AQSQID: 320310016

Site Name: Reno

Location: Reno (State St), NV

Reporting: True, Located: True

Current AQI: 32.0

Reno (State St) NV, US: 39.525082, -119.807716

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 20, 2019, 8 a.m. 9.3 ppb (9) 0.5 ppb (0) 8.0 ppb (7) 9.0 ppb (8) 7.7 ppb (7) 0.0 ppb (0) 41.0 ppb (32) 0.13 ppb (1) 25.0 μg/m3 (23) 0.0 μg/m3 (0) 32.0
 
July 20, 2019, 7 a.m. 5.1 ppb (5) 0.2 ppb (0) 4.7 ppb (4) 5.0 ppb (5) 4.6 ppb (4) 0.0 ppb (0) 45.0 ppb (35) 0.12 ppb (1) 14.0 μg/m3 (13) 0.0 μg/m3 (0) 35.0
 
July 20, 2019, 6 a.m. 6.1 ppb (6) 0.8 ppb (1) 5.5 ppb (5) 5.0 ppb (5) 5.0 ppb (5) 0.0 ppb (0) 46.0 ppb (35) 0.14 ppb (2) 13.0 μg/m3 (12) -1.0 μg/m3 (0) 35.0
 
July 20, 2019, 5 a.m. 6.1 ppb (6) 0.6 ppb (1) 5.5 ppb (5) 6.0 ppb (6) 5.0 ppb (5) 0.0 ppb (0) 46.0 ppb (35) 0.13 ppb (1) 15.0 μg/m3 (14) -1.0 μg/m3 (0) 35.0
 
July 20, 2019, 4 a.m. 6.2 ppb (6) 0.4 ppb (0) 5.9 ppb (5) 6.0 ppb (6) 5.5 ppb (5) 0.0 ppb (0) 43.0 ppb (33) 0.14 ppb (2) 19.0 μg/m3 (17) 1.0 μg/m3 (4) 33.0
 
July 20, 2019, 3 a.m. 5.1 ppb (5) 0.7 ppb (1) 4.6 ppb (4) 4.0 ppb (4) 4.2 ppb (4) 0.0 ppb (0) 44.0 ppb (34) 0.11 ppb (1) 20.0 μg/m3 (18) 2.0 μg/m3 (8) 34.0
 
July 20, 2019, 2 a.m. 5.1 ppb (5) 0.7 ppb (1) 4.5 ppb (4) 5.0 ppb (5) 4.1 ppb (4) 0.0 ppb (0) 48.0 ppb (37) 0.12 ppb (1) 21.0 μg/m3 (19) 2.0 μg/m3 (8) 37.0
 
July 20, 2019, 1 a.m. 4.7 ppb (4) 0.8 ppb (1) 4.2 ppb (4) 4.0 ppb (4) 3.6 ppb (3) 0.0 ppb (0) 49.0 ppb (38) 0.11 ppb (1) 25.0 μg/m3 (23) 3.0 μg/m3 (12) 38.0
 
July 20, 2019, midnight 6.0 ppb (6) 1.4 ppb (1) 5.4 ppb (5) 5.0 ppb (5) 4.4 ppb (4) 0.0 ppb (0) 49.0 ppb (38) 0.12 ppb (1) 27.0 μg/m3 (25) 6.0 μg/m3 (25) 38.0
 
July 19, 2019, 11 p.m. 7.0 ppb (6) 1.8 ppb (2) 6.4 ppb (6) 5.0 ppb (5) 4.9 ppb (5) 0.0 ppb (0) 51.0 ppb (39) 0.11 ppb (1) 31.0 μg/m3 (28) 6.0 μg/m3 (25) 39.0
 
July 19, 2019, 10 p.m. 3.9 ppb (4) 0.8 ppb (1) 3.8 ppb (4) 3.0 ppb (3) 3.2 ppb (3) 0.0 ppb (0) 53.0 ppb (41) 0.11 ppb (1) 21.0 μg/m3 (19) 5.0 μg/m3 (21) 41.0
 
July 19, 2019, 9 p.m. 3.3 ppb (3) 0.5 ppb (0) 3.4 ppb (3) 3.0 ppb (3) 3.0 ppb (3) 0.0 ppb (0) 62.0 ppb (48) 0.11 ppb (1) 26.0 μg/m3 (24) 7.0 μg/m3 (29) 48.0
 
July 19, 2019, 8 p.m. 4.8 ppb (4) 0.6 ppb (1) 5.0 ppb (5) 4.0 ppb (4) 4.6 ppb (4) 0.0 ppb (0) 73.0 ppb (57) 0.13 ppb (1) 27.0 μg/m3 (25) 5.0 μg/m3 (21) 57.0
 
July 19, 2019, 7 p.m. 5.1 ppb (5) 0.6 ppb (1) 5.7 ppb (5) 5.0 ppb (5) 5.0 ppb (5) 0.0 ppb (0) 73.0 ppb (57) 0.14 ppb (2) 25.0 μg/m3 (23) 7.0 μg/m3 (29) 57.0
 
July 19, 2019, 6 p.m. 4.3 ppb (4) 0.6 ppb (1) 4.1 ppb (4) 4.0 ppb (4) 3.7 ppb (3) 0.0 ppb (0) 65.0 ppb (50) 0.13 ppb (1) 24.0 μg/m3 (22) 11.0 μg/m3 (46) 50.0
 
July 19, 2019, 5 p.m. 6.2 ppb (6) 1.0 ppb (1) 6.2 ppb (6) 5.0 ppb (5) 5.4 ppb (5) 0.0 ppb (0) 62.0 ppb (48) 0.14 ppb (2) 31.0 μg/m3 (28) 16.0 μg/m3 (59) 59.0
 
July 19, 2019, 4 p.m. 9.8 ppb (9) 1.5 ppb (1) 9.6 ppb (9) 8.0 ppb (7) 8.3 ppb (8) 0.0 ppb (0) 61.0 ppb (47) 0.18 ppb (2) 47.0 μg/m3 (43) 20.0 μg/m3 (67) 67.0
 
July 19, 2019, 3 p.m. 10.4 ppb (10) 1.7 ppb (2) 10.0 ppb (9) 9.0 ppb (8) 8.5 ppb (8) 0.0 ppb (0) 52.0 ppb (40) 0.18 ppb (2) 31.0 μg/m3 (28) 9.0 μg/m3 (38) 40.0
 
July 19, 2019, 2 p.m. 14.8 ppb (14) 2.8 ppb (3) 14.0 ppb (13) 12.0 ppb (11) 11.7 ppb (11) 0.0 ppb (0) 39.0 ppb (30) 0.2 ppb (2) 29.0 μg/m3 (26) 6.0 μg/m3 (25) 30.0
 
July 19, 2019, 1 p.m. 17.1 ppb (16) 1.8 ppb (2) 16.1 ppb (15) 15.0 ppb (14) 14.8 ppb (14) 0.0 ppb (0) 29.0 ppb (22) 0.22 ppb (2) 24.0 μg/m3 (22) -3.0 μg/m3 (0) 22.0
 
