ID: 1426

AQSQID: 040134011

Site Name: Buckeye

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

Updated: April 11, 2021, 2:43 a.m.

Location: Buckeye (Mc 85), AZ

Reporting: True, Located: True

Current AQI: 58.0

Buckeye (Mc 85) AZ, US: 33.37, -112.6207

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
April 11, 2021, 1 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 51.0 ppb (48) 0.2 ppb (3) 67.3 μg/m3 (58) N/A 58.0
 
April 11, 2021, midnight N/A N/A N/A 3.0 ppb (3) N/A N/A 55.0 ppb (51) 0.2 ppb (3) 56.9 μg/m3 (52) N/A 52.0
 
April 10, 2021, 11 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 63.0 ppb (78) 0.2 ppb (3) 35.7 μg/m3 (34) N/A 78.0
 
April 10, 2021, 10 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 60.0 ppb (68) 0.2 ppb (3) 24.1 μg/m3 (23) N/A 68.0
 
April 10, 2021, 9 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 58.0 ppb (61) 0.2 ppb (3) 23.7 μg/m3 (22) N/A 61.0
 
April 10, 2021, 8 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 56.0 ppb (55) 0.2 ppb (3) 26.2 μg/m3 (25) N/A 55.0
 
April 10, 2021, 7 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 56.0 ppb (55) 0.3 ppb (4) 15.3 μg/m3 (15) N/A 55.0
 
April 10, 2021, 6 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 50.0 ppb (47) 0.3 ppb (4) 42.3 μg/m3 (40) N/A 47.0
 
April 10, 2021, 5 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 44.0 ppb (41) 0.3 ppb (4) 37.0 μg/m3 (35) N/A 41.0
 
April 10, 2021, 4 p.m. N/A N/A N/A 9.0 ppb (9) N/A N/A 32.0 ppb (30) 0.3 ppb (4) 59.4 μg/m3 (54) N/A 54.0
 
April 10, 2021, 3 p.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 27.0 ppb (25) 0.2 ppb (3) 53.4 μg/m3 (50) N/A 50.0
 
April 10, 2021, 2 p.m. N/A N/A N/A 9.0 ppb (9) N/A N/A 14.0 ppb (13) 0.2 ppb (3) 91.7 μg/m3 (70) N/A 70.0
 
April 10, 2021, 1 p.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 13.0 ppb (13) 0.1 ppb (2) 46.4 μg/m3 (43) N/A 43.0
 
April 10, 2021, noon N/A N/A N/A 8.0 ppb (8) N/A N/A 13.0 ppb (13) 0.1 ppb (2) 76.1 μg/m3 (62) N/A 62.0
 
April 10, 2021, 11 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 15.0 ppb (14) 0.1 ppb (2) 67.9 μg/m3 (58) N/A 58.0
 
April 10, 2021, 10 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 15.0 ppb (14) 0.1 ppb (2) 47.9 μg/m3 (45) N/A 45.0
 
April 10, 2021, 9 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 18.0 ppb (17) 0.1 ppb (2) 30.7 μg/m3 (29) N/A 29.0
 
April 10, 2021, 8 a.m. N/A N/A N/A 10.0 ppb (10) N/A N/A 13.0 ppb (13) 0.1 ppb (2) 63.4 μg/m3 (56) N/A 56.0
 
April 10, 2021, 7 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 19.0 ppb (18) 0.2 ppb (3) 56.4 μg/m3 (52) N/A 52.0
 
April 10, 2021, 6 a.m. N/A N/A N/A 11.0 ppb (11) N/A N/A 19.0 ppb (18) 0.2 ppb (3) 55.9 μg/m3 (52) N/A 52.0
 
April 10, 2021, 5 a.m. N/A N/A N/A 9.0 ppb (9) N/A N/A 21.0 ppb (20) 0.2 ppb (3) 74.7 μg/m3 (61) N/A 61.0
 
April 10, 2021, 4 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 27.0 ppb (25) 0.2 ppb (3) 72.5 μg/m3 (60) N/A 60.0
 
