# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-12-26 06:51:44 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 Montana 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 06120500 Musselshell River at Harlowton MT # # 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 06120500 1909-05-25 1410 USGS 06120500 1910-04-29 680 USGS 06120500 1911-06-03 2590 USGS 06120500 1912-05-22 1410 USGS 06120500 1913-05-29 1250 USGS 06120500 1914-06-06 1490 USGS 06120500 1915-06-13 1000 USGS 06120500 1916-06-22 1240 USGS 06120500 1917-05-27 4020 USGS 06120500 1918-07-15 2500 USGS 06120500 1919-03-31 748 USGS 06120500 1920-05-13 1570 USGS 06120500 1921-06-09 564 USGS 06120500 1922-06-11 1690 USGS 06120500 1923-06-21 2140 USGS 06120500 1924-05-18 1160 USGS 06120500 1925-07-24 1960 USGS 06120500 1926-05-22 873 USGS 06120500 1927-06-12 2420 USGS 06120500 1928-05-12 1620 USGS 06120500 1929-06-03 775 USGS 06120500 1930-04-26 339 USGS 06120500 1931-06-05 155 USGS 06120500 1932-06-13 561 USGS 06120500 1933-06-02 1360 USGS 06120500 1934-06-08 385 USGS 06120500 1935-07-21 2330 USGS 06120500 1936-04-14 2020 USGS 06120500 1937-04-17 368 USGS 06120500 1938-06-24 4530 USGS 06120500 1939-03-25 584 USGS 06120500 1940-06-09 175 1 USGS 06120500 1941-06-10 586 USGS 06120500 1942-06-05 2050 USGS 06120500 1943-06-12 1400 USGS 06120500 1944-06-29 1430 USGS 06120500 1945-06-07 708 USGS 06120500 1946-05-29 550 USGS 06120500 1947-05-12 1100 USGS 06120500 1948-06-06 2470 USGS 06120500 1949-05-19 1060 USGS 06120500 1950-06-19 1330 USGS 06120500 1951-05-20 647 USGS 06120500 1952-05-27 1420 USGS 06120500 1953-06-13 1230 USGS 06120500 1954-05-23 315 USGS 06120500 1955-06-18 238 USGS 06120500 1956-05-30 1150 1956-03-24 5.62 USGS 06120500 1957-06-22 1540 5.48 USGS 06120500 1958-05-13 376 1958-02-25 4.05 USGS 06120500 1959-06-09 1230 5.12 USGS 06120500 1960-03-23 595 1960-03-21 4.43 USGS 06120500 1961-06-01 93.0 1961-01-08 3.04 USGS 06120500 1962-05-28 1950 6.26 USGS 06120500 1963-06-12 834 1963-02-07 7.44 USGS 06120500 1964-06-11 1820 6.07 USGS 06120500 1965-06-18 1260 5.65 USGS 06120500 1966-05-12 778 4.38 2 1965-12-15 4.75 1 USGS 06120500 1967-06-15 2880 7.52 USGS 06120500 1968-06-11 1220 5.39 USGS 06120500 1969-03-24 984 4.64 2 1969-03-19 4.81 1 USGS 06120500 1970-05-23 1660 5.85 USGS 06120500 1971-05-15 732 4.36 2 1971-02-16 4.52 1 USGS 06120500 1972-06-22 900 USGS 06120500 1973-06-03 181 2.97 USGS 06120500 1974-06-18 1080 4.99 USGS 06120500 1975-06-20 7270 10.01 USGS 06120500 1976-05-16 1820 6.01 2 1975-12-18 6.77 1 USGS 06120500 1977-05-27 252 3.12 2 1976-11-29 4.19 1 USGS 06120500 1978-05-24 1760 5.90 USGS 06120500 1979-06-20 4680 9.14 USGS 06120500 1980-06-17 1860 5.78 USGS 06120500 1981-05-24 2940 7.19 USGS 06120500 1982-06-16 1590 5.55 USGS 06120500 1983-05-27 513 3.59 USGS 06120500 1984-05-17 683 4.03 2 1984-01-06 4.53 1 USGS 06120500 1985-04-12 229 2.68 2 1985-02-19 3.84 1 USGS 06120500 1986-02-26 1050 1,2 1986-02-24 6.68 1 USGS 06120500 1987-05-28 367 3.41 2 1986-12-12 4.02 1 USGS 06120500 1988-05-30 248 2.99 2 1988-02-18 3.19 1 USGS 06120500 1989-05-13 428 3.53 2 1989-03-12 3.73 1 USGS 06120500 1990-05-31 706 4.92 USGS 06120500 1991-06-06 2530 7.26 USGS 06120500 1992-06-18 1710 6.11 USGS 06120500 1993-07-28 788 4.43 USGS 06120500 1994-04-26 712 4.26 2 1994-03-05 5.16 1 USGS 06120500 1995-06-07 1460 5.72 USGS 06120500 1996-05-31 1160 5.19 2 1996-02-09 8.29 1 USGS 06120500 1997-06-12 3720 8.25 USGS 06120500 1998-06-21 748 3.69 USGS 06120500 1999-05-31 578 3.20 USGS 06120500 2000-05-30 115 1.43 2 2000-02-26 2.07 1 USGS 06120500 2001-06-19 460 2.87 USGS 06120500 2002-06-04 398 2.84 USGS 06120500 2003-04-27 411 4.06 2 2003-03-15 4.20 1 USGS 06120500 2004-06-13 694 4.57 USGS 06120500 2005-05-21 1070 5.21 USGS 06120500 2006-06-11 739 4.83 USGS 06120500 2007-07-07 886 5.04 USGS 06120500 2008-05-26 771 5.07 USGS 06120500 2009-05-21 694 4.92 USGS 06120500 2010-06-20 1440 6.14 USGS 06120500 2011-05-25 5520 10.25 USGS 06120500 2012-06-07 368 3.69 2 2011-11-21 4.31 1 USGS 06120500 2013-06-04 382 3.75 2 2012-12-19 4.23 1 USGS 06120500 2014-05-27 1600 5.59 2 2014-03-07 9.84 1 USGS 06120500 2015-06-02 1580 5.62 2 2015-01-27 6.76 1 USGS 06120500 2016-05-22 329 3.80 USGS 06120500 2017-06-14 884 4.78 USGS 06120500 2018-05-11 19:15 3210 7.55 USGS 06120500 2019-05-27 12:45 2100 6.24 USGS 06120500 2020-05-21 21:15 1190 5.07 USGS 06120500 2021-05-21 04:30 297 3.49 2 2021-03-01 1215 3.86 1 USGS 06120500 2022-06-07 09:45 363 3.72 USGS 06120500 2023-06-05 18:30 2800 6.90