U.S. Geological Survey
Water Resources Data - Ohio, Water Year 97, Vol. 2 | Maumee River Basin

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                                04189000 BLANCHARD RIVER NEAR FINDLAY, OHIO

LOCATION.--Lat 41003'21", long 83041'17", on east line of sec. 10, T.1 N., R.10 E., Hancock County, Hydrologic Unit 
04100008, on left bank at upstream side of county road bridge, 2 mi west of Findlay, 3 mi downstream from Eagle 
Creek, and 3 mi upstream from Aurand Run.
DRAINAGE AREA.--346 mi2.
PERIOD OF RECORD.--October 1923 to December 1935, October 1940 to current year. Monthly discharge only for        
October 1923, published in WSP 1307.
REVISED RECORDS.--WSP 974: 1942. WSP 1054: 1927-30, 1933(M), 1945. WSP 1387: 1926, 1928(M), 1930(M), 1952. WSP 1912: 
Drainage area. WRD-OH-81-2: 1959, 1975 (M).
GAGE.--Water-stage recorder. Datum of gage is 754.55 ft above sea level. Prior to July 24, 1930, nonrecording gage 
at same site and datum.
REMARKS.--Records good except for periods of estimated record and Oct.1-Nov.1, which are poor. Water is diverted 
upstream from station into Findlay Reservoir. Storage in Findlay Reservoir used for water supply of city of 
Findlay, and is available for low-flow augmentation. All water returns to stream upstream from station. Water-
quality and sediment data collected at this site.
REVISIONS.--The maximum discharge for water year 1996 has been revised to 6,090 ft3/s, Jan. 20, 1996, gage height, 
12.31 ft.


			DISCHARGE, CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997                   
							DAILY MEAN VALUES                                                
 
 DAY       OCT      NOV      DEC      JAN      FEB      MAR      APR      MAY      JUN      JUL      AUG      SEP
 
   1        53     14        267      365      298     2870      299       68     6220      450       69       50
   2        41      9.4      732      337      283     2400      220       70     8970      626       64       66
   3        30      8.7      373      323      360     1970      188      268     5320      261       55       65
   4        26      8.9      176      306     1110      817      169      338     2040      176       70       50
   5        25      8.4      125      671     3470      585      218      293      709      135       66       49
 
   6        23      8.2      109      615     2620     1250      288      282      464      108       93       52
   7        27     26         91      350      693     1120      236      206      343      102       77       38
   8        27     30         79     e230      346      627      157      173      266       91       58       39
   9        31     17         75     e190      233      495      121      170      219     4550       55       45
  10        32     15         63     e160      199     1060      100      187      188     6140       53       92
 
  11        25     17        274     e150      170      806       91      159      167     1610       55       92
  12        22     21       1960     e130      155      428      340      127      164      451       80       67
  13        20     26       3390     e120      113      321      673       97      245      279      605       52
  14        22     26       2620     e110      118     1920      395       81      192      203      358       45
  15        28     23        889     e100      128     1990      260       70      140      213      181       41
 
  16        27     21        458     e130      104      660      215       58      120      156      207       41
  17        28     22       2680      131       91      407      188       69      109      119     2040       49
  18        51     23       3630      125      183      337      160       79      168       96     2130       37
  19        29     21       2480      116      778      293      138      745      326       88     1360       39
  20        20     20        610      117      660      268      119      949      244       88      425      334
 
  21        22     20        371      129     1160      242      106      371      166       85      236      280
  22        22     21        358      610     1780      219       95      203      387      184      165      127
  23        35     20        349     1410      771      182       84      144      235      222      142       79
  24        29     20       1080      910      432      156       78      136      157      203      163       62
  25        23     72       1410      580      320      181       69     3960      158      138      403       57
 
  26        19    179        566      317      305      214       88     6860     1750      106      245       52
  27        18    473        386      392     5150      195       90     3250     1540      103      160       49
  28        19    194        318     e640     5950      178       89      813      434      135      111       47
  29        21    102        397     e450      ---      296       71      501      247      137       79       41
  30        56    106        515     e350      ---      546       68      482      217      106       60       44
  31        19      ---      433      322      ---      419      ---     1620      ---       82       53      ---
 
 TOTAL     870   1572.6    27264    10886    27980    23452     5413    22829    31905    17443     9918     2181
 MEAN     28.1     52.4      879      351      999      757      180      736     1064      563      320     72.7
 MAX        56      473     3630     1410     5950     2870      673     6860     8970     6140     2130      334
 MIN        18      8.2       63      100       91      156       68       58      109       82       53       37
 CFSM      .08      .15     2.54     1.01     2.89     2.19      .52     2.13     3.07     1.63      .92      .21
 IN.       .09      .17     2.93     1.17     3.01     2.52      .58     2.45     3.43     1.88     1.07      .23
 
 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1924 - 1997, BY WATER YEAR (WY)                                 
 
 MEAN     63.4      159      289      369      425      561      459      276      229      133     59.4     88.5
 MAX       623     1435     1482     1800     1402     1814     1588      865     1612     1075      474      944
 (WY)     1927     1973     1991     1930     1959     1978     1957     1969     1981     1992     1979     1926
 MIN      2.43     3.67     4.28     6.54     9.86     60.1     33.3     22.1     18.3     4.27     1.24     1.62
 (WY)     1935     1935     1935     1945     1964     1941     1925     1925     1988     1934     1934     1934
 
 SUMMARY STATISTICS           FOR 1996 CALENDAR YEAR        FOR 1997 WATER YEAR           WATER YEARS 1924 - 1997
 
 ANNUAL TOTAL                      118616.6                   181713.6                                           
 ANNUAL MEAN                          324                        498                        259                  
 HIGHEST ANNUAL MEAN                                                                        571              1973
 LOWEST ANNUAL MEAN                                                                          57.5            1931
 HIGHEST DAILY MEAN                  4700     Jan 19            8970     Jun  2           12000       Jun 14 1981
 LOWEST DAILY MEAN                      8.2   Nov  6               8.2   Nov  6                .40    Aug 27 1934
 ANNUAL SEVEN-DAY MINIMUM              11     Oct 31              11     Oct 31                .56    Aug 25 1934
 INSTANTANEOUS PEAK FLOW                                        9630     Jun  2 a          13000       Jun 14 1981
 INSTANTANEOUS PEAK STAGE                                         15.42  Jun  2              17.43    Jun 14 1981
 INSTANTANEOUS LOW FLOW                                            8.2   Nov  6                .40    Aug 27 1934
 ANNUAL RUNOFF (CFSM)                    .94                       1.44                        .75               
 ANNUAL RUNOFF (INCHES)                12.75                      19.54                      10.17               
 10 PERCENT EXCEEDS                  1000                       1140                        619                  
 50 PERCENT EXCEEDS                    70                        165                         58                  
 90 PERCENT EXCEEDS                    16                         26                          9.2               

a Peaks above base shown in table of peak discharges and stages at continuous-record surface-water-discharge stations.
e Estimated.


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