Beecher Ave - WB 1
Test Date	Chloride - mg/L Cl
03/10/01	130.0
05/05/01	167.5
06/09/01	145.0
08/18/01	120.0
09/08/01	110.0
11/17/01	125.0
12/08/01	115.0
01/05/02	112.5
02/02/02	317.5
03/10/02	205.0
04/06/02	185.0
05/04/02	130.0
06/01/02	137.5
07/13/02	117.5
08/04/02	77.5
09/07/02	95.0
10/05/02	82.5
11/02/02	105.0
12/07/02	135.0
01/04/03	112.5
02/01/03	202.5
03/01/03	142.0
04/05/03	202.5
05/03/03	192.5
06/07/03	157.5
09/13/03	140.0
10/11/03	125.0
11/01/03	117.5
12/06/03	135.0
01/03/04	185.0
02/07/04	425.0
03/06/04	282.5
04/04/04	182.5
05/01/04	185.0
06/05/04	122.5
07/10/04	80.0
08/07/04	117.5
09/11/04	147.5
10/02/04	112.5
11/06/04	115.0
12/04/04	235.0
01/08/05	290.0
02/05/05	237.5
03/05/05	152.5
04/02/05	267.5
05/07/05	175.0
06/04/05	112.5
07/09/05	165.0
08/06/05	125.0
09/10/05	132.5
10/01/05	105.0
11/05/05	90.0
12/03/05	110.0
01/07/06	255.0
02/04/06	412.5
03/04/06	160.0
04/01/06	180.0
05/06/06	195.0
06/03/06	177.5
07/01/06	117.5
08/05/06	97.5
09/02/06	87.5
10/07/06	107.5
11/04/06	125.0
12/02/06	142.5
01/06/07	120.0
02/03/07	207.5
03/03/07	340.0
04/14/07	292.5
05/05/07	195.0
06/02/07	170.0
07/07/07	187.5
08/04/07	120.0
09/08/07	105.0
10/06/07	115.0
11/03/07	97.5
12/01/07	115.0
01/12/08	442.5
02/02/08	512.5
03/01/08	542.5
04/05/08	340.0
05/03/08	252.5
06/07/08	235.0
07/12/08	180.0
08/02/08	145.0
09/06/08	137.5
10/04/08	105.0
11/01/08	122.5
01/10/09	275.0
02/07/09	252.5
03/07/09	265.0
04/04/09	192.5
05/02/09	145.0
06/06/09	170.0
07/11/09	122.5
08/01/09	100.0
09/12/09	125.0
10/03/09	92.5
Illinois EPA limit	500.0