# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-19 04:29:42 EDT # # ---------------------------------- 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 042490673 NORTH BRANCH GRINDSTONE CREEK NEAR ALTMAR NY # # 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 042490673 1976-04-16 470 14.63 USGS 042490673 1977-03-13 482 15.03 USGS 042490673 1978-04-01 258 9.13 USGS 042490673 1979-03-06 242 8.80 USGS 042490673 1980-03-22 369 11.08 USGS 042490673 1981-02-24 435 13.51 USGS 042490673 1982-04-01 331 10.62 USGS 042490673 1983-04-16 172 7.54 USGS 042490673 1984-02-14 414 12.89 USGS 042490673 1984-12-29 241 8.82 USGS 042490673 1986-03-31 385 11.94 USGS 042490673 1987-03-30 188 7.28 USGS 042490673 1987-11-30 184 7.19 USGS 042490673 1989-03-29 190 7.80 USGS 042490673 1990-03-17 236 8.72 USGS 042490673 1990-12-30 308 10.06 2 1991-03-04 13.77 1 USGS 042490673 1992-04-12 405 12.49 USGS 042490673 1993-04-11 433 13.45 USGS 042490673 1994-04-13 349 11.05 USGS 042490673 1994-11-06 124 6.48 USGS 042490673 1996-01-19 250 8.94 USGS 042490673 1996-12-02 272 9.37 USGS 042490673 1998-01-08 387 11.99 USGS 042490673 1999-01-24 184 7.65 USGS 042490673 2000-04-04 155 7.08 2 2000-02-28 8.69 1 USGS 042490673 2001-04-13 391 12.10 USGS 042490673 2002-04-14 253 8.97 USGS 042490673 2003-05-13 256 9.03 USGS 042490673 2004-05-25 422 13.01 USGS 042490673 2005-04-03 565 15.57 USGS 042490673 2006-01-18 271 10.06 2 2006-01-14 16.22 1 USGS 042490673 2006-10-30 251 9.64 2 2007-03-27 13.61 1 USGS 042490673 2008-04-13 266 9.95 USGS 042490673 2009-04-04 391 12.43 USGS 042490673 2010-01-25 245 9.51 USGS 042490673 2010-12-01 343 11.51 USGS 042490673 2012-01-29 192 8.33 USGS 042490673 2013-04-20 162 7.64 2 2013-01-31 10.36 1 USGS 042490673 2014-04-15 185 8.18 USGS 042490673 2015-06-23 218 8.92 USGS 042490673 2016-04-12 198 8.48 2 2016-02-25 11.13 1 USGS 042490673 2017-04-07 272 10.08 2 2017-02-25 11.05 1 USGS 042490673 2018-01-12 12:00 240 9.40 USGS 042490673 2019-03-15 23:14 162 7.63 USGS 042490673 2019-11-01 04:00 235 9.29 USGS 042490673 2021-07-18 11:30 125 6.74 USGS 042490673 2022-03-19 02:00 265 9.93 USGS 042490673 2023-04-06 06:15 151 7.39