ID: 955

AQSQID: 040134003

Site Name: South Phoenix

Added: April 21, 2020, 6:24 p.m.

Updated: July 28, 2021, 8:53 p.m.

Location: Phoenix (S Mtain), AZ

Reporting: True, Located: True

Current AQI: 94.0

Phoenix (S Mtain) AZ, US: 33.4033, -112.0731

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 28, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 68.0 ppb (94) 0.1 ppb (2) 18.0 μg/m3 (17) 6.5 μg/m3 (28) 94.0
 
July 28, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (78) 0.1 ppb (2) 25.0 μg/m3 (24) 7.3 μg/m3 (31) 78.0
 
July 28, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) 0.2 ppb (3) 33.0 μg/m3 (31) 9.5 μg/m3 (40) 50.0
 
July 28, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) 0.2 ppb (3) 30.0 μg/m3 (28) 8.2 μg/m3 (35) 38.0
 
July 28, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) 0.2 ppb (3) 38.0 μg/m3 (36) 10.4 μg/m3 (44) 44.0
 
July 28, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) 0.3 ppb (4) 25.0 μg/m3 (24) 8.3 μg/m3 (35) 35.0
 
July 28, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) 0.3 ppb (4) 32.0 μg/m3 (30) 7.8 μg/m3 (33) 33.0
 
July 28, 2021, noon N/A N/A N/A N/A N/A N/A 1.0 ppb (1) 0.3 ppb (4) 33.0 μg/m3 (31) 8.2 μg/m3 (35) 35.0
 
July 28, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) 0.3 ppb (4) 22.0 μg/m3 (21) 3.9 μg/m3 (17) 21.0
 
July 28, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) 0.1 ppb (2) 5.0 μg/m3 (5) 2.2 μg/m3 (10) 22.0
 
July 28, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) 0.1 ppb (2) 6.0 μg/m3 (6) 3.5 μg/m3 (15) 30.0
 
July 28, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) 0.1 ppb (2) 5.0 μg/m3 (5) 3.5 μg/m3 (15) 34.0
 
July 28, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) 0.1 ppb (2) 6.0 μg/m3 (6) 1.4 μg/m3 (6) 36.0
 
July 28, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) 0.1 ppb (2) 22.0 μg/m3 (21) 3.3 μg/m3 (14) 36.0
 
July 28, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) 0.1 ppb (2) 18.0 μg/m3 (17) 2.9 μg/m3 (13) 38.0
 
July 28, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) 0.0 ppb (0) 40.0 μg/m3 (38) 6.5 μg/m3 (28) 44.0
 
July 28, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) 0.1 ppb (2) 392.0 μg/m3 (255) 24.2 μg/m3 (77) 255.0
 
July 28, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) 0.1 ppb (2) 116.0 μg/m3 (82) 9.3 μg/m3 (39) 82.0
 
July 28, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (71) 0.1 ppb (2) 8.0 μg/m3 (8) 3.5 μg/m3 (15) 71.0
 
July 28, 2021, midnight N/A N/A N/A N/A N/A N/A 63.0 ppb (78) 0.1 ppb (2) 10.0 μg/m3 (10) 5.2 μg/m3 (22) 78.0
 
July 27, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 68.0 ppb (94) 0.1 ppb (2) 11.0 μg/m3 (11) 6.5 μg/m3 (28) 94.0
 
July 27, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (78) 0.0 ppb (0) 8.0 μg/m3 (8) 5.4 μg/m3 (23) 78.0
 
July 27, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (65) 0.0 ppb (0) 8.0 μg/m3 (8) 5.0 μg/m3 (21) 65.0
 
July 27, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 65.0 ppb (84) 0.1 ppb (2) 11.0 μg/m3 (11) 6.0 μg/m3 (25) 84.0
 
July 27, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (74) 0.1 ppb (2) 12.0 μg/m3 (12) 6.3 μg/m3 (27) 74.0
 
