ID: 85

AQSQID: 040134004

Site Name: West Chandler Fire Station

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

Updated: May 14, 2021, 10:47 p.m.

Location: Chandler (Villa Pallavicini), AZ

Reporting: True, Located: True

Current AQI: 55.0

Chandler (Villa Pallavicini) AZ, US: 33.299, -111.8843

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
May 14, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (55) 0.3 ppb (4) 25.7 μg/m3 (24) N/A 55.0
 
May 14, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (61) 0.3 ppb (4) 28.6 μg/m3 (27) N/A 61.0
 
May 14, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (65) 0.3 ppb (4) 26.8 μg/m3 (25) N/A 65.0
 
May 14, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (55) 0.2 ppb (3) 29.0 μg/m3 (27) N/A 55.0
 
May 14, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) 0.3 ppb (4) 33.4 μg/m3 (31) N/A 47.0
 
May 14, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) 0.3 ppb (4) 46.3 μg/m3 (43) N/A 43.0
 
May 14, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) 0.4 ppb (5) 58.6 μg/m3 (53) N/A 53.0
 
May 14, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) 0.4 ppb (5) 70.9 μg/m3 (59) N/A 59.0
 
May 14, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) 0.4 ppb (5) 58.0 μg/m3 (53) N/A 53.0
 
May 14, 2021, noon N/A N/A N/A N/A N/A N/A 22.0 ppb (21) 0.4 ppb (5) 41.3 μg/m3 (39) N/A 39.0
 
May 14, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) 0.3 ppb (4) 36.6 μg/m3 (34) N/A 34.0
 
May 14, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) 0.3 ppb (4) 35.9 μg/m3 (34) N/A 34.0
 
May 14, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) 0.4 ppb (5) 36.4 μg/m3 (34) N/A 34.0
 
May 14, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) 0.4 ppb (5) 36.1 μg/m3 (34) N/A 34.0
 
May 14, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) 0.4 ppb (5) 35.6 μg/m3 (33) N/A 33.0
 
May 14, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) 0.4 ppb (5) 37.7 μg/m3 (35) N/A 35.0
 
May 14, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) 0.3 ppb (4) 34.9 μg/m3 (33) N/A 44.0
 
May 14, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) 0.3 ppb (4) 30.6 μg/m3 (29) N/A 46.0
 
May 14, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) 0.4 ppb (5) 36.5 μg/m3 (34) N/A 42.0
 
May 14, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (55) 0.3 ppb (4) 34.7 μg/m3 (33) N/A 55.0
 
May 14, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 67.0 ppb (91) 0.3 ppb (4) 36.5 μg/m3 (34) N/A 91.0
 
May 14, 2021, midnight N/A N/A N/A N/A N/A N/A 64.0 ppb (81) 0.3 ppb (4) 34.9 μg/m3 (33) N/A 81.0
 
May 13, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (74) 0.3 ppb (4) 32.6 μg/m3 (31) N/A 74.0
 
May 13, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (74) 0.3 ppb (4) 25.1 μg/m3 (24) N/A 74.0
 
May 13, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (81) 0.3 ppb (4) 19.3 μg/m3 (18) N/A 81.0
 
May 13, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 65.0 ppb (84) 0.3 ppb (4) 31.9 μg/m3 (30) N/A 84.0
 
May 13, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (65) 0.3 ppb (4) 31.1 μg/m3 (29) N/A 65.0
 
May 13, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) 0.3 ppb (4) 27.4 μg/m3 (26) N/A 50.0
 
May 13, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) 0.3 ppb (4) 33.5 μg/m3 (32) N/A 44.0
 
May 13, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) 0.3 ppb (4) 52.6 μg/m3 (49) N/A 49.0
 
May 13, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) 0.3 ppb (4) 63.2 μg/m3 (56) N/A 56.0
 
May 13, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) 0.4 ppb (5) 62.7 μg/m3 (55) N/A 55.0
 
May 13, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) 0.4 ppb (5) 49.6 μg/m3 (46) N/A 46.0
 
May 13, 2021, noon N/A N/A N/A N/A N/A N/A 15.0 ppb (14) 0.3 ppb (4) 41.7 μg/m3 (39) N/A 39.0
 
May 13, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) 0.3 ppb (4) 40.5 μg/m3 (38) N/A 38.0
 
May 13, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) 0.3 ppb (4) 35.2 μg/m3 (33) N/A 33.0
 
May 13, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) 0.3 ppb (4) 34.2 μg/m3 (32) N/A 32.0
 
May 13, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) 0.3 ppb (4) 32.8 μg/m3 (31) N/A 31.0
 
May 13, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) 0.3 ppb (4) 32.0 μg/m3 (30) N/A 30.0
 
