# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-11-24 03:18:42 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 02203800 SOUTH RIVER AT BOULDERCREST ROAD AT ATLANTA, GA # # 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 02203800 1951-02-21 1810 C 6.15 USGS 02203800 1951-12-21 2460 C 7.21 USGS 02203800 1953-07-16 2380 C 7.12 USGS 02203800 1954-01-22 1390 C 4.96 USGS 02203800 1955-02-06 1640 C 5.70 USGS 02203800 1956-03-16 2900 C 7.66 USGS 02203800 1957-04-05 2800 C 7.64 USGS 02203800 1958-02-06 1670 2,C USGS 02203800 1959-05-31 1400 2,C USGS 02203800 1960-01-30 5700 C 9.79 USGS 02203800 1961-02-25 8000 C 11.09 USGS 02203800 1962-02-22 3200 C 7.43 USGS 02203800 1963-04-30 4220 C 8.77 USGS 02203800 1964-04-06 4950 C 9.27 USGS 02203800 1964-12-26 2200 C 5.45 USGS 02203800 1966-02-13 4300 C 8.98 USGS 02203800 1967-08-23 3700 C 8.29 USGS 02203800 1968-03-12 3500 C 8.05 USGS 02203800 1969-04-18 4650 C 9.12 USGS 02203800 1970-00-00 1400 4,Bm,C 4.00 4,Bm USGS 02203800 1971-03-03 3860 C 8.54 USGS 02203800 1972-01-10 2900 C 6.53 USGS 02203800 1973-02-01 5130 C 9.42 USGS 02203800 1973-12-31 4460 C 8.97 USGS 02203800 1975-04-02 2800 C 6.31 USGS 02203800 1976-03-16 9560 C 11.88 USGS 02203800 1977-08-21 2400 C 5.90 USGS 02203800 1977-11-05 5120 C 9.41 USGS 02203800 1979-04-13 5040 C 9.36 USGS 02203800 1980-05-23 6200 C 10.13 USGS 02203800 1981-02-11 3180 C 7.55 USGS 02203800 1982-02-03 3770 C 8.27 USGS 02203800 1983-04-08 5030 C 9.35 USGS 02203800 1984-07-31 2230 C 5.82 USGS 02203800 1985-00-00 2000 4,Bm,C 5.00 4,Bm USGS 02203800 1986-00-00 2000 4,Bm,C 5.00 4,Bm USGS 02203800 1987-01-19 2320 C 6.04 USGS 02203800 1990-03-17 7020 7,C 10.61