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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 15214130 COPPER R DI AT BRIDGE 340 NR CORDOVA AK
Chugach Census Area County, Alaska
Hydrologic Unit Code 190201041705
Latitude  60°31'08", Longitude 144°50'58" NAD27
Gage datum 61.0 feet above NAVD88
Output formats
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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 
382010-07-08 11:58AKDTYestpbUSGS293049.23 PoorClearNONE
372010-06-10 18:20AKDTYestpbUSGS68448.28 PoorDebrisLightNONE
362009-09-16 14:40AKDTYesTPBUSGS71748.00 FairUnspecifedNONE
352009-08-20 13:25AKDTYesTPBUSGS798051.21 FairUnspecifedNONE
342008-07-10 18:00AKDTYesJRM/PVSUSGS478050.87 Poor NONE
332007-09-13 11:45AKDTYestpb/jrmUSGS988051.77 FairClearNONE
322007-08-29 12:15AKDTYestpbUSGS209049.38 FairClearNONE
312007-06-28 12:00AKDTYesTPBUSGS754050.64 1.00Poor NONE
302007-05-30 10:40AKDTYesTPBUSGS0.0046.17 0.70Unspecified NONE
292006-10-17 16:06AKDTYesjsc/jrmUSGS1070 FairClearNONE
282006-09-21 13:10AKDTYestpbUSGS180048.04 FairClearNONE
272006-08-10 13:30AKDTYestpbUSGS950050.52 FairClearNONE
262006-07-20 11:40AKDTYesTPBUSGS981050.70 1.00Good NONE
252005-09-06 15:00AKDTYesTPBUSGS366049.28 GoodClearNONE
242005-07-27 16:19AKDTYesTPBUSGS7390 Good NONE
232005-06-28 15:27AKDTYesTPBUSGS6960 FairClearNONE
222004-09-28 13:10AKDTYesJSC/TPBUSGS1410 FairClearNONE
212004-09-02 09:25AKDTYesTPB/RLSUSGS342049.91 0.80Fair NONE
201995-09-22 15:42AKDTYesTPB/AVUSGS2420052.57 0.80Good NONE
191994-06-18 11:07:30AKDTYesTPBUSGS819049.72 0.80Good NONE
181993-08-31 13:57AKDTYesTPB/BMUSGS547048.98 0.60Fair NONE
171993-08-17 11:25AKDTYesTPBUSGS1060050.75 0.50Fair NONE
161993-08-03 12:15AKDTYesTPBUSGS748049.69 0.50Fair NONE
151993-07-20 11:50AKDTYesTPB/LKUSGS904050.25 0.70Fair NONE
141993-06-07 12:57:30AKDTYesTPB/BMUSGS4150 0.40Fair NONE
131993-05-25 13:57:30AKDTYesTPBUSGS149045.71 0.30Fair NONE
121992-09-08 12:20AKDTYesTPBUSGS23544.47 Poor NONE
111992-08-24 13:30AKDTYesTPBUSGS347047.67 Fair NONE
101992-08-11 14:05AKDTYesTPBUSGS586048.93 Fair NONE
91992-07-28 15:10AKDTYesTPB/DMCUSGS577048.87 Fair NONE
81992-07-13 14:10AKDTYesTPBUSGS715049.67 Fair NONE
71992-06-22 11:50AKDTYesTPB/RLGUSGS627048.77 Fair NONE
61992-06-08 17:10AKDTYesTPBUSGS1140 Fair NONE
51991-08-28 10:45AKDTYesTPBUSGS1140 Fair NONE
41991-08-14 12:35AKDTYesTPBUSGS7680 Unspecified NONE
31991-07-24 11:55AKDTYesTPB/C JUSGS6850 Fair NONE
21991-07-01 14:55AKDTYesTPB/GLNUSGS11800 Fair NONE
11991-06-20 15:45AKDTYesTPBUSGS4090 Fair NONE