# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-12-12 22:07:40 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 USGS 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 06063000 Tenmile Creek near Helena 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 06063000 1909-05-08 477 USGS 06063000 1910-04-20 85.0 USGS 06063000 1911-06-04 230 USGS 06063000 1912-05-22 405 USGS 06063000 1913-05-28 328 USGS 06063000 1914-05-16 548 USGS 06063000 1915-06-17 424 USGS 06063000 1916-06-29 486 USGS 06063000 1917-05-28 995 USGS 06063000 1918-05-05 186 USGS 06063000 1919-04-02 76.0 USGS 06063000 1920-05-18 440 USGS 06063000 1921-05-19 456 USGS 06063000 1922-06-09 398 USGS 06063000 1923-05-26 211 USGS 06063000 1924-05-17 236 USGS 06063000 1925-06-10 165 USGS 06063000 1926-04-19 340 USGS 06063000 1927-06-11 865 USGS 06063000 1928-05-10 404 USGS 06063000 1929-05-23 450 2.70 USGS 06063000 1930-04-25 257 2.25 USGS 06063000 1931-05-17 37.0 1.32 USGS 06063000 1932-05-14 140 1.91 USGS 06063000 1933-05-31 250 2.21 USGS 06063000 1934-06-07 129 1.83 USGS 06063000 1935-05-24 106 1.95 USGS 06063000 1936-06-08 83.0 1.80 USGS 06063000 1937-05-20 86.0 1.86 USGS 06063000 1938-05-26 654 3.55 USGS 06063000 1939-04-29 108 2.33 USGS 06063000 1940-06-09 95.0 2.28 USGS 06063000 1941-06-05 169 2.58 USGS 06063000 1942-05-26 248 2.81 USGS 06063000 1943-06-13 325 1943-03-28 3.14 1 USGS 06063000 1944-06-27 340 2.97 USGS 06063000 1945-06-10 360 3.11 USGS 06063000 1946-05-28 80.0 2.22 USGS 06063000 1947-06-09 449 3.38 USGS 06063000 1948-05-21 399 3.26 USGS 06063000 1949-05-17 113 2.36 USGS 06063000 1950-06-18 355 3.06 USGS 06063000 1951-06-12 329 3.06 USGS 06063000 1952-04-28 250 2.85 USGS 06063000 1953-06-03 774 3.91 USGS 06063000 1954-06-11 132 2.47 USGS 06063000 1975-06-19 1360 7 1908 USGS 06063000 1981-05-22 3770 7 USGS 06063000 1997-06-11 399 3.78 USGS 06063000 1998-06-20 271 3.92 USGS 06063000 2013-06-04 118 3.17 USGS 06063000 2014-05-24 328 3.77 2 2014-03-06 3.87 1 USGS 06063000 2015-05-16 183 3.41 2 2015-01-01 3.73 1 USGS 06063000 2016-04-24 157 3.35 USGS 06063000 2017-05-23 157 3.36 2 2017-01-05 1200 3.36 1 USGS 06063000 2018-06-19 22:30 1210 5.66 USGS 06063000 2019-05-27 02:15 338 4.09 USGS 06063000 2020-05-21 05:00 307 3.95 USGS 06063000 2021-05-26 04:45 153 3.45 USGS 06063000 2022-06-05 04:00 192 3.54 USGS 06063000 2023-06-08 21:00 440 2 4.57 5