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Streamflow Measurements for the Nation


USGS 04010510 GRAND PORTAGE RIVER AT GRAND PORTAGE MN


Cook County, Minnesota
Hydrologic Unit Code 04010101
Latitude  47°57'49", Longitude  89°41'00" NAD27
Drainage area 7.0  square miles
Gage datum 598.45 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
 
542024-10-09 16:59:05CDTYesRBB/ZBHUSGS0.4615.790.000.50FairDebrisHeavyNONE
532024-08-05 15:51CDTYesrbb/jrhUSGS0.9015.750.000.40PoorClearNONE
522024-07-09 13:29CDTYesjrh/jtsUSGS9.0216.230.010.20FairClearNONE
512024-05-28 13:13CDTYesRBBUSGS10.316.230.010.50GoodClearNONE
502024-04-15 15:45CDTYesJDLUSGS8.1816.170.010.50FairClearNONE
492024-02-13 07:27:30CSTYesjdl/zbhUSGS2.0815.910.000.40PoorIceCoverNONE
482024-01-19 08:35CSTYesrbb/jdlUSGS1.0316.330.000.25PoorIceCoverNONE
472023-12-12 08:15:30CSTYesjdl/jjcUSGS0.5415.740.000.20PoorIceCoverNONE
462023-10-11 07:36CDTYesJDL/JJCUSGS0.5515.700.000.20PoorClearNONE
452023-08-15 07:49CDTYesjdl/jjcUSGS17.216.380.000.30FairClearNONE
442023-07-24 15:14CDTYesRBBUSGS0.8915.690.000.35FairClearNONE
432023-06-13 08:37CDTYesjdl/jjcUSGS3.3415.870.000.30FairClearNONE
422023-06-01 07:26CDTYesRBB/ZBH.USGS5.2816.020.000.50GoodClearNONE
412023-04-18 12:50CDTYesRBBUSGS47.516.710.030.60FairClearNONE
402023-04-11 07:37:04CDTYesjdl/jjcUSGS35.218.580.000.50FairIceCoverNONE
392023-03-28 13:58CDTYesRBB/JDLUSGS2.4916.000.000.26PoorIceCoverNONE
382023-02-14 07:49:11CSTYesjdl/jjcUSGS1.5515.920.000.30PoorIceCoverNONE
372023-02-06 14:03:30CSTYesrbb/zbhUSGS2.0315.950.000.12PoorIceCoverNONE
362022-12-21 07:40:30CSTYesJDL/ZBHUSGS3.7216.150.000.30PoorIceCoverNONE
352022-10-27 08:23CDTYesjdl/jjcUSGS1.2915.910.000.30PoorDebrisLightNONE
342022-08-17 07:21CDTYesjdl/jjcUSGS1.6215.870.000.30FairClearNONE
332022-06-22 07:26CDTYesjdl/jjcUSGS10.316.230.000.30FairClearNONE
322022-05-12 10:04CDTYesJJCUSGS30518.14-0.100.20PoorDebrisModerateNONE
312022-04-28 07:27:09CDTYesJDL/JJCUSGS36.916.790.020.30FairClearNONE
302022-04-14 08:13:06CDTYesJDLUSGS97.417.310.030.30PoorClearNONE
292022-04-13 15:29:02CDTYesJDLUSGS58.117.020.080.30FairClearNONE
282022-02-16 07:27:36CSTYesJDL/JJCUSGS0.9516.050.000.30PoorIceCoverNONE
272022-01-19 07:48CSTYesJDL/JJCUSGS1.7815.970.000.30PoorIceCoverNONE
262021-10-05 12:52CDTYesJDLUSGS0.6615.770.000.30PoorDebrisLightNONE
252021-08-17 15:40CDTYesJDL/JJCUSGS0.4715.710.000.30FairClearNONE
242021-08-12 13:00CDTYesJDLUSGS1.5415.850.000.30FairClearNONE
232021-06-16 15:57CDTYesJDL/RBBUSGS3.8616.040.000.30FairClearNONE
222021-04-14 07:23:09CDTYesjdl/jjcUSGS34.016.700.000.30FairClearNONE
212021-04-01 14:28CDTYesjdlUSGS6.7016.380.000.30PoorIceCoverNONE
202021-03-15 16:07CDTYesJDL/RBBUSGS1.3615.940.000.30PoorIceCoverNONE
192021-02-09 07:43CSTYesJDL/JJCUSGS0.3115.830.000.10PoorIceCoverNONE
182020-12-14 09:28:30CSTYesjdl/jjcUSGS1.5016.270.020.40PoorIceCoverNONE
172020-10-21 08:52CDTYesZBH/ESW/RBB/USGS7.8116.280.000.30FairClearNONE
161992-10-27 -- ----YesHOBUSGS4.560.750.000.50GoodDebrisLightNONE
151992-09-09 11:05CDTYesHOBUSGS12.41.040.000.40GoodClearNONE
141992-08-04 16:50CDTYesGRMUSGS0.670.550.000.50PoorDebrisLightNONE
131992-06-23 11:45CDTYesHOBUSGS1.280.620.000.40GoodClearNONE
121992-05-12 12:50CDTYesHOBUSGS86.71.990.000.40GoodClearNONE
111992-04-28 14:45CDTYesHOBUSGS37.31.400.020.30GoodClearNONE
101992-04-15 08:45CDTYesGRMUSGS8.290.960.000.40GoodClearNONE
91992-03-31 10:40CSTYesGRMUSGS1.820.78-0.010.30FairIceShoreNONE
81992-02-19 12:00CSTYesHOBUSGS0.800.880.000.30FairIceCoverNONE
71992-01-07 12:45CSTYesGRMUSGS2.550.720.000.30FairIceCoverNONE
61991-11-19 08:25CSTYesHOBUSGS61.51.76-0.020.40GoodClearNONE
51991-09-24 15:10CDTYesGRMUSGS1.060.620.000.40FairClearNONE
41991-09-12 15:10CDTYesWAGUSGS0.400.520.000.70FairClearNONE
31991-08-06 12:45CDTYesHOBUSGS0.160.500.000.30GoodClearNONE
21991-06-12 16:25CDTYesHOB/TCUSGS1.100.600.000.30GoodClearNONE
11991-05-13 17:10CDTYesJLZ/WAGUSGS8.830.940.000.40FairDebrisLightNONE