ID: 512

AQSQID: 270031002

Site Name: Blaine

Added: April 21, 2020, 6:24 p.m.

Updated: July 3, 2020, 10:34 p.m.

Location: Blaine (Airport Rd Neast), MN

Reporting: True, Located: True

Current AQI: 42.0

Blaine (Airport Rd Neast) MN, US: 45.1425, -93.2139

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 3, 2020, 9 p.m. 2.9 ppb (3) 0.4 ppb (0) 1.0 ppb (1) 3.0 ppb (3) N/A 0.0 ppb (0) 48.0 ppb (37) 0.19 ppb (2) 33.0 μg/m3 (30) 10.0 μg/m3 (42) 42.0
 
July 3, 2020, 8 p.m. 2.9 ppb (3) 0.4 ppb (0) 1.0 ppb (1) 3.0 ppb (3) N/A 1.0 ppb (1) 48.0 ppb (37) 0.19 ppb (2) 18.0 μg/m3 (16) 10.0 μg/m3 (42) 42.0
 
July 3, 2020, 7 p.m. 2.7 ppb (3) 0.2 ppb (0) 0.9 ppb (1) 3.0 ppb (3) N/A 1.0 ppb (1) 49.0 ppb (38) 0.18 ppb (2) 23.0 μg/m3 (21) 12.0 μg/m3 (50) 50.0
 
July 3, 2020, 6 p.m. 3.1 ppb (3) 0.3 ppb (0) 1.4 ppb (1) 3.0 ppb (3) N/A 1.0 ppb (1) 53.0 ppb (41) 0.18 ppb (2) 22.0 μg/m3 (20) 12.0 μg/m3 (50) 50.0
 
July 3, 2020, 5 p.m. 3.0 ppb (3) 0.2 ppb (0) 1.5 ppb (1) 3.0 ppb (3) N/A 1.0 ppb (1) 54.0 ppb (42) 0.17 ppb (2) 23.0 μg/m3 (21) 10.0 μg/m3 (42) 42.0
 
July 3, 2020, 4 p.m. 3.7 ppb (3) 0.3 ppb (0) 2.5 ppb (2) 3.0 ppb (3) N/A 1.0 ppb (1) 58.0 ppb (45) 0.19 ppb (2) 22.0 μg/m3 (20) 8.0 μg/m3 (33) 45.0
 
July 3, 2020, 3 p.m. 4.9 ppb (5) 0.4 ppb (0) 3.5 ppb (3) 5.0 ppb (5) N/A 1.0 ppb (1) 59.0 ppb (45) 0.2 ppb (2) 28.0 μg/m3 (25) 11.0 μg/m3 (46) 46.0
 
July 3, 2020, 2 p.m. 8.9 ppb (8) 0.9 ppb (1) 7.6 ppb (7) 8.0 ppb (7) N/A 1.0 ppb (1) 51.0 ppb (39) 0.26 ppb (3) 22.0 μg/m3 (20) 9.0 μg/m3 (38) 39.0
 
July 3, 2020, 1 p.m. 15.9 ppb (15) 2.6 ppb (2) 15.2 ppb (14) 13.0 ppb (12) N/A 1.0 ppb (1) 31.0 ppb (24) 0.32 ppb (4) 29.0 μg/m3 (26) 11.0 μg/m3 (46) 46.0
 
July 3, 2020, noon 22.0 ppb (20) 6.4 ppb (6) 22.3 ppb (21) 16.0 ppb (15) N/A N/A 11.0 ppb (8) 0.41 ppb (5) 32.0 μg/m3 (29) 16.0 μg/m3 (59) 59.0
 
July 3, 2020, 11 a.m. 22.1 ppb (20) 6.2 ppb (6) 25.5 ppb (24) 16.0 ppb (15) N/A N/A 5.0 ppb (4) 0.38 ppb (4) 32.0 μg/m3 (29) 18.0 μg/m3 (63) 63.0
 
July 3, 2020, 10 a.m. 13.6 ppb (13) 0.8 ppb (1) 15.4 ppb (14) 13.0 ppb (12) N/A 0.0 ppb (0) 6.0 ppb (5) N/A 17.0 μg/m3 (15) 14.0 μg/m3 (54) 54.0
 
July 3, 2020, 9 a.m. 12.6 ppb (12) 0.3 ppb (0) N/A 12.0 ppb (11) N/A 0.0 ppb (0) 6.0 ppb (5) 0.32 ppb (4) 21.0 μg/m3 (19) 13.0 μg/m3 (52) 52.0
 
July 3, 2020, 8 a.m. 14.4 ppb (13) 0.4 ppb (0) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 8.0 ppb (6) 0.34 ppb (4) 26.0 μg/m3 (24) 11.0 μg/m3 (46) 46.0
 
July 3, 2020, 7 a.m. 12.9 ppb (12) 0.4 ppb (0) 16.5 ppb (15) 13.0 ppb (12) N/A 0.0 ppb (0) 12.0 ppb (9) 0.32 ppb (4) 26.0 μg/m3 (24) 18.0 μg/m3 (63) 63.0
 
July 3, 2020, 6 a.m. 11.6 ppb (11) 0.3 ppb (0) 12.9 ppb (12) 11.0 ppb (10) N/A 0.0 ppb (0) 17.0 ppb (13) 0.31 ppb (3) 21.0 μg/m3 (19) 12.0 μg/m3 (50) 50.0
 
July 3, 2020, 5 a.m. 10.5 ppb (10) 0.2 ppb (0) 12.6 ppb (12) 10.0 ppb (9) N/A 1.0 ppb (1) 17.0 ppb (13) 0.33 ppb (4) 27.0 μg/m3 (25) 17.0 μg/m3 (61) 61.0
 
July 3, 2020, 4 a.m. 6.6 ppb (6) 0.1 ppb (0) 8.0 ppb (7) 7.0 ppb (6) N/A 1.0 ppb (1) 26.0 ppb (20) 0.3 ppb (3) 20.0 μg/m3 (18) 11.0 μg/m3 (46) 46.0
 
July 3, 2020, 3 a.m. 4.6 ppb (4) 0.3 ppb (0) 4.6 ppb (4) 4.0 ppb (4) N/A 1.0 ppb (1) 38.0 ppb (29) 0.29 ppb (3) 27.0 μg/m3 (25) 17.0 μg/m3 (61) 61.0
 
