AQSQID: 060251003

Site Name: El Centro - 9th Street

Location: El Centro, CA

Reporting: True, Located: True

Current AQI: 46.0

El Centro CA, US: 32.7917, -115.5617

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Aug. 11, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 18.0 μg/m3 (16) 6.0 μg/m3 (25) 25.0
 
Aug. 11, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 28.0 μg/m3 (25) 6.0 μg/m3 (25) 25.0
 
Aug. 11, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 73.0 μg/m3 (59) 9.0 μg/m3 (38) 59.0
 
Aug. 11, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 37.0 μg/m3 (34) 4.0 μg/m3 (17) 34.0
 
Aug. 11, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 33.0 μg/m3 (30) 6.0 μg/m3 (25) 30.0
 
Aug. 11, 2019, midnight N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 35.0 μg/m3 (32) 11.0 μg/m3 (46) 46.0
 
Aug. 10, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 28.0 μg/m3 (25) 9.0 μg/m3 (38) 38.0
 
Aug. 10, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 23.0 μg/m3 (21) 6.0 μg/m3 (25) 28.0
 
Aug. 10, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 26.0 μg/m3 (24) 8.0 μg/m3 (33) 33.0
 
Aug. 10, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 29.0 μg/m3 (26) 12.0 μg/m3 (50) 50.0
 
Aug. 10, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 39.0 μg/m3 (35) 10.0 μg/m3 (42) 42.0
 
Aug. 10, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 38.0 μg/m3 (35) 13.0 μg/m3 (52) 52.0
 
Aug. 10, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 40.0 μg/m3 (36) 7.0 μg/m3 (29) 36.0
 
Aug. 10, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 46.0 μg/m3 (42) 10.0 μg/m3 (42) 42.0
 
Aug. 10, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 54.0 μg/m3 (49) 17.0 μg/m3 (61) 61.0
 
Aug. 10, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A 65.0 μg/m3 (55) 17.0 μg/m3 (61) 61.0
 
Aug. 10, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A 56.0 μg/m3 (50) 12.0 μg/m3 (50) 50.0
 
Aug. 10, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 10.0 μg/m3 (42) 42.0
 
Aug. 10, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A 49.0 μg/m3 (45) 11.0 μg/m3 (46) 46.0
 
Aug. 10, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 14.0 μg/m3 (13) 6.0 μg/m3 (25) 25.0
 
Aug. 10, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 13.0 μg/m3 (12) 7.0 μg/m3 (29) 29.0
 
Aug. 10, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 17.0 μg/m3 (15) 8.0 μg/m3 (33) 33.0
 
Aug. 10, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 20.0 μg/m3 (18) 9.0 μg/m3 (38) 38.0
 
Aug. 10, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 21.0 μg/m3 (19) 8.0 μg/m3 (33) 33.0
 
Aug. 10, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 28.0 μg/m3 (25) 14.0 μg/m3 (54) 54.0
 
Aug. 10, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 27.0 μg/m3 (25) 13.0 μg/m3 (52) 52.0
 
Aug. 10, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 47.0 μg/m3 (43) 20.0 μg/m3 (67) 67.0
 
Aug. 10, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A 73.0 μg/m3 (59) 33.0 μg/m3 (95) 95.0
 
Aug. 10, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 50.0 μg/m3 (45) 15.0 μg/m3 (56) 56.0
 
Aug. 10, 2019, midnight N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 58.0 μg/m3 (52) 19.0 μg/m3 (65) 65.0
 
Aug. 9, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 42.0 μg/m3 (38) 14.0 μg/m3 (54) 54.0
 
Aug. 9, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 33.0 μg/m3 (30) 9.0 μg/m3 (38) 38.0
 
Aug. 9, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 27.0 μg/m3 (25) 11.0 μg/m3 (46) 46.0
 
Aug. 9, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 11.0 μg/m3 (10) 4.0 μg/m3 (17) 23.0
 
Aug. 9, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 12.0 μg/m3 (11) 3.0 μg/m3 (12) 23.0
 
Aug. 9, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 13.0 μg/m3 (12) 4.0 μg/m3 (17) 22.0
 
Aug. 9, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 27.0 μg/m3 (25) 9.0 μg/m3 (38) 38.0
 