April 10, 2021, 3 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 39.0 ppb (37) 0.2 ppb (3) 67.3 μg/m3 (58) N/A 58.0
 
April 10, 2021, 2 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 36.0 ppb (34) 0.2 ppb (3) 164.6 μg/m3 (106) N/A 106.0
 
April 10, 2021, 1 a.m. N/A N/A N/A 10.0 ppb (10) N/A N/A 38.0 ppb (36) 0.3 ppb (4) 69.6 μg/m3 (59) N/A 59.0
 
April 10, 2021, midnight N/A N/A N/A 4.0 ppb (4) N/A N/A 49.0 ppb (46) 0.2 ppb (3) 44.0 μg/m3 (41) N/A 46.0
 
April 9, 2021, 11 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 54.0 ppb (50) 0.2 ppb (3) 17.8 μg/m3 (17) N/A 50.0
 
April 9, 2021, 10 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 56.0 ppb (55) 0.2 ppb (3) 21.4 μg/m3 (20) N/A 55.0
 
April 9, 2021, 9 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 57.0 ppb (58) 0.2 ppb (3) 27.3 μg/m3 (26) N/A 58.0
 
April 9, 2021, 8 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 57.0 ppb (58) 0.2 ppb (3) 4.8 μg/m3 (5) N/A 58.0
 
April 9, 2021, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 54.0 ppb (50) 0.2 ppb (3) 18.9 μg/m3 (18) N/A 50.0
 
April 9, 2021, 6 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 47.0 ppb (44) 0.2 ppb (3) 42.5 μg/m3 (40) N/A 44.0
 
April 9, 2021, 5 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 43.0 ppb (40) 0.2 ppb (3) 45.0 μg/m3 (42) N/A 42.0
 
April 9, 2021, 4 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 32.0 ppb (30) 0.2 ppb (3) 35.8 μg/m3 (34) N/A 34.0
 
April 9, 2021, 3 p.m. N/A N/A N/A 11.0 ppb (11) N/A N/A 19.0 ppb (18) 0.2 ppb (3) 82.6 μg/m3 (65) N/A 65.0
 
April 9, 2021, 2 p.m. N/A N/A N/A 14.0 ppb (14) N/A N/A 6.0 ppb (6) 0.2 ppb (3) 106.0 μg/m3 (77) N/A 77.0
 
April 9, 2021, 1 p.m. N/A N/A N/A 12.0 ppb (12) N/A N/A 3.0 ppb (3) 0.2 ppb (3) 106.5 μg/m3 (77) N/A 77.0
 
April 9, 2021, noon N/A N/A N/A 10.0 ppb (10) N/A N/A 5.0 ppb (5) 0.1 ppb (2) 69.0 μg/m3 (58) N/A 58.0
 
April 9, 2021, 11 a.m. N/A N/A N/A 15.0 ppb (15) N/A N/A 5.0 ppb (5) 0.1 ppb (2) 68.3 μg/m3 (58) N/A 58.0
 
April 9, 2021, 10 a.m. N/A N/A N/A 13.0 ppb (13) N/A N/A 10.0 ppb (10) 0.1 ppb (2) 43.8 μg/m3 (41) N/A 41.0
 
April 9, 2021, 9 a.m. N/A N/A N/A 13.0 ppb (13) N/A N/A 14.0 ppb (13) 0.1 ppb (2) 57.6 μg/m3 (53) N/A 53.0
 
April 9, 2021, 8 a.m. N/A N/A N/A 9.0 ppb (9) N/A N/A 21.0 ppb (20) 0.1 ppb (2) 45.5 μg/m3 (43) N/A 43.0
 
April 9, 2021, 7 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 22.0 ppb (21) 0.1 ppb (2) 45.8 μg/m3 (43) N/A 43.0
 
April 9, 2021, 6 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 31.0 ppb (29) 0.1 ppb (2) 39.0 μg/m3 (37) N/A 37.0
 
April 9, 2021, 5 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 28.0 ppb (26) 0.1 ppb (2) 38.1 μg/m3 (36) N/A 36.0
 