July 27, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (71) 0.1 ppb (2) 14.0 μg/m3 (13) 7.1 μg/m3 (30) 71.0
 
July 27, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) 0.1 ppb (2) 16.0 μg/m3 (15) 5.6 μg/m3 (24) 50.0
 
July 27, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) 0.2 ppb (3) 14.0 μg/m3 (13) 4.6 μg/m3 (20) 36.0
 
July 27, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
July 27, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) 0.3 ppb (4) N/A N/A 16.0
 
July 27, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) 0.4 ppb (5) 23.0 μg/m3 (22) 8.8 μg/m3 (37) 37.0
 
July 27, 2021, noon N/A N/A N/A N/A N/A N/A 9.0 ppb (9) 0.3 ppb (4) 16.0 μg/m3 (15) 7.2 μg/m3 (31) 31.0
 
July 27, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) 0.2 ppb (3) 13.0 μg/m3 (13) 7.8 μg/m3 (33) 33.0
 
July 27, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) 0.2 ppb (3) 12.0 μg/m3 (12) 6.6 μg/m3 (28) 28.0
 
July 27, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) 0.2 ppb (3) 18.0 μg/m3 (17) 9.3 μg/m3 (39) 39.0
 
July 27, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) 0.3 ppb (4) 14.0 μg/m3 (13) 6.0 μg/m3 (25) 25.0
 
July 27, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) 0.3 ppb (4) 16.0 μg/m3 (15) 8.3 μg/m3 (35) 35.0
 
July 27, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) 0.3 ppb (4) 22.0 μg/m3 (21) 11.4 μg/m3 (48) 48.0
 
July 27, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) 0.3 ppb (4) 20.0 μg/m3 (19) 9.0 μg/m3 (38) 38.0
 
July 27, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) 0.3 ppb (4) 17.0 μg/m3 (16) 7.5 μg/m3 (32) 32.0
 
July 27, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) 0.2 ppb (3) 13.0 μg/m3 (13) 6.2 μg/m3 (26) 26.0
 
July 27, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) 0.1 ppb (2) 10.0 μg/m3 (10) 5.7 μg/m3 (24) 36.0
 
July 27, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) 0.1 ppb (2) 11.0 μg/m3 (11) 6.8 μg/m3 (29) 39.0
 
July 27, 2021, midnight N/A N/A N/A N/A N/A N/A 43.0 ppb (40) 0.1 ppb (2) 9.0 μg/m3 (9) 6.0 μg/m3 (25) 40.0
 
July 26, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) 0.1 ppb (2) 8.0 μg/m3 (8) 5.0 μg/m3 (21) 38.0
 
July 26, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) 0.0 ppb (0) 7.0 μg/m3 (7) 3.3 μg/m3 (14) 36.0
 
July 26, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) 0.1 ppb (2) 10.0 μg/m3 (10) 6.2 μg/m3 (26) 38.0
 
July 26, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) 0.1 ppb (2) 8.0 μg/m3 (8) 4.3 μg/m3 (18) 41.0
 
July 26, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) 0.1 ppb (2) 9.0 μg/m3 (9) 5.5 μg/m3 (23) 40.0
 
July 26, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) 0.1 ppb (2) 6.0 μg/m3 (6) 3.2 μg/m3 (14) 35.0
 
July 26, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) 0.1 ppb (2) 8.0 μg/m3 (8) 2.5 μg/m3 (11) 30.0
 
July 26, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) 0.1 ppb (2) 11.0 μg/m3 (11) 4.9 μg/m3 (21) 26.0
 
July 26, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) 0.2 ppb (3) 9.0 μg/m3 (9) 2.8 μg/m3 (12) 21.0
 
July 26, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) 0.2 ppb (3) 10.0 μg/m3 (10) 3.9 μg/m3 (17) 18.0
 
July 26, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) 0.2 ppb (3) 9.0 μg/m3 (9) 3.0 μg/m3 (13) 13.0
 
