AQSQID: 060731014

Site Name: Otay Mesa - Donovan

Location: Chula Vista, CA

Reporting: True, Located: True

Current AQI: 50.0

Chula Vista CA, US: 32.579361, -116.929486

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Nov. 19, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 12.0 μg/m3 (50) 50.0
 
Nov. 19, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 13.5 μg/m3 (53) 53.0
 
Nov. 19, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 12.2 μg/m3 (50) 50.0
 
Nov. 19, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 14.6 μg/m3 (56) 56.0
 
Nov. 19, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 29.0 μg/m3 (86) 86.0
 
Nov. 19, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 24.0 μg/m3 (76) 76.0
 
Nov. 19, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 8.0 μg/m3 (33) 33.0
 
Nov. 19, 2019, midnight N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 9.1 μg/m3 (38) 38.0
 
Nov. 18, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 8.3 μg/m3 (35) 37.0
 
Nov. 18, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A N/A 8.3 μg/m3 (35) 42.0
 
Nov. 18, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A 10.6 μg/m3 (44) 44.0
 
Nov. 18, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A N/A 8.1 μg/m3 (34) 39.0
 
Nov. 18, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 5.6 μg/m3 (23) 37.0
 
Nov. 18, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 7.7 μg/m3 (32) 35.0
 
Nov. 18, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 13.9 μg/m3 (54) 54.0
 
Nov. 18, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 8.6 μg/m3 (36) 36.0
 
Nov. 18, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 23.6 μg/m3 (75) 75.0
 
Nov. 18, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 4.0 μg/m3 (17) 26.0
 
Nov. 18, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 1.0 μg/m3 (4) 28.0
 
Nov. 18, 2019, noon N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 23.0 μg/m3 (73) 73.0
 
Nov. 18, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.7 μg/m3 (20) 20.0
 
Nov. 18, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.9 μg/m3 (20) 20.0
 
Nov. 18, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A 9.0 μg/m3 (38) 38.0
 
Nov. 18, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 14.5 μg/m3 (55) 55.0
 
Nov. 18, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 6.4 μg/m3 (27) 28.0
 
Nov. 18, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 6.7 μg/m3 (28) 28.0
 
Nov. 18, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 6.6 μg/m3 (28) 28.0
 
Nov. 18, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 3.9 μg/m3 (16) 28.0
 
Nov. 18, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 2.4 μg/m3 (10) 32.0
 
Nov. 18, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 2.7 μg/m3 (11) 37.0
 
Nov. 18, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 2.3 μg/m3 (10) 37.0
 
Nov. 18, 2019, midnight N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 4.3 μg/m3 (18) 35.0
 
Nov. 17, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 5.7 μg/m3 (24) 37.0
 
Nov. 17, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 8.7 μg/m3 (36) 38.0
 
Nov. 17, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 13.2 μg/m3 (53) 53.0
 
Nov. 17, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 15.6 μg/m3 (58) 58.0
 
Nov. 17, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 4.7 μg/m3 (20) 36.0
 
Nov. 17, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 6.8 μg/m3 (28) 33.0
 
Nov. 17, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 2.1 μg/m3 (9) 32.0
 
Nov. 17, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 2.4 μg/m3 (10) 30.0
 
Nov. 17, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 4.1 μg/m3 (17) 25.0
 
Nov. 17, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 6.5 μg/m3 (27) 27.0
 
Nov. 17, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 8.2 μg/m3 (34) 34.0
 
Nov. 17, 2019, noon N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 10.8 μg/m3 (45) 45.0
 
Nov. 17, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A N/A 19.6 μg/m3 (66) 66.0
 
Nov. 17, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.3 μg/m3 (39) 39.0
 
Nov. 17, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 17.6 μg/m3 (62) 62.0
 
Nov. 17, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 23.2 μg/m3 (74) 74.0
 
Nov. 17, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 24.5 μg/m3 (77) 77.0
 
Nov. 17, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 30.1 μg/m3 (89) 89.0
 
Nov. 17, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A N/A 42.1 μg/m3 (116) 116.0
 
Nov. 17, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 45.8 μg/m3 (126) 126.0
 
Nov. 17, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 36.7 μg/m3 (103) 103.0
 
Nov. 17, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 21.7 μg/m3 (71) 71.0
 
Nov. 17, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A N/A 20.7 μg/m3 (69) 69.0
 