April 9, 2021, 4 a.m. N/A N/A N/A 12.0 ppb (12) N/A N/A 20.0 ppb (19) 0.2 ppb (3) 40.8 μg/m3 (38) N/A 38.0
 
April 9, 2021, 3 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 27.0 ppb (25) 0.2 ppb (3) 60.7 μg/m3 (54) N/A 54.0
 
April 9, 2021, 2 a.m. N/A N/A N/A 10.0 ppb (10) N/A N/A 33.0 ppb (31) 0.2 ppb (3) 81.4 μg/m3 (65) N/A 65.0
 
April 9, 2021, 1 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 42.0 ppb (39) 0.2 ppb (3) 54.3 μg/m3 (51) N/A 51.0
 
April 9, 2021, midnight N/A N/A N/A 4.0 ppb (4) N/A N/A 44.0 ppb (41) 0.2 ppb (3) 50.4 μg/m3 (47) N/A 47.0
 
April 8, 2021, 11 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 47.0 ppb (44) 0.2 ppb (3) 28.5 μg/m3 (27) N/A 44.0
 
April 8, 2021, 10 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 51.0 ppb (48) 0.2 ppb (3) 31.0 μg/m3 (29) N/A 48.0
 
April 8, 2021, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 52.0 ppb (49) 0.2 ppb (3) 32.7 μg/m3 (31) N/A 49.0
 
April 8, 2021, 8 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 50.0 ppb (47) 0.2 ppb (3) 52.3 μg/m3 (49) N/A 49.0
 
April 8, 2021, 7 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 51.0 ppb (48) 0.2 ppb (3) 28.2 μg/m3 (27) N/A 48.0
 
April 8, 2021, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 49.0 ppb (46) 0.2 ppb (3) 40.9 μg/m3 (38) N/A 46.0
 
April 8, 2021, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 45.0 ppb (42) 0.2 ppb (3) 33.9 μg/m3 (32) N/A 42.0
 
April 8, 2021, 4 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 41.0 ppb (38) 0.2 ppb (3) 29.8 μg/m3 (28) N/A 38.0
 
April 8, 2021, 3 p.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 35.0 ppb (33) 0.2 ppb (3) 39.3 μg/m3 (37) N/A 37.0
 
April 8, 2021, 2 p.m. N/A N/A N/A 16.0 ppb (16) N/A N/A 15.0 ppb (14) 0.3 ppb (4) 113.9 μg/m3 (81) N/A 81.0
 
April 8, 2021, 1 p.m. N/A N/A N/A 15.0 ppb (15) N/A N/A 9.0 ppb (9) 0.2 ppb (3) 99.0 μg/m3 (73) N/A 73.0
 
April 8, 2021, noon N/A N/A N/A 17.0 ppb (17) N/A N/A 11.0 ppb (11) 0.2 ppb (3) 49.2 μg/m3 (46) N/A 46.0
 
April 8, 2021, 11 a.m. N/A N/A N/A 12.0 ppb (12) N/A N/A 14.0 ppb (13) 0.1 ppb (2) 44.5 μg/m3 (42) N/A 42.0
 
April 8, 2021, 10 a.m. N/A N/A N/A 10.0 ppb (10) N/A N/A 19.0 ppb (18) 0.1 ppb (2) 43.2 μg/m3 (40) N/A 40.0
 
April 8, 2021, 9 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 30.0 ppb (28) 0.1 ppb (2) 29.4 μg/m3 (28) N/A 28.0
 
April 8, 2021, 8 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 32.0 ppb (30) 0.1 ppb (2) 25.5 μg/m3 (24) N/A 30.0
 
April 8, 2021, 7 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 29.0 ppb (27) 0.1 ppb (2) 51.6 μg/m3 (48) N/A 48.0
 
April 8, 2021, 6 a.m. N/A N/A N/A 23.0 ppb (22) N/A N/A 10.0 ppb (10) 0.2 ppb (3) 27.5 μg/m3 (26) N/A 26.0
 
April 8, 2021, 5 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 15.0 ppb (14) 0.2 ppb (3) 43.2 μg/m3 (40) N/A 40.0
 
