ID: 87

AQSQID: 040131004

Site Name: North Phoenix

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

Updated: Sept. 19, 2021, 10:57 p.m.

Location: Phoenix (N Mtain), AZ

Reporting: True, Located: True

Current AQI: 44.0

Phoenix (N Mtain) AZ, US: 33.560299, -112.066299

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 19, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A 10.0 μg/m3 (10) 6.0 μg/m3 (25) 44.0
 
Sept. 19, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A 11.0 μg/m3 (11) 7.0 μg/m3 (30) 45.0
 
Sept. 19, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A 11.0 μg/m3 (11) 6.1 μg/m3 (26) 50.0
 
Sept. 19, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A 13.0 μg/m3 (13) 6.3 μg/m3 (27) 48.0
 
Sept. 19, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 13.0 μg/m3 (13) 8.3 μg/m3 (35) 42.0
 
Sept. 19, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 16.0 μg/m3 (15) 11.2 μg/m3 (47) 47.0
 
Sept. 19, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 15.0 μg/m3 (14) 10.3 μg/m3 (43) 43.0
 
Sept. 19, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 29.0 μg/m3 (27) 10.6 μg/m3 (45) 45.0
 
Sept. 19, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A 21.0 μg/m3 (20) 9.4 μg/m3 (40) 40.0
 
Sept. 19, 2021, noon N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 13.0 μg/m3 (13) 9.0 μg/m3 (38) 38.0
 
Sept. 19, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 13.0 μg/m3 (13) 9.2 μg/m3 (39) 39.0
 
Sept. 19, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 13.0 μg/m3 (13) 8.3 μg/m3 (35) 35.0
 
Sept. 19, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 16.0 μg/m3 (15) 8.9 μg/m3 (38) 38.0
 
Sept. 19, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 16.0 μg/m3 (15) 9.0 μg/m3 (38) 38.0
 
Sept. 19, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 18.0 μg/m3 (17) 10.5 μg/m3 (44) 44.0
 
Sept. 19, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 16.0 μg/m3 (15) 9.4 μg/m3 (40) 40.0
 
Sept. 19, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 14.0 μg/m3 (13) 8.1 μg/m3 (34) 34.0
 
Sept. 19, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 11.0 μg/m3 (11) 8.3 μg/m3 (35) 35.0
 
Sept. 19, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 10.0 μg/m3 (10) 7.9 μg/m3 (33) 33.0
 
Sept. 19, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 9.0 μg/m3 (9) 6.3 μg/m3 (27) 27.0
 
Sept. 19, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 6.0 μg/m3 (6) 4.4 μg/m3 (19) 33.0
 
Sept. 19, 2021, midnight N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 4.0 μg/m3 (4) 3.4 μg/m3 (15) 40.0
 
Sept. 18, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 11.0 μg/m3 (11) 8.2 μg/m3 (35) 38.0
 
Sept. 18, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 10.0 μg/m3 (10) 5.3 μg/m3 (23) 36.0
 
Sept. 18, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 23.0 μg/m3 (22) 13.1 μg/m3 (54) 54.0
 
Sept. 18, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 68.0 ppb (94) N/A 21.0 μg/m3 (20) 10.3 μg/m3 (43) 94.0
 
Sept. 18, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (78) N/A 20.0 μg/m3 (19) 10.0 μg/m3 (42) 78.0
 
Sept. 18, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (68) N/A 21.0 μg/m3 (20) 10.5 μg/m3 (44) 68.0
 
Sept. 18, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A 18.0 μg/m3 (17) 8.5 μg/m3 (36) 51.0
 
Sept. 18, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 16.0 μg/m3 (15) 7.1 μg/m3 (30) 39.0
 
Sept. 18, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 25.0 μg/m3 (24) 9.7 μg/m3 (41) 41.0
 
Sept. 18, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 30.0 μg/m3 (28) 12.2 μg/m3 (52) 52.0
 
Sept. 18, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) N/A 28.0 μg/m3 (26) 12.2 μg/m3 (52) 52.0
 
