AQSQID: 040134003

Site Name: South Phoenix

Location: Phoenix (S Central Ave), AZ

Reporting: True, Located: True

Current AQI: 38.0

Phoenix (S Central Ave) AZ, US: 33.4033, -112.0731

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 17, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) 0.1 ppb (1) 21.0 μg/m3 (19) 4.2 μg/m3 (18) 38.0
 
July 17, 2019, midnight N/A N/A N/A N/A N/A N/A 53.0 ppb (41) 0.1 ppb (1) 34.0 μg/m3 (31) 5.1 μg/m3 (21) 41.0
 
July 16, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (43) 0.1 ppb (1) 60.0 μg/m3 (52) 5.4 μg/m3 (23) 52.0
 
July 16, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) 0.1 ppb (1) 32.0 μg/m3 (29) 4.4 μg/m3 (18) 44.0
 
July 16, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (45) 0.1 ppb (1) 22.0 μg/m3 (20) 4.6 μg/m3 (19) 45.0
 
July 16, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 66.0 ppb (51) 0.1 ppb (1) 30.0 μg/m3 (27) 6.8 μg/m3 (28) 51.0
 
July 16, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 73.0 ppb (57) 0.1 ppb (1) 20.0 μg/m3 (18) 4.5 μg/m3 (19) 57.0
 
July 16, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 72.0 ppb (56) 0.1 ppb (1) 24.0 μg/m3 (22) 5.0 μg/m3 (21) 56.0
 
July 16, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (48) 0.1 ppb (1) 48.0 μg/m3 (44) 6.1 μg/m3 (25) 48.0
 
July 16, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) 0.2 ppb (2) 44.0 μg/m3 (40) 8.2 μg/m3 (34) 40.0
 
July 16, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) 0.3 ppb (3) 68.0 μg/m3 (56) 10.8 μg/m3 (45) 56.0
 
July 16, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) 0.5 ppb (6) 72.0 μg/m3 (58) 11.2 μg/m3 (47) 58.0
 
July 16, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) 0.4 ppb (4) 49.0 μg/m3 (45) 8.0 μg/m3 (33) 45.0
 
July 16, 2019, noon N/A N/A N/A N/A N/A N/A 7.0 ppb (5) 0.3 ppb (3) 35.0 μg/m3 (32) 9.2 μg/m3 (38) 38.0
 
July 16, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) 0.2 ppb (2) 28.0 μg/m3 (25) 6.5 μg/m3 (27) 27.0
 
July 16, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) 0.2 ppb (2) 24.0 μg/m3 (22) 5.1 μg/m3 (21) 22.0
 
July 16, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) 0.1 ppb (1) 24.0 μg/m3 (22) 6.6 μg/m3 (28) 28.0
 
July 16, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) 0.1 ppb (1) 28.0 μg/m3 (25) 7.2 μg/m3 (30) 30.0
 
July 16, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) 0.2 ppb (2) 26.0 μg/m3 (24) 4.7 μg/m3 (20) 24.0
 
July 16, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) 0.2 ppb (2) 25.0 μg/m3 (23) 7.9 μg/m3 (33) 33.0
 
July 16, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) 0.1 ppb (1) 25.0 μg/m3 (23) 7.3 μg/m3 (30) 30.0
 
July 16, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) 0.2 ppb (2) 28.0 μg/m3 (25) 5.0 μg/m3 (21) 25.0
 
July 16, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) 0.2 ppb (2) 26.0 μg/m3 (24) 4.2 μg/m3 (18) 27.0
 
July 16, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) 0.1 ppb (1) 20.0 μg/m3 (18) 2.6 μg/m3 (11) 35.0
 
July 16, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) 0.1 ppb (1) 18.0 μg/m3 (16) 4.9 μg/m3 (20) 38.0
 
July 16, 2019, midnight N/A N/A N/A N/A N/A N/A 51.0 ppb (39) 0.1 ppb (1) 14.0 μg/m3 (13) 3.4 μg/m3 (14) 39.0
 