April 8, 2021, 4 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 16.0 ppb (15) 0.2 ppb (3) 48.3 μg/m3 (45) N/A 45.0
 
April 8, 2021, 3 a.m. N/A N/A N/A 13.0 ppb (13) N/A N/A 26.0 ppb (25) 0.2 ppb (3) 55.3 μg/m3 (52) N/A 52.0
 
April 8, 2021, 2 a.m. N/A N/A N/A 17.0 ppb (17) N/A N/A 32.0 ppb (30) 0.2 ppb (3) 54.0 μg/m3 (50) N/A 50.0
 
April 8, 2021, 1 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 48.0 ppb (45) 0.2 ppb (3) 74.7 μg/m3 (61) N/A 61.0
 
April 8, 2021, midnight N/A N/A N/A 3.0 ppb (3) N/A N/A 51.0 ppb (48) 0.2 ppb (3) 45.5 μg/m3 (43) N/A 48.0
 
April 7, 2021, 11 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 61.0 ppb (71) 0.2 ppb (3) 30.3 μg/m3 (29) N/A 71.0
 
April 7, 2021, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 62.0 ppb (74) 0.2 ppb (3) 26.3 μg/m3 (25) N/A 74.0
 
April 7, 2021, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 59.0 ppb (65) 0.2 ppb (3) 14.0 μg/m3 (13) N/A 65.0
 
April 7, 2021, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 61.0 ppb (71) 0.2 ppb (3) 23.4 μg/m3 (22) N/A 71.0
 
April 7, 2021, 7 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 59.0 ppb (65) 0.2 ppb (3) 13.4 μg/m3 (13) N/A 65.0
 
April 7, 2021, 6 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 52.0 ppb (49) 0.2 ppb (3) 31.5 μg/m3 (30) N/A 49.0
 
April 7, 2021, 5 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 46.0 ppb (43) 0.2 ppb (3) 44.9 μg/m3 (42) N/A 43.0
 
April 7, 2021, 4 p.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 35.0 ppb (33) 0.2 ppb (3) 58.3 μg/m3 (53) N/A 53.0
 
April 7, 2021, 3 p.m. N/A N/A N/A 9.0 ppb (9) N/A N/A 24.0 ppb (23) 0.2 ppb (3) 82.1 μg/m3 (65) N/A 65.0
 
April 7, 2021, 2 p.m. N/A N/A N/A 15.0 ppb (15) N/A N/A 11.0 ppb (11) 0.2 ppb (3) 85.2 μg/m3 (66) N/A 66.0
 
April 7, 2021, 1 p.m. N/A N/A N/A 20.0 ppb (19) N/A N/A 4.0 ppb (4) 0.2 ppb (3) 72.9 μg/m3 (60) N/A 60.0
 
April 7, 2021, noon N/A N/A N/A 15.0 ppb (15) N/A N/A 6.0 ppb (6) 0.1 ppb (2) 68.9 μg/m3 (58) N/A 58.0
 
April 7, 2021, 11 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 16.0 ppb (15) 0.1 ppb (2) 39.4 μg/m3 (37) N/A 37.0
 
April 7, 2021, 10 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 24.0 ppb (23) 0.1 ppb (2) 27.9 μg/m3 (26) N/A 26.0
 
April 7, 2021, 9 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 31.0 ppb (29) 0.1 ppb (2) 29.1 μg/m3 (27) N/A 29.0
 
April 7, 2021, 8 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 35.0 ppb (33) 0.1 ppb (2) 16.8 μg/m3 (16) N/A 33.0
 
April 7, 2021, 7 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 29.0 ppb (27) 0.1 ppb (2) 31.5 μg/m3 (30) N/A 30.0
 
April 7, 2021, 6 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 27.0 ppb (25) 0.1 ppb (2) 47.2 μg/m3 (44) N/A 44.0
 
April 7, 2021, 5 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 24.0 ppb (23) 0.1 ppb (2) 62.3 μg/m3 (55) N/A 55.0
 
April 7, 2021, 4 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 32.0 ppb (30) 0.1 ppb (2) 65.6 μg/m3 (57) N/A 57.0
 
