AQSQID: 040130019

Site Name: West Phoenix

Location: Phoenix (W Earll Dr), AZ

Reporting: True, Located: True

Current AQI: 20.0

Phoenix (W Earll Dr) AZ, US: 33.483799, -112.142601

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 16, 2019, 3 p.m. N/A N/A N/A 12.0 ppb (11) N/A N/A 26.0 ppb (20) 0.2 ppb (2) 15.0 μg/m3 (14) 2.9 μg/m3 (12) 20.0
 
Sept. 16, 2019, 2 p.m. N/A N/A N/A 12.0 ppb (11) N/A N/A 23.0 ppb (18) 0.2 ppb (2) 11.0 μg/m3 (10) 2.5 μg/m3 (10) 18.0
 
Sept. 16, 2019, 1 p.m. N/A N/A N/A 13.0 ppb (12) N/A N/A 20.0 ppb (15) 0.2 ppb (2) 10.0 μg/m3 (9) 3.3 μg/m3 (14) 15.0
 
Sept. 16, 2019, noon N/A N/A N/A 14.0 ppb (13) N/A N/A 17.0 ppb (13) 0.2 ppb (2) 11.0 μg/m3 (10) 4.9 μg/m3 (20) 20.0
 
Sept. 16, 2019, 11 a.m. N/A N/A N/A 13.0 ppb (12) N/A N/A 17.0 ppb (13) 0.2 ppb (2) 12.0 μg/m3 (11) 5.2 μg/m3 (22) 22.0
 
Sept. 16, 2019, 10 a.m. N/A N/A N/A 9.0 ppb (8) N/A N/A 23.0 ppb (18) 0.2 ppb (2) 10.0 μg/m3 (9) 4.8 μg/m3 (20) 20.0
 
Sept. 16, 2019, 9 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 31.0 ppb (24) 0.1 ppb (1) 7.0 μg/m3 (6) 4.3 μg/m3 (18) 24.0
 
Sept. 16, 2019, 8 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 36.0 ppb (28) 0.1 ppb (1) 8.0 μg/m3 (7) 4.3 μg/m3 (18) 28.0
 
Sept. 16, 2019, 7 a.m. N/A N/A N/A 10.0 ppb (9) N/A N/A 32.0 ppb (25) 0.2 ppb (2) 15.0 μg/m3 (14) 6.1 μg/m3 (25) 25.0
 
Sept. 16, 2019, 6 a.m. N/A N/A N/A 24.0 ppb (22) N/A N/A 12.0 ppb (9) 0.4 ppb (4) 22.0 μg/m3 (20) 8.2 μg/m3 (34) 34.0
 
Sept. 16, 2019, 5 a.m. N/A N/A N/A 26.0 ppb (24) N/A N/A 11.0 ppb (8) 0.4 ppb (4) 20.0 μg/m3 (18) 7.7 μg/m3 (32) 32.0
 
Sept. 16, 2019, 4 a.m. N/A N/A N/A 21.0 ppb (19) N/A N/A 20.0 ppb (15) 0.4 ppb (4) 25.0 μg/m3 (23) 11.8 μg/m3 (49) 49.0
 
Sept. 16, 2019, 3 a.m. N/A N/A N/A 23.0 ppb (21) N/A N/A 18.0 ppb (14) 0.5 ppb (6) 14.0 μg/m3 (13) 5.1 μg/m3 (21) 21.0
 
Sept. 16, 2019, 2 a.m. N/A N/A N/A 8.0 ppb (7) N/A N/A 40.0 ppb (31) 0.4 ppb (4) 10.0 μg/m3 (9) -0.5 μg/m3 (0) 31.0
 
Sept. 16, 2019, 1 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 47.0 ppb (36) 0.1 ppb (1) 10.0 μg/m3 (9) 2.8 μg/m3 (12) 36.0
 
Sept. 16, 2019, midnight N/A N/A N/A 2.0 ppb (2) N/A N/A 50.0 ppb (38) 0.1 ppb (1) 9.0 μg/m3 (8) 2.7 μg/m3 (11) 38.0
 
Sept. 15, 2019, 11 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 53.0 ppb (41) 0.1 ppb (1) 7.0 μg/m3 (6) 3.4 μg/m3 (14) 41.0
 
Sept. 15, 2019, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 51.0 ppb (39) 0.1 ppb (1) 4.0 μg/m3 (4) 1.5 μg/m3 (6) 39.0
 
Sept. 15, 2019, 9 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 50.0 ppb (38) 0.1 ppb (1) 3.0 μg/m3 (3) 1.6 μg/m3 (7) 38.0
 
