Station list     Available data
ILLINOIS RIVER BASIN


05572000       SANGAMON RIVER AT MONTICELLO, IL

 

LOCATION.-- Lat 40°01'51", long 88°35'20" (NAD of 1927), in NE1/4SW1/4 sec.12, T.18 N., R.5 E., Piatt County, Hydrologic Unit 07130006, on right downstream side of highway bridge, 0.5 mi west of Monticello, and at mile 162.2.
 

DRAINAGE AREA.-- 550 mi2.
 

PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE
 

DISCHARGE: February 1908 to December 1912, June 1914 to current year. Monthly discharge only for some periods, published in WSP 1308. Published as "near Monticello" 1910-12.
 

STAGE: Water years 1994 to current year.

SURFACE-WATER QUALITY
 

CHEMICAL: Water years 1990-92, 1997-98, and 2001 to current year.
 

MISCELLANEOUS: Contaminants in streambed sediments, July 1996; contaminants in fish tissue, July 1996; streambank sediment size, October 1997; streambed sediment size, October 1997.

BIOLOGICAL
 

ALGAE: Water years 1996-98 and 2002-03.
 

BENTHIC MACROINVERTEBRATES: Water years 1996-98 and 2002.
 

FISH: Water years 1997-98 and 2002-04.
 

HABITAT: Water years 1996-98 and 2002-04.
 

REVISED RECORDS.-- WSP 525: 1920. WSP 1115: 1946-47. WSP 1208: 1915-16, 1918-20, 1927, 1929, 1939. WSP 1508: 1908(M), 1917, 1928(M). WDR IL-81-2: 1909(P), 1912(P), 1915(P), 1919-32(P), 1935(P), 1937-38(P), 1940-41(P), 1944(P), 1946-47(P). WDR IL-89-2: 1988.
 

GAGE.-- Water-stage recorder, phone telemeter, and crest-stage gage. Datum of gage is 625.89 ft above NGVD of 1929. Prior to Sept. 30, 1964, nonrecording gage at site 0.2 mi downstream at same datum. Oct. 1, 1964, to Oct. 22, 1971, nonrecording gage at present site and datum.
 

EXTREMES FOR PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 19,000 ft3/s, Oct. 4, 1926, gage height, 18.50 ft, from graph based on gage readings, site then in use; maximum gage height, 19.06 ft, Apr. 13, 1994, discharge, 15,900 ft3/s; no flow Aug. 28, Sept. 5, 11, 17, 18, Oct. 30, 31, Nov. 1, 1988.
 

REMARKS FOR CURRENT YEAR.--Sampled as part of the Lower Illinois River Basin (LIRB) National Water Quality Assessment Program (NAWQA).
SURFACE-WATER QUALITY
 
