ID: 2019

AQSQID: 560210100

Site Name: Cheyenne Ncore

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

Updated: July 14, 2020, 11:34 a.m.

Location: Cheyenne (Chief Washwick Ave), WY

Reporting: True, Located: True

Current AQI: 21.0

Cheyenne (Chief Washwick Ave) WY, US: 41.18222, -104.778336

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 14, 2020, 10 a.m. 4.6 ppb (4) -3.6 ppb (0) -1.3 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 20.0 ppb (15) 0.25 ppb (3) 23.0 μg/m3 (21) 5.0 μg/m3 (21) 21.0
 
July 14, 2020, 9 a.m. 5.1 ppb (5) -3.6 ppb (0) -1.2 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 22.0 ppb (17) 0.24 ppb (3) 21.0 μg/m3 (19) 1.0 μg/m3 (4) 19.0
 
July 14, 2020, 8 a.m. 8.1 ppb (8) -3.5 ppb (0) 0.4 ppb (0) 4.0 ppb (4) N/A 1.0 ppb (1) 19.0 ppb (15) 0.24 ppb (3) 9.0 μg/m3 (8) 6.0 μg/m3 (25) 25.0
 
July 14, 2020, 7 a.m. N/A -3.5 ppb (0) 1.8 ppb (2) 5.0 ppb (5) N/A N/A N/A N/A 14.0 μg/m3 (13) 17.0 μg/m3 (61) 61.0
 
July 14, 2020, 6 a.m. N/A -3.5 ppb (0) 5.1 ppb (5) 9.0 ppb (8) N/A N/A N/A N/A 27.0 μg/m3 (25) 2.0 μg/m3 (8) 25.0
 
July 14, 2020, 5 a.m. 6.8 ppb (6) -3.5 ppb (0) 1.8 ppb (2) 5.0 ppb (5) N/A 1.0 ppb (1) 24.0 ppb (18) 0.26 ppb (3) 18.0 μg/m3 (16) 5.0 μg/m3 (21) 21.0
 
July 14, 2020, 4 a.m. 7.9 ppb (7) -3.5 ppb (0) 3.1 ppb (3) 7.0 ppb (6) N/A 1.0 ppb (1) 23.0 ppb (18) 0.27 ppb (3) 6.0 μg/m3 (5) 5.0 μg/m3 (21) 21.0
 
July 14, 2020, 3 a.m. 5.6 ppb (5) -3.4 ppb (0) 1.6 ppb (1) 5.0 ppb (5) N/A 1.0 ppb (1) 26.0 ppb (20) 0.26 ppb (3) 7.0 μg/m3 (6) 2.0 μg/m3 (8) 20.0
 
July 14, 2020, 2 a.m. 4.3 ppb (4) -3.0 ppb (0) 0.0 ppb (0) 3.0 ppb (3) N/A 1.0 ppb (1) 29.0 ppb (22) 0.26 ppb (3) 7.0 μg/m3 (6) 4.0 μg/m3 (17) 22.0
 
July 14, 2020, 1 a.m. 5.6 ppb (5) -1.8 ppb (0) 1.2 ppb (1) 3.0 ppb (3) N/A 1.0 ppb (1) 27.0 ppb (21) 0.26 ppb (3) 9.0 μg/m3 (8) 5.0 μg/m3 (21) 21.0
 
July 14, 2020, midnight 7.3 ppb (7) -1.1 ppb (0) 2.8 ppb (3) 4.0 ppb (4) N/A 1.0 ppb (1) 24.0 ppb (18) 0.3 ppb (3) 33.0 μg/m3 (30) 5.0 μg/m3 (21) 30.0
 
July 13, 2020, 11 p.m. 3.8 ppb (4) -3.3 ppb (0) -0.7 ppb (0) 3.0 ppb (3) N/A 1.0 ppb (1) 28.0 ppb (22) 0.25 ppb (3) 21.0 μg/m3 (19) 4.0 μg/m3 (17) 22.0
 
July 13, 2020, 10 p.m. 4.0 ppb (4) -2.8 ppb (0) 0.1 ppb (0) 3.0 ppb (3) N/A 1.0 ppb (1) 31.0 ppb (24) 0.25 ppb (3) 6.0 μg/m3 (5) N/A 24.0
 
July 13, 2020, 9 p.m. 5.0 ppb (5) -2.5 ppb (0) 0.6 ppb (1) 3.0 ppb (3) N/A 1.0 ppb (1) 32.0 ppb (25) 0.26 ppb (3) 5.0 μg/m3 (5) N/A 25.0
 
July 13, 2020, 8 p.m. 4.1 ppb (4) -3.4 ppb (0) -1.3 ppb (0) 2.0 ppb (2) N/A 2.0 ppb (3) 31.0 ppb (24) 0.25 ppb (3) 27.0 μg/m3 (25) 2.0 μg/m3 (8) 25.0
 
July 13, 2020, 7 p.m. 3.9 ppb (4) -3.3 ppb (0) -1.6 ppb (0) 2.0 ppb (2) N/A 2.0 ppb (3) 32.0 ppb (25) 0.24 ppb (3) 15.0 μg/m3 (14) 4.0 μg/m3 (17) 25.0
 
July 13, 2020, 6 p.m. 3.1 ppb (3) -3.4 ppb (0) -2.3 ppb (0) 1.0 ppb (1) N/A 1.0 ppb (1) 32.0 ppb (25) 0.23 ppb (3) 13.0 μg/m3 (12) 22.0 μg/m3 (71) 71.0
 
July 13, 2020, 5 p.m. 2.9 ppb (3) -3.3 ppb (0) -2.1 ppb (0) 1.0 ppb (1) N/A 1.0 ppb (1) 32.0 ppb (25) 0.22 ppb (2) 6.0 μg/m3 (5) 0.0 μg/m3 (0) 25.0
 
July 13, 2020, 4 p.m. 2.8 ppb (3) -3.4 ppb (0) -2.1 ppb (0) 1.0 ppb (1) N/A 1.0 ppb (1) 31.0 ppb (24) 0.22 ppb (2) 34.0 μg/m3 (31) 1.0 μg/m3 (4) 31.0
 
July 13, 2020, 3 p.m. 4.0 ppb (4) -2.9 ppb (0) -0.8 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 30.0 ppb (23) 0.22 ppb (2) 29.0 μg/m3 (26) 0.0 μg/m3 (0) 26.0
 