Sept. 15, 2019, 8 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 49.0 ppb (38) 0.1 ppb (1) 5.0 μg/m3 (5) 3.2 μg/m3 (13) 38.0
 
Sept. 15, 2019, 7 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 48.0 ppb (37) 0.1 ppb (1) 6.0 μg/m3 (5) 2.8 μg/m3 (12) 37.0
 
Sept. 15, 2019, 6 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 47.0 ppb (36) 0.1 ppb (1) 5.0 μg/m3 (5) 2.0 μg/m3 (8) 36.0
 
Sept. 15, 2019, 5 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 42.0 ppb (32) 0.1 ppb (1) 5.0 μg/m3 (5) 2.9 μg/m3 (12) 32.0
 
Sept. 15, 2019, 4 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 38.0 ppb (29) 0.1 ppb (1) 6.0 μg/m3 (5) 3.7 μg/m3 (15) 29.0
 
Sept. 15, 2019, 3 p.m. N/A N/A N/A 7.0 ppb (6) N/A N/A 31.0 ppb (24) 0.2 ppb (2) 10.0 μg/m3 (9) 7.1 μg/m3 (30) 30.0
 
Sept. 15, 2019, 2 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 30.0 ppb (23) 0.1 ppb (1) 8.0 μg/m3 (7) 3.4 μg/m3 (14) 23.0
 
Sept. 15, 2019, 1 p.m. N/A N/A N/A 8.0 ppb (7) N/A N/A 21.0 ppb (16) 0.2 ppb (2) 8.0 μg/m3 (7) 4.0 μg/m3 (17) 17.0
 
Sept. 15, 2019, noon N/A N/A N/A 6.0 ppb (6) N/A N/A 27.0 ppb (21) 0.1 ppb (1) 4.0 μg/m3 (4) 2.3 μg/m3 (10) 21.0
 
Sept. 15, 2019, 11 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 29.0 ppb (22) 0.1 ppb (1) 6.0 μg/m3 (5) 3.5 μg/m3 (15) 22.0
 
Sept. 15, 2019, 10 a.m. N/A N/A N/A 8.0 ppb (7) N/A N/A 25.0 ppb (19) 0.2 ppb (2) 6.0 μg/m3 (5) 3.5 μg/m3 (15) 19.0
 
Sept. 15, 2019, 9 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 32.0 ppb (25) 0.1 ppb (1) 4.0 μg/m3 (4) 3.0 μg/m3 (12) 25.0
 
Sept. 15, 2019, 8 a.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 35.0 ppb (27) 0.1 ppb (1) 5.0 μg/m3 (5) 3.5 μg/m3 (15) 27.0
 
Sept. 15, 2019, 7 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 35.0 ppb (27) 0.1 ppb (1) 4.0 μg/m3 (4) 2.4 μg/m3 (10) 27.0
 
Sept. 15, 2019, 6 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 35.0 ppb (27) 0.1 ppb (1) 6.0 μg/m3 (5) 2.7 μg/m3 (11) 27.0
 
Sept. 15, 2019, 5 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 33.0 ppb (25) 0.2 ppb (2) 10.0 μg/m3 (9) 5.6 μg/m3 (23) 25.0
 
Sept. 15, 2019, 4 a.m. N/A N/A N/A 10.0 ppb (9) N/A N/A 30.0 ppb (23) 0.2 ppb (2) 15.0 μg/m3 (14) 8.0 μg/m3 (33) 33.0
 
Sept. 15, 2019, 3 a.m. N/A N/A N/A 10.0 ppb (9) N/A N/A 30.0 ppb (23) 0.3 ppb (3) 30.0 μg/m3 (27) 10.7 μg/m3 (45) 45.0
 
Sept. 15, 2019, 2 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 42.0 ppb (32) 0.2 ppb (2) 33.0 μg/m3 (30) 5.5 μg/m3 (23) 32.0
 
Sept. 15, 2019, 1 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 40.0 ppb (31) 0.2 ppb (2) 83.0 μg/m3 (64) 7.2 μg/m3 (30) 64.0
 
Sept. 15, 2019, midnight N/A N/A N/A 3.0 ppb (3) N/A N/A 42.0 ppb (32) 0.1 ppb (1) 179.0 μg/m3 (112) 7.5 μg/m3 (31) 112.0
 
Sept. 14, 2019, 11 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 52.0 ppb (40) 0.1 ppb (1) 15.0 μg/m3 (14) 2.3 μg/m3 (10) 40.0
 