April 7, 2021, 3 a.m. N/A N/A N/A 11.0 ppb (11) N/A N/A 23.0 ppb (22) 0.2 ppb (3) 101.9 μg/m3 (75) N/A 75.0
 
April 7, 2021, 2 a.m. N/A N/A N/A 16.0 ppb (16) N/A N/A 24.0 ppb (23) 0.2 ppb (3) 72.1 μg/m3 (60) N/A 60.0
 
April 7, 2021, 1 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 36.0 ppb (34) 0.2 ppb (3) 56.1 μg/m3 (52) N/A 52.0
 
April 7, 2021, midnight N/A N/A N/A 4.0 ppb (4) N/A N/A 43.0 ppb (40) 0.2 ppb (3) 50.2 μg/m3 (47) N/A 47.0
 
April 6, 2021, 11 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 48.0 ppb (45) 0.2 ppb (3) 37.6 μg/m3 (35) N/A 45.0
 
April 6, 2021, 10 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 49.0 ppb (46) 0.2 ppb (3) 50.1 μg/m3 (47) N/A 47.0
 
April 6, 2021, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 51.0 ppb (48) 0.2 ppb (3) 43.9 μg/m3 (41) N/A 48.0
 
April 6, 2021, 8 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 51.0 ppb (48) 0.2 ppb (3) 34.3 μg/m3 (32) N/A 48.0
 
April 6, 2021, 7 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 49.0 ppb (46) 0.2 ppb (3) 36.4 μg/m3 (34) N/A 46.0
 
April 6, 2021, 6 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 48.0 ppb (45) 0.2 ppb (3) 32.6 μg/m3 (31) N/A 45.0
 
April 6, 2021, 5 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 44.0 ppb (41) 0.2 ppb (3) 32.0 μg/m3 (30) N/A 41.0
 
April 6, 2021, 4 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 38.0 ppb (36) 0.2 ppb (3) 42.7 μg/m3 (40) N/A 40.0
 
April 6, 2021, 3 p.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 25.0 ppb (24) 0.2 ppb (3) 71.7 μg/m3 (60) N/A 60.0
 
April 6, 2021, 2 p.m. N/A N/A N/A 12.0 ppb (12) N/A N/A 11.0 ppb (11) 0.3 ppb (4) 106.7 μg/m3 (77) N/A 77.0
 
April 6, 2021, 1 p.m. N/A N/A N/A 10.0 ppb (10) N/A N/A 12.0 ppb (12) 0.2 ppb (3) 103.2 μg/m3 (75) N/A 75.0
 
April 6, 2021, noon N/A N/A N/A 13.0 ppb (13) N/A N/A 16.0 ppb (15) 0.1 ppb (2) 64.6 μg/m3 (56) N/A 56.0
 
April 6, 2021, 11 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 26.0 ppb (25) 0.1 ppb (2) 62.1 μg/m3 (55) N/A 55.0
 
April 6, 2021, 10 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 27.0 ppb (25) 0.1 ppb (2) 55.0 μg/m3 (51) N/A 51.0
 
April 6, 2021, 9 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 28.0 ppb (26) 0.1 ppb (2) 49.0 μg/m3 (46) N/A 46.0
 
April 6, 2021, 8 a.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 28.0 ppb (26) 0.1 ppb (2) 45.8 μg/m3 (43) N/A 43.0
 
April 6, 2021, 7 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 31.0 ppb (29) 0.1 ppb (2) 34.5 μg/m3 (32) N/A 32.0
 
April 6, 2021, 6 a.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 32.0 ppb (30) 0.1 ppb (2) 39.3 μg/m3 (37) N/A 37.0
 
April 6, 2021, 5 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 33.0 ppb (31) 0.1 ppb (2) 53.9 μg/m3 (50) N/A 50.0
 
April 6, 2021, 4 a.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 35.0 ppb (33) 0.1 ppb (2) 88.2 μg/m3 (68) N/A 68.0
 
April 6, 2021, 3 a.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 36.0 ppb (34) 0.1 ppb (2) 98.2 μg/m3 (73) N/A 73.0
 