July 26, 2021, noon N/A N/A N/A N/A N/A N/A 12.0 ppb (12) 0.2 ppb (3) 12.0 μg/m3 (12) 5.4 μg/m3 (23) 23.0
 
July 26, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) 0.2 ppb (3) 7.0 μg/m3 (7) 4.2 μg/m3 (18) 18.0
 
July 26, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) 0.1 ppb (2) 6.0 μg/m3 (6) 4.0 μg/m3 (17) 17.0
 
July 26, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) 0.1 ppb (2) 7.0 μg/m3 (7) 4.7 μg/m3 (20) 20.0
 
July 26, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) 0.1 ppb (2) 8.0 μg/m3 (8) 6.6 μg/m3 (28) 28.0
 
July 26, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) 0.1 ppb (2) 5.0 μg/m3 (5) 3.9 μg/m3 (17) 21.0
 
July 26, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) 0.2 ppb (3) 6.0 μg/m3 (6) 3.7 μg/m3 (16) 22.0
 
July 26, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) 0.2 ppb (3) 7.0 μg/m3 (7) 4.6 μg/m3 (20) 21.0
 
July 26, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) 0.2 ppb (3) 7.0 μg/m3 (7) 5.1 μg/m3 (22) 23.0
 
July 26, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) 0.2 ppb (3) 5.0 μg/m3 (5) 3.5 μg/m3 (15) 18.0
 
July 26, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) 0.2 ppb (3) 7.0 μg/m3 (7) 5.9 μg/m3 (25) 25.0
 
July 26, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) 0.2 ppb (3) 6.0 μg/m3 (6) 5.7 μg/m3 (24) 30.0
 
July 26, 2021, midnight N/A N/A N/A N/A N/A N/A 33.0 ppb (31) 0.1 ppb (2) 6.0 μg/m3 (6) 6.0 μg/m3 (25) 31.0
 
July 25, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) 0.1 ppb (2) 3.0 μg/m3 (3) 3.7 μg/m3 (16) 33.0
 
July 25, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) 0.1 ppb (2) 4.0 μg/m3 (4) 3.2 μg/m3 (14) 31.0
 
July 25, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) 0.1 ppb (2) 3.0 μg/m3 (3) 3.4 μg/m3 (15) 30.0
 
July 25, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) 0.1 ppb (2) 2.0 μg/m3 (2) 2.7 μg/m3 (12) 30.0
 
July 25, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) 0.1 ppb (2) 3.0 μg/m3 (3) 3.0 μg/m3 (13) 30.0
 
July 25, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) 0.1 ppb (2) 4.0 μg/m3 (4) 3.8 μg/m3 (16) 28.0
 
July 25, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) 0.1 ppb (2) 4.0 μg/m3 (4) 3.8 μg/m3 (16) 27.0
 
July 25, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) 0.1 ppb (2) 5.0 μg/m3 (5) 4.5 μg/m3 (19) 25.0
 
July 25, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) 0.1 ppb (2) 6.0 μg/m3 (6) 6.1 μg/m3 (26) 26.0
 
July 25, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) 0.1 ppb (2) 5.0 μg/m3 (5) 4.7 μg/m3 (20) 22.0
 
July 25, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) 0.1 ppb (2) 7.0 μg/m3 (7) 5.8 μg/m3 (25) 25.0
 
July 25, 2021, noon N/A N/A N/A N/A N/A N/A 19.0 ppb (18) 0.1 ppb (2) 8.0 μg/m3 (8) 6.9 μg/m3 (29) 29.0
 
July 25, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) 0.1 ppb (2) 6.0 μg/m3 (6) 4.5 μg/m3 (19) 19.0
 
July 25, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) 0.1 ppb (2) 9.0 μg/m3 (9) 7.1 μg/m3 (30) 30.0
 
July 25, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) 0.2 ppb (3) 9.0 μg/m3 (9) 7.3 μg/m3 (31) 31.0
 