Nov. 17, 2019, midnight N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A N/A 22.7 μg/m3 (73) 73.0
 
Nov. 16, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 15.7 μg/m3 (58) 58.0
 
Nov. 16, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 9.5 μg/m3 (40) 40.0
 
Nov. 16, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A N/A 12.0 μg/m3 (50) 50.0
 
Nov. 16, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 10.8 μg/m3 (45) 45.0
 
Nov. 16, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A N/A 13.9 μg/m3 (54) 54.0
 
Nov. 16, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 18.4 μg/m3 (64) 64.0
 
Nov. 16, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 24.9 μg/m3 (77) 77.0
 
Nov. 16, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 22.4 μg/m3 (72) 72.0
 
Nov. 16, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A N/A 19.9 μg/m3 (67) 67.0
 
Nov. 16, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A N/A 21.1 μg/m3 (69) 69.0
 
Nov. 16, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A N/A 17.9 μg/m3 (63) 63.0
 
Nov. 16, 2019, noon N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A N/A 31.8 μg/m3 (92) 92.0
 
Nov. 16, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (69) 69.0
 
Nov. 16, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.6 μg/m3 (66) 66.0
 
Nov. 16, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 13.5 μg/m3 (53) 53.0
 
Nov. 16, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 20.0 μg/m3 (67) 67.0
 
Nov. 16, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 7.8 μg/m3 (32) 32.0
 
Nov. 16, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 7.6 μg/m3 (32) 32.0
 
Nov. 16, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 11.1 μg/m3 (46) 46.0
 
Nov. 16, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 7.5 μg/m3 (31) 31.0
 
Nov. 16, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 6.4 μg/m3 (27) 27.0
 
Nov. 16, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 7.4 μg/m3 (31) 31.0
 
Nov. 16, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 8.1 μg/m3 (34) 34.0
 
Nov. 16, 2019, midnight N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 7.5 μg/m3 (31) 31.0
 
Nov. 15, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A N/A 7.3 μg/m3 (30) 33.0
 
Nov. 15, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 11.8 μg/m3 (49) 49.0
 
Nov. 15, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A N/A 11.9 μg/m3 (50) 50.0
 
Nov. 15, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (50) 50.0
 
Nov. 15, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A N/A 17.3 μg/m3 (61) 61.0
 
Nov. 15, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A N/A 15.8 μg/m3 (58) 58.0
 
Nov. 15, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A N/A 23.1 μg/m3 (74) 74.0
 
Nov. 15, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 41.0 μg/m3 (114) 114.0
 
Nov. 15, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A N/A 45.4 μg/m3 (125) 125.0
 
Nov. 15, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 26.3 μg/m3 (80) 80.0
 
Nov. 15, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A N/A 14.4 μg/m3 (55) 55.0
 
Nov. 15, 2019, noon N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A N/A 22.3 μg/m3 (72) 72.0
 
Nov. 15, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 44.7 μg/m3 (123) 123.0
 
Nov. 15, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 34.7 μg/m3 (98) 98.0
 
Nov. 15, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 19.5 μg/m3 (66) 66.0
 
Nov. 15, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 16.0 μg/m3 (59) 59.0
 
Nov. 15, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 16.9 μg/m3 (60) 60.0
 
Nov. 15, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A N/A 45.3 μg/m3 (124) 124.0
 
Nov. 15, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 19.9 μg/m3 (67) 67.0
 
Nov. 15, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 16.5 μg/m3 (60) 60.0
 
Nov. 15, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 16.2 μg/m3 (59) 59.0
 
Nov. 15, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A N/A 18.4 μg/m3 (64) 64.0
 
Nov. 15, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A 9.0 μg/m3 (38) 38.0
 
Nov. 15, 2019, midnight N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 14.5 μg/m3 (55) 55.0
 
Nov. 14, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.4 μg/m3 (64) 64.0
 
Nov. 14, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.8 μg/m3 (64) 64.0
 
Nov. 14, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.8 μg/m3 (60) 60.0
 
Nov. 14, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.1 μg/m3 (65) 65.0
 
Nov. 14, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A N/A 13.8 μg/m3 (54) 54.0
 
Nov. 14, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A N/A 35.4 μg/m3 (100) 100.0
 
Nov. 14, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A N/A 46.1 μg/m3 (126) 126.0
 
Nov. 14, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A N/A 23.6 μg/m3 (75) 75.0
 
