- ----YesstuUSGS24.61.34 GoodClearNONE1Imported Channel 1WADEunspeunkno24.640.018.01.37UNSPUNSPUNSPunknUNSPUNSPUNSP
641958-04-22 08:20AKSTYescehUSGS2352.52 GoodClearNONE1Imported Channel 1CWAYunspeunkno23579.02590.91UNSPUNSPUNSPunknUNSPUNSPUNSP
631958-02-12 01:35AKSTYesjmcUSGS65.21.66 GoodClearNONE1Imported Channel 1WADEunspeunkno65.277.01780.37UNSPUNSPUNSPunknUNSPUNSPUNSP
621957-12-09 09:40AKSTYesalkUSGS3392.88 GoodClearNONE1Imported Channel 1CWAYunspeunkno33977.02981.14UNSPUNSPUNSPunknUNSPUNSPUNSP
611957-09-16 01:30AKSTYesrimUSGS1181.96-0.010.80FairClearNONE1Imported Channel 1WADEunspeunkno11877.076.71.54UNSPUNSPUNSPunknUNSPUNSPUNSP
601957-07-08 13:30AKSTYessmaUSGS1582.14 GoodClearNONE1Imported Channel 1CWAYunspeunkno15879.02420.65UNSPUNSPUNSPunknUNSPUNSPUNSP
591957-05-07 02:30AKSTYessmaUSGS3122.75 GoodClearNONE1Imported Channel 1CWAYunspeunkno31279.02881.08UNSPUNSPUNSPunknUNSPUNSPUNSP
581957-03-10 12:25AKSTYesbeaUSGS38.41.46 GoodClearNONE1Imported Channel 1WADEunspeunkno38.445.023.41.64UNSPUNSPUNSPunknUNSPUNSPUNSP
571956-12-12 11:55AKSTYesjpsUSGS89.31.92 GoodClearNONE1Imported Channel 1CWAYunspeunkno89.319.02160.41UNSPUNSPUNSPunknUNSPUNSPUNSP
561956-10-08 12:50AKSTYesbeaUSGS3472.89 GoodClearNONE1Imported Channel 1CWAYunspeunkno34778.02901.20UNSPUNSPUNSPunknUNSPUNSPUNSP
551956-08-30 11:55AKSTYesrimUSGS3712.930.020.80GoodClearNONE1Imported Channel 1CWAYunspeunkno37178.02961.25UNSPUNSPUNSPunknUNSPUNSPUNSP
541956-06-11 09:40AKSTYesbeaUSGS1612.26 GoodClearNONE1Imported Channel 1CWAYunspeunkno16179.02390.67UNSPUNSPUNSPunknUNSPUNSPUNSP
531956-03-06 11:00AKSTYesdavUSGS43.21.50 GoodClearNONE1Imported Channel 1WADEunspeunkno43.250.023.71.82UNSPUNSPUNSPunknUNSPUNSPUNSP
521956-01-22 02:35AKSTYesdavUSGS6801.68 GoodClearNONE1Imported Channel 1WADEunspeunkno68052.031.02.19UNSPUNSPUNSPunknUNSPUNSPUNSP
511955-11-09 09:30AKSTYesrimUSGS8184.010.010.90ExcellentClearNONE1Imported Channel 1CWAYunspeunkno81878.03772.18UNSPUNSPUNSPunknUNSPUNSPUNSP
501955-09-01 09:25AKSTYesdavUSGS2942.71-0.060.80GoodClearNONE1Imported Channel 1CWAYunspeunkno29478.02841.04UNSPUNSPUNSPunknUNSPUNSPUNSP
491955-06-13 02:40AKSTYesverUSGS2282.49 GoodClearNONE1Imported Channel 1CWAYunspeunkno22874.02520.90UNSPUNSPUNSPunknUNSPUNSPUNSP
