Lake County Ethylene Oxide (EtO) Air Monitoring Results

	A	B	C	D	E	F
1	Lake County Ethylene Oxide (EtO) Air Monitoring Results - PHASE III April-May 2020
2	Updated October 9, 2020
3
4	Notes on sample results table:
5	1.0 ppb = 1.8 μg/m3
6	ND (No detect) = EtO was not detected at a level above the method detection limit of approximately 0.045 μg/m3
7	Invalid = The test could not be conducted due to a failure of the sampling device
8	* Sample canister was stolen from the site
9	† No sample this day because a more secure location was being selected
10	‡ New location for M1; approximately 850 ft. south of original location (approximately 700 ft. closer to Medline)
11	Not reported = Sample result not reported; remaining pressure in canister was outside test method parameters
12	NOTE: USEPA reviewed the "Not Reported" results and concurred with GHD's analysis that caused them to not report the results
13
14	Site #	Location	Sample Dates	Measured Air Concentration		U.S. EPA Review
15	Site #	Location	Sample Dates	μg/m3	ppb	U.S. EPA Review
16	R1	O'Plaine Rd & Russell Ave, Gurnee	April 4 - 5, 2020	0.06	0.0354	VALID
17	R2	7000 Washington Street, Gurnee	April 4 - 5, 2020	0.07	0.03998	VALID
18	V1	2000 Belle Plaine Ave, Gurnee	April 4 - 5, 2020	0.06	0.0313	VALID
19	V2	SE corner Northwestern and Keith, Gurnee	April 4 - 5, 2020	0.07	0.0371	VALID
20	V3	3886 Morrison Drive, Gurnee	April 4 - 5, 2020	0.49	0.27	VALID
21	V4	1200 Estes Drive, Gurnee	April 4 - 5, 2020	0.23	0.125	VALID
22	V5	36016 N DELANY RD	April 4 - 5, 2020	0.09	0.0488	INVALIDATED
23	M1	Greenbelt Forest Preserve - Shelter B	April 4 - 5, 2020	0.11	0.0622	INVALIDATED
24	M2	3106 Belvidere Road, Waukegan	April 4 - 5, 2020	0.05	0.0302	INVALIDATED
25	M3	Pulaski Road and S. Shields Drive, Waukegan	April 4 - 5, 2020	0.26	0.142	VALID
26	M4	FP access west of Green Bay Road, Waukegan	April 4 - 5, 2020	0.05	0.0285	VALID
27	M5	804 S. Northpoint Blvd	April 4 - 5, 2020	0.16	0.0883	VALID
28	R1	O'Plaine Rd & Russell Ave, Gurnee	April 7 - 8, 2020	0.23	0.129	VALID
29	R2	7000 Washington Street, Gurnee	April 7 - 8, 2020	0.25	0.136	VALID
30	V1	2000 Belle Plaine Ave, Gurnee	April 7 - 8, 2020	0.17	0.0916	VALID
31	V2	SE corner Northwestern and Keith, Gurnee	April 7 - 8, 2020	0.57	0.318	VALID
32	V3	3886 Morrison Drive, Gurnee	April 7 - 8, 2020	0.36	0.198	VALID
33	V4	1200 Estes Drive, Gurnee	April 7 - 8, 2020	0.48	0.266	VALID
34	V5	36016 N DELANY RD	April 7 - 8, 2020	0.32	0.175	VALID
35	M1	Greenbelt Forest Preserve - Shelter B	April 7 - 8, 2020	0.3	0.168	VALID
36	M2	3106 Belvidere Road, Waukegan	April 7 - 8, 2020	0.1	0.0549	VALID
37	M3	Pulaski Road and S. Shields Drive, Waukegan	April 7 - 8, 2020	0.35	0.194	VALID
38	M4	FP access west of Green Bay Road, Waukegan	April 7 - 8, 2020	0.19	0.106	VALID
39	M5	804 S. Northpoint Blvd	April 7 - 8, 2020	0.1	0.0528	VALID
40	R1	O'Plaine Rd & Russell Ave, Gurnee	April 10 - 11, 2020	0.36	0.2	VALID
41	R2	7000 Washington Street, Gurnee	April 10 - 11, 2020	0.08	0.0437	VALID
42	V1	2000 Belle Plaine Ave, Gurnee	April 10 - 11, 2020	0.53	0.292	VALID
43	V2	SE corner Northwestern and Keith, Gurnee	April 10 - 11, 2020	0.29	0.16	VALID
44	V3	3886 Morrison Drive, Gurnee	April 10 - 11, 2020	0.36	0.198	VALID
45	V4	1200 Estes Drive, Gurnee	April 10 - 11, 2020	0.07	0.0393	VALID
46	V5	36016 N DELANY RD	April 10 - 11, 2020	0.11	0.0614	VALID
47	M1	Greenbelt Forest Preserve - Shelter B	April 10 - 11, 2020	0.15	0.0825	VALID
48	M2	3106 Belvidere Road, Waukegan	April 10 - 11, 2020	0.21	0.115	INVALIDATED
49	M3	Pulaski Road and S. Shields Drive, Waukegan	April 10 - 11, 2020	0.09	0.0475	VALID
50	M4	FP access west of Green Bay Road, Waukegan	April 10 - 11, 2020	0.15	0.0834	VALID
51	M5	804 S. Northpoint Blvd	April 10 - 11, 2020	0.41	0.229	VALID