July 13, 2020, 2 p.m. 3.7 ppb (3) -3.1 ppb (0) -1.2 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 31.0 ppb (24) 0.22 ppb (2) 12.0 μg/m3 (11) 1.0 μg/m3 (4) 24.0
 
July 13, 2020, 1 p.m. 3.2 ppb (3) -3.6 ppb (0) -2.0 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 30.0 ppb (23) 0.21 ppb (2) 10.0 μg/m3 (9) 3.0 μg/m3 (12) 23.0
 
July 13, 2020, noon 3.7 ppb (3) -3.6 ppb (0) -2.0 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 29.0 ppb (22) 0.22 ppb (2) 8.0 μg/m3 (7) 2.0 μg/m3 (8) 22.0
 
July 13, 2020, 11 a.m. 5.0 ppb (5) -3.5 ppb (0) 0.2 ppb (0) 4.0 ppb (4) N/A 1.0 ppb (1) 27.0 ppb (21) 0.21 ppb (2) 9.0 μg/m3 (8) 3.0 μg/m3 (12) 21.0
 
July 13, 2020, 10 a.m. 10.2 ppb (9) -3.4 ppb (0) 12.7 ppb (12) 16.0 ppb (15) N/A 2.0 ppb (3) 23.0 ppb (18) 0.22 ppb (2) 14.0 μg/m3 (13) 4.0 μg/m3 (17) 18.0
 
July 13, 2020, 9 a.m. N/A -3.5 ppb (0) 3.3 ppb (3) 7.0 ppb (6) N/A N/A N/A N/A 15.0 μg/m3 (14) 6.0 μg/m3 (25) 25.0
 
July 13, 2020, 8 a.m. 16.5 ppb (15) -3.5 ppb (0) 12.7 ppb (12) 16.0 ppb (15) N/A 1.0 ppb (1) 18.0 ppb (14) 0.23 ppb (3) 11.0 μg/m3 (10) 2.0 μg/m3 (8) 15.0
 
July 13, 2020, 7 a.m. 12.0 ppb (11) -3.6 ppb (0) 8.0 ppb (7) 12.0 ppb (11) N/A 1.0 ppb (1) 22.0 ppb (17) 0.24 ppb (3) 9.0 μg/m3 (8) 5.0 μg/m3 (21) 21.0
 
July 13, 2020, 6 a.m. 14.1 ppb (13) -3.5 ppb (0) 11.2 ppb (10) 15.0 ppb (14) N/A 1.0 ppb (1) 19.0 ppb (15) 0.25 ppb (3) 6.0 μg/m3 (5) 7.0 μg/m3 (29) 29.0
 
July 13, 2020, 5 a.m. 10.4 ppb (10) -3.5 ppb (0) 6.5 ppb (6) 10.0 ppb (9) N/A 1.0 ppb (1) 21.0 ppb (16) 0.26 ppb (3) 8.0 μg/m3 (7) 4.0 μg/m3 (17) 17.0
 
July 13, 2020, 4 a.m. 7.1 ppb (7) -3.6 ppb (0) 2.4 ppb (2) 6.0 ppb (6) N/A 1.0 ppb (1) 24.0 ppb (18) 0.25 ppb (3) 4.0 μg/m3 (4) 2.0 μg/m3 (8) 18.0
 
July 13, 2020, 3 a.m. 6.3 ppb (6) -3.5 ppb (0) 2.4 ppb (2) 6.0 ppb (6) N/A 2.0 ppb (3) 28.0 ppb (22) 0.23 ppb (3) 3.0 μg/m3 (3) N/A 22.0
 
July 13, 2020, 2 a.m. 2.7 ppb (3) -3.6 ppb (0) -2.2 ppb (0) 1.0 ppb (1) N/A 1.0 ppb (1) 33.0 ppb (25) 0.22 ppb (2) 1.0 μg/m3 (1) N/A 25.0
 
July 13, 2020, 1 a.m. 3.4 ppb (3) -3.5 ppb (0) -1.6 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 34.0 ppb (26) 0.23 ppb (3) 41.0 μg/m3 (37) -1.0 μg/m3 (0) 37.0
 
July 13, 2020, midnight 3.4 ppb (3) -3.4 ppb (0) -2.0 ppb (0) 1.0 ppb (1) N/A 2.0 ppb (3) 35.0 ppb (27) 0.24 ppb (3) 6.0 μg/m3 (5) N/A 27.0
 
July 12, 2020, 11 p.m. 3.8 ppb (4) -3.4 ppb (0) -2.2 ppb (0) 1.0 ppb (1) N/A 2.0 ppb (3) 35.0 ppb (27) 0.24 ppb (3) 8.0 μg/m3 (7) 1.0 μg/m3 (4) 27.0
 
July 12, 2020, 10 p.m. 4.1 ppb (4) -3.5 ppb (0) -2.2 ppb (0) 1.0 ppb (1) N/A 2.0 ppb (3) 35.0 ppb (27) 0.25 ppb (3) 13.0 μg/m3 (12) 2.0 μg/m3 (8) 27.0
 
July 12, 2020, 9 p.m. 3.8 ppb (4) -3.5 ppb (0) -2.2 ppb (0) 1.0 ppb (1) N/A 2.0 ppb (3) 36.0 ppb (28) 0.24 ppb (3) 20.0 μg/m3 (18) 2.0 μg/m3 (8) 28.0
 
July 12, 2020, 8 p.m. 3.7 ppb (3) -3.5 ppb (0) -2.5 ppb (0) 1.0 ppb (1) N/A 2.0 ppb (3) 35.0 ppb (27) 0.23 ppb (3) 8.0 μg/m3 (7) 0.0 μg/m3 (0) 27.0
 
July 12, 2020, 7 p.m. 3.9 ppb (4) -3.5 ppb (0) -2.6 ppb (0) 1.0 ppb (1) N/A 2.0 ppb (3) 34.0 ppb (26) 0.23 ppb (3) 19.0 μg/m3 (17) -2.0 μg/m3 (0) 26.0
 
July 12, 2020, 6 p.m. 3.6 ppb (3) -3.5 ppb (0) -2.6 ppb (0) 1.0 ppb (1) N/A 1.0 ppb (1) 34.0 ppb (26) 0.21 ppb (2) 11.0 μg/m3 (10) 2.0 μg/m3 (8) 26.0
 