July 15, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) 0.1 ppb (1) 13.0 μg/m3 (12) 2.5 μg/m3 (10) 39.0
 
July 15, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) 0.1 ppb (1) 21.0 μg/m3 (19) 3.9 μg/m3 (16) 40.0
 
July 15, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) 0.1 ppb (1) 27.0 μg/m3 (25) 5.2 μg/m3 (22) 42.0
 
July 15, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) 0.1 ppb (1) 30.0 μg/m3 (27) 4.9 μg/m3 (20) 42.0
 
July 15, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) 0.1 ppb (1) 27.0 μg/m3 (25) 4.5 μg/m3 (19) 42.0
 
July 15, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) 0.1 ppb (1) 23.0 μg/m3 (21) 4.6 μg/m3 (19) 42.0
 
July 15, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) 0.1 ppb (1) 23.0 μg/m3 (21) 4.0 μg/m3 (17) 38.0
 
July 15, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) 0.2 ppb (2) 31.0 μg/m3 (28) 6.9 μg/m3 (29) 38.0
 
July 15, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) 0.3 ppb (3) 49.0 μg/m3 (45) 7.4 μg/m3 (31) 45.0
 
July 15, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) 0.3 ppb (3) 50.0 μg/m3 (45) 4.5 μg/m3 (19) 45.0
 
July 15, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) 0.3 ppb (3) 38.0 μg/m3 (35) 6.9 μg/m3 (29) 35.0
 
July 15, 2019, noon N/A N/A N/A N/A N/A N/A 13.0 ppb (10) 0.3 ppb (3) 27.0 μg/m3 (25) 5.9 μg/m3 (25) 25.0
 
July 15, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) 0.2 ppb (2) 22.0 μg/m3 (20) 5.8 μg/m3 (24) 24.0
 
July 15, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) 0.1 ppb (1) 19.0 μg/m3 (17) 5.7 μg/m3 (24) 25.0
 
July 15, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) 0.1 ppb (1) 23.0 μg/m3 (21) 5.1 μg/m3 (21) 27.0
 
July 15, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) 0.1 ppb (1) 36.0 μg/m3 (33) 7.2 μg/m3 (30) 33.0
 
July 15, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) 0.2 ppb (2) 29.0 μg/m3 (26) 6.5 μg/m3 (27) 27.0
 
July 15, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) 0.4 ppb (4) 30.0 μg/m3 (27) 8.1 μg/m3 (34) 34.0
 
July 15, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) 0.2 ppb (2) 35.0 μg/m3 (32) 9.2 μg/m3 (38) 38.0
 
July 15, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) 0.3 ppb (3) 23.0 μg/m3 (21) 5.9 μg/m3 (25) 25.0
 
July 15, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) 0.1 ppb (1) 17.0 μg/m3 (15) 5.2 μg/m3 (22) 28.0
 
July 15, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) 0.1 ppb (1) 47.0 μg/m3 (43) 6.4 μg/m3 (27) 43.0
 
July 15, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) 0.1 ppb (1) 23.0 μg/m3 (21) 4.6 μg/m3 (19) 34.0
 
July 15, 2019, midnight N/A N/A N/A N/A N/A N/A 45.0 ppb (35) 0.1 ppb (1) 20.0 μg/m3 (18) 4.5 μg/m3 (19) 35.0
 
July 14, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) 0.1 ppb (1) 21.0 μg/m3 (19) 4.2 μg/m3 (18) 35.0
 
July 14, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) 0.1 ppb (1) 26.0 μg/m3 (24) 5.2 μg/m3 (22) 34.0
 
July 14, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) 0.1 ppb (1) 22.0 μg/m3 (20) 4.9 μg/m3 (20) 35.0
 
July 14, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) 0.1 ppb (1) 19.0 μg/m3 (17) 5.0 μg/m3 (21) 35.0
 
