# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-12-20 06:11:08 EST # # ---------------------------------- WARNING ---------------------------------------- # Some of the data that you have obtained from this U.S. Geological Survey database # may not have received Director's approval. Any such data values are qualified # as provisional and are subject to revision. Provisional data are released on the # condition that neither the USGS nor the United States Government may be held liable # for any damages resulting from its use. # # More data may be available offline. # For more information on these data, contact Minnesota Water Data Inquiries. # This file contains the annual peak streamflow data. # # This information includes the following fields: # # agency_cd Agency Code # site_no USGS station number # peak_dt Date of peak streamflow (format YYYY-MM-DD) # peak_tm Time of peak streamflow (24 hour format, 00:00 - 23:59) # peak_va Annual peak streamflow value in cfs # peak_cd Peak Discharge-Qualification codes (see explanation below) # gage_ht Gage height for the associated peak streamflow in feet # gage_ht_cd Gage height qualification codes # year_last_pk Peak streamflow reported is the highest since this year # ag_dt Date of maximum gage-height for water year (if not concurrent with peak) # ag_tm Time of maximum gage-height for water year (if not concurrent with peak # ag_gage_ht maximum Gage height for water year in feet (if not concurrent with peak # ag_gage_ht_cd maximum Gage height code # # Sites in this file include: # USGS 04010500 PIGEON RIVER AT MIDDLE FALLS NR GRAND PORTAGE MN # # Peak Streamflow-Qualification Codes(peak_cd): # 1 ... Discharge is a Maximum Daily Average # 2 ... Discharge is an Estimate # 3 ... Discharge affected by Dam Failure # 4 ... Discharge less than indicated value, # which is Minimum Recordable Discharge at this site # 5 ... Discharge affected to unknown degree by # Regulation or Diversion # 6 ... Discharge affected by Regulation or Diversion # 7 ... Discharge is an Historic Peak # 8 ... Discharge actually greater than indicated value # 9 ... Discharge due to Snowmelt, Hurricane, # Ice-Jam or Debris Dam breakup # A ... Year of occurrence is unknown or not exact # Bd ... Day of occurrence is unknown or not exact # Bm ... Month of occurrence is unknown or not exact # C ... All or part of the record affected by Urbanization, # Mining, Agricultural changes, Channelization, or other # F ... Peak supplied by another agency # O ... Opportunistic value not from systematic data collection # R ... Revised # # Gage height qualification codes(gage_ht_cd,ag_gage_ht_cd): # 1 ... Gage height affected by backwater # 2 ... Gage height not the maximum for the year # 3 ... Gage height at different site and(or) datum # 4 ... Gage height below minimum recordable elevation # 5 ... Gage height is an estimate # 6 ... Gage datum changed during this year # 7 ... Debris, mud, or hyper-concentrated flow # 8 ... Gage height tidally affected # Bd ... Day of occurrence is unknown or not exact # Bm ... Month of occurrence is unknown or not exact # F ... Peak supplied by another agency # R ... Revised # # agency_cd site_no peak_dt peak_tm peak_va peak_cd gage_ht gage_ht_cd year_last_pk ag_dt ag_tm ag_gage_ht ag_gage_ht_cd 5s 15s 10d 6s 8s 33s 8s 27s 4s 10d 6s 8s 27s USGS 04010500 1924-05-19 3470 4.40 USGS 04010500 1925-04-24 5320 5.85 USGS 04010500 1926-04-22 3180 1,2 1926-04-21 6.30 1 USGS 04010500 1927-04-19 7370 6.60 USGS 04010500 1928-04-04 6200 6.20 USGS 04010500 1929-04-25 1280 1,2 USGS 04010500 1930-05-21 3860 5.10 USGS 04010500 1930-11-21 7600 6.70 USGS 04010500 1932-04-22 3300 4.70 USGS 04010500 