Alka- Bicar-
Dis- pH, Specif. linity, bonate,
Agency Agency Instan- solved water, conduc- wat flt wat flt
col- ana- taneous Dis- oxygen, unfltrd tance, Temper- Temper- inc tit incrm.
lecting lyzing Gage dis- solved percent field, wat unf ature, ature, field, titr.,
Date Time sample, sample, height, charge, oxygen, of sat- std uS/cm air, water, mg/L as field,
code code feet cfs mg/L uration units 25 degC deg C deg C CaCO3 mg/L
(00027) (00028) (00065) (00061) (00300) (00301) (00400) (00095) (00020) (00010) (39086) (00453)
OCT 2003
07... 0910 81700 80020 5.41 51 12.2 113 8.2 690 20.5 12.1 263 314
DEC
04... 0940 81700 80020 8.43 443 13.5 106 8.4 708 2.0 4.8 247 E300
FEB 2004
17... 0930 81700 80020 6.26 147 16.7 115 7.7 749 -1.0 .0 272 329
APR
21... 0850 81700 80020 7.71 353 8.5 87 8.2 653 17.0 16.2 230 278
MAY
20... 0935 81700 80020 11.61 1530 8.9 94 7.9 601 27.0 18.0 201 244
JUN
08... 0900 81700 80020 8.91 581 9.1 100 8.1 675 28.0 21.1 253 305
JUL
16... 0820 81700 80020 8.46 493 7.3 84 7.4 627 24.0 22.1 241 288
AUG
05... 1330 81700 80020 5.31 82 6.8 81 7.6 678 25.5 23.6 261 314
Carbon- Nitrite Ortho- Total 2,6-Di-
ate, + phos- nitro- ethyl-
wat flt Chlor- Ammonia nitrate Nitrite phate, Phos- gen, aniline Aceto- Ala-
incrm. ide, Sulfate water, water water, water, phorus, wat unf water CIAT, chlor, chlor,
titr., water, water, fltrd, fltrd, fltrd, fltrd, water, by anal fltrd water, water, water,
Date field, fltrd, fltrd, mg/L mg/L mg/L mg/L unfltrd ysis, 0.7u GF fltrd, fltrd, fltrd,
mg/L mg/L mg/L as N as N as N as P mg/L mg/L ug/L ug/L ug/L ug/L
(00452) (00940) (00945) (00608) (00631) (00613) (00671) (00665) (62855) (82660) (04040) (49260) (46342)
OCT 2003
07... 3 36.9 38.4 <.04 5.56 .013 .051 .108 6.31 <.006 E.050 E.004 <.004
DEC
04... <1 31.9 37.3 <.04 8.56 .014 .033 .060 8.95 <.006 E.013 <.006 <.005
FEB 2004
17... 1 44.4 46.0 <.04 6.98 .016 .023 .040 7.55 <.006 E.034 <.006 <.005
APR
21... <1 33.4 38.8 <.04 8.34 .072 .013 .102 9.42 <.006 E.044 .048 <.005
MAY
20... <1 27.5 25.9 <.04 12.5   .051 .074 .21   13.4   <.006 E.169 .546 .055
JUN
08... 1 27.2 32.3 <.04 12.0   .034 .064 .148 11.7   <.006 E.149 .084 <.005
JUL
16... 3 26.7 27.7 <.04 7.67 .021 .075 .162 6.91 <.006 E.075 .017 <.005
AUG
05... 2 39.1 46.4 <.04 2.40 .011 .097 .181 2.85 <.006 E.046 .007 <.005
Azin- Ben- cis-
phos- flur- Car- Carbo- Per-
alpha- Atra- methyl, alin, Butyl- baryl, furan, Chlor- methrin Cyana- DCPA, Diazi- Diel-
HCH, zine, water, water, ate, water, water, pyrifos water zine, water non, drin,
water, water, fltrd fltrd water, fltrd fltrd water, fltrd water, fltrd water, water,
Date fltrd, fltrd, 0.7u GF 0.7u GF fltrd, 0.7u GF 0.7u GF fltrd, 0.7u GF fltrd, 0.7u GF fltrd, fltrd,
ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L
(34253) (39632) (82686) (82673) (04028) (82680) (82674) (38933) (82687) (04041) (82682) (39572) (39381)
OCT 2003
07... <.005 .157 <.050 <.010 <.002 <.041 <.020 <.005 <.006 <.018 <.003 <.005 <.005
DEC
04... <.005 .110 <.050 <.010 <.004 <.041 <.020 <.005 <.006 <.018 <.003 <.005 <.009
FEB 2004
17... <.005 E.087 <.050 <.010 <.004 <.041 <.020 <.005 <.006 <.018 <.003 <.005 <.009
APR
21... <.005 .299 <.050 <.010 <.004 <.041 <.020 <.005 <.006 <.018 <.003 <.005 <.009
MAY
20... <.005 8.68   <.050 <.010 <.004 <.041 <.020 .007 <.006 <.018 <.003 <.005 <.009
JUN
08... <.005 1.67   <.050 <.010 <.004 <.041 E.043 <.005 <.006 <.018 <.003 <.005 E.006
JUL