July 14, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) 0.1 ppb (1) 17.0 μg/m3 (15) 5.1 μg/m3 (21) 35.0
 
July 14, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) 0.1 ppb (1) 14.0 μg/m3 (13) 4.0 μg/m3 (17) 35.0
 
July 14, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) 0.1 ppb (1) 15.0 μg/m3 (14) 4.5 μg/m3 (19) 35.0
 
July 14, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) 0.1 ppb (1) 18.0 μg/m3 (16) 5.9 μg/m3 (25) 35.0
 
July 14, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) 0.1 ppb (1) 24.0 μg/m3 (22) 6.9 μg/m3 (29) 31.0
 
July 14, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) 0.1 ppb (1) 23.0 μg/m3 (21) 4.7 μg/m3 (20) 28.0
 
July 14, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) 0.1 ppb (1) 31.0 μg/m3 (28) 5.8 μg/m3 (24) 28.0
 
July 14, 2019, noon N/A N/A N/A N/A N/A N/A 18.0 ppb (14) 0.2 ppb (2) 34.0 μg/m3 (31) 5.7 μg/m3 (24) 31.0
 
July 14, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) 0.2 ppb (2) 37.0 μg/m3 (34) 6.8 μg/m3 (28) 34.0
 
July 14, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) 0.1 ppb (1) 40.0 μg/m3 (36) 7.8 μg/m3 (32) 36.0
 
July 14, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) 0.2 ppb (2) 37.0 μg/m3 (34) 6.3 μg/m3 (26) 34.0
 
July 14, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) 0.1 ppb (1) 60.0 μg/m3 (52) 5.4 μg/m3 (23) 52.0
 
July 14, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) 0.1 ppb (1) 67.0 μg/m3 (56) 4.6 μg/m3 (19) 56.0
 
July 14, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) 0.1 ppb (1) 30.0 μg/m3 (27) 6.8 μg/m3 (28) 28.0
 
July 14, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) 0.1 ppb (1) 29.0 μg/m3 (26) 9.4 μg/m3 (39) 39.0
 
July 14, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) 0.2 ppb (2) 28.0 μg/m3 (25) 7.5 μg/m3 (31) 31.0
 
July 14, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) 0.2 ppb (2) 24.0 μg/m3 (22) 4.3 μg/m3 (18) 25.0
 
July 14, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) 0.1 ppb (1) 21.0 μg/m3 (19) 4.5 μg/m3 (19) 32.0
 
July 14, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) 0.1 ppb (1) 22.0 μg/m3 (20) 4.9 μg/m3 (20) 36.0
 
July 14, 2019, midnight N/A N/A N/A N/A N/A N/A 49.0 ppb (38) 0.1 ppb (1) 35.0 μg/m3 (32) 5.1 μg/m3 (21) 38.0
 
July 13, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) 0.1 ppb (1) 45.0 μg/m3 (41) 7.1 μg/m3 (30) 41.0
 
July 13, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) 0.1 ppb (1) 9.0 μg/m3 (8) 1.6 μg/m3 (7) 37.0
 
July 13, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) 0.1 ppb (1) 0.0 μg/m3 (0) 0.0 μg/m3 (0) 36.0
 
July 13, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) 0.1 ppb (1) 14.0 μg/m3 (13) 3.2 μg/m3 (13) 35.0
 
July 13, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) 0.1 ppb (1) 21.0 μg/m3 (19) 4.7 μg/m3 (20) 36.0
 
July 13, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) 0.1 ppb (1) 21.0 μg/m3 (19) 4.4 μg/m3 (18) 37.0
 
July 13, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) 0.1 ppb (1) 26.0 μg/m3 (24) 4.4 μg/m3 (18) 35.0
 
July 13, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) 0.1 ppb (1) 23.0 μg/m3 (21) 6.5 μg/m3 (27) 35.0
 
July 13, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) 0.2 ppb (2) 28.0 μg/m3 (25) 7.6 μg/m3 (32) 37.0
 