Sept. 14, 2019, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 56.0 ppb (43) 0.1 ppb (1) 7.0 μg/m3 (6) 2.5 μg/m3 (10) 43.0
 
Sept. 14, 2019, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 55.0 ppb (42) 0.1 ppb (1) 6.0 μg/m3 (5) 2.4 μg/m3 (10) 42.0
 
Sept. 14, 2019, 8 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 55.0 ppb (42) 0.1 ppb (1) 10.0 μg/m3 (9) 2.9 μg/m3 (12) 42.0
 
Sept. 14, 2019, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 57.0 ppb (44) 0.1 ppb (1) 9.0 μg/m3 (8) 3.1 μg/m3 (13) 44.0
 
Sept. 14, 2019, 6 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 55.0 ppb (42) 0.1 ppb (1) 11.0 μg/m3 (10) 3.4 μg/m3 (14) 42.0
 
Sept. 14, 2019, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 50.0 ppb (38) 0.1 ppb (1) 17.0 μg/m3 (15) 3.4 μg/m3 (14) 38.0
 
Sept. 14, 2019, 4 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 40.0 ppb (31) 0.2 ppb (2) 15.0 μg/m3 (14) 0.7 μg/m3 (3) 31.0
 
Sept. 14, 2019, 3 p.m. N/A N/A N/A 11.0 ppb (10) N/A N/A 34.0 ppb (26) 0.2 ppb (2) 17.0 μg/m3 (15) 4.0 μg/m3 (17) 26.0
 
Sept. 14, 2019, 2 p.m. N/A N/A N/A 7.0 ppb (6) N/A N/A 36.0 ppb (28) 0.2 ppb (2) 19.0 μg/m3 (17) 4.8 μg/m3 (20) 28.0
 
Sept. 14, 2019, 1 p.m. N/A N/A N/A 11.0 ppb (10) N/A N/A 32.0 ppb (25) 0.1 ppb (1) 19.0 μg/m3 (17) 4.2 μg/m3 (18) 25.0
 
Sept. 14, 2019, noon N/A N/A N/A 9.0 ppb (8) N/A N/A 28.0 ppb (22) 0.2 ppb (2) 23.0 μg/m3 (21) 4.6 μg/m3 (19) 22.0
 
Sept. 14, 2019, 11 a.m. N/A N/A N/A 9.0 ppb (8) N/A N/A 26.0 ppb (20) 0.2 ppb (2) 28.0 μg/m3 (25) 7.0 μg/m3 (29) 29.0
 
Sept. 14, 2019, 10 a.m. N/A N/A N/A 13.0 ppb (12) N/A N/A 22.0 ppb (17) 0.3 ppb (3) 27.0 μg/m3 (25) 8.7 μg/m3 (36) 36.0
 
Sept. 14, 2019, 9 a.m. N/A N/A N/A 26.0 ppb (24) N/A N/A 6.0 ppb (5) 0.5 ppb (6) 33.0 μg/m3 (30) 9.8 μg/m3 (41) 41.0
 
Sept. 14, 2019, 8 a.m. N/A N/A N/A 33.0 ppb (31) N/A N/A 1.0 ppb (1) 0.8 ppb (9) 34.0 μg/m3 (31) 10.6 μg/m3 (44) 44.0
 
Sept. 14, 2019, 7 a.m. N/A N/A N/A 32.0 ppb (30) N/A N/A 1.0 ppb (1) 0.8 ppb (9) 30.0 μg/m3 (27) 8.3 μg/m3 (35) 35.0
 
Sept. 14, 2019, 6 a.m. N/A N/A N/A 30.0 ppb (28) N/A N/A 2.0 ppb (2) 0.6 ppb (7) 29.0 μg/m3 (26) 8.2 μg/m3 (34) 34.0
 
Sept. 14, 2019, 5 a.m. N/A N/A N/A 30.0 ppb (28) N/A N/A 4.0 ppb (3) 0.6 ppb (7) 30.0 μg/m3 (27) 8.3 μg/m3 (35) 35.0
 
Sept. 14, 2019, 4 a.m. N/A N/A N/A 26.0 ppb (24) N/A N/A 10.0 ppb (8) 0.5 ppb (6) 27.0 μg/m3 (25) 6.8 μg/m3 (28) 28.0
 
Sept. 14, 2019, 3 a.m. N/A N/A N/A 15.0 ppb (14) N/A N/A 25.0 ppb (19) 0.3 ppb (3) 23.0 μg/m3 (21) 5.7 μg/m3 (24) 24.0
 
