ID: 735

AQSQID: 421290008

Site Name: Greensburg

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

Updated: Aug. 3, 2021, 4:56 a.m.

Location: Greensburg (Stonevilla), PA

Reporting: True, Located: True

Current AQI: 31.0

Greensburg (Stonevilla) PA, US: 40.3053, -79.5061

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Aug. 3, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) N/A N/A 7.4 μg/m3 (31) 31.0
 
Aug. 3, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A N/A 7.1 μg/m3 (30) 30.0
 
Aug. 3, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A N/A 6.5 μg/m3 (28) 28.0
 
Aug. 3, 2021, midnight N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A N/A 6.0 μg/m3 (25) 25.0
 
Aug. 2, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 5.9 μg/m3 (25) 25.0
 
Aug. 2, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 6.1 μg/m3 (26) 26.0
 
Aug. 2, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 5.4 μg/m3 (23) 25.0
 
Aug. 2, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 5.8 μg/m3 (25) 25.0
 
Aug. 2, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 6.1 μg/m3 (26) 26.0
 
Aug. 2, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 6.5 μg/m3 (28) 28.0
 
Aug. 2, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 7.3 μg/m3 (31) 31.0
 
Aug. 2, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A N/A 8.5 μg/m3 (36) 36.0
 
Aug. 2, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A N/A 9.4 μg/m3 (40) 40.0
 
Aug. 2, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A N/A 10.3 μg/m3 (43) 43.0
 
Aug. 2, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A N/A 11.5 μg/m3 (48) 48.0
 
Aug. 2, 2021, noon N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A N/A 15.1 μg/m3 (58) 58.0
 
Aug. 2, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A N/A 21.1 μg/m3 (70) 70.0
 
Aug. 2, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A N/A 25.1 μg/m3 (79) 79.0
 
Aug. 2, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A N/A 27.1 μg/m3 (83) 83.0
 
Aug. 2, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A N/A 31.0 μg/m3 (91) 91.0
 
Aug. 2, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A N/A 34.7 μg/m3 (99) 99.0
 
Aug. 2, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 34.2 μg/m3 (98) 98.0
 
Aug. 2, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A N/A 30.2 μg/m3 (90) 90.0
 
Aug. 2, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A N/A 30.1 μg/m3 (89) 89.0
 
Aug. 2, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A N/A 29.1 μg/m3 (87) 87.0
 
Aug. 2, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A N/A 27.5 μg/m3 (84) 84.0
 
Aug. 2, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A N/A 27.3 μg/m3 (83) 83.0
 
Aug. 2, 2021, midnight N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 27.4 μg/m3 (84) 84.0
 
Aug. 1, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 26.2 μg/m3 (81) 81.0
 
Aug. 1, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 23.7 μg/m3 (76) 76.0
 
Aug. 1, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 20.9 μg/m3 (70) 70.0
 
Aug. 1, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 19.6 μg/m3 (67) 67.0
 
Aug. 1, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 17.8 μg/m3 (63) 63.0
 
Aug. 1, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 17.5 μg/m3 (63) 63.0
 
Aug. 1, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 17.9 μg/m3 (64) 64.0
 
Aug. 1, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 16.2 μg/m3 (60) 60.0
 
Aug. 1, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 14.5 μg/m3 (57) 57.0
 
Aug. 1, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 13.3 μg/m3 (54) 54.0
 
Aug. 1, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 12.2 μg/m3 (52) 52.0
 
Aug. 1, 2021, noon N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 10.8 μg/m3 (46) 46.0
 
Aug. 1, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A N/A 10.2 μg/m3 (43) 43.0
 
Aug. 1, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A N/A 10.0 μg/m3 (42) 42.0
 
Aug. 1, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A N/A 10.3 μg/m3 (43) 43.0
 
Aug. 1, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A N/A 10.4 μg/m3 (44) 44.0
 
Aug. 1, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A N/A 11.2 μg/m3 (47) 47.0
 
Aug. 1, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.5 μg/m3 (48) 48.0
 
Aug. 1, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A N/A 10.0 μg/m3 (42) 42.0
 
Aug. 1, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 10.3 μg/m3 (43) 43.0
 
