AQSQID: 490353010

Site Name: Rose Park

Location: Salt Lake City (Dupont Ave), UT

Reporting: False, Located: True

Current AQI: None

Salt Lake City (Dupont Ave) UT, US: 40.7955, -111.9309

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 14, 2019, 4 a.m. 38.0 ppb (35) 2.0 ppb (2) N/A 36.0 ppb (33) N/A 0.0 ppb (0) 16.0 ppb (12) 0.1 ppb (1) N/A 8.4 μg/m3 (35) 35.0
 
Sept. 14, 2019, 3 a.m. 35.0 ppb (32) 1.0 ppb (1) N/A 34.0 ppb (31) N/A 0.0 ppb (0) 12.0 ppb (9) 0.0 ppb (0) N/A 8.9 μg/m3 (37) 37.0
 
Sept. 14, 2019, 2 a.m. 18.0 ppb (17) 0.0 ppb (0) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 5.6 μg/m3 (23) 24.0
 
Sept. 14, 2019, 1 a.m. 10.0 ppb (9) 0.0 ppb (0) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 52.0 ppb (40) N/A N/A 4.6 μg/m3 (19) 40.0
 
Sept. 14, 2019, midnight 7.0 ppb (6) 1.0 ppb (1) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 60.0 ppb (46) N/A N/A 3.8 μg/m3 (16) 46.0
 
Sept. 13, 2019, 11 p.m. 8.0 ppb (7) 1.0 ppb (1) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 61.0 ppb (47) N/A N/A 3.9 μg/m3 (16) 47.0
 
Sept. 13, 2019, 10 p.m. 6.0 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 61.0 ppb (47) N/A N/A 4.6 μg/m3 (19) 47.0
 
Sept. 13, 2019, 9 p.m. 6.0 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 58.0 ppb (45) N/A N/A 4.1 μg/m3 (17) 45.0
 
Sept. 13, 2019, 8 p.m. 8.0 ppb (7) 2.0 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 51.0 ppb (39) N/A N/A 3.7 μg/m3 (15) 39.0
 
Sept. 13, 2019, 7 p.m. 13.0 ppb (12) 4.0 ppb (4) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 46.0 ppb (35) N/A N/A 4.6 μg/m3 (19) 35.0
 
Sept. 13, 2019, 6 p.m. 20.0 ppb (19) 6.0 ppb (6) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 6.7 μg/m3 (28) 32.0
 
Sept. 13, 2019, 5 p.m. 20.0 ppb (19) 6.0 ppb (6) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 6.7 μg/m3 (28) 32.0
 
Sept. 13, 2019, 4 p.m. 25.0 ppb (23) 8.0 ppb (7) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 7.4 μg/m3 (31) 31.0
 
Sept. 13, 2019, 3 p.m. 41.0 ppb (38) 17.0 ppb (16) N/A 24.0 ppb (22) N/A 0.0 ppb (0) 20.0 ppb (15) 0.0 ppb (0) N/A 9.6 μg/m3 (40) 40.0
 
Sept. 13, 2019, 2 p.m. 34.0 ppb (31) 11.0 ppb (10) N/A 23.0 ppb (21) N/A 0.0 ppb (0) 17.0 ppb (13) 0.0 ppb (0) N/A 8.7 μg/m3 (36) 36.0
 
Sept. 13, 2019, 1 p.m. 38.0 ppb (35) 8.0 ppb (7) N/A 30.0 ppb (28) N/A 0.0 ppb (0) 8.0 ppb (6) 0.0 ppb (0) N/A 7.7 μg/m3 (32) 35.0
 
Sept. 13, 2019, noon 30.0 ppb (28) 2.0 ppb (2) N/A 28.0 ppb (26) N/A 0.0 ppb (0) 7.0 ppb (5) N/A N/A 7.5 μg/m3 (31) 31.0
 
Sept. 13, 2019, 11 a.m. 28.0 ppb (26) 2.0 ppb (2) N/A 25.0 ppb (23) N/A 0.0 ppb (0) 5.0 ppb (4) N/A N/A 7.5 μg/m3 (31) 31.0
 