July 25, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) 0.2 ppb (3) 6.0 μg/m3 (6) 4.5 μg/m3 (19) 19.0
 
July 25, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) 0.1 ppb (2) 7.0 μg/m3 (7) 5.3 μg/m3 (23) 23.0
 
July 25, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) 0.1 ppb (2) 8.0 μg/m3 (8) 5.5 μg/m3 (23) 23.0
 
July 25, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) 0.1 ppb (2) 8.0 μg/m3 (8) 5.3 μg/m3 (23) 23.0
 
July 25, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) 0.1 ppb (2) 5.0 μg/m3 (5) 3.0 μg/m3 (13) 25.0
 
July 25, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) 0.1 ppb (2) 6.0 μg/m3 (6) 4.4 μg/m3 (19) 26.0
 
July 25, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) 0.1 ppb (2) 8.0 μg/m3 (8) 6.1 μg/m3 (26) 28.0
 
July 25, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) 0.1 ppb (2) 7.0 μg/m3 (7) 4.3 μg/m3 (18) 30.0
 
July 25, 2021, midnight N/A N/A N/A N/A N/A N/A 34.0 ppb (32) 0.1 ppb (2) 6.0 μg/m3 (6) 4.3 μg/m3 (18) 32.0
 
July 24, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) 0.1 ppb (2) 5.0 μg/m3 (5) 3.6 μg/m3 (16) 32.0
 
July 24, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) 0.1 ppb (2) 4.0 μg/m3 (4) 3.0 μg/m3 (13) 29.0
 
July 24, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) 0.1 ppb (2) 5.0 μg/m3 (5) 3.8 μg/m3 (16) 30.0
 
July 24, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) 0.1 ppb (2) 7.0 μg/m3 (7) 5.7 μg/m3 (24) 31.0
 
July 24, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) 0.1 ppb (2) 7.0 μg/m3 (7) 5.6 μg/m3 (24) 33.0
 
July 24, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) 0.1 ppb (2) 5.0 μg/m3 (5) 4.2 μg/m3 (18) 34.0
 
July 24, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) 0.1 ppb (2) 8.0 μg/m3 (8) 5.4 μg/m3 (23) 32.0
 
July 24, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) 0.1 ppb (2) 10.0 μg/m3 (10) 6.6 μg/m3 (28) 31.0
 
July 24, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) 0.2 ppb (3) 9.0 μg/m3 (9) 6.5 μg/m3 (28) 31.0
 
July 24, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) 0.2 ppb (3) 11.0 μg/m3 (11) 10.1 μg/m3 (43) 43.0
 
July 24, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) 0.2 ppb (3) 14.0 μg/m3 (13) 13.3 μg/m3 (54) 54.0
 
July 24, 2021, noon N/A N/A N/A N/A N/A N/A 18.0 ppb (17) 0.3 ppb (4) 16.0 μg/m3 (15) 13.9 μg/m3 (55) 55.0
 
July 24, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) 0.3 ppb (4) 15.0 μg/m3 (14) 11.4 μg/m3 (48) 48.0
 
July 24, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) 0.3 ppb (4) 14.0 μg/m3 (13) 9.0 μg/m3 (38) 38.0
 
July 24, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) 0.3 ppb (4) 12.0 μg/m3 (12) 8.8 μg/m3 (37) 37.0
 
July 24, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) 0.3 ppb (4) 11.0 μg/m3 (11) 6.6 μg/m3 (28) 28.0
 
July 24, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) 0.3 ppb (4) 11.0 μg/m3 (11) 7.2 μg/m3 (31) 31.0
 
July 24, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) 0.3 ppb (4) 13.0 μg/m3 (13) 8.3 μg/m3 (35) 35.0
 
July 24, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) 0.3 ppb (4) 11.0 μg/m3 (11) 7.7 μg/m3 (33) 33.0
 
