ID: 320

AQSQID: 131210055

Site Name: United Ave

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

Updated: Oct. 24, 2021, 9:01 a.m.

Location: Atlanta (State Facility), GA

Reporting: True, Located: True

Current AQI: 118.0

Atlanta (State Facility) GA, US: 33.7206, -84.3578

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Oct. 24, 2021, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 42.2 μg/m3 (118) 118.0
 
Oct. 24, 2021, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 41.4 μg/m3 (116) 116.0
 
Oct. 24, 2021, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 48.3 μg/m3 (133) 133.0
 
Oct. 24, 2021, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 37.6 μg/m3 (107) 107.0
 
Oct. 24, 2021, 3 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 2.0 ppb (2) N/A N/A 37.3 μg/m3 (106) 106.0
 
Oct. 24, 2021, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 3.0 ppb (3) N/A N/A 38.4 μg/m3 (109) 109.0
 
Oct. 24, 2021, 1 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 8.0 ppb (8) N/A N/A 24.4 μg/m3 (77) 77.0
 
Oct. 24, 2021, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) 18.0 ppb (17) N/A N/A 21.4 μg/m3 (71) 71.0
 
Oct. 23, 2021, 11 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 32.0 ppb (30) N/A N/A 13.9 μg/m3 (55) 55.0
 
Oct. 23, 2021, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 43.0 ppb (40) N/A N/A 8.7 μg/m3 (37) 40.0
 
Oct. 23, 2021, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 53.0 ppb (50) N/A N/A 8.5 μg/m3 (36) 50.0
 
Oct. 23, 2021, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 53.0 ppb (50) N/A N/A 11.1 μg/m3 (47) 50.0
 
Oct. 23, 2021, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 50.0 ppb (47) N/A N/A 4.6 μg/m3 (20) 47.0
 
Oct. 23, 2021, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 47.0 ppb (44) N/A N/A 2.2 μg/m3 (10) 44.0
 
Oct. 23, 2021, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 43.0 ppb (40) N/A N/A 1.5 μg/m3 (7) 40.0
 
Oct. 23, 2021, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 36.0 ppb (34) N/A N/A 6.3 μg/m3 (27) 34.0
 
Oct. 23, 2021, 3 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 34.0 ppb (32) N/A N/A 8.4 μg/m3 (36) 36.0
 
Oct. 23, 2021, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 30.0 ppb (28) N/A N/A 8.5 μg/m3 (36) 36.0
 
Oct. 23, 2021, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 24.0 ppb (23) N/A N/A 8.8 μg/m3 (37) 37.0
 
Oct. 23, 2021, noon N/A N/A N/A N/A N/A 2.0 ppb (3) 16.0 ppb (15) N/A N/A 7.5 μg/m3 (32) 32.0
 
Oct. 23, 2021, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 16.0 ppb (15) N/A N/A 7.4 μg/m3 (31) 31.0
 
Oct. 23, 2021, 10 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 18.0 ppb (17) N/A N/A 6.7 μg/m3 (28) 28.0
 
Oct. 23, 2021, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 19.0 ppb (18) N/A N/A 6.6 μg/m3 (28) 28.0
 
Oct. 23, 2021, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 17.0 ppb (16) N/A N/A 6.7 μg/m3 (28) 28.0
 
Oct. 23, 2021, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 16.0 ppb (15) N/A N/A 8.2 μg/m3 (35) 35.0
 
Oct. 23, 2021, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 13.0 ppb (13) N/A N/A 6.1 μg/m3 (26) 26.0
 
Oct. 23, 2021, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 18.0 ppb (17) N/A N/A 6.2 μg/m3 (26) 26.0
 
Oct. 23, 2021, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 20.0 ppb (19) N/A N/A 10.0 μg/m3 (42) 42.0
 
Oct. 23, 2021, 3 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 20.0 ppb (19) N/A N/A 11.1 μg/m3 (47) 47.0
 
Oct. 23, 2021, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 25.0 ppb (24) N/A N/A 12.7 μg/m3 (53) 53.0
 
Oct. 23, 2021, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 25.0 ppb (24) N/A N/A 11.2 μg/m3 (47) 47.0
 