Sept. 13, 2019, 10 a.m. 17.0 ppb (16) 1.0 ppb (1) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 9.0 ppb (7) N/A N/A 6.3 μg/m3 (26) 26.0
 
Sept. 13, 2019, 9 a.m. 15.0 ppb (14) 0.0 ppb (0) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 13.0 ppb (10) N/A N/A 5.7 μg/m3 (24) 24.0
 
Sept. 13, 2019, 8 a.m. 13.0 ppb (12) 0.0 ppb (0) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 20.0 ppb (15) N/A N/A 5.1 μg/m3 (21) 21.0
 
Sept. 13, 2019, 7 a.m. 17.0 ppb (16) 0.0 ppb (0) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 19.0 ppb (15) 0.0 ppb (0) N/A 5.0 μg/m3 (21) 21.0
 
Sept. 13, 2019, 6 a.m. 20.0 ppb (19) 0.0 ppb (0) N/A 19.0 ppb (18) N/A 0.0 ppb (0) 23.0 ppb (18) N/A N/A 5.1 μg/m3 (21) 21.0
 
Sept. 13, 2019, 5 a.m. 36.0 ppb (33) 3.0 ppb (3) N/A 33.0 ppb (31) N/A 0.0 ppb (0) 6.0 ppb (5) 0.0 ppb (0) N/A 7.2 μg/m3 (30) 33.0
 
Sept. 13, 2019, 4 a.m. 31.0 ppb (29) 1.0 ppb (1) N/A 29.0 ppb (27) N/A 0.0 ppb (0) 8.0 ppb (6) N/A N/A 7.9 μg/m3 (33) 33.0
 
Sept. 13, 2019, 3 a.m. 24.0 ppb (22) 0.0 ppb (0) N/A 23.0 ppb (21) N/A 0.0 ppb (0) 16.0 ppb (12) N/A N/A 6.2 μg/m3 (26) 26.0
 
Sept. 13, 2019, 2 a.m. 14.0 ppb (13) 0.0 ppb (0) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 4.9 μg/m3 (20) 24.0
 
Sept. 13, 2019, 1 a.m. 5.0 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 48.0 ppb (37) N/A N/A 3.4 μg/m3 (14) 37.0
 
Sept. 13, 2019, midnight 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 53.0 ppb (41) N/A N/A 2.9 μg/m3 (12) 41.0
 
Sept. 12, 2019, 11 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 53.0 ppb (41) N/A N/A 2.5 μg/m3 (10) 41.0
 
Sept. 12, 2019, 10 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 54.0 ppb (42) N/A N/A 2.7 μg/m3 (11) 42.0
 
Sept. 12, 2019, 9 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 52.0 ppb (40) N/A N/A 2.5 μg/m3 (10) 40.0
 
Sept. 12, 2019, 8 p.m. 5.0 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 52.0 ppb (40) N/A N/A 4.6 μg/m3 (19) 40.0
 
Sept. 12, 2019, 7 p.m. 5.0 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 49.0 ppb (38) N/A N/A 4.3 μg/m3 (18) 38.0
 
Sept. 12, 2019, 6 p.m. 9.0 ppb (8) 2.0 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 43.0 ppb (33) N/A N/A 4.8 μg/m3 (20) 33.0
 
Sept. 12, 2019, 5 p.m. 17.0 ppb (16) 6.0 ppb (6) N/A 12.0 ppb (11) N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 6.3 μg/m3 (26) 29.0
 
Sept. 12, 2019, 4 p.m. 31.0 ppb (29) 13.0 ppb (12) N/A 18.0 ppb (17) N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A 9.1 μg/m3 (38) 38.0
 
Sept. 12, 2019, 3 p.m. 31.0 ppb (29) 13.0 ppb (12) N/A 18.0 ppb (17) N/A 0.0 ppb (0) 19.0 ppb (15) N/A N/A 7.0 μg/m3 (29) 29.0
 
Sept. 12, 2019, 2 p.m. 34.0 ppb (31) 15.0 ppb (14) N/A 19.0 ppb (18) N/A 0.0 ppb (0) 13.0 ppb (10) 0.0 ppb (0) N/A 8.2 μg/m3 (34) 34.0
 