Sept. 18, 2021, noon N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A 24.0 μg/m3 (23) 9.1 μg/m3 (38) 38.0
 
Sept. 18, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 24.0 μg/m3 (23) 10.7 μg/m3 (45) 45.0
 
Sept. 18, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 23.0 μg/m3 (22) 10.8 μg/m3 (46) 46.0
 
Sept. 18, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 23.0 μg/m3 (22) 9.8 μg/m3 (41) 41.0
 
Sept. 18, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 25.0 μg/m3 (24) 10.4 μg/m3 (44) 44.0
 
Sept. 18, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 27.0 μg/m3 (25) 11.9 μg/m3 (50) 50.0
 
Sept. 18, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 25.0 μg/m3 (24) 11.6 μg/m3 (49) 49.0
 
Sept. 18, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 26.0 μg/m3 (25) 12.4 μg/m3 (52) 52.0
 
Sept. 18, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 24.0 μg/m3 (23) 11.0 μg/m3 (46) 46.0
 
Sept. 18, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 24.0 μg/m3 (23) 10.1 μg/m3 (43) 43.0
 
Sept. 18, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 22.0 μg/m3 (21) 9.8 μg/m3 (41) 41.0
 
Sept. 18, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (55) N/A 23.0 μg/m3 (22) 11.3 μg/m3 (48) 55.0
 
Sept. 18, 2021, midnight N/A N/A N/A N/A N/A N/A 68.0 ppb (94) N/A 20.0 μg/m3 (19) 10.1 μg/m3 (43) 94.0
 
Sept. 17, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 82.0 ppb (107) N/A 22.0 μg/m3 (21) 10.1 μg/m3 (43) 107.0
 
Sept. 17, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 84.0 ppb (108) N/A 23.0 μg/m3 (22) 9.3 μg/m3 (39) 108.0
 
Sept. 17, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 77.0 ppb (105) N/A 25.0 μg/m3 (24) 9.4 μg/m3 (40) 105.0
 
Sept. 17, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (81) N/A 24.0 μg/m3 (23) 9.4 μg/m3 (40) 81.0
 
Sept. 17, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (55) N/A N/A N/A 55.0
 
Sept. 17, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A N/A N/A 48.0
 
Sept. 17, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 24.0 μg/m3 (23) 8.1 μg/m3 (34) 38.0
 
Sept. 17, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 20.0 μg/m3 (19) 8.8 μg/m3 (37) 37.0
 
Sept. 17, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 24.0 μg/m3 (23) 8.5 μg/m3 (36) 36.0
 
Sept. 17, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 31.0 μg/m3 (29) 8.7 μg/m3 (37) 37.0
 
Sept. 17, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A 37.0 μg/m3 (35) 10.9 μg/m3 (46) 46.0
 
Sept. 17, 2021, noon N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 24.0 μg/m3 (23) 13.9 μg/m3 (55) 55.0
 
Sept. 17, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 25.0 μg/m3 (24) 12.9 μg/m3 (53) 53.0
 
Sept. 17, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 29.0 μg/m3 (27) 12.9 μg/m3 (53) 53.0
 
Sept. 17, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 21.0 μg/m3 (20) 12.1 μg/m3 (51) 51.0
 
Sept. 17, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A 24.0 μg/m3 (23) 13.3 μg/m3 (54) 54.0
 
Sept. 17, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A 26.0 μg/m3 (25) 14.1 μg/m3 (56) 56.0
 
Sept. 17, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) N/A 27.0 μg/m3 (25) 12.6 μg/m3 (53) 53.0
 
Sept. 17, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (4) N/A 28.0 μg/m3 (26) 12.7 μg/m3 (53) 53.0
 
Sept. 17, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A 28.0 μg/m3 (26) 12.6 μg/m3 (53) 53.0
 
Sept. 17, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) N/A 24.0 μg/m3 (23) 11.3 μg/m3 (48) 48.0
 
Sept. 17, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 17.0 μg/m3 (16) 9.0 μg/m3 (38) 38.0
 