July 24, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) 0.3 ppb (4) 13.0 μg/m3 (13) 8.9 μg/m3 (38) 38.0
 
July 24, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) 0.4 ppb (5) 15.0 μg/m3 (14) 11.7 μg/m3 (49) 49.0
 
July 24, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) 0.3 ppb (4) 7.0 μg/m3 (7) 5.4 μg/m3 (23) 27.0
 
July 24, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) 0.3 ppb (4) 4.0 μg/m3 (4) 3.2 μg/m3 (14) 29.0
 
July 24, 2021, midnight N/A N/A N/A N/A N/A N/A 34.0 ppb (32) 0.3 ppb (4) 5.0 μg/m3 (5) 4.2 μg/m3 (18) 32.0
 
July 23, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) 0.2 ppb (3) 8.0 μg/m3 (8) 7.6 μg/m3 (32) 33.0
 
July 23, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) 0.3 ppb (4) 8.0 μg/m3 (8) 7.2 μg/m3 (31) 33.0
 
July 23, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) 0.3 ppb (4) 8.0 μg/m3 (8) 7.0 μg/m3 (30) 31.0
 
July 23, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) 0.2 ppb (3) 10.0 μg/m3 (10) 9.3 μg/m3 (39) 39.0
 
July 23, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) 0.3 ppb (4) 8.0 μg/m3 (8) 6.1 μg/m3 (26) 29.0
 
July 23, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) 0.3 ppb (4) 14.0 μg/m3 (13) 11.4 μg/m3 (48) 48.0
 
July 23, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) 0.3 ppb (4) 15.0 μg/m3 (14) 12.8 μg/m3 (53) 53.0
 
July 23, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) 0.2 ppb (3) 13.0 μg/m3 (13) 11.6 μg/m3 (49) 49.0
 
July 23, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) 0.2 ppb (3) 9.0 μg/m3 (9) 7.4 μg/m3 (31) 42.0
 
July 23, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) 0.2 ppb (3) 12.0 μg/m3 (12) 10.6 μg/m3 (45) 45.0
 
July 23, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) 0.2 ppb (3) 11.0 μg/m3 (11) 9.8 μg/m3 (41) 46.0
 
July 23, 2021, noon N/A N/A N/A N/A N/A N/A 49.0 ppb (46) 0.2 ppb (3) 8.0 μg/m3 (8) 6.8 μg/m3 (29) 46.0
 
July 23, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) 0.1 ppb (2) 11.0 μg/m3 (11) 8.4 μg/m3 (36) 47.0
 
July 23, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) 0.1 ppb (2) 19.0 μg/m3 (18) 8.2 μg/m3 (35) 42.0
 
July 23, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) 0.1 ppb (2) 21.0 μg/m3 (20) 10.3 μg/m3 (43) 43.0
 
July 23, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) 0.1 ppb (2) 18.0 μg/m3 (17) 11.3 μg/m3 (48) 48.0
 
July 23, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) 0.1 ppb (2) 18.0 μg/m3 (17) 11.5 μg/m3 (48) 48.0
 
July 23, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) 0.1 ppb (2) 15.0 μg/m3 (14) 8.9 μg/m3 (38) 38.0
 
July 23, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) 0.1 ppb (2) 141.0 μg/m3 (94) 12.0 μg/m3 (50) 94.0
 
July 23, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) 0.1 ppb (2) 305.0 μg/m3 (176) 24.4 μg/m3 (77) 176.0
 
July 23, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) 0.1 ppb (2) 30.0 μg/m3 (28) 7.8 μg/m3 (33) 42.0
 
July 23, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) 0.1 ppb (2) 20.0 μg/m3 (19) 7.0 μg/m3 (30) 45.0
 
July 23, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) 0.1 ppb (2) 22.0 μg/m3 (21) 6.2 μg/m3 (26) 51.0
 
July 23, 2021, midnight N/A N/A N/A N/A N/A N/A 63.0 ppb (78) 0.1 ppb (2) 26.0 μg/m3 (25) 7.5 μg/m3 (32) 78.0
 