Oct. 23, 2021, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) 31.0 ppb (29) N/A N/A 9.2 μg/m3 (39) 39.0
 
Oct. 22, 2021, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 38.0 ppb (36) N/A N/A 6.9 μg/m3 (29) 36.0
 
Oct. 22, 2021, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 43.0 ppb (40) N/A N/A 5.7 μg/m3 (24) 40.0
 
Oct. 22, 2021, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 47.0 ppb (44) N/A N/A 7.5 μg/m3 (32) 44.0
 
Oct. 22, 2021, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 49.0 ppb (46) N/A N/A 5.0 μg/m3 (21) 46.0
 
Oct. 22, 2021, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 49.0 ppb (46) N/A N/A 6.2 μg/m3 (26) 46.0
 
Oct. 22, 2021, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 49.0 ppb (46) N/A N/A 5.7 μg/m3 (24) 46.0
 
Oct. 22, 2021, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 48.0 ppb (45) N/A N/A 6.5 μg/m3 (28) 45.0
 
Oct. 22, 2021, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 42.0 ppb (39) N/A N/A 5.9 μg/m3 (25) 39.0
 
Oct. 22, 2021, 3 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 35.0 ppb (33) N/A N/A 4.7 μg/m3 (20) 33.0
 
Oct. 22, 2021, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 26.0 ppb (25) N/A N/A 8.4 μg/m3 (36) 36.0
 
Oct. 22, 2021, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 17.0 ppb (16) N/A N/A 12.3 μg/m3 (52) 52.0
 
Oct. 22, 2021, noon N/A N/A N/A N/A N/A 2.0 ppb (3) 14.0 ppb (13) N/A N/A 6.3 μg/m3 (27) 27.0
 
Oct. 22, 2021, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 17.0 ppb (16) N/A N/A 8.1 μg/m3 (34) 34.0
 
Oct. 22, 2021, 10 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 15.0 ppb (14) N/A N/A 8.4 μg/m3 (36) 36.0
 
Oct. 22, 2021, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 15.0 ppb (14) N/A N/A 9.6 μg/m3 (40) 40.0
 
Oct. 22, 2021, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 16.0 ppb (15) N/A N/A 10.5 μg/m3 (44) 44.0
 
Oct. 22, 2021, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 21.0 ppb (20) N/A N/A 5.7 μg/m3 (24) 24.0
 
Oct. 22, 2021, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 25.0 ppb (24) N/A N/A 9.1 μg/m3 (38) 38.0
 
Oct. 22, 2021, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 20.0 ppb (19) N/A N/A 9.0 μg/m3 (38) 38.0
 
Oct. 22, 2021, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 20.0 ppb (19) N/A N/A 8.4 μg/m3 (36) 36.0
 
Oct. 22, 2021, 3 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 19.0 ppb (18) N/A N/A 13.1 μg/m3 (54) 54.0
 
Oct. 22, 2021, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 13.0 ppb (13) N/A N/A 13.2 μg/m3 (54) 54.0
 
Oct. 22, 2021, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 10.0 ppb (10) N/A N/A 12.1 μg/m3 (51) 51.0
 
Oct. 22, 2021, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) 16.0 ppb (15) N/A N/A 11.0 μg/m3 (46) 46.0
 
Oct. 21, 2021, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 23.0 ppb (22) N/A N/A 8.5 μg/m3 (36) 36.0
 
Oct. 21, 2021, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 29.0 ppb (27) N/A N/A 9.6 μg/m3 (40) 40.0
 
Oct. 21, 2021, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 31.0 ppb (29) N/A N/A 7.5 μg/m3 (32) 32.0
 
Oct. 21, 2021, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 35.0 ppb (33) N/A N/A 8.9 μg/m3 (38) 38.0
 
Oct. 21, 2021, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 34.0 ppb (32) N/A N/A 12.6 μg/m3 (53) 53.0
 
Oct. 21, 2021, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 30.0 ppb (28) N/A N/A 13.9 μg/m3 (55) 55.0
 
Oct. 21, 2021, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 31.0 ppb (29) N/A N/A 9.6 μg/m3 (40) 40.0
 