1933-04-19 4350 5.40 USGS 04010500 1934-05-05 11000 7.60 USGS 04010500 1935-04-28 5340 5.90 USGS 04010500 1936-05-07 7390 6.60 USGS 04010500 1937-04-26 5750 5.25 USGS 04010500 1938-04-29 4790 4.70 2 1938-03-26 5.65 1 USGS 04010500 1939-04-30 4600 6.18 USGS 04010500 1940-05-20 3630 6.64 USGS 04010500 1941-04-14 5840 8.41 USGS 04010500 1942-04-16 4140 7.17 USGS 04010500 1943-04-24 3620 6.68 USGS 04010500 1944-06-05 4540 7.66 USGS 04010500 1945-03-28 6340 8.65 2 1945-03-25 8.95 1 USGS 04010500 1946-03-29 3320 6.40 USGS 04010500 1947-06-12 6500 8.70 USGS 04010500 1948-04-27 10000 10.31 USGS 04010500 1949-04-14 3320 6.39 2 1949-04-11 7.05 1 USGS 04010500 1950-05-11 7380 9.25 USGS 04010500 1951-05-02 7490 9.32 USGS 04010500 1952-04-19 4900 7.82 USGS 04010500 1953-05-31 4160 7.22 USGS 04010500 1954-05-01 9250 10.03 USGS 04010500 1955-04-20 3180 6.39 2 1955-04-11 8.21 1 USGS 04010500 1956-05-14 4200 7.24 USGS 04010500 1957-04-25 5580 8.28 USGS 04010500 1958-04-16 793 3.04 USGS 04010500 1959-05-07 2160 5.19 USGS 04010500 1960-04-25 3140 6.35 USGS 04010500 1961-04-21 3540 6.69 USGS 04010500 1962-04-29 1580 4.43 USGS 04010500 1963-06-20 2850 5.93 USGS 04010500 1964-05-06 8270 9.65 USGS 04010500 1965-04-30 4390 7.42 USGS 04010500 1966-05-19 4050 7.12 2 1966-04-23 7.27 USGS 04010500 1967-04-17 3990 7.06 USGS 04010500 1968-07-17 3630 6.71 USGS 04010500 1969-04-22 4700 7.67 2 1969-04-15 7.87 1 USGS 04010500 1970-04-30 5780 8.40 USGS 04010500 1971-04-20 5040 7.92 2 1971-04-17 8.33 1 USGS 04010500 1972-05-02 4830 7.77 USGS 04010500 1973-04-22 3200 6.28 USGS 04010500 1974-05-11 4560 7.56 2 1974-04-22 7.79 1 USGS 04010500 1975-04-27 3550 6.63 2 1975-04-26 7.09 1 USGS 04010500 1976-04-18 6450 10.76 USGS 04010500 1977-09-24 10500 12.37 USGS 04010500 1977-10-12 3890 8.88 2 1978-04-29 9.62 1 USGS 04010500 1979-05-11 7490 11.30 USGS 04010500 1980-09-14 2990 8.13 USGS 04010500 1981-04-11 3320 8.45 2 1981-04-08 8.77 1 USGS 04010500 1982-04-25 5820 10.39 USGS 04010500 1983-04-27 3360 8.49 2 1982-11-21 9.49 1 USGS 04010500 1984-04-28 3510 8.63 2 1984-04-16 9.13 1 USGS 04010500 1985-04-24 4010 9.06 USGS 04010500 1986-04-30 5340 10.07 USGS 04010500 1987-08-13 2000 7.02 2 1986-11-08 7.90 1 USGS 04010500 1988-09-20 4160 9.15 USGS 04010500 1989-06-16 3680 8.75 USGS 04010500 1990-04-29 3060 8.18 USGS 04010500 1991-04-30 3790 8.86 2 1991-04-07 10.38 1 USGS 04010500 1992-05-12 4260 9.53 USGS 04010500 1993-07-29 3010 8.15 USGS 04010500 1994-04-26 3800 8.87 USGS 04010500 1995-05-14 2470 7.59 USGS 04010500 1996-05-18 6410 10.71 USGS 04010500 1997-07-02 3810 8.88 2 1996-11-17 8.98 1 USGS 04010500 1998-04-14 2130 7.20 2 1998-04-03 7.27 1 USGS 04010500 1998-10-17 4690 9.58 2 1999-04-13 9.61 1 USGS 04010500 2000-06-20 2600 7.73 USGS 04010500 2001-04-24 5880 10.41 USGS 04010500 2002-04-17 2890 8.03 USGS 04010500 2003-04-22 3550 8.65 USGS 04010500 2004-04-19 3680 8.77 USGS 04010500 2005-05-10 3770 8.84 2 2005-04-08 8.98 1 USGS 04010500 2006-04-13 3460 8.57 USGS 04010500 2007-04-23 1010 5.48 USGS 04010500 2007-10-19 7650 11.48 USGS 04010500 2009-05-01 4180 9.16 USGS 04010500 2010-03-18 798 1,2 2010-03-18 1300 6.20 USGS 04010500 2011-05-01 3500 8.59 USGS 04010500 2012-06-20 3700 8.76 USGS 04010500 2013-05-21 5250 10.07 USGS 04010500 2014-05-13 4470 9.52 USGS 04010500 2015-05-19 2260 7.37 2 2015-04-13 7.56 1 USGS 04010500 2016-04-18 3320 8.58 USGS 04010500 2016-11-29 5750 10.40 USGS 04010500 2017-10-03 13:00 2130 7.20 USGS 04010500 2019-06-05 07:00 3260 8.53 USGS 04010500 2019-10-22 07:30 2680 7.92 USGS 04010500 2021-04-13 13:30 2700 7.94 USGS 04010500 2022-05-13 06:00 12800 13.67 USGS 04010500 2023-05-10 23:15 5970 10.48 USGS 04010500 2024-05-22 17:00 3620 8.87