July 13, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) 0.2 ppb (2) 30.0 μg/m3 (27) 7.6 μg/m3 (32) 32.0
 
July 13, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) 0.3 ppb (3) 27.0 μg/m3 (25) 7.1 μg/m3 (30) 30.0
 
July 13, 2019, noon N/A N/A N/A N/A N/A N/A 20.0 ppb (15) 0.3 ppb (3) 18.0 μg/m3 (16) 4.8 μg/m3 (20) 20.0
 
July 13, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) 0.1 ppb (1) 11.0 μg/m3 (10) 3.7 μg/m3 (15) 26.0
 
July 13, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) 0.1 ppb (1) 18.0 μg/m3 (16) 6.3 μg/m3 (26) 30.0
 
July 13, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) 0.2 ppb (2) 15.0 μg/m3 (14) 4.2 μg/m3 (18) 23.0
 
July 13, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) 0.2 ppb (2) 14.0 μg/m3 (13) 4.9 μg/m3 (20) 22.0
 
July 13, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) 0.2 ppb (2) 9.0 μg/m3 (8) 3.2 μg/m3 (13) 28.0
 
July 13, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) 0.2 ppb (2) 12.0 μg/m3 (11) 6.7 μg/m3 (28) 30.0
 
July 13, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) 0.2 ppb (2) 17.0 μg/m3 (15) 6.5 μg/m3 (27) 33.0
 
July 13, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) 0.2 ppb (2) 20.0 μg/m3 (18) 3.4 μg/m3 (14) 32.0
 
July 13, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) 0.2 ppb (2) 38.0 μg/m3 (35) 4.5 μg/m3 (19) 35.0
 
July 13, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) 0.2 ppb (2) 26.0 μg/m3 (24) 5.0 μg/m3 (21) 36.0
 
July 13, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) 0.2 ppb (2) 26.0 μg/m3 (24) 5.8 μg/m3 (24) 41.0
 
July 13, 2019, midnight N/A N/A N/A N/A N/A N/A 57.0 ppb (44) 0.2 ppb (2) 26.0 μg/m3 (24) 6.0 μg/m3 (25) 44.0
 
July 12, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 65.0 ppb (50) 0.2 ppb (2) 28.0 μg/m3 (25) 6.5 μg/m3 (27) 50.0
 
July 12, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 73.0 ppb (57) 0.2 ppb (2) 24.0 μg/m3 (22) 5.6 μg/m3 (23) 57.0
 
July 12, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 80.0 ppb (62) 0.2 ppb (2) 26.0 μg/m3 (24) 6.0 μg/m3 (25) 62.0
 
July 12, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 73.0 ppb (57) 0.2 ppb (2) 25.0 μg/m3 (23) 5.6 μg/m3 (23) 57.0
 
July 12, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 69.0 ppb (53) 0.2 ppb (2) 22.0 μg/m3 (20) 4.9 μg/m3 (20) 53.0
 
July 12, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (48) 0.1 ppb (1) 22.0 μg/m3 (20) 5.0 μg/m3 (21) 48.0
 
July 12, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) 0.2 ppb (2) 26.0 μg/m3 (24) 4.6 μg/m3 (19) 44.0
 
July 12, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) 0.3 ppb (3) 39.0 μg/m3 (35) 6.9 μg/m3 (29) 35.0
 
July 12, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) 0.4 ppb (4) 77.0 μg/m3 (61) 11.3 μg/m3 (47) 61.0
 
July 12, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) 0.5 ppb (6) 387.0 μg/m3 (246) 23.4 μg/m3 (74) 246.0
 
July 12, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) 0.7 ppb (8) 173.0 μg/m3 (109) 14.2 μg/m3 (55) 109.0
 
July 12, 2019, noon N/A N/A N/A N/A N/A N/A 7.0 ppb (5) 0.4 ppb (4) 32.0 μg/m3 (29) 6.2 μg/m3 (26) 29.0
 