Aug. 1, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 10.2 μg/m3 (43) 43.0
 
Aug. 1, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A N/A 8.7 μg/m3 (37) 37.0
 
Aug. 1, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 7.4 μg/m3 (31) 31.0
 
Aug. 1, 2021, midnight N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 7.9 μg/m3 (33) 34.0
 
July 31, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 6.1 μg/m3 (26) 35.0
 
July 31, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 5.8 μg/m3 (25) 36.0
 
July 31, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 5.9 μg/m3 (25) 38.0
 
July 31, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 5.5 μg/m3 (23) 38.0
 
July 31, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 5.9 μg/m3 (25) 40.0
 
July 31, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 5.7 μg/m3 (24) 36.0
 
July 31, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 5.6 μg/m3 (24) 33.0
 
July 31, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 5.7 μg/m3 (24) 29.0
 
July 31, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 5.7 μg/m3 (24) 26.0
 
July 31, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 5.6 μg/m3 (24) 24.0
 
July 31, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 6.1 μg/m3 (26) 26.0
 
July 31, 2021, noon N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A N/A 6.7 μg/m3 (28) 28.0
 
July 31, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A N/A 7.5 μg/m3 (32) 32.0
 
July 31, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A N/A 8.1 μg/m3 (34) 34.0
 
July 31, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) N/A N/A 8.1 μg/m3 (34) 34.0
 
July 31, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A N/A 8.4 μg/m3 (36) 36.0
 
July 31, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A N/A 8.4 μg/m3 (36) 36.0
 
July 31, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.6 μg/m3 (36) 36.0
 
July 31, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A N/A 8.8 μg/m3 (37) 37.0
 
July 31, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A N/A 9.1 μg/m3 (38) 38.0
 
July 31, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 10.0 μg/m3 (42) 42.0
 
July 31, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 9.0 μg/m3 (38) 38.0
 
July 31, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 9.0 μg/m3 (38) 38.0
 
July 31, 2021, midnight N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 10.2 μg/m3 (43) 43.0
 
July 30, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 12.0 μg/m3 (50) 50.0
 
July 30, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 13.5 μg/m3 (54) 54.0
 
July 30, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 14.7 μg/m3 (57) 57.0
 
July 30, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 17.1 μg/m3 (62) 62.0
 
July 30, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 21.5 μg/m3 (71) 71.0
 
July 30, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 23.7 μg/m3 (76) 76.0
 
July 30, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 19.8 μg/m3 (68) 68.0
 
July 30, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 17.3 μg/m3 (62) 62.0
 
July 30, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 16.8 μg/m3 (61) 61.0
 
July 30, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 15.4 μg/m3 (58) 58.0
 
July 30, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 13.4 μg/m3 (54) 54.0
 
July 30, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.3 μg/m3 (54) 54.0
 
July 30, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 15.8 μg/m3 (59) 59.0
 
July 30, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 16.9 μg/m3 (62) 62.0
 
July 30, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 16.0 μg/m3 (60) 60.0
 
July 30, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A N/A 14.0 μg/m3 (55) 55.0
 
July 30, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 13.3 μg/m3 (54) 54.0
 
July 30, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.5 μg/m3 (54) 54.0
 
July 30, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 13.9 μg/m3 (55) 55.0
 
July 30, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 12.4 μg/m3 (52) 52.0
 
July 30, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 30, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 11.3 μg/m3 (48) 48.0
 
July 30, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 12.1 μg/m3 (51) 51.0
 
July 30, 2021, midnight N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 14.9 μg/m3 (57) 57.0
 
July 29, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 22.5 μg/m3 (73) 73.0
 
July 29, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 23.8 μg/m3 (76) 76.0
 
July 29, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 22.1 μg/m3 (73) 73.0
 
July 29, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 20.7 μg/m3 (70) 70.0
 
July 29, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 21.0 μg/m3 (70) 70.0
 
July 29, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 20.9 μg/m3 (70) 70.0
 
July 29, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 20.9 μg/m3 (70) 70.0
 
July 29, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 20.2 μg/m3 (69) 69.0
 
July 29, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 20.6 μg/m3 (69) 69.0
 
July 29, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 22.2 μg/m3 (73) 73.0
 