July 3, 2020, 2 a.m. 4.4 ppb (4) 0.2 ppb (0) 4.6 ppb (4) 4.0 ppb (4) N/A 1.0 ppb (1) 45.0 ppb (35) 0.25 ppb (3) 31.0 μg/m3 (28) 14.0 μg/m3 (54) 54.0
 
July 3, 2020, 1 a.m. 3.4 ppb (3) 0.2 ppb (0) 3.3 ppb (3) 3.0 ppb (3) N/A 1.0 ppb (1) 55.0 ppb (42) 0.21 ppb (2) 21.0 μg/m3 (19) 9.0 μg/m3 (38) 42.0
 
July 3, 2020, midnight 2.9 ppb (3) 0.2 ppb (0) 2.3 ppb (2) 3.0 ppb (3) N/A 1.0 ppb (1) 62.0 ppb (48) 0.18 ppb (2) 13.0 μg/m3 (12) 10.0 μg/m3 (42) 48.0
 
July 2, 2020, 11 p.m. 2.9 ppb (3) 0.3 ppb (0) 1.7 ppb (2) 3.0 ppb (3) N/A 1.0 ppb (1) 61.0 ppb (47) 0.18 ppb (2) 17.0 μg/m3 (15) 11.0 μg/m3 (46) 47.0
 
July 2, 2020, 10 p.m. 3.2 ppb (3) 0.3 ppb (0) 1.4 ppb (1) 3.0 ppb (3) N/A 1.0 ppb (1) 55.0 ppb (42) 0.2 ppb (2) 15.0 μg/m3 (14) 11.0 μg/m3 (46) 46.0
 
July 2, 2020, 9 p.m. 4.8 ppb (4) 0.4 ppb (0) 1.7 ppb (2) 5.0 ppb (5) N/A 1.0 ppb (1) 56.0 ppb (43) 0.17 ppb (2) 17.0 μg/m3 (15) 10.0 μg/m3 (42) 43.0
 
July 2, 2020, 8 p.m. 4.2 ppb (4) 0.4 ppb (0) 2.0 ppb (2) 4.0 ppb (4) N/A 1.0 ppb (1) 57.0 ppb (44) 0.19 ppb (2) 27.0 μg/m3 (25) 13.0 μg/m3 (52) 52.0
 
July 2, 2020, 7 p.m. 4.0 ppb (4) 0.5 ppb (0) 2.2 ppb (2) 4.0 ppb (4) N/A 0.0 ppb (0) 60.0 ppb (46) 0.2 ppb (2) 24.0 μg/m3 (22) 12.0 μg/m3 (50) 50.0
 
July 2, 2020, 6 p.m. 3.3 ppb (3) 0.3 ppb (0) 2.2 ppb (2) 3.0 ppb (3) N/A 1.0 ppb (1) 59.0 ppb (45) 0.19 ppb (2) 25.0 μg/m3 (23) 12.0 μg/m3 (50) 50.0
 
July 2, 2020, 5 p.m. 2.9 ppb (3) 0.2 ppb (0) 2.4 ppb (2) 3.0 ppb (3) N/A 0.0 ppb (0) 56.0 ppb (43) 0.2 ppb (2) 23.0 μg/m3 (21) 14.0 μg/m3 (54) 54.0
 
July 2, 2020, 4 p.m. 3.3 ppb (3) 0.3 ppb (0) 2.7 ppb (3) 3.0 ppb (3) N/A 1.0 ppb (1) N/A 0.2 ppb (2) 20.0 μg/m3 (18) 12.0 μg/m3 (50) 50.0
 
July 2, 2020, 3 p.m. 4.8 ppb (4) 0.4 ppb (0) 4.2 ppb (4) 4.0 ppb (4) N/A 1.0 ppb (1) 55.0 ppb (42) 0.21 ppb (2) 25.0 μg/m3 (23) 12.0 μg/m3 (50) 50.0
 
July 2, 2020, 2 p.m. 10.3 ppb (10) 1.1 ppb (1) 9.7 ppb (9) 9.0 ppb (8) N/A 1.0 ppb (1) 46.0 ppb (35) 0.25 ppb (3) 25.0 μg/m3 (23) 11.0 μg/m3 (46) 46.0
 
July 2, 2020, 1 p.m. 12.1 ppb (11) 1.8 ppb (2) 12.7 ppb (12) 10.0 ppb (9) N/A 1.0 ppb (1) 32.0 ppb (25) 0.25 ppb (3) 27.0 μg/m3 (25) 13.0 μg/m3 (52) 52.0
 
July 2, 2020, noon 17.3 ppb (16) 4.7 ppb (4) 19.0 ppb (18) 13.0 ppb (12) N/A N/A 13.0 ppb (10) 0.32 ppb (4) 30.0 μg/m3 (27) 12.0 μg/m3 (50) 50.0
 
July 2, 2020, 11 a.m. 10.9 ppb (10) 3.8 ppb (4) 13.4 ppb (12) 7.0 ppb (6) N/A N/A 3.0 ppb (2) 0.38 ppb (4) 31.0 μg/m3 (28) 11.0 μg/m3 (46) 46.0
 
July 2, 2020, 10 a.m. 8.8 ppb (8) 1.0 ppb (1) 10.1 ppb (9) 8.0 ppb (7) N/A 0.0 ppb (0) 1.0 ppb (1) N/A 32.0 μg/m3 (29) 12.0 μg/m3 (50) 50.0
 
July 2, 2020, 9 a.m. 10.1 ppb (9) 0.4 ppb (0) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 3.0 ppb (2) 0.3 ppb (3) 20.0 μg/m3 (18) 8.0 μg/m3 (33) 33.0
 
July 2, 2020, 8 a.m. 10.3 ppb (10) 0.4 ppb (0) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 5.0 ppb (4) 0.28 ppb (3) 17.0 μg/m3 (15) 8.0 μg/m3 (33) 33.0
 
July 2, 2020, 7 a.m. 9.1 ppb (8) 0.3 ppb (0) 9.7 ppb (9) 9.0 ppb (8) N/A 0.0 ppb (0) 9.0 ppb (7) 0.27 ppb (3) 22.0 μg/m3 (20) 11.0 μg/m3 (46) 46.0
 
July 2, 2020, 6 a.m. 8.9 ppb (8) 0.3 ppb (0) 9.5 ppb (9) 9.0 ppb (8) N/A 0.0 ppb (0) 12.0 ppb (9) 0.28 ppb (3) 24.0 μg/m3 (22) 17.0 μg/m3 (61) 61.0
 