May 13, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) 0.4 ppb (5) 38.3 μg/m3 (36) N/A 36.0
 
May 13, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) 0.6 ppb (7) 46.0 μg/m3 (43) N/A 43.0
 
May 13, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) 0.6 ppb (7) 43.0 μg/m3 (40) N/A 40.0
 
May 13, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) 0.5 ppb (6) 32.1 μg/m3 (30) N/A 32.0
 
May 13, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) 0.4 ppb (5) 25.5 μg/m3 (24) N/A 46.0
 
May 13, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (78) 0.3 ppb (4) 21.0 μg/m3 (20) N/A 78.0
 
May 13, 2021, midnight N/A N/A N/A N/A N/A N/A 63.0 ppb (78) 0.3 ppb (4) 18.9 μg/m3 (18) N/A 78.0
 
May 12, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 65.0 ppb (84) 0.3 ppb (4) 20.0 μg/m3 (19) N/A 84.0
 
May 12, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (74) 0.3 ppb (4) 20.5 μg/m3 (19) N/A 74.0
 
May 12, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (74) 0.3 ppb (4) 22.2 μg/m3 (21) N/A 74.0
 
May 12, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (78) 0.3 ppb (4) 22.1 μg/m3 (21) N/A 78.0
 
May 12, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (74) 0.3 ppb (4) 29.8 μg/m3 (28) N/A 74.0
 
May 12, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) 0.3 ppb (4) 63.6 μg/m3 (56) N/A 56.0
 
May 12, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) 0.6 ppb (7) 57.2 μg/m3 (53) N/A 53.0
 
May 12, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) 0.4 ppb (5) N/A N/A 30.0
 
May 12, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) 0.4 ppb (5) N/A N/A 20.0
 
May 12, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 71.5 μg/m3 (60) N/A 60.0
 
May 12, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) 0.4 ppb (5) 62.4 μg/m3 (55) N/A 55.0
 
May 12, 2021, noon N/A N/A N/A N/A N/A N/A 9.0 ppb (9) 0.5 ppb (6) 54.5 μg/m3 (51) N/A 51.0
 
May 12, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) 0.5 ppb (6) 86.8 μg/m3 (67) N/A 67.0
 
May 12, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) 0.6 ppb (7) 60.0 μg/m3 (54) N/A 54.0
 
May 12, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) 0.6 ppb (7) 51.0 μg/m3 (48) N/A 48.0
 
May 12, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) 0.6 ppb (7) 47.2 μg/m3 (44) N/A 44.0
 
May 12, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) 0.6 ppb (7) 50.2 μg/m3 (47) N/A 47.0
 
May 12, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) 0.6 ppb (7) 59.7 μg/m3 (54) N/A 54.0
 
May 12, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) 0.5 ppb (6) 53.9 μg/m3 (50) N/A 50.0
 
May 12, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) 0.4 ppb (5) 39.8 μg/m3 (37) N/A 40.0
 
May 12, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) 0.4 ppb (5) 37.6 μg/m3 (35) N/A 49.0
 
May 12, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (71) 0.3 ppb (4) 36.0 μg/m3 (34) N/A 71.0
 
May 12, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 65.0 ppb (84) 0.3 ppb (4) 29.8 μg/m3 (28) N/A 84.0
 
May 12, 2021, midnight N/A N/A N/A N/A N/A N/A 63.0 ppb (78) 0.2 ppb (3) 30.0 μg/m3 (28) N/A 78.0
 
May 11, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (71) 0.2 ppb (3) 24.8 μg/m3 (23) N/A 71.0
 
May 11, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (68) 0.2 ppb (3) 22.1 μg/m3 (21) N/A 68.0
 
May 11, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (74) 0.3 ppb (4) 24.5 μg/m3 (23) N/A 74.0
 
May 11, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (74) 0.2 ppb (3) 22.3 μg/m3 (21) N/A 74.0
 
May 11, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (71) 0.3 ppb (4) 22.1 μg/m3 (21) N/A 71.0
 
May 11, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (61) 0.2 ppb (3) 24.8 μg/m3 (23) N/A 61.0
 
May 11, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) 0.3 ppb (4) 26.7 μg/m3 (25) N/A 50.0
 
May 11, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) 0.3 ppb (4) 29.4 μg/m3 (28) N/A 46.0
 
May 11, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) 0.3 ppb (4) 43.2 μg/m3 (40) N/A 40.0
 
May 11, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) 0.4 ppb (5) 84.1 μg/m3 (66) N/A 66.0
 
May 11, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) 0.4 ppb (5) 53.0 μg/m3 (50) N/A 50.0
 
May 11, 2021, noon N/A N/A N/A N/A N/A N/A 16.0 ppb (15) 0.3 ppb (4) 41.3 μg/m3 (39) N/A 39.0
 
