AQSQID: 320310016

Site Name: Reno

Location: Reno (State St), NV

Reporting: True, Located: True

Current AQI: 40.0

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
May 19, 2019, 5 p.m. 3.5 ppb (3) 1.1 ppb (1) 2.8 ppb (3) 2.0 ppb (2) 1.9 ppb (2) 0.0 ppb (0) 52.0 ppb (40) 0.13 ppb (1) 2.0 μg/m3 (2) -1.0 μg/m3 (0) 40.0
 
May 19, 2019, 4 p.m. 4.3 ppb (4) 1.2 ppb (1) 3.6 ppb (3) 3.0 ppb (3) 2.6 ppb (2) 0.0 ppb (0) 50.0 ppb (38) 0.13 ppb (1) 4.0 μg/m3 (4) -4.0 μg/m3 (0) 38.0
 
May 19, 2019, 3 p.m. 4.0 ppb (4) 1.1 ppb (1) 3.4 ppb (3) 3.0 ppb (3) 2.4 ppb (2) 0.0 ppb (0) 48.0 ppb (37) 0.13 ppb (1) 1.0 μg/m3 (1) -3.0 μg/m3 (0) 37.0
 
May 19, 2019, 2 p.m. 5.1 ppb (5) 0.9 ppb (1) 4.4 ppb (4) 4.0 ppb (4) 3.7 ppb (3) 0.0 ppb (0) 46.0 ppb (35) 0.12 ppb (1) 3.0 μg/m3 (3) -1.0 μg/m3 (0) 35.0
 
May 19, 2019, 1 p.m. 7.4 ppb (7) 0.7 ppb (1) 6.9 ppb (6) 7.0 ppb (6) 6.3 ppb (6) 0.0 ppb (0) 44.0 ppb (34) 0.13 ppb (1) 6.0 μg/m3 (5) -2.0 μg/m3 (0) 34.0
 
May 19, 2019, noon 3.1 ppb (3) 0.1 ppb (0) 2.6 ppb (2) 3.0 ppb (3) 2.5 ppb (2) 0.0 ppb (0) 49.0 ppb (38) 0.11 ppb (1) 3.0 μg/m3 (3) -3.0 μg/m3 (0) 38.0
 
May 19, 2019, 11 a.m. 5.5 ppb (5) 0.2 ppb (0) 5.3 ppb (5) 5.0 ppb (5) 5.0 ppb (5) 0.0 ppb (0) 41.0 ppb (32) 0.13 ppb (1) 0.0 μg/m3 (0) -1.0 μg/m3 (0) 32.0
 
May 19, 2019, 10 a.m. 5.0 ppb (5) 0.7 ppb (1) 3.9 ppb (4) 4.0 ppb (4) 3.5 ppb (3) 0.0 ppb (0) 47.0 ppb (36) 0.11 ppb (1) 0.0 μg/m3 (0) 1.0 μg/m3 (4) 36.0
 
May 19, 2019, 9 a.m. 3.5 ppb (3) 0.1 ppb (0) 2.8 ppb (3) 3.0 ppb (3) 2.6 ppb (2) 0.0 ppb (0) 50.0 ppb (38) 0.12 ppb (1) 2.0 μg/m3 (2) -2.0 μg/m3 (0) 38.0
 
May 19, 2019, 8 a.m. 4.7 ppb (4) 0.4 ppb (0) 4.0 ppb (4) 4.0 ppb (4) 3.5 ppb (3) 0.0 ppb (0) 50.0 ppb (38) 0.14 ppb (2) 3.0 μg/m3 (3) -3.0 μg/m3 (0) 38.0
 
May 19, 2019, 7 a.m. 6.6 ppb (6) 0.3 ppb (0) 6.0 ppb (6) 6.0 ppb (6) 5.8 ppb (5) 0.0 ppb (0) 40.0 ppb (31) 0.14 ppb (2) 5.0 μg/m3 (5) -1.0 μg/m3 (0) 31.0
 
May 19, 2019, 6 a.m. 8.8 ppb (8) 0.6 ppb (1) 8.0 ppb (7) 8.0 ppb (7) 7.6 ppb (7) 0.0 ppb (0) 36.0 ppb (28) 0.16 ppb (2) 3.0 μg/m3 (3) -1.0 μg/m3 (0) 28.0
 
May 19, 2019, 5 a.m. 10.1 ppb (9) 0.9 ppb (1) 9.3 ppb (9) 9.0 ppb (8) 8.7 ppb (8) 0.0 ppb (0) 37.0 ppb (28) 0.18 ppb (2) 2.0 μg/m3 (2) -3.0 μg/m3 (0) 28.0
 
May 19, 2019, 4 a.m. 8.3 ppb (8) 1.1 ppb (1) 7.3 ppb (7) 7.0 ppb (6) 6.6 ppb (6) 0.0 ppb (0) 36.0 ppb (28) 0.17 ppb (2) 4.0 μg/m3 (4) -3.0 μg/m3 (0) 28.0
 
May 19, 2019, 3 a.m. 4.6 ppb (4) 0.5 ppb (0) 4.0 ppb (4) 4.0 ppb (4) 3.5 ppb (3) 0.0 ppb (0) 40.0 ppb (31) 0.14 ppb (2) 7.0 μg/m3 (6) -1.0 μg/m3 (0) 31.0
 
May 19, 2019, 2 a.m. 5.0 ppb (5) 0.9 ppb (1) 4.3 ppb (4) 4.0 ppb (4) 3.6 ppb (3) 0.0 ppb (0) 44.0 ppb (34) 0.14 ppb (2) 7.0 μg/m3 (6) -1.0 μg/m3 (0) 34.0
 
May 19, 2019, 1 a.m. 4.8 ppb (4) 1.1 ppb (1) 4.1 ppb (4) 4.0 ppb (4) 3.3 ppb (3) 0.0 ppb (0) 50.0 ppb (38) 0.14 ppb (2) 6.0 μg/m3 (5) -1.0 μg/m3 (0) 38.0
 
May 19, 2019, midnight 3.8 ppb (4) 0.9 ppb (1) 3.1 ppb (3) 3.0 ppb (3) 2.5 ppb (2) 0.0 ppb (0) 55.0 ppb (42) 0.15 ppb (2) 5.0 μg/m3 (5) -1.0 μg/m3 (0) 42.0
 
May 18, 2019, 11 p.m. 5.0 ppb (5) 0.8 ppb (1) 4.5 ppb (4) 4.0 ppb (4) 3.7 ppb (3) 0.0 ppb (0) 55.0 ppb (42) 0.16 ppb (2) 8.0 μg/m3 (7) 0.0 μg/m3 (0) 42.0
 
May 18, 2019, 10 p.m. 4.1 ppb (4) 0.6 ppb (1) 3.6 ppb (3) 4.0 ppb (4) 3.0 ppb (3) 0.0 ppb (0) 56.0 ppb (43) 0.17 ppb (2) 11.0 μg/m3 (10) 2.0 μg/m3 (8) 43.0
 