July 2, 2020, 5 a.m. 9.5 ppb (9) 0.2 ppb (0) 10.3 ppb (10) 9.0 ppb (8) N/A 0.0 ppb (0) 17.0 ppb (13) 0.29 ppb (3) 19.0 μg/m3 (17) 12.0 μg/m3 (50) 50.0
 
July 2, 2020, 4 a.m. 10.7 ppb (10) 0.2 ppb (0) 11.2 ppb (10) 11.0 ppb (10) N/A 0.0 ppb (0) 18.0 ppb (14) 0.31 ppb (3) 19.0 μg/m3 (17) 8.0 μg/m3 (33) 33.0
 
July 2, 2020, 3 a.m. 10.0 ppb (9) 0.4 ppb (0) 10.7 ppb (10) 10.0 ppb (9) N/A 0.0 ppb (0) 21.0 ppb (16) 0.38 ppb (4) 25.0 μg/m3 (23) 6.0 μg/m3 (25) 25.0
 
July 2, 2020, 2 a.m. 7.6 ppb (7) 0.4 ppb (0) 7.5 ppb (7) 7.0 ppb (6) N/A 1.0 ppb (1) 26.0 ppb (20) 0.27 ppb (3) 17.0 μg/m3 (15) 5.0 μg/m3 (21) 21.0
 
July 2, 2020, 1 a.m. 4.0 ppb (4) 0.3 ppb (0) 4.2 ppb (4) 4.0 ppb (4) N/A 1.0 ppb (1) 33.0 ppb (25) 0.22 ppb (2) 26.0 μg/m3 (24) 5.0 μg/m3 (21) 25.0
 
July 2, 2020, midnight 4.1 ppb (4) 0.4 ppb (0) 3.9 ppb (4) 4.0 ppb (4) N/A 1.0 ppb (1) 36.0 ppb (28) 0.2 ppb (2) 21.0 μg/m3 (19) 6.0 μg/m3 (25) 28.0
 
July 1, 2020, 11 p.m. 3.7 ppb (3) 0.4 ppb (0) 3.3 ppb (3) 3.0 ppb (3) N/A 1.0 ppb (1) 38.0 ppb (29) 0.19 ppb (2) 21.0 μg/m3 (19) 5.0 μg/m3 (21) 29.0
 
July 1, 2020, 10 p.m. 3.3 ppb (3) 0.3 ppb (0) 2.2 ppb (2) 3.0 ppb (3) N/A 1.0 ppb (1) 42.0 ppb (32) 0.16 ppb (2) 19.0 μg/m3 (17) 3.0 μg/m3 (12) 32.0
 
July 1, 2020, 9 p.m. 4.3 ppb (4) 0.4 ppb (0) 2.8 ppb (3) 4.0 ppb (4) N/A 1.0 ppb (1) 46.0 ppb (35) 0.17 ppb (2) 17.0 μg/m3 (15) 6.0 μg/m3 (25) 35.0
 
July 1, 2020, 8 p.m. 4.0 ppb (4) 0.6 ppb (1) 2.6 ppb (2) 4.0 ppb (4) N/A 1.0 ppb (1) 42.0 ppb (32) 0.17 ppb (2) 20.0 μg/m3 (18) 6.0 μg/m3 (25) 32.0
 
July 1, 2020, 7 p.m. 3.6 ppb (3) 0.5 ppb (0) 2.3 ppb (2) 3.0 ppb (3) N/A 1.0 ppb (1) 41.0 ppb (32) 0.16 ppb (2) 21.0 μg/m3 (19) 5.0 μg/m3 (21) 32.0
 
July 1, 2020, 6 p.m. 3.4 ppb (3) 0.5 ppb (0) 1.7 ppb (2) 3.0 ppb (3) N/A 1.0 ppb (1) 40.0 ppb (31) 0.15 ppb (2) 19.0 μg/m3 (17) 3.0 μg/m3 (12) 31.0
 
July 1, 2020, 5 p.m. 3.3 ppb (3) 0.5 ppb (0) 1.9 ppb (2) 3.0 ppb (3) N/A 1.0 ppb (1) 42.0 ppb (32) 0.15 ppb (2) 17.0 μg/m3 (15) 2.0 μg/m3 (8) 32.0
 
July 1, 2020, 4 p.m. 4.7 ppb (4) 0.6 ppb (1) 3.2 ppb (3) 4.0 ppb (4) N/A 1.0 ppb (1) 43.0 ppb (33) 0.17 ppb (2) 19.0 μg/m3 (17) 2.0 μg/m3 (8) 33.0
 
July 1, 2020, 3 p.m. 7.4 ppb (7) 1.1 ppb (1) 6.0 ppb (6) 6.0 ppb (6) N/A 1.0 ppb (1) 35.0 ppb (27) 0.18 ppb (2) 13.0 μg/m3 (12) 3.0 μg/m3 (12) 27.0
 
July 1, 2020, 2 p.m. 6.6 ppb (6) 1.0 ppb (1) 5.4 ppb (5) 6.0 ppb (6) N/A 0.0 ppb (0) 29.0 ppb (22) 0.18 ppb (2) 11.0 μg/m3 (10) 5.0 μg/m3 (21) 22.0
 
July 1, 2020, 1 p.m. 7.9 ppb (7) 1.2 ppb (1) 7.7 ppb (7) 7.0 ppb (6) N/A 1.0 ppb (1) 19.0 ppb (15) 0.19 ppb (2) 22.0 μg/m3 (20) 10.0 μg/m3 (42) 42.0
 
July 1, 2020, noon 7.6 ppb (7) 1.2 ppb (1) 7.2 ppb (7) 6.0 ppb (6) N/A N/A 18.0 ppb (14) 0.19 ppb (2) 26.0 μg/m3 (24) 6.0 μg/m3 (25) 25.0
 
July 1, 2020, 11 a.m. 9.9 ppb (9) 1.0 ppb (1) 9.6 ppb (9) 9.0 ppb (8) N/A N/A 14.0 ppb (11) 0.19 ppb (2) 30.0 μg/m3 (27) 7.0 μg/m3 (29) 29.0
 
July 1, 2020, 10 a.m. 9.2 ppb (9) 0.3 ppb (0) 8.8 ppb (8) 9.0 ppb (8) N/A 1.0 ppb (1) 12.0 ppb (9) N/A 27.0 μg/m3 (25) 3.0 μg/m3 (12) 25.0
 
July 1, 2020, 9 a.m. 6.1 ppb (6) 0.3 ppb (0) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 15.0 ppb (12) N/A 21.0 μg/m3 (19) 5.0 μg/m3 (21) 21.0
 
