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Violation Detail

Water System No. : IL0430700 Federal Type : C
Water System Name : OAK BROOK State Type : C
Principal County Served : DU PAGE Primary Source : SWP
Status : A Activity Date : 01-01-1961
Violation No. : 1990-1126990 Determination Date : 10-02-1989
Violation Type : 02 Violation Name : MCL, AVERAGE
Violation Category : MCL Status : V
Analyte Code : 4010 Analyte Name : COMBINED RADIUM (-226 & -228)
Compliance Period Begin Date : 10-01-1989 Compliance Period End Date : 09-30-1993
Violation Period Begin Date : 10-01-1989 Violation Period End Date : 09-30-1993
Water System Facility State Asgn ID : null Water System Facility Name :  null
Analysis Result : 000007.000000000PCI/L    

Enforcement Action(s)

Enforcement Action No. Action Type Name Status Date
1992-1136992 SOX ST COMPLIANCE ACHIEVED T 03-09-1992
1992-1036692 SIF ST PUBLIC NOTIF RECEIVED T 10-25-1991
1991-953691 SIF ST PUBLIC NOTIF RECEIVED T 07-26-1991
1991-889991 SIF ST PUBLIC NOTIF RECEIVED T 04-29-1991
1991-1136891 SIF ST PUBLIC NOTIF RECEIVED T 01-29-1991
1991-838891 SIF ST PUBLIC NOTIF RECEIVED T 01-28-1991
1991-739191 SIF ST PUBLIC NOTIF RECEIVED T 10-29-1990
1990-652490 SIF ST PUBLIC NOTIF RECEIVED T 07-27-1990
1990-579190 SIF ST PUBLIC NOTIF RECEIVED T 04-27-1990
1990-506890 SIF ST PUBLIC NOTIF RECEIVED T 01-29-1990
1990-393890 SIF ST PUBLIC NOTIF RECEIVED T 10-11-1989