52	R1	O'Plaine Rd & Russell Ave, Gurnee	April 13 - 14 2020	0.05	0.0298	VALID
53	R2	7000 Washington Street, Gurnee	April 13 - 14 2020	0.37	0.207	VALID
54	V1	2000 Belle Plaine Ave, Gurnee	April 13 - 14 2020	0.36	0.2	VALID
55	V2	SE corner Northwestern and Keith, Gurnee	April 13 - 14 2020	0.44	0.246	VALID
56	V3	3886 Morrison Drive, Gurnee	April 13 - 14 2020	0.12	0.65	VALID
57	V4	1200 Estes Drive, Gurnee	April 13 - 14 2020	0.07	0.0361	VALID
58	V5	36016 N DELANY RD	April 13 - 14 2020	0.22	0.119	VALID
59	M1	Greenbelt Forest Preserve - Shelter B	April 13 - 14 2020	0.5	0.277	VALID
60	M2	3106 Belvidere Road, Waukegan	April 13 - 14 2020	0.33	0.18	VALID
61	M3	Pulaski Road and S. Shields Drive, Waukegan	April 13 - 14 2020	0.23	0.129	INVALIDATED
62	M4	FP access west of Green Bay Road, Waukegan	April 13 - 14 2020	0.2	0.109	VALID
63	M5	804 S. Northpoint Blvd	April 13 - 14 2020	0.49	0.272	VALID
64	R1	O'Plaine Rd & Russell Ave, Gurnee	April 16 - 17, 2020	0.22	0.121	VALID
65	R2	7000 Washington Street, Gurnee	April 16 - 17, 2020	0.26	0.143	VALID
66	V1	2000 Belle Plaine Ave, Gurnee	April 16 - 17, 2020	0.71	0.392	VALID
67	V2	SE corner Northwestern and Keith, Gurnee	April 16 - 17, 2020	0.16	0.0878	VALID
68	V3	3886 Morrison Drive, Gurnee	April 16 - 17, 2020	0.17	0.0918	VALID
69	V4	1200 Estes Drive, Gurnee	April 16 - 17, 2020	0.57	0.313	VALID
70	V5	36016 N DELANY RD	April 16 - 17, 2020	0.11	0.0603	VALID
71	M1	Greenbelt Forest Preserve - Shelter B	April 16 - 17, 2020	0.17	0.0952	VALID
72	M2	3106 Belvidere Road, Waukegan	April 16 - 17, 2020	0.39	0.218	VALID
73	M3	Pulaski Road and S. Shields Drive, Waukegan	April 16 - 17, 2020	0.67	0.372	VALID
74	M4	FP access west of Green Bay Road, Waukegan	April 16 - 17, 2020	0.76	0.423	VALID
75	M5	804 S. Northpoint Blvd	April 16 - 17, 2020	0.12	0.0645	VALID
76	R1	O'Plaine Rd & Russell Ave, Gurnee	April 19 - 20, 2020	0.24	0.131	VALID
77	R2	7000 Washington Street, Gurnee	April 19 - 20, 2020	0.2	0.113	VALID
78	V1	2000 Belle Plaine Ave, Gurnee	April 19 - 20, 2020	5.49	3.04	INVALIDATED
79	V2	SE corner Northwestern and Keith, Gurnee	April 19 - 20, 2020	0.59	0.325	VALID
80	V3	3886 Morrison Drive, Gurnee	April 19 - 20, 2020	4.12	2.28	INVALIDATED
81	V4	1200 Estes Drive, Gurnee	April 19 - 20, 2020	0.22	0.12	VALID
82	V5	36016 N DELANY RD	April 19 - 20, 2020	0.22	0.123	VALID
83	M1	Greenbelt Forest Preserve - Shelter B	April 19 - 20, 2020	0.13	0.0706	VALID
84	M2	3106 Belvidere Road, Waukegan	April 19 - 20, 2020	0.12	0.0645	VALID
85	M3	Pulaski Road and S. Shields Drive, Waukegan	April 19 - 20, 2020	0.12	0.0666	VALID
86	M4	FP access west of Green Bay Road, Waukegan	April 19 - 20, 2020	0.19	0.107	VALID
87	M5	804 S. Northpoint Blvd	April 19 - 20, 2020	0.1	0.0569	VALID
88	R1	O'Plaine Rd & Russell Ave, Gurnee	April 22 - 23, 2020	0.37	0.204	VALID
89	R2	7000 Washington Street, Gurnee	April 22 - 23, 2020	0.1	0.0541	VALID
90	V1	2000 Belle Plaine Ave, Gurnee	April 22 - 23, 2020	0.47	0.259	VALID
91	V2	SE corner Northwestern and Keith, Gurnee	April 22 - 23, 2020	0.24	0.133	VALID
92	V3	3886 Morrison Drive, Gurnee	April 22 - 23, 2020	0.25	0.137	VALID
93	V4	1200 Estes Drive, Gurnee	April 22 - 23, 2020	0.24	0.135	VALID
94	V5	36016 N DELANY RD	April 22 - 23, 2020	0.55	0.305	VALID
95	M1	Greenbelt Forest Preserve - Shelter B	April 22 - 23, 2020	0.73	0.406	VALID
96	M2	3106 Belvidere Road, Waukegan	April 22 - 23, 2020	0.07	0.0395	VALID
97	M3	Pulaski Road and S. Shields Drive, Waukegan	April 22 - 23, 2020	0.56	0.311	VALID
98	M4	FP access west of Green Bay Road, Waukegan	April 22 - 23, 2020	0.28	0.156	VALID
99	M5	804 S. Northpoint Blvd	April 22 - 23, 2020	0.45	0.25	VALID
100	R1	O'Plaine Rd & Russell Ave, Gurnee	April 25 - 26, 2020	0.83	0.459	VALID