Sept. 12, 2019, 1 p.m. 21.0 ppb (19) 3.0 ppb (3) N/A 18.0 ppb (17) N/A 0.0 ppb (0) 13.0 ppb (10) N/A N/A 7.2 μg/m3 (30) 30.0
 
Sept. 12, 2019, noon 26.0 ppb (24) 3.0 ppb (3) N/A 23.0 ppb (21) N/A 0.0 ppb (0) 8.0 ppb (6) N/A N/A 7.0 μg/m3 (29) 29.0
 
Sept. 12, 2019, 11 a.m. 15.0 ppb (14) 1.0 ppb (1) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 16.0 ppb (12) N/A N/A 6.4 μg/m3 (27) 27.0
 
Sept. 12, 2019, 10 a.m. 12.0 ppb (11) 0.0 ppb (0) N/A 12.0 ppb (11) N/A 0.0 ppb (0) 18.0 ppb (14) N/A N/A 6.0 μg/m3 (25) 25.0
 
Sept. 12, 2019, 9 a.m. 17.0 ppb (16) 0.0 ppb (0) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 14.0 ppb (11) N/A N/A 6.2 μg/m3 (26) 26.0
 
Sept. 12, 2019, 8 a.m. 13.0 ppb (12) 0.0 ppb (0) N/A 12.0 ppb (11) N/A 0.0 ppb (0) 16.0 ppb (12) N/A N/A 6.4 μg/m3 (27) 27.0
 
Sept. 12, 2019, 7 a.m. 8.0 ppb (7) 1.0 ppb (1) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 24.0 ppb (18) N/A N/A 6.1 μg/m3 (25) 25.0
 
Sept. 12, 2019, 6 a.m. 16.0 ppb (15) 0.0 ppb (0) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 16.0 ppb (12) N/A N/A 7.7 μg/m3 (32) 32.0
 
Sept. 12, 2019, 5 a.m. 20.0 ppb (19) 1.0 ppb (1) N/A 19.0 ppb (18) N/A 0.0 ppb (0) 11.0 ppb (8) N/A N/A 11.4 μg/m3 (48) 48.0
 
Sept. 12, 2019, 4 a.m. 20.0 ppb (19) 4.0 ppb (4) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 21.0 ppb (16) N/A N/A 7.8 μg/m3 (32) 32.0
 
Sept. 12, 2019, 3 a.m. 15.0 ppb (14) 0.0 ppb (0) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 24.0 ppb (18) N/A N/A 7.6 μg/m3 (32) 32.0
 
Sept. 12, 2019, 2 a.m. 13.0 ppb (12) 0.0 ppb (0) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 7.4 μg/m3 (31) 31.0
 
Sept. 12, 2019, 1 a.m. 15.0 ppb (14) 1.0 ppb (1) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 7.2 μg/m3 (30) 30.0
 
Sept. 12, 2019, midnight 13.0 ppb (12) 2.0 ppb (2) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 6.5 μg/m3 (27) 29.0
 
Sept. 11, 2019, 11 p.m. 12.0 ppb (11) 3.0 ppb (3) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 6.1 μg/m3 (25) 32.0
 
Sept. 11, 2019, 10 p.m. 14.0 ppb (13) 4.0 ppb (4) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 40.0 ppb (31) N/A N/A 6.8 μg/m3 (28) 31.0
 
Sept. 11, 2019, 9 p.m. 11.0 ppb (10) 3.0 ppb (3) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 6.0 μg/m3 (25) 32.0
 
Sept. 11, 2019, 8 p.m. 16.0 ppb (15) 3.0 ppb (3) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 7.0 μg/m3 (29) 29.0
 
Sept. 11, 2019, 7 p.m. 12.0 ppb (11) 1.0 ppb (1) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 4.5 μg/m3 (19) 28.0
 
Sept. 11, 2019, 6 p.m. 11.0 ppb (10) 1.0 ppb (1) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 4.3 μg/m3 (18) 32.0
 
