U.S. Geological Survey
Water Resources Data - Ohio, Water Year 97, Vol. 1 | Scioto River Basin


			03232500 ROCKY FORK NEAR BARRETTS MILLS, OHIO

LOCATION.--Lat 39013'06", long 83023'08", Highland County, Hydrologic Unit 05060003, on left bank at downstream side 
of highway bridge, 1.1 mi north of Barretts Mills, 2 mi east of Rainsboro, 2.8 mi upstream from mouth, and 6 mi 
downstream from Rocky Fork Lake.
DRAINAGE AREA.--140 mi2.
PERIOD OF RECORD.--October 1939 to current year.
REVISED RECORDS.--WSP 1908: Drainage area.
GAGE.--Water-stage recorder. Datum of gage is 770.8 ft above sea level (levels by U.S. Army Corps of Engineers.) 
Prior to Feb. 15, 1940, nonrecording gage at same site and datum.
REMARKS.--Records fair except for periods of estimated record, which are poor. Flow regulated by Rocky Fork Lake     
6 mi upstream, since 1952, capacity, 34,100 acre-ft. Water-quality data collected at this site. U.S. Army Corps 
of Engineers satellite telemeter at station.
EXTREMES FOR PERIOD OF RECORD.--Maximum gage height, 15.56 ft Mar. 6, 1945.
REVISIONS.--The maximum discharge for the water year 1995 has been revised to 3,700 ft3/s, May 18, 1995, gage height 
9.01 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     127         18     e960       89      e56     3070      184       34     2570   1550        6.8     11  
   2      85         17      319       83      e50    e5980      174       30     1670    758        6.7     10  
   3      58         16       77       79      e72     2470      157      154      387   1010        6.9     12  
   4      47         15       92       75     1290     1180      136      182      131     52        7.2     11  
   5      32         15       49      168     1870      730      131      132      132    e60        7.2      9.8
 
   6      25         15       61      152      411      600      137      104      122    e49        6.6      9.0
   7      22         22       61      118      267      128      112       81      108    e43        6.3      9.7
   8      19        127       41       92      167      172       89      110      114    e39        6.3      9.3
   9      18        177       27       94     e130      210       76      224      111    e36        6.4      9.7
  10      22        160       29       93     e100      515       65      179       98    e33        6.5     11  
 
  11      18         83       91      e41      e82      403       61      134       89     32        6.8     11  
  12      69         50      134      e30      e68      262      129       96       81     28        7.0     11  
  13      98         42      185      e25      e56      409       69       78       74     25       11        9.8
  14      50         37      160      e22      e50      573       62       65       54     23       12        9.9
  15       9.6       31      132      e20      e45      227       58       57       35     20       14        7.2
 
  16      10         27      124      e19      e41     e170       56       43       35     17       16        6.9
  17      12         26     1940      e18      e37     e230       55       37      414     15       32        6.2
  18      17         39     1210      e17      e35     e307       50       35      568     13       87        3.6
  19      27         56      189      e16      e56      820       45       61      465     12       77        4.0
  20      62         53      154      e16      e80      444       42       93      291     10       70        6.5
 
  21      52         45      107      e15      237      150       47       72       53      8.9     57      e16  
  22      11         42      109      e20       57      165       52       53       46      9.3     38      e13  
  23      13         39      104      e50       51      155       48       42       39      9.9     27      e11  
  24      14         42      501      318       51      128       45       36       34     20       21       e9.0
  25      13         40      361      837       50      144       42       45       35     22       18       e7.2
 
  26      14        153       95      341       56      291       73       61       24     18       16       e6.0
  27      17       e340      103      526       87      251       96       55       18     16       14       e5.2
  28      17       e250      110     1300       79      219       23       44       16     15       14       e4.7
  29      16       e140      115      229      ---      635       23       41       39     13       14        4.3
  30      16       e190      102       80      ---      369       25       37       47      9.9     12        3.5
  31      21        ---       94      e64      ---      193      ---      148      ---      7.6     11        ---
 
 TOTAL  1031.6     2307     7836     5047     5631    21600     2362     2563     7900   3974.6    641.7    258.5
 MEAN     33.3     76.9      253      163      201      697     78.7     82.7      263      128     20.7     8.62
 MAX       127      340     1940     1300     1870     5980      184      224     2570     1550       87       16
 MIN       9.6       15       27       15       35      128       23       30       16      7.6      6.3      3.5
 
 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1952 - 1997, BY WATER YEAR (WY)                                 
 
 MEAN     55.5      104      171      184      245      299      260      210      108     78.1     58.4     62.1
 MAX       263      514      631      535      663     1024      627      810      365      379      307      542
 (WY)     1991     1973     1991     1952     1956     1963     1970     1968     1957     1954     1958     1965
 MIN      1.95     3.97     6.16     13.4     11.3     17.2     24.2     33.2     6.22     3.69     4.95     1.88
 (WY)     1965     1964     1954     1977     1954     1983     1971     1976     1988     1964     1986     1964
 
 SUMMARY STATISTICS           FOR 1996 CALENDAR YEAR        FOR 1997 WATER YEAR           WATER YEARS 1952 - 1997
 
 ANNUAL TOTAL                       87225.8                    61152.4                                           
 ANNUAL MEAN                          238                        168                        154                  
 HIGHEST ANNUAL MEAN                                                                        259              1979
 LOWEST ANNUAL MEAN                                                                          56.5            1953
 HIGHEST DAILY MEAN                  3040     May  5            5980     Mar  2            9520       Mar 10 1964
 LOWEST DAILY MEAN                      9.0   Sep 10               3.5   Sep 30                .50    Oct  6 1964
 ANNUAL SEVEN-DAY MINIMUM               9.5   Sep  6               5.7   Sep 24                .69    Oct  6 1964
 INSTANTANEOUS PEAK FLOW                                        7320     Mar  2 e         13400       Mar 10 1964
 INSTANTANEOUS PEAK STAGE                                         12.59  Mar  2 e            15.56    Mar  6 1945
 INSTANTANEOUS LOW FLOW                                            3.5   Sep 30                .40    Oct  6 1964
 10 PERCENT EXCEEDS                   516                        327                        350                  
 50 PERCENT EXCEEDS                    91                         51                         61                  
 90 PERCENT EXCEEDS                    14                          9.9                        8.7                
 
e Estimated.


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