# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-12-01 21:06:58 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 02146900 TWELVE MILE CREEK NEAR WAXHAW, 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 02146900 1949-09-07 23.60 USGS 02146900 1961-02-21 2940 14.20 USGS 02146900 1962-02-26 3770 15.40 USGS 02146900 1963-03-13 2270 13.64 USGS 02146900 1964-03-15 3490 15.13 USGS 02146900 1964-10-16 4350 16.94 USGS 02146900 1966-03-04 3760 15.41 USGS 02146900 1967-08-23 4310 16.89 USGS 02146900 1968-01-11 2490 13.98 USGS 02146900 1969-04-19 1940 12.54 USGS 02146900 1970-03-22 1130 10.06 USGS 02146900 1971-03-03 2980 14.96 USGS 02146900 1972-01-11 2620 14.23 USGS 02146900 1973-04-01 7700 19.92 USGS 02146900 1974-01-21 1240 10.66 USGS 02146900 1975-03-13 3540 15.90 USGS 02146900 1976-06-03 1660 12.25 USGS 02146900 1977-03-30 4000 16.30 USGS 02146900 1977-10-26 6870 18.80 USGS 02146900 1979-02-25 3040 14.63 USGS 02146900 1980-03-29 3000 14.57 USGS 02146900 1981-02-11 2340 13.42 USGS 02146900 1982-01-01 2570 13.88 USGS 02146900 1983-03-18 3840 15.80 USGS 02146900 1983-12-06 5900 17.90 USGS 02146900 1985-08-18 2490 13.66 USGS 02146900 1985-11-30 2140 12.87 USGS 02146900 1987-03-01 4090 16.22 USGS 02146900 1988-08-29 2360 13.64 USGS 02146900 1989-03-24 3980 16.10 USGS 02146900 1989-10-02 7100 20.92 USGS 02146900 1991-03-04 4570 16.76 USGS 02146900 1992-02-26 2430 13.87 USGS 02146900 1993-01-22 2610 14.25 USGS 02146900 1994-03-02 2070 13.26 USGS 02146900 1995-08-27 9970 21.94 USGS 02146900 1996-02-03 2870 14.69 USGS 02146900 1997-04-28 3120 14.68 USGS 02146900 1998-01-28 3200 14.83 USGS 02146900 1999-01-24 2510 13.51 USGS 02146900 2000-09-23 1570 11.19 USGS 02146900 2001-03-30 1290 10.33 USGS 02146900 2002-08-31 974 9.18 USGS 02146900 2003-04-10 6120 18.58 USGS 02146900 2004-02-07 1950 12.20