Nov. 14, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A N/A 19.0 μg/m3 (65) 65.0
 
Nov. 14, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A 21.8 μg/m3 (71) 71.0
 
Nov. 14, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) N/A N/A 34.5 μg/m3 (98) 98.0
 
Nov. 14, 2019, noon N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A N/A 39.8 μg/m3 (111) 111.0
 
Nov. 14, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 53.2 μg/m3 (144) 144.0
 
Nov. 14, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (88) 88.0
 
Nov. 14, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A N/A 28.6 μg/m3 (85) 85.0
 
Nov. 14, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (2) N/A N/A 36.4 μg/m3 (102) 102.0
 
Nov. 14, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A N/A 34.0 μg/m3 (97) 97.0
 
Nov. 14, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A N/A 27.8 μg/m3 (84) 84.0
 
Nov. 14, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A N/A 36.1 μg/m3 (102) 102.0
 
Nov. 14, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A N/A 26.6 μg/m3 (81) 81.0
 
Nov. 14, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A N/A 19.2 μg/m3 (65) 65.0
 
Nov. 14, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 11.5 μg/m3 (48) 48.0
 
Nov. 14, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A 13.2 μg/m3 (53) 53.0
 
Nov. 14, 2019, midnight N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A N/A 22.2 μg/m3 (72) 72.0
 
Nov. 13, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (43) N/A N/A N/A 43.0
 
Nov. 13, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (45) N/A N/A N/A 45.0
 
Nov. 13, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) N/A N/A N/A 44.0
 
Nov. 13, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A N/A N/A 40.0
 
Nov. 13, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A N/A N/A 32.0
 
Nov. 13, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A N/A N/A 18.0
 
Nov. 13, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 56.1 μg/m3 (150) 150.0
 
Nov. 13, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A N/A 79.3 μg/m3 (163) 163.0
 
Nov. 13, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) N/A N/A 68.8 μg/m3 (157) 157.0
 
Nov. 13, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) N/A N/A 54.4 μg/m3 (147) 147.0
 
Nov. 13, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A N/A 31.7 μg/m3 (92) 92.0
 
Nov. 13, 2019, noon N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A N/A 23.8 μg/m3 (75) 75.0
 
Nov. 13, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (78) 78.0
 
Nov. 13, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 21.1 μg/m3 (69) 69.0
 
Nov. 13, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A N/A 25.2 μg/m3 (78) 78.0
 
Nov. 13, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A N/A 11.0 μg/m3 (46) 46.0
 
Nov. 13, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 17.1 μg/m3 (61) 61.0
 
Nov. 13, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 11.8 μg/m3 (49) 49.0
 
Nov. 13, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 12.7 μg/m3 (51) 51.0
 
Nov. 13, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 16.1 μg/m3 (59) 59.0
 
Nov. 13, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 50.6 μg/m3 (138) 138.0
 
Nov. 13, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 35.3 μg/m3 (100) 100.0
 
Nov. 13, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A N/A 28.8 μg/m3 (86) 86.0
 
Nov. 13, 2019, midnight N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A 29.2 μg/m3 (87) 87.0
 
Nov. 12, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) N/A N/A 22.9 μg/m3 (73) 73.0
 
Nov. 12, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A N/A 21.8 μg/m3 (71) 71.0
 
Nov. 12, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A N/A 16.9 μg/m3 (60) 60.0
 
Nov. 12, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A N/A 19.4 μg/m3 (66) 66.0
 
Nov. 12, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 15.2 μg/m3 (57) 57.0
 
Nov. 12, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A N/A 32.3 μg/m3 (93) 93.0
 
Nov. 12, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A N/A 46.3 μg/m3 (127) 127.0
 
Nov. 12, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A N/A 62.4 μg/m3 (154) 154.0
 
Nov. 12, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 33.2 μg/m3 (95) 95.0
 
Nov. 12, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 40.1 μg/m3 (112) 112.0
 
Nov. 12, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 35.5 μg/m3 (100) 100.0
 
Nov. 12, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 40.4 μg/m3 (112) 112.0
 
Nov. 12, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 62.4 μg/m3 (154) 154.0
 
Nov. 12, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 39.5 μg/m3 (110) 110.0
 
Nov. 12, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 31.1 μg/m3 (91) 91.0
 
Nov. 12, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 26.7 μg/m3 (81) 81.0