Sept. 11, 2019, 5 p.m. 15.0 ppb (14) 1.0 ppb (1) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 7.2 μg/m3 (30) 30.0
 
Sept. 11, 2019, 4 p.m. 15.0 ppb (14) 1.0 ppb (1) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 7.5 μg/m3 (31) 31.0
 
Sept. 11, 2019, 3 p.m. 15.0 ppb (14) 1.0 ppb (1) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A 8.5 μg/m3 (35) 35.0
 
Sept. 11, 2019, 2 p.m. 24.0 ppb (22) 4.0 ppb (4) N/A 20.0 ppb (19) N/A 0.0 ppb (0) 21.0 ppb (16) N/A N/A 8.2 μg/m3 (34) 34.0
 
Sept. 11, 2019, 1 p.m. 13.0 ppb (12) 1.0 ppb (1) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 7.0 μg/m3 (29) 29.0
 
Sept. 11, 2019, noon 10.0 ppb (9) 0.0 ppb (0) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 7.0 μg/m3 (29) 29.0
 
Sept. 11, 2019, 11 a.m. N/A N/A N/A N/A N/A 46.0 ppb (55) 34.0 ppb (26) N/A N/A 5.8 μg/m3 (24) 55.0
 
Sept. 11, 2019, 10 a.m. 6.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 5.0 μg/m3 (21) 30.0
 
Sept. 11, 2019, 9 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 44.0 ppb (34) N/A N/A 4.4 μg/m3 (18) 34.0
 
Sept. 11, 2019, 8 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 46.0 ppb (35) N/A N/A 7.8 μg/m3 (32) 35.0
 
Sept. 11, 2019, 7 a.m. 8.0 ppb (7) 0.0 ppb (0) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 6.1 μg/m3 (25) 27.0
 
Sept. 11, 2019, 6 a.m. 11.0 ppb (10) 0.0 ppb (0) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 7.0 μg/m3 (29) 29.0
 
Sept. 11, 2019, 5 a.m. 11.0 ppb (10) 0.0 ppb (0) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 5.9 μg/m3 (25) 25.0
 
Sept. 11, 2019, 4 a.m. 9.0 ppb (8) 0.0 ppb (0) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 4.5 μg/m3 (19) 29.0
 
Sept. 11, 2019, 3 a.m. 11.0 ppb (10) 0.0 ppb (0) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 4.7 μg/m3 (20) 28.0
 
Sept. 11, 2019, 2 a.m. 13.0 ppb (12) 0.0 ppb (0) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 5.1 μg/m3 (21) 22.0
 
Sept. 11, 2019, 1 a.m. 15.0 ppb (14) 0.0 ppb (0) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 5.4 μg/m3 (23) 25.0
 
Sept. 11, 2019, midnight 16.0 ppb (15) 1.0 ppb (1) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 5.4 μg/m3 (23) 29.0
 
Sept. 10, 2019, 11 p.m. 17.0 ppb (16) 3.0 ppb (3) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 5.6 μg/m3 (23) 28.0
 
Sept. 10, 2019, 10 p.m. 27.0 ppb (25) 4.0 ppb (4) N/A 22.0 ppb (20) N/A 0.0 ppb (0) 22.0 ppb (17) N/A N/A 6.9 μg/m3 (29) 29.0
 
Sept. 10, 2019, 9 p.m. 17.0 ppb (16) 2.0 ppb (2) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 6.0 μg/m3 (25) 25.0
 
Sept. 10, 2019, 8 p.m. 12.0 ppb (11) 2.0 ppb (2) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 43.0 ppb (33) N/A N/A 5.8 μg/m3 (24) 33.0
 
Sept. 10, 2019, 7 p.m. 7.0 ppb (6) 1.0 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 48.0 ppb (37) N/A N/A 6.0 μg/m3 (25) 37.0
 
Sept. 10, 2019, 6 p.m. 4.0 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 50.0 ppb (38) N/A N/A 6.0 μg/m3 (25) 38.0
 
Sept. 10, 2019, 5 p.m. 5.0 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 49.0 ppb (38) N/A N/A 5.2 μg/m3 (22) 38.0
 