July 22, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 66.0 ppb (87) 0.1 ppb (2) 29.0 μg/m3 (27) 8.4 μg/m3 (36) 87.0
 
July 22, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 66.0 ppb (87) 0.1 ppb (2) 33.0 μg/m3 (31) 7.6 μg/m3 (32) 87.0
 
July 22, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 67.0 ppb (91) 0.1 ppb (2) 37.0 μg/m3 (35) 9.6 μg/m3 (40) 91.0
 
July 22, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 70.0 ppb (100) 0.1 ppb (2) 26.0 μg/m3 (25) 8.7 μg/m3 (37) 100.0
 
July 22, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (78) 0.1 ppb (2) 24.0 μg/m3 (23) 8.9 μg/m3 (38) 78.0
 
July 22, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (65) 0.1 ppb (2) 24.0 μg/m3 (23) 8.0 μg/m3 (34) 65.0
 
July 22, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (55) 0.1 ppb (2) 21.0 μg/m3 (20) 6.4 μg/m3 (27) 55.0
 
July 22, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) 0.1 ppb (2) N/A N/A 46.0
 
July 22, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) 0.2 ppb (3) N/A N/A 36.0
 
July 22, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (3) 28.0 μg/m3 (26) 8.4 μg/m3 (36) 36.0
 
July 22, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (19) 7.6 μg/m3 (32) 32.0
 
July 22, 2021, noon N/A N/A N/A N/A N/A N/A 46.0 ppb (43) 0.2 ppb (3) 12.0 μg/m3 (12) 8.0 μg/m3 (34) 43.0
 
July 22, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) 0.2 ppb (3) 8.0 μg/m3 (8) 7.1 μg/m3 (30) 50.0
 
July 22, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (55) 0.1 ppb (2) 7.0 μg/m3 (7) 5.2 μg/m3 (22) 55.0
 
July 22, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (58) 0.1 ppb (2) 15.0 μg/m3 (14) 7.3 μg/m3 (31) 58.0
 
July 22, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) 0.1 ppb (2) 44.0 μg/m3 (41) 12.5 μg/m3 (52) 52.0
 
July 22, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) 0.1 ppb (2) 110.0 μg/m3 (79) 11.5 μg/m3 (48) 79.0
 
July 22, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) 0.1 ppb (2) 63.0 μg/m3 (55) 9.7 μg/m3 (41) 55.0
 
July 22, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) 0.1 ppb (2) 14.0 μg/m3 (13) 7.7 μg/m3 (33) 41.0
 
July 22, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) 0.1 ppb (2) 18.0 μg/m3 (17) 7.7 μg/m3 (33) 45.0
 
July 22, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) 0.2 ppb (3) 21.0 μg/m3 (20) 5.1 μg/m3 (22) 50.0
 
July 22, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (55) 0.2 ppb (3) 34.0 μg/m3 (32) 8.2 μg/m3 (35) 55.0
 
July 22, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (61) 0.2 ppb (3) 82.0 μg/m3 (65) 10.0 μg/m3 (42) 65.0
 
July 22, 2021, midnight N/A N/A N/A N/A N/A N/A 57.0 ppb (58) 0.1 ppb (2) 44.0 μg/m3 (41) 8.2 μg/m3 (35) 58.0
 
July 21, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (81) 0.1 ppb (2) 19.0 μg/m3 (18) 5.7 μg/m3 (24) 81.0
 
July 21, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (78) 0.1 ppb (2) 18.0 μg/m3 (17) 5.9 μg/m3 (25) 78.0
 
July 21, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 66.0 ppb (87) 0.1 ppb (2) 20.0 μg/m3 (19) 7.9 μg/m3 (33) 87.0
 
July 21, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 67.0 ppb (91) 0.1 ppb (2) 22.0 μg/m3 (21) 6.5 μg/m3 (28) 91.0