July 19, 2019, noon 9.2 ppb (9) 0.4 ppb (0) 9.0 ppb (8) 9.0 ppb (8) 8.9 ppb (8) 0.0 ppb (0) 37.0 ppb (28) 0.17 ppb (2) 13.0 μg/m3 (12) -2.0 μg/m3 (0) 28.0
 
July 19, 2019, 11 a.m. 8.0 ppb (7) 0.6 ppb (1) 7.0 ppb (6) 7.0 ppb (6) 7.0 ppb (6) 0.0 ppb (0) 39.0 ppb (30) 0.13 ppb (1) 12.0 μg/m3 (11) -1.0 μg/m3 (0) 30.0
 
July 19, 2019, 10 a.m. 6.6 ppb (6) 0.2 ppb (0) 6.6 ppb (6) 6.0 ppb (6) 6.5 ppb (6) 0.0 ppb (0) 44.0 ppb (34) 0.15 ppb (2) 8.0 μg/m3 (7) 0.0 μg/m3 (0) 34.0
 
July 19, 2019, 9 a.m. 3.2 ppb (3) 0.0 ppb (0) 3.1 ppb (3) 3.0 ppb (3) 3.1 ppb (3) 0.0 ppb (0) 49.0 ppb (38) 0.09 ppb (1) 13.0 μg/m3 (12) -3.0 μg/m3 (0) 38.0
 
July 19, 2019, 8 a.m. 2.9 ppb (3) 0.0 ppb (0) 3.0 ppb (3) 3.0 ppb (3) 3.0 ppb (3) 0.0 ppb (0) 55.0 ppb (42) 0.1 ppb (1) 22.0 μg/m3 (20) 1.0 μg/m3 (4) 42.0
 
July 19, 2019, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 57.0 ppb (44) 0.1 ppb (1) 17.0 μg/m3 (15) 1.0 μg/m3 (4) 44.0
 
July 19, 2019, 6 a.m. 3.4 ppb (3) 0.1 ppb (0) 3.0 ppb (3) 3.0 ppb (3) 3.0 ppb (3) 1.0 ppb (1) 61.0 ppb (47) 0.1 ppb (1) 15.0 μg/m3 (14) 2.0 μg/m3 (8) 47.0
 
July 19, 2019, 5 a.m. 3.6 ppb (3) 0.2 ppb (0) 3.3 ppb (3) 3.0 ppb (3) 3.1 ppb (3) 0.0 ppb (0) 62.0 ppb (48) 0.11 ppb (1) 16.0 μg/m3 (15) 3.0 μg/m3 (12) 48.0
 
July 19, 2019, 4 a.m. 4.4 ppb (4) 0.5 ppb (0) 3.8 ppb (4) 4.0 ppb (4) 3.6 ppb (3) 0.0 ppb (0) 57.0 ppb (44) 0.13 ppb (1) 17.0 μg/m3 (15) 2.0 μg/m3 (8) 44.0
 
July 19, 2019, 3 a.m. 6.1 ppb (6) 1.1 ppb (1) 4.8 ppb (4) 5.0 ppb (5) 4.3 ppb (4) 0.0 ppb (0) 56.0 ppb (43) 0.14 ppb (2) 15.0 μg/m3 (14) 4.0 μg/m3 (17) 43.0
 
July 19, 2019, 2 a.m. 4.0 ppb (4) 0.5 ppb (0) 3.4 ppb (3) 4.0 ppb (4) 3.2 ppb (3) 0.0 ppb (0) 57.0 ppb (44) 0.13 ppb (1) 22.0 μg/m3 (20) 1.0 μg/m3 (4) 44.0
 
July 19, 2019, 1 a.m. 4.1 ppb (4) 0.7 ppb (1) 3.6 ppb (3) 3.0 ppb (3) 3.0 ppb (3) 0.0 ppb (0) 57.0 ppb (44) 0.13 ppb (1) 25.0 μg/m3 (23) 0.0 μg/m3 (0) 44.0
 
July 19, 2019, midnight 4.5 ppb (4) 1.1 ppb (1) 4.0 ppb (4) 4.0 ppb (4) 3.1 ppb (3) 0.0 ppb (0) 58.0 ppb (45) 0.14 ppb (2) 18.0 μg/m3 (16) 1.0 μg/m3 (4) 45.0
 
July 18, 2019, 11 p.m. 4.4 ppb (4) 0.8 ppb (1) 4.0 ppb (4) 4.0 ppb (4) 3.4 ppb (3) 0.0 ppb (0) 60.0 ppb (46) 0.15 ppb (2) 24.0 μg/m3 (22) 2.0 μg/m3 (8) 46.0
 
July 18, 2019, 10 p.m. 4.9 ppb (5) 1.0 ppb (1) 4.5 ppb (4) 4.0 ppb (4) 3.7 ppb (3) 0.0 ppb (0) 60.0 ppb (46) 0.16 ppb (2) 24.0 μg/m3 (22) 3.0 μg/m3 (12) 46.0
 
July 18, 2019, 9 p.m. 4.6 ppb (4) 1.0 ppb (1) 4.3 ppb (4) 4.0 ppb (4) 3.5 ppb (3) 0.0 ppb (0) 59.0 ppb (45) 0.15 ppb (2) 18.0 μg/m3 (16) 2.0 μg/m3 (8) 45.0
 
July 18, 2019, 8 p.m. 4.1 ppb (4) 0.8 ppb (1) 4.3 ppb (4) 3.0 ppb (3) 3.6 ppb (3) 0.0 ppb (0) 57.0 ppb (44) 0.12 ppb (1) 18.0 μg/m3 (16) 1.0 μg/m3 (4) 44.0
 
July 18, 2019, 7 p.m. 4.0 ppb (4) 0.7 ppb (1) 3.8 ppb (4) 3.0 ppb (3) 3.4 ppb (3) -1.0 ppb (0) 56.0 ppb (43) 0.12 ppb (1) 14.0 μg/m3 (13) 5.0 μg/m3 (21) 43.0
 
July 18, 2019, 6 p.m. 5.3 ppb (5) 0.9 ppb (1) 5.6 ppb (5) 4.0 ppb (4) 4.6 ppb (4) -1.0 ppb (0) 55.0 ppb (42) 0.13 ppb (1) 21.0 μg/m3 (19) 9.0 μg/m3 (38) 42.0
 
July 18, 2019, 5 p.m. 12.1 ppb (11) 2.8 ppb (3) 12.5 ppb (12) 9.0 ppb (8) 9.7 ppb (9) 0.0 ppb (0) 47.0 ppb (36) 0.17 ppb (2) 32.0 μg/m3 (29) 19.0 μg/m3 (65) 65.0
 
July 18, 2019, 4 p.m. 15.7 ppb (15) 3.9 ppb (4) 15.5 ppb (14) 12.0 ppb (11) 11.9 ppb (11) 0.0 ppb (0) 42.0 ppb (32) 0.2 ppb (2) 37.0 μg/m3 (34) 15.0 μg/m3 (56) 56.0
 
