# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-09 02:38:43 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 04212500 Ashtabula River near Ashtabula OH # # 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 04212500 1925-02-09 3250 5.80 2 1925-02-08 9.00 1 USGS 04212500 1926-09-24 4950 7.33 2 1926-02-26 8.03 1 USGS 04212500 1926-10-25 4020 6.48 USGS 04212500 1927-12-01 5430 7.73 USGS 04212500 1929-01-19 7500 8.35 USGS 04212500 1930-01-12 3050 5.58 2 1930-02-13 6.96 1 USGS 04212500 1931-04-02 2010 4.23 2 1931-01-26 6.94 1 USGS 04212500 1932-05-08 3150 5.51 USGS 04212500 1932-12-31 5230 7.51 USGS 04212500 1934-08-09 3170 5.72 2 1934-03-04 5.78 1 USGS 04212500 1935-02-15 2500 4.98 USGS 04212500 1936-03-24 7500 8.36 2 1936-02-27 9.04 1 USGS 04212500 1939-03-01 3690 6.18 USGS 04212500 1940-03-30 4470 6.90 2 1940-02-13 9.16 1 USGS 04212500 1940-12-13 2700 5.12 2 1941-03-04 6.20 1 USGS 04212500 1942-05-16 10800 9.67 USGS 04212500 1942-12-28 3930 6.40 2 1943-01-25 8.60 1 USGS 04212500 1944-04-12 3700 6.15 2 1944-02-23 7.20 1 USGS 04212500 1945-02-23 5010 9.60 1 USGS 04212500 1946-06-01 4180 6.60 USGS 04212500 1947-06-08 7500 8.43 USGS 04212500 1950-04-05 2840 5.02 USGS 04212500 1950-12-04 7180 8.25 USGS 04212500 1952-01-27 4450 6.30 USGS 04212500 1953-05-23 6810 7.94 USGS 04212500 1954-03-01 6250 7.51 USGS 04212500 1954-10-16 8880 9.32 USGS 04212500 1956-05-12 5070 6.55 USGS 04212500 1957-01-23 6110 7.38 USGS 04212500 1958-09-05 2800 4.60 2 1958-02-27 5.56 1 USGS 04212500 1959-01-22 11600 11.03 USGS 04212500 1960-03-30 7110 8.47 USGS 04212500 1961-02-19 4020 6.37 USGS 04212500 1962-03-13 1430 3.73 USGS 04212500 1963-03-18 3500 1 USGS 04212500 1964-03-05 8590 9.15 2 1964-01-23 9.44 1 USGS 04212500 1965-01-25 3810 5.72 USGS 04212500 1966-02-11 5010 6.66 USGS 04212500 1966-12-07 4010 5.88 USGS 04212500 1968-01-30 3380 5.35 USGS 04212500 1969-07-05 7720 8.58 USGS 04212500 1970-03-05 2680 4.69 2 1970-01-29 6.29 1 USGS 04212500 1971-02-21 2310 4.31 2 1971-02-20 5.34 1 USGS 04212500 1972-03-02 5610 6.62 USGS 04212500 1973-03-15 2550 4.03 USGS 04212500 1974-05-12 4220 5.52 USGS 04212500 1975-02-24 3420 4.66 USGS 04212500 1976-02-17 5010 6.16 USGS 04212500 1977-07-20 3840 5.01 2 1977-02-24 6.80 1 USGS 04212500 1977-12-15 6780 5.99 2 1978-03-14 13.10 1 USGS 04212500 1979-09-14 8050 8.47 USGS 04212500 1994-02-21 3590 4.61 USGS 04212500 1995-01-16 2910 4.22 USGS 04212500 1996-01-17 5240 5.52