Oct. 21, 2021, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 29.0 ppb (27) N/A N/A 16.8 μg/m3 (61) 61.0
 
Oct. 21, 2021, 3 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 10.0 ppb (10) N/A N/A 22.4 μg/m3 (73) 73.0
 
Oct. 21, 2021, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 10.0 ppb (10) N/A N/A 23.8 μg/m3 (76) 76.0
 
Oct. 21, 2021, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 18.5 μg/m3 (65) 65.0
 
Oct. 21, 2021, noon N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 16.6 μg/m3 (61) 61.0
 
Oct. 21, 2021, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 17.9 μg/m3 (64) 64.0
 
Oct. 21, 2021, 10 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 17.4 μg/m3 (63) 63.0
 
Oct. 21, 2021, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 14.7 μg/m3 (57) 57.0
 
Oct. 21, 2021, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 14.7 μg/m3 (57) 57.0
 
Oct. 21, 2021, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 15.6 μg/m3 (59) 59.0
 
Oct. 21, 2021, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 15.2 μg/m3 (58) 58.0
 
Oct. 21, 2021, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 17.0 μg/m3 (62) 62.0
 
Oct. 21, 2021, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 18.3 μg/m3 (65) 65.0
 
Oct. 21, 2021, 3 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 18.8 μg/m3 (66) 66.0
 
Oct. 21, 2021, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 3.0 ppb (3) N/A N/A 16.6 μg/m3 (61) 61.0
 
Oct. 21, 2021, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 11.0 ppb (11) N/A N/A 16.6 μg/m3 (61) 61.0
 
Oct. 21, 2021, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) 19.0 ppb (18) N/A N/A 16.0 μg/m3 (60) 60.0
 
Oct. 20, 2021, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 36.0 ppb (34) N/A N/A 12.3 μg/m3 (52) 52.0
 
Oct. 20, 2021, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 49.0 ppb (46) N/A N/A 10.9 μg/m3 (46) 46.0
 
Oct. 20, 2021, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 51.0 ppb (48) N/A N/A 8.6 μg/m3 (36) 48.0
 
Oct. 20, 2021, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 55.0 ppb (51) N/A N/A 11.8 μg/m3 (50) 51.0
 
Oct. 20, 2021, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 57.0 ppb (58) N/A N/A 6.5 μg/m3 (28) 58.0
 
Oct. 20, 2021, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 52.0 ppb (49) N/A N/A 7.0 μg/m3 (30) 49.0
 
Oct. 20, 2021, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 48.0 ppb (45) N/A N/A 11.1 μg/m3 (47) 47.0
 
Oct. 20, 2021, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 44.0 ppb (41) N/A N/A 10.7 μg/m3 (45) 45.0
 
Oct. 20, 2021, 3 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 35.0 ppb (33) N/A N/A 16.9 μg/m3 (62) 62.0
 
Oct. 20, 2021, 2 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 12.0 ppb (12) N/A N/A 27.2 μg/m3 (83) 83.0
 
Oct. 20, 2021, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 2.0 ppb (2) N/A N/A 23.8 μg/m3 (76) 76.0
 
Oct. 20, 2021, noon N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 17.0 μg/m3 (62) 62.0
 
Oct. 20, 2021, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 16.7 μg/m3 (61) 61.0
 
Oct. 20, 2021, 10 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 16.9 μg/m3 (62) 62.0
 
Oct. 20, 2021, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 16.4 μg/m3 (61) 61.0
 
Oct. 20, 2021, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 17.1 μg/m3 (62) 62.0
 
Oct. 20, 2021, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 15.5 μg/m3 (59) 59.0
 
Oct. 20, 2021, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 14.8 μg/m3 (57) 57.0
 
Oct. 20, 2021, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 16.1 μg/m3 (60) 60.0
 
Oct. 20, 2021, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 15.0 μg/m3 (58) 58.0
 
Oct. 20, 2021, 3 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 0.0 ppb (0) N/A N/A 16.6 μg/m3 (61) 61.0
 
Oct. 20, 2021, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 16.4 μg/m3 (61) 61.0
 