481955-05-09 09:20AKSTYesverUSGS2352.540.031.30GoodClearNONE1Imported Channel 1CWAYunspeunkno23576.02610.90UNSPUNSPUNSPunknUNSPUNSPUNSP
471955-03-21 10:00AKSTYesritUSGS89.21.85 ExcellentClearNONE1Imported Channel 1CWAYunspeunkno89.275.02060.43UNSPUNSPUNSPunknUNSPUNSPUNSP
461955-02-06 01:25AKSTYesdavUSGS3282.89 ExcellentClearNONE1Imported Channel 1CWAYunspeunkno32878.02911.13UNSPUNSPUNSPunknUNSPUNSPUNSP
451954-10-25 03:10AKSTYesbeaUSGS4633.17 ExcellentClearNONE1Imported Channel 1CWAYunspeunkno46377.03141.48UNSPUNSPUNSPunknUNSPUNSPUNSP
441954-08-18 09:05AKSTYesalkUSGS55.61.49 GoodClearNONE1Imported Channel 1WADEunspeunkno55.696.01200.46UNSPUNSPUNSPunknUNSPUNSPUNSP
431954-07-12 09:50AKSTYesalkUSGS1151.96 GoodClearNONE1Imported Channel 1CWAYunspeunkno11576.02230.52UNSPUNSPUNSPunknUNSPUNSPUNSP
421954-06-08 10:20AKSTYesrimUSGS2352.46 GoodClearNONE1Imported Channel 1CWAYunspeunkno2351282.660.88UNSPUNSPUNSPunknUNSPUNSPUNSP
411954-04-14 09:40AKSTYesalkUSGS2682.58 GoodClearNONE1Imported Channel 1WADEunspeunkno26878.099.62.69UNSPUNSPUNSPunknUNSPUNSPUNSP
401954-02-12 05:45AKSTYessmoUSGS3972.99-0.011.00GoodClearNONE1Imported Channel 1CWAYunspeunkno39780.03021.31UNSPUNSPUNSPunknUNSPUNSPUNSP
391953-12-02 01:30AKSTYesrimUSGS1952.37-0.010.60GoodClearNONE1Imported Channel 1WADEunspeunkno19579.097.22.01UNSPUNSPUNSPunknUNSPUNSPUNSP
381953-10-12 02:30AKSTYesjgUSGS4853.24-0.011.00GoodClearNONE1Imported Channel 1CWAYunspeunkno48578.03131.56UNSPUNSPUNSPunknUNSPUNSPUNSP
371953-08-19 09:30AKSTYesalkUSGS70.01.65 GoodClearNONE1Imported Channel 1WADEunspeunkno70.078.51110.63UNSPUNSPUNSPunknUNSPUNSPUNSP
361953-06-16 01:25AKSTYesalkUSGS1552.14 GoodClearNONE1Imported Channel 1WADEunspeunkno15576.01111.34UNSPUNSPUNSPunknUNSPUNSPUNSP
351953-04-08 02:40AKSTYesalkUSGS1562.25 GoodClearNONE1Imported Channel 1CWAYunspeunkno15678.02450.64UNSPUNSPUNSPunknUNSPUNSPUNSP
341953-02-09 11:30AKSTYesalkUSGS2722.620.040.60GoodClearNONE1Imported Channel 1WADEunspeunkno2725.001381.97UNSPUNSPUNSPunknUNSPUNSPUNSP
331952-12-06 10:55AKSTYesrimUSGS1192.02 GoodClearNONE1Imported Channel 1WADEunspeunkno11966.095.31.25UNSPUNSPUNSPunknUNSPUNSPUNSP
321952-10-28 12:25AKSTYesrimUSGS2182.44 GoodClearNONE1Imported Channel 1CWAYunspeunkno21876.02590.84UNSPUNSPUNSPunknUNSPUNSPUNSP
311952-09-18 10:30AKSTYesrimUSGS298267.00 ExcellentClearNONE1Imported Channel 1WADEunspeunkno29878.02801.06UNSPUNSPUNSPunknUNSPUNSPUNSP