May 18, 2019, 9 p.m. 5.2 ppb (5) 0.9 ppb (1) 4.4 ppb (4) 4.0 ppb (4) 3.7 ppb (3) 0.0 ppb (0) 50.0 ppb (38) 0.15 ppb (2) 13.0 μg/m3 (12) 0.0 μg/m3 (0) 38.0
 
May 18, 2019, 8 p.m. 5.6 ppb (5) 1.3 ppb (1) 5.0 ppb (5) 4.0 ppb (4) 3.8 ppb (4) 0.0 ppb (0) 48.0 ppb (37) 0.15 ppb (2) 9.0 μg/m3 (8) 1.0 μg/m3 (4) 37.0
 
May 18, 2019, 7 p.m. 5.8 ppb (5) 1.5 ppb (1) 4.8 ppb (4) 4.0 ppb (4) 3.6 ppb (3) 0.0 ppb (0) 44.0 ppb (34) 0.15 ppb (2) 7.0 μg/m3 (6) 3.0 μg/m3 (12) 34.0
 
May 18, 2019, 6 p.m. 8.3 ppb (8) 2.1 ppb (2) 7.7 ppb (7) 6.0 ppb (6) 5.7 ppb (5) 0.0 ppb (0) 38.0 ppb (29) 0.19 ppb (2) 8.0 μg/m3 (7) 4.0 μg/m3 (17) 29.0
 
May 18, 2019, 5 p.m. 10.8 ppb (10) 3.1 ppb (3) 10.3 ppb (10) 8.0 ppb (7) 7.4 ppb (7) 0.0 ppb (0) 33.0 ppb (25) 0.19 ppb (2) 12.0 μg/m3 (11) 5.0 μg/m3 (21) 25.0
 
May 18, 2019, 4 p.m. 11.3 ppb (10) 3.7 ppb (3) 10.5 ppb (10) 8.0 ppb (7) 7.1 ppb (7) 0.0 ppb (0) 30.0 ppb (23) 0.19 ppb (2) 9.0 μg/m3 (8) 6.0 μg/m3 (25) 25.0
 
May 18, 2019, 3 p.m. 10.6 ppb (10) 3.4 ppb (3) 10.2 ppb (9) 7.0 ppb (6) 6.9 ppb (6) 0.0 ppb (0) 25.0 ppb (19) 0.19 ppb (2) 6.0 μg/m3 (5) 4.0 μg/m3 (17) 19.0
 
May 18, 2019, 2 p.m. 18.4 ppb (17) 5.9 ppb (5) 18.0 ppb (17) 13.0 ppb (12) 12.5 ppb (12) 0.0 ppb (0) 16.0 ppb (12) 0.24 ppb (3) 9.0 μg/m3 (8) -1.0 μg/m3 (0) 17.0
 
May 18, 2019, 1 p.m. 13.8 ppb (13) 2.8 ppb (3) 13.5 ppb (12) 11.0 ppb (10) 11.0 ppb (10) 0.0 ppb (0) 15.0 ppb (12) 0.22 ppb (2) 14.0 μg/m3 (13) -4.0 μg/m3 (0) 13.0
 
May 18, 2019, noon 12.4 ppb (11) 1.3 ppb (1) 11.9 ppb (11) 11.0 ppb (10) 11.1 ppb (10) 0.0 ppb (0) 16.0 ppb (12) 0.17 ppb (2) 5.0 μg/m3 (5) -1.0 μg/m3 (0) 12.0
 
May 18, 2019, 11 a.m. 14.0 ppb (13) 2.0 ppb (2) 12.9 ppb (12) 12.0 ppb (11) 11.6 ppb (11) 0.0 ppb (0) 16.0 ppb (12) 0.14 ppb (2) 7.0 μg/m3 (6) -1.0 μg/m3 (0) 13.0
 
May 18, 2019, 10 a.m. 14.9 ppb (14) 0.8 ppb (1) 14.4 ppb (13) 14.0 ppb (13) 13.9 ppb (13) 0.0 ppb (0) 16.0 ppb (12) 0.21 ppb (2) 8.0 μg/m3 (7) 1.0 μg/m3 (4) 14.0
 
May 18, 2019, 9 a.m. 14.7 ppb (14) 0.5 ppb (0) 14.5 ppb (13) 14.0 ppb (13) 14.1 ppb (13) 0.0 ppb (0) 17.0 ppb (13) 0.21 ppb (2) 3.0 μg/m3 (3) 0.0 μg/m3 (0) 14.0
 
May 18, 2019, 8 a.m. 6.0 ppb (6) 0.7 ppb (1) 5.0 ppb (5) 5.0 ppb (5) 4.7 ppb (4) 0.0 ppb (0) 33.0 ppb (25) 0.11 ppb (1) 16.0 μg/m3 (15) 0.0 μg/m3 (0) 25.0
 
May 18, 2019, 7 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) 31.0 ppb (24) 0.17 ppb (2) 5.0 μg/m3 (5) 2.0 μg/m3 (8) 24.0
 
May 18, 2019, 6 a.m. 6.7 ppb (6) 0.6 ppb (1) 6.0 ppb (6) 6.0 ppb (6) 5.4 ppb (5) 0.0 ppb (0) 35.0 ppb (27) 0.15 ppb (2) 8.0 μg/m3 (7) -2.0 μg/m3 (0) 27.0
 
May 18, 2019, 5 a.m. 8.0 ppb (7) 0.8 ppb (1) 7.1 ppb (7) 7.0 ppb (6) 6.3 ppb (6) 0.0 ppb (0) 34.0 ppb (26) 0.18 ppb (2) 7.0 μg/m3 (6) -4.0 μg/m3 (0) 26.0
 
May 18, 2019, 4 a.m. 6.3 ppb (6) 1.0 ppb (1) 5.6 ppb (5) 5.0 ppb (5) 4.8 ppb (4) 0.0 ppb (0) 37.0 ppb (28) 0.14 ppb (2) 4.0 μg/m3 (4) -6.0 μg/m3 (0) 28.0
 
May 18, 2019, 3 a.m. 5.3 ppb (5) 1.0 ppb (1) 4.4 ppb (4) 4.0 ppb (4) 3.7 ppb (3) 0.0 ppb (0) 38.0 ppb (29) 0.13 ppb (1) 3.0 μg/m3 (3) -5.0 μg/m3 (0) 29.0
 
May 18, 2019, 2 a.m. 4.9 ppb (5) 1.0 ppb (1) 4.2 ppb (4) 4.0 ppb (4) 3.5 ppb (3) 0.0 ppb (0) 40.0 ppb (31) 0.13 ppb (1) 3.0 μg/m3 (3) -4.0 μg/m3 (0) 31.0
 
May 18, 2019, 1 a.m. 4.0 ppb (4) 1.1 ppb (1) 3.6 ppb (3) 3.0 ppb (3) 2.5 ppb (2) 0.0 ppb (0) 41.0 ppb (32) 0.13 ppb (1) 4.0 μg/m3 (4) -3.0 μg/m3 (0) 32.0
 