Sept. 10, 2019, 4 p.m. 8.0 ppb (7) 2.0 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 47.0 ppb (36) N/A N/A 4.5 μg/m3 (19) 36.0
 
Sept. 10, 2019, 3 p.m. 9.0 ppb (8) 2.0 ppb (2) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 48.0 ppb (37) N/A N/A 3.6 μg/m3 (15) 37.0
 
Sept. 10, 2019, 2 p.m. 15.0 ppb (14) 2.0 ppb (2) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 44.0 ppb (34) N/A N/A 3.7 μg/m3 (15) 34.0
 
Sept. 10, 2019, 1 p.m. 17.0 ppb (16) 1.0 ppb (1) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 37.0 ppb (28) N/A N/A 7.3 μg/m3 (30) 30.0
 
Sept. 10, 2019, noon 29.0 ppb (27) 1.0 ppb (1) N/A 27.0 ppb (25) N/A 0.0 ppb (0) 8.0 ppb (6) N/A N/A 19.0 μg/m3 (65) 65.0
 
Sept. 10, 2019, 11 a.m. 22.0 ppb (20) 1.0 ppb (1) N/A 21.0 ppb (19) N/A 0.0 ppb (0) 16.0 ppb (12) N/A N/A 17.0 μg/m3 (61) 61.0
 
Sept. 10, 2019, 10 a.m. 22.0 ppb (20) 0.0 ppb (0) N/A 21.0 ppb (19) N/A 0.0 ppb (0) 22.0 ppb (17) N/A N/A 16.5 μg/m3 (60) 60.0
 
Sept. 10, 2019, 9 a.m. 11.0 ppb (10) 0.0 ppb (0) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 16.3 μg/m3 (59) 59.0
 
Sept. 10, 2019, 8 a.m. 6.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 15.4 μg/m3 (57) 57.0
 
Sept. 10, 2019, 7 a.m. 19.0 ppb (18) 0.0 ppb (0) N/A 18.0 ppb (17) N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 17.8 μg/m3 (62) 62.0
 
Sept. 10, 2019, 6 a.m. 29.0 ppb (27) 1.0 ppb (1) N/A 28.0 ppb (26) N/A 0.0 ppb (0) 20.0 ppb (15) 0.0 ppb (0) N/A 19.9 μg/m3 (67) 67.0
 
Sept. 10, 2019, 5 a.m. 35.0 ppb (32) 1.0 ppb (1) N/A 35.0 ppb (32) N/A 0.0 ppb (0) 20.0 ppb (15) 0.0 ppb (0) N/A 20.8 μg/m3 (69) 69.0
 
Sept. 10, 2019, 4 a.m. 36.0 ppb (33) 1.0 ppb (1) N/A 35.0 ppb (32) N/A 0.0 ppb (0) 22.0 ppb (17) 0.0 ppb (0) N/A 19.5 μg/m3 (66) 66.0
 
Sept. 10, 2019, 3 a.m. 25.0 ppb (23) 0.0 ppb (0) N/A 25.0 ppb (23) N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 18.5 μg/m3 (64) 64.0
 
Sept. 10, 2019, 2 a.m. 15.0 ppb (14) 0.0 ppb (0) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 52.0 ppb (40) N/A N/A 18.1 μg/m3 (63) 63.0
 
Sept. 10, 2019, 1 a.m. 11.0 ppb (10) 0.0 ppb (0) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 61.0 ppb (47) N/A N/A 17.2 μg/m3 (61) 61.0
 
Sept. 10, 2019, midnight 8.0 ppb (7) 0.0 ppb (0) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 67.0 ppb (52) N/A N/A 15.7 μg/m3 (58) 58.0
 
Sept. 9, 2019, 11 p.m. 5.0 ppb (5) 1.0 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 73.0 ppb (57) N/A N/A 15.6 μg/m3 (58) 58.0
 
Sept. 9, 2019, 10 p.m. 5.0 ppb (5) 1.0 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 72.0 ppb (56) N/A N/A 15.9 μg/m3 (58) 58.0
 