May 11, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) 0.3 ppb (4) 36.4 μg/m3 (34) N/A 34.0
 
May 11, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) 0.3 ppb (4) 30.3 μg/m3 (29) N/A 30.0
 
May 11, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) 0.3 ppb (4) 29.4 μg/m3 (28) N/A 35.0
 
May 11, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) 0.2 ppb (3) 33.7 μg/m3 (32) N/A 37.0
 
May 11, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) 0.3 ppb (4) 30.8 μg/m3 (29) N/A 33.0
 
May 11, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) 0.3 ppb (4) 23.6 μg/m3 (22) N/A 31.0
 
May 11, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) 0.3 ppb (4) 31.4 μg/m3 (30) N/A 31.0
 
May 11, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) 0.3 ppb (4) 38.6 μg/m3 (36) N/A 41.0
 
May 11, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) 0.3 ppb (4) 37.8 μg/m3 (35) N/A 45.0
 
May 11, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) 0.3 ppb (4) 26.6 μg/m3 (25) N/A 48.0
 
May 11, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) 0.2 ppb (3) 24.3 μg/m3 (23) N/A 50.0
 
May 11, 2021, midnight N/A N/A N/A N/A N/A N/A 53.0 ppb (50) 0.2 ppb (3) 21.3 μg/m3 (20) N/A 50.0
 
May 10, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) 0.2 ppb (3) 24.0 μg/m3 (23) N/A 50.0
 
May 10, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) 0.2 ppb (3) 27.8 μg/m3 (26) N/A 50.0
 
May 10, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) 0.2 ppb (3) 19.1 μg/m3 (18) N/A 50.0
 
May 10, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) 0.2 ppb (3) 17.0 μg/m3 (16) N/A 49.0
 
May 10, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) 0.2 ppb (3) 16.9 μg/m3 (16) N/A 50.0
 
May 10, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) 0.2 ppb (3) 18.7 μg/m3 (18) N/A 49.0
 
May 10, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) 0.2 ppb (3) 16.8 μg/m3 (16) N/A 46.0
 
May 10, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) 0.3 ppb (4) 38.9 μg/m3 (37) N/A 42.0
 
May 10, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) 0.3 ppb (4) 56.5 μg/m3 (52) N/A 52.0
 
May 10, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) 0.4 ppb (5) 61.1 μg/m3 (55) N/A 55.0
 
May 10, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) 0.3 ppb (4) 55.8 μg/m3 (52) N/A 52.0
 
May 10, 2021, noon N/A N/A N/A N/A N/A N/A 22.0 ppb (21) 0.3 ppb (4) 70.6 μg/m3 (59) N/A 59.0
 
May 10, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) 0.2 ppb (3) 129.2 μg/m3 (88) N/A 88.0
 
May 10, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) 0.2 ppb (3) 31.9 μg/m3 (30) N/A 34.0
 
May 10, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) 0.2 ppb (3) 22.9 μg/m3 (22) N/A 37.0
 
May 10, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) 0.2 ppb (3) 31.8 μg/m3 (30) N/A 38.0
 
May 10, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) 0.2 ppb (3) 28.7 μg/m3 (27) N/A 35.0
 
May 10, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) 0.3 ppb (4) 21.5 μg/m3 (20) N/A 27.0
 
May 10, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) 0.3 ppb (4) 21.2 μg/m3 (20) N/A 36.0
 
May 10, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) 0.3 ppb (4) 26.7 μg/m3 (25) N/A 36.0
 
May 10, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) 0.3 ppb (4) 25.2 μg/m3 (24) N/A 41.0
 
May 10, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) 0.3 ppb (4) 23.5 μg/m3 (22) N/A 48.0
 
May 10, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (58) 0.2 ppb (3) 19.5 μg/m3 (19) N/A 58.0
 
May 10, 2021, midnight N/A N/A N/A N/A N/A N/A 58.0 ppb (61) 0.2 ppb (3) 17.5 μg/m3 (17) N/A 61.0
 
May 9, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (58) 0.2 ppb (3) 13.8 μg/m3 (13) N/A 58.0
 
May 9, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) 0.2 ppb (3) 16.6 μg/m3 (16) N/A 51.0
 
May 9, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) 0.2 ppb (3) 18.8 μg/m3 (18) N/A 50.0
 
May 9, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) 0.2 ppb (3) 19.4 μg/m3 (18) N/A 50.0
 
May 9, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) 0.3 ppb (4) 16.7 μg/m3 (16) N/A 50.0
 
May 9, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) 0.3 ppb (4) 16.1 μg/m3 (15) N/A 48.0
 
May 9, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) 0.3 ppb (4) 23.1 μg/m3 (22) N/A 46.0
 