May 18, 2019, midnight 4.5 ppb (4) 1.6 ppb (1) 3.7 ppb (3) 3.0 ppb (3) 2.4 ppb (2) 0.0 ppb (0) 43.0 ppb (33) 0.15 ppb (2) 4.0 μg/m3 (4) -1.0 μg/m3 (0) 33.0
 
May 17, 2019, 11 p.m. 4.4 ppb (4) 1.5 ppb (1) 3.6 ppb (3) 3.0 ppb (3) 2.3 ppb (2) 0.0 ppb (0) 43.0 ppb (33) 0.12 ppb (1) 4.0 μg/m3 (4) 0.0 μg/m3 (0) 33.0
 
May 17, 2019, 10 p.m. 3.5 ppb (3) 1.2 ppb (1) 2.9 ppb (3) 2.0 ppb (2) 1.7 ppb (2) 0.0 ppb (0) 43.0 ppb (33) 0.12 ppb (1) 3.0 μg/m3 (3) 1.0 μg/m3 (4) 33.0
 
May 17, 2019, 9 p.m. 3.4 ppb (3) 1.4 ppb (1) 2.7 ppb (3) 2.0 ppb (2) 1.4 ppb (1) 0.0 ppb (0) 43.0 ppb (33) 0.11 ppb (1) 5.0 μg/m3 (5) -1.0 μg/m3 (0) 33.0
 
May 17, 2019, 8 p.m. 4.7 ppb (4) 1.7 ppb (2) 3.7 ppb (3) 3.0 ppb (3) 2.2 ppb (2) 0.0 ppb (0) 42.0 ppb (32) 0.12 ppb (1) 6.0 μg/m3 (5) -1.0 μg/m3 (0) 32.0
 
May 17, 2019, 7 p.m. 4.0 ppb (4) 1.4 ppb (1) 3.0 ppb (3) 3.0 ppb (3) 1.8 ppb (2) 0.0 ppb (0) 42.0 ppb (32) 0.12 ppb (1) 3.0 μg/m3 (3) -1.0 μg/m3 (0) 32.0
 
May 17, 2019, 6 p.m. 4.5 ppb (4) 1.6 ppb (1) 3.7 ppb (3) 3.0 ppb (3) 2.3 ppb (2) 0.0 ppb (0) 41.0 ppb (32) 0.13 ppb (1) 4.0 μg/m3 (4) 0.0 μg/m3 (0) 32.0
 
May 17, 2019, 5 p.m. 3.8 ppb (4) 1.1 ppb (1) 3.2 ppb (3) 3.0 ppb (3) 2.1 ppb (2) 0.0 ppb (0) 41.0 ppb (32) 0.12 ppb (1) 5.0 μg/m3 (5) 0.0 μg/m3 (0) 32.0
 
May 17, 2019, 4 p.m. 4.4 ppb (4) 1.8 ppb (2) 3.5 ppb (3) 3.0 ppb (3) 2.1 ppb (2) 0.0 ppb (0) 39.0 ppb (30) 0.14 ppb (2) 8.0 μg/m3 (7) 0.0 μg/m3 (0) 30.0
 
May 17, 2019, 3 p.m. 5.7 ppb (5) 2.0 ppb (2) 5.1 ppb (5) 4.0 ppb (4) 3.4 ppb (3) 0.0 ppb (0) 37.0 ppb (28) 0.16 ppb (2) 16.0 μg/m3 (15) -3.0 μg/m3 (0) 28.0
 
May 17, 2019, 2 p.m. 6.9 ppb (6) 2.0 ppb (2) 5.9 ppb (5) 5.0 ppb (5) 4.3 ppb (4) 0.0 ppb (0) 37.0 ppb (28) 0.16 ppb (2) 6.0 μg/m3 (5) -3.0 μg/m3 (0) 28.0
 
May 17, 2019, 1 p.m. 4.7 ppb (4) 1.0 ppb (1) 4.1 ppb (4) 4.0 ppb (4) 3.2 ppb (3) 0.0 ppb (0) 38.0 ppb (29) 0.16 ppb (2) 4.0 μg/m3 (4) -5.0 μg/m3 (0) 29.0
 
May 17, 2019, noon 2.7 ppb (3) 0.5 ppb (0) 2.2 ppb (2) 2.0 ppb (2) 1.8 ppb (2) 0.0 ppb (0) 39.0 ppb (30) 0.12 ppb (1) 3.0 μg/m3 (3) -6.0 μg/m3 (0) 30.0
 
May 17, 2019, 11 a.m. 2.0 ppb (2) 0.1 ppb (0) 1.7 ppb (2) 2.0 ppb (2) 1.5 ppb (1) 0.0 ppb (0) 40.0 ppb (31) 0.12 ppb (1) 6.0 μg/m3 (5) -5.0 μg/m3 (0) 31.0
 
May 17, 2019, 10 a.m. 2.5 ppb (2) 0.2 ppb (0) 2.1 ppb (2) 2.0 ppb (2) 1.7 ppb (2) 0.0 ppb (0) 41.0 ppb (32) 0.11 ppb (1) 6.0 μg/m3 (5) -5.0 μg/m3 (0) 32.0
 
May 17, 2019, 9 a.m. 2.4 ppb (2) 0.2 ppb (0) 1.9 ppb (2) 2.0 ppb (2) 1.7 ppb (2) 0.0 ppb (0) 42.0 ppb (32) 0.11 ppb (1) 5.0 μg/m3 (5) -3.0 μg/m3 (0) 32.0
 
May 17, 2019, 8 a.m. 1.7 ppb (2) 0.3 ppb (0) 1.2 ppb (1) 2.0 ppb (2) 1.0 ppb (1) 0.0 ppb (0) 43.0 ppb (33) 0.11 ppb (1) 7.0 μg/m3 (6) -3.0 μg/m3 (0) 33.0
 
May 17, 2019, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (31) 0.11 ppb (1) 0.0 μg/m3 (0) -2.0 μg/m3 (0) 31.0
 
May 17, 2019, 6 a.m. 3.4 ppb (3) 0.5 ppb (0) 2.9 ppb (3) 3.0 ppb (3) 2.4 ppb (2) 0.0 ppb (0) 40.0 ppb (31) 0.12 ppb (1) 2.0 μg/m3 (2) 0.0 μg/m3 (0) 31.0
 
May 17, 2019, 5 a.m. 3.9 ppb (4) 0.6 ppb (1) 3.3 ppb (3) 3.0 ppb (3) 2.8 ppb (3) 0.0 ppb (0) 41.0 ppb (32) 0.13 ppb (1) 4.0 μg/m3 (4) 0.0 μg/m3 (0) 32.0
 
May 17, 2019, 4 a.m. 4.3 ppb (4) 0.6 ppb (1) 3.7 ppb (3) 4.0 ppb (4) 3.2 ppb (3) 0.0 ppb (0) 43.0 ppb (33) 0.14 ppb (2) 5.0 μg/m3 (5) -2.0 μg/m3 (0) 33.0
 
May 17, 2019, 3 a.m. 5.0 ppb (5) 0.9 ppb (1) 4.4 ppb (4) 4.0 ppb (4) 3.7 ppb (3) 0.0 ppb (0) 45.0 ppb (35) 0.15 ppb (2) 5.0 μg/m3 (5) -3.0 μg/m3 (0) 35.0
 
May 17, 2019, 2 a.m. 4.6 ppb (4) 1.0 ppb (1) 3.6 ppb (3) 4.0 ppb (4) 2.9 ppb (3) 0.0 ppb (0) 44.0 ppb (34) 0.15 ppb (2) 5.0 μg/m3 (5) -2.0 μg/m3 (0) 34.0
 
May 17, 2019, 1 a.m. 3.7 ppb (3) 1.0 ppb (1) 3.3 ppb (3) 3.0 ppb (3) 2.3 ppb (2) 0.0 ppb (0) 45.0 ppb (35) 0.14 ppb (2) 5.0 μg/m3 (5) -4.0 μg/m3 (0) 35.0
 
May 17, 2019, midnight 4.7 ppb (4) 1.2 ppb (1) 4.8 ppb (4) 4.0 ppb (4) 3.5 ppb (3) 0.0 ppb (0) 44.0 ppb (34) 0.16 ppb (2) 6.0 μg/m3 (5) -3.0 μg/m3 (0) 34.0
 
May 16, 2019, 11 p.m. 4.6 ppb (4) 1.2 ppb (1) 3.8 ppb (4) 4.0 ppb (4) 2.7 ppb (3) 0.0 ppb (0) 46.0 ppb (35) 0.15 ppb (2) 5.0 μg/m3 (5) -2.0 μg/m3 (0) 35.0
 
May 16, 2019, 10 p.m. 4.4 ppb (4) 1.4 ppb (1) 3.4 ppb (3) 3.0 ppb (3) 2.2 ppb (2) 0.0 ppb (0) 47.0 ppb (36) 0.15 ppb (2) 9.0 μg/m3 (8) -2.0 μg/m3 (0) 36.0
 
May 16, 2019, 9 p.m. 3.6 ppb (3) 1.0 ppb (1) 3.0 ppb (3) 3.0 ppb (3) 2.1 ppb (2) 0.0 ppb (0) 50.0 ppb (38) 0.15 ppb (2) 6.0 μg/m3 (5) -1.0 μg/m3 (0) 38.0
 
May 16, 2019, 8 p.m. 5.1 ppb (5) 1.7 ppb (2) 4.5 ppb (4) 4.0 ppb (4) 2.9 ppb (3) 0.0 ppb (0) 51.0 ppb (39) 0.17 ppb (2) 6.0 μg/m3 (5) -1.0 μg/m3 (0) 39.0
 
May 16, 2019, 7 p.m. 3.8 ppb (4) 1.1 ppb (1) 3.3 ppb (3) 3.0 ppb (3) 2.2 ppb (2) 0.0 ppb (0) 55.0 ppb (42) 0.18 ppb (2) 3.0 μg/m3 (3) -5.0 μg/m3 (0) 42.0
 
May 16, 2019, 6 p.m. 4.7 ppb (4) 1.5 ppb (1) 4.0 ppb (4) 3.0 ppb (3) 2.8 ppb (3) 0.0 ppb (0) 55.0 ppb (42) 0.17 ppb (2) 4.0 μg/m3 (4) -5.0 μg/m3 (0) 42.0
 
May 16, 2019, 5 p.m. 3.6 ppb (3) 0.9 ppb (1) 3.1 ppb (3) 3.0 ppb (3) 2.2 ppb (2) 0.0 ppb (0) 57.0 ppb (44) 0.16 ppb (2) 8.0 μg/m3 (7) -2.0 μg/m3 (0) 44.0
 
May 16, 2019, 4 p.m. 5.5 ppb (5) 1.2 ppb (1) 5.2 ppb (5) 4.0 ppb (4) 4.1 ppb (4) 0.0 ppb (0) 56.0 ppb (43) 0.19 ppb (2) 11.0 μg/m3 (10) -2.0 μg/m3 (0) 43.0
 
May 16, 2019, 3 p.m. 5.5 ppb (5) 0.9 ppb (1) 5.0 ppb (5) 5.0 ppb (5) 4.1 ppb (4) 0.0 ppb (0) 55.0 ppb (42) 0.2 ppb (2) 10.0 μg/m3 (9) -1.0 μg/m3 (0) 42.0
 
May 16, 2019, 2 p.m. 4.6 ppb (4) 0.5 ppb (0) 4.0 ppb (4) 4.0 ppb (4) 3.6 ppb (3) 0.0 ppb (0) 57.0 ppb (44) 0.18 ppb (2) 11.0 μg/m3 (10) -1.0 μg/m3 (0) 44.0
 
May 16, 2019, 1 p.m. 4.1 ppb (4) 0.5 ppb (0) 3.5 ppb (3) 4.0 ppb (4) 3.1 ppb (3) 0.0 ppb (0) 48.0 ppb (37) 0.15 ppb (2) -3.0 μg/m3 (0) -1.0 μg/m3 (0) 37.0
 
May 16, 2019, noon 3.6 ppb (3) 0.5 ppb (0) 2.9 ppb (3) 3.0 ppb (3) 2.5 ppb (2) 0.0 ppb (0) 39.0 ppb (30) 0.14 ppb (2) N/A -1.0 μg/m3 (0) 30.0
 
May 16, 2019, 11 a.m. 2.1 ppb (2) 0.1 ppb (0) 1.8 ppb (2) 2.0 ppb (2) 1.7 ppb (2) 0.0 ppb (0) 40.0 ppb (31) 0.15 ppb (2) 1.0 μg/m3 (1) -2.0 μg/m3 (0) 31.0
 
May 16, 2019, 10 a.m. 1.9 ppb (2) 0.3 ppb (0) 1.2 ppb (1) 2.0 ppb (2) 1.1 ppb (1) 0.0 ppb (0) 43.0 ppb (33) 0.14 ppb (2) 4.0 μg/m3 (4) -4.0 μg/m3 (0) 33.0
 
May 16, 2019, 9 a.m. 1.2 ppb (1) 0.0 ppb (0) 0.9 ppb (1) 1.0 ppb (1) 0.9 ppb (1) 0.0 ppb (0) 42.0 ppb (32) 0.15 ppb (2) 3.0 μg/m3 (3) -5.0 μg/m3 (0) 32.0
 
May 16, 2019, 8 a.m. 1.3 ppb (1) 0.0 ppb (0) 0.8 ppb (1) 1.0 ppb (1) 0.8 ppb (1) 0.0 ppb (0) 47.0 ppb (36) 0.14 ppb (2) 16.0 μg/m3 (15) -4.0 μg/m3 (0) 36.0
 
May 16, 2019, 7 a.m. 1.3 ppb (1) 0.0 ppb (0) 0.9 ppb (1) 1.0 ppb (1) 0.9 ppb (1) 0.0 ppb (0) 49.0 ppb (38) 0.14 ppb (2) 4.0 μg/m3 (4) -1.0 μg/m3 (0) 38.0
 
May 16, 2019, 6 a.m. 1.8 ppb (2) 0.1 ppb (0) 1.6 ppb (1) 2.0 ppb (2) 1.5 ppb (1) 0.0 ppb (0) 48.0 ppb (37) 0.16 ppb (2) 4.0 μg/m3 (4) -1.0 μg/m3 (0) 37.0
 
May 16, 2019, 5 a.m. 3.2 ppb (3) 0.4 ppb (0) 2.8 ppb (3) 3.0 ppb (3) 2.4 ppb (2) 0.0 ppb (0) 47.0 ppb (36) 0.16 ppb (2) 2.0 μg/m3 (2) -1.0 μg/m3 (0) 36.0
 
May 16, 2019, 4 a.m. 4.8 ppb (4) 0.5 ppb (0) 3.6 ppb (3) 4.0 ppb (4) 3.5 ppb (3) 0.0 ppb (0) 45.0 ppb (35) 0.17 ppb (2) 6.0 μg/m3 (5) 0.0 μg/m3 (0) 35.0
 
May 16, 2019, 3 a.m. 5.2 ppb (5) 0.6 ppb (1) 4.3 ppb (4) 5.0 ppb (5) 4.0 ppb (4) 0.0 ppb (0) 46.0 ppb (35) 0.17 ppb (2) 8.0 μg/m3 (7) 0.0 μg/m3 (0) 35.0
 
May 16, 2019, 2 a.m. 4.4 ppb (4) 0.5 ppb (0) 3.6 ppb (3) 4.0 ppb (4) 3.3 ppb (3) 0.0 ppb (0) 48.0 ppb (37) 0.16 ppb (2) 10.0 μg/m3 (9) 0.0 μg/m3 (0) 37.0
 
May 16, 2019, 1 a.m. 3.6 ppb (3) 0.5 ppb (0) 3.1 ppb (3) 3.0 ppb (3) 2.7 ppb (3) 0.0 ppb (0) 49.0 ppb (38) 0.16 ppb (2) 7.0 μg/m3 (6) -2.0 μg/m3 (0) 38.0
 
May 16, 2019, midnight 4.2 ppb (4) 0.9 ppb (1) 3.6 ppb (3) 3.0 ppb (3) 2.8 ppb (3) 0.0 ppb (0) 48.0 ppb (37) 0.16 ppb (2) 7.0 μg/m3 (6) 0.0 μg/m3 (0) 37.0
 
May 15, 2019, 11 p.m. 3.1 ppb (3) 0.8 ppb (1) 2.4 ppb (2) 2.0 ppb (2) 1.6 ppb (1) 0.0 ppb (0) 48.0 ppb (37) 0.14 ppb (2) 9.0 μg/m3 (8) 1.0 μg/m3 (4) 37.0
 
May 15, 2019, 10 p.m. 3.2 ppb (3) 0.8 ppb (1) 2.8 ppb (3) 3.0 ppb (3) 2.0 ppb (2) 0.0 ppb (0) 51.0 ppb (39) 0.14 ppb (2) 42.0 μg/m3 (38) 0.0 μg/m3 (0) 39.0
 
May 15, 2019, 9 p.m. 4.1 ppb (4) 0.7 ppb (1) 3.4 ppb (3) 4.0 ppb (4) 2.8 ppb (3) 0.0 ppb (0) 52.0 ppb (40) 0.15 ppb (2) 18.0 μg/m3 (16) 1.0 μg/m3 (4) 40.0
 
May 15, 2019, 8 p.m. 5.9 ppb (5) 1.4 ppb (1) 4.5 ppb (4) 5.0 ppb (5) 3.5 ppb (3) 0.0 ppb (0) 49.0 ppb (38) 0.15 ppb (2) 13.0 μg/m3 (12) 0.0 μg/m3 (0) 38.0
 
May 15, 2019, 7 p.m. 5.3 ppb (5) 1.0 ppb (1) 4.4 ppb (4) 4.0 ppb (4) 3.6 ppb (3) 0.0 ppb (0) 49.0 ppb (38) 0.14 ppb (2) 9.0 μg/m3 (8) -2.0 μg/m3 (0) 38.0
 
May 15, 2019, 6 p.m. 8.1 ppb (8) 1.6 ppb (1) 7.4 ppb (7) 7.0 ppb (6) 6.0 ppb (6) 0.0 ppb (0) 45.0 ppb (35) 0.1 ppb (1) -1.0 μg/m3 (0) -2.0 μg/m3 (0) 35.0
 
May 15, 2019, 5 p.m. 12.2 ppb (11) 2.0 ppb (2) 11.5 ppb (11) 10.0 ppb (9) 9.9 ppb (9) 0.0 ppb (0) 41.0 ppb (32) 0.11 ppb (1) 17.0 μg/m3 (15) 1.0 μg/m3 (4) 32.0
 
May 15, 2019, 4 p.m. 10.4 ppb (10) 1.4 ppb (1) 9.8 ppb (9) 9.0 ppb (8) 8.8 ppb (8) 0.0 ppb (0) 41.0 ppb (32) 0.17 ppb (2) 17.0 μg/m3 (15) 4.0 μg/m3 (17) 32.0
 
May 15, 2019, 3 p.m. 8.7 ppb (8) 1.1 ppb (1) 8.0 ppb (7) 8.0 ppb (7) 7.1 ppb (7) 0.0 ppb (0) 43.0 ppb (33) 0.21 ppb (2) 20.0 μg/m3 (18) 5.0 μg/m3 (21) 33.0
 
May 15, 2019, 2 p.m. 24.2 ppb (22) 3.8 ppb (4) 23.4 ppb (22) 21.0 ppb (19) 20.1 ppb (19) 0.0 ppb (0) 24.0 ppb (18) 0.26 ppb (3) 38.0 μg/m3 (35) 5.0 μg/m3 (21) 35.0
 
May 15, 2019, 1 p.m. 14.2 ppb (13) 1.1 ppb (1) 13.6 ppb (13) 13.0 ppb (12) 12.6 ppb (12) 0.0 ppb (0) 31.0 ppb (24) 0.18 ppb (2) 22.0 μg/m3 (20) 3.0 μg/m3 (12) 24.0
 
May 15, 2019, noon 11.4 ppb (11) 0.6 ppb (1) 11.2 ppb (10) 11.0 ppb (10) 10.9 ppb (10) 0.0 ppb (0) 36.0 ppb (28) 0.14 ppb (2) 17.0 μg/m3 (15) 1.0 μg/m3 (4) 28.0
 
May 15, 2019, 11 a.m. 6.7 ppb (6) 0.3 ppb (0) 6.9 ppb (6) 6.0 ppb (6) 6.4 ppb (6) 0.0 ppb (0) 42.0 ppb (32) 0.15 ppb (2) 17.0 μg/m3 (15) 1.0 μg/m3 (4) 32.0
 
May 15, 2019, 10 a.m. 4.3 ppb (4) 0.0 ppb (0) 3.9 ppb (4) 4.0 ppb (4) 3.8 ppb (4) 0.0 ppb (0) 49.0 ppb (38) 0.14 ppb (2) 14.0 μg/m3 (13) 2.0 μg/m3 (8) 38.0
 
May 15, 2019, 9 a.m. 2.9 ppb (3) 0.0 ppb (0) 2.6 ppb (2) 3.0 ppb (3) 2.6 ppb (2) 0.0 ppb (0) 50.0 ppb (38) 0.15 ppb (2) 9.0 μg/m3 (8) 1.0 μg/m3 (4) 38.0
 
May 15, 2019, 8 a.m. 3.0 ppb (3) 0.1 ppb (0) 2.7 ppb (3) 3.0 ppb (3) 2.5 ppb (2) 0.0 ppb (0) 50.0 ppb (38) 0.13 ppb (1) 23.0 μg/m3 (21) -1.0 μg/m3 (0) 38.0
 
May 15, 2019, 7 a.m. 4.1 ppb (4) 0.0 ppb (0) 3.6 ppb (3) 4.0 ppb (4) 3.6 ppb (3) 0.0 ppb (0) 49.0 ppb (38) 0.13 ppb (1) 6.0 μg/m3 (5) 1.0 μg/m3 (4) 38.0
 
May 15, 2019, 6 a.m. 5.0 ppb (5) 0.2 ppb (0) 4.6 ppb (4) 5.0 ppb (5) 4.4 ppb (4) 0.0 ppb (0) 49.0 ppb (38) 0.14 ppb (2) 10.0 μg/m3 (9) 1.0 μg/m3 (4) 38.0
 
May 15, 2019, 5 a.m. 5.6 ppb (5) 0.3 ppb (0) 4.8 ppb (4) 5.0 ppb (5) 4.6 ppb (4) 0.0 ppb (0) 51.0 ppb (39) 0.14 ppb (2) 9.0 μg/m3 (8) 1.0 μg/m3 (4) 39.0
 
May 15, 2019, 4 a.m. 5.8 ppb (5) 0.7 ppb (1) 5.1 ppb (5) 5.0 ppb (5) 4.6 ppb (4) 0.0 ppb (0) 52.0 ppb (40) 0.16 ppb (2) 11.0 μg/m3 (10) 3.0 μg/m3 (12) 40.0
 
May 15, 2019, 3 a.m. 4.6 ppb (4) 0.2 ppb (0) 4.2 ppb (4) 4.0 ppb (4) 4.0 ppb (4) 0.0 ppb (0) 54.0 ppb (42) 0.16 ppb (2) 18.0 μg/m3 (16) 2.0 μg/m3 (8) 42.0
 
May 15, 2019, 2 a.m. 5.0 ppb (5) 0.4 ppb (0) 4.5 ppb (4) 5.0 ppb (5) 4.2 ppb (4) 0.0 ppb (0) 54.0 ppb (42) 0.16 ppb (2) 13.0 μg/m3 (12) 0.0 μg/m3 (0) 42.0
 
May 15, 2019, 1 a.m. 5.6 ppb (5) 0.6 ppb (1) 4.8 ppb (4) 5.0 ppb (5) 4.3 ppb (4) 0.0 ppb (0) 52.0 ppb (40) 0.21 ppb (2) 15.0 μg/m3 (14) 1.0 μg/m3 (4) 40.0
 
May 15, 2019, midnight 5.4 ppb (5) 0.5 ppb (0) 4.9 ppb (5) 5.0 ppb (5) 4.5 ppb (4) 0.0 ppb (0) 57.0 ppb (44) 0.19 ppb (2) 10.0 μg/m3 (9) 2.0 μg/m3 (8) 44.0
 
May 14, 2019, 11 p.m. 5.3 ppb (5) 0.8 ppb (1) 4.6 ppb (4) 5.0 ppb (5) 3.7 ppb (3) 0.0 ppb (0) 57.0 ppb (44) 0.16 ppb (2) 11.0 μg/m3 (10) 2.0 μg/m3 (8) 44.0
 
May 14, 2019, 10 p.m. 6.2 ppb (6) 1.2 ppb (1) 5.2 ppb (5) 5.0 ppb (5) 4.1 ppb (4) 0.0 ppb (0) 58.0 ppb (45) 0.15 ppb (2) 19.0 μg/m3 (17) -1.0 μg/m3 (0) 45.0
 
May 14, 2019, 9 p.m. 5.8 ppb (5) 1.4 ppb (1) 4.9 ppb (5) 5.0 ppb (5) 3.8 ppb (4) 0.0 ppb (0) 54.0 ppb (42) 0.08 ppb (1) 14.0 μg/m3 (13) -1.0 μg/m3 (0) 42.0
 
May 14, 2019, 8 p.m. 4.4 ppb (4) 1.1 ppb (1) 3.6 ppb (3) 3.0 ppb (3) 2.8 ppb (3) 0.0 ppb (0) 55.0 ppb (42) 0.06 ppb (1) 10.0 μg/m3 (9) 2.0 μg/m3 (8) 42.0
 
May 14, 2019, 7 p.m. 3.6 ppb (3) 0.8 ppb (1) 3.3 ppb (3) 3.0 ppb (3) 2.6 ppb (2) 0.0 ppb (0) 60.0 ppb (46) 0.06 ppb (1) 16.0 μg/m3 (15) 5.0 μg/m3 (21) 46.0
 
May 14, 2019, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 64.0 ppb (49) 0.07 ppb (1) 23.0 μg/m3 (21) 7.0 μg/m3 (29) 49.0
 
May 14, 2019, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 59.0 ppb (45) 0.33 ppb (4) 20.0 μg/m3 (18) 11.0 μg/m3 (46) 46.0
 
May 14, 2019, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 50.0 ppb (38) 0.23 ppb (3) 20.0 μg/m3 (18) 10.0 μg/m3 (42) 42.0
 
May 14, 2019, 3 p.m. 47.1 ppb (44) 21.3 ppb (20) 48.9 ppb (45) 26.0 ppb (24) 27.1 ppb (25) 1.0 ppb (1) 24.0 ppb (18) 0.33 ppb (4) 47.0 μg/m3 (43) 11.0 μg/m3 (46) 46.0
 
May 14, 2019, 2 p.m. 76.4 ppb (74) 42.2 ppb (39) 78.1 ppb (76) 34.0 ppb (31) 35.8 ppb (33) 2.0 ppb (3) 8.0 ppb (6) 0.56 ppb (6) 59.0 μg/m3 (52) 15.0 μg/m3 (56) 76.0
 
May 14, 2019, 1 p.m. 39.0 ppb (36) 11.8 ppb (11) 39.8 ppb (37) 27.0 ppb (25) 28.2 ppb (26) 0.0 ppb (0) 9.0 ppb (7) 0.38 ppb (4) 34.0 μg/m3 (31) 5.0 μg/m3 (21) 37.0
 
May 14, 2019, noon 26.1 ppb (24) 2.1 ppb (2) 26.7 ppb (25) 24.0 ppb (22) 25.1 ppb (23) 0.0 ppb (0) 12.0 ppb (9) 0.23 ppb (3) 19.0 μg/m3 (17) -1.0 μg/m3 (0) 25.0
 
May 14, 2019, 11 a.m. 26.4 ppb (24) 2.9 ppb (3) 27.4 ppb (25) 24.0 ppb (22) 25.2 ppb (23) 0.0 ppb (0) 8.0 ppb (6) 0.21 ppb (2) 24.0 μg/m3 (22) 0.0 μg/m3 (0) 25.0
 
May 14, 2019, 10 a.m. 20.1 ppb (19) 0.6 ppb (1) 20.6 ppb (19) 20.0 ppb (19) 20.6 ppb (19) 0.0 ppb (0) 16.0 ppb (12) 0.14 ppb (2) 10.0 μg/m3 (9) -2.0 μg/m3 (0) 19.0
 
May 14, 2019, 9 a.m. 19.4 ppb (18) 0.8 ppb (1) 19.8 ppb (18) 19.0 ppb (18) 19.7 ppb (18) 0.0 ppb (0) 18.0 ppb (14) 0.21 ppb (2) 15.0 μg/m3 (14) -4.0 μg/m3 (0) 18.0
 
May 14, 2019, 8 a.m. 11.6 ppb (11) 0.3 ppb (0) 10.6 ppb (10) 11.0 ppb (10) 10.6 ppb (10) 0.0 ppb (0) 33.0 ppb (25) 0.09 ppb (1) 25.0 μg/m3 (23) 1.0 μg/m3 (4) 25.0
 
May 14, 2019, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 36.0 ppb (28) 0.05 ppb (1) 20.0 μg/m3 (18) 2.0 μg/m3 (8) 28.0
 
May 14, 2019, 6 a.m. 6.3 ppb (6) 0.2 ppb (0) 5.8 ppb (5) 6.0 ppb (6) 5.9 ppb (5) 0.0 ppb (0) 45.0 ppb (35) 0.04 ppb (0) 13.0 μg/m3 (12) 0.0 μg/m3 (0) 35.0
 
May 14, 2019, 5 a.m. 4.7 ppb (4) 0.3 ppb (0) 4.5 ppb (4) 5.0 ppb (5) 4.5 ppb (4) 0.0 ppb (0) 51.0 ppb (39) 0.02 ppb (0) 13.0 μg/m3 (12) -4.0 μg/m3 (0) 39.0
 
May 14, 2019, 4 a.m. 4.9 ppb (5) 0.6 ppb (1) 4.3 ppb (4) 4.0 ppb (4) 4.0 ppb (4) 0.0 ppb (0) 52.0 ppb (40) 0.05 ppb (1) 12.0 μg/m3 (11) -4.0 μg/m3 (0) 40.0
 
May 14, 2019, 3 a.m. 4.1 ppb (4) 0.5 ppb (0) 4.0 ppb (4) 4.0 ppb (4) 3.7 ppb (3) 0.0 ppb (0) 55.0 ppb (42) 0.05 ppb (1) 17.0 μg/m3 (15) -3.0 μg/m3 (0) 42.0
 
May 14, 2019, 2 a.m. 3.7 ppb (3) 0.7 ppb (1) 3.2 ppb (3) 3.0 ppb (3) 2.8 ppb (3) 0.0 ppb (0) 57.0 ppb (44) 0.07 ppb (1) 15.0 μg/m3 (14) -2.0 μg/m3 (0) 44.0
 
May 14, 2019, 1 a.m. 3.2 ppb (3) 0.6 ppb (1) 3.1 ppb (3) 3.0 ppb (3) 2.7 ppb (3) 0.0 ppb (0) 56.0 ppb (43) N/A 30.0 μg/m3 (27) 1.0 μg/m3 (4) 43.0
 
May 14, 2019, midnight 3.9 ppb (4) 0.9 ppb (1) 3.8 ppb (4) 3.0 ppb (3) 3.0 ppb (3) 0.0 ppb (0) 54.0 ppb (42) N/A 19.0 μg/m3 (17) 1.0 μg/m3 (4) 42.0
 
May 13, 2019, 11 p.m. 4.4 ppb (4) 1.1 ppb (1) 3.9 ppb (4) 3.0 ppb (3) 3.2 ppb (3) 0.0 ppb (0) 55.0 ppb (42) N/A 23.0 μg/m3 (21) 3.0 μg/m3 (12) 42.0
 
May 13, 2019, 10 p.m. 4.5 ppb (4) 1.0 ppb (1) 4.1 ppb (4) 4.0 ppb (4) 3.3 ppb (3) N/A N/A N/A 27.0 μg/m3 (25) 7.0 μg/m3 (29) 29.0
 
May 13, 2019, 9 p.m. 5.5 ppb (5) 1.8 ppb (2) 5.0 ppb (5) 4.0 ppb (4) 3.8 ppb (4) N/A N/A N/A 39.0 μg/m3 (35) 3.0 μg/m3 (12) 35.0
 
May 13, 2019, 8 p.m. 7.1 ppb (7) 2.8 ppb (3) 6.3 ppb (6) 4.0 ppb (4) 4.4 ppb (4) N/A N/A N/A 27.0 μg/m3 (25) 4.0 μg/m3 (17) 25.0
 
May 13, 2019, 7 p.m. 4.0 ppb (4) 1.2 ppb (1) 3.8 ppb (4) 3.0 ppb (3) 3.1 ppb (3) N/A N/A N/A 28.0 μg/m3 (25) 6.0 μg/m3 (25) 25.0
 
May 13, 2019, 6 p.m. 8.2 ppb (8) 2.5 ppb (2) 9.3 ppb (9) 6.0 ppb (6) 5.9 ppb (5) N/A N/A N/A 30.0 μg/m3 (27) 24.0 μg/m3 (76) 76.0
 
May 13, 2019, 5 p.m. 19.8 ppb (18) 6.8 ppb (6) 19.7 ppb (18) 13.0 ppb (12) 13.7 ppb (13) N/A N/A N/A N/A N/A 18.0
 
May 13, 2019, 4 p.m. 43.3 ppb (40) 16.3 ppb (15) 44.1 ppb (41) 27.0 ppb (25) 28.0 ppb (26) N/A N/A N/A N/A N/A 41.0
 
May 13, 2019, 3 p.m. 33.3 ppb (31) 12.9 ppb (12) 33.3 ppb (31) 21.0 ppb (19) 20.9 ppb (19) 0.0 ppb (0) 25.0 ppb (19) 0.31 ppb (3) N/A N/A 31.0
 
May 13, 2019, 2 p.m. 30.4 ppb (28) 9.3 ppb (9) 30.3 ppb (28) 21.0 ppb (19) 21.5 ppb (20) 0.0 ppb (0) 18.0 ppb (14) 0.23 ppb (3) 34.0 μg/m3 (31) 5.0 μg/m3 (21) 31.0
 
May 13, 2019, 1 p.m. 26.6 ppb (25) 5.1 ppb (5) 26.8 ppb (25) 22.0 ppb (20) 22.1 ppb (20) 0.0 ppb (0) 13.0 ppb (10) 0.19 ppb (2) 26.0 μg/m3 (24) 1.0 μg/m3 (4) 25.0
 
May 13, 2019, noon 31.3 ppb (29) 3.5 ppb (3) 30.3 ppb (28) 28.0 ppb (26) 28.2 ppb (26) 0.0 ppb (0) 7.0 ppb (5) 0.18 ppb (2) 27.0 μg/m3 (25) 1.0 μg/m3 (4) 29.0
 
May 13, 2019, 11 a.m. 25.7 ppb (24) 2.0 ppb (2) 26.4 ppb (24) 24.0 ppb (22) 25.7 ppb (24) 0.0 ppb (0) 7.0 ppb (5) 0.09 ppb (1) 12.0 μg/m3 (11) 2.0 μg/m3 (8) 24.0
 
May 13, 2019, 10 a.m. 8.1 ppb (8) 0.3 ppb (0) 8.3 ppb (8) 8.0 ppb (7) 8.4 ppb (8) 0.0 ppb (0) 32.0 ppb (25) 0.03 ppb (0) 12.0 μg/m3 (11) 1.0 μg/m3 (4) 25.0
 
May 13, 2019, 9 a.m. 4.3 ppb (4) 0.2 ppb (0) 3.8 ppb (4) 4.0 ppb (4) 3.8 ppb (4) 0.0 ppb (0) 42.0 ppb (32) N/A 14.0 μg/m3 (13) 0.0 μg/m3 (0) 32.0
 
May 13, 2019, 8 a.m. 5.6 ppb (5) 0.3 ppb (0) 4.9 ppb (5) 5.0 ppb (5) 4.9 ppb (5) 0.0 ppb (0) 43.0 ppb (33) 0.06 ppb (1) 26.0 μg/m3 (24) 1.0 μg/m3 (4) 33.0
 
May 13, 2019, 7 a.m. 4.5 ppb (4) 0.3 ppb (0) 4.3 ppb (4) 4.0 ppb (4) 4.4 ppb (4) 0.0 ppb (0) 46.0 ppb (35) 0.09 ppb (1) 13.0 μg/m3 (12) 2.0 μg/m3 (8) 35.0
 
May 13, 2019, 6 a.m. 4.0 ppb (4) 0.2 ppb (0) 4.1 ppb (4) 4.0 ppb (4) 4.1 ppb (4) 0.0 ppb (0) 49.0 ppb (38) 0.12 ppb (1) 14.0 μg/m3 (13) 4.0 μg/m3 (17) 38.0
 
May 13, 2019, 5 a.m. 5.3 ppb (5) 0.4 ppb (0) 5.2 ppb (5) 5.0 ppb (5) 5.0 ppb (5) 0.0 ppb (0) 49.0 ppb (38) 0.13 ppb (1) 17.0 μg/m3 (15) 5.0 μg/m3 (21) 38.0
 
May 13, 2019, 4 a.m. 5.0 ppb (5) 0.5 ppb (0) 4.9 ppb (5) 5.0 ppb (5) 4.5 ppb (4) 0.0 ppb (0) 50.0 ppb (38) 0.14 ppb (2) 23.0 μg/m3 (21) 2.0 μg/m3 (8) 38.0
 
May 13, 2019, 3 a.m. 5.2 ppb (5) 0.8 ppb (1) 4.8 ppb (4) 4.0 ppb (4) 4.3 ppb (4) 0.0 ppb (0) 50.0 ppb (38) 0.15 ppb (2) 18.0 μg/m3 (16) 1.0 μg/m3 (4) 38.0
 
May 13, 2019, 2 a.m. 4.6 ppb (4) 0.7 ppb (1) 4.4 ppb (4) 4.0 ppb (4) 3.9 ppb (4) 0.0 ppb (0) 50.0 ppb (38) 0.14 ppb (2) 16.0 μg/m3 (15) 1.0 μg/m3 (4) 38.0
 
May 13, 2019, 1 a.m. 4.7 ppb (4) 0.9 ppb (1) 4.6 ppb (4) 4.0 ppb (4) 3.9 ppb (4) 0.0 ppb (0) 50.0 ppb (38) 0.18 ppb (2) 27.0 μg/m3 (25) 4.0 μg/m3 (17) 38.0
 
May 13, 2019, midnight 4.2 ppb (4) 0.8 ppb (1) 3.9 ppb (4) 3.0 ppb (3) 3.4 ppb (3) 0.0 ppb (0) 51.0 ppb (39) 0.17 ppb (2) 26.0 μg/m3 (24) 6.0 μg/m3 (25) 39.0
 
May 12, 2019, 11 p.m. 4.3 ppb (4) 1.2 ppb (1) 3.8 ppb (4) 3.0 ppb (3) 3.1 ppb (3) 0.0 ppb (0) 53.0 ppb (41) 0.14 ppb (2) 20.0 μg/m3 (18) 7.0 μg/m3 (29) 41.0
 
May 12, 2019, 10 p.m. 2.9 ppb (3) 0.7 ppb (1) 2.7 ppb (3) 2.0 ppb (2) 2.3 ppb (2) 0.0 ppb (0) 54.0 ppb (42) 0.11 ppb (1) 15.0 μg/m3 (14) 5.0 μg/m3 (21) 42.0
 
May 12, 2019, 9 p.m. 2.9 ppb (3) 0.5 ppb (0) 2.6 ppb (2) 3.0 ppb (3) 2.3 ppb (2) 0.0 ppb (0) 56.0 ppb (43) 0.09 ppb (1) 19.0 μg/m3 (17) 6.0 μg/m3 (25) 43.0
 
May 12, 2019, 8 p.m. 4.0 ppb (4) 1.0 ppb (1) 3.3 ppb (3) 3.0 ppb (3) 2.7 ppb (3) 0.0 ppb (0) 60.0 ppb (46) 0.06 ppb (1) 19.0 μg/m3 (17) 10.0 μg/m3 (42) 46.0
 
May 12, 2019, 7 p.m. 3.7 ppb (3) 0.8 ppb (1) 3.5 ppb (3) 3.0 ppb (3) 3.0 ppb (3) 0.0 ppb (0) 60.0 ppb (46) 0.09 ppb (1) 18.0 μg/m3 (16) 14.0 μg/m3 (54) 54.0
 
May 12, 2019, 6 p.m. 5.9 ppb (5) 1.3 ppb (1) 5.5 ppb (5) 5.0 ppb (5) 4.5 ppb (4) 0.0 ppb (0) 59.0 ppb (45) 0.19 ppb (2) 17.0 μg/m3 (15) 15.0 μg/m3 (56) 56.0