Sept. 9, 2019, 9 p.m. 6.0 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 71.0 ppb (55) N/A N/A 14.9 μg/m3 (56) 56.0
 
Sept. 9, 2019, 8 p.m. 6.0 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 67.0 ppb (52) N/A N/A 14.4 μg/m3 (55) 55.0
 
Sept. 9, 2019, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 61.0 ppb (47) N/A N/A 13.7 μg/m3 (54) 54.0
 
Sept. 9, 2019, 6 p.m. 6.0 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 54.0 ppb (42) N/A N/A 14.2 μg/m3 (55) 55.0
 
Sept. 9, 2019, 5 p.m. 17.0 ppb (16) 5.0 ppb (5) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 44.0 ppb (34) N/A N/A 18.5 μg/m3 (64) 64.0
 
Sept. 9, 2019, 4 p.m. 30.0 ppb (28) 9.0 ppb (8) N/A 20.0 ppb (19) N/A 2.0 ppb (3) 33.0 ppb (25) N/A N/A 21.2 μg/m3 (70) 70.0
 
Sept. 9, 2019, 3 p.m. 42.0 ppb (39) 16.0 ppb (15) N/A 25.0 ppb (23) N/A 0.0 ppb (0) 18.0 ppb (14) 0.0 ppb (0) N/A 22.1 μg/m3 (71) 71.0
 
Sept. 9, 2019, 2 p.m. 49.0 ppb (45) 19.0 ppb (18) N/A 29.0 ppb (27) N/A 0.0 ppb (0) 10.0 ppb (8) 0.0 ppb (0) N/A 20.7 μg/m3 (69) 69.0
 
Sept. 9, 2019, 1 p.m. 38.0 ppb (35) 8.0 ppb (7) N/A 30.0 ppb (28) N/A 0.0 ppb (0) 6.0 ppb (5) 0.0 ppb (0) N/A 19.5 μg/m3 (66) 66.0
 
Sept. 9, 2019, noon 19.0 ppb (18) 1.0 ppb (1) N/A 18.0 ppb (17) N/A 0.0 ppb (0) 15.0 ppb (12) N/A N/A 19.0 μg/m3 (65) 65.0
 
Sept. 9, 2019, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 11.0 ppb (8) N/A N/A 19.8 μg/m3 (67) 67.0
 
Sept. 9, 2019, 10 a.m. 17.0 ppb (16) 0.0 ppb (0) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 10.0 ppb (8) N/A N/A 19.9 μg/m3 (67) 67.0
 
Sept. 9, 2019, 9 a.m. 11.0 ppb (10) 1.0 ppb (1) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 14.0 ppb (11) N/A N/A 15.9 μg/m3 (58) 58.0
 
Sept. 9, 2019, 8 a.m. 11.0 ppb (10) 0.0 ppb (0) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 19.0 ppb (15) N/A N/A 14.7 μg/m3 (56) 56.0
 
Sept. 9, 2019, 7 a.m. 6.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 25.0 ppb (19) N/A N/A 8.0 μg/m3 (33) 33.0
 
Sept. 9, 2019, 6 a.m. 5.0 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 7.5 μg/m3 (31) 31.0
 
Sept. 9, 2019, 5 a.m. 5.0 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 7.7 μg/m3 (32) 32.0
 
Sept. 9, 2019, 4 a.m. 9.0 ppb (8) 0.0 ppb (0) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 9.1 μg/m3 (38) 38.0
 
Sept. 9, 2019, 3 a.m. 7.0 ppb (6) 0.0 ppb (0) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 10.0 μg/m3 (42) 42.0
 
Sept. 9, 2019, 2 a.m. 9.0 ppb (8) 0.0 ppb (0) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 8.1 μg/m3 (34) 34.0
 
Sept. 9, 2019, 1 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 50.0 ppb (38) N/A N/A 6.4 μg/m3 (27) 38.0
 
Sept. 9, 2019, midnight 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 56.0 ppb (43) N/A N/A 6.5 μg/m3 (27) 43.0
 
Sept. 8, 2019, 11 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 56.0 ppb (43) N/A N/A 5.5 μg/m3 (23) 43.0
 