July 12, 2020, 5 p.m. 2.4 ppb (2) -3.5 ppb (0) -2.6 ppb (0) 1.0 ppb (1) N/A 1.0 ppb (1) 35.0 ppb (27) 0.2 ppb (2) 14.0 μg/m3 (13) 6.0 μg/m3 (25) 27.0
 
July 12, 2020, 4 p.m. 2.8 ppb (3) -3.5 ppb (0) -2.2 ppb (0) 1.0 ppb (1) N/A 1.0 ppb (1) 33.0 ppb (25) 0.21 ppb (2) 40.0 μg/m3 (36) 8.0 μg/m3 (33) 36.0
 
July 12, 2020, 3 p.m. 11.3 ppb (10) 1.0 ppb (1) 6.4 ppb (6) 5.0 ppb (5) N/A 1.0 ppb (1) 23.0 ppb (18) 0.26 ppb (3) 28.0 μg/m3 (25) 5.0 μg/m3 (21) 25.0
 
July 12, 2020, 2 p.m. 16.4 ppb (15) 4.3 ppb (4) 12.0 ppb (11) 8.0 ppb (7) N/A 1.0 ppb (1) 17.0 ppb (13) 0.3 ppb (3) 4.0 μg/m3 (4) 1.0 μg/m3 (4) 15.0
 
July 12, 2020, 1 p.m. 15.6 ppb (14) -1.5 ppb (0) 7.7 ppb (7) 9.0 ppb (8) N/A 1.0 ppb (1) 17.0 ppb (13) 0.28 ppb (3) 23.0 μg/m3 (21) 3.0 μg/m3 (12) 21.0
 
July 12, 2020, noon 14.4 ppb (13) -3.4 ppb (0) 5.8 ppb (5) 9.0 ppb (8) N/A 2.0 ppb (3) 15.0 ppb (12) 0.28 ppb (3) 20.0 μg/m3 (18) 6.0 μg/m3 (25) 25.0
 
July 12, 2020, 11 a.m. 10.1 ppb (9) -3.5 ppb (0) 2.5 ppb (2) 6.0 ppb (6) N/A 1.0 ppb (1) 18.0 ppb (14) 0.28 ppb (3) 23.0 μg/m3 (21) 6.0 μg/m3 (25) 25.0
 
July 12, 2020, 10 a.m. 9.4 ppb (9) -3.5 ppb (0) 2.1 ppb (2) 6.0 ppb (6) N/A 1.0 ppb (1) 19.0 ppb (15) 0.28 ppb (3) 32.0 μg/m3 (29) 5.0 μg/m3 (21) 29.0
 
July 12, 2020, 9 a.m. 8.2 ppb (8) -3.6 ppb (0) 2.6 ppb (2) 6.0 ppb (6) N/A 1.0 ppb (1) 22.0 ppb (17) 0.27 ppb (3) 28.0 μg/m3 (25) 4.0 μg/m3 (17) 25.0
 
July 12, 2020, 8 a.m. 5.3 ppb (5) -3.6 ppb (0) 0.8 ppb (1) 4.0 ppb (4) N/A 1.0 ppb (1) 28.0 ppb (22) 0.27 ppb (3) 40.0 μg/m3 (36) 4.0 μg/m3 (17) 36.0
 
July 12, 2020, 7 a.m. 3.1 ppb (3) -3.6 ppb (0) -0.7 ppb (0) 3.0 ppb (3) N/A 1.0 ppb (1) 33.0 ppb (25) 0.26 ppb (3) 33.0 μg/m3 (30) 6.0 μg/m3 (25) 30.0
 
July 12, 2020, 6 a.m. 3.7 ppb (3) -3.6 ppb (0) -0.3 ppb (0) 3.0 ppb (3) N/A 1.0 ppb (1) 33.0 ppb (25) 0.25 ppb (3) 26.0 μg/m3 (24) 8.0 μg/m3 (33) 33.0
 
July 12, 2020, 5 a.m. 3.9 ppb (4) -3.6 ppb (0) 0.1 ppb (0) 4.0 ppb (4) N/A 1.0 ppb (1) 32.0 ppb (25) 0.25 ppb (3) 30.0 μg/m3 (27) 12.0 μg/m3 (50) 50.0
 
July 12, 2020, 4 a.m. 3.8 ppb (4) -3.5 ppb (0) 0.2 ppb (0) 4.0 ppb (4) N/A 1.0 ppb (1) 32.0 ppb (25) 0.24 ppb (3) 27.0 μg/m3 (25) -4.0 μg/m3 (0) 25.0
 
July 12, 2020, 3 a.m. 4.5 ppb (4) -3.5 ppb (0) 0.7 ppb (1) 4.0 ppb (4) N/A 1.0 ppb (1) 32.0 ppb (25) 0.23 ppb (3) 0.0 μg/m3 (0) N/A 25.0
 
July 12, 2020, 2 a.m. 3.9 ppb (4) -3.4 ppb (0) -0.1 ppb (0) 3.0 ppb (3) N/A 1.0 ppb (1) 37.0 ppb (28) 0.23 ppb (3) 21.0 μg/m3 (19) 0.0 μg/m3 (0) 28.0
 
July 12, 2020, 1 a.m. 3.1 ppb (3) -3.4 ppb (0) -1.6 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 39.0 ppb (30) 0.23 ppb (3) 14.0 μg/m3 (13) 2.0 μg/m3 (8) 30.0
 
July 12, 2020, midnight 2.8 ppb (3) -3.4 ppb (0) -1.5 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 40.0 ppb (31) 0.23 ppb (3) 24.0 μg/m3 (22) 2.0 μg/m3 (8) 31.0
 
July 11, 2020, 11 p.m. 2.8 ppb (3) -3.3 ppb (0) -1.3 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 41.0 ppb (32) 0.23 ppb (3) 18.0 μg/m3 (16) 1.0 μg/m3 (4) 32.0
 
July 11, 2020, 10 p.m. 2.9 ppb (3) -3.3 ppb (0) -0.9 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 42.0 ppb (32) 0.23 ppb (3) 19.0 μg/m3 (17) 2.0 μg/m3 (8) 32.0
 