Sept. 14, 2019, 2 a.m. N/A N/A N/A 15.0 ppb (14) N/A N/A 32.0 ppb (25) 0.3 ppb (3) 24.0 μg/m3 (22) 4.7 μg/m3 (20) 25.0
 
Sept. 14, 2019, 1 a.m. N/A N/A N/A 10.0 ppb (9) N/A N/A 46.0 ppb (35) 0.2 ppb (2) 16.0 μg/m3 (15) 5.3 μg/m3 (22) 35.0
 
Sept. 14, 2019, midnight N/A N/A N/A 9.0 ppb (8) N/A N/A 55.0 ppb (42) 0.2 ppb (2) 13.0 μg/m3 (12) 6.0 μg/m3 (25) 42.0
 
Sept. 13, 2019, 11 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 61.0 ppb (47) 0.1 ppb (1) 15.0 μg/m3 (14) 6.7 μg/m3 (28) 47.0
 
Sept. 13, 2019, 10 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 66.0 ppb (51) 0.1 ppb (1) 14.0 μg/m3 (13) 6.4 μg/m3 (27) 51.0
 
Sept. 13, 2019, 9 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 71.0 ppb (55) 0.1 ppb (1) 15.0 μg/m3 (14) 5.3 μg/m3 (22) 55.0
 
Sept. 13, 2019, 8 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 74.0 ppb (57) 0.2 ppb (2) 23.0 μg/m3 (21) 7.3 μg/m3 (30) 57.0
 
Sept. 13, 2019, 7 p.m. N/A N/A N/A 7.0 ppb (6) N/A N/A 68.0 ppb (52) 0.2 ppb (2) 28.0 μg/m3 (25) 8.3 μg/m3 (35) 52.0
 
Sept. 13, 2019, 6 p.m. N/A N/A N/A 14.0 ppb (13) N/A N/A 57.0 ppb (44) 0.2 ppb (2) 34.0 μg/m3 (31) 8.9 μg/m3 (37) 44.0
 
Sept. 13, 2019, 5 p.m. N/A N/A N/A 17.0 ppb (16) N/A N/A 46.0 ppb (35) 0.2 ppb (2) 33.0 μg/m3 (30) 10.3 μg/m3 (43) 43.0
 
Sept. 13, 2019, 4 p.m. N/A N/A N/A 18.0 ppb (17) N/A N/A 40.0 ppb (31) 0.3 ppb (3) 28.0 μg/m3 (25) 10.4 μg/m3 (43) 43.0
 
Sept. 13, 2019, 3 p.m. N/A N/A N/A 24.0 ppb (22) N/A N/A 22.0 ppb (17) 0.4 ppb (4) 56.0 μg/m3 (50) 13.7 μg/m3 (54) 54.0
 
Sept. 13, 2019, 2 p.m. N/A N/A N/A 32.0 ppb (30) N/A N/A 5.0 ppb (4) 1.0 ppb (11) 88.0 μg/m3 (66) 16.0 μg/m3 (59) 66.0
 
Sept. 13, 2019, 1 p.m. N/A N/A N/A 24.0 ppb (22) N/A N/A 1.0 ppb (1) 1.1 ppb (12) 52.0 μg/m3 (47) 10.7 μg/m3 (45) 47.0
 
Sept. 13, 2019, noon N/A N/A N/A 22.0 ppb (20) N/A N/A 1.0 ppb (1) 0.9 ppb (10) 45.0 μg/m3 (41) 10.0 μg/m3 (42) 42.0
 
Sept. 13, 2019, 11 a.m. N/A N/A N/A 20.0 ppb (19) N/A N/A 1.0 ppb (1) 0.6 ppb (7) 33.0 μg/m3 (30) 8.3 μg/m3 (35) 35.0
 
Sept. 13, 2019, 10 a.m. N/A N/A N/A 16.0 ppb (15) N/A N/A 5.0 ppb (4) 0.4 ppb (4) 22.0 μg/m3 (20) 4.8 μg/m3 (20) 20.0
 
Sept. 13, 2019, 9 a.m. N/A N/A N/A 12.0 ppb (11) N/A N/A 12.0 ppb (9) 0.3 ppb (3) 19.0 μg/m3 (17) 6.0 μg/m3 (25) 25.0
 
Sept. 13, 2019, 8 a.m. N/A N/A N/A 13.0 ppb (12) N/A N/A 16.0 ppb (12) 0.3 ppb (3) 31.0 μg/m3 (28) 6.8 μg/m3 (28) 28.0
 