July 12, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) 0.2 ppb (2) 21.0 μg/m3 (19) 5.0 μg/m3 (21) 21.0
 
July 12, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) 0.2 ppb (2) 23.0 μg/m3 (21) 6.5 μg/m3 (27) 27.0
 
July 12, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) 0.2 ppb (2) 25.0 μg/m3 (23) 5.8 μg/m3 (24) 24.0
 
July 12, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) 0.2 ppb (2) 24.0 μg/m3 (22) 5.8 μg/m3 (24) 26.0
 
July 12, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) 0.1 ppb (1) 18.0 μg/m3 (16) 4.2 μg/m3 (18) 31.0
 
July 12, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) 0.1 ppb (1) 21.0 μg/m3 (19) 3.2 μg/m3 (13) 33.0
 
July 12, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) 0.1 ppb (1) 22.0 μg/m3 (20) 3.2 μg/m3 (13) 35.0
 
July 12, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) 0.1 ppb (1) 22.0 μg/m3 (20) 3.7 μg/m3 (15) 35.0
 
July 12, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) 0.1 ppb (1) 39.0 μg/m3 (35) 6.2 μg/m3 (26) 35.0
 
July 12, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) 0.1 ppb (1) 50.0 μg/m3 (45) 7.8 μg/m3 (32) 45.0
 
July 12, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) 0.1 ppb (1) 88.0 μg/m3 (66) 5.6 μg/m3 (23) 66.0
 
July 12, 2019, midnight N/A N/A N/A N/A N/A N/A 42.0 ppb (32) 0.1 ppb (1) 159.0 μg/m3 (102) 7.4 μg/m3 (31) 102.0
 
July 11, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) 0.1 ppb (1) 257.0 μg/m3 (151) 13.6 μg/m3 (53) 151.0
 
July 11, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) 0.1 ppb (1) 166.0 μg/m3 (106) 9.7 μg/m3 (40) 106.0
 
July 11, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) 0.1 ppb (1) 100.0 μg/m3 (72) 6.0 μg/m3 (25) 72.0
 
July 11, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) 0.1 ppb (1) 67.0 μg/m3 (56) 4.2 μg/m3 (18) 56.0
 
July 11, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (43) 0.2 ppb (2) 45.0 μg/m3 (41) 4.5 μg/m3 (19) 43.0
 
July 11, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) 0.2 ppb (2) 42.0 μg/m3 (38) 6.8 μg/m3 (28) 38.0
 
July 11, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) 0.2 ppb (2) 57.0 μg/m3 (51) 9.3 μg/m3 (39) 51.0
 
July 11, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) 0.2 ppb (2) 57.0 μg/m3 (51) 9.6 μg/m3 (40) 51.0
 
July 11, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) 0.2 ppb (2) 52.0 μg/m3 (47) 7.4 μg/m3 (31) 47.0
 
July 11, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) 0.3 ppb (3) 58.0 μg/m3 (52) 8.7 μg/m3 (36) 52.0
 
July 11, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) 0.4 ppb (4) 57.0 μg/m3 (51) 9.2 μg/m3 (38) 51.0
 
July 11, 2019, noon N/A N/A N/A N/A N/A N/A 5.0 ppb (4) 0.4 ppb (4) 44.0 μg/m3 (40) 6.4 μg/m3 (27) 40.0
 
July 11, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) 0.3 ppb (3) 27.0 μg/m3 (25) 4.0 μg/m3 (17) 25.0
 
July 11, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) 0.1 ppb (1) 18.0 μg/m3 (16) 2.7 μg/m3 (11) 16.0
 
July 11, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) 0.1 ppb (1) 25.0 μg/m3 (23) 3.7 μg/m3 (15) 23.0
 
July 11, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) 0.2 ppb (2) 38.0 μg/m3 (35) 6.8 μg/m3 (28) 35.0
 
July 11, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) 0.2 ppb (2) 23.0 μg/m3 (21) 3.6 μg/m3 (15) 21.0
 