July 11, 2020, 9 p.m. 3.5 ppb (3) -3.2 ppb (0) -0.3 ppb (0) 3.0 ppb (3) N/A 1.0 ppb (1) 43.0 ppb (33) 0.23 ppb (3) 27.0 μg/m3 (25) 6.0 μg/m3 (25) 33.0
 
July 11, 2020, 8 p.m. 3.5 ppb (3) -3.2 ppb (0) -0.5 ppb (0) 3.0 ppb (3) N/A 1.0 ppb (1) 40.0 ppb (31) 0.23 ppb (3) 35.0 μg/m3 (32) 11.0 μg/m3 (46) 46.0
 
July 11, 2020, 7 p.m. 2.7 ppb (3) -3.3 ppb (0) -1.5 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 37.0 ppb (28) 0.23 ppb (3) 20.0 μg/m3 (18) 15.0 μg/m3 (56) 56.0
 
July 11, 2020, 6 p.m. 2.4 ppb (2) -3.5 ppb (0) -1.6 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 37.0 ppb (28) 0.23 ppb (3) 21.0 μg/m3 (19) 5.0 μg/m3 (21) 28.0
 
July 11, 2020, 5 p.m. 2.3 ppb (2) -3.4 ppb (0) -1.6 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 36.0 ppb (28) 0.23 ppb (3) 15.0 μg/m3 (14) 5.0 μg/m3 (21) 28.0
 
July 11, 2020, 4 p.m. 2.3 ppb (2) -3.3 ppb (0) -1.4 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 36.0 ppb (28) 0.23 ppb (3) 14.0 μg/m3 (13) 7.0 μg/m3 (29) 29.0
 
July 11, 2020, 3 p.m. 2.6 ppb (2) -3.3 ppb (0) -1.4 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 33.0 ppb (25) 0.23 ppb (3) 9.0 μg/m3 (8) 9.0 μg/m3 (38) 38.0
 
July 11, 2020, 2 p.m. 4.4 ppb (4) -3.1 ppb (0) -1.0 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 27.0 ppb (21) 0.24 ppb (3) 7.0 μg/m3 (6) 2.0 μg/m3 (8) 21.0
 
July 11, 2020, 1 p.m. 6.0 ppb (6) -3.3 ppb (0) -0.8 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 24.0 ppb (18) 0.25 ppb (3) N/A 4.0 μg/m3 (17) 18.0
 
July 11, 2020, noon 5.6 ppb (5) -3.6 ppb (0) -0.9 ppb (0) 3.0 ppb (3) N/A 1.0 ppb (1) 26.0 ppb (20) 0.25 ppb (3) 19.0 μg/m3 (17) 6.0 μg/m3 (25) 25.0
 
July 11, 2020, 11 a.m. 5.0 ppb (5) -3.6 ppb (0) -1.0 ppb (0) 3.0 ppb (3) N/A 1.0 ppb (1) 27.0 ppb (21) 0.25 ppb (3) 8.0 μg/m3 (7) 8.0 μg/m3 (33) 33.0
 
July 11, 2020, 10 a.m. 4.4 ppb (4) -3.6 ppb (0) -1.3 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 29.0 ppb (22) 0.25 ppb (3) 29.0 μg/m3 (26) 9.0 μg/m3 (38) 38.0
 
July 11, 2020, 9 a.m. 3.8 ppb (4) -3.6 ppb (0) -1.5 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 30.0 ppb (23) 0.24 ppb (3) 18.0 μg/m3 (16) 5.0 μg/m3 (21) 23.0
 
July 11, 2020, 8 a.m. 3.6 ppb (3) -3.6 ppb (0) -1.3 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 31.0 ppb (24) 0.24 ppb (3) 20.0 μg/m3 (18) 8.0 μg/m3 (33) 33.0
 
July 11, 2020, 7 a.m. 3.9 ppb (4) -3.6 ppb (0) -0.8 ppb (0) 3.0 ppb (3) N/A 1.0 ppb (1) 29.0 ppb (22) 0.24 ppb (3) 27.0 μg/m3 (25) 5.0 μg/m3 (21) 25.0
 
July 11, 2020, 6 a.m. 2.8 ppb (3) -3.5 ppb (0) -1.7 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 29.0 ppb (22) 0.21 ppb (2) 31.0 μg/m3 (28) 4.0 μg/m3 (17) 28.0
 
July 11, 2020, 5 a.m. 2.2 ppb (2) -3.5 ppb (0) -2.4 ppb (0) 1.0 ppb (1) N/A 1.0 ppb (1) 29.0 ppb (22) 0.17 ppb (2) 3.0 μg/m3 (3) 3.0 μg/m3 (12) 22.0
 
July 11, 2020, 4 a.m. 2.3 ppb (2) -3.6 ppb (0) -2.5 ppb (0) 1.0 ppb (1) N/A 1.0 ppb (1) 30.0 ppb (23) 0.17 ppb (2) 1.0 μg/m3 (1) N/A 23.0
 
July 11, 2020, 3 a.m. 2.7 ppb (3) -3.6 ppb (0) -2.3 ppb (0) 1.0 ppb (1) N/A 1.0 ppb (1) 35.0 ppb (27) 0.19 ppb (2) 16.0 μg/m3 (15) N/A 27.0
 
July 11, 2020, 2 a.m. 2.9 ppb (3) -3.5 ppb (0) -2.3 ppb (0) 1.0 ppb (1) N/A 1.0 ppb (1) 39.0 ppb (30) 0.2 ppb (2) 11.0 μg/m3 (10) 1.0 μg/m3 (4) 30.0
 
July 11, 2020, 1 a.m. 3.0 ppb (3) -3.5 ppb (0) -2.3 ppb (0) 1.0 ppb (1) N/A 1.0 ppb (1) 43.0 ppb (33) 0.22 ppb (2) 17.0 μg/m3 (15) 3.0 μg/m3 (12) 33.0
 
July 11, 2020, midnight 3.5 ppb (3) -3.4 ppb (0) -2.2 ppb (0) 1.0 ppb (1) N/A 2.0 ppb (3) 44.0 ppb (34) 0.23 ppb (3) 19.0 μg/m3 (17) 4.0 μg/m3 (17) 34.0
 
July 10, 2020, 11 p.m. 3.6 ppb (3) -3.4 ppb (0) -2.4 ppb (0) 1.0 ppb (1) N/A 2.0 ppb (3) 44.0 ppb (34) 0.23 ppb (3) 23.0 μg/m3 (21) 3.0 μg/m3 (12) 34.0
 
