# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-12-26 07:01:30 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 05446000 ROCK CREEK AT MORRISON, IL # # 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 05446000 1940-08-13 1200 12.58 USGS 05446000 1941-06-01 2520 13.88 USGS 05446000 1941-10-23 1100 11.79 USGS 05446000 1942-12-27 4180 14.66 3 USGS 05446000 1944-03-15 3060 13.05 3 USGS 05446000 1945-05-14 857 6.27 3 USGS 05446000 1946-01-06 5770 16.04 3 USGS 05446000 1947-01-14 1380 8.05 3 USGS 05446000 1948-02-28 4780 15.02 3 USGS 05446000 1949-02-24 2480 11.29 3 USGS 05446000 1950-03-05 2320 10.87 3 USGS 05446000 1951-02-20 3540 13.76 3 USGS 05446000 1952-03-12 2100 10.69 3 USGS 05446000 1953-02-20 2900 12.68 3 USGS 05446000 1954-08-18 2180 11.35 3 USGS 05446000 1955-02-20 2740 12.27 3 USGS 05446000 1956-02-24 1460 8.53 3 USGS 05446000 1957-02-09 1710 9.44 3 USGS 05446000 1958-02-25 1770 9.58 3 USGS 05446000 1959-02-24 2500 11.70 USGS 05446000 1960-03-29 2460 11.64 USGS 05446000 1961-09-14 2220 11.03 USGS 05446000 1962-03-19 2820 12.47 USGS 05446000 1963-03-04 1800 2 USGS 05446000 1964-06-21 1520 8.73 USGS 05446000 1965-01-02 2620 11.99 USGS 05446000 1966-02-09 2560 11.84 USGS 05446000 1967-08-09 1970 10.29 USGS 05446000 1968-00-00 765 4,Bm USGS 05446000 1969-01-23 3080 13.06 USGS 05446000 1970-05-03 1750 9.54 USGS 05446000 1971-06-01 1720 9.42 USGS 05446000 1978-06-26 1020 14.65 USGS 05446000 1979-03-20 1830 15.55 USGS 05446000 1980-02-22 1510 15.11 USGS 05446000 1981-09-01 2090 15.87 USGS 05446000 1981-10-18 1700 15.38 USGS 05446000 1983-04-02 1530 15.13 USGS 05446000 1984-05-25 1590 15.23 USGS 05446000 1985-03-04 1780 15.49 USGS 05446000 1986-07-09 2250 16.04 2 1986-02-05 16.09 1 USGS 05446000 1987-08-14 1770 15.47 USGS 05446000 1988-01-31 2010 15.78 USGS 05446000 1989-09-07 2270 16.06 USGS 05446000 1990-06-29 1940 17.12 USGS 05446000 1991-03-02 2020 16.45 USGS 05446000 1991-11-30 1870 15.17 USGS 05446000 1993-03-24 3650 17.03 USGS 05446000 1994-02-20 3230 16.77 USGS 05446000 1995-05-28 2060 15.66 USGS 05446000 1996-05-29 3230 16.77 USGS 05446000 1997-02-21 5050 17.76 USGS 05446000 1998-03-31 1740 14.83 USGS 05446000 1999-04-23 1820 15.77 USGS 05446000 2000-06-13 2160 16.09