Oct. 20, 2021, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 4.0 ppb (4) N/A N/A 17.0 μg/m3 (62) 62.0
 
Oct. 20, 2021, midnight N/A N/A N/A N/A N/A 3.0 ppb (5) 14.0 ppb (13) N/A N/A 17.7 μg/m3 (63) 63.0
 
Oct. 19, 2021, 11 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 27.0 ppb (25) N/A N/A 12.4 μg/m3 (52) 52.0
 
Oct. 19, 2021, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 46.0 ppb (43) N/A N/A 9.7 μg/m3 (41) 43.0
 
Oct. 19, 2021, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 52.0 ppb (49) N/A N/A 9.7 μg/m3 (41) 49.0
 
Oct. 19, 2021, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 51.0 ppb (48) N/A N/A 10.2 μg/m3 (43) 48.0
 
Oct. 19, 2021, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 41.0 ppb (38) N/A N/A 7.6 μg/m3 (32) 38.0
 
Oct. 19, 2021, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 42.0 ppb (39) N/A N/A 6.4 μg/m3 (27) 39.0
 
Oct. 19, 2021, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 41.0 ppb (38) N/A N/A 7.8 μg/m3 (33) 38.0
 
Oct. 19, 2021, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 32.0 ppb (30) N/A N/A 10.9 μg/m3 (46) 46.0
 
Oct. 19, 2021, 3 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 23.0 ppb (22) N/A N/A 11.3 μg/m3 (48) 48.0
 
Oct. 19, 2021, 2 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 17.0 ppb (16) N/A N/A 24.1 μg/m3 (77) 77.0
 
Oct. 19, 2021, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 1.0 ppb (1) N/A N/A 22.0 μg/m3 (72) 72.0
 
Oct. 19, 2021, noon N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 15.2 μg/m3 (58) 58.0
 
Oct. 19, 2021, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 13.6 μg/m3 (55) 55.0
 
Oct. 19, 2021, 10 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 12.8 μg/m3 (53) 53.0
 
Oct. 19, 2021, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 13.2 μg/m3 (54) 54.0
 
Oct. 19, 2021, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 13.1 μg/m3 (54) 54.0
 
Oct. 19, 2021, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 13.4 μg/m3 (54) 54.0
 
Oct. 19, 2021, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 12.7 μg/m3 (53) 53.0
 
Oct. 19, 2021, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 0.0 ppb (0) N/A N/A 13.2 μg/m3 (54) 54.0
 
Oct. 19, 2021, 4 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 0.0 ppb (0) N/A N/A 13.7 μg/m3 (55) 55.0
 
Oct. 19, 2021, 3 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 1.0 ppb (1) N/A N/A 13.8 μg/m3 (55) 55.0
 
Oct. 19, 2021, 2 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 5.0 ppb (5) N/A N/A 13.4 μg/m3 (54) 54.0
 
Oct. 19, 2021, 1 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 9.0 ppb (9) N/A N/A 16.2 μg/m3 (60) 60.0
 
Oct. 19, 2021, midnight N/A N/A N/A N/A N/A 4.0 ppb (6) 13.0 ppb (13) N/A N/A 14.4 μg/m3 (56) 56.0
 
Oct. 18, 2021, 11 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 23.0 ppb (22) N/A N/A 12.3 μg/m3 (52) 52.0
 
Oct. 18, 2021, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 38.0 ppb (36) N/A N/A 7.2 μg/m3 (31) 36.0
 
Oct. 18, 2021, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 43.0 ppb (40) N/A N/A 7.3 μg/m3 (31) 40.0
 
Oct. 18, 2021, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 41.0 ppb (38) N/A N/A 4.8 μg/m3 (20) 38.0
 
Oct. 18, 2021, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 42.0 ppb (39) N/A N/A 5.7 μg/m3 (24) 39.0
 
Oct. 18, 2021, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 40.0 ppb (38) N/A N/A 3.9 μg/m3 (17) 38.0
 
Oct. 18, 2021, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 40.0 ppb (38) N/A N/A 4.8 μg/m3 (20) 38.0
 
Oct. 18, 2021, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 38.0 ppb (36) N/A N/A 3.6 μg/m3 (16) 36.0
 