July 10, 2020, 10 p.m. 4.0 ppb (4) -3.4 ppb (0) -2.4 ppb (0) 1.0 ppb (1) N/A 2.0 ppb (3) 43.0 ppb (33) 0.23 ppb (3) N/A N/A 33.0
 
July 10, 2020, 9 p.m. 3.8 ppb (4) -3.5 ppb (0) -2.4 ppb (0) 1.0 ppb (1) N/A 1.0 ppb (1) 43.0 ppb (33) 0.23 ppb (3) 14.0 μg/m3 (13) 6.0 μg/m3 (25) 33.0
 
July 10, 2020, 8 p.m. 4.0 ppb (4) -3.3 ppb (0) -1.3 ppb (0) 2.0 ppb (2) N/A 2.0 ppb (3) 46.0 ppb (35) 0.23 ppb (3) 23.0 μg/m3 (21) 9.0 μg/m3 (38) 38.0
 
July 10, 2020, 7 p.m. 3.7 ppb (3) -3.2 ppb (0) -0.2 ppb (0) 3.0 ppb (3) N/A 1.0 ppb (1) 51.0 ppb (39) 0.24 ppb (3) 26.0 μg/m3 (24) 21.0 μg/m3 (69) 69.0
 
July 10, 2020, 6 p.m. 3.8 ppb (4) -3.1 ppb (0) -0.1 ppb (0) 3.0 ppb (3) N/A 1.0 ppb (1) 49.0 ppb (38) 0.23 ppb (3) 27.0 μg/m3 (25) 7.0 μg/m3 (29) 38.0
 
July 10, 2020, 5 p.m. 4.6 ppb (4) -2.6 ppb (0) 1.1 ppb (1) 4.0 ppb (4) N/A 1.0 ppb (1) 45.0 ppb (35) 0.23 ppb (3) 72.0 μg/m3 (58) 9.0 μg/m3 (38) 58.0
 
July 10, 2020, 4 p.m. 8.5 ppb (8) -0.2 ppb (0) 6.1 ppb (6) 6.0 ppb (6) N/A 1.0 ppb (1) 32.0 ppb (25) 0.26 ppb (3) 42.0 μg/m3 (38) 11.0 μg/m3 (46) 46.0
 
July 10, 2020, 3 p.m. 7.7 ppb (7) -0.9 ppb (0) 4.5 ppb (4) 5.0 ppb (5) N/A 1.0 ppb (1) 26.0 ppb (20) 0.27 ppb (3) 26.0 μg/m3 (24) 10.0 μg/m3 (42) 42.0
 
July 10, 2020, 2 p.m. 8.3 ppb (8) -1.8 ppb (0) 4.0 ppb (4) 6.0 ppb (6) N/A 1.0 ppb (1) 23.0 ppb (18) 0.27 ppb (3) 31.0 μg/m3 (28) 10.0 μg/m3 (42) 42.0
 
July 10, 2020, 1 p.m. 9.9 ppb (9) -2.6 ppb (0) 5.5 ppb (5) 8.0 ppb (7) N/A 1.0 ppb (1) 18.0 ppb (14) 0.28 ppb (3) 25.0 μg/m3 (23) 8.0 μg/m3 (33) 33.0
 
July 10, 2020, noon 7.6 ppb (7) -3.3 ppb (0) 3.1 ppb (3) 6.0 ppb (6) N/A 1.0 ppb (1) 18.0 ppb (14) 0.27 ppb (3) 24.0 μg/m3 (22) 6.0 μg/m3 (25) 25.0
 
July 10, 2020, 11 a.m. 7.5 ppb (7) -3.2 ppb (0) 3.6 ppb (3) 7.0 ppb (6) N/A 1.0 ppb (1) 19.0 ppb (15) 0.25 ppb (3) 29.0 μg/m3 (26) 10.0 μg/m3 (42) 42.0
 
July 10, 2020, 10 a.m. 5.8 ppb (5) -3.1 ppb (0) 2.7 ppb (3) 6.0 ppb (6) N/A 1.0 ppb (1) 23.0 ppb (18) 0.24 ppb (3) 33.0 μg/m3 (30) 12.0 μg/m3 (50) 50.0
 
July 10, 2020, 9 a.m. N/A -3.5 ppb (0) 0.4 ppb (0) 4.0 ppb (4) N/A N/A N/A N/A 31.0 μg/m3 (28) 8.0 μg/m3 (33) 33.0
 
July 10, 2020, 8 a.m. 4.5 ppb (4) -3.6 ppb (0) 0.1 ppb (0) 4.0 ppb (4) N/A 1.0 ppb (1) 29.0 ppb (22) 0.26 ppb (3) 35.0 μg/m3 (32) 11.0 μg/m3 (46) 46.0
 
July 10, 2020, 7 a.m. 4.6 ppb (4) -3.5 ppb (0) 0.1 ppb (0) 4.0 ppb (4) N/A 1.0 ppb (1) 30.0 ppb (23) 0.25 ppb (3) 35.0 μg/m3 (32) 8.0 μg/m3 (33) 33.0
 
July 10, 2020, 6 a.m. 4.3 ppb (4) -3.5 ppb (0) 0.5 ppb (0) 4.0 ppb (4) N/A 1.0 ppb (1) 31.0 ppb (24) 0.25 ppb (3) 35.0 μg/m3 (32) 7.0 μg/m3 (29) 32.0
 
July 10, 2020, 5 a.m. 5.9 ppb (5) -3.5 ppb (0) 2.4 ppb (2) 6.0 ppb (6) N/A 1.0 ppb (1) 30.0 ppb (23) 0.23 ppb (3) 35.0 μg/m3 (32) 8.0 μg/m3 (33) 33.0
 
July 10, 2020, 4 a.m. 5.5 ppb (5) -3.6 ppb (0) 0.9 ppb (1) 4.0 ppb (4) N/A 1.0 ppb (1) 30.0 ppb (23) 0.23 ppb (3) 32.0 μg/m3 (29) 6.0 μg/m3 (25) 29.0
 