July 1, 2020, 8 a.m. 5.4 ppb (5) 0.4 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 17.0 ppb (13) 0.17 ppb (2) 18.0 μg/m3 (16) 7.0 μg/m3 (29) 29.0
 
July 1, 2020, 7 a.m. 4.6 ppb (4) 0.3 ppb (0) 3.7 ppb (3) 4.0 ppb (4) N/A 1.0 ppb (1) 20.0 ppb (15) 0.15 ppb (2) 19.0 μg/m3 (17) 6.0 μg/m3 (25) 25.0
 
July 1, 2020, 6 a.m. 5.0 ppb (5) 0.1 ppb (0) 4.5 ppb (4) 5.0 ppb (5) N/A 1.0 ppb (1) 21.0 ppb (16) 0.15 ppb (2) 25.0 μg/m3 (23) 7.0 μg/m3 (29) 29.0
 
July 1, 2020, 5 a.m. 3.3 ppb (3) 0.5 ppb (0) 2.7 ppb (3) 3.0 ppb (3) N/A 1.0 ppb (1) 26.0 ppb (20) 0.15 ppb (2) 26.0 μg/m3 (24) 8.0 μg/m3 (33) 33.0
 
July 1, 2020, 4 a.m. 4.0 ppb (4) 0.3 ppb (0) 3.7 ppb (3) 4.0 ppb (4) N/A 1.0 ppb (1) 27.0 ppb (21) 0.16 ppb (2) 25.0 μg/m3 (23) 9.0 μg/m3 (38) 38.0
 
July 1, 2020, 3 a.m. N/A N/A 3.1 ppb (3) N/A N/A 1.0 ppb (1) 29.0 ppb (22) 0.17 ppb (2) 26.0 μg/m3 (24) 8.0 μg/m3 (33) 33.0
 
July 1, 2020, 2 a.m. N/A N/A 3.7 ppb (3) N/A N/A 1.0 ppb (1) 30.0 ppb (23) 0.19 ppb (2) 24.0 μg/m3 (22) 11.0 μg/m3 (46) 46.0
 
July 1, 2020, 1 a.m. N/A N/A 3.0 ppb (3) N/A N/A 1.0 ppb (1) 32.0 ppb (25) 0.18 ppb (2) 25.0 μg/m3 (23) 12.0 μg/m3 (50) 50.0
 
July 1, 2020, midnight 3.1 ppb (3) 0.5 ppb (0) 2.6 ppb (2) 3.0 ppb (3) N/A 1.0 ppb (1) 33.0 ppb (25) 0.16 ppb (2) 28.0 μg/m3 (25) 9.0 μg/m3 (38) 38.0
 
June 30, 2020, 11 p.m. 2.6 ppb (2) 0.4 ppb (0) 2.1 ppb (2) 2.0 ppb (2) N/A 1.0 ppb (1) 34.0 ppb (26) 0.16 ppb (2) 20.0 μg/m3 (18) 6.0 μg/m3 (25) 26.0
 
June 30, 2020, 10 p.m. 2.4 ppb (2) 0.5 ppb (0) 1.8 ppb (2) 2.0 ppb (2) N/A 1.0 ppb (1) 32.0 ppb (25) 0.16 ppb (2) 17.0 μg/m3 (15) 6.0 μg/m3 (25) 25.0
 
June 30, 2020, 9 p.m. 2.6 ppb (2) 0.4 ppb (0) 2.0 ppb (2) 2.0 ppb (2) N/A 1.0 ppb (1) 31.0 ppb (24) 0.18 ppb (2) 21.0 μg/m3 (19) 8.0 μg/m3 (33) 33.0
 
June 30, 2020, 8 p.m. 2.6 ppb (2) 0.5 ppb (0) 2.0 ppb (2) 2.0 ppb (2) N/A 1.0 ppb (1) 32.0 ppb (25) 0.17 ppb (2) 21.0 μg/m3 (19) 9.0 μg/m3 (38) 38.0
 
June 30, 2020, 7 p.m. 3.2 ppb (3) 0.6 ppb (1) 2.4 ppb (2) 3.0 ppb (3) N/A 1.0 ppb (1) 33.0 ppb (25) 0.17 ppb (2) 27.0 μg/m3 (25) 11.0 μg/m3 (46) 46.0
 
June 30, 2020, 6 p.m. 3.4 ppb (3) 0.6 ppb (1) 2.8 ppb (3) 3.0 ppb (3) N/A 1.0 ppb (1) 30.0 ppb (23) 0.18 ppb (2) 31.0 μg/m3 (28) 11.0 μg/m3 (46) 46.0
 
June 30, 2020, 5 p.m. 3.4 ppb (3) 0.7 ppb (1) 2.3 ppb (2) 3.0 ppb (3) N/A N/A 24.0 ppb (18) 0.17 ppb (2) 29.0 μg/m3 (26) 9.0 μg/m3 (38) 38.0
 
June 30, 2020, 4 p.m. 3.6 ppb (3) 0.9 ppb (1) 2.4 ppb (2) 3.0 ppb (3) N/A N/A 18.0 ppb (14) 0.17 ppb (2) 28.0 μg/m3 (25) 12.0 μg/m3 (50) 50.0
 
June 30, 2020, 3 p.m. 3.4 ppb (3) 0.8 ppb (1) 2.4 ppb (2) 3.0 ppb (3) N/A N/A 17.0 ppb (13) 0.17 ppb (2) 31.0 μg/m3 (28) 10.0 μg/m3 (42) 42.0
 
June 30, 2020, 2 p.m. 2.7 ppb (3) 0.6 ppb (1) 1.9 ppb (2) 2.0 ppb (2) N/A N/A 20.0 ppb (15) N/A 23.0 μg/m3 (21) 8.0 μg/m3 (33) 33.0
 
June 30, 2020, 1 p.m. 2.7 ppb (3) 0.6 ppb (1) 1.7 ppb (2) 2.0 ppb (2) N/A 1.0 ppb (1) 27.0 ppb (21) N/A 17.0 μg/m3 (15) 5.0 μg/m3 (21) 21.0
 
June 30, 2020, noon 3.1 ppb (3) 0.5 ppb (0) 2.1 ppb (2) 3.0 ppb (3) N/A N/A 34.0 ppb (26) N/A 16.0 μg/m3 (15) 2.0 μg/m3 (8) 26.0
 