Sept. 13, 2019, 7 a.m. N/A N/A N/A 15.0 ppb (14) N/A N/A 16.0 ppb (12) 0.3 ppb (3) 32.0 μg/m3 (29) 6.6 μg/m3 (28) 29.0
 
Sept. 13, 2019, 6 a.m. N/A N/A N/A 25.0 ppb (23) N/A N/A 8.0 ppb (6) 0.4 ppb (4) 34.0 μg/m3 (31) 7.1 μg/m3 (30) 31.0
 
Sept. 13, 2019, 5 a.m. N/A N/A N/A 27.0 ppb (25) N/A N/A 7.0 ppb (5) 0.4 ppb (4) 25.0 μg/m3 (23) 6.6 μg/m3 (28) 28.0
 
Sept. 13, 2019, 4 a.m. N/A N/A N/A 22.0 ppb (20) N/A N/A 17.0 ppb (13) 0.3 ppb (3) 22.0 μg/m3 (20) 6.1 μg/m3 (25) 25.0
 
Sept. 13, 2019, 3 a.m. N/A N/A N/A 27.0 ppb (25) N/A N/A 18.0 ppb (14) 0.3 ppb (3) 29.0 μg/m3 (26) 7.1 μg/m3 (30) 30.0
 
Sept. 13, 2019, 2 a.m. N/A N/A N/A 18.0 ppb (17) N/A N/A 33.0 ppb (25) 0.3 ppb (3) 24.0 μg/m3 (22) 5.0 μg/m3 (21) 25.0
 
Sept. 13, 2019, 1 a.m. N/A N/A N/A 7.0 ppb (6) N/A N/A 48.0 ppb (37) 0.2 ppb (2) 13.0 μg/m3 (12) 5.1 μg/m3 (21) 37.0
 
Sept. 13, 2019, midnight N/A N/A N/A 4.0 ppb (4) N/A N/A 50.0 ppb (38) 0.1 ppb (1) 9.0 μg/m3 (8) 3.6 μg/m3 (15) 38.0
 
Sept. 12, 2019, 11 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 51.0 ppb (39) 0.1 ppb (1) 10.0 μg/m3 (9) 4.4 μg/m3 (18) 39.0
 
Sept. 12, 2019, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 51.0 ppb (39) 0.1 ppb (1) 10.0 μg/m3 (9) 4.0 μg/m3 (17) 39.0
 
Sept. 12, 2019, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 58.0 ppb (45) 0.1 ppb (1) 12.0 μg/m3 (11) 4.4 μg/m3 (18) 45.0
 
Sept. 12, 2019, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 66.0 ppb (51) 0.1 ppb (1) 17.0 μg/m3 (15) 7.0 μg/m3 (29) 51.0
 
Sept. 12, 2019, 7 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 65.0 ppb (50) 0.2 ppb (2) 27.0 μg/m3 (25) 7.5 μg/m3 (31) 50.0
 
Sept. 12, 2019, 6 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 54.0 ppb (42) 0.2 ppb (2) 43.0 μg/m3 (39) 9.5 μg/m3 (40) 42.0
 
Sept. 12, 2019, 5 p.m. N/A N/A N/A 14.0 ppb (13) N/A N/A 43.0 ppb (33) 0.2 ppb (2) 113.0 μg/m3 (79) 13.9 μg/m3 (54) 79.0
 
Sept. 12, 2019, 4 p.m. N/A N/A N/A 22.0 ppb (20) N/A N/A 29.0 ppb (22) 0.4 ppb (4) 102.0 μg/m3 (74) 11.5 μg/m3 (48) 74.0
 
Sept. 12, 2019, 3 p.m. N/A N/A N/A 14.0 ppb (13) N/A N/A 23.0 ppb (18) 0.3 ppb (3) 112.0 μg/m3 (78) 12.7 μg/m3 (51) 78.0
 
Sept. 12, 2019, 2 p.m. N/A N/A N/A 24.0 ppb (22) N/A N/A 10.0 ppb (8) 0.5 ppb (6) 54.0 μg/m3 (49) 11.0 μg/m3 (46) 49.0
 
Sept. 12, 2019, 1 p.m. N/A N/A N/A 23.0 ppb (21) N/A N/A 2.0 ppb (2) 0.6 ppb (7) 46.0 μg/m3 (42) 8.3 μg/m3 (35) 42.0
 
Sept. 12, 2019, noon N/A N/A N/A 23.0 ppb (21) N/A N/A 1.0 ppb (1) 0.6 ppb (7) 29.0 μg/m3 (26) 7.1 μg/m3 (30) 30.0
 
