LOCATION.-- Lat 41°49'20", long 87°49'15" (NAD of 1927), in SW1/4SW1/4 sec.36, T.39 N., R.12 E., Cook County, Hydrologic Unit 07120004, on left bank 400 ft downstream from bridge on Barry Point Road in Riverside, 500 ft downstream from Hoffman Dam, 4,000 ft downstream from Salt Creek, and at mile 44.3. | |
DRAINAGE AREA.-- 630 mi2. | |
PERIOD OF RECORD.-- | |
SURFACE-WATER DISCHARGE AND STAGE | |
DISCHARGE: October 1943 to current year. Monthly discharge only for some periods, published in WSP 1308. | |
STAGE: Water years 1994 to current year. | |
PARTIAL RECORD: Annual maximum, water years 1914 to 1943, from Metropolitan Water Reclamation District of Greater Chicago. | |
SURFACE-WATER QUALITY | |
CHEMICAL: Water years 1987-92 and 1999 to 2004. | |
SEDIMENT: April 1979 to September 1982, January 2003 to current year. | |
MISCELLANEOUS: Contaminants in streambed sediments, August 1998; contaminants in fish tissue, August 1998; sediment concentration and particle size, water years 1998-2005. | |
BIOLOGICAL | |
ALGAE: Water years 1989-90, 1999, 2002-04. | |
BENTHIC MACROINVERTEBRATES: Water years 1999, 2002-04. | |
FISH: Water years 1999-2000, 2002-04. | |
HABITAT: Water years 1999-2000, 2002-04. | |
REVISED RECORDS.-- WSP 1174: 1944, 1948. WSP 1308: 1944(M). WDR IL-75-1: Drainage area. | |
GAGE.-- Water-stage recorder, U.S. Army Corps of Engineers satellite telemeter, automatic water sampler, and rain gage, and concrete dam. Datum of gage is 594.68 ft above NGVD of 1929 (594.40 ft NAVD 1988). Prior to Nov. 27, 1946, nonrecording gage at bridge 400 ft upstream at same datum. | |
REMARKS.-- Occasional regulation by gates at Hoffman Dam. | |
EXTREMES FOR PERIOD OF RECORD.-- | |
SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 9,770 ft3/s, Aug. 15, 1987, gage height, 9.90 ft; no flow Aug. 22-24, 1962, and part of Sept. 5, 1968, Aug. 31, 1974, Oct. 7, 1974. | |
SUSPENDED-SEDIMENT CONCENTRATIONS: Maximum daily mean, 297 mg/L Apr. 12, 1979; minimum daily mean, 3 mg/L Jan. 24, Feb. 1, 3, 4, 1982 | |
SUSPENDED-SEDIMENT LOADS: Maximum daily, 3,240 tons Apr. 12, 1979; minimum daily, 1.5 tons Feb. 3, 4, 1982. | |
EXTREMES OUTSIDE PERIOD OF RECORD.-- | |
SURFACE-WATER DISCHARGE AND STAGE: Flood of Mar. 18, 1919, reached a discharge of 7,450 ft3/s, gage height, 9.43 ft., present datum, from information furnished by Metropolitan Water Reclamation District of Greater Chicago. | |
REMARKS FOR CURRENT YEAR.--Algae community samples were collected as part of the National Water-Quality Assessment program (NAWQA) in the lower Illinois River Basin. A quantitative sample was collected in accordance with NAWQA protocols (Cuffney and others, 1993). Reach A is located 492 ft upstream of the Joliet Road bridge (1.48 mi downstream of gage) in Riverside, and continues upstream for 984 ft. |
PERIPHYTON ALGAE, QUANTITATIVE, DTH (Depositional-targeted habitat) | |||
---|---|---|---|