July 10, 2020, 3 a.m. 4.0 ppb (4) -3.6 ppb (0) 0.3 ppb (0) 4.0 ppb (4) N/A 1.0 ppb (1) 31.0 ppb (24) 0.22 ppb (2) 44.0 μg/m3 (40) 8.0 μg/m3 (33) 40.0
 
July 10, 2020, 2 a.m. 2.6 ppb (2) -3.4 ppb (0) -0.8 ppb (0) 3.0 ppb (3) N/A 1.0 ppb (1) 37.0 ppb (28) 0.2 ppb (2) 15.0 μg/m3 (14) 3.0 μg/m3 (12) 28.0
 
July 10, 2020, 1 a.m. 2.3 ppb (2) -3.4 ppb (0) -1.1 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 39.0 ppb (30) 0.2 ppb (2) 15.0 μg/m3 (14) 4.0 μg/m3 (17) 30.0
 
July 10, 2020, midnight 2.3 ppb (2) -3.4 ppb (0) -0.9 ppb (0) 3.0 ppb (3) N/A 1.0 ppb (1) 40.0 ppb (31) 0.21 ppb (2) 25.0 μg/m3 (23) 4.0 μg/m3 (17) 31.0
 
July 9, 2020, 11 p.m. 2.0 ppb (2) -3.4 ppb (0) -1.3 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 41.0 ppb (32) 0.21 ppb (2) 25.0 μg/m3 (23) 3.0 μg/m3 (12) 32.0
 
July 9, 2020, 10 p.m. 2.3 ppb (2) -3.4 ppb (0) -1.1 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 40.0 ppb (31) 0.21 ppb (2) 25.0 μg/m3 (23) 6.0 μg/m3 (25) 31.0
 
July 9, 2020, 9 p.m. 2.8 ppb (3) -3.4 ppb (0) -0.6 ppb (0) 3.0 ppb (3) N/A 1.0 ppb (1) 39.0 ppb (30) 0.22 ppb (2) 27.0 μg/m3 (25) 10.0 μg/m3 (42) 42.0
 
July 9, 2020, 8 p.m. 2.5 ppb (2) -3.4 ppb (0) -0.8 ppb (0) 3.0 ppb (3) N/A 1.0 ppb (1) 38.0 ppb (29) 0.22 ppb (2) 26.0 μg/m3 (24) 5.0 μg/m3 (21) 29.0
 
July 9, 2020, 7 p.m. 2.6 ppb (2) -3.4 ppb (0) -0.7 ppb (0) 3.0 ppb (3) N/A 1.0 ppb (1) 37.0 ppb (28) 0.22 ppb (2) 37.0 μg/m3 (34) 5.0 μg/m3 (21) 34.0
 
July 9, 2020, 6 p.m. 2.7 ppb (3) -3.3 ppb (0) -0.7 ppb (0) 3.0 ppb (3) N/A 1.0 ppb (1) 35.0 ppb (27) 0.21 ppb (2) 23.0 μg/m3 (21) 6.0 μg/m3 (25) 27.0
 
July 9, 2020, 5 p.m. 2.4 ppb (2) -3.4 ppb (0) -1.4 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 31.0 ppb (24) 0.21 ppb (2) 18.0 μg/m3 (16) 7.0 μg/m3 (29) 29.0
 
July 9, 2020, 4 p.m. 2.5 ppb (2) -3.4 ppb (0) -1.6 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 30.0 ppb (23) 0.2 ppb (2) 18.0 μg/m3 (16) 10.0 μg/m3 (42) 42.0
 
July 9, 2020, 3 p.m. 4.7 ppb (4) -3.0 ppb (0) -0.9 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 26.0 ppb (20) 0.21 ppb (2) 23.0 μg/m3 (21) 8.0 μg/m3 (33) 33.0
 
July 9, 2020, 2 p.m. 5.4 ppb (5) -2.9 ppb (0) -0.6 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 24.0 ppb (18) 0.2 ppb (2) 15.0 μg/m3 (14) 1.0 μg/m3 (4) 18.0
 
July 9, 2020, 1 p.m. 5.2 ppb (5) -3.3 ppb (0) -1.3 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 25.0 ppb (19) 0.21 ppb (2) 18.0 μg/m3 (16) 3.0 μg/m3 (12) 19.0
 
July 9, 2020, noon 4.2 ppb (4) -3.5 ppb (0) -2.0 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 27.0 ppb (21) 0.21 ppb (2) 18.0 μg/m3 (16) 5.0 μg/m3 (21) 21.0
 
July 9, 2020, 11 a.m. 4.0 ppb (4) -3.6 ppb (0) -2.2 ppb (0) 1.0 ppb (1) N/A 1.0 ppb (1) 27.0 ppb (21) 0.2 ppb (2) 18.0 μg/m3 (16) 8.0 μg/m3 (33) 33.0
 
July 9, 2020, 10 a.m. 3.9 ppb (4) -3.5 ppb (0) -2.0 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 28.0 ppb (22) 0.19 ppb (2) 20.0 μg/m3 (18) 5.0 μg/m3 (21) 22.0
 
July 9, 2020, 9 a.m. 3.8 ppb (4) -3.6 ppb (0) -2.0 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 30.0 ppb (23) 0.19 ppb (2) 14.0 μg/m3 (13) 5.0 μg/m3 (21) 23.0
 
July 9, 2020, 8 a.m. 3.7 ppb (3) -3.6 ppb (0) -2.4 ppb (0) 1.0 ppb (1) N/A 1.0 ppb (1) 29.0 ppb (22) 0.18 ppb (2) 13.0 μg/m3 (12) 5.0 μg/m3 (21) 22.0
 
July 9, 2020, 7 a.m. 4.2 ppb (4) -3.6 ppb (0) -1.9 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 28.0 ppb (22) 0.19 ppb (2) 17.0 μg/m3 (15) 5.0 μg/m3 (21) 22.0
 
July 9, 2020, 6 a.m. 4.4 ppb (4) -3.6 ppb (0) -1.5 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 28.0 ppb (22) 0.19 ppb (2) 27.0 μg/m3 (25) 6.0 μg/m3 (25) 25.0
 
July 9, 2020, 5 a.m. 7.1 ppb (7) -3.6 ppb (0) 2.1 ppb (2) 6.0 ppb (6) N/A 1.0 ppb (1) 27.0 ppb (21) 0.2 ppb (2) 36.0 μg/m3 (33) 4.0 μg/m3 (17) 33.0
 