Sept. 12, 2019, 11 a.m. N/A N/A N/A 13.0 ppb (12) N/A N/A 11.0 ppb (8) 0.3 ppb (3) 16.0 μg/m3 (15) 4.8 μg/m3 (20) 20.0
 
Sept. 12, 2019, 10 a.m. N/A N/A N/A 8.0 ppb (7) N/A N/A 22.0 ppb (17) 0.1 ppb (1) 15.0 μg/m3 (14) 4.8 μg/m3 (20) 20.0
 
Sept. 12, 2019, 9 a.m. N/A N/A N/A 9.0 ppb (8) N/A N/A 21.0 ppb (16) 0.1 ppb (1) 15.0 μg/m3 (14) 3.6 μg/m3 (15) 16.0
 
Sept. 12, 2019, 8 a.m. N/A N/A N/A 8.0 ppb (7) N/A N/A 21.0 ppb (16) 0.1 ppb (1) 19.0 μg/m3 (17) 7.0 μg/m3 (29) 29.0
 
Sept. 12, 2019, 7 a.m. N/A N/A N/A 18.0 ppb (17) N/A N/A 14.0 ppb (11) 0.3 ppb (3) 23.0 μg/m3 (21) 8.2 μg/m3 (34) 34.0
 
Sept. 12, 2019, 6 a.m. N/A N/A N/A 17.0 ppb (16) N/A N/A 13.0 ppb (10) 0.3 ppb (3) 21.0 μg/m3 (19) 5.7 μg/m3 (24) 24.0
 
Sept. 12, 2019, 5 a.m. N/A N/A N/A 17.0 ppb (16) N/A N/A 18.0 ppb (14) 0.3 ppb (3) 21.0 μg/m3 (19) 5.9 μg/m3 (25) 25.0
 
Sept. 12, 2019, 4 a.m. N/A N/A N/A 18.0 ppb (17) N/A N/A 17.0 ppb (13) 0.3 ppb (3) 19.0 μg/m3 (17) 6.6 μg/m3 (28) 28.0
 
Sept. 12, 2019, 3 a.m. N/A N/A N/A 11.0 ppb (10) N/A N/A 27.0 ppb (21) 0.3 ppb (3) 20.0 μg/m3 (18) 4.9 μg/m3 (20) 21.0
 
Sept. 12, 2019, 2 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 36.0 ppb (28) 0.2 ppb (2) 17.0 μg/m3 (15) 5.6 μg/m3 (23) 28.0
 
Sept. 12, 2019, 1 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 40.0 ppb (31) 0.1 ppb (1) 12.0 μg/m3 (11) 5.4 μg/m3 (23) 31.0
 
Sept. 12, 2019, midnight N/A N/A N/A 2.0 ppb (2) N/A N/A 43.0 ppb (33) 0.1 ppb (1) 11.0 μg/m3 (10) 4.8 μg/m3 (20) 33.0
 
Sept. 11, 2019, 11 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 44.0 ppb (34) 0.1 ppb (1) 11.0 μg/m3 (10) 5.1 μg/m3 (21) 34.0
 
Sept. 11, 2019, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 43.0 ppb (33) 0.1 ppb (1) 10.0 μg/m3 (9) 4.9 μg/m3 (20) 33.0
 
Sept. 11, 2019, 9 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 41.0 ppb (32) 0.1 ppb (1) 12.0 μg/m3 (11) 5.7 μg/m3 (24) 32.0
 
Sept. 11, 2019, 8 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 44.0 ppb (34) 0.1 ppb (1) 16.0 μg/m3 (15) 7.3 μg/m3 (30) 34.0
 
Sept. 11, 2019, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 44.0 ppb (34) 0.1 ppb (1) 16.0 μg/m3 (15) 5.5 μg/m3 (23) 34.0
 
Sept. 11, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) 0.1 ppb (1) N/A N/A 32.0
 
Sept. 11, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) 0.1 ppb (1) N/A N/A 27.0
 
Sept. 11, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) 0.1 ppb (1) 14.0 μg/m3 (13) 3.6 μg/m3 (15) 23.0
 
Sept. 11, 2019, 3 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 25.0 ppb (19) 0.2 ppb (2) 22.0 μg/m3 (20) 3.5 μg/m3 (15) 20.0
 
Sept. 11, 2019, 2 p.m. N/A N/A N/A 9.0 ppb (8) N/A N/A N/A N/A 25.0 μg/m3 (23) 6.6 μg/m3 (28) 28.0
 