July 18, 2019, 3 p.m. 49.1 ppb (45) 20.5 ppb (19) 48.3 ppb (45) 29.0 ppb (27) 28.4 ppb (26) 1.0 ppb (1) 20.0 ppb (15) 0.42 ppb (5) 60.0 μg/m3 (52) 12.0 μg/m3 (50) 52.0
 
July 18, 2019, 2 p.m. 56.7 ppb (53) 27.8 ppb (26) 55.6 ppb (52) 29.0 ppb (27) 28.7 ppb (27) 1.0 ppb (1) 10.0 ppb (8) 0.51 ppb (6) 54.0 μg/m3 (49) 5.0 μg/m3 (21) 53.0
 
July 18, 2019, 1 p.m. 34.4 ppb (32) 10.1 ppb (9) 33.5 ppb (31) 24.0 ppb (22) 24.2 ppb (22) 0.0 ppb (0) 7.0 ppb (5) 0.33 ppb (4) 25.0 μg/m3 (23) -1.0 μg/m3 (0) 32.0
 
July 18, 2019, noon 21.5 ppb (20) 1.9 ppb (2) 21.6 ppb (20) 20.0 ppb (19) 20.0 ppb (19) 0.0 ppb (0) 10.0 ppb (8) 0.21 ppb (2) 21.0 μg/m3 (19) -1.0 μg/m3 (0) 20.0
 
July 18, 2019, 11 a.m. 18.1 ppb (17) 1.5 ppb (1) 17.1 ppb (16) 17.0 ppb (16) 16.7 ppb (15) 0.0 ppb (0) 13.0 ppb (10) 0.28 ppb (3) 14.0 μg/m3 (13) 0.0 μg/m3 (0) 17.0
 
July 18, 2019, 10 a.m. 15.1 ppb (14) 0.4 ppb (0) 14.6 ppb (14) 15.0 ppb (14) 14.6 ppb (14) 0.0 ppb (0) 19.0 ppb (15) 0.18 ppb (2) 12.0 μg/m3 (11) 1.0 μg/m3 (4) 15.0
 
July 18, 2019, 9 a.m. 7.2 ppb (7) 0.2 ppb (0) 6.6 ppb (6) 7.0 ppb (6) 6.6 ppb (6) 0.0 ppb (0) 29.0 ppb (22) 0.13 ppb (1) 10.0 μg/m3 (9) 0.0 μg/m3 (0) 22.0
 
July 18, 2019, 8 a.m. 4.1 ppb (4) 0.1 ppb (0) 3.6 ppb (3) 4.0 ppb (4) 3.6 ppb (3) 0.0 ppb (0) 38.0 ppb (29) 0.09 ppb (1) 26.0 μg/m3 (24) -4.0 μg/m3 (0) 29.0
 
July 18, 2019, 7 a.m. 4.1 ppb (4) 0.1 ppb (0) 3.7 ppb (3) 4.0 ppb (4) 3.6 ppb (3) 0.0 ppb (0) 40.0 ppb (31) 0.09 ppb (1) 16.0 μg/m3 (15) -2.0 μg/m3 (0) 31.0
 
July 18, 2019, 6 a.m. 4.2 ppb (4) 0.2 ppb (0) 3.6 ppb (3) 4.0 ppb (4) 3.5 ppb (3) 0.0 ppb (0) 42.0 ppb (32) 0.1 ppb (1) 9.0 μg/m3 (8) 1.0 μg/m3 (4) 32.0
 
July 18, 2019, 5 a.m. 4.3 ppb (4) 0.4 ppb (0) 3.8 ppb (4) 4.0 ppb (4) 3.5 ppb (3) 0.0 ppb (0) 43.0 ppb (33) 0.12 ppb (1) 7.0 μg/m3 (6) -1.0 μg/m3 (0) 33.0
 
July 18, 2019, 4 a.m. 4.6 ppb (4) 0.3 ppb (0) 4.1 ppb (4) 4.0 ppb (4) 3.9 ppb (4) 0.0 ppb (0) 45.0 ppb (35) 0.11 ppb (1) 11.0 μg/m3 (10) 2.0 μg/m3 (8) 35.0
 
July 18, 2019, 3 a.m. 4.1 ppb (4) 0.5 ppb (0) 3.6 ppb (3) 4.0 ppb (4) 3.3 ppb (3) 0.0 ppb (0) 45.0 ppb (35) 0.11 ppb (1) 20.0 μg/m3 (18) 3.0 μg/m3 (12) 35.0
 
July 18, 2019, 2 a.m. 4.6 ppb (4) 0.8 ppb (1) 3.9 ppb (4) 4.0 ppb (4) 3.5 ppb (3) 0.0 ppb (0) 46.0 ppb (35) 0.1 ppb (1) 25.0 μg/m3 (23) 1.0 μg/m3 (4) 35.0
 
July 18, 2019, 1 a.m. 4.3 ppb (4) 0.8 ppb (1) 3.6 ppb (3) 4.0 ppb (4) 3.0 ppb (3) 0.0 ppb (0) 48.0 ppb (37) 0.1 ppb (1) 20.0 μg/m3 (18) 2.0 μg/m3 (8) 37.0
 
July 18, 2019, midnight 4.2 ppb (4) 0.9 ppb (1) 3.7 ppb (3) 4.0 ppb (4) 3.0 ppb (3) 0.0 ppb (0) 47.0 ppb (36) 0.11 ppb (1) 19.0 μg/m3 (17) 3.0 μg/m3 (12) 36.0
 
July 17, 2019, 11 p.m. 5.3 ppb (5) 1.3 ppb (1) 4.1 ppb (4) 4.0 ppb (4) 3.3 ppb (3) 0.0 ppb (0) 47.0 ppb (36) 0.1 ppb (1) 11.0 μg/m3 (10) 2.0 μg/m3 (8) 36.0
 
July 17, 2019, 10 p.m. 3.7 ppb (3) 0.6 ppb (1) 3.4 ppb (3) 3.0 ppb (3) 3.1 ppb (3) 0.0 ppb (0) 55.0 ppb (42) 0.1 ppb (1) 14.0 μg/m3 (13) 2.0 μg/m3 (8) 42.0
 
July 17, 2019, 9 p.m. 4.2 ppb (4) 0.9 ppb (1) 3.8 ppb (4) 3.0 ppb (3) 3.3 ppb (3) 0.0 ppb (0) 55.0 ppb (42) 0.13 ppb (1) 18.0 μg/m3 (16) 3.0 μg/m3 (12) 42.0
 
July 17, 2019, 8 p.m. 4.2 ppb (4) 0.6 ppb (1) 4.2 ppb (4) 4.0 ppb (4) 3.8 ppb (4) 0.0 ppb (0) 57.0 ppb (44) 0.1 ppb (1) 14.0 μg/m3 (13) 6.0 μg/m3 (25) 44.0
 
July 17, 2019, 7 p.m. 5.6 ppb (5) 1.0 ppb (1) 5.5 ppb (5) 5.0 ppb (5) 4.9 ppb (5) 0.0 ppb (0) 60.0 ppb (46) 0.12 ppb (1) 25.0 μg/m3 (23) 8.0 μg/m3 (33) 46.0
 