May 9, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) 0.3 ppb (4) 23.0 μg/m3 (22) N/A 41.0
 
May 9, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) 0.3 ppb (4) 24.4 μg/m3 (23) N/A 36.0
 
May 9, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) 0.3 ppb (4) 40.0 μg/m3 (38) N/A 38.0
 
May 9, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) 0.4 ppb (5) 41.8 μg/m3 (39) N/A 39.0
 
May 9, 2021, noon N/A N/A N/A N/A N/A N/A 18.0 ppb (17) 0.3 ppb (4) 34.8 μg/m3 (33) N/A 33.0
 
May 9, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) 0.3 ppb (4) 30.4 μg/m3 (29) N/A 29.0
 
May 9, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) 0.3 ppb (4) 35.8 μg/m3 (34) N/A 34.0
 
May 9, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) 0.3 ppb (4) 35.3 μg/m3 (33) N/A 33.0
 
May 9, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) 0.3 ppb (4) 38.1 μg/m3 (36) N/A 36.0
 
May 9, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) 0.3 ppb (4) 31.8 μg/m3 (30) N/A 30.0
 
May 9, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) 0.4 ppb (5) 25.9 μg/m3 (24) N/A 27.0
 
May 9, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) 0.5 ppb (6) 30.0 μg/m3 (28) N/A 28.0
 
May 9, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) 0.4 ppb (5) 31.0 μg/m3 (29) N/A 29.0
 
May 9, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) 0.4 ppb (5) 23.7 μg/m3 (22) N/A 36.0
 
May 9, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) 0.3 ppb (4) 20.2 μg/m3 (19) N/A 43.0
 
May 9, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) 0.3 ppb (4) 19.0 μg/m3 (18) N/A 50.0
 
May 9, 2021, midnight N/A N/A N/A N/A N/A N/A 54.0 ppb (50) 0.2 ppb (3) 16.6 μg/m3 (16) N/A 50.0
 
May 8, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) 0.3 ppb (4) 18.6 μg/m3 (18) N/A 51.0
 
May 8, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) 0.2 ppb (3) 15.4 μg/m3 (15) N/A 51.0
 
May 8, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) 0.2 ppb (3) 19.9 μg/m3 (19) N/A 50.0
 
May 8, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) 0.2 ppb (3) 20.3 μg/m3 (19) N/A 50.0
 
May 8, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) 0.3 ppb (4) 19.4 μg/m3 (18) N/A 49.0
 
May 8, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) 0.2 ppb (3) 18.2 μg/m3 (17) N/A 46.0
 
May 8, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) 0.2 ppb (3) 15.7 μg/m3 (15) N/A 46.0
 
May 8, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) 0.3 ppb (4) 23.5 μg/m3 (22) N/A 38.0
 
May 8, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) 0.3 ppb (4) 33.7 μg/m3 (32) N/A 32.0
 
May 8, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) 0.3 ppb (4) 40.4 μg/m3 (38) N/A 38.0
 
May 8, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) 0.3 ppb (4) 39.3 μg/m3 (37) N/A 37.0
 
May 8, 2021, noon N/A N/A N/A N/A N/A N/A 23.0 ppb (22) 0.3 ppb (4) 23.2 μg/m3 (22) N/A 22.0
 
May 8, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) 0.2 ppb (3) 19.4 μg/m3 (18) N/A 28.0
 
May 8, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) 0.2 ppb (3) 21.1 μg/m3 (20) N/A 29.0
 
May 8, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) 0.3 ppb (4) 21.3 μg/m3 (20) N/A 25.0
 
May 8, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) 0.3 ppb (4) 22.2 μg/m3 (21) N/A 27.0
 
May 8, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) 0.3 ppb (4) 21.8 μg/m3 (21) N/A 28.0
 
May 8, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) 0.3 ppb (4) 25.8 μg/m3 (24) N/A 38.0
 
May 8, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) 0.3 ppb (4) 28.3 μg/m3 (27) N/A 34.0
 
May 8, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) 0.3 ppb (4) 20.8 μg/m3 (20) N/A 37.0
 
May 8, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) 0.3 ppb (4) 31.0 μg/m3 (29) N/A 39.0
 
May 8, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) 0.3 ppb (4) 23.7 μg/m3 (22) N/A 42.0
 
May 8, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) 0.3 ppb (4) 20.8 μg/m3 (20) N/A 49.0
 
May 8, 2021, midnight N/A N/A N/A N/A N/A N/A 54.0 ppb (50) 0.2 ppb (3) 19.9 μg/m3 (19) N/A 50.0
 
May 7, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (61) 0.2 ppb (3) 19.0 μg/m3 (18) N/A 61.0
 
May 7, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (65) 0.2 ppb (3) 22.4 μg/m3 (21) N/A 65.0