[sp., species; Chlorophyta, Green algae; Cyanophyta, Blue-green algae; Chrysophyta, Golden algae, for example diatoms; Cryptophyta, Cryptophytes; Euglenophyta, Euglenoids; Pyrrhophyta, Dinoflagellates; Rhodophyta, Red algae] | |||
Quantitative sample | |||
Phylum | |||
Taxon | Cells (number/cm2) | Biovolume (biovolume/cm2) | |
Reach A 7/17/2002 | |||
Chlorophyta | |||
Oedogonium sp. | 29331.11331 | 540299957.9 | |
Scenedesmus quadricauda (Turpin) Brébisson | 39108.15107 | 1361425.363 | |
Chrysophyta | |||
Amphora pediculus (Kützing) Grunow | 9711.85426 | 968951.0192 | |
Aulacoseira alpigena (Grunow) Krammer | 19423.70852 | 1271814.025 | |
Cocconeis placentula var. lineata (Ehrenberg) Van Heurck | 29135.57255 | 32632020.95 | |
Cyclostephanos invisitatus (Hohn et Hellerman) Theriot, Stoermer et Hĺkansson | 9711.85426 | 1678469.333 | |
Cyclotella atomus Hustedt | 568143.6647 | 47263622.08 | |
Cyclotella meneghiniana Kützing | 135965.9987 | 115918588.6 | |
Cyclotella pseudostelligera Hustedt | 9711.85426 | 839242.7425 | |
Karayevia laterostrata (Hantzsch) Round et Bukhtiyarova | 19423.70852 | 445241.5512 | |
Navicula canalis Patrick | 9711.85426 | 777721.4042 | |
Navicula cryptotenella Lange-Bertalot ex Krammer et Lange-Bertalot | 29135.57255 | 7568301.142 | |
Navicula erifuga Lange-Bertalot | 9711.85426 | 4950085.152 | |
Navicula germainii Wallace | 9711.85426 | 4414379.448 | |
Navicula gregaria Donkin | 116542.2902 | 31603536.64 | |
Navicula ingenua Hustedt | 29135.57255 | 1262240.66 | |
Navicula minima Grunow | 38847.42681 | 1553144.663 | |
Navicula recens Lange-Bertalot | 9711.85426 | 4903750.675 | |
Navicula salinarum Grunow | 19423.70852 | 17226901.86 | |
Navicula subminuscula Manguin | 9711.85426 | 678412.6466 | |
Navicula veneta Kützing | 29135.57255 | 4712335.163 | |
Nitzschia acicularis (Kützing) Smith | 29135.57255 | 5366950.149 | |
Nitzschia capitellata Hustedt | 48559.28106 | 18203103.91 | |
Nitzschia desertorum Hustedt | 19423.70852 | 1461419.71 | |
Nitzschia dissipata (Kützing) Grunow | 9711.85426 | 2473099.783 | |
Nitzschia frustulum (Kützing) Grunow | 38847.42681 | 1940143.103 | |
Nitzschia inconspicua Grunow | 38847.42681 | 1303775.961 | |
Nitzschia palea (Kützing) Smith | 48559.28106 | 14260492.84 | |
Nitzschia palea var. debilis (Kützing) Grunow | 58271.1451 | 9370040.211 | |
Nitzschia perspicua Cholnoky | 29135.57255 | 341294096.8 | |
Nitzschia reversa Smith | 29135.57255 | 17921933.99 | |
Nitzschia solita Hustedt | 19423.70852 | 5181618.773 | |
Skeletonema potamos (Weber) Hasle | 1383939.696 | 66116508.27 | |
Stephanodiscus tenuis Hustedt | 9711.85426 | 4422484.85 | |
Surirella minuta Brébisson | 19423.70852 | 16097658.93 | |
Thalassiosira pseudonana Hasle et Heimdal | 19423.70852 | 874290.8596 | |
Cyanophyta | |||
Unknown Cyanophyte Oscillatoriaceae sp. 1 MSU | 351973.3597 | 32957007.28 | |
PERIPHYTON ALGAE, QUANTITATIVE, RTH (Richest-targeted habitat, cobbles or snags) | |||
---|---|---|---|
[sp., species; Chlorophyta, Green algae; Cyanophyta, Blue-green algae; Chrysophyta, Golden algae, for example diatoms; Cryptophyta, Cryptophytes; Euglenophyta, Euglenoids; Pyrrhophyta, Dinoflagellates; Rhodophyta, Red algae] | |||