Sept. 8, 2019, 10 p.m. 5.0 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 51.0 ppb (39) N/A N/A 8.4 μg/m3 (35) 39.0
 
Sept. 8, 2019, 9 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 52.0 ppb (40) N/A N/A 12.9 μg/m3 (52) 52.0
 
Sept. 8, 2019, 8 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 50.0 ppb (38) N/A N/A 17.2 μg/m3 (61) 61.0
 
Sept. 8, 2019, 7 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 50.0 ppb (38) N/A N/A 15.8 μg/m3 (58) 58.0
 
Sept. 8, 2019, 6 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 53.0 ppb (41) N/A N/A 6.3 μg/m3 (26) 41.0
 
Sept. 8, 2019, 5 p.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 51.0 ppb (39) N/A N/A 2.9 μg/m3 (12) 39.0
 
Sept. 8, 2019, 4 p.m. 5.0 ppb (5) 1.0 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 47.0 ppb (36) N/A N/A 3.6 μg/m3 (15) 36.0
 
Sept. 8, 2019, 3 p.m. 5.0 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 46.0 ppb (35) N/A N/A 4.1 μg/m3 (17) 35.0
 
Sept. 8, 2019, 2 p.m. 6.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 6.7 μg/m3 (28) 32.0
 
Sept. 8, 2019, 1 p.m. 15.0 ppb (14) 0.0 ppb (0) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 10.4 μg/m3 (43) 43.0
 
Sept. 8, 2019, noon 18.0 ppb (17) 0.0 ppb (0) N/A 18.0 ppb (17) N/A 1.0 ppb (1) 23.0 ppb (18) N/A N/A 10.6 μg/m3 (44) 44.0
 
Sept. 8, 2019, 11 a.m. 21.0 ppb (19) 1.0 ppb (1) N/A 21.0 ppb (19) N/A 0.0 ppb (0) N/A N/A N/A 12.6 μg/m3 (51) 51.0
 
Sept. 8, 2019, 10 a.m. 18.0 ppb (17) 0.0 ppb (0) N/A 18.0 ppb (17) N/A 1.0 ppb (1) 16.0 ppb (12) N/A N/A 11.9 μg/m3 (50) 50.0
 
Sept. 8, 2019, 9 a.m. 17.0 ppb (16) 0.0 ppb (0) N/A 17.0 ppb (16) N/A 1.0 ppb (1) 20.0 ppb (15) N/A N/A 12.5 μg/m3 (51) 51.0
 
Sept. 8, 2019, 8 a.m. 18.0 ppb (17) 0.0 ppb (0) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 25.0 ppb (19) N/A N/A 11.7 μg/m3 (49) 49.0
 
Sept. 8, 2019, 7 a.m. 10.0 ppb (9) 0.0 ppb (0) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 8.6 μg/m3 (36) 36.0
 
Sept. 8, 2019, 6 a.m. 21.0 ppb (19) 0.0 ppb (0) N/A 20.0 ppb (19) N/A 0.0 ppb (0) 23.0 ppb (18) N/A N/A 9.8 μg/m3 (41) 41.0
 
Sept. 8, 2019, 5 a.m. 30.0 ppb (28) 1.0 ppb (1) N/A 29.0 ppb (27) N/A 0.0 ppb (0) 12.0 ppb (9) 0.0 ppb (0) N/A 10.2 μg/m3 (42) 42.0
 
Sept. 8, 2019, 4 a.m. 29.0 ppb (27) 1.0 ppb (1) N/A 28.0 ppb (26) N/A 0.0 ppb (0) 13.0 ppb (10) 0.0 ppb (0) N/A 12.2 μg/m3 (50) 50.0
 
Sept. 8, 2019, 3 a.m. 24.0 ppb (22) 0.0 ppb (0) N/A 23.0 ppb (21) N/A 0.0 ppb (0) 19.0 ppb (15) N/A N/A 13.8 μg/m3 (54) 54.0
 
Sept. 8, 2019, 2 a.m. 15.0 ppb (14) 0.0 ppb (0) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 11.1 μg/m3 (46) 46.0
 
