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                                  04191500 AUGLAIZE RIVER NEAR DEFIANCE, OHIO

LOCATION.--Lat 41014'14", long 84023'59", in NE 1/4 sec. 9, T.3 N. R.4 E., Defiance County, Hydrologic Unit 04100007, 
on right bank 125 ft downstream from hydroelectric dam of Greco's Hydro-Corporation, 0.2 mi upstream from Jackson 
Ditch, and 3 mi south of Defiance.
DRAINAGE AREA.--2,318 mi2.
PERIOD OF RECORD.--May to August 1903 (gage heights only), April 1915 to current year. Monthly discharges only for 
some periods, published in WSP 1307.
REVISED RECORDS.--WSP 954: 1941. WSP 1912: Drainage area. WRD OH-72-1: 1966 (M).
GAGE.--Water-stage recorder. Datum of gage is 659.70 ft above sea level. May 20 to Aug. 8, 1903, non-recording gage 
at site 1.8 mi downstream at different datum. April 13, 1915, to Dec. 6, 1933, nonrecording gage near right bank 
on downstream side of dam at datum 6.00 ft higher, and auxiliary tailwater staff gage near right bank on downstream 
side of dam at present datum. Oct. 1982 to Nov. 1984 at dam 125 ft upstream, at present datum.
REMARKS.--Records good except for periods of estimated record, which are poor. Flow regulated by dam at powerplant 
at station; reservoir capacity, 9,800 acre-ft. Plant shut down except for occasional gate operation, Jan. 10, 
1963 to Sept. 7, 1985. Some diversion by Miami and Erie Canal from Grand Lake into Jennings Creek, tributary to 
Auglaize River 70 mi upstream from station. Water-quality data collected at this site.
EXTREMES OUTSIDE PERIOD OF RECORD.--Flood of March 1913 reached a stage of 38.8 ft, from reading on powerplant 
tailwater gage at present datum; discharge, 120,000 ft3/s, from rating curve extended above 51,000 ft3/s.


			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       184       66     3400     1940    e1300    33300     2590      417    15900     4780     e250      350
   2       244       66     5470     1690     1180    24500     1900      355    29100     9590     e230      376
   3       499       66     4450     1580     1990    15600     1130      979    35200     4620     e220      344
   4       123       65     2940     1070     3400    11000     1250     3530    31000     3800     e290      446
   5       122       65     1860     3280    11800     6570     1350     3760    19700     2050     e280      319
 
   6       118       65      931     5620    16000     5030     1330     3270     9170    e1400     e240      160
   7       111       67     1240     3700    13300     6430     1980     2540     4490    e1100     e210      181
   8       110     1330     1070     2280     8230     5460     1770     1800     2530     e800     e200      355
   9       110     2450     1280     1150     4210     4080      848      991     1340    e2000     e190      432
  10       108     2090      881     e700     1920     4880     1260      918     1070    e3500     e190     1760
 
  11       107     2240     1390     e540     1360     6000      703     1240      989    e1500     e180     2900
  12       104     1930     9100     e450      869     4710      313      671      766     e900     e180     1180
  13       103      873    12800     e350      959     3150     2220      821      752     e450     e300      932
  14        99      206    10900     e300      912    10400     3550      624     1020     e350    e1200      796
  15        96      770     8640     e450      835    18400     2660      548     1270     e300     e840      421
 
  16        94      180     5360     e320      715    12400     1760      512      759     e350     e500      324
  17        91      183     4560     e220      592     8360      909      336      468     e340    e2000      483
  18        87      185    10600     e170      528     4520     1240      319      596     e320    e8000      668
  19        86      462    11700     e140     1890     2910      756     1800      598     e500    e9000      419
  20        86      345     7160     e160     4730     2280      780     6470     1060     e450    e5000     4100
 
  21        86      179     4230     e380     8450     1870      762     4770      828     e380    e3200     5830
  22        87      181     3120     1060    11500     1570      643     3290     1300    e1000     1390     3490
  23       230      187     2620     7140    10600     1450      615     1420      649    e1600      811     2270
  24        97      365     9930    e9000     6510      745      584      953     1320    e1000      847     1660
  25        92      467    11500    e4500     4090     1330      501    11200      555     e700     1500      565
 
  26        94     2640     5780    e3500     2650     1140      303    24500      968     e500     2010      435
  27        93     4960     4370    e2700    17200     1660      597    24700     1710     e370     1550      408
  28        89     3270     2730    e2300    32200     1660      405    18200     3190     e430      517      382
  29       421     2280     1870    e1900      ---     1700      496    11800     2720     e360      532      408
  30       799     1800     1560    e1600      ---     1810      531     9300     1040     e300      587      158
  31       326      ---     2300    e1500      ---     2590      ---     6500      ---     e260      268      ---
 
 TOTAL    5096    30033   155742    61690   169920   207505    35736   148534   172058    46000    42712    32552
 MEAN      164     1001     5024     1990     6069     6694     1191     4791     5735     1484     1378     1085
 MAX       799     4960    12800     9000    32200    33300     3550    24700    35200     9590     9000     5830
 MIN        86       65      881      140      528      745      303      319      468      260      180      158
 
 STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1916 - 1997, BY WATER YEAR (WY)                                 
 
 MEAN      485     1030     1828     2525     2983     4176     3442     1967     1438      831      325      433
 MAX      3445     7856     8510    13350    10170    13090    11210    10490     6733     5762     1988     5571
 (WY)     1955     1973     1967     1950     1976     1982     1957     1943     1947     1992     1979     1992
 MIN      23.6     7.28     9.34     48.5      111      382      242     69.8      101     42.0     27.1     28.9
 (WY)     1953     1953     1977     1977     1964     1941     1946     1934     1988     1930     1932     1963
 
 SUMMARY STATISTICS           FOR 1996 CALENDAR YEAR        FOR 1997 WATER YEAR           WATER YEARS 1916 - 1997
 
 ANNUAL TOTAL                      891001                    1107578                                             
 ANNUAL MEAN                         2434                       3034                       1774                  
 HIGHEST ANNUAL MEAN                                                                       3337              1973
 LOWEST ANNUAL MEAN                                                                         342              1931
 HIGHEST DAILY MEAN                 28300     Jan 20           35200     Jun  3           52300       Mar 14 1982
 LOWEST DAILY MEAN                     65     Nov  4              65     Nov  4                .50    Oct 13 1952
 ANNUAL SEVEN-DAY MINIMUM              66     Nov  1              66     Nov  1               1.1     Oct 12 1952
 INSTANTANEOUS PEAK FLOW                                       35900     Jun  3           52500       Feb 16 1950
 INSTANTANEOUS PEAK STAGE                                         22.39  Jun  3              27.65    Feb 13 1959
 INSTANTANEOUS LOW FLOW                                           65     Nov  4                .50    Oct 13 1952
 10 PERCENT EXCEEDS                  7920                       8780                       4930                  
 50 PERCENT EXCEEDS                   578                       1070                        438                  
 90 PERCENT EXCEEDS                   106                        175                         38                  

e Estimated.