July 17, 2019, 6 p.m. 7.2 ppb (7) 1.2 ppb (1) 7.2 ppb (7) 6.0 ppb (6) 6.2 ppb (6) 0.0 ppb (0) 57.0 ppb (44) 0.13 ppb (1) 36.0 μg/m3 (33) 14.0 μg/m3 (54) 54.0
 
July 17, 2019, 5 p.m. 11.7 ppb (11) 2.5 ppb (2) 11.6 ppb (11) 9.0 ppb (8) 9.4 ppb (9) 0.0 ppb (0) 50.0 ppb (38) 0.18 ppb (2) 38.0 μg/m3 (35) 13.0 μg/m3 (52) 52.0
 
July 17, 2019, 4 p.m. 10.2 ppb (9) 2.3 ppb (2) 9.6 ppb (9) 8.0 ppb (7) 7.6 ppb (7) 0.0 ppb (0) 43.0 ppb (33) 0.15 ppb (2) 38.0 μg/m3 (35) 17.0 μg/m3 (61) 61.0
 
July 17, 2019, 3 p.m. 11.3 ppb (10) 3.1 ppb (3) 10.5 ppb (10) 8.0 ppb (7) 7.7 ppb (7) 0.0 ppb (0) 32.0 ppb (25) 0.15 ppb (2) 19.0 μg/m3 (17) 8.0 μg/m3 (33) 33.0
 
July 17, 2019, 2 p.m. 13.5 ppb (12) 4.0 ppb (4) 12.8 ppb (12) 10.0 ppb (9) 9.1 ppb (8) 0.0 ppb (0) 22.0 ppb (17) 0.15 ppb (2) 17.0 μg/m3 (15) 1.0 μg/m3 (4) 17.0
 
July 17, 2019, 1 p.m. 11.8 ppb (11) 2.2 ppb (2) 10.8 ppb (10) 10.0 ppb (9) 9.3 ppb (9) 0.0 ppb (0) 19.0 ppb (15) 0.13 ppb (1) 8.0 μg/m3 (7) -6.0 μg/m3 (0) 15.0
 
July 17, 2019, noon 9.1 ppb (8) 0.8 ppb (1) 8.4 ppb (8) 8.0 ppb (7) 8.0 ppb (7) 0.0 ppb (0) 21.0 ppb (16) 0.1 ppb (1) 8.0 μg/m3 (7) -6.0 μg/m3 (0) 16.0
 
July 17, 2019, 11 a.m. 9.6 ppb (9) 0.7 ppb (1) 8.8 ppb (8) 9.0 ppb (8) 8.5 ppb (8) 0.0 ppb (0) 22.0 ppb (17) 0.08 ppb (1) 8.0 μg/m3 (7) -4.0 μg/m3 (0) 17.0
 
July 17, 2019, 10 a.m. 7.1 ppb (7) 0.3 ppb (0) 6.9 ppb (6) 7.0 ppb (6) 6.8 ppb (6) 0.0 ppb (0) 27.0 ppb (21) 0.07 ppb (1) 3.0 μg/m3 (3) -4.0 μg/m3 (0) 21.0
 
July 17, 2019, 9 a.m. 7.9 ppb (7) 0.3 ppb (0) 7.3 ppb (7) 8.0 ppb (7) 7.1 ppb (7) 0.0 ppb (0) 27.0 ppb (21) 0.07 ppb (1) 7.0 μg/m3 (6) -2.0 μg/m3 (0) 21.0
 
July 17, 2019, 8 a.m. 8.0 ppb (7) 0.5 ppb (0) 7.7 ppb (7) 8.0 ppb (7) 7.4 ppb (7) 0.0 ppb (0) 26.0 ppb (20) 0.1 ppb (1) 16.0 μg/m3 (15) -2.0 μg/m3 (0) 20.0
 
July 17, 2019, 7 a.m. 7.0 ppb (6) 0.4 ppb (0) 5.7 ppb (5) 7.0 ppb (6) 5.7 ppb (5) 0.0 ppb (0) 29.0 ppb (22) 0.09 ppb (1) 7.0 μg/m3 (6) -3.0 μg/m3 (0) 22.0
 
July 17, 2019, 6 a.m. 4.8 ppb (4) 0.4 ppb (0) 4.2 ppb (4) 5.0 ppb (5) 3.9 ppb (4) 0.0 ppb (0) 32.0 ppb (25) 0.08 ppb (1) 6.0 μg/m3 (5) -2.0 μg/m3 (0) 25.0
 
July 17, 2019, 5 a.m. 4.3 ppb (4) 0.4 ppb (0) 3.8 ppb (4) 4.0 ppb (4) 3.5 ppb (3) 0.0 ppb (0) 32.0 ppb (25) 0.08 ppb (1) 6.0 μg/m3 (5) -3.0 μg/m3 (0) 25.0
 
July 17, 2019, 4 a.m. 5.3 ppb (5) 0.5 ppb (0) 4.6 ppb (4) 5.0 ppb (5) 4.3 ppb (4) 0.0 ppb (0) 33.0 ppb (25) 0.09 ppb (1) 8.0 μg/m3 (7) -4.0 μg/m3 (0) 25.0
 
July 17, 2019, 3 a.m. 5.4 ppb (5) 0.7 ppb (1) 4.6 ppb (4) 5.0 ppb (5) 4.2 ppb (4) 0.0 ppb (0) 37.0 ppb (28) 0.08 ppb (1) 16.0 μg/m3 (15) -2.0 μg/m3 (0) 28.0
 
July 17, 2019, 2 a.m. 4.4 ppb (4) 0.7 ppb (1) 3.8 ppb (4) 4.0 ppb (4) 3.2 ppb (3) 0.0 ppb (0) 39.0 ppb (30) 0.08 ppb (1) 15.0 μg/m3 (14) -2.0 μg/m3 (0) 30.0
 
July 17, 2019, 1 a.m. 4.8 ppb (4) 1.9 ppb (2) 3.4 ppb (3) 3.0 ppb (3) 2.6 ppb (2) 0.0 ppb (0) 42.0 ppb (32) 0.08 ppb (1) 9.0 μg/m3 (8) -2.0 μg/m3 (0) 32.0
 
July 17, 2019, midnight 4.1 ppb (4) 1.1 ppb (1) 3.5 ppb (3) 3.0 ppb (3) 2.7 ppb (3) 0.0 ppb (0) 41.0 ppb (32) 0.09 ppb (1) 13.0 μg/m3 (12) 0.0 μg/m3 (0) 32.0
 
July 16, 2019, 11 p.m. 4.7 ppb (4) 1.5 ppb (1) 4.0 ppb (4) 3.0 ppb (3) 2.9 ppb (3) 0.0 ppb (0) 41.0 ppb (32) 0.08 ppb (1) 17.0 μg/m3 (15) 1.0 μg/m3 (4) 32.0
 