June 30, 2020, 11 a.m. 3.6 ppb (3) 0.5 ppb (0) 2.7 ppb (3) 3.0 ppb (3) N/A N/A 37.0 ppb (28) 0.14 ppb (2) 13.0 μg/m3 (12) -1.0 μg/m3 (0) 28.0
 
June 30, 2020, 10 a.m. 2.9 ppb (3) 0.2 ppb (0) 2.4 ppb (2) 3.0 ppb (3) N/A 1.0 ppb (1) 23.0 ppb (18) N/A 10.0 μg/m3 (9) 0.0 μg/m3 (0) 18.0
 
June 30, 2020, 9 a.m. 2.5 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 24.0 ppb (18) 0.15 ppb (2) 8.0 μg/m3 (7) 4.0 μg/m3 (17) 18.0
 
June 30, 2020, 8 a.m. 1.9 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 30.0 ppb (23) 0.14 ppb (2) 10.0 μg/m3 (9) 5.0 μg/m3 (21) 23.0
 
June 30, 2020, 7 a.m. 2.0 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 33.0 ppb (25) 0.14 ppb (2) 7.0 μg/m3 (6) 3.0 μg/m3 (12) 25.0
 
June 30, 2020, 6 a.m. 2.3 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 36.0 ppb (28) 0.14 ppb (2) 5.0 μg/m3 (5) -2.0 μg/m3 (0) 28.0
 
June 30, 2020, 5 a.m. 1.6 ppb (1) 0.2 ppb (0) 0.8 ppb (1) 1.0 ppb (1) N/A 1.0 ppb (1) 46.0 ppb (35) 0.14 ppb (2) 2.0 μg/m3 (2) 2.0 μg/m3 (8) 35.0
 
June 30, 2020, 4 a.m. 2.1 ppb (2) 0.3 ppb (0) 1.5 ppb (1) 2.0 ppb (2) N/A 1.0 ppb (1) 35.0 ppb (27) 0.15 ppb (2) 18.0 μg/m3 (16) 10.0 μg/m3 (42) 42.0
 
June 30, 2020, 3 a.m. 2.1 ppb (2) 0.1 ppb (0) 1.7 ppb (2) 2.0 ppb (2) N/A 1.0 ppb (1) 37.0 ppb (28) 0.16 ppb (2) 15.0 μg/m3 (14) 6.0 μg/m3 (25) 28.0
 
June 30, 2020, 2 a.m. 2.4 ppb (2) 0.3 ppb (0) 1.9 ppb (2) 2.0 ppb (2) N/A 1.0 ppb (1) 40.0 ppb (31) 0.17 ppb (2) 12.0 μg/m3 (11) 4.0 μg/m3 (17) 31.0
 
June 30, 2020, 1 a.m. 2.6 ppb (2) 0.2 ppb (0) 2.3 ppb (2) 2.0 ppb (2) N/A 1.0 ppb (1) 40.0 ppb (31) 0.18 ppb (2) 13.0 μg/m3 (12) 4.0 μg/m3 (17) 31.0
 
June 30, 2020, midnight 2.5 ppb (2) 0.2 ppb (0) 2.0 ppb (2) 2.0 ppb (2) N/A 1.0 ppb (1) 43.0 ppb (33) 0.17 ppb (2) 13.0 μg/m3 (12) 7.0 μg/m3 (29) 33.0
 
June 29, 2020, 11 p.m. 3.0 ppb (3) 0.5 ppb (0) 1.6 ppb (1) 3.0 ppb (3) N/A 1.0 ppb (1) 45.0 ppb (35) 0.15 ppb (2) 23.0 μg/m3 (21) 10.0 μg/m3 (42) 42.0
 
June 29, 2020, 10 p.m. 3.9 ppb (4) 0.4 ppb (0) 2.2 ppb (2) 4.0 ppb (4) N/A 1.0 ppb (1) 48.0 ppb (37) 0.15 ppb (2) 10.0 μg/m3 (9) 0.0 μg/m3 (0) 37.0
 
June 29, 2020, 9 p.m. 5.6 ppb (5) 0.5 ppb (0) 3.6 ppb (3) 5.0 ppb (5) N/A 1.0 ppb (1) 51.0 ppb (39) 0.16 ppb (2) 10.0 μg/m3 (9) 2.0 μg/m3 (8) 39.0
 
June 29, 2020, 8 p.m. 5.5 ppb (5) 0.6 ppb (1) 3.3 ppb (3) 5.0 ppb (5) N/A 1.0 ppb (1) 52.0 ppb (40) 0.16 ppb (2) 12.0 μg/m3 (11) 2.0 μg/m3 (8) 40.0
 
June 29, 2020, 7 p.m. 5.7 ppb (5) 0.7 ppb (1) 3.4 ppb (3) 5.0 ppb (5) N/A 1.0 ppb (1) 46.0 ppb (35) 0.15 ppb (2) 6.0 μg/m3 (5) 3.0 μg/m3 (12) 35.0
 
June 29, 2020, 6 p.m. 6.0 ppb (6) 0.7 ppb (1) 4.2 ppb (4) 5.0 ppb (5) N/A 1.0 ppb (1) 41.0 ppb (32) 0.15 ppb (2) 10.0 μg/m3 (9) 3.0 μg/m3 (12) 32.0
 
June 29, 2020, 5 p.m. 7.0 ppb (6) 1.1 ppb (1) 5.5 ppb (5) 6.0 ppb (6) N/A 1.0 ppb (1) 39.0 ppb (30) 0.15 ppb (2) 8.0 μg/m3 (7) 2.0 μg/m3 (8) 30.0
 
June 29, 2020, 4 p.m. N/A N/A 9.0 ppb (8) N/A N/A 1.0 ppb (1) 33.0 ppb (25) 0.18 ppb (2) 8.0 μg/m3 (7) 2.0 μg/m3 (8) 25.0
 
June 29, 2020, 3 p.m. N/A N/A 8.3 ppb (8) N/A N/A 1.0 ppb (1) 29.0 ppb (22) 0.17 ppb (2) 13.0 μg/m3 (12) 1.0 μg/m3 (4) 22.0
 
June 29, 2020, 2 p.m. N/A N/A 10.3 ppb (10) N/A N/A 1.0 ppb (1) 31.0 ppb (24) 0.18 ppb (2) 9.0 μg/m3 (8) 4.0 μg/m3 (17) 24.0
 
June 29, 2020, 1 p.m. N/A N/A 7.1 ppb (7) N/A N/A 1.0 ppb (1) 35.0 ppb (27) 0.17 ppb (2) 11.0 μg/m3 (10) 7.0 μg/m3 (29) 29.0
 