July 11, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) 0.2 ppb (2) 24.0 μg/m3 (22) 3.6 μg/m3 (15) 22.0
 
July 11, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) 0.2 ppb (2) 36.0 μg/m3 (33) 5.8 μg/m3 (24) 33.0
 
July 11, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) 0.1 ppb (1) 40.0 μg/m3 (36) 5.9 μg/m3 (25) 36.0
 
July 11, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) 0.1 ppb (1) 32.0 μg/m3 (29) 4.9 μg/m3 (20) 29.0
 
July 11, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) 0.1 ppb (1) 24.0 μg/m3 (22) 5.0 μg/m3 (21) 32.0
 
July 11, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) 0.1 ppb (1) 15.0 μg/m3 (14) 4.1 μg/m3 (17) 35.0
 
July 11, 2019, midnight N/A N/A N/A N/A N/A N/A 48.0 ppb (37) 0.1 ppb (1) 16.0 μg/m3 (15) 3.3 μg/m3 (14) 37.0
 
July 10, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) 0.1 ppb (1) 21.0 μg/m3 (19) 3.5 μg/m3 (15) 37.0
 
July 10, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) 0.1 ppb (1) 23.0 μg/m3 (21) 3.4 μg/m3 (14) 37.0
 
July 10, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) 0.1 ppb (1) 25.0 μg/m3 (23) 5.4 μg/m3 (23) 40.0
 
July 10, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (43) 0.1 ppb (1) 23.0 μg/m3 (21) 3.3 μg/m3 (14) 43.0
 
July 10, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (45) 0.1 ppb (1) 32.0 μg/m3 (29) 5.7 μg/m3 (24) 45.0
 
July 10, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (45) 0.2 ppb (2) 31.0 μg/m3 (28) 5.7 μg/m3 (24) 45.0
 
July 10, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) 0.2 ppb (2) 48.0 μg/m3 (44) 6.9 μg/m3 (29) 44.0
 
July 10, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) 0.2 ppb (2) 64.0 μg/m3 (54) 7.0 μg/m3 (29) 54.0
 
July 10, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) 0.3 ppb (3) 55.0 μg/m3 (50) 7.7 μg/m3 (32) 50.0
 
July 10, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) 0.3 ppb (3) 67.0 μg/m3 (56) 11.3 μg/m3 (47) 56.0
 
July 10, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) 0.8 ppb (9) 87.0 μg/m3 (66) 13.2 μg/m3 (53) 66.0
 
July 10, 2019, noon N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 0.9 ppb (10) 42.0 μg/m3 (38) 7.1 μg/m3 (30) 38.0
 
July 10, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) 0.4 ppb (4) 25.0 μg/m3 (23) 5.8 μg/m3 (24) 24.0
 
July 10, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) 0.3 ppb (3) 27.0 μg/m3 (25) 8.3 μg/m3 (35) 35.0
 
July 10, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) 0.3 ppb (3) 35.0 μg/m3 (32) 8.2 μg/m3 (34) 34.0
 
July 10, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) 0.4 ppb (4) 29.0 μg/m3 (26) 8.1 μg/m3 (34) 34.0
 
July 10, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) 0.4 ppb (4) 35.0 μg/m3 (32) 10.4 μg/m3 (43) 43.0
 
July 10, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) 0.6 ppb (7) 34.0 μg/m3 (31) 6.8 μg/m3 (28) 31.0
 
July 10, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) 0.5 ppb (6) 40.0 μg/m3 (36) 9.3 μg/m3 (39) 39.0
 
July 10, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) 0.6 ppb (7) 50.0 μg/m3 (45) 8.9 μg/m3 (37) 45.0
 
July 10, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) 0.4 ppb (4) 39.0 μg/m3 (35) 5.1 μg/m3 (21) 35.0
 
July 10, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) 0.2 ppb (2) 20.0 μg/m3 (18) 4.6 μg/m3 (19) 35.0