July 16, 2019, 10 p.m. 3.8 ppb (4) 0.9 ppb (1) 3.5 ppb (3) 3.0 ppb (3) 2.8 ppb (3) 0.0 ppb (0) 46.0 ppb (35) 0.09 ppb (1) 16.0 μg/m3 (15) 1.0 μg/m3 (4) 35.0
 
July 16, 2019, 9 p.m. 4.8 ppb (4) 1.1 ppb (1) 4.5 ppb (4) 4.0 ppb (4) 3.5 ppb (3) 0.0 ppb (0) 48.0 ppb (37) 0.09 ppb (1) 17.0 μg/m3 (15) -1.0 μg/m3 (0) 37.0
 
July 16, 2019, 8 p.m. 5.8 ppb (5) 1.3 ppb (1) 5.6 ppb (5) 5.0 ppb (5) 4.5 ppb (4) 0.0 ppb (0) 44.0 ppb (34) 0.1 ppb (1) 20.0 μg/m3 (18) 3.0 μg/m3 (12) 34.0
 
July 16, 2019, 7 p.m. 5.7 ppb (5) 1.2 ppb (1) 5.6 ppb (5) 5.0 ppb (5) 4.5 ppb (4) 0.0 ppb (0) 44.0 ppb (34) 0.1 ppb (1) 18.0 μg/m3 (16) 8.0 μg/m3 (33) 34.0
 
July 16, 2019, 6 p.m. 7.4 ppb (7) 1.5 ppb (1) 6.7 ppb (6) 6.0 ppb (6) 5.5 ppb (5) 0.0 ppb (0) 42.0 ppb (32) 0.1 ppb (1) 12.0 μg/m3 (11) 12.0 μg/m3 (50) 50.0
 
July 16, 2019, 5 p.m. 13.2 ppb (12) 2.8 ppb (3) 12.8 ppb (12) 11.0 ppb (10) 10.2 ppb (9) 0.0 ppb (0) 43.0 ppb (33) 0.14 ppb (2) 33.0 μg/m3 (30) 16.0 μg/m3 (59) 59.0
 
July 16, 2019, 4 p.m. 8.0 ppb (7) 1.8 ppb (2) 7.3 ppb (7) 6.0 ppb (6) 5.6 ppb (5) 0.0 ppb (0) 42.0 ppb (32) 0.11 ppb (1) 34.0 μg/m3 (31) 14.0 μg/m3 (54) 54.0
 
July 16, 2019, 3 p.m. 13.3 ppb (12) 4.1 ppb (4) 12.3 ppb (11) 9.0 ppb (8) 8.5 ppb (8) 0.0 ppb (0) 30.0 ppb (23) 0.15 ppb (2) 22.0 μg/m3 (20) 3.0 μg/m3 (12) 23.0
 
July 16, 2019, 2 p.m. 14.5 ppb (13) 4.6 ppb (4) 13.3 ppb (12) 10.0 ppb (9) 9.4 ppb (9) 0.0 ppb (0) 23.0 ppb (18) 0.15 ppb (2) 17.0 μg/m3 (15) -2.0 μg/m3 (0) 18.0
 
July 16, 2019, 1 p.m. 14.8 ppb (14) 5.1 ppb (5) 12.4 ppb (11) 10.0 ppb (9) 8.8 ppb (8) 0.0 ppb (0) 20.0 ppb (15) 0.14 ppb (2) 12.0 μg/m3 (11) -5.0 μg/m3 (0) 15.0
 
July 16, 2019, noon 6.9 ppb (6) 0.5 ppb (0) 6.4 ppb (6) 6.0 ppb (6) 6.1 ppb (6) 0.0 ppb (0) 24.0 ppb (18) 0.11 ppb (1) -1.0 μg/m3 (0) -7.0 μg/m3 (0) 18.0
 
July 16, 2019, 11 a.m. 5.4 ppb (5) 0.3 ppb (0) 4.9 ppb (5) 5.0 ppb (5) 4.8 ppb (4) 0.0 ppb (0) 26.0 ppb (20) 0.06 ppb (1) 0.0 μg/m3 (0) -4.0 μg/m3 (0) 20.0
 
July 16, 2019, 10 a.m. 4.9 ppb (5) 0.3 ppb (0) 4.6 ppb (4) 5.0 ppb (5) 4.4 ppb (4) 0.0 ppb (0) 30.0 ppb (23) 0.08 ppb (1) 2.0 μg/m3 (2) -2.0 μg/m3 (0) 23.0
 
July 16, 2019, 9 a.m. 4.7 ppb (4) 0.3 ppb (0) 4.2 ppb (4) 5.0 ppb (5) 4.1 ppb (4) 0.0 ppb (0) 36.0 ppb (28) 0.07 ppb (1) 8.0 μg/m3 (7) -1.0 μg/m3 (0) 28.0
 
July 16, 2019, 8 a.m. 3.9 ppb (4) 0.2 ppb (0) 3.7 ppb (3) 4.0 ppb (4) 3.6 ppb (3) 0.0 ppb (0) 40.0 ppb (31) 0.09 ppb (1) 22.0 μg/m3 (20) -2.0 μg/m3 (0) 31.0
 
July 16, 2019, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (30) 0.07 ppb (1) 8.0 μg/m3 (7) -2.0 μg/m3 (0) 30.0
 
July 16, 2019, 6 a.m. 3.9 ppb (4) 0.2 ppb (0) 3.4 ppb (3) 4.0 ppb (4) 3.3 ppb (3) 0.0 ppb (0) 42.0 ppb (32) 0.07 ppb (1) 7.0 μg/m3 (6) -3.0 μg/m3 (0) 32.0
 
July 16, 2019, 5 a.m. 6.1 ppb (6) 0.4 ppb (0) 5.6 ppb (5) 6.0 ppb (6) 5.4 ppb (5) 0.0 ppb (0) 38.0 ppb (29) 0.1 ppb (1) 6.0 μg/m3 (5) -2.0 μg/m3 (0) 29.0
 
July 16, 2019, 4 a.m. 5.0 ppb (5) 0.6 ppb (1) 4.2 ppb (4) 4.0 ppb (4) 3.8 ppb (4) 0.0 ppb (0) 37.0 ppb (28) 0.07 ppb (1) 6.0 μg/m3 (5) -2.0 μg/m3 (0) 28.0
 
July 16, 2019, 3 a.m. 4.4 ppb (4) 0.4 ppb (0) 3.8 ppb (4) 4.0 ppb (4) 3.5 ppb (3) 0.0 ppb (0) 38.0 ppb (29) 0.08 ppb (1) 5.0 μg/m3 (5) 0.0 μg/m3 (0) 29.0
 
July 16, 2019, 2 a.m. 3.9 ppb (4) 0.7 ppb (1) 3.4 ppb (3) 3.0 ppb (3) 2.9 ppb (3) 0.0 ppb (0) 40.0 ppb (31) 0.07 ppb (1) 15.0 μg/m3 (14) 3.0 μg/m3 (12) 31.0
 