June 29, 2020, noon 4.4 ppb (4) 0.4 ppb (0) 3.5 ppb (3) 4.0 ppb (4) N/A N/A 45.0 ppb (35) 0.15 ppb (2) 6.0 μg/m3 (5) 1.0 μg/m3 (4) 35.0
 
June 29, 2020, 11 a.m. 4.5 ppb (4) 0.3 ppb (0) 3.9 ppb (4) 4.0 ppb (4) N/A N/A 44.0 ppb (34) 0.14 ppb (2) 6.0 μg/m3 (5) 1.0 μg/m3 (4) 34.0
 
June 29, 2020, 10 a.m. 4.4 ppb (4) 0.3 ppb (0) 3.8 ppb (4) 4.0 ppb (4) N/A 1.0 ppb (1) 40.0 ppb (31) N/A 5.0 μg/m3 (5) 1.0 μg/m3 (4) 31.0
 
June 29, 2020, 9 a.m. 2.8 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 34.0 ppb (26) 0.15 ppb (2) 7.0 μg/m3 (6) 0.0 μg/m3 (0) 26.0
 
June 29, 2020, 8 a.m. 1.7 ppb (2) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 32.0 ppb (25) 0.15 ppb (2) 11.0 μg/m3 (10) 4.0 μg/m3 (17) 25.0
 
June 29, 2020, 7 a.m. 2.3 ppb (2) 0.3 ppb (0) 1.7 ppb (2) 2.0 ppb (2) N/A 1.0 ppb (1) 32.0 ppb (25) 0.15 ppb (2) 12.0 μg/m3 (11) 8.0 μg/m3 (33) 33.0
 
June 29, 2020, 6 a.m. 2.4 ppb (2) 0.4 ppb (0) 1.8 ppb (2) 2.0 ppb (2) N/A 1.0 ppb (1) 32.0 ppb (25) 0.16 ppb (2) 10.0 μg/m3 (9) 8.0 μg/m3 (33) 33.0
 
June 29, 2020, 5 a.m. 1.8 ppb (2) 0.2 ppb (0) 1.1 ppb (1) 2.0 ppb (2) N/A 1.0 ppb (1) 35.0 ppb (27) 0.16 ppb (2) 7.0 μg/m3 (6) -2.0 μg/m3 (0) 27.0
 
June 29, 2020, 4 a.m. 1.6 ppb (1) 0.3 ppb (0) 0.9 ppb (1) 1.0 ppb (1) N/A 1.0 ppb (1) 38.0 ppb (29) 0.16 ppb (2) 6.0 μg/m3 (5) 1.0 μg/m3 (4) 29.0
 
June 29, 2020, 3 a.m. 2.2 ppb (2) 0.2 ppb (0) 1.5 ppb (1) 2.0 ppb (2) N/A 1.0 ppb (1) 38.0 ppb (29) 0.16 ppb (2) 8.0 μg/m3 (7) 4.0 μg/m3 (17) 29.0
 
June 29, 2020, 2 a.m. 2.0 ppb (2) 0.2 ppb (0) 1.3 ppb (1) 2.0 ppb (2) N/A 1.0 ppb (1) 39.0 ppb (30) 0.16 ppb (2) 11.0 μg/m3 (10) 2.0 μg/m3 (8) 30.0
 
June 29, 2020, 1 a.m. 2.9 ppb (3) 0.3 ppb (0) 2.1 ppb (2) 3.0 ppb (3) N/A 1.0 ppb (1) 38.0 ppb (29) 0.17 ppb (2) 8.0 μg/m3 (7) 2.0 μg/m3 (8) 29.0
 
June 29, 2020, midnight 2.4 ppb (2) 0.4 ppb (0) 1.5 ppb (1) 2.0 ppb (2) N/A 1.0 ppb (1) 40.0 ppb (31) 0.17 ppb (2) 8.0 μg/m3 (7) 3.0 μg/m3 (12) 31.0
 
June 28, 2020, 11 p.m. 1.7 ppb (2) 0.3 ppb (0) 1.3 ppb (1) 1.0 ppb (1) N/A 1.0 ppb (1) 44.0 ppb (34) 0.18 ppb (2) 19.0 μg/m3 (17) 5.0 μg/m3 (21) 34.0
 
June 28, 2020, 10 p.m. 1.6 ppb (1) 0.4 ppb (0) 1.0 ppb (1) 1.0 ppb (1) N/A 1.0 ppb (1) 46.0 ppb (35) 0.18 ppb (2) 16.0 μg/m3 (15) 8.0 μg/m3 (33) 35.0
 
June 28, 2020, 9 p.m. 2.1 ppb (2) 0.3 ppb (0) 0.9 ppb (1) 2.0 ppb (2) N/A 1.0 ppb (1) 45.0 ppb (35) 0.17 ppb (2) 16.0 μg/m3 (15) 5.0 μg/m3 (21) 35.0
 
June 28, 2020, 8 p.m. 2.4 ppb (2) 0.3 ppb (0) 1.1 ppb (1) 2.0 ppb (2) N/A 1.0 ppb (1) 46.0 ppb (35) 0.17 ppb (2) 14.0 μg/m3 (13) 3.0 μg/m3 (12) 35.0
 
June 28, 2020, 7 p.m. 2.6 ppb (2) 0.2 ppb (0) 0.9 ppb (1) 2.0 ppb (2) N/A 1.0 ppb (1) 50.0 ppb (38) 0.17 ppb (2) 13.0 μg/m3 (12) 4.0 μg/m3 (17) 38.0
 
June 28, 2020, 6 p.m. 2.7 ppb (3) 0.4 ppb (0) 0.9 ppb (1) 2.0 ppb (2) N/A 1.0 ppb (1) 51.0 ppb (39) 0.16 ppb (2) 18.0 μg/m3 (16) 4.0 μg/m3 (17) 39.0
 
June 28, 2020, 5 p.m. 2.5 ppb (2) 0.3 ppb (0) 1.1 ppb (1) 2.0 ppb (2) N/A 1.0 ppb (1) 52.0 ppb (40) 0.16 ppb (2) 15.0 μg/m3 (14) 2.0 μg/m3 (8) 40.0
 
June 28, 2020, 4 p.m. 3.0 ppb (3) 0.3 ppb (0) 1.7 ppb (2) 3.0 ppb (3) N/A 1.0 ppb (1) 49.0 ppb (38) 0.16 ppb (2) 20.0 μg/m3 (18) 2.0 μg/m3 (8) 38.0
 