Sept. 11, 2019, 1 p.m. N/A N/A N/A 11.0 ppb (10) N/A N/A 22.0 ppb (17) 0.2 ppb (2) 16.0 μg/m3 (15) 6.3 μg/m3 (26) 26.0
 
Sept. 11, 2019, noon N/A N/A N/A 9.0 ppb (8) N/A N/A 22.0 ppb (17) 0.3 ppb (3) 13.0 μg/m3 (12) 5.5 μg/m3 (23) 23.0
 
Sept. 11, 2019, 11 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 28.0 ppb (22) 0.1 ppb (1) 10.0 μg/m3 (9) 4.0 μg/m3 (17) 22.0
 
Sept. 11, 2019, 10 a.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 30.0 ppb (23) 0.1 ppb (1) 11.0 μg/m3 (10) 5.0 μg/m3 (21) 23.0
 
Sept. 11, 2019, 9 a.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 32.0 ppb (25) 0.1 ppb (1) 11.0 μg/m3 (10) 4.2 μg/m3 (18) 25.0
 
Sept. 11, 2019, 8 a.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 35.0 ppb (27) 0.1 ppb (1) 12.0 μg/m3 (11) 4.4 μg/m3 (18) 27.0
 
Sept. 11, 2019, 7 a.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 31.0 ppb (24) 0.1 ppb (1) 11.0 μg/m3 (10) 4.4 μg/m3 (18) 24.0
 
Sept. 11, 2019, 6 a.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 31.0 ppb (24) 0.1 ppb (1) 15.0 μg/m3 (14) 5.0 μg/m3 (21) 24.0
 
Sept. 11, 2019, 5 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 26.0 ppb (20) 0.1 ppb (1) 21.0 μg/m3 (19) 6.4 μg/m3 (27) 27.0
 
Sept. 11, 2019, 4 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 28.0 ppb (22) 0.1 ppb (1) 26.0 μg/m3 (24) 8.6 μg/m3 (36) 36.0
 
Sept. 11, 2019, 3 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 32.0 ppb (25) 0.1 ppb (1) 33.0 μg/m3 (30) 5.5 μg/m3 (23) 30.0
 
Sept. 11, 2019, 2 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 35.0 ppb (27) 0.1 ppb (1) 29.0 μg/m3 (26) 3.1 μg/m3 (13) 27.0
 
Sept. 11, 2019, 1 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 38.0 ppb (29) 0.1 ppb (1) 16.0 μg/m3 (15) 4.1 μg/m3 (17) 29.0
 
Sept. 11, 2019, midnight N/A N/A N/A 3.0 ppb (3) N/A N/A 41.0 ppb (32) 0.1 ppb (1) 29.0 μg/m3 (26) 5.0 μg/m3 (21) 32.0
 
Sept. 10, 2019, 11 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) 0.1 ppb (1) 57.0 μg/m3 (51) 6.6 μg/m3 (28) 51.0
 
Sept. 10, 2019, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) 0.1 ppb (1) 10.0 μg/m3 (9) 5.1 μg/m3 (21) 32.0
 
Sept. 10, 2019, 9 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 41.0 ppb (32) 0.1 ppb (1) 10.0 μg/m3 (9) 3.9 μg/m3 (16) 32.0
 
Sept. 10, 2019, 8 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 40.0 ppb (31) 0.1 ppb (1) 10.0 μg/m3 (9) 2.2 μg/m3 (9) 31.0
 
Sept. 10, 2019, 7 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 38.0 ppb (29) 0.1 ppb (1) 15.0 μg/m3 (14) 4.6 μg/m3 (19) 29.0
 
Sept. 10, 2019, 6 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 37.0 ppb (28) 0.1 ppb (1) 13.0 μg/m3 (12) 4.4 μg/m3 (18) 28.0
 
Sept. 10, 2019, 5 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 33.0 ppb (25) 0.1 ppb (1) 15.0 μg/m3 (14) 6.6 μg/m3 (28) 28.0
 
Sept. 10, 2019, 4 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 31.0 ppb (24) 0.1 ppb (1) 19.0 μg/m3 (17) 6.6 μg/m3 (28) 28.0
 
Sept. 10, 2019, 3 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 29.0 ppb (22) 0.1 ppb (1) 21.0 μg/m3 (19) 2.0 μg/m3 (8) 22.0
 