July 16, 2019, 1 a.m. 4.0 ppb (4) 0.9 ppb (1) 3.6 ppb (3) 3.0 ppb (3) 2.8 ppb (3) 0.0 ppb (0) 40.0 ppb (31) 0.07 ppb (1) 14.0 μg/m3 (13) 0.0 μg/m3 (0) 31.0
 
July 16, 2019, midnight 3.7 ppb (3) 1.0 ppb (1) 3.2 ppb (3) 3.0 ppb (3) 2.4 ppb (2) 0.0 ppb (0) 39.0 ppb (30) 0.07 ppb (1) 10.0 μg/m3 (9) -2.0 μg/m3 (0) 30.0
 
July 15, 2019, 11 p.m. 2.7 ppb (3) 0.6 ppb (1) 2.9 ppb (3) 2.0 ppb (2) 2.1 ppb (2) 0.0 ppb (0) 38.0 ppb (29) 0.06 ppb (1) 13.0 μg/m3 (12) -4.0 μg/m3 (0) 29.0
 
July 15, 2019, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (30) 0.05 ppb (1) 15.0 μg/m3 (14) -3.0 μg/m3 (0) 30.0
 
July 15, 2019, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (32) 0.05 ppb (1) 18.0 μg/m3 (16) 2.0 μg/m3 (8) 32.0
 
July 15, 2019, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (33) 0.07 ppb (1) 13.0 μg/m3 (12) 5.0 μg/m3 (21) 33.0
 
July 15, 2019, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 54.0 ppb (42) 0.1 ppb (1) 11.0 μg/m3 (10) 3.0 μg/m3 (12) 42.0
 
July 15, 2019, 6 p.m. 4.4 ppb (4) 0.8 ppb (1) 4.5 ppb (4) 4.0 ppb (4) 3.7 ppb (3) N/A N/A N/A 19.0 μg/m3 (17) 18.0 μg/m3 (63) 63.0
 
July 15, 2019, 5 p.m. 8.8 ppb (8) 1.9 ppb (2) 8.6 ppb (8) 7.0 ppb (6) 6.7 ppb (6) N/A N/A N/A 37.0 μg/m3 (34) 21.0 μg/m3 (69) 69.0
 
July 15, 2019, 4 p.m. 9.7 ppb (9) 2.1 ppb (2) 9.6 ppb (9) 8.0 ppb (7) 7.6 ppb (7) 0.0 ppb (0) 49.0 ppb (38) 0.15 ppb (2) 25.0 μg/m3 (23) 9.0 μg/m3 (38) 38.0
 
July 15, 2019, 3 p.m. 13.5 ppb (12) 3.6 ppb (3) 13.4 ppb (12) 10.0 ppb (9) 9.9 ppb (9) 0.0 ppb (0) 39.0 ppb (30) 0.18 ppb (2) 27.0 μg/m3 (25) 5.0 μg/m3 (21) 30.0
 
July 15, 2019, 2 p.m. 19.7 ppb (18) 5.4 ppb (5) 19.8 ppb (18) 14.0 ppb (13) 14.4 ppb (13) 0.0 ppb (0) 27.0 ppb (21) 0.2 ppb (2) 16.0 μg/m3 (15) 1.0 μg/m3 (4) 21.0
 
July 15, 2019, 1 p.m. 22.2 ppb (21) 4.6 ppb (4) 22.6 ppb (21) 18.0 ppb (17) 18.0 ppb (17) 0.0 ppb (0) 22.0 ppb (17) 0.16 ppb (2) 13.0 μg/m3 (12) 2.0 μg/m3 (8) 21.0
 
July 15, 2019, noon 12.5 ppb (12) 0.8 ppb (1) 12.5 ppb (12) 12.0 ppb (11) 12.1 ppb (11) 0.0 ppb (0) 29.0 ppb (22) 0.13 ppb (1) 14.0 μg/m3 (13) 1.0 μg/m3 (4) 22.0
 
July 15, 2019, 11 a.m. 10.6 ppb (10) 0.6 ppb (1) 9.9 ppb (9) 10.0 ppb (9) 9.6 ppb (9) 0.0 ppb (0) 32.0 ppb (25) 0.06 ppb (1) 6.0 μg/m3 (5) -3.0 μg/m3 (0) 25.0
 
July 15, 2019, 10 a.m. 11.4 ppb (11) 0.3 ppb (0) 10.8 ppb (10) 11.0 ppb (10) 10.6 ppb (10) 0.0 ppb (0) 34.0 ppb (26) 0.13 ppb (1) -1.0 μg/m3 (0) -1.0 μg/m3 (0) 26.0
 
July 15, 2019, 9 a.m. 9.3 ppb (9) 0.1 ppb (0) 8.4 ppb (8) 9.0 ppb (8) 8.4 ppb (8) 0.0 ppb (0) 38.0 ppb (29) 0.08 ppb (1) 7.0 μg/m3 (6) -3.0 μg/m3 (0) 29.0
 
July 15, 2019, 8 a.m. 4.7 ppb (4) 0.2 ppb (0) 4.3 ppb (4) 5.0 ppb (5) 4.3 ppb (4) 0.0 ppb (0) 47.0 ppb (36) 0.11 ppb (1) 13.0 μg/m3 (12) -5.0 μg/m3 (0) 36.0
 
July 15, 2019, 7 a.m. 6.2 ppb (6) 0.2 ppb (0) 5.8 ppb (5) 6.0 ppb (6) 5.6 ppb (5) 0.0 ppb (0) 43.0 ppb (33) 0.12 ppb (1) -1.0 μg/m3 (0) -6.0 μg/m3 (0) 33.0
 
July 15, 2019, 6 a.m. 3.4 ppb (3) 0.2 ppb (0) 2.8 ppb (3) 3.0 ppb (3) 2.7 ppb (3) 0.0 ppb (0) 48.0 ppb (37) 0.09 ppb (1) 2.0 μg/m3 (2) -7.0 μg/m3 (0) 37.0
 
July 15, 2019, 5 a.m. 5.3 ppb (5) 0.5 ppb (0) 4.8 ppb (4) 5.0 ppb (5) 4.5 ppb (4) 0.0 ppb (0) 43.0 ppb (33) 0.1 ppb (1) 6.0 μg/m3 (5) -3.0 μg/m3 (0) 33.0
 
July 15, 2019, 4 a.m. 4.0 ppb (4) 0.3 ppb (0) 3.6 ppb (3) 4.0 ppb (4) 3.4 ppb (3) 0.0 ppb (0) 48.0 ppb (37) 0.1 ppb (1) 6.0 μg/m3 (5) -2.0 μg/m3 (0) 37.0
 
July 15, 2019, 3 a.m. 4.6 ppb (4) 0.4 ppb (0) 4.2 ppb (4) 4.0 ppb (4) 3.8 ppb (4) 0.0 ppb (0) 49.0 ppb (38) 0.11 ppb (1) 9.0 μg/m3 (8) -1.0 μg/m3 (0) 38.0
 
July 15, 2019, 2 a.m. 3.8 ppb (4) 0.6 ppb (1) 3.2 ppb (3) 3.0 ppb (3) 2.8 ppb (3) 0.0 ppb (0) 47.0 ppb (36) 0.09 ppb (1) 13.0 μg/m3 (12) 1.0 μg/m3 (4) 36.0
 