June 28, 2020, 3 p.m. 3.1 ppb (3) 0.3 ppb (0) 2.0 ppb (2) 3.0 ppb (3) N/A 1.0 ppb (1) 47.0 ppb (36) 0.19 ppb (2) 12.0 μg/m3 (11) 3.0 μg/m3 (12) 36.0
 
June 28, 2020, 2 p.m. 4.4 ppb (4) 0.6 ppb (1) 3.1 ppb (3) 4.0 ppb (4) N/A 1.0 ppb (1) 40.0 ppb (31) 0.18 ppb (2) 16.0 μg/m3 (15) 6.0 μg/m3 (25) 31.0
 
June 28, 2020, 1 p.m. 4.6 ppb (4) 0.5 ppb (0) 3.5 ppb (3) 4.0 ppb (4) N/A 1.0 ppb (1) 31.0 ppb (24) 0.2 ppb (2) 17.0 μg/m3 (15) 7.0 μg/m3 (29) 29.0
 
June 28, 2020, noon 5.4 ppb (5) 0.7 ppb (1) 4.4 ppb (4) 5.0 ppb (5) N/A N/A 25.0 ppb (19) 0.2 ppb (2) 12.0 μg/m3 (11) 8.0 μg/m3 (33) 33.0
 
June 28, 2020, 11 a.m. 4.6 ppb (4) 0.5 ppb (0) 4.4 ppb (4) 4.0 ppb (4) N/A N/A 20.0 ppb (15) 0.2 ppb (2) 16.0 μg/m3 (15) 9.0 μg/m3 (38) 38.0
 
June 28, 2020, 10 a.m. 4.5 ppb (4) 0.4 ppb (0) 4.5 ppb (4) 4.0 ppb (4) N/A 0.0 ppb (0) 16.0 ppb (12) N/A 19.0 μg/m3 (17) 8.0 μg/m3 (33) 33.0
 
June 28, 2020, 9 a.m. 6.6 ppb (6) 0.1 ppb (0) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 14.0 ppb (11) 0.29 ppb (3) 16.0 μg/m3 (15) 15.0 μg/m3 (56) 56.0
 
June 28, 2020, 8 a.m. 10.7 ppb (10) 0.4 ppb (0) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 12.0 ppb (9) 0.34 ppb (4) 24.0 μg/m3 (22) 17.0 μg/m3 (61) 61.0
 
June 28, 2020, 7 a.m. 13.7 ppb (13) 0.4 ppb (0) 14.3 ppb (13) 13.0 ppb (12) N/A 0.0 ppb (0) 14.0 ppb (11) 0.38 ppb (4) 23.0 μg/m3 (21) 17.0 μg/m3 (61) 61.0
 
June 28, 2020, 6 a.m. 14.2 ppb (13) 0.4 ppb (0) 15.6 ppb (14) 14.0 ppb (13) N/A 0.0 ppb (0) N/A 0.37 ppb (4) 27.0 μg/m3 (25) 15.0 μg/m3 (56) 56.0
 
June 28, 2020, 5 a.m. 12.2 ppb (11) 0.4 ppb (0) 13.5 ppb (12) 12.0 ppb (11) N/A 0.0 ppb (0) 22.0 ppb (17) 0.36 ppb (4) 27.0 μg/m3 (25) 21.0 μg/m3 (69) 69.0
 
June 28, 2020, 4 a.m. 9.7 ppb (9) 0.2 ppb (0) 12.8 ppb (12) 10.0 ppb (9) N/A 0.0 ppb (0) 24.0 ppb (18) 0.35 ppb (4) 21.0 μg/m3 (19) 16.0 μg/m3 (59) 59.0
 
June 28, 2020, 3 a.m. 6.9 ppb (6) 0.3 ppb (0) 7.4 ppb (7) 7.0 ppb (6) N/A 1.0 ppb (1) 34.0 ppb (26) 0.31 ppb (3) 16.0 μg/m3 (15) 8.0 μg/m3 (33) 33.0
 
June 28, 2020, 2 a.m. 4.4 ppb (4) 0.3 ppb (0) 4.6 ppb (4) 4.0 ppb (4) N/A 1.0 ppb (1) 39.0 ppb (30) 0.26 ppb (3) 16.0 μg/m3 (15) 8.0 μg/m3 (33) 33.0
 
June 28, 2020, 1 a.m. 2.1 ppb (2) 0.3 ppb (0) 1.8 ppb (2) 2.0 ppb (2) N/A 1.0 ppb (1) 45.0 ppb (35) 0.2 ppb (2) 10.0 μg/m3 (9) 7.0 μg/m3 (29) 35.0
 
June 28, 2020, midnight 1.8 ppb (2) 0.3 ppb (0) 1.2 ppb (1) 2.0 ppb (2) N/A 1.0 ppb (1) 50.0 ppb (38) 0.18 ppb (2) 12.0 μg/m3 (11) 5.0 μg/m3 (21) 38.0
 
June 27, 2020, 11 p.m. 2.2 ppb (2) 0.3 ppb (0) 1.3 ppb (1) 2.0 ppb (2) N/A 1.0 ppb (1) 54.0 ppb (42) 0.17 ppb (2) 13.0 μg/m3 (12) 4.0 μg/m3 (17) 42.0
 
June 27, 2020, 10 p.m. 2.6 ppb (2) 0.3 ppb (0) 1.3 ppb (1) 2.0 ppb (2) N/A 1.0 ppb (1) 53.0 ppb (41) 0.27 ppb (3) 13.0 μg/m3 (12) 5.0 μg/m3 (21) 41.0
 
June 27, 2020, 9 p.m. 2.6 ppb (2) 0.4 ppb (0) 1.1 ppb (1) 2.0 ppb (2) N/A 1.0 ppb (1) 49.0 ppb (38) 0.16 ppb (2) 13.0 μg/m3 (12) 4.0 μg/m3 (17) 38.0
 
June 27, 2020, 8 p.m. 2.8 ppb (3) 0.4 ppb (0) 1.1 ppb (1) 3.0 ppb (3) N/A 1.0 ppb (1) 48.0 ppb (37) 0.17 ppb (2) 15.0 μg/m3 (14) 3.0 μg/m3 (12) 37.0
 
June 27, 2020, 7 p.m. 2.9 ppb (3) 0.2 ppb (0) 1.2 ppb (1) 3.0 ppb (3) N/A 1.0 ppb (1) 49.0 ppb (38) 0.16 ppb (2) 13.0 μg/m3 (12) 4.0 μg/m3 (17) 38.0
 