16... <.005 .538 <.050 <.010 <.004 <.041 E.053 <.005 <.006 <.018 <.003 <.005 <.009
AUG
05... <.005 .223 <.050 <.010 <.004 <.041 <.020 <.005 <.006 <.018 <.003 <.005 <.009
Ethal- Methyl
Disul- flur- Etho- para- Moli- Naprop-
foton, EPTC, alin, prop, Linuron Mala- thion, Metola- Metri- nate, amide,
water, water, water, water, Fonofos Lindane water thion, water, chlor, buzin, water, water,
fltrd fltrd fltrd fltrd water, water, fltrd water, fltrd water, water, fltrd fltrd
Date 0.7u GF 0.7u GF 0.7u GF 0.7u GF fltrd, fltrd, 0.7u GF fltrd, 0.7u GF fltrd, fltrd, 0.7u GF 0.7u GF
ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L
(82677) (82668) (82663) (82672) (04095) (39341) (82666) (39532) (82667) (39415) (82630) (82671) (82684)
OCT 2003
07... <.02 <.002 <.009 <.005 <.003 <.004 <.035 <.027 <.006 .037 <.006 <.002 <.007
DEC
04... <.02 <.004 <.009 <.005 <.003 <.004 <.035 <.027 <.015 .038 <.006 <.003 <.007
FEB 2004
17... <.02 <.004 <.009 <.005 <.003 <.004 <.035 <.027 <.015 .038 <.006 <.003 <.007
APR
21... <.02 <.004 <.009 <.005 <.003 <.004 <.035 <.027 <.015 .259 <.006 <.003 <.007
MAY
20... <.02 <.004 <.009 <.005 <.003 <.004 <.035 <.027 <.015 1.39   .017 <.003 <.007
JUN
08... <.02 <.004 <.009 <.005 <.003 <.004 <.035 <.027 <.015 .327 .006 <.003 <.007
JUL
16... <.02 <.004 <.009 <.005 <.003 <.004 <.035 <.027 <.015 .155 <.006 <.003 <.007
AUG
05... <.02 <.004 <.009 <.005 <.003 <.004 <.035 <.027 <.015 .044 <.006 <.003 <.007
Pendi-
Peb- meth- Propy- Pro- Propar- Tebu- Terba-
p,p'- Para- ulate, alin, Phorate Prome- zamide, Propa- panil, gite, Sima- thiuron cil,
DDE, thion, water, water, water ton, water, chlor, water, water, zine, water water,
water, water, fltrd fltrd fltrd water, fltrd water, fltrd fltrd water, fltrd fltrd
Date fltrd, fltrd, 0.7u GF 0.7u GF 0.7u GF fltrd, 0.7u GF fltrd, 0.7u GF 0.7u GF fltrd, 0.7u GF 0.7u GF
ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L ug/L
(34653) (39542) (82669) (82683) (82664) (04037) (82676) (04024) (82679) (82685) (04035) (82670) (82665)
OCT 2003
07... <.003 <.010 <.004 <.022 <.011 E.01 <.004 <.010 <.011 <.02 <.005 <.02 <.034
DEC
04... <.003 <.010 <.004 <.022 <.011 M <.004 <.025 <.011 <.02 <.005 <.02 <.034
FEB 2004
17... <.003 <.010 <.004 <.022 <.011 .01 <.004 <.025 <.011 <.02 <.005 <.02 <.034
APR
21... <.003 <.010 <.004 <.022 <.011 .01 <.004 <.025 <.011 <.02 .010 <.02 <.034
MAY
20... <.003 <.010 <.004 E.011 <.011 .01 <.004 <.025 <.011 <.02 .026 <.02 <.034
JUN
08... <.003 <.010 <.004 E.007 <.011 .01 <.004 <.025 <.011 <.02 .020 <.02 <.034
JUL
16... <.003 <.010 <.004 <.022 <.011 .01 <.004 <.025 <.011 <.02 .008 <.02 <.034
AUG
05... <.003 <.010 <.004 <.022 <.011 .01 <.004 <.025 <.011 <.02 .157 <.02 <.034
Tri- Sus-
Terbu- Thio- Tri- flur- pended
fos, bencarb allate, alin, sedi-
water, water water, water, ment
fltrd fltrd fltrd fltrd concen-
Date 0.7u GF 0.7u GF 0.7u GF 0.7u GF tration
ug/L ug/L ug/L ug/L mg/L
(82675) (82681) (82678) (82661) (80154)
OCT 2003
07... <.02 <.005 <.002 <.009 68
DEC
04... <.02 <.010 <.002 <.009 38
FEB 2004
17... <.02 <.010 <.002 <.009 50
APR
21... <.02 <.010 <.002 <.009 178
MAY
20... <.02 <.010 <.002 <.009 165
JUN
08... <.02 <.010 <.002 E.005 235
JUL
16... <.02 <.010 <.002 <.009 175
AUG
05... <.02 <.010 <.002 <.009 121
Remark codes used in this table:
< -- Less than
E -- Estimated value
M -- Presence verified, not quantified


Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data