301952-06-24 03:10AKSTYesrimUSGS2322.44 GoodClearNONE1Imported Channel 1CWAYunspeunkno23277.02610.88UNSPUNSPUNSPunknUNSPUNSPUNSP
291952-05-20 01:50AKSTYesalkUSGS3872.95 GoodClearNONE1Imported Channel 1CWAYunspeunkno38777.03001.29UNSPUNSPUNSPunknUNSPUNSPUNSP
281952-04-01 10:30AKSTYesalkUSGS1782.25 GoodClearNONE1Imported Channel 1WADEunspeunkno17868.068.22.61UNSPUNSPUNSPunknUNSPUNSPUNSP
271952-02-07 10:55AKSTYesalkUSGS3102.82-0.011.30GoodClearNONE1Imported Channel 1CWAYunspeunkno31074.02591.20UNSPUNSPUNSPunknUNSPUNSPUNSP
261951-12-03 11:35AKSTYesalkUSGS1402.07 GoodClearNONE1Imported Channel 1WADEunspeunkno14077.01420.99UNSPUNSPUNSPunknUNSPUNSPUNSP
251951-10-25 02:10AKSTYesrimUSGS97.91.86 GoodClearNONE1Imported Channel 1WADEunspeunkno97.982.01660.59UNSPUNSPUNSPunknUNSPUNSPUNSP
241951-09-13 12:55AKSTYesrjgUSGS1382.10-0.011.60GoodClearNONE1Imported Channel 1CWAYunspeunkno13880.02360.59UNSPUNSPUNSPunknUNSPUNSPUNSP
231951-07-30 03:20AKSTYesrimUSGS75.47.68 GoodClearNONE1Imported Channel 1WADEunspeunkno75.48.2015.20.50UNSPUNSPUNSPunknUNSPUNSPUNSP
221951-05-25 13:20AKSTYesrimUSGS4963.22 GoodClearNONE1Imported Channel 1WADEunspeunkno49679.032.21.54UNSPUNSPUNSPunknUNSPUNSPUNSP
211951-04-21 09:40AKSTYesalkUSGS1602.17-0.014.00GoodClearNONE1Imported Channel 1CWAYunspeunkno16077.024.20.66UNSPUNSPUNSPunknUNSPUNSPUNSP
201951-04-21 08:40AKSTYesgorUSGS1622.18-0.014.10GoodClearNONE1Imported Channel 1WADEunspeunkno16282.01940.84UNSPUNSPUNSPunknUNSPUNSPUNSP
191951-02-13 02:15AKSTYesalkUSGS34.21.39 GoodClearNONE1Imported Channel 1WADEunspeunkno34.246.025.01.37UNSPUNSPUNSPunknUNSPUNSPUNSP
181950-12-09 10:30AKSTYesalkUSGS2552.59 GoodClearNONE1Imported Channel 1WADEunspeunkno25581.01252.02UNSPUNSPUNSPunknUNSPUNSPUNSP
171950-11-02 09:45AKSTYesalkUSGS2432.460.102.00GoodClearNONE1Imported Channel 1WADEunspeunkno24391.02141.14UNSPUNSPUNSPunknUNSPUNSPUNSP
161950-10-31 10:00AKSTYesalkUSGS1392.05 FairClearNONE1Imported Channel 1WADEunspeunkno13991.01710.81UNSPUNSPUNSPunknUNSPUNSPUNSP
151950-09-19 10:00AKSTYesrimUSGS1011.800.010.60GoodClearNONE1Imported Channel 1WADEunspeunkno10183.098.31.03UNSPUNSPUNSPunknUNSPUNSPUNSP
141950-04-10 10:00AKSTYesalkUSGS2222.45-0.012.90GoodClearNONE1Imported Channel 1CWAYunspeunkno22278.02420.92UNSPUNSPUNSPunknUNSPUNSPUNSP