June 27, 2020, 6 p.m. 3.1 ppb (3) 0.3 ppb (0) 1.2 ppb (1) 3.0 ppb (3) N/A 1.0 ppb (1) 48.0 ppb (37) 0.16 ppb (2) 16.0 μg/m3 (15) 6.0 μg/m3 (25) 37.0
 
June 27, 2020, 5 p.m. 2.7 ppb (3) 0.2 ppb (0) 1.2 ppb (1) 3.0 ppb (3) N/A 1.0 ppb (1) 45.0 ppb (35) 0.16 ppb (2) 11.0 μg/m3 (10) 7.0 μg/m3 (29) 35.0
 
June 27, 2020, 4 p.m. 2.8 ppb (3) 0.4 ppb (0) 1.1 ppb (1) 2.0 ppb (2) N/A 0.0 ppb (0) 43.0 ppb (33) 0.16 ppb (2) 11.0 μg/m3 (10) 4.0 μg/m3 (17) 33.0
 
June 27, 2020, 3 p.m. 2.4 ppb (2) 0.2 ppb (0) 0.7 ppb (1) 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (31) 0.15 ppb (2) 6.0 μg/m3 (5) 4.0 μg/m3 (17) 31.0
 
June 27, 2020, 2 p.m. 3.0 ppb (3) 0.4 ppb (0) 1.2 ppb (1) 3.0 ppb (3) N/A 0.0 ppb (0) 36.0 ppb (28) 0.16 ppb (2) 17.0 μg/m3 (15) 6.0 μg/m3 (25) 28.0
 
June 27, 2020, 1 p.m. 4.4 ppb (4) 0.6 ppb (1) 3.1 ppb (3) 4.0 ppb (4) N/A 0.0 ppb (0) 32.0 ppb (25) 0.18 ppb (2) 17.0 μg/m3 (15) 8.0 μg/m3 (33) 33.0
 
June 27, 2020, noon 7.3 ppb (7) 1.4 ppb (1) 6.1 ppb (6) 6.0 ppb (6) N/A N/A 21.0 ppb (16) 0.22 ppb (2) 19.0 μg/m3 (17) 6.0 μg/m3 (25) 25.0
 
June 27, 2020, 11 a.m. 6.4 ppb (6) 1.1 ppb (1) 6.8 ppb (6) 5.0 ppb (5) N/A N/A 12.0 ppb (9) 0.19 ppb (2) 15.0 μg/m3 (14) 10.0 μg/m3 (42) 42.0
 
June 27, 2020, 10 a.m. 4.1 ppb (4) 0.3 ppb (0) 4.0 ppb (4) 4.0 ppb (4) N/A 0.0 ppb (0) 19.0 ppb (15) N/A 13.0 μg/m3 (12) 8.0 μg/m3 (33) 33.0
 
June 27, 2020, 9 a.m. 5.5 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 20.0 ppb (15) 0.19 ppb (2) 18.0 μg/m3 (16) 7.0 μg/m3 (29) 29.0
 
June 27, 2020, 8 a.m. 6.9 ppb (6) 0.4 ppb (0) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 21.0 ppb (16) 0.22 ppb (2) 18.0 μg/m3 (16) 7.0 μg/m3 (29) 29.0
 
June 27, 2020, 7 a.m. 7.5 ppb (7) 0.3 ppb (0) 7.8 ppb (7) 7.0 ppb (6) N/A 0.0 ppb (0) 23.0 ppb (18) 0.24 ppb (3) 21.0 μg/m3 (19) 16.0 μg/m3 (59) 59.0
 
June 27, 2020, 6 a.m. 4.9 ppb (5) 0.2 ppb (0) 5.0 ppb (5) 5.0 ppb (5) N/A 0.0 ppb (0) 28.0 ppb (22) 0.21 ppb (2) 16.0 μg/m3 (15) 9.0 μg/m3 (38) 38.0
 
June 27, 2020, 5 a.m. 4.3 ppb (4) 0.3 ppb (0) 3.9 ppb (4) 4.0 ppb (4) N/A 0.0 ppb (0) 30.0 ppb (23) 0.19 ppb (2) 16.0 μg/m3 (15) 9.0 μg/m3 (38) 38.0
 
June 27, 2020, 4 a.m. 3.8 ppb (4) 0.4 ppb (0) 3.5 ppb (3) 3.0 ppb (3) N/A 1.0 ppb (1) 33.0 ppb (25) 0.18 ppb (2) 18.0 μg/m3 (16) 6.0 μg/m3 (25) 25.0
 
June 27, 2020, 3 a.m. 3.8 ppb (4) 0.3 ppb (0) 3.6 ppb (3) 4.0 ppb (4) N/A 1.0 ppb (1) 35.0 ppb (27) 0.2 ppb (2) 18.0 μg/m3 (16) 6.0 μg/m3 (25) 27.0
 
June 27, 2020, 2 a.m. 2.7 ppb (3) 0.3 ppb (0) 2.3 ppb (2) 2.0 ppb (2) N/A 1.0 ppb (1) 38.0 ppb (29) 0.17 ppb (2) 16.0 μg/m3 (15) 6.0 μg/m3 (25) 29.0
 
June 27, 2020, 1 a.m. 1.8 ppb (2) 0.3 ppb (0) 1.6 ppb (1) 2.0 ppb (2) N/A 1.0 ppb (1) 43.0 ppb (33) 0.16 ppb (2) 11.0 μg/m3 (10) 5.0 μg/m3 (21) 33.0
 
June 27, 2020, midnight 2.3 ppb (2) 0.4 ppb (0) 1.9 ppb (2) 2.0 ppb (2) N/A 1.0 ppb (1) 48.0 ppb (37) 0.15 ppb (2) 13.0 μg/m3 (12) 5.0 μg/m3 (21) 37.0
 
June 26, 2020, 11 p.m. 3.4 ppb (3) 0.4 ppb (0) 2.7 ppb (3) 3.0 ppb (3) N/A 1.0 ppb (1) 52.0 ppb (40) 0.16 ppb (2) 12.0 μg/m3 (11) 6.0 μg/m3 (25) 40.0
 
June 26, 2020, 10 p.m. 4.1 ppb (4) 0.5 ppb (0) 3.0 ppb (3) 4.0 ppb (4) N/A 1.0 ppb (1) 54.0 ppb (42) 0.16 ppb (2) 13.0 μg/m3 (12) 6.0 μg/m3 (25) 42.0