Quantitative sample | |||
Phylum | |||
Taxon | Cells (number/cm2) | Biovolume (biovolume/cm2) | |
Reach A 7/17/2002 | |||
Chlorophyta | |||
Stigeoclonium lubricum (Dillwyn) Kützing | 141363.3207 | 59252350.81 | |
Chrysophyta | |||
Cocconeis placentula var. euglypta (Ehrenberg) Cleve | 11682.59467 | 8022040.571 | |
Cocconeis placentula var. lineata (Ehrenberg) Van Heurck | 11682.59467 | 13084578.08 | |
Craticula molestiformis (Hustedt) Lange-Bertalot | 70095.57391 | 7867778.244 | |
Cyclotella atomus Hustedt | 254096.4635 | 21138173.26 | |
Cyclotella meneghiniana Kützing | 17523.892 | 14940094.19 | |
Gomphonema kobayasii Kociolek et Kingston | 17523.892 | 2886748.221 | |
Gomphonema parvulum (Kützing) Kützing | 5841.29733 | 1479363.434 | |
Karayevia laterostrata (Hantzsch) Round et Bukhtiyarova | 5841.29733 | 133897.6171 | |
Mayamaea atomus var. permitis (Hustedt) Lange-Bertalot | 140191.1537 | 5697769.033 | |
Navicula cari Ehrenberg | 5841.29733 | 821173.1516 | |
Navicula cincta (Ehrenberg) Ralfs | 17523.892 | 1756809.876 | |
Navicula cryptotenella Lange-Bertalot ex Krammer et Lange-Bertalot | 169397.6404 | 44002991.63 | |
Navicula difficillima Hustedt | 29206.48667 | 831501.7803 | |
Navicula erifuga Lange-Bertalot | 17523.892 | 8931843.015 | |
Navicula gregaria Donkin | 5841.29733 | 1584022.882 | |
Navicula ingenua Hustedt | 11682.59467 | 506125.1494 | |
Navicula lanceolata (Agardh) Ehrenberg | 5841.29733 | 8216511.146 | |
Navicula minima Grunow | 17523.892 | 700616.272 | |
Navicula recens Lange-Bertalot | 143111.8024 | 72260618.71 | |
Navicula subminuscula Manguin | 87619.46591 | 6120577.203 | |
Navicula tenelloides Hustedt | 5841.29733 | 966162.2989 | |
Navicula veneta Kützing | 11682.59467 | 1889521.874 | |
Nitzschia agnita Hustedt | 5841.29733 | 561082.6473 | |
Nitzschia dissipata (Kützing) Grunow | 5841.29733 | 1487471.989 | |
Nitzschia fonticola Grunow | 17523.892 | 1704400.133 | |
Nitzschia frustulum (Kützing) Grunow | 46730.38457 | 2333838.835 | |
Nitzschia inconspicua Grunow | 385525.6712 | 12938800.43 | |
Nitzschia palea (Kützing) Smith | 5841.29733 | 1715424.467 | |
Nitzschia palea var. debilis (Kützing) Grunow | 26285.83801 | 4226780.831 | |
Sellaphora pupula (Kützing) Meresckowsky | 5841.29733 | 3188488.305 | |
Sellaphora seminulum (Grunow) Mann | 17523.892 | 1288910.848 | |
Simonsenia delognei (Grunow) Lange-Bertalot | 11682.59467 | 650970.7705 | |
Skeletonema potamos (Weber) Hasle | 146032.451 | 6976572.595 | |
Stephanodiscus medius Hĺkansson | 5841.29733 | 1407308.508 | |
Thalassiosira pseudonana Hasle et Heimdal | 17523.892 | 788777.2096 | |
Cyanophyta | |||
Homoeothrix janthina (Bornet et Flahault) Starmach | 200264.7043 | 1575261.229 | |
Phormidium tenue (Agardh ex Gomont) Anagnostidis & Komárek | 235605.5345 | 40410233.48 | |
Rhodophyta | |||
Unknown Rhodophyte Florideophycidae (chantransia) | 35340.83017 | 71771462.9 | |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |