AQSQID: 060658001

Site Name: Riverside - Rubidoux

Location: Riverside Co, CA

Reporting: True, Located: True

Current AQI: 56.0

Riverside Co CA, US: 34.0103, -117.4258

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 19, 2019, 4 p.m. 18.7 ppb (17) 5.8 ppb (5) 16.6 ppb (15) 13.0 ppb (12) 11.0 ppb (10) 0.0 ppb (0) 22.0 ppb (17) 0.22 ppb (2) 35.0 μg/m3 (32) 15.0 μg/m3 (56) 56.0
 
Sept. 19, 2019, 3 p.m. 26.6 ppb (25) 10.7 ppb (10) 23.9 ppb (22) 16.0 ppb (15) 13.8 ppb (13) 1.0 ppb (1) 12.0 ppb (9) 0.3 ppb (3) 52.0 μg/m3 (47) 11.0 μg/m3 (46) 47.0
 
Sept. 19, 2019, 2 p.m. 38.8 ppb (36) 20.9 ppb (19) 34.3 ppb (32) 18.0 ppb (17) 15.8 ppb (15) 1.0 ppb (1) 2.0 ppb (2) 0.39 ppb (4) 43.0 μg/m3 (39) 8.0 μg/m3 (33) 39.0
 
Sept. 19, 2019, 1 p.m. 45.2 ppb (42) 25.9 ppb (24) 43.1 ppb (40) 19.0 ppb (18) 15.4 ppb (14) 1.0 ppb (1) 0.0 ppb (0) 0.44 ppb (5) 68.0 μg/m3 (56) 7.0 μg/m3 (29) 56.0
 
Sept. 19, 2019, noon 21.2 ppb (20) 4.0 ppb (4) 17.8 ppb (16) 17.0 ppb (16) 14.9 ppb (14) 0.0 ppb (0) 0.0 ppb (0) 0.26 ppb (3) 36.0 μg/m3 (33) 6.0 μg/m3 (25) 33.0
 
Sept. 19, 2019, 11 a.m. 35.5 ppb (33) 14.4 ppb (13) 25.2 ppb (23) 21.0 ppb (19) 15.4 ppb (14) 0.0 ppb (0) 0.0 ppb (0) 0.34 ppb (4) 41.0 μg/m3 (37) 5.0 μg/m3 (21) 37.0
 
Sept. 19, 2019, 10 a.m. 18.9 ppb (18) 3.2 ppb (3) 18.3 ppb (17) 16.0 ppb (15) 15.7 ppb (15) 0.0 ppb (0) 2.0 ppb (2) 0.26 ppb (3) 42.0 μg/m3 (38) 6.0 μg/m3 (25) 38.0
 
Sept. 19, 2019, 9 a.m. 27.9 ppb (26) 7.7 ppb (7) 25.6 ppb (24) 20.0 ppb (19) 17.9 ppb (17) 0.0 ppb (0) 1.0 ppb (1) 0.48 ppb (5) 35.0 μg/m3 (32) 9.0 μg/m3 (38) 38.0
 
Sept. 19, 2019, 8 a.m. 16.9 ppb (16) 1.5 ppb (1) 17.1 ppb (16) 15.0 ppb (14) 15.7 ppb (15) 0.0 ppb (0) 5.0 ppb (4) 0.29 ppb (3) 39.0 μg/m3 (35) 9.0 μg/m3 (38) 38.0
 
Sept. 19, 2019, 7 a.m. 27.5 ppb (25) 4.0 ppb (4) 24.9 ppb (23) 24.0 ppb (22) 21.2 ppb (20) 0.0 ppb (0) 2.0 ppb (2) 0.46 ppb (5) 37.0 μg/m3 (34) 8.0 μg/m3 (33) 34.0
 
Sept. 19, 2019, 6 a.m. 11.8 ppb (11) 0.4 ppb (0) 10.1 ppb (9) 11.0 ppb (10) 10.0 ppb (9) 0.0 ppb (0) 13.0 ppb (10) 0.32 ppb (4) 51.0 μg/m3 (46) 9.0 μg/m3 (38) 46.0
 
Sept. 19, 2019, 5 a.m. 9.1 ppb (8) 0.2 ppb (0) 8.0 ppb (7) 9.0 ppb (8) 7.9 ppb (7) 0.0 ppb (0) 18.0 ppb (14) 0.22 ppb (2) 35.0 μg/m3 (32) 6.0 μg/m3 (25) 32.0
 
Sept. 19, 2019, 4 a.m. 7.4 ppb (7) 0.0 ppb (0) 6.2 ppb (6) 7.0 ppb (6) 6.1 ppb (6) 0.0 ppb (0) 22.0 ppb (17) 0.17 ppb (2) 38.0 μg/m3 (35) 3.0 μg/m3 (12) 35.0
 
Sept. 19, 2019, 3 a.m. 5.9 ppb (5) -0.1 ppb (0) 5.0 ppb (5) 6.0 ppb (6) 4.9 ppb (5) 0.0 ppb (0) 27.0 ppb (21) 0.15 ppb (2) 38.0 μg/m3 (35) 5.0 μg/m3 (21) 35.0
 
Sept. 19, 2019, 2 a.m. 4.1 ppb (4) -0.2 ppb (0) 3.6 ppb (3) 4.0 ppb (4) 3.5 ppb (3) 0.0 ppb (0) 36.0 ppb (28) 0.14 ppb (2) 38.0 μg/m3 (35) 6.0 μg/m3 (25) 35.0
 
Sept. 19, 2019, 1 a.m. 4.3 ppb (4) -0.1 ppb (0) 4.0 ppb (4) 4.0 ppb (4) 3.9 ppb (4) 0.0 ppb (0) 42.0 ppb (32) 0.15 ppb (2) 48.0 μg/m3 (44) 8.0 μg/m3 (33) 44.0
 
Sept. 19, 2019, midnight 3.6 ppb (3) 0.0 ppb (0) 4.0 ppb (4) 4.0 ppb (4) 3.8 ppb (4) 0.0 ppb (0) 57.0 ppb (44) 0.15 ppb (2) 57.0 μg/m3 (51) 10.0 μg/m3 (42) 51.0
 
Sept. 18, 2019, 11 p.m. 4.0 ppb (4) 0.0 ppb (0) 4.6 ppb (4) 4.0 ppb (4) 4.3 ppb (4) 0.0 ppb (0) 66.0 ppb (51) 0.16 ppb (2) 51.0 μg/m3 (46) 9.0 μg/m3 (38) 51.0
 
Sept. 18, 2019, 10 p.m. 4.0 ppb (4) 0.0 ppb (0) 4.8 ppb (4) 4.0 ppb (4) 4.5 ppb (4) 1.0 ppb (1) 73.0 ppb (57) 0.17 ppb (2) 44.0 μg/m3 (40) 8.0 μg/m3 (33) 57.0
 
Sept. 18, 2019, 9 p.m. 3.4 ppb (3) 0.0 ppb (0) 4.3 ppb (4) 3.0 ppb (3) 4.1 ppb (4) 1.0 ppb (1) 72.0 ppb (56) 0.15 ppb (2) 46.0 μg/m3 (42) 9.0 μg/m3 (38) 56.0
 
Sept. 18, 2019, 8 p.m. 5.4 ppb (5) 0.8 ppb (1) 5.3 ppb (5) 5.0 ppb (5) 4.7 ppb (4) 1.0 ppb (1) 66.0 ppb (51) 0.16 ppb (2) 38.0 μg/m3 (35) 7.0 μg/m3 (29) 51.0
 
Sept. 18, 2019, 7 p.m. 3.9 ppb (4) 0.3 ppb (0) 4.5 ppb (4) 4.0 ppb (4) 4.0 ppb (4) 1.0 ppb (1) 54.0 ppb (42) 0.14 ppb (2) 27.0 μg/m3 (25) 4.0 μg/m3 (17) 42.0
 
Sept. 18, 2019, 6 p.m. 3.8 ppb (4) 0.4 ppb (0) 4.5 ppb (4) 3.0 ppb (3) 4.0 ppb (4) 1.0 ppb (1) 48.0 ppb (37) 0.13 ppb (1) N/A N/A 37.0
 
Sept. 18, 2019, 5 p.m. 9.3 ppb (9) 2.1 ppb (2) 9.2 ppb (9) 7.0 ppb (6) 7.1 ppb (7) 1.0 ppb (1) 36.0 ppb (28) 0.19 ppb (2) N/A N/A 28.0
 
Sept. 18, 2019, 4 p.m. 22.3 ppb (21) 7.8 ppb (7) 21.1 ppb (20) 14.0 ppb (13) 13.5 ppb (12) 1.0 ppb (1) 21.0 ppb (16) 0.29 ppb (3) 42.0 μg/m3 (38) 11.0 μg/m3 (46) 46.0
 
Sept. 18, 2019, 3 p.m. 30.6 ppb (28) 12.9 ppb (12) 28.3 ppb (26) 18.0 ppb (17) 16.4 ppb (15) 1.0 ppb (1) 11.0 ppb (8) 0.37 ppb (4) 50.0 μg/m3 (45) 14.0 μg/m3 (54) 54.0
 
Sept. 18, 2019, 2 p.m. 51.0 ppb (47) 31.4 ppb (29) 48.2 ppb (45) 20.0 ppb (19) 18.6 ppb (17) 1.0 ppb (1) 3.0 ppb (2) 0.6 ppb (7) 60.0 μg/m3 (52) 17.0 μg/m3 (61) 61.0
 
Sept. 18, 2019, 1 p.m. 53.4 ppb (49) 34.1 ppb (32) 48.1 ppb (45) 19.0 ppb (18) 15.8 ppb (15) 1.0 ppb (1) 0.0 ppb (0) 0.7 ppb (8) 49.0 μg/m3 (45) 8.0 μg/m3 (33) 49.0
 
Sept. 18, 2019, noon 56.2 ppb (52) 34.4 ppb (32) 50.2 ppb (46) 22.0 ppb (20) 21.9 ppb (20) 1.0 ppb (1) 0.0 ppb (0) 0.53 ppb (6) 61.0 μg/m3 (53) 19.0 μg/m3 (65) 65.0
 
Sept. 18, 2019, 11 a.m. 36.0 ppb (33) 12.1 ppb (11) 34.1 ppb (32) 24.0 ppb (22) 20.8 ppb (19) 0.0 ppb (0) 0.0 ppb (0) 0.39 ppb (4) 37.0 μg/m3 (34) 12.0 μg/m3 (50) 50.0
 
Sept. 18, 2019, 10 a.m. 23.7 ppb (22) 2.4 ppb (2) 21.0 ppb (19) 21.0 ppb (19) 20.3 ppb (19) 0.0 ppb (0) 2.0 ppb (2) 0.33 ppb (4) 35.0 μg/m3 (32) 13.0 μg/m3 (52) 52.0
 
Sept. 18, 2019, 9 a.m. 29.3 ppb (27) 4.5 ppb (4) 21.1 ppb (20) 25.0 ppb (23) 19.5 ppb (18) 0.0 ppb (0) 2.0 ppb (2) 0.36 ppb (4) 41.0 μg/m3 (37) 12.0 μg/m3 (50) 50.0
 
Sept. 18, 2019, 8 a.m. 19.3 ppb (18) 2.7 ppb (3) 14.7 ppb (14) 17.0 ppb (16) 14.4 ppb (13) 0.0 ppb (0) 8.0 ppb (6) 0.43 ppb (5) 44.0 μg/m3 (40) 12.0 μg/m3 (50) 50.0
 
Sept. 18, 2019, 7 a.m. 12.6 ppb (12) 0.6 ppb (1) 11.4 ppb (11) 12.0 ppb (11) 11.3 ppb (10) 0.0 ppb (0) 18.0 ppb (14) 0.24 ppb (3) 49.0 μg/m3 (45) 11.0 μg/m3 (46) 46.0
 
Sept. 18, 2019, 6 a.m. 13.7 ppb (13) 0.8 ppb (1) 11.8 ppb (11) 13.0 ppb (12) 11.6 ppb (11) 0.0 ppb (0) 13.0 ppb (10) 0.26 ppb (3) 46.0 μg/m3 (42) 8.0 μg/m3 (33) 42.0
 
Sept. 18, 2019, 5 a.m. 10.5 ppb (10) 0.4 ppb (0) 9.4 ppb (9) 10.0 ppb (9) 9.2 ppb (9) 0.0 ppb (0) 21.0 ppb (16) 0.22 ppb (2) 39.0 μg/m3 (35) 7.0 μg/m3 (29) 35.0
 
Sept. 18, 2019, 4 a.m. 9.6 ppb (9) 0.3 ppb (0) 8.6 ppb (8) 9.0 ppb (8) 8.5 ppb (8) 0.0 ppb (0) 24.0 ppb (18) 0.19 ppb (2) 39.0 μg/m3 (35) 8.0 μg/m3 (33) 35.0
 
Sept. 18, 2019, 3 a.m. 6.6 ppb (6) 0.0 ppb (0) 5.7 ppb (5) 7.0 ppb (6) 5.6 ppb (5) 0.0 ppb (0) 27.0 ppb (21) 0.15 ppb (2) 33.0 μg/m3 (30) 7.0 μg/m3 (29) 30.0
 
Sept. 18, 2019, 2 a.m. 4.6 ppb (4) -0.1 ppb (0) 4.0 ppb (4) 5.0 ppb (5) 3.9 ppb (4) 0.0 ppb (0) 32.0 ppb (25) 0.14 ppb (2) 29.0 μg/m3 (26) 5.0 μg/m3 (21) 26.0
 
Sept. 18, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 40.0 μg/m3 (36) 5.0 μg/m3 (21) 36.0
 
Sept. 18, 2019, midnight 3.9 ppb (4) 0.2 ppb (0) 4.4 ppb (4) 4.0 ppb (4) 4.0 ppb (4) 0.0 ppb (0) 48.0 ppb (37) 0.13 ppb (1) 43.0 μg/m3 (39) 6.0 μg/m3 (25) 39.0
 
Sept. 17, 2019, 11 p.m. 4.0 ppb (4) 0.2 ppb (0) 5.2 ppb (5) 4.0 ppb (4) 4.8 ppb (4) 0.0 ppb (0) 56.0 ppb (43) 0.13 ppb (1) 45.0 μg/m3 (41) 4.0 μg/m3 (17) 43.0
 
Sept. 17, 2019, 10 p.m. 3.7 ppb (3) 0.1 ppb (0) 3.7 ppb (3) 4.0 ppb (4) 3.3 ppb (3) 0.0 ppb (0) 59.0 ppb (45) 0.13 ppb (1) 37.0 μg/m3 (34) 3.0 μg/m3 (12) 45.0
 
Sept. 17, 2019, 9 p.m. 3.2 ppb (3) 0.1 ppb (0) 3.4 ppb (3) 3.0 ppb (3) 3.1 ppb (3) 0.0 ppb (0) 59.0 ppb (45) 0.13 ppb (1) 38.0 μg/m3 (35) 2.0 μg/m3 (8) 45.0
 
Sept. 17, 2019, 8 p.m. 3.7 ppb (3) 0.3 ppb (0) 3.9 ppb (4) 3.0 ppb (3) 3.2 ppb (3) 0.0 ppb (0) 51.0 ppb (39) 0.12 ppb (1) 32.0 μg/m3 (29) 3.0 μg/m3 (12) 39.0
 
Sept. 17, 2019, 7 p.m. 4.5 ppb (4) 0.6 ppb (1) 4.5 ppb (4) 4.0 ppb (4) 3.6 ppb (3) 0.0 ppb (0) 46.0 ppb (35) 0.11 ppb (1) 26.0 μg/m3 (24) 5.0 μg/m3 (21) 35.0
 
Sept. 17, 2019, 6 p.m. 7.3 ppb (7) 1.5 ppb (1) 7.0 ppb (6) 6.0 ppb (6) 5.4 ppb (5) 0.0 ppb (0) 40.0 ppb (31) 0.14 ppb (2) 28.0 μg/m3 (25) 5.0 μg/m3 (21) 31.0
 
Sept. 17, 2019, 5 p.m. 15.2 ppb (14) 4.3 ppb (4) 14.2 ppb (13) 11.0 ppb (10) 9.7 ppb (9) 1.0 ppb (1) 32.0 ppb (25) 0.18 ppb (2) 28.0 μg/m3 (25) 8.0 μg/m3 (33) 33.0
 
Sept. 17, 2019, 4 p.m. 52.7 ppb (49) 26.1 ppb (24) 47.7 ppb (44) 27.0 ppb (25) 23.1 ppb (21) 1.0 ppb (1) 14.0 ppb (11) 0.38 ppb (4) 80.0 μg/m3 (62) 11.0 μg/m3 (46) 62.0
 
Sept. 17, 2019, 3 p.m. 66.1 ppb (63) 37.8 ppb (35) 60.5 ppb (57) 28.0 ppb (26) 24.9 ppb (23) 1.0 ppb (1) 6.0 ppb (5) 0.42 ppb (5) 70.0 μg/m3 (58) 17.0 μg/m3 (61) 63.0
 
Sept. 17, 2019, 2 p.m. 66.3 ppb (63) 43.6 ppb (40) 60.3 ppb (57) 23.0 ppb (21) 20.3 ppb (19) 1.0 ppb (1) 2.0 ppb (2) 0.62 ppb (7) 96.0 μg/m3 (70) 12.0 μg/m3 (50) 70.0
 
Sept. 17, 2019, 1 p.m. 48.6 ppb (45) 29.8 ppb (28) 41.7 ppb (39) 19.0 ppb (18) 15.1 ppb (14) 1.0 ppb (1) 0.0 ppb (0) 0.57 ppb (6) 73.0 μg/m3 (59) 17.0 μg/m3 (61) 61.0
 
Sept. 17, 2019, noon 41.8 ppb (39) 19.4 ppb (18) 34.9 ppb (32) 22.0 ppb (20) 21.1 ppb (20) 0.0 ppb (0) 0.0 ppb (0) 0.4 ppb (4) 50.0 μg/m3 (45) 13.0 μg/m3 (52) 52.0
 
Sept. 17, 2019, 11 a.m. 13.7 ppb (13) 1.5 ppb (1) 12.2 ppb (11) 12.0 ppb (11) 11.1 ppb (10) 0.0 ppb (0) 7.0 ppb (5) 0.21 ppb (2) 30.0 μg/m3 (27) 10.0 μg/m3 (42) 42.0
 
Sept. 17, 2019, 10 a.m. 22.4 ppb (21) 3.2 ppb (3) 17.8 ppb (16) 19.0 ppb (18) 16.0 ppb (15) 0.0 ppb (0) 3.0 ppb (2) 0.29 ppb (3) 41.0 μg/m3 (37) 9.0 μg/m3 (38) 38.0
 
Sept. 17, 2019, 9 a.m. 6.3 ppb (6) 0.4 ppb (0) 5.4 ppb (5) 6.0 ppb (6) 5.2 ppb (5) 0.0 ppb (0) 20.0 ppb (15) 0.17 ppb (2) 38.0 μg/m3 (35) 9.0 μg/m3 (38) 38.0
 
Sept. 17, 2019, 8 a.m. 7.9 ppb (7) 0.4 ppb (0) 8.0 ppb (7) 7.0 ppb (6) 7.9 ppb (7) 0.0 ppb (0) 21.0 ppb (16) 0.17 ppb (2) 32.0 μg/m3 (29) 11.0 μg/m3 (46) 46.0
 
Sept. 17, 2019, 7 a.m. 7.9 ppb (7) 0.2 ppb (0) 7.3 ppb (7) 8.0 ppb (7) 7.2 ppb (7) 0.0 ppb (0) 24.0 ppb (18) 0.23 ppb (3) 39.0 μg/m3 (35) 11.0 μg/m3 (46) 46.0
 
Sept. 17, 2019, 6 a.m. 5.6 ppb (5) 0.1 ppb (0) 4.6 ppb (4) 5.0 ppb (5) 4.5 ppb (4) 0.0 ppb (0) 27.0 ppb (21) 0.18 ppb (2) 33.0 μg/m3 (30) 10.0 μg/m3 (42) 42.0
 
Sept. 17, 2019, 5 a.m. 6.3 ppb (6) 0.1 ppb (0) 5.0 ppb (5) 6.0 ppb (6) 4.9 ppb (5) 0.0 ppb (0) 28.0 ppb (22) 0.16 ppb (2) 47.0 μg/m3 (43) 6.0 μg/m3 (25) 43.0
 
Sept. 17, 2019, 4 a.m. 10.1 ppb (9) 0.1 ppb (0) 8.6 ppb (8) 10.0 ppb (9) 8.5 ppb (8) 0.0 ppb (0) 27.0 ppb (21) 0.2 ppb (2) 44.0 μg/m3 (40) 5.0 μg/m3 (21) 40.0
 
Sept. 17, 2019, 3 a.m. 8.5 ppb (8) -0.1 ppb (0) 7.4 ppb (7) 9.0 ppb (8) 7.3 ppb (7) 0.0 ppb (0) 32.0 ppb (25) 0.16 ppb (2) 36.0 μg/m3 (33) 5.0 μg/m3 (21) 33.0
 
Sept. 17, 2019, 2 a.m. 4.9 ppb (5) -0.2 ppb (0) 4.4 ppb (4) 5.0 ppb (5) 4.2 ppb (4) 0.0 ppb (0) 37.0 ppb (28) 0.14 ppb (2) 29.0 μg/m3 (26) 6.0 μg/m3 (25) 28.0
 
Sept. 17, 2019, 1 a.m. 3.8 ppb (4) -0.1 ppb (0) 3.6 ppb (3) 4.0 ppb (4) 3.3 ppb (3) 0.0 ppb (0) 40.0 ppb (31) 0.12 ppb (1) 37.0 μg/m3 (34) 5.0 μg/m3 (21) 34.0
 
Sept. 17, 2019, midnight 2.4 ppb (2) -0.1 ppb (0) 2.7 ppb (3) 2.0 ppb (2) 2.4 ppb (2) 0.0 ppb (0) 47.0 ppb (36) 0.12 ppb (1) 59.0 μg/m3 (52) 4.0 μg/m3 (17) 52.0
 
Sept. 16, 2019, 11 p.m. 2.3 ppb (2) -0.1 ppb (0) 2.7 ppb (3) 2.0 ppb (2) 2.5 ppb (2) 0.0 ppb (0) 54.0 ppb (42) 0.12 ppb (1) 55.0 μg/m3 (50) 6.0 μg/m3 (25) 50.0
 
Sept. 16, 2019, 10 p.m. 2.6 ppb (2) 0.0 ppb (0) 3.2 ppb (3) 3.0 ppb (3) 2.9 ppb (3) 0.0 ppb (0) 54.0 ppb (42) 0.12 ppb (1) 68.0 μg/m3 (56) 9.0 μg/m3 (38) 56.0
 
Sept. 16, 2019, 9 p.m. 5.2 ppb (5) 0.8 ppb (1) 5.0 ppb (5) 4.0 ppb (4) 4.6 ppb (4) 1.0 ppb (1) 67.0 ppb (52) 0.18 ppb (2) 54.0 μg/m3 (49) 9.0 μg/m3 (38) 52.0
 
Sept. 16, 2019, 8 p.m. 13.0 ppb (12) 3.8 ppb (4) 7.8 ppb (7) 9.0 ppb (8) 6.9 ppb (6) 1.0 ppb (1) 70.0 ppb (54) 0.2 ppb (2) 64.0 μg/m3 (54) 8.0 μg/m3 (33) 54.0
 
Sept. 16, 2019, 7 p.m. 6.8 ppb (6) 0.8 ppb (1) 6.8 ppb (6) 6.0 ppb (6) 6.0 ppb (6) 1.0 ppb (1) 61.0 ppb (47) 0.18 ppb (2) 50.0 μg/m3 (45) 7.0 μg/m3 (29) 47.0
 
Sept. 16, 2019, 6 p.m. 5.4 ppb (5) 0.4 ppb (0) 5.9 ppb (5) 5.0 ppb (5) 5.3 ppb (5) 1.0 ppb (1) 61.0 ppb (47) 0.19 ppb (2) 30.0 μg/m3 (27) 6.0 μg/m3 (25) 47.0
 
Sept. 16, 2019, 5 p.m. 12.1 ppb (11) 2.1 ppb (2) 11.9 ppb (11) 10.0 ppb (9) 9.6 ppb (9) 1.0 ppb (1) 47.0 ppb (36) 0.28 ppb (3) 46.0 μg/m3 (42) 15.0 μg/m3 (56) 56.0
 
Sept. 16, 2019, 4 p.m. 23.0 ppb (21) 6.2 ppb (6) 21.8 ppb (20) 17.0 ppb (16) 15.8 ppb (15) 1.0 ppb (1) 30.0 ppb (23) 0.38 ppb (4) 76.0 μg/m3 (60) 16.0 μg/m3 (59) 60.0
 
Sept. 16, 2019, 3 p.m. 48.1 ppb (45) 19.9 ppb (18) 44.3 ppb (41) 28.0 ppb (26) 26.1 ppb (24) 1.0 ppb (1) 10.0 ppb (8) 0.51 ppb (6) 111.0 μg/m3 (78) 21.0 μg/m3 (69) 78.0
 
Sept. 16, 2019, 2 p.m. 56.1 ppb (52) 31.4 ppb (29) 51.3 ppb (48) 25.0 ppb (23) 22.9 ppb (21) 1.0 ppb (1) 2.0 ppb (2) 0.78 ppb (9) 94.0 μg/m3 (70) 19.0 μg/m3 (65) 70.0
 
Sept. 16, 2019, 1 p.m. 54.5 ppb (51) 29.9 ppb (28) 50.8 ppb (47) 25.0 ppb (23) 20.1 ppb (19) 1.0 ppb (1) 0.0 ppb (0) 0.58 ppb (6) 68.0 μg/m3 (56) 17.0 μg/m3 (61) 61.0
 
Sept. 16, 2019, noon 33.4 ppb (31) 11.2 ppb (10) 26.5 ppb (25) 22.0 ppb (20) 20.2 ppb (19) 0.0 ppb (0) 0.0 ppb (0) 0.45 ppb (5) 54.0 μg/m3 (49) 13.0 μg/m3 (52) 52.0
 
Sept. 16, 2019, 11 a.m. 18.2 ppb (17) 1.7 ppb (2) 14.6 ppb (14) 16.0 ppb (15) 13.5 ppb (12) 0.0 ppb (0) 6.0 ppb (5) 0.36 ppb (4) 39.0 μg/m3 (35) 17.0 μg/m3 (61) 61.0
 
Sept. 16, 2019, 10 a.m. 16.7 ppb (15) 1.0 ppb (1) 14.4 ppb (13) 16.0 ppb (15) 14.2 ppb (13) 0.0 ppb (0) 10.0 ppb (8) 0.34 ppb (4) 45.0 μg/m3 (41) 17.0 μg/m3 (61) 61.0
 
Sept. 16, 2019, 9 a.m. 16.5 ppb (15) 0.6 ppb (1) 13.1 ppb (12) 16.0 ppb (15) 13.0 ppb (12) 1.0 ppb (1) 13.0 ppb (10) 0.31 ppb (3) 65.0 μg/m3 (55) 15.0 μg/m3 (56) 56.0
 
Sept. 16, 2019, 8 a.m. 19.0 ppb (18) 0.5 ppb (0) 18.6 ppb (17) 18.0 ppb (17) 18.4 ppb (17) 0.0 ppb (0) 15.0 ppb (12) 0.33 ppb (4) 68.0 μg/m3 (56) 11.0 μg/m3 (46) 56.0
 
Sept. 16, 2019, 7 a.m. 19.4 ppb (18) 0.5 ppb (0) 18.6 ppb (17) 19.0 ppb (18) 18.4 ppb (17) 1.0 ppb (1) 14.0 ppb (11) 0.39 ppb (4) 83.0 μg/m3 (64) 12.0 μg/m3 (50) 64.0
 
Sept. 16, 2019, 6 a.m. 19.7 ppb (18) 0.3 ppb (0) 18.2 ppb (17) 19.0 ppb (18) 18.1 ppb (17) 1.0 ppb (1) 19.0 ppb (15) 0.44 ppb (5) 96.0 μg/m3 (70) 17.0 μg/m3 (61) 70.0
 
Sept. 16, 2019, 5 a.m. 18.3 ppb (17) 0.3 ppb (0) 16.1 ppb (15) 18.0 ppb (17) 16.0 ppb (15) 1.0 ppb (1) 22.0 ppb (17) 0.44 ppb (5) 89.0 μg/m3 (67) 9.0 μg/m3 (38) 67.0
 
Sept. 16, 2019, 4 a.m. 11.7 ppb (11) 0.1 ppb (0) 10.4 ppb (10) 12.0 ppb (11) 10.2 ppb (9) 1.0 ppb (1) 35.0 ppb (27) 0.31 ppb (3) 49.0 μg/m3 (45) 8.0 μg/m3 (33) 45.0
 
Sept. 16, 2019, 3 a.m. 5.4 ppb (5) -0.1 ppb (0) 4.9 ppb (5) 6.0 ppb (6) 4.8 ppb (4) 1.0 ppb (1) 47.0 ppb (36) 0.19 ppb (2) 58.0 μg/m3 (52) 6.0 μg/m3 (25) 52.0
 
Sept. 16, 2019, 2 a.m. 3.9 ppb (4) -0.1 ppb (0) 3.5 ppb (3) 4.0 ppb (4) 3.4 ppb (3) 0.0 ppb (0) 51.0 ppb (39) 0.17 ppb (2) 44.0 μg/m3 (40) 5.0 μg/m3 (21) 40.0
 
Sept. 16, 2019, 1 a.m. 2.2 ppb (2) -0.2 ppb (0) 2.5 ppb (2) 2.0 ppb (2) 2.3 ppb (2) 0.0 ppb (0) 59.0 ppb (45) 0.14 ppb (2) 43.0 μg/m3 (39) 7.0 μg/m3 (29) 45.0
 
Sept. 16, 2019, midnight 2.2 ppb (2) -0.2 ppb (0) 2.9 ppb (3) 2.0 ppb (2) 2.7 ppb (3) 1.0 ppb (1) 65.0 ppb (50) 0.14 ppb (2) 63.0 μg/m3 (54) 7.0 μg/m3 (29) 54.0
 
Sept. 15, 2019, 11 p.m. 2.2 ppb (2) -0.2 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 64.0 ppb (49) 0.15 ppb (2) 76.0 μg/m3 (60) 6.0 μg/m3 (25) 60.0
 
Sept. 15, 2019, 10 p.m. 1.9 ppb (2) -0.1 ppb (0) 2.7 ppb (3) 2.0 ppb (2) 2.5 ppb (2) 0.0 ppb (0) 63.0 ppb (48) 0.14 ppb (2) 57.0 μg/m3 (51) 4.0 μg/m3 (17) 51.0
 
Sept. 15, 2019, 9 p.m. 2.2 ppb (2) -0.1 ppb (0) 3.1 ppb (3) 2.0 ppb (2) 2.8 ppb (3) 1.0 ppb (1) 76.0 ppb (59) 0.16 ppb (2) 30.0 μg/m3 (27) 6.0 μg/m3 (25) 59.0
 
Sept. 15, 2019, 8 p.m. 2.2 ppb (2) -0.1 ppb (0) 3.2 ppb (3) 2.0 ppb (2) 2.9 ppb (3) 1.0 ppb (1) 76.0 ppb (59) 0.14 ppb (2) 33.0 μg/m3 (30) 9.0 μg/m3 (38) 59.0
 
Sept. 15, 2019, 7 p.m. 3.2 ppb (3) 0.0 ppb (0) 4.1 ppb (4) 3.0 ppb (3) 3.9 ppb (4) 1.0 ppb (1) 78.0 ppb (61) 0.17 ppb (2) 33.0 μg/m3 (30) 10.0 μg/m3 (42) 61.0
 
Sept. 15, 2019, 6 p.m. 5.4 ppb (5) 0.2 ppb (0) 6.2 ppb (6) 5.0 ppb (5) 5.7 ppb (5) 1.0 ppb (1) 73.0 ppb (57) 0.2 ppb (2) 34.0 μg/m3 (31) 12.0 μg/m3 (50) 57.0
 
Sept. 15, 2019, 5 p.m. 10.7 ppb (10) 0.7 ppb (1) 11.2 ppb (10) 10.0 ppb (9) 10.3 ppb (10) 1.0 ppb (1) 72.0 ppb (56) 0.32 ppb (4) 49.0 μg/m3 (45) 14.0 μg/m3 (54) 56.0
 
Sept. 15, 2019, 4 p.m. 28.7 ppb (27) 5.9 ppb (5) 27.3 ppb (25) 23.0 ppb (21) 21.4 ppb (20) 1.0 ppb (1) 47.0 ppb (36) 0.41 ppb (5) 48.0 μg/m3 (44) 17.0 μg/m3 (61) 61.0
 
Sept. 15, 2019, 3 p.m. 57.5 ppb (54) 18.9 ppb (18) 52.5 ppb (49) 39.0 ppb (36) 34.9 ppb (32) 1.0 ppb (1) 16.0 ppb (12) 0.57 ppb (6) 68.0 μg/m3 (56) 19.0 μg/m3 (65) 65.0
 
Sept. 15, 2019, 2 p.m. 65.3 ppb (62) 27.0 ppb (25) 59.4 ppb (56) 38.0 ppb (35) 35.4 ppb (33) 1.0 ppb (1) 3.0 ppb (2) 0.67 ppb (7) 78.0 μg/m3 (62) 18.0 μg/m3 (63) 63.0
 
Sept. 15, 2019, 1 p.m. 59.5 ppb (56) 21.0 ppb (19) 51.4 ppb (48) 38.0 ppb (35) 33.1 ppb (31) 1.0 ppb (1) 0.0 ppb (0) 0.62 ppb (7) 64.0 μg/m3 (54) 19.0 μg/m3 (65) 65.0
 
Sept. 15, 2019, noon 44.6 ppb (41) 8.4 ppb (8) 37.8 ppb (35) 36.0 ppb (33) 33.3 ppb (31) 1.0 ppb (1) 2.0 ppb (2) 0.57 ppb (6) 72.0 μg/m3 (58) 20.0 μg/m3 (67) 67.0
 
Sept. 15, 2019, 11 a.m. 41.2 ppb (38) 9.5 ppb (9) 35.3 ppb (33) 32.0 ppb (30) 28.6 ppb (26) 1.0 ppb (1) 0.0 ppb (0) 0.8 ppb (9) 101.0 μg/m3 (73) 20.0 μg/m3 (67) 73.0
 
Sept. 15, 2019, 10 a.m. 37.9 ppb (35) 4.4 ppb (4) 34.6 ppb (32) 33.0 ppb (31) 31.8 ppb (29) 1.0 ppb (1) 0.0 ppb (0) 0.76 ppb (8) 104.0 μg/m3 (74) 19.0 μg/m3 (65) 74.0
 
Sept. 15, 2019, 9 a.m. 32.7 ppb (30) 1.5 ppb (1) 29.5 ppb (27) 31.0 ppb (29) 28.5 ppb (26) 1.0 ppb (1) 5.0 ppb (4) 0.64 ppb (7) 144.0 μg/m3 (94) 19.0 μg/m3 (65) 94.0
 
Sept. 15, 2019, 8 a.m. 36.1 ppb (33) 2.1 ppb (2) 33.3 ppb (31) 34.0 ppb (31) 32.4 ppb (30) 1.0 ppb (1) 5.0 ppb (4) 0.79 ppb (9) 90.0 μg/m3 (68) 15.0 μg/m3 (56) 68.0
 
Sept. 15, 2019, 7 a.m. 34.5 ppb (32) 1.6 ppb (1) 32.3 ppb (30) 33.0 ppb (31) 31.5 ppb (29) 1.0 ppb (1) 7.0 ppb (5) 0.8 ppb (9) 73.0 μg/m3 (59) 16.0 μg/m3 (59) 59.0
 
Sept. 15, 2019, 6 a.m. 27.5 ppb (25) 0.9 ppb (1) 25.2 ppb (23) 27.0 ppb (25) 25.0 ppb (23) 1.0 ppb (1) 16.0 ppb (12) 0.65 ppb (7) 72.0 μg/m3 (58) 13.0 μg/m3 (52) 58.0
 
Sept. 15, 2019, 5 a.m. 17.4 ppb (16) 0.3 ppb (0) 19.0 ppb (18) 17.0 ppb (16) 18.6 ppb (17) 1.0 ppb (1) 34.0 ppb (26) 0.52 ppb (6) 61.0 μg/m3 (53) 12.0 μg/m3 (50) 53.0
 
Sept. 15, 2019, 4 a.m. 22.1 ppb (20) 0.4 ppb (0) 18.9 ppb (18) 22.0 ppb (20) 18.8 ppb (17) 1.0 ppb (1) 33.0 ppb (25) 0.62 ppb (7) 62.0 μg/m3 (54) 11.0 μg/m3 (46) 54.0
 
Sept. 15, 2019, 3 a.m. 9.6 ppb (9) 0.0 ppb (0) 9.0 ppb (8) 10.0 ppb (9) 8.9 ppb (8) 1.0 ppb (1) 56.0 ppb (43) 0.25 ppb (3) 39.0 μg/m3 (35) 10.0 μg/m3 (42) 43.0
 
Sept. 15, 2019, 2 a.m. 8.7 ppb (8) 0.0 ppb (0) 8.5 ppb (8) 9.0 ppb (8) 8.4 ppb (8) 1.0 ppb (1) 69.0 ppb (53) 0.26 ppb (3) 48.0 μg/m3 (44) 11.0 μg/m3 (46) 53.0
 
Sept. 15, 2019, 1 a.m. 6.0 ppb (6) -0.1 ppb (0) 6.9 ppb (6) 6.0 ppb (6) 6.7 ppb (6) 1.0 ppb (1) 91.0 ppb (72) 0.23 ppb (3) 51.0 μg/m3 (46) 9.0 μg/m3 (38) 72.0
 
Sept. 15, 2019, midnight 4.5 ppb (4) -0.1 ppb (0) 5.6 ppb (5) 5.0 ppb (5) 5.4 ppb (5) 1.0 ppb (1) 96.0 ppb (76) 0.2 ppb (2) 61.0 μg/m3 (53) 8.0 μg/m3 (33) 76.0
 
Sept. 14, 2019, 11 p.m. 3.9 ppb (4) -0.1 ppb (0) 5.1 ppb (5) 4.0 ppb (4) 4.8 ppb (4) 1.0 ppb (1) 92.0 ppb (72) 0.2 ppb (2) 51.0 μg/m3 (46) 8.0 μg/m3 (33) 72.0
 
Sept. 14, 2019, 10 p.m. 4.0 ppb (4) -0.1 ppb (0) 5.6 ppb (5) 4.0 ppb (4) 5.3 ppb (5) 1.0 ppb (1) 99.0 ppb (78) 0.23 ppb (3) 50.0 μg/m3 (45) 7.0 μg/m3 (29) 78.0
 
Sept. 14, 2019, 9 p.m. 4.0 ppb (4) -0.1 ppb (0) 5.8 ppb (5) 4.0 ppb (4) 5.5 ppb (5) 1.0 ppb (1) 99.0 ppb (78) 0.21 ppb (2) 47.0 μg/m3 (43) 9.0 μg/m3 (38) 78.0
 
Sept. 14, 2019, 8 p.m. 4.6 ppb (4) 0.0 ppb (0) 6.3 ppb (6) 5.0 ppb (5) 6.0 ppb (6) 1.0 ppb (1) 98.0 ppb (78) 0.22 ppb (2) 46.0 μg/m3 (42) 8.0 μg/m3 (33) 78.0
 
Sept. 14, 2019, 7 p.m. 5.2 ppb (5) 0.2 ppb (0) 6.5 ppb (6) 5.0 ppb (5) 6.0 ppb (6) 1.0 ppb (1) 86.0 ppb (68) 0.2 ppb (2) 48.0 μg/m3 (44) 8.0 μg/m3 (33) 68.0
 
Sept. 14, 2019, 6 p.m. 11.3 ppb (10) 0.9 ppb (1) 11.8 ppb (11) 10.0 ppb (9) 10.7 ppb (10) 1.0 ppb (1) 80.0 ppb (62) 0.27 ppb (3) 51.0 μg/m3 (46) 11.0 μg/m3 (46) 62.0
 
Sept. 14, 2019, 5 p.m. 16.2 ppb (15) 1.8 ppb (2) 15.9 ppb (15) 14.0 ppb (13) 13.8 ppb (13) 1.0 ppb (1) 67.0 ppb (52) 0.3 ppb (3) 44.0 μg/m3 (40) 13.0 μg/m3 (52) 52.0
 
Sept. 14, 2019, 4 p.m. 31.7 ppb (29) 6.4 ppb (6) 29.8 ppb (28) 25.0 ppb (23) 23.4 ppb (22) 1.0 ppb (1) 44.0 ppb (34) 0.41 ppb (5) 57.0 μg/m3 (51) 14.0 μg/m3 (54) 54.0
 
Sept. 14, 2019, 3 p.m. 71.3 ppb (68) 28.3 ppb (26) 65.4 ppb (62) 43.0 ppb (40) 38.9 ppb (36) 1.0 ppb (1) 13.0 ppb (10) 0.61 ppb (7) 96.0 μg/m3 (70) 22.0 μg/m3 (71) 71.0
 
Sept. 14, 2019, 2 p.m. 112.4 ppb (102) 65.5 ppb (62) 100.4 ppb (99) 47.0 ppb (44) 42.1 ppb (39) 1.0 ppb (1) 3.0 ppb (2) 0.95 ppb (11) 134.0 μg/m3 (90) 27.0 μg/m3 (82) 102.0
 
Sept. 14, 2019, 1 p.m. 87.4 ppb (86) 41.6 ppb (39) 78.9 ppb (76) 46.0 ppb (43) 39.5 ppb (37) 1.0 ppb (1) 0.0 ppb (0) 0.67 ppb (7) 92.0 μg/m3 (68) 13.0 μg/m3 (52) 86.0
 
Sept. 14, 2019, noon 73.1 ppb (70) 31.4 ppb (29) 65.0 ppb (62) 42.0 ppb (39) 39.0 ppb (36) 1.0 ppb (1) 0.0 ppb (0) 0.68 ppb (8) 74.0 μg/m3 (60) 18.0 μg/m3 (63) 70.0
 
Sept. 14, 2019, 11 a.m. 62.9 ppb (59) 20.6 ppb (19) 47.6 ppb (44) 42.0 ppb (39) 36.2 ppb (34) 1.0 ppb (1) 0.0 ppb (0) 0.64 ppb (7) 72.0 μg/m3 (58) 15.0 μg/m3 (56) 59.0
 
Sept. 14, 2019, 10 a.m. 61.3 ppb (58) 19.2 ppb (18) 53.0 ppb (49) 42.0 ppb (39) 39.6 ppb (37) 1.0 ppb (1) 0.0 ppb (0) 0.82 ppb (9) 69.0 μg/m3 (57) 20.0 μg/m3 (67) 67.0
 
Sept. 14, 2019, 9 a.m. 36.2 ppb (34) 2.9 ppb (3) 33.1 ppb (31) 33.0 ppb (31) 29.9 ppb (28) 1.0 ppb (1) 5.0 ppb (4) 0.76 ppb (8) 60.0 μg/m3 (52) 17.0 μg/m3 (61) 61.0
 
Sept. 14, 2019, 8 a.m. 43.6 ppb (40) 8.0 ppb (7) 48.2 ppb (45) 36.0 ppb (33) 39.3 ppb (36) 1.0 ppb (1) 2.0 ppb (2) 0.77 ppb (9) 113.0 μg/m3 (79) 24.0 μg/m3 (76) 79.0
 
Sept. 14, 2019, 7 a.m. 44.0 ppb (41) 3.1 ppb (3) 40.9 ppb (38) 41.0 ppb (38) 39.1 ppb (36) 1.0 ppb (1) 2.0 ppb (2) 0.79 ppb (9) 130.0 μg/m3 (88) 16.0 μg/m3 (59) 88.0
 
Sept. 14, 2019, 6 a.m. 34.9 ppb (32) 1.1 ppb (1) 34.7 ppb (32) 34.0 ppb (31) 34.3 ppb (32) 1.0 ppb (1) 13.0 ppb (10) 0.75 ppb (8) 166.0 μg/m3 (106) 21.0 μg/m3 (69) 106.0
 
Sept. 14, 2019, 5 a.m. 31.4 ppb (29) 0.8 ppb (1) 32.5 ppb (30) 31.0 ppb (29) 32.0 ppb (30) 1.0 ppb (1) 26.0 ppb (20) 0.71 ppb (8) 71.0 μg/m3 (58) 16.0 μg/m3 (59) 59.0
 
Sept. 14, 2019, 4 a.m. 26.1 ppb (24) 0.5 ppb (0) 23.7 ppb (22) 26.0 ppb (24) 23.6 ppb (22) 1.0 ppb (1) 37.0 ppb (28) 0.67 ppb (7) 55.0 μg/m3 (50) 13.0 μg/m3 (52) 52.0
 
Sept. 14, 2019, 3 a.m. 15.2 ppb (14) 0.2 ppb (0) 14.5 ppb (13) 15.0 ppb (14) 14.4 ppb (13) 1.0 ppb (1) 58.0 ppb (45) 0.34 ppb (4) 51.0 μg/m3 (46) 11.0 μg/m3 (46) 46.0
 
Sept. 14, 2019, 2 a.m. 10.8 ppb (10) 0.0 ppb (0) 11.1 ppb (10) 11.0 ppb (10) 11.0 ppb (10) 1.0 ppb (1) 70.0 ppb (54) 0.28 ppb (3) 47.0 μg/m3 (43) 11.0 μg/m3 (46) 54.0
 
Sept. 14, 2019, 1 a.m. 9.4 ppb (9) -0.1 ppb (0) 10.5 ppb (10) 9.0 ppb (8) 10.3 ppb (10) 1.0 ppb (1) 93.0 ppb (73) 0.27 ppb (3) 76.0 μg/m3 (60) 14.0 μg/m3 (54) 73.0
 
Sept. 14, 2019, midnight 8.9 ppb (8) 0.1 ppb (0) 10.5 ppb (10) 9.0 ppb (8) 10.2 ppb (9) 1.0 ppb (1) 102.0 ppb (81) 0.27 ppb (3) 68.0 μg/m3 (56) 13.0 μg/m3 (52) 81.0
 
Sept. 13, 2019, 11 p.m. 10.1 ppb (9) 0.2 ppb (0) 12.1 ppb (11) 10.0 ppb (9) 11.7 ppb (11) 1.0 ppb (1) 118.0 ppb (94) 0.32 ppb (4) 63.0 μg/m3 (54) 17.0 μg/m3 (61) 94.0
 
Sept. 13, 2019, 10 p.m. 12.8 ppb (12) 0.4 ppb (0) 14.4 ppb (13) 12.0 ppb (11) 13.8 ppb (13) 1.0 ppb (1) 117.0 ppb (93) 0.34 ppb (4) 65.0 μg/m3 (55) 16.0 μg/m3 (59) 93.0
 
Sept. 13, 2019, 9 p.m. 7.8 ppb (7) 0.3 ppb (0) 9.6 ppb (9) 8.0 ppb (7) 9.0 ppb (8) 1.0 ppb (1) 96.0 ppb (76) 0.2 ppb (2) 55.0 μg/m3 (50) 4.0 μg/m3 (17) 76.0
 
Sept. 13, 2019, 8 p.m. 6.8 ppb (6) 0.3 ppb (0) 8.6 ppb (8) 6.0 ppb (6) 8.0 ppb (7) 0.0 ppb (0) 85.0 ppb (67) 0.19 ppb (2) 35.0 μg/m3 (32) 3.0 μg/m3 (12) 67.0
 
Sept. 13, 2019, 7 p.m. 5.2 ppb (5) 0.3 ppb (0) 8.5 ppb (8) 5.0 ppb (5) 8.4 ppb (8) 0.0 ppb (0) 73.0 ppb (57) 0.16 ppb (2) 20.0 μg/m3 (18) 5.0 μg/m3 (21) 57.0
 
Sept. 13, 2019, 6 p.m. 9.5 ppb (9) 0.9 ppb (1) 10.7 ppb (10) 9.0 ppb (8) 9.5 ppb (9) 0.0 ppb (0) 69.0 ppb (53) N/A 31.0 μg/m3 (28) 6.0 μg/m3 (25) 53.0
 
Sept. 13, 2019, 5 p.m. 16.4 ppb (15) 2.7 ppb (3) 16.6 ppb (15) 14.0 ppb (13) 13.8 ppb (13) 1.0 ppb (1) 55.0 ppb (42) 0.27 ppb (3) 43.0 μg/m3 (39) 10.0 μg/m3 (42) 42.0
 
Sept. 13, 2019, 4 p.m. 52.3 ppb (48) 16.5 ppb (15) 49.2 ppb (46) 36.0 ppb (33) 33.3 ppb (31) 1.0 ppb (1) 24.0 ppb (18) 0.49 ppb (5) 67.0 μg/m3 (56) 15.0 μg/m3 (56) 56.0
 
Sept. 13, 2019, 3 p.m. N/A N/A 75.5 ppb (73) N/A 41.2 ppb (38) 1.0 ppb (1) N/A 0.62 ppb (7) 115.0 μg/m3 (80) 21.0 μg/m3 (69) 80.0
 
Sept. 13, 2019, 2 p.m. N/A N/A 121.6 ppb (104) N/A 38.4 ppb (36) 1.0 ppb (1) N/A 0.9 ppb (10) 122.0 μg/m3 (84) 20.0 μg/m3 (67) 104.0
 
Sept. 13, 2019, 1 p.m. N/A N/A 100.4 ppb (99) N/A 28.5 ppb (26) 1.0 ppb (1) N/A 0.79 ppb (9) 100.0 μg/m3 (72) 20.0 μg/m3 (67) 99.0
 
Sept. 13, 2019, noon N/A N/A 80.2 ppb (78) N/A 34.1 ppb (32) 1.0 ppb (1) N/A 0.64 ppb (7) 94.0 μg/m3 (70) 21.0 μg/m3 (69) 78.0
 
Sept. 13, 2019, 11 a.m. N/A N/A 71.5 ppb (69) N/A 28.4 ppb (26) 1.0 ppb (1) N/A 0.57 ppb (6) 90.0 μg/m3 (68) 19.0 μg/m3 (65) 69.0
 
Sept. 13, 2019, 10 a.m. N/A N/A 46.4 ppb (43) N/A 29.0 ppb (27) 1.0 ppb (1) N/A 0.61 ppb (7) 71.0 μg/m3 (58) 19.0 μg/m3 (65) 65.0
 
Sept. 13, 2019, 9 a.m. N/A N/A 44.7 ppb (41) N/A 28.9 ppb (27) 1.0 ppb (1) N/A 0.5 ppb (6) 54.0 μg/m3 (49) 16.0 μg/m3 (59) 59.0
 
Sept. 13, 2019, 8 a.m. N/A N/A 41.7 ppb (39) N/A 31.4 ppb (29) 1.0 ppb (1) N/A 0.51 ppb (6) 62.0 μg/m3 (54) 14.0 μg/m3 (54) 54.0
 
Sept. 13, 2019, 7 a.m. N/A N/A 33.8 ppb (31) N/A 28.0 ppb (26) 1.0 ppb (1) N/A 0.52 ppb (6) 60.0 μg/m3 (52) 20.0 μg/m3 (67) 67.0
 
Sept. 13, 2019, 6 a.m. N/A N/A 26.6 ppb (25) N/A 25.1 ppb (23) 1.0 ppb (1) N/A 0.46 ppb (5) 63.0 μg/m3 (54) 13.0 μg/m3 (52) 54.0
 
Sept. 13, 2019, 5 a.m. N/A N/A 24.1 ppb (22) N/A 23.6 ppb (22) 1.0 ppb (1) N/A 0.41 ppb (5) 57.0 μg/m3 (51) 11.0 μg/m3 (46) 51.0
 
Sept. 13, 2019, 4 a.m. N/A N/A 18.0 ppb (17) N/A 17.9 ppb (17) 1.0 ppb (1) N/A 0.28 ppb (3) 49.0 μg/m3 (45) 13.0 μg/m3 (52) 52.0
 
Sept. 13, 2019, 3 a.m. N/A N/A 11.9 ppb (11) N/A 11.8 ppb (11) 1.0 ppb (1) N/A 0.28 ppb (3) 52.0 μg/m3 (47) 14.0 μg/m3 (54) 54.0
 
Sept. 13, 2019, 2 a.m. N/A N/A 11.2 ppb (10) N/A 11.1 ppb (10) 1.0 ppb (1) N/A 0.26 ppb (3) 58.0 μg/m3 (52) 13.0 μg/m3 (52) 52.0
 
Sept. 13, 2019, 1 a.m. N/A N/A 10.3 ppb (10) N/A 10.1 ppb (9) 1.0 ppb (1) N/A 0.25 ppb (3) 75.0 μg/m3 (60) 17.0 μg/m3 (61) 61.0
 
Sept. 13, 2019, midnight N/A N/A 10.2 ppb (9) N/A 9.9 ppb (9) 1.0 ppb (1) N/A 0.26 ppb (3) 80.0 μg/m3 (62) 12.0 μg/m3 (50) 62.0
 
Sept. 12, 2019, 11 p.m. N/A N/A 12.0 ppb (11) N/A 11.5 ppb (11) 1.0 ppb (1) N/A 0.29 ppb (3) 83.0 μg/m3 (64) 16.0 μg/m3 (59) 64.0
 
Sept. 12, 2019, 10 p.m. N/A N/A 9.2 ppb (9) N/A 8.9 ppb (8) 1.0 ppb (1) N/A 0.25 ppb (3) 52.0 μg/m3 (47) 11.0 μg/m3 (46) 47.0
 
Sept. 12, 2019, 9 p.m. N/A N/A 9.9 ppb (9) N/A 9.3 ppb (9) 1.0 ppb (1) N/A 0.22 ppb (2) 53.0 μg/m3 (48) 8.0 μg/m3 (33) 48.0
 
Sept. 12, 2019, 8 p.m. N/A N/A 16.0 ppb (15) N/A 14.2 ppb (13) 1.0 ppb (1) N/A 0.24 ppb (3) 52.0 μg/m3 (47) 6.0 μg/m3 (25) 47.0
 
Sept. 12, 2019, 7 p.m. N/A N/A 26.7 ppb (25) N/A 22.7 ppb (21) 1.0 ppb (1) N/A 0.32 ppb (4) 84.0 μg/m3 (64) 17.0 μg/m3 (61) 64.0
 
Sept. 12, 2019, 6 p.m. N/A N/A 25.8 ppb (24) N/A 21.4 ppb (20) 1.0 ppb (1) N/A 0.38 ppb (4) 80.0 μg/m3 (62) 17.0 μg/m3 (61) 62.0
 
Sept. 12, 2019, 5 p.m. 26.2 ppb (24) 5.1 ppb (5) 26.6 ppb (25) 21.0 ppb (19) 21.2 ppb (20) 1.0 ppb (1) 44.0 ppb (34) 0.34 ppb (4) 52.0 μg/m3 (47) 13.0 μg/m3 (52) 52.0