April 6, 2021, 2 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 36.0 ppb (34) 0.2 ppb (3) 87.1 μg/m3 (67) N/A 67.0
 
April 6, 2021, 1 a.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 44.0 ppb (41) 0.2 ppb (3) 36.2 μg/m3 (34) N/A 41.0
 
April 6, 2021, midnight N/A N/A N/A 4.0 ppb (4) N/A N/A 46.0 ppb (43) 0.2 ppb (3) 46.2 μg/m3 (43) N/A 43.0
 
April 5, 2021, 11 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 53.0 ppb (50) 0.2 ppb (3) 35.6 μg/m3 (33) N/A 50.0
 
April 5, 2021, 10 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 55.0 ppb (51) 0.2 ppb (3) 43.9 μg/m3 (41) N/A 51.0
 
April 5, 2021, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 56.0 ppb (55) 0.2 ppb (3) 47.0 μg/m3 (44) N/A 55.0
 
April 5, 2021, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A 54.0 ppb (50) 0.2 ppb (3) 39.5 μg/m3 (37) N/A 50.0
 
April 5, 2021, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 53.0 ppb (50) 0.2 ppb (3) 20.3 μg/m3 (19) N/A 50.0
 
April 5, 2021, 6 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 51.0 ppb (48) 0.2 ppb (3) 28.5 μg/m3 (27) N/A 48.0
 
April 5, 2021, 5 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 43.0 ppb (40) 0.2 ppb (3) 46.0 μg/m3 (43) N/A 43.0
 
April 5, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) 0.3 ppb (4) N/A N/A 27.0
 
April 5, 2021, 3 p.m. N/A N/A N/A 17.0 ppb (17) N/A N/A N/A N/A 137.0 μg/m3 (92) N/A 92.0
 
April 5, 2021, 2 p.m. N/A N/A N/A 15.0 ppb (15) N/A N/A 3.0 ppb (3) 0.4 ppb (5) 144.1 μg/m3 (96) N/A 96.0
 
April 5, 2021, 1 p.m. N/A N/A N/A 18.0 ppb (17) N/A N/A 2.0 ppb (2) 0.3 ppb (4) 87.1 μg/m3 (67) N/A 67.0
 
April 5, 2021, noon N/A N/A N/A 12.0 ppb (12) N/A N/A 2.0 ppb (2) 0.3 ppb (4) 59.8 μg/m3 (54) N/A 54.0
 
April 5, 2021, 11 a.m. N/A N/A N/A 11.0 ppb (11) N/A N/A 6.0 ppb (6) 0.2 ppb (3) 69.0 μg/m3 (58) N/A 58.0
 
April 5, 2021, 10 a.m. N/A N/A N/A 10.0 ppb (10) N/A N/A 5.0 ppb (5) 0.2 ppb (3) 56.0 μg/m3 (52) N/A 52.0
 
April 5, 2021, 9 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 7.0 ppb (7) 0.1 ppb (2) 35.3 μg/m3 (33) N/A 33.0
 
April 5, 2021, 8 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 14.0 ppb (13) 0.1 ppb (2) 55.3 μg/m3 (52) N/A 52.0
 
April 5, 2021, 7 a.m. N/A N/A N/A 12.0 ppb (12) N/A N/A 16.0 ppb (15) 0.2 ppb (3) 31.6 μg/m3 (30) N/A 30.0
 
April 5, 2021, 6 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 25.0 ppb (24) 0.2 ppb (3) 32.2 μg/m3 (30) N/A 30.0
 
April 5, 2021, 5 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 23.0 ppb (22) 0.2 ppb (3) 41.9 μg/m3 (39) N/A 39.0
 
April 5, 2021, 4 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 37.0 ppb (35) 0.2 ppb (3) 31.7 μg/m3 (30) N/A 35.0
 
April 5, 2021, 3 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 42.0 ppb (39) 0.2 ppb (3) 35.5 μg/m3 (33) N/A 39.0
 
April 5, 2021, 2 a.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 50.0 ppb (47) 0.3 ppb (4) 49.7 μg/m3 (47) N/A 47.0
 