131950-03-10 10:10AKSTYesrimUSGS1302.00 GoodClearNONE1Imported Channel 1WADEunspeunkno13099.01770.73UNSPUNSPUNSPunknUNSPUNSPUNSP
121949-12-14 02:15AKSTYesrimUSGS1512.050.010.60ExcellentClearNONE1Imported Channel 1WADEunspeunkno15172.064.42.34UNSPUNSPUNSPunknUNSPUNSPUNSP
111949-10-28 10:23AKSTYesalkUSGS5043.26-0.011.20ExcellentClearNONE1Imported Channel 1CWAYunspeunkno50478.03071.64UNSPUNSPUNSPunknUNSPUNSPUNSP
101949-08-17 09:30AKSTYesrimUSGS2602.52 ExcellentClearNONE1Imported Channel 1CWAYunspeunkno26078.02660.98UNSPUNSPUNSPunknUNSPUNSPUNSP
91949-05-30 09:10AKSTYesrimUSGS3022.67 GoodClearNONE1Imported Channel 1CWAYunspeunkno30278.02761.09UNSPUNSPUNSPunknUNSPUNSPUNSP
81949-03-24 04:15AKSTYesrimUSGS1642.14 GoodClearNONE1Imported Channel 1WADEunspeunkno16483.01281.28UNSPUNSPUNSPunknUNSPUNSPUNSP
71948-10-14 10:50AKSTYesrimUSGS4743.10-0.011.50GoodClearNONE1Imported Channel 1CWAYunspeunkno47478.03131.52UNSPUNSPUNSPunknUNSPUNSPUNSP
61948-08-07 10:45AKSTYesrimUSGS70.51.67 GoodClearNONE1Imported Channel 1WADEunspeunkno70.576.02030.35UNSPUNSPUNSPunknUNSPUNSPUNSP
51948-03-09 11:35AKSTYesrimUSGS1882.23 GoodClearNONE1Imported Channel 1WADEunspeunkno18877.078.22.40UNSPUNSPUNSPunknUNSPUNSPUNSP
41948-01-08 11:05AKSTYesrimUSGS2302.39 GoodClearNONE1Imported Channel 1WADEunspeunkno23080.097.52.36UNSPUNSPUNSPunknUNSPUNSPUNSP
31947-08-11 01:40AKSTYesrimUSGS1061.87 GoodClearNONE1Imported Channel 1WADEunspeunkno10675.02130.50UNSPUNSPUNSPunknUNSPUNSPUNSP
21947-07-02 01:40AKSTYesrimUSGS2062.31 GoodClearNONE1Imported Channel 1WADEunspeunkno20681.02080.99UNSPUNSPUNSPunknUNSPUNSPUNSP
11946-09-05 12:30AKSTYesdeaUSGS70.41.61 GoodClearNONE1Imported Channel 1WADEunspeunkno70.482.01510.47UNSPUNSPUNSPunknUNSPUNSPUNSP
31A1937-10-12 11:10AKSTYesrrrUSGS2282.45 GoodClearNONE1Imported Channel 1CWAYunspeunkno22883.02201.04UNSPUNSPUNSPunknUNSPUNSPUNSP
29A1934-09-22 10:25AKSTYeschiUSGS1532.09 GoodClearNONE1Imported Channel 1CWAYunspeunkno15385.01920.70UNSPUNSPUNSPunknUNSPUNSPUNSP
28A1934-07-12 03:45AKSTYeschiUSGS1812.20 GoodClearNONE1Imported Channel 1CWAYunspeunkno18182.02500.70UNSPUNSPUNSPunknUNSPUNSPUNSP
21A1934-01-15 01:30AKSTYescrsUSGS2972.55 GoodClearNONE1Imported Channel 1WADEunspeunkno29781.02321.20UNSPUNSPUNSPunknUNSPUNSPUNSP