July 15, 2019, 1 a.m. 2.8 ppb (3) 0.5 ppb (0) 2.4 ppb (2) 2.0 ppb (2) 1.9 ppb (2) 0.0 ppb (0) 46.0 ppb (35) 0.08 ppb (1) 13.0 μg/m3 (12) -1.0 μg/m3 (0) 35.0
 
July 15, 2019, midnight 3.1 ppb (3) 0.8 ppb (1) 2.6 ppb (2) 2.0 ppb (2) 1.9 ppb (2) 0.0 ppb (0) 45.0 ppb (35) 0.08 ppb (1) 10.0 μg/m3 (9) -3.0 μg/m3 (0) 35.0
 
July 14, 2019, 11 p.m. 2.5 ppb (2) 0.7 ppb (1) 1.8 ppb (2) 2.0 ppb (2) 1.3 ppb (1) 0.0 ppb (0) 47.0 ppb (36) 0.08 ppb (1) 8.0 μg/m3 (7) -1.0 μg/m3 (0) 36.0
 
July 14, 2019, 10 p.m. 2.7 ppb (3) 0.7 ppb (1) 2.3 ppb (2) 2.0 ppb (2) 1.7 ppb (2) 0.0 ppb (0) 43.0 ppb (33) 0.07 ppb (1) 17.0 μg/m3 (15) 0.0 μg/m3 (0) 33.0
 
July 14, 2019, 9 p.m. 2.8 ppb (3) 0.9 ppb (1) 2.3 ppb (2) 2.0 ppb (2) 1.6 ppb (1) 0.0 ppb (0) 43.0 ppb (33) 0.08 ppb (1) 10.0 μg/m3 (9) 1.0 μg/m3 (4) 33.0
 
July 14, 2019, 8 p.m. 1.9 ppb (2) 0.5 ppb (0) 1.5 ppb (1) 2.0 ppb (2) 1.0 ppb (1) 0.0 ppb (0) 42.0 ppb (32) 0.07 ppb (1) 20.0 μg/m3 (18) 5.0 μg/m3 (21) 32.0
 
July 14, 2019, 7 p.m. 2.6 ppb (2) 0.7 ppb (1) 2.5 ppb (2) 2.0 ppb (2) 1.8 ppb (2) 0.0 ppb (0) 39.0 ppb (30) 0.08 ppb (1) 22.0 μg/m3 (20) 9.0 μg/m3 (38) 38.0
 
July 14, 2019, 6 p.m. 3.7 ppb (3) 0.9 ppb (1) 3.4 ppb (3) 3.0 ppb (3) 2.7 ppb (3) 0.0 ppb (0) 41.0 ppb (32) 0.09 ppb (1) 23.0 μg/m3 (21) 11.0 μg/m3 (46) 46.0
 
July 14, 2019, 5 p.m. 6.2 ppb (6) 1.6 ppb (1) 6.1 ppb (6) 5.0 ppb (5) 4.6 ppb (4) 0.0 ppb (0) 38.0 ppb (29) 0.1 ppb (1) 28.0 μg/m3 (25) 11.0 μg/m3 (46) 46.0
 
July 14, 2019, 4 p.m. 6.2 ppb (6) 1.5 ppb (1) 5.8 ppb (5) 5.0 ppb (5) 4.5 ppb (4) 0.0 ppb (0) 37.0 ppb (28) 0.1 ppb (1) 21.0 μg/m3 (19) 10.0 μg/m3 (42) 42.0
 
July 14, 2019, 3 p.m. 11.1 ppb (10) 4.1 ppb (4) 11.1 ppb (10) 7.0 ppb (6) 7.1 ppb (7) 0.0 ppb (0) 24.0 ppb (18) 0.13 ppb (1) 15.0 μg/m3 (14) 4.0 μg/m3 (17) 18.0
 
July 14, 2019, 2 p.m. 6.7 ppb (6) 2.2 ppb (2) 6.3 ppb (6) 5.0 ppb (5) 4.3 ppb (4) 0.0 ppb (0) 20.0 ppb (15) 0.1 ppb (1) 9.0 μg/m3 (8) 1.0 μg/m3 (4) 15.0
 
July 14, 2019, 1 p.m. 5.1 ppb (5) 1.0 ppb (1) 4.9 ppb (5) 4.0 ppb (4) 4.0 ppb (4) 0.0 ppb (0) 18.0 ppb (14) 0.1 ppb (1) 9.0 μg/m3 (8) 2.0 μg/m3 (8) 14.0
 
July 14, 2019, noon 5.1 ppb (5) 0.5 ppb (0) 4.7 ppb (4) 5.0 ppb (5) 4.3 ppb (4) 0.0 ppb (0) 18.0 ppb (14) 0.09 ppb (1) 1.0 μg/m3 (1) -4.0 μg/m3 (0) 14.0
 
July 14, 2019, 11 a.m. 5.3 ppb (5) 0.5 ppb (0) 4.9 ppb (5) 5.0 ppb (5) 4.6 ppb (4) 0.0 ppb (0) 19.0 ppb (15) 0.09 ppb (1) 0.0 μg/m3 (0) N/A 15.0
 
July 14, 2019, 10 a.m. 9.6 ppb (9) 0.4 ppb (0) 9.3 ppb (9) 9.0 ppb (8) 9.0 ppb (8) 0.0 ppb (0) 18.0 ppb (14) 0.18 ppb (2) 5.0 μg/m3 (5) N/A 14.0
 
July 14, 2019, 9 a.m. 10.1 ppb (9) 0.3 ppb (0) 9.3 ppb (9) 10.0 ppb (9) 9.3 ppb (9) 0.0 ppb (0) 19.0 ppb (15) 0.18 ppb (2) 3.0 μg/m3 (3) -5.0 μg/m3 (0) 15.0
 
July 14, 2019, 8 a.m. 7.3 ppb (7) 0.4 ppb (0) 6.9 ppb (6) 7.0 ppb (6) 6.6 ppb (6) 0.0 ppb (0) 28.0 ppb (22) 0.12 ppb (1) 18.0 μg/m3 (16) -3.0 μg/m3 (0) 22.0
 
July 14, 2019, 7 a.m. 5.2 ppb (5) 0.4 ppb (0) 4.1 ppb (4) 5.0 ppb (5) 4.0 ppb (4) 0.0 ppb (0) 32.0 ppb (25) 0.1 ppb (1) 6.0 μg/m3 (5) -3.0 μg/m3 (0) 25.0
 
July 14, 2019, 6 a.m. 3.8 ppb (4) 0.3 ppb (0) 3.3 ppb (3) 4.0 ppb (4) 3.2 ppb (3) 0.0 ppb (0) 35.0 ppb (27) 0.09 ppb (1) 10.0 μg/m3 (9) 1.0 μg/m3 (4) 27.0
 