Sept. 17, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A 16.0 μg/m3 (15) 8.9 μg/m3 (38) 45.0
 
Sept. 17, 2021, midnight N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A 19.0 μg/m3 (18) 9.8 μg/m3 (41) 51.0
 
Sept. 16, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (81) N/A 20.0 μg/m3 (19) 10.2 μg/m3 (43) 81.0
 
Sept. 16, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (81) N/A 21.0 μg/m3 (20) 10.9 μg/m3 (46) 81.0
 
Sept. 16, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 75.0 ppb (104) N/A 21.0 μg/m3 (20) 9.8 μg/m3 (41) 104.0
 
Sept. 16, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 71.0 ppb (101) N/A 18.0 μg/m3 (17) 8.9 μg/m3 (38) 101.0
 
Sept. 16, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 71.0 ppb (101) N/A 18.0 μg/m3 (17) 7.2 μg/m3 (31) 101.0
 
Sept. 16, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (81) N/A 16.0 μg/m3 (15) 5.1 μg/m3 (22) 81.0
 
Sept. 16, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A 25.0 μg/m3 (24) 10.8 μg/m3 (46) 49.0
 
Sept. 16, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 29.0 μg/m3 (27) 11.7 μg/m3 (49) 49.0
 
Sept. 16, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 32.0 μg/m3 (30) 11.9 μg/m3 (50) 50.0
 
Sept. 16, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (29) 10.6 μg/m3 (45) 45.0
 
Sept. 16, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 24.0 μg/m3 (23) 10.5 μg/m3 (44) 44.0
 
Sept. 16, 2021, noon N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A 21.0 μg/m3 (20) 9.8 μg/m3 (41) 41.0
 
Sept. 16, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A 19.0 μg/m3 (18) 11.2 μg/m3 (47) 47.0
 
Sept. 16, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 19.0 μg/m3 (18) 10.8 μg/m3 (46) 46.0
 
Sept. 16, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 21.0 μg/m3 (20) 10.8 μg/m3 (46) 46.0
 
Sept. 16, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 20.0 μg/m3 (19) 10.5 μg/m3 (44) 44.0
 
Sept. 16, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 23.0 μg/m3 (22) 12.7 μg/m3 (53) 53.0
 
Sept. 16, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A 21.0 μg/m3 (20) 11.5 μg/m3 (48) 48.0
 
Sept. 16, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A 23.0 μg/m3 (22) 12.1 μg/m3 (51) 51.0
 
Sept. 16, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 20.0 μg/m3 (19) 10.3 μg/m3 (43) 43.0
 
Sept. 16, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 17.0 μg/m3 (16) 10.1 μg/m3 (43) 43.0
 
Sept. 16, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 17.0 μg/m3 (16) 10.1 μg/m3 (43) 43.0
 
Sept. 16, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A 18.0 μg/m3 (17) 9.6 μg/m3 (40) 48.0
 
Sept. 16, 2021, midnight N/A N/A N/A N/A N/A N/A 57.0 ppb (58) N/A 19.0 μg/m3 (18) 9.5 μg/m3 (40) 58.0
 
Sept. 15, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (74) N/A 19.0 μg/m3 (18) 8.1 μg/m3 (34) 74.0
 
Sept. 15, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (71) N/A 20.0 μg/m3 (19) 7.3 μg/m3 (31) 71.0
 
Sept. 15, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (78) N/A 21.0 μg/m3 (20) 10.2 μg/m3 (43) 78.0
 
Sept. 15, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 78.0 ppb (105) N/A 20.0 μg/m3 (19) 10.6 μg/m3 (45) 105.0
 
Sept. 15, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 72.0 ppb (102) N/A 21.0 μg/m3 (20) 10.3 μg/m3 (43) 102.0
 
Sept. 15, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 65.0 ppb (84) N/A 24.0 μg/m3 (23) 12.8 μg/m3 (53) 84.0
 
Sept. 15, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (58) N/A 23.0 μg/m3 (22) 12.0 μg/m3 (50) 58.0
 