July 9, 2020, 4 a.m. 5.6 ppb (5) -3.6 ppb (0) 0.6 ppb (1) 4.0 ppb (4) N/A 1.0 ppb (1) 30.0 ppb (23) 0.19 ppb (2) 34.0 μg/m3 (31) 0.0 μg/m3 (0) 31.0
 
July 9, 2020, 3 a.m. 3.8 ppb (4) -3.5 ppb (0) -0.3 ppb (0) 3.0 ppb (3) N/A 1.0 ppb (1) 35.0 ppb (27) 0.17 ppb (2) 26.0 μg/m3 (24) 2.0 μg/m3 (8) 27.0
 
July 9, 2020, 2 a.m. 3.1 ppb (3) -3.5 ppb (0) -1.9 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 37.0 ppb (28) 0.17 ppb (2) 26.0 μg/m3 (24) 4.0 μg/m3 (17) 28.0
 
July 9, 2020, 1 a.m. 2.9 ppb (3) -3.5 ppb (0) -2.1 ppb (0) 1.0 ppb (1) N/A 1.0 ppb (1) 39.0 ppb (30) 0.17 ppb (2) 18.0 μg/m3 (16) 3.0 μg/m3 (12) 30.0
 
July 9, 2020, midnight 2.6 ppb (2) -3.5 ppb (0) -2.1 ppb (0) 1.0 ppb (1) N/A 1.0 ppb (1) 38.0 ppb (29) 0.17 ppb (2) 16.0 μg/m3 (15) 4.0 μg/m3 (17) 29.0
 
July 8, 2020, 11 p.m. 2.7 ppb (3) -3.6 ppb (0) -2.0 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 38.0 ppb (29) 0.17 ppb (2) 20.0 μg/m3 (18) 5.0 μg/m3 (21) 29.0
 
July 8, 2020, 10 p.m. 3.6 ppb (3) -3.3 ppb (0) -2.2 ppb (0) 1.0 ppb (1) N/A 1.0 ppb (1) 37.0 ppb (28) 0.17 ppb (2) 16.0 μg/m3 (15) 3.0 μg/m3 (12) 28.0
 
July 8, 2020, 9 p.m. 3.9 ppb (4) -3.4 ppb (0) -2.3 ppb (0) 1.0 ppb (1) N/A 1.0 ppb (1) 34.0 ppb (26) 0.16 ppb (2) 17.0 μg/m3 (15) 5.0 μg/m3 (21) 26.0
 
July 8, 2020, 8 p.m. 3.8 ppb (4) -3.4 ppb (0) -1.7 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 35.0 ppb (27) 0.17 ppb (2) 17.0 μg/m3 (15) 10.0 μg/m3 (42) 42.0
 
July 8, 2020, 7 p.m. 2.9 ppb (3) -3.3 ppb (0) -1.3 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 38.0 ppb (29) 0.18 ppb (2) 21.0 μg/m3 (19) 14.0 μg/m3 (54) 54.0
 
July 8, 2020, 6 p.m. 2.6 ppb (2) -3.3 ppb (0) -1.4 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 37.0 ppb (28) 0.19 ppb (2) 27.0 μg/m3 (25) 5.0 μg/m3 (21) 28.0
 
July 8, 2020, 5 p.m. 2.5 ppb (2) -3.4 ppb (0) -1.9 ppb (0) 1.0 ppb (1) N/A 1.0 ppb (1) 34.0 ppb (26) 0.18 ppb (2) 24.0 μg/m3 (22) 3.0 μg/m3 (12) 26.0
 
July 8, 2020, 4 p.m. 2.5 ppb (2) -3.4 ppb (0) -1.9 ppb (0) 1.0 ppb (1) N/A 1.0 ppb (1) 32.0 ppb (25) 0.18 ppb (2) 22.0 μg/m3 (20) 4.0 μg/m3 (17) 25.0
 
July 8, 2020, 3 p.m. 2.5 ppb (2) -3.3 ppb (0) -1.8 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 32.0 ppb (25) 0.18 ppb (2) 16.0 μg/m3 (15) 5.0 μg/m3 (21) 25.0
 
July 8, 2020, 2 p.m. 5.9 ppb (5) -2.8 ppb (0) -0.4 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 25.0 ppb (19) 0.19 ppb (2) 29.0 μg/m3 (26) 4.0 μg/m3 (17) 26.0
 
July 8, 2020, 1 p.m. 5.8 ppb (5) -3.2 ppb (0) -1.1 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 27.0 ppb (21) 0.19 ppb (2) 17.0 μg/m3 (15) -3.0 μg/m3 (0) 21.0
 
July 8, 2020, noon 4.9 ppb (5) -3.6 ppb (0) -1.9 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 26.0 ppb (20) 0.19 ppb (2) 29.0 μg/m3 (26) 3.0 μg/m3 (12) 26.0
 
July 8, 2020, 11 a.m. 4.8 ppb (4) -3.6 ppb (0) -1.9 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 26.0 ppb (20) 0.19 ppb (2) 43.0 μg/m3 (39) 7.0 μg/m3 (29) 39.0
 
July 8, 2020, 10 a.m. 5.2 ppb (5) -3.5 ppb (0) -1.6 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 23.0 ppb (18) 0.18 ppb (2) 44.0 μg/m3 (40) 9.0 μg/m3 (38) 40.0
 
July 8, 2020, 9 a.m. 6.6 ppb (6) -3.5 ppb (0) 0.0 ppb (0) 4.0 ppb (4) N/A 1.0 ppb (1) 20.0 ppb (15) 0.19 ppb (2) 18.0 μg/m3 (16) 3.0 μg/m3 (12) 16.0
 
July 8, 2020, 8 a.m. 6.6 ppb (6) -3.5 ppb (0) 1.1 ppb (1) 5.0 ppb (5) N/A 1.0 ppb (1) 22.0 ppb (17) 0.2 ppb (2) 22.0 μg/m3 (20) 4.0 μg/m3 (17) 20.0
 
July 8, 2020, 7 a.m. 7.1 ppb (7) -3.5 ppb (0) 2.5 ppb (2) 6.0 ppb (6) N/A 1.0 ppb (1) 23.0 ppb (18) 0.19 ppb (2) 20.0 μg/m3 (18) 7.0 μg/m3 (29) 29.0
 
