Station list     Available data
WABASH RIVER BASIN


03346000                   NORTH FORK EMBARRAS RIVER NEAR OBLONG, IL



LOCATION.--Lat 39°00'37", long 87°56'47", in NW1/4NW1/4 sec.35, T.7 N., R.14 W., Crawford County, Hydrologic Unit 05120112, on left bank at downstream side of bridge on State Highway 33, 0.8 mi upstream from railroad bridge, 2 mi west of Oblong, and at mile 10.5.

DRAINAGE AREA.--318 mi2.

PERIOD OF RECORD.--October 1940 to current year.

GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 456.19 ft above sea level. Prior to Dec. 11, 1940, nonrecording gage and Dec. 11, 1940, to Sept. 30, 1964, water-stage recorder at same site at datum 2.00 ft higher. Oct. 8, 1971 to May 15, 1979, water-stage recorder at site 0.8 mi downstream at present datum.

REMARKS.--Records good except those for estimated daily discharges, which are poor. Gage-height telemeter at station.
DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1997 TO SEPTEMBER 1998
DAILY MEAN VALUES
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
 
1 .86 1.6   e3.0 11  55  105  911  4250  199  327  79  14   
2 .92 2.0   21    12  47  118  528  1450  91  119  57  14   
3 .91 1.8   19    11  42  99  321  1640  62  76  49  13   
4 .89 e1.3   15    11  38  90  1330  7940  50  139  41  13   
5 .82 e.95 11    23  34  116  1640  6750  53  74  811  12   
 
6 .74 e1.2   9.6 101  33  121  434  2800  63  49  2420  11   
7 .71 e1.8   7.8 284  31  86  274  1570  82  662  1150  9.8
8 .66 e2.3   6.9 673  29  235  844  4150  66  2330  496  9.6
9 .74 e2.0   6.8 866  27  955  714  2110  525  1140  740  e9.0
10 .72 e1.6   7.4 296  26  780  290  431  868  173  484  e8.4
 
11 .66 e1.4   6.8 165  30  288  217  262  363  106  618  e7.5
12 .63 e1.3   6.2 116  46  155  171  198  1060  73  303  e6.5
13 .72 e1.2   7.8 91  65  129  153  163  1060  54  145  e6.2
14 .74 e2.6   9.0 68  53  114  271  137  711  43  101  6.7
15 .69 e2.3   7.7 70  41  107  402  114  393  40  79  6.7
 
16 .51 e1.9   6.9 81  50  90  2330  99  1150  36  64  7.5
17 .43 e1.6   6.5 69  428  194  2310  86  538  31  57  7.5
18 .43 e1.4   5.9 60  1470  1490  402  75  220  29  55  9.1
19 .42 e1.3   5.1 52  734  1750  248  71  1020  27  44  9.8
20 .39 e1.2   4.8 43  325  1340  205  68  1100  25  37  8.2
 
21 .37 e1.7   5.3 44  302  2270  182  153  309  883  31  8.1
22 .32 e1.5   7.2 56  214  1750  165  119  204  1190  28  10   
23 .32 e1.3   7.3 201  157  421  151  294  442  1120  24  13   
24 .51 e1.1   19    250  123  272  137  865  375  1710  21  e10   
25 .61 e1.0   31    176  98  217  126  484  180  1240  21  e9.0
 
26 .71 e.90 69    124  79  187  123  209  127  210  19  e8.0
27 .67 e.85 45    109  78  163  464  154  95  141  18  e7.0
28 .65 e.80 27    118  110  590  209  124  77  108  17  6.5
29 .69 e.75 19    109  ---  1370  170  102  71  86  16  6.2
30 .98 e1.0   16    84  ---  677  2000  90  511  78  16  5.6
 
31 1.2   ---      12    67  ---  312  ---  85  ---  75  15  ---   

TOTAL 20.62 43.65 432.0 4441 4765 16591 17722 37043 12065 12394 8056 272.9
MEAN .67 1.46 13.9 143 170 535 591 1195 402 400 260 9.10
MAX 1.2 2.6 69 866 1470 2270 2330 7940 1150 2330 2420 14
MIN .32 .75 3.0 11 26 86 123 68 50 25 15 5.6
CFSM .00 .00 .04 .45 .54 1.68 1.86 3.76 1.26 1.26 .82 .03
IN. .00 .01 .05 .52 .56 1.94 2.07 4.33 1.41 1.45 .94 .03

e Estimated
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1941 - 1998, BY WATER YEAR (WY)
MEAN 45.1 197 303 376 434 508 484 385 230 128 84.5 72.2
MAX 565 1757 1755 2798 1777 1469 1521 2825 1346 1010 471 900
(WY) 1950 1986 1968 1950 1982 1973 1984 1943 1945 1958 1985 1989
MIN .013 .13 .56 .92 4.82 2.37 10.4 19.0 4.07 .46 .26 .10
(WY) 1954 1954 1954 1977 1954 1954 1954 1941 1954 1954 1954 1954

SUMMARY STATISTICS FOR 1997 CALENDAR YEAR FOR 1998 WATER YEAR WATER YEARS 1941 - 1998
ANNUAL TOTAL 75433.73     113846.17
ANNUAL MEAN 207          312      270         
HIGHEST ANNUAL MEAN 644          1950
LOWEST ANNUAL MEAN 3.88     1954
HIGHEST DAILY MEAN 7500      A     Feb 27 7940          May 4 20300          Jan 4 1950
LOWEST DAILY MEAN .32         Oct 22,23 .32     Oct 22,23 .00     B
ANNUAL SEVEN-DAY MINIMUM .38         Oct 17 .38     Oct 17 .00     Sep 13 1953
INSTANTANEOUS PEAK FLOW 9270          May 4 27100      C Jan 4 1950
INSTANTANEOUS PEAK STAGE 19.46     May 4 24.38 D Jan 4 1950
INSTANTANEOUS LOW FLOW .30     Oct 22,23
ANNUAL RUNOFF (CFSM) .65     .98 .85    
ANNUAL RUNOFF (INCHES) 8.82     13.32 11.52    
10 PERCENT EXCEEDS 446          894      600         
50 PERCENT EXCEEDS 22          68      45         
90 PERCENT EXCEEDS .99     1.0   2.7      
A - Estimated.
B - Many days in 1953-54, 1964, 1988.
C - From rating curve extended above 16,000 ft3/s.
D - Present datum.


Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data