April 5, 2021, 1 a.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 57.0 ppb (58) 0.2 ppb (3) 44.7 μg/m3 (42) N/A 58.0
 
April 5, 2021, midnight N/A N/A N/A 6.0 ppb (6) N/A N/A 57.0 ppb (58) 0.2 ppb (3) 32.1 μg/m3 (30) N/A 58.0
 
April 4, 2021, 11 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 61.0 ppb (71) 0.2 ppb (3) 19.8 μg/m3 (19) N/A 71.0
 
April 4, 2021, 10 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 64.0 ppb (81) 0.2 ppb (3) 13.8 μg/m3 (13) N/A 81.0
 
April 4, 2021, 9 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 64.0 ppb (81) 0.2 ppb (3) 11.5 μg/m3 (11) N/A 81.0
 
April 4, 2021, 8 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 65.0 ppb (84) 0.2 ppb (3) 13.0 μg/m3 (13) N/A 84.0
 
April 4, 2021, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A N/A 62.0 ppb (74) 0.2 ppb (3) 12.2 μg/m3 (12) N/A 74.0
 
April 4, 2021, 6 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 59.0 ppb (65) 0.3 ppb (4) 30.8 μg/m3 (29) N/A 65.0
 
April 4, 2021, 5 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 50.0 ppb (47) 0.3 ppb (4) 36.7 μg/m3 (34) N/A 47.0
 
April 4, 2021, 4 p.m. N/A N/A N/A 5.0 ppb (5) N/A N/A 40.0 ppb (38) 0.2 ppb (3) 43.8 μg/m3 (41) N/A 41.0
 
April 4, 2021, 3 p.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 32.0 ppb (30) 0.2 ppb (3) 32.8 μg/m3 (31) N/A 31.0
 
April 4, 2021, 2 p.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 17.0 ppb (16) 0.2 ppb (3) 47.4 μg/m3 (44) N/A 44.0
 
April 4, 2021, 1 p.m. N/A N/A N/A 7.0 ppb (7) N/A N/A 5.0 ppb (5) 0.2 ppb (3) 50.2 μg/m3 (47) N/A 47.0
 
April 4, 2021, noon N/A N/A N/A 6.0 ppb (6) N/A N/A 7.0 ppb (7) 0.1 ppb (2) 40.9 μg/m3 (38) N/A 38.0
 
April 4, 2021, 11 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 11.0 ppb (11) 0.2 ppb (3) 39.4 μg/m3 (37) N/A 37.0
 
April 4, 2021, 10 a.m. N/A N/A N/A 4.0 ppb (4) N/A N/A 21.0 ppb (20) 0.1 ppb (2) 42.2 μg/m3 (40) N/A 40.0
 
April 4, 2021, 9 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 21.0 ppb (20) 0.1 ppb (2) 45.0 μg/m3 (42) N/A 42.0
 
April 4, 2021, 8 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 18.0 ppb (17) 0.1 ppb (2) 54.6 μg/m3 (51) N/A 51.0
 
April 4, 2021, 7 a.m. N/A N/A N/A 9.0 ppb (9) N/A N/A 19.0 ppb (18) 0.2 ppb (3) 67.3 μg/m3 (58) N/A 58.0
 
April 4, 2021, 6 a.m. N/A N/A N/A 9.0 ppb (9) N/A N/A 21.0 ppb (20) 0.2 ppb (3) 44.8 μg/m3 (42) N/A 42.0
 
April 4, 2021, 5 a.m. N/A N/A N/A 9.0 ppb (9) N/A N/A 28.0 ppb (26) 0.1 ppb (2) 42.6 μg/m3 (40) N/A 40.0
 
April 4, 2021, 4 a.m. N/A N/A N/A 9.0 ppb (9) N/A N/A 23.0 ppb (22) 0.2 ppb (3) 71.4 μg/m3 (60) N/A 60.0
 
April 4, 2021, 3 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 33.0 ppb (31) 0.2 ppb (3) 62.2 μg/m3 (55) N/A 55.0
 
April 4, 2021, 2 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 36.0 ppb (34) 0.3 ppb (4) 52.5 μg/m3 (49) N/A 49.0