Sept. 8, 2019, 1 a.m. 6.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 53.0 ppb (41) N/A N/A 10.0 μg/m3 (42) 42.0
 
Sept. 8, 2019, midnight 6.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 57.0 ppb (44) N/A N/A 11.6 μg/m3 (48) 48.0
 
Sept. 7, 2019, 11 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 61.0 ppb (47) N/A N/A 11.9 μg/m3 (50) 50.0
 
Sept. 7, 2019, 10 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 64.0 ppb (49) N/A N/A 10.7 μg/m3 (45) 49.0
 
Sept. 7, 2019, 9 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 61.0 ppb (47) N/A N/A 9.9 μg/m3 (41) 47.0
 
Sept. 7, 2019, 8 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 62.0 ppb (48) N/A N/A 6.3 μg/m3 (26) 48.0
 
Sept. 7, 2019, 7 p.m. 5.0 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 63.0 ppb (48) N/A N/A 7.5 μg/m3 (31) 48.0
 
Sept. 7, 2019, 6 p.m. 9.0 ppb (8) 1.0 ppb (1) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 64.0 ppb (49) N/A N/A 7.2 μg/m3 (30) 49.0
 
Sept. 7, 2019, 5 p.m. 11.0 ppb (10) 2.0 ppb (2) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 57.0 ppb (44) N/A N/A 8.2 μg/m3 (34) 44.0
 
Sept. 7, 2019, 4 p.m. 10.0 ppb (9) 2.0 ppb (2) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 47.0 ppb (36) N/A N/A 6.4 μg/m3 (27) 36.0
 
Sept. 7, 2019, 3 p.m. 20.0 ppb (19) 5.0 ppb (5) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 7.4 μg/m3 (31) 31.0
 
Sept. 7, 2019, 2 p.m. 19.0 ppb (18) 4.0 ppb (4) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 25.0 ppb (19) N/A N/A 7.9 μg/m3 (33) 33.0
 
Sept. 7, 2019, 1 p.m. 14.0 ppb (13) 1.0 ppb (1) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 6.3 μg/m3 (26) 26.0
 
Sept. 7, 2019, noon 17.0 ppb (16) 1.0 ppb (1) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 19.0 ppb (15) N/A N/A 8.6 μg/m3 (36) 36.0
 
Sept. 7, 2019, 11 a.m. 20.0 ppb (19) 1.0 ppb (1) N/A 19.0 ppb (18) N/A N/A 11.0 ppb (8) N/A N/A 12.3 μg/m3 (51) 51.0
 
Sept. 7, 2019, 10 a.m. 24.0 ppb (22) 1.0 ppb (1) N/A 23.0 ppb (21) N/A 0.0 ppb (0) 10.0 ppb (8) N/A N/A 11.7 μg/m3 (49) 49.0
 
Sept. 7, 2019, 9 a.m. 26.0 ppb (24) 1.0 ppb (1) N/A 24.0 ppb (22) N/A 0.0 ppb (0) 4.0 ppb (3) N/A N/A 13.4 μg/m3 (53) 53.0
 
Sept. 7, 2019, 8 a.m. 22.0 ppb (20) 1.0 ppb (1) N/A 21.0 ppb (19) N/A 0.0 ppb (0) 10.0 ppb (8) N/A N/A 11.2 μg/m3 (47) 47.0
 
Sept. 7, 2019, 7 a.m. 28.0 ppb (26) 1.0 ppb (1) N/A 26.0 ppb (24) N/A 0.0 ppb (0) 7.0 ppb (5) N/A N/A 12.4 μg/m3 (51) 51.0
 
Sept. 7, 2019, 6 a.m. 29.0 ppb (27) 3.0 ppb (3) N/A 26.0 ppb (24) N/A 0.0 ppb (0) 7.0 ppb (5) N/A N/A 12.4 μg/m3 (51) 51.0
 
Sept. 7, 2019, 5 a.m. 21.0 ppb (19) 1.0 ppb (1) N/A 20.0 ppb (19) N/A 0.0 ppb (0) 16.0 ppb (12) N/A N/A 9.7 μg/m3 (40) 40.0