# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-02 00:09:12 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 02146300 IRWIN CREEK NEAR CHARLOTTE, NC # # 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 02146300 1963-03-06 2720 11.64 USGS 02146300 1964-04-07 1780 9.46 USGS 02146300 1965-07-28 2500 11.49 USGS 02146300 1966-03-04 2850 12.20 USGS 02146300 1967-08-23 3320 13.12 USGS 02146300 1968-06-09 2720 11.93 USGS 02146300 1969-08-02 1840 9.65 USGS 02146300 1969-12-10 1750 9.41 USGS 02146300 1971-06-21 3450 13.33 USGS 02146300 1971-10-16 2900 12.29 USGS 02146300 1973-02-02 3750 13.78 USGS 02146300 1974-09-06 3760 13.80 USGS 02146300 1975-05-30 8880 18.04 USGS 02146300 1975-10-08 2960 12.07 USGS 02146300 1976-10-09 6740 16.38 USGS 02146300 1978-01-25 3180 12.39 USGS 02146300 1979-09-30 4090 13.77 USGS 02146300 1980-05-20 2920 9.77 USGS 02146300 1981-09-07 2740 9.45 USGS 02146300 1982-06-10 6400 14.98 USGS 02146300 1983-02-02 3110 10.35 USGS 02146300 1983-12-06 4660 12.75 USGS 02146300 1985-06-07 4590 C 12.65 USGS 02146300 1985-11-21 4810 C 12.96 USGS 02146300 1987-09-07 3260 C 10.61 USGS 02146300 1988-08-29 2340 C 8.91 USGS 02146300 1989-09-22 5910 C 14.40 USGS 02146300 1990-05-28 4070 C 12.16 USGS 02146300 1990-10-22 3740 C 13.39 USGS 02146300 1992-06-11 2900 C 10.40 USGS 02146300 1993-03-23 4050 C 12.54 USGS 02146300 1994-08-17 3930 C 12.33 USGS 02146300 1995-08-27 5510 C 15.02 USGS 02146300 1996-01-26 4470 C 13.29 USGS 02146300 1997-07-23 11600 C 20.38 USGS 02146300 1998-04-09 5110 C 14.50 USGS 02146300 1999-01-23 2600 C 10.50 USGS 02146300 2000-07-12 3150 C 11.55 USGS 02146300 2001-03-29 2700 C 10.70 USGS 02146300 2002-07-13 1790 C 8.73 USGS 02146300 2003-06-07 6110 C 15.69 USGS 02146300 2004-07-18 3660 C 12.44 USGS 02146300 2005-07-30 3510 C 12.18 USGS 02146300 2006-08-16 5620 C 15.14 USGS 02146300 2007-03-02 5190 C 14.60 USGS 02146300 2008-08-27 5150 C 14.55 USGS 02146300 2009-05-05 4160 C 13.19 USGS 02146300 2010-01-25 4790 C 14.08 USGS 02146300 2011-08-05 10800 C 19.83 USGS 02146300 2012-08-07 3390 C 11.89 USGS 02146300 2013-07-11 5300 C 14.75 USGS 02146300 2014-07-03 20:40 3450 C 12.00 USGS 02146300 2015-04-19 21:45 4150 C 13.18 USGS 02146300 2016-09-26 10:05 5160 C 14.57 USGS 02146300 2017-01-23 03:55 3660 C 12.43 USGS 02146300 2018-09-16 12:50 4420 C 13.57 USGS 02146300 2019-08-23 22:50 3760 C 12.59 USGS 02146300 2020-04-30 04:40 5230 C 14.66 USGS 02146300 2020-11-12 13:20 10200 C 19.37 USGS 02146300 2022-01-03 06:50 2780 C 10.59 USGS 02146300 2023-08-29 21:45 3310 C 11.72