Butterfield - EB 2
Test Date	Ammonia - mg/L NH3 as N
01/08/00	2.51
01/22/00	1.55
02/05/00	0.99
02/19/00	1.60
03/04/00	0.92
03/18/00	2.29
04/01/00	2.47
04/15/00	2.67
05/06/00	1.18
05/13/00	0.75
06/03/00	0.68
06/17/00	0.48
07/08/00	0.25
07/22/00	0.33
08/05/00	0.23
08/19/00	0.25
10/21/00	0.93
11/04/00	0.18
01/13/01	1.45
02/10/01
07/07/01	0.80
10/20/01	1.08
01/19/02	0.68
04/20/02	0.02
07/27/02	0.38
10/19/02	0.75
01/04/03	3.90
04/05/03	1.90
11/01/03	0.18
04/04/04	0.25
07/10/04	0.30
10/02/04	0.63
01/08/05	2.25
04/02/05	0.85
07/09/05	0.50
10/01/05	0.45
01/07/06	0.10
04/01/06	0.38
07/01/06	0.18
10/07/06	0.87
01/06/07	0.37
04/14/07	0.21
07/07/07	0.44
10/06/07	0.25
01/12/08	0.40
04/05/08	0.44
07/12/08	0.43
Illinois EPA limit	0.057 Apr-Oct
	0.025 Nov-Mar