ILLINOIS REGISTER 9198
09
ENVIRONMENTAL PROTECTION AGENCY
NOTICE OF PUBLIC INFORMATION
LISTING OF DERIVED WATER QUALITY CRITERIA
Date criteria derived: November 8, 1993
Applicable waterbodies: Not used during this period.
Chemical: 4-methyl phenol CAS #106-44-5
Acute criterion: 670 ug/l Chronic criterion: 120 ug/l
Date criteria derived: January 13, 1992
Applicable waterbodies: Not used during this period.
Chemical: Methyl tert-butyl ether (MTBE) CAS #134-04-4
Acute criterion: 67 mg/l Chronic criterion: 5.4 mg/l
Date criteria derived: September 18, 1997
Applicable waterbodies: Not used during this period.
Chemical: Metolachlor CAS #51218-45-2
Acute criterion: 380 ug/l Chronic criterion: 30.4 ug/l
Date criteria derived: February 25, 1992; revised October 1, 2007
Applicable waterbodies: Not used during this period.
Chemical: Naphthalene CAS #91-20-3
Acute criterion: 510 ug/l Chronic criterion: 68 ug/l
Date criteria derived: November 7, 1991; revised February 1999
Applicable waterbodies: Not used during this period.
Chemical: 4-nitroaniline CAS #100-01-6
Acute criterion: 1.5 mg/l Chronic criterion: 0.12 mg/l
Date criteria derived: May 5, 1996
Applicable waterbodies: Not used during this period.
Chemical: Nitrobenzene CAS #98-95-3
Acute criterion: 15 mg/l Chronic criterion: 8.0 mg/l
Human health criterion (HTC): 0.52 mg/l
Date criteria derived: February 14, 1992; revised February 1999
Applicable waterbodies: Not used during this period.
Chemical: Pentachlorophenol
Acute criterion: 20 ug/l Chronic criterion: 13 ug/l
Date criteria derived: national criterion at pH of 7.8, September 1986
Applicable waterbodies: Not used during this period.
Chemical: Phenanthrene CAS #85-01-8
Acute criterion: 46 ug/l Chronic criterion: 3.7 ug/l
Date criteria derived: October 26, 1992
Applicable waterbodies: Not used during this period.
Chemical: Propylene CAS #115-07-1
