# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-12-27 12:59:22 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 06073600 Black Rock Creek near Augusta 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 06073600 1974-00-00 327 Bm 6.36 Bm USGS 06073600 1975-05-07 428 7.46 USGS 06073600 1976-05-04 120 4.17 USGS 06073600 1977-06-14 290 6.03 USGS 06073600 1978-03-17 380 6.90 USGS 06073600 1979-03-07 100 2 7.04 1 USGS 06073600 1980-05-30 190 4.99 USGS 06073600 1981-05-00 5.00 2,Bd USGS 06073600 1982-02-13 240 2 5.96 1 USGS 06073600 1983-03-12 96.0 3.80 USGS 06073600 1984-04-20 25.0 2.69 USGS 06073600 1985-05-08 210 5.12 USGS 06073600 1986-02-26 550 8.66 USGS 06073600 1987-07-18 54.0 3.17 USGS 06073600 1988-00-00 0.00 Bm USGS 06073600 1989-03-13 555 8.71 USGS 06073600 1990-05-30 1.00 2 USGS 06073600 1991-06-20 10.0 2 4.59 USGS 06073600 1992-00-00 0.00 Bm USGS 06073600 1993-05-05 142 4.38 USGS 06073600 1994-05-19 113 4.03 USGS 06073600 1995-05-12 165 4.65 USGS 06073600 1996-03-10 202 5.07 USGS 06073600 1997-04-21 295 6.01 USGS 06073600 1998-06-19 481 7.96 USGS 06073600 1999-00-00 0.10 2,Bm USGS 06073600 2000-00-00 0.10 2,Bm USGS 06073600 2001-00-00 1.00 2,Bm USGS 06073600 2002-06-10 190 4.93 USGS 06073600 2003-03-13 630 9.16 USGS 06073600 2004-04-06 0.10 2 1.49 USGS 06073600 2005-00-00 0.10 2,Bm USGS 06073600 2006-06-10 60.0 3.29 USGS 06073600 2007-00-00 1.00 2,Bm USGS 06073600 2008-06-11 81.0 3.60 USGS 06073600 2009-04-29 128 4.22 USGS 06073600 2010-06-16 49.0 3.11 2 2010-02-24 3.95 1 USGS 06073600 2011-06-09 228 5.34 USGS 06073600 2012-04-12 1.00 2 USGS 06073600 2013-00-00 1.00 2,Bm USGS 06073600 2014-03-10 243 5.50 2 2014-03-10 1300 6.69 1 USGS 06073600 2015-05-17 78.2 3.56 USGS 06073600 2016-00-00 4.22 4,Bm 2.74 4,Bm USGS 06073600 2017-02-16 136 4.22 USGS 06073600 2018-03-27 92.2 3.74 2 2018-03-14 6.22 1 USGS 06073600 2019-05-27 182 4.81 USGS 06073600 2020-06-29 13:00 144 4.37 USGS 06073600 2021-05-19 139 4.31 2 2021-03-01 4.37 1,Bd USGS 06073600 2022-00-00 43.9 4,Bm 3.10 4,Bm USGS 06073600 2023-06-00 22:45 106 2,Bd 3.91 Bd USGS 06073600 2024-00-00 45.6 4,Bm 3.13 4,Bm