# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-12-02 18:25:00 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 06291500 Lodge Grass Cr ab Willow Cr diversion, nr Wyola 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 06291500 1939-06-01 429 4.51 USGS 06291500 1940-06-14 262 3.55 USGS 06291500 1941-05-18 324 4.32 USGS 06291500 1942-05-27 570 5.28 USGS 06291500 1943-05-31 330 4.19 USGS 06291500 1944-06-04 972 5.68 USGS 06291500 1945-06-13 566 4.52 USGS 06291500 1946-06-06 452 3.92 USGS 06291500 1947-06-21 722 5.00 USGS 06291500 1948-05-22 351 4.17 USGS 06291500 1949-05-17 185 3.05 2 1949-03-23 3.91 1 USGS 06291500 1950-06-15 268 3.26 2 1950-02-05 3.88 1 USGS 06291500 1951-05-29 297 3.32 USGS 06291500 1952-05-26 237 3.18 2 1952-01-25 3.82 1 USGS 06291500 1953-06-14 412 4.35 USGS 06291500 1954-05-21 228 3.25 USGS 06291500 1955-05-25 273 3.53 USGS 06291500 1956-05-29 427 4.45 USGS 06291500 1957-06-17 680 4.71 USGS 06291500 1958-05-24 521 4.22 USGS 06291500 1959-06-15 546 4.32 USGS 06291500 1960-03-19 459 4.00 USGS 06291500 1961-05-30 333 3.60 USGS 06291500 1962-01-16 428 4.15 USGS 06291500 1963-06-05 804 5.42 USGS 06291500 1964-06-09 1130 6.14 USGS 06291500 1965-06-14 448 4.46 USGS 06291500 1966-05-31 302 3.96 USGS 06291500 1967-06-15 703 5.17 USGS 06291500 1968-06-09 643 5.04 USGS 06291500 1969-06-26 408 4.36 USGS 06291500 1970-06-12 567 4.86 USGS 06291500 1971-06-11 387 4.35 USGS 06291500 1972-06-05 445 4.59 USGS 06291500 1973-05-21 490 4.80 USGS 06291500 1974-06-18 544 4.88 USGS 06291500 1978-05-19 990 7 6.27 USGS 06291500 1983-06-12 393 3.98 USGS 06291500 1984-05-16 604 4.97 USGS 06291500 1985-05-26 124 2.68 USGS 06291500 1986-06-04 559 4.78 2 1986-02-24 5.09 1 USGS 06291500 1987-05-31 185 3.06 USGS 06291500 1988-05-07 695 5.28 USGS 06291500 1989-05-12 173 2.99 USGS 06291500 1990-06-01 265 3.49 USGS 06291500 1991-06-08 402 4.03 USGS 06291500 1992-07-02 219 3.25 USGS 06291500 1993-06-08 362 3.99 USGS 06291500 1994-05-20 304 3.68 USGS 06291500 1995-06-17 630 5.16 USGS 06291500 1996-06-10 333 3.82 USGS 06291500 1997-06-11 444 4.35 USGS 06291500 1998-06-13 200 1,2 USGS 06291500 1999-06-08 250 1,2 USGS 06291500 2000-05-17 418 4.32 USGS 06291500 2001-05-16 190 1,2 USGS 06291500 2002-05-31 159 3.31 2 2001-12-20 4.62 1 USGS 06291500 2003-05-30 401 4.15 USGS 06291500 2004-06-11 87.0 2.54 USGS 06291500 2005-05-21 282 3.56 USGS 06291500 2006-05-24 366 3.96 USGS 06291500 2007-06-07 1260 6.21 USGS 06291500 2008-06-26 466 4.29 USGS 06291500 2009-06-07 341 4.08 USGS 06291500 2011-05-22 1340 7 6.44