Oct. 18, 2021, 3 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 33.0 ppb (31) N/A N/A 7.3 μg/m3 (31) 31.0
 
Oct. 18, 2021, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 22.0 ppb (21) N/A N/A 9.4 μg/m3 (40) 40.0
 
Oct. 18, 2021, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 12.0 ppb (12) N/A N/A 10.0 μg/m3 (42) 42.0
 
Oct. 18, 2021, noon N/A N/A N/A N/A N/A 2.0 ppb (3) 4.0 ppb (4) N/A N/A 8.2 μg/m3 (35) 35.0
 
Oct. 18, 2021, 11 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 9.0 ppb (9) N/A N/A 7.6 μg/m3 (32) 32.0
 
Oct. 18, 2021, 10 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 12.0 ppb (12) N/A N/A 6.0 μg/m3 (25) 25.0
 
Oct. 18, 2021, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A N/A 6.9 μg/m3 (29) 29.0
 
Oct. 18, 2021, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 22.0 ppb (21) N/A N/A 5.0 μg/m3 (21) 21.0
 
Oct. 18, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 5.6 μg/m3 (24) 25.0
 
Oct. 18, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 6.4 μg/m3 (27) 27.0
 
Oct. 18, 2021, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 29.0 ppb (27) N/A N/A 7.1 μg/m3 (30) 30.0
 
Oct. 18, 2021, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 29.0 ppb (27) N/A N/A 7.4 μg/m3 (31) 31.0
 
Oct. 18, 2021, 3 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 31.0 ppb (29) N/A N/A 7.9 μg/m3 (33) 33.0
 
Oct. 18, 2021, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 33.0 ppb (31) N/A N/A 8.7 μg/m3 (37) 37.0
 
Oct. 18, 2021, 1 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 33.0 ppb (31) N/A N/A 8.1 μg/m3 (34) 34.0
 
Oct. 18, 2021, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) 32.0 ppb (30) N/A N/A 7.6 μg/m3 (32) 32.0
 
Oct. 17, 2021, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 33.0 ppb (31) N/A N/A 7.0 μg/m3 (30) 31.0
 
Oct. 17, 2021, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 36.0 ppb (34) N/A N/A 5.1 μg/m3 (22) 34.0
 
Oct. 17, 2021, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 37.0 ppb (35) N/A N/A 4.9 μg/m3 (21) 35.0
 
Oct. 17, 2021, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 37.0 ppb (35) N/A N/A 4.8 μg/m3 (20) 35.0
 
Oct. 17, 2021, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 38.0 ppb (36) N/A N/A 4.3 μg/m3 (18) 36.0
 
Oct. 17, 2021, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 38.0 ppb (36) N/A N/A 2.8 μg/m3 (12) 36.0
 
Oct. 17, 2021, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 37.0 ppb (35) N/A N/A 3.8 μg/m3 (16) 35.0
 
Oct. 17, 2021, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 35.0 ppb (33) N/A N/A 4.5 μg/m3 (19) 33.0
 
Oct. 17, 2021, 3 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 32.0 ppb (30) N/A N/A 4.9 μg/m3 (21) 30.0
 
Oct. 17, 2021, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 27.0 ppb (25) N/A N/A 6.8 μg/m3 (29) 29.0
 
Oct. 17, 2021, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 25.0 ppb (24) N/A N/A 8.2 μg/m3 (35) 35.0
 
Oct. 17, 2021, noon N/A N/A N/A N/A N/A 2.0 ppb (3) 15.0 ppb (14) N/A N/A 7.4 μg/m3 (31) 31.0
 
Oct. 17, 2021, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 13.0 ppb (13) N/A N/A 7.8 μg/m3 (33) 33.0
 
Oct. 17, 2021, 10 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 15.0 ppb (14) N/A N/A 7.7 μg/m3 (33) 33.0
 
Oct. 17, 2021, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 17.0 ppb (16) N/A N/A 8.4 μg/m3 (36) 36.0
 
Oct. 17, 2021, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 18.0 ppb (17) N/A N/A 7.8 μg/m3 (33) 33.0