Sept. 15, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 25.0 μg/m3 (24) 11.9 μg/m3 (50) 50.0
 
Sept. 15, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 40.0 μg/m3 (38) 15.1 μg/m3 (58) 58.0
 
Sept. 15, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 39.0 μg/m3 (37) 15.1 μg/m3 (58) 58.0
 
Sept. 15, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (4) N/A 30.0 μg/m3 (28) 14.8 μg/m3 (57) 57.0
 
Sept. 15, 2021, noon N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A 27.0 μg/m3 (25) 13.9 μg/m3 (55) 55.0
 
Sept. 15, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A 23.0 μg/m3 (22) 13.0 μg/m3 (53) 53.0
 
Sept. 15, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 27.0 μg/m3 (25) 13.4 μg/m3 (54) 54.0
 
Sept. 15, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 28.0 μg/m3 (26) 12.7 μg/m3 (53) 53.0
 
Sept. 15, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 20.0 μg/m3 (19) 11.7 μg/m3 (49) 49.0
 
Sept. 15, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 26.0 μg/m3 (25) 13.3 μg/m3 (54) 54.0
 
Sept. 15, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A 24.0 μg/m3 (23) 13.4 μg/m3 (54) 54.0
 
Sept. 15, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 26.0 μg/m3 (25) 12.2 μg/m3 (52) 52.0
 
Sept. 15, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 31.0 μg/m3 (29) 12.3 μg/m3 (52) 52.0
 
Sept. 15, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 20.0 μg/m3 (19) 11.4 μg/m3 (48) 48.0
 
Sept. 15, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 16.0 μg/m3 (15) 10.0 μg/m3 (42) 42.0
 
Sept. 15, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A 15.0 μg/m3 (14) 9.0 μg/m3 (38) 48.0
 
Sept. 15, 2021, midnight N/A N/A N/A N/A N/A N/A 57.0 ppb (58) N/A 19.0 μg/m3 (18) 11.6 μg/m3 (49) 58.0
 
Sept. 14, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (81) N/A 20.0 μg/m3 (19) 11.7 μg/m3 (49) 81.0
 
Sept. 14, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 72.0 ppb (102) N/A 30.0 μg/m3 (28) 12.8 μg/m3 (53) 102.0
 
Sept. 14, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 86.0 ppb (109) N/A 27.0 μg/m3 (25) 12.1 μg/m3 (51) 109.0
 
Sept. 14, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 86.0 ppb (109) N/A 23.0 μg/m3 (22) 11.2 μg/m3 (47) 109.0
 
Sept. 14, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 72.0 ppb (102) N/A 22.0 μg/m3 (21) 10.3 μg/m3 (43) 102.0
 
Sept. 14, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (65) N/A 19.0 μg/m3 (18) 7.8 μg/m3 (33) 65.0
 
Sept. 14, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A 24.0 μg/m3 (23) 8.7 μg/m3 (37) 46.0
 
Sept. 14, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 30.0 μg/m3 (28) 10.2 μg/m3 (43) 43.0
 
Sept. 14, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 31.0 μg/m3 (29) 10.5 μg/m3 (44) 44.0
 
Sept. 14, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A 29.0 μg/m3 (27) 9.5 μg/m3 (40) 40.0
 
Sept. 14, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 23.0 μg/m3 (22) 9.5 μg/m3 (40) 40.0
 
Sept. 14, 2021, noon N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 19.0 μg/m3 (18) 9.9 μg/m3 (42) 42.0
 
Sept. 14, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 20.0 μg/m3 (19) 10.8 μg/m3 (46) 46.0
 
Sept. 14, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A 20.0 μg/m3 (19) 10.4 μg/m3 (44) 44.0
 
Sept. 14, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 18.0 μg/m3 (17) 9.4 μg/m3 (40) 40.0
 
Sept. 14, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A 17.0 μg/m3 (16) 9.8 μg/m3 (41) 41.0
 
Sept. 14, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 18.0 μg/m3 (17) 8.6 μg/m3 (36) 36.0
 