Sept. 10, 2019, 2 p.m. N/A N/A N/A 12.0 ppb (11) N/A N/A 18.0 ppb (14) 0.2 ppb (2) 25.0 μg/m3 (23) 7.3 μg/m3 (30) 30.0
 
Sept. 10, 2019, 1 p.m. N/A N/A N/A 13.0 ppb (12) N/A N/A 13.0 ppb (10) 0.3 ppb (3) 17.0 μg/m3 (15) 4.4 μg/m3 (18) 18.0
 
Sept. 10, 2019, noon N/A N/A N/A 12.0 ppb (11) N/A N/A 15.0 ppb (12) 0.2 ppb (2) 10.0 μg/m3 (9) 4.4 μg/m3 (18) 18.0
 
Sept. 10, 2019, 11 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 25.0 ppb (19) 0.1 ppb (1) 10.0 μg/m3 (9) 4.5 μg/m3 (19) 19.0
 
Sept. 10, 2019, 10 a.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 27.0 ppb (21) 0.1 ppb (1) 9.0 μg/m3 (8) 4.0 μg/m3 (17) 21.0
 
Sept. 10, 2019, 9 a.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 27.0 ppb (21) 0.1 ppb (1) 10.0 μg/m3 (9) 4.6 μg/m3 (19) 21.0
 
Sept. 10, 2019, 8 a.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 28.0 ppb (22) 0.1 ppb (1) 10.0 μg/m3 (9) 3.3 μg/m3 (14) 22.0
 
Sept. 10, 2019, 7 a.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 30.0 ppb (23) 0.1 ppb (1) 21.0 μg/m3 (19) 10.9 μg/m3 (45) 45.0
 
Sept. 10, 2019, 6 a.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 29.0 ppb (22) 0.1 ppb (1) 21.0 μg/m3 (19) 9.2 μg/m3 (38) 38.0
 
Sept. 10, 2019, 5 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 27.0 ppb (21) 0.1 ppb (1) 21.0 μg/m3 (19) 7.2 μg/m3 (30) 30.0
 
Sept. 10, 2019, 4 a.m. N/A N/A N/A 7.0 ppb (6) N/A N/A 30.0 ppb (23) 0.2 ppb (2) 13.0 μg/m3 (12) 4.5 μg/m3 (19) 23.0
 
Sept. 10, 2019, 3 a.m. N/A N/A N/A 7.0 ppb (6) N/A N/A 36.0 ppb (28) 0.2 ppb (2) 18.0 μg/m3 (16) 9.6 μg/m3 (40) 40.0
 
Sept. 10, 2019, 2 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 42.0 ppb (32) 0.1 ppb (1) 17.0 μg/m3 (15) 8.1 μg/m3 (34) 34.0
 
Sept. 10, 2019, 1 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 48.0 ppb (37) 0.1 ppb (1) 10.0 μg/m3 (9) 4.2 μg/m3 (18) 37.0
 
Sept. 10, 2019, midnight N/A N/A N/A 2.0 ppb (2) N/A N/A 48.0 ppb (37) 0.1 ppb (1) 12.0 μg/m3 (11) 4.5 μg/m3 (19) 37.0
 
Sept. 9, 2019, 11 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 49.0 ppb (38) 0.1 ppb (1) 14.0 μg/m3 (13) 5.9 μg/m3 (25) 38.0
 
Sept. 9, 2019, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 49.0 ppb (38) 0.1 ppb (1) 15.0 μg/m3 (14) 6.2 μg/m3 (26) 38.0
 
Sept. 9, 2019, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 50.0 ppb (38) 0.1 ppb (1) 17.0 μg/m3 (15) 7.3 μg/m3 (30) 38.0
 
Sept. 9, 2019, 8 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 60.0 ppb (46) 0.1 ppb (1) 18.0 μg/m3 (16) 7.0 μg/m3 (29) 46.0
 
Sept. 9, 2019, 7 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 59.0 ppb (45) 0.1 ppb (1) 15.0 μg/m3 (14) 5.6 μg/m3 (23) 45.0
 
Sept. 9, 2019, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 52.0 ppb (40) 0.1 ppb (1) 16.0 μg/m3 (15) 5.3 μg/m3 (22) 40.0
 
Sept. 9, 2019, 5 p.m. N/A N/A N/A 7.0 ppb (6) N/A N/A 38.0 ppb (29) 0.1 ppb (1) 17.0 μg/m3 (15) 6.8 μg/m3 (28) 29.0
 
Sept. 9, 2019, 4 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 33.0 ppb (25) 0.1 ppb (1) 14.0 μg/m3 (13) 5.4 μg/m3 (23) 25.0