July 8, 2020, 6 a.m. 5.0 ppb (5) -3.7 ppb (0) 0.5 ppb (0) 4.0 ppb (4) N/A 1.0 ppb (1) 26.0 ppb (20) 0.19 ppb (2) 19.0 μg/m3 (17) 4.0 μg/m3 (17) 20.0
 
July 8, 2020, 5 a.m. 3.6 ppb (3) -3.5 ppb (0) 0.0 ppb (0) 4.0 ppb (4) N/A 1.0 ppb (1) 29.0 ppb (22) 0.18 ppb (2) 22.0 μg/m3 (20) 2.0 μg/m3 (8) 22.0
 
July 8, 2020, 4 a.m. 3.2 ppb (3) -3.5 ppb (0) -0.3 ppb (0) 3.0 ppb (3) N/A 1.0 ppb (1) 30.0 ppb (23) 0.17 ppb (2) 17.0 μg/m3 (15) -3.0 μg/m3 (0) 23.0
 
July 8, 2020, 3 a.m. 2.9 ppb (3) -3.5 ppb (0) -0.6 ppb (0) 3.0 ppb (3) N/A 1.0 ppb (1) 32.0 ppb (25) 0.18 ppb (2) 16.0 μg/m3 (15) 0.0 μg/m3 (0) 25.0
 
July 8, 2020, 2 a.m. 3.1 ppb (3) -3.4 ppb (0) -0.6 ppb (0) 3.0 ppb (3) N/A 1.0 ppb (1) 35.0 ppb (27) 0.19 ppb (2) 36.0 μg/m3 (33) 2.0 μg/m3 (8) 33.0
 
July 8, 2020, 1 a.m. 4.3 ppb (4) -3.4 ppb (0) -0.8 ppb (0) 3.0 ppb (3) N/A 2.0 ppb (3) 33.0 ppb (25) 0.19 ppb (2) 21.0 μg/m3 (19) -4.0 μg/m3 (0) 25.0
 
July 8, 2020, midnight 4.5 ppb (4) -3.3 ppb (0) -1.6 ppb (0) 2.0 ppb (2) N/A 2.0 ppb (3) 33.0 ppb (25) 0.19 ppb (2) 10.0 μg/m3 (9) -1.0 μg/m3 (0) 25.0
 
July 7, 2020, 11 p.m. 3.8 ppb (4) -3.2 ppb (0) -1.2 ppb (0) 2.0 ppb (2) N/A 2.0 ppb (3) 35.0 ppb (27) 0.19 ppb (2) 12.0 μg/m3 (11) 3.0 μg/m3 (12) 27.0
 
July 7, 2020, 10 p.m. 2.8 ppb (3) -3.3 ppb (0) -1.1 ppb (0) 2.0 ppb (2) N/A 2.0 ppb (3) 38.0 ppb (29) 0.19 ppb (2) 16.0 μg/m3 (15) 4.0 μg/m3 (17) 29.0
 
July 7, 2020, 9 p.m. 3.7 ppb (3) -3.1 ppb (0) -1.3 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 33.0 ppb (25) 0.17 ppb (2) 11.0 μg/m3 (10) 7.0 μg/m3 (29) 29.0
 
July 7, 2020, 8 p.m. 3.0 ppb (3) -3.3 ppb (0) -1.8 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 33.0 ppb (25) 0.17 ppb (2) 14.0 μg/m3 (13) 0.0 μg/m3 (0) 25.0
 
July 7, 2020, 7 p.m. 3.4 ppb (3) -3.0 ppb (0) -0.6 ppb (0) 2.0 ppb (2) N/A 1.0 ppb (1) 33.0 ppb (25) 0.17 ppb (2) 15.0 μg/m3 (14) 1.0 μg/m3 (4) 25.0
 
July 7, 2020, 6 p.m. 4.1 ppb (4) -2.6 ppb (0) 1.0 ppb (1) 4.0 ppb (4) N/A 1.0 ppb (1) 33.0 ppb (25) 0.18 ppb (2) 16.0 μg/m3 (15) -3.0 μg/m3 (0) 25.0
 
July 7, 2020, 5 p.m. 5.9 ppb (5) -2.0 ppb (0) 2.4 ppb (2) 4.0 ppb (4) N/A 2.0 ppb (3) 30.0 ppb (23) 0.18 ppb (2) 20.0 μg/m3 (18) 15.0 μg/m3 (56) 56.0
 
July 7, 2020, 4 p.m. 10.5 ppb (10) 1.0 ppb (1) 7.9 ppb (7) 7.0 ppb (6) N/A 2.0 ppb (3) 29.0 ppb (22) 0.22 ppb (2) 30.0 μg/m3 (27) 14.0 μg/m3 (54) 54.0
 
July 7, 2020, 3 p.m. 16.5 ppb (15) 6.9 ppb (6) 14.3 ppb (13) 7.0 ppb (6) N/A 1.0 ppb (1) 22.0 ppb (17) 0.24 ppb (3) 30.0 μg/m3 (27) 4.0 μg/m3 (17) 27.0
 
July 7, 2020, 2 p.m. 19.9 ppb (18) 9.6 ppb (9) 17.9 ppb (17) 8.0 ppb (7) N/A 1.0 ppb (1) 15.0 ppb (12) 0.22 ppb (2) 22.0 μg/m3 (20) 1.0 μg/m3 (4) 20.0
 
July 7, 2020, 1 p.m. 16.7 ppb (15) 1.0 ppb (1) 12.8 ppb (12) 12.0 ppb (11) N/A 1.0 ppb (1) 17.0 ppb (13) 0.19 ppb (2) 22.0 μg/m3 (20) 2.0 μg/m3 (8) 20.0
 
July 7, 2020, noon 9.6 ppb (9) -3.4 ppb (0) 3.3 ppb (3) 7.0 ppb (6) N/A 1.0 ppb (1) 17.0 ppb (13) 0.19 ppb (2) 18.0 μg/m3 (16) -2.0 μg/m3 (0) 16.0
 
July 7, 2020, 11 a.m. 8.8 ppb (8) -3.4 ppb (0) 3.8 ppb (4) 7.0 ppb (6) N/A 1.0 ppb (1) 20.0 ppb (15) 0.17 ppb (2) 9.0 μg/m3 (8) 1.0 μg/m3 (4) 15.0