Sept. 14, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A 21.0 μg/m3 (20) 8.9 μg/m3 (38) 38.0
 
Sept. 14, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 27.0 μg/m3 (25) 12.1 μg/m3 (51) 51.0
 
Sept. 14, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 25.0 μg/m3 (24) 10.4 μg/m3 (44) 44.0
 
Sept. 14, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A 20.0 μg/m3 (19) 9.3 μg/m3 (39) 39.0
 
Sept. 14, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 16.0 μg/m3 (15) 9.0 μg/m3 (38) 38.0
 
Sept. 14, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A 13.0 μg/m3 (13) 6.6 μg/m3 (28) 49.0
 
Sept. 14, 2021, midnight N/A N/A N/A N/A N/A N/A 60.0 ppb (68) N/A 14.0 μg/m3 (13) 6.4 μg/m3 (27) 68.0
 
Sept. 13, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 67.0 ppb (91) N/A 13.0 μg/m3 (13) 5.6 μg/m3 (24) 91.0
 
Sept. 13, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 65.0 ppb (84) N/A 10.0 μg/m3 (10) 4.7 μg/m3 (20) 84.0
 
Sept. 13, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 66.0 ppb (87) N/A 13.0 μg/m3 (13) 6.1 μg/m3 (26) 87.0
 
Sept. 13, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 71.0 ppb (101) N/A 18.0 μg/m3 (17) 9.0 μg/m3 (38) 101.0
 
Sept. 13, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 70.0 ppb (100) N/A 19.0 μg/m3 (18) 7.6 μg/m3 (32) 100.0
 
Sept. 13, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (74) N/A 20.0 μg/m3 (19) 8.3 μg/m3 (35) 74.0
 
Sept. 13, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) N/A 21.0 μg/m3 (20) 7.3 μg/m3 (31) 50.0
 
Sept. 13, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A 21.0 μg/m3 (20) 8.3 μg/m3 (35) 44.0
 
Sept. 13, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 25.0 μg/m3 (24) 8.8 μg/m3 (37) 37.0
 
Sept. 13, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 31.0 μg/m3 (29) 9.7 μg/m3 (41) 41.0
 
Sept. 13, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 21.0 μg/m3 (20) 8.1 μg/m3 (34) 34.0
 
Sept. 13, 2021, noon N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 18.0 μg/m3 (17) 7.6 μg/m3 (32) 32.0
 
Sept. 13, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 13.0 μg/m3 (13) 7.2 μg/m3 (31) 31.0
 
Sept. 13, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 15.0 μg/m3 (14) 7.5 μg/m3 (32) 32.0
 
Sept. 13, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 17.0 μg/m3 (16) 8.3 μg/m3 (35) 35.0
 
Sept. 13, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 17.0 μg/m3 (16) 8.3 μg/m3 (35) 35.0
 
Sept. 13, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 18.0 μg/m3 (17) 9.2 μg/m3 (39) 39.0
 
Sept. 13, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 19.0 μg/m3 (18) 10.3 μg/m3 (43) 43.0
 
Sept. 13, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 22.0 μg/m3 (21) 11.2 μg/m3 (47) 47.0
 
Sept. 13, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 19.0 μg/m3 (18) 8.8 μg/m3 (37) 37.0
 
Sept. 13, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 15.0 μg/m3 (14) 7.5 μg/m3 (32) 32.0
 
Sept. 13, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 12.0 μg/m3 (12) 7.0 μg/m3 (30) 41.0
 
Sept. 13, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (58) N/A 11.0 μg/m3 (11) 7.2 μg/m3 (31) 58.0
 
Sept. 13, 2021, midnight N/A N/A N/A N/A N/A N/A 67.0 ppb (91) N/A 10.0 μg/m3 (10) 6.3 μg/m3 (27) 91.0
 
Sept. 12, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 66.0 ppb (87) N/A 10.0 μg/m3 (10) 6.5 μg/m3 (28) 87.0
 
Sept. 12, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (78) N/A 8.0 μg/m3 (8) 5.8 μg/m3 (25) 78.0