July 14, 2019, 5 a.m. 5.0 ppb (5) 0.7 ppb (1) 4.4 ppb (4) 4.0 ppb (4) 4.1 ppb (4) 0.0 ppb (0) 32.0 ppb (25) 0.11 ppb (1) 11.0 μg/m3 (10) 1.0 μg/m3 (4) 25.0
 
July 14, 2019, 4 a.m. 5.1 ppb (5) 0.7 ppb (1) 4.7 ppb (4) 4.0 ppb (4) 4.1 ppb (4) 0.0 ppb (0) 32.0 ppb (25) 0.11 ppb (1) 8.0 μg/m3 (7) -3.0 μg/m3 (0) 25.0
 
July 14, 2019, 3 a.m. 4.1 ppb (4) 0.7 ppb (1) 3.5 ppb (3) 4.0 ppb (4) 3.0 ppb (3) 0.0 ppb (0) 35.0 ppb (27) 0.09 ppb (1) 14.0 μg/m3 (13) -1.0 μg/m3 (0) 27.0
 
July 14, 2019, 2 a.m. 4.2 ppb (4) 0.9 ppb (1) 3.9 ppb (4) 3.0 ppb (3) 3.0 ppb (3) 0.0 ppb (0) 36.0 ppb (28) 0.1 ppb (1) 11.0 μg/m3 (10) -2.0 μg/m3 (0) 28.0
 
July 14, 2019, 1 a.m. 6.2 ppb (6) 2.2 ppb (2) 4.9 ppb (5) 4.0 ppb (4) 3.2 ppb (3) 0.0 ppb (0) 38.0 ppb (29) 0.09 ppb (1) 11.0 μg/m3 (10) -1.0 μg/m3 (0) 29.0
 
July 14, 2019, midnight 3.5 ppb (3) 1.0 ppb (1) 3.1 ppb (3) 3.0 ppb (3) 2.2 ppb (2) 0.0 ppb (0) 40.0 ppb (31) 0.09 ppb (1) 12.0 μg/m3 (11) 1.0 μg/m3 (4) 31.0
 
July 13, 2019, 11 p.m. 2.9 ppb (3) 0.8 ppb (1) 2.6 ppb (2) 2.0 ppb (2) 1.9 ppb (2) 0.0 ppb (0) 40.0 ppb (31) 0.09 ppb (1) 15.0 μg/m3 (14) -1.0 μg/m3 (0) 31.0
 
July 13, 2019, 10 p.m. 3.5 ppb (3) 1.0 ppb (1) 2.9 ppb (3) 3.0 ppb (3) 2.2 ppb (2) 0.0 ppb (0) 40.0 ppb (31) 0.08 ppb (1) 15.0 μg/m3 (14) -4.0 μg/m3 (0) 31.0
 
July 13, 2019, 9 p.m. 3.8 ppb (4) 1.1 ppb (1) 3.3 ppb (3) 3.0 ppb (3) 2.4 ppb (2) 0.0 ppb (0) 39.0 ppb (30) 0.09 ppb (1) 21.0 μg/m3 (19) -2.0 μg/m3 (0) 30.0
 
July 13, 2019, 8 p.m. 3.4 ppb (3) 1.0 ppb (1) 3.2 ppb (3) 3.0 ppb (3) 2.5 ppb (2) 0.0 ppb (0) 38.0 ppb (29) 0.08 ppb (1) 13.0 μg/m3 (12) 0.0 μg/m3 (0) 29.0
 
July 13, 2019, 7 p.m. 3.1 ppb (3) 0.8 ppb (1) 2.5 ppb (2) 2.0 ppb (2) 2.1 ppb (2) 0.0 ppb (0) 39.0 ppb (30) 0.08 ppb (1) 7.0 μg/m3 (6) 3.0 μg/m3 (12) 30.0
 
July 13, 2019, 6 p.m. 3.3 ppb (3) 0.7 ppb (1) 3.8 ppb (4) 3.0 ppb (3) 3.1 ppb (3) 0.0 ppb (0) 37.0 ppb (28) 0.09 ppb (1) 19.0 μg/m3 (17) 8.0 μg/m3 (33) 33.0
 
July 13, 2019, 5 p.m. 8.5 ppb (8) 2.4 ppb (2) 8.4 ppb (8) 6.0 ppb (6) 6.2 ppb (6) 0.0 ppb (0) 36.0 ppb (28) 0.13 ppb (1) 24.0 μg/m3 (22) 13.0 μg/m3 (52) 52.0
 
July 13, 2019, 4 p.m. 6.7 ppb (6) 1.5 ppb (1) 6.5 ppb (6) 5.0 ppb (5) 5.0 ppb (5) 0.0 ppb (0) 36.0 ppb (28) 0.13 ppb (1) 36.0 μg/m3 (33) 11.0 μg/m3 (46) 46.0
 
July 13, 2019, 3 p.m. 6.3 ppb (6) 2.0 ppb (2) 6.4 ppb (6) 4.0 ppb (4) 4.3 ppb (4) 0.0 ppb (0) 26.0 ppb (20) 0.12 ppb (1) 19.0 μg/m3 (17) 5.0 μg/m3 (21) 21.0
 
July 13, 2019, 2 p.m. 6.8 ppb (6) 2.4 ppb (2) 6.4 ppb (6) 5.0 ppb (5) 4.2 ppb (4) 0.0 ppb (0) 17.0 ppb (13) 0.1 ppb (1) 9.0 μg/m3 (8) -5.0 μg/m3 (0) 13.0
 
July 13, 2019, 1 p.m. 6.6 ppb (6) 1.6 ppb (1) 6.1 ppb (6) 5.0 ppb (5) 4.8 ppb (4) 0.0 ppb (0) 14.0 ppb (11) 0.1 ppb (1) 5.0 μg/m3 (5) -9.0 μg/m3 (0) 11.0
 
July 13, 2019, noon 5.9 ppb (5) 0.7 ppb (1) 6.0 ppb (6) 5.0 ppb (5) 5.1 ppb (5) 0.0 ppb (0) 15.0 ppb (12) 0.09 ppb (1) N/A -8.0 μg/m3 (0) 12.0
 
July 13, 2019, 11 a.m. 8.7 ppb (8) 2.5 ppb (2) 8.4 ppb (8) 6.0 ppb (6) 6.0 ppb (6) 0.0 ppb (0) 15.0 ppb (12) 0.1 ppb (1) N/A -7.0 μg/m3 (0) 12.0
 
July 13, 2019, 10 a.m. 4.9 ppb (5) 0.5 ppb (0) 4.5 ppb (4) 4.0 ppb (4) 4.2 ppb (4) 0.0 ppb (0) 19.0 ppb (15) 0.08 ppb (1) 2.0 μg/m3 (2) -3.0 μg/m3 (0) 15.0
 
July 13, 2019, 9 a.m. 4.3 ppb (4) 0.4 ppb (0) 4.0 ppb (4) 4.0 ppb (4) 3.8 ppb (4) 0.0 ppb (0) 22.0 ppb (17) 0.09 ppb (1) -4.0 μg/m3 (0) -1.0 μg/m3 (0) 17.0