20A1930-12-27 -- ----YesusgUSGS6973.62 GoodClearNONE1Imported Channel 1UNSPother 697 UNSPUNSPUNSPunknUNSPUNSPUNSP
19A1930-12-07 02:30AKSTYesusgUSGS13504.98 GoodClearNONE1Imported Channel 1WADEunspeunkno135095.04433.12UNSPUNSPUNSPunknUNSPUNSPUNSP
18A1930-08-08 -- ----YesusgUSGS42.01.42 GoodClearNONE1Imported Channel 1WADEunspeunkno42.078.01280.33UNSPUNSPUNSPunknUNSPUNSPUNSP
17A1930-05-03 08:15AKSTYesusgUSGS2372.40 GoodClearNONE1Imported Channel 1WADEunspeunkno23783.02111.10UNSPUNSPUNSPunknUNSPUNSPUNSP
16A1930-01-07 11:40AKSTYesusgUSGS1341.90 GoodClearNONE1Imported Channel 1WADEunspeunkno13483.01700.70UNSPUNSPUNSPunknUNSPUNSPUNSP
15A1929-10-04 08:00AKSTYesusgUSGS2352.382.382.40GoodClearNONE1Imported Channel 1WADEunspeunkno23585.02181.00UNSPUNSPUNSPunknUNSPUNSPUNSP
14A1929-07-19 04:15AKSTYesusgUSGS90.01.85 GoodClearNONE1Imported Channel 1WADEunspeunkno90.083.01700.50UNSPUNSPUNSPunknUNSPUNSPUNSP
13A1929-04-01 08:30AKSTYesusgUSGS1271.93 GoodClearNONE1Imported Channel 1WADEunspeunkno12785.01740.70UNSPUNSPUNSPunknUNSPUNSPUNSP
9A1928-03-31 08:30AKSTYesusgUSGS2452.40 GoodClearNONE1Imported Channel 1WADEunspeunkno24590.02121.10UNSPUNSPUNSPunknUNSPUNSPUNSP
8A1928-02-12 11:00AKSTYesdawUSGS4853.07 GoodClearNONE1Imported Channel 1WADEunspeunkno48585.02671.82UNSPUNSPUNSPunknUNSPUNSPUNSP
7A1928-01-26 12:00AKSTYeswdaUSGS2022.21 GoodClearNONE1Imported Channel 1WADEunspeunkno20286.01961.03UNSPUNSPUNSPunknUNSPUNSPUNSP
6A1927-12-04 12:20AKSTYesrayUSGS3422.80 GoodClearNONE1Imported Channel 1CWAYunspeunkno34284.02451.37UNSPUNSPUNSPunknUNSPUNSPUNSP
5A1927-10-28 -- ----YesusgUSGS3842.86 GoodClearNONE1Imported Channel 1WADEunspeunkno38486.02561.50UNSPUNSPUNSPunknUNSPUNSPUNSP
4A1927-10-23 04:00AKSTYesusgUSGS8803.94 GoodClearNONE1Imported Channel 1WADEunspeunkno88085.03402.59UNSPUNSPUNSPunknUNSPUNSPUNSP
3A1927-10-01 04:20AKSTYeswenUSGS5603.34 GoodClearNONE1Imported Channel 1WADEunspeunkno56084.02802.00UNSPUNSPUNSPunknUNSPUNSPUNSP
2A1927-09-18 05:00AKSTYeswenUSGS1061.83 GoodClearNONE1Imported Channel 1WADEunspeunkno10685.01640.65UNSPUNSPUNSPunknUNSPUNSPUNSP
1A1927-08-15 02:15AKSTYeswenUSGS14.8 GoodClearNONE1Imported Channel 1WADEunspeunkno14.823.010.31.44UNSPUNSPUNSPunknUNSPUNSPUNSP
30A1927-07-22 09:30AKSTYescesUSGS2012.36 GoodClearNONE1Imported Channel 1CWAYunspeunkno20180.02110.95UNSPUNSPUNSPunknUNSPUNSPUNSP