July 29, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A N/A 23.0 μg/m3 (74) 74.0
 
July 29, 2021, noon N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 23.2 μg/m3 (75) 75.0
 
July 29, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A N/A 23.0 μg/m3 (74) 74.0
 
July 29, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 21.7 μg/m3 (72) 72.0
 
July 29, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A N/A 21.1 μg/m3 (70) 70.0
 
July 29, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A N/A 20.7 μg/m3 (70) 70.0
 
July 29, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 20.7 μg/m3 (70) 70.0
 
July 29, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.5 μg/m3 (67) 67.0
 
July 29, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 18.3 μg/m3 (65) 65.0
 
July 29, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A N/A 18.4 μg/m3 (65) 65.0
 
July 29, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 17.5 μg/m3 (63) 63.0
 
July 29, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 18.0 μg/m3 (64) 64.0
 
July 29, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 18.0 μg/m3 (64) 64.0
 
July 29, 2021, midnight N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 17.9 μg/m3 (64) 64.0
 
July 28, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 16.7 μg/m3 (61) 61.0
 
July 28, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 16.2 μg/m3 (60) 60.0
 
July 28, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 17.6 μg/m3 (63) 63.0
 
July 28, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A 18.3 μg/m3 (65) 65.0
 
July 28, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (61) N/A N/A 18.9 μg/m3 (66) 66.0
 
July 28, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) N/A N/A 17.7 μg/m3 (63) 63.0
 
July 28, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A N/A 17.1 μg/m3 (62) 62.0
 
July 28, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A N/A 17.6 μg/m3 (63) 63.0
 
July 28, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 16.5 μg/m3 (61) 61.0
 
July 28, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 18.4 μg/m3 (65) 65.0
 
July 28, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 19.3 μg/m3 (67) 67.0
 
July 28, 2021, noon N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A N/A 18.8 μg/m3 (66) 66.0
 
July 28, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A N/A 18.6 μg/m3 (65) 65.0
 
July 28, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A N/A 18.8 μg/m3 (66) 66.0
 
July 28, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) N/A N/A 19.2 μg/m3 (66) 66.0
 
July 28, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) N/A N/A 19.3 μg/m3 (67) 67.0
 
July 28, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A N/A 19.4 μg/m3 (67) 67.0
 
July 28, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.6 μg/m3 (65) 65.0
 
July 28, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A N/A 18.1 μg/m3 (64) 64.0
 
July 28, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A N/A 18.0 μg/m3 (64) 64.0
 
July 28, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A N/A 17.6 μg/m3 (63) 63.0
 
July 28, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 17.5 μg/m3 (63) 63.0
 
July 28, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 16.9 μg/m3 (62) 62.0
 
July 28, 2021, midnight N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 16.7 μg/m3 (61) 61.0
 
July 27, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 16.2 μg/m3 (60) 60.0
 
July 27, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 16.8 μg/m3 (61) 61.0
 
July 27, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 16.0 μg/m3 (60) 60.0
 
July 27, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 16.2 μg/m3 (60) 60.0
 
July 27, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 16.2 μg/m3 (60) 60.0
 
July 27, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 16.3 μg/m3 (60) 60.0
 
July 27, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 16.0 μg/m3 (60) 60.0
 
July 27, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 14.0 μg/m3 (55) 55.0
 
July 27, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 16.8 μg/m3 (61) 61.0
 
July 27, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 19.2 μg/m3 (66) 66.0
 
July 27, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 21.1 μg/m3 (70) 70.0
 
July 27, 2021, noon N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A N/A 22.3 μg/m3 (73) 73.0
 
July 27, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A N/A 22.8 μg/m3 (74) 74.0
 
July 27, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A N/A 21.3 μg/m3 (71) 71.0
 
July 27, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A N/A 20.8 μg/m3 (70) 70.0
 
July 27, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) N/A N/A 21.4 μg/m3 (71) 71.0
 
July 27, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A N/A 21.7 μg/m3 (72) 72.0
 
July 27, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (74) 74.0
 
July 27, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A N/A 22.4 μg/m3 (73) 73.0
 
July 27, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A N/A 22.7 μg/m3 (74) 74.0