Aug. 9, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 47.0 μg/m3 (43) 17.0 μg/m3 (61) 61.0
 
Aug. 9, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A 110.0 μg/m3 (78) 43.0 μg/m3 (119) 119.0
 
Aug. 9, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A 101.0 μg/m3 (73) 35.0 μg/m3 (99) 99.0
 
Aug. 9, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A 34.0 μg/m3 (31) 7.0 μg/m3 (29) 31.0
 
Aug. 9, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 6.0 μg/m3 (25) 25.0
 
Aug. 9, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 12.0 μg/m3 (11) 7.0 μg/m3 (29) 29.0
 
Aug. 9, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 14.0 μg/m3 (13) 7.0 μg/m3 (29) 29.0
 
Aug. 9, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 8.0 μg/m3 (7) 5.0 μg/m3 (21) 21.0
 
Aug. 9, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 11.0 μg/m3 (10) 5.0 μg/m3 (21) 21.0
 
Aug. 9, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 12.0 μg/m3 (11) 4.0 μg/m3 (17) 17.0
 
Aug. 9, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 24.0 μg/m3 (22) 5.0 μg/m3 (21) 22.0
 
Aug. 9, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 15.0 μg/m3 (14) 8.0 μg/m3 (33) 33.0
 
Aug. 9, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 39.0 μg/m3 (35) 12.0 μg/m3 (50) 50.0
 
Aug. 9, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 34.0 μg/m3 (31) 10.0 μg/m3 (42) 42.0
 
Aug. 9, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 78.0 μg/m3 (62) 12.0 μg/m3 (50) 62.0
 
Aug. 9, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 56.0 μg/m3 (50) 10.0 μg/m3 (42) 50.0
 
Aug. 9, 2019, midnight N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 31.0 μg/m3 (28) 9.0 μg/m3 (38) 38.0
 
Aug. 8, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 29.0 μg/m3 (26) 12.0 μg/m3 (50) 50.0
 
Aug. 8, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 19.0 μg/m3 (17) 9.0 μg/m3 (38) 38.0
 
Aug. 8, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 23.0 μg/m3 (21) 9.0 μg/m3 (38) 38.0
 
Aug. 8, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 24.0 μg/m3 (22) 7.0 μg/m3 (29) 29.0
 
Aug. 8, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 29.0 μg/m3 (26) 11.0 μg/m3 (46) 46.0
 
Aug. 8, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 28.0 μg/m3 (25) 12.0 μg/m3 (50) 50.0
 
Aug. 8, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 29.0 μg/m3 (26) 11.0 μg/m3 (46) 46.0
 
Aug. 8, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 37.0 μg/m3 (34) 9.0 μg/m3 (38) 38.0
 
Aug. 8, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 42.0 μg/m3 (38) 9.0 μg/m3 (38) 38.0
 
Aug. 8, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 40.0 μg/m3 (36) 13.0 μg/m3 (52) 52.0
 
Aug. 8, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 50.0 μg/m3 (45) 10.0 μg/m3 (42) 45.0
 
Aug. 8, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 54.0 μg/m3 (49) 18.0 μg/m3 (63) 63.0
 
Aug. 8, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 42.0 μg/m3 (38) 16.0 μg/m3 (59) 59.0
 
Aug. 8, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 36.0 μg/m3 (33) 7.0 μg/m3 (29) 33.0
 
Aug. 8, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 28.0 μg/m3 (25) 10.0 μg/m3 (42) 42.0
 
Aug. 8, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 40.0 μg/m3 (36) 12.0 μg/m3 (50) 50.0
 
Aug. 8, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A 42.0 μg/m3 (38) 14.0 μg/m3 (54) 54.0
 
Aug. 8, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A 42.0 μg/m3 (38) 13.0 μg/m3 (52) 52.0
 
Aug. 8, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A 42.0 μg/m3 (38) 14.0 μg/m3 (54) 54.0
 
Aug. 8, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 53.0 μg/m3 (48) 8.0 μg/m3 (33) 48.0
 
Aug. 8, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A 45.0 μg/m3 (41) 8.0 μg/m3 (33) 41.0
 
Aug. 8, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 33.0 μg/m3 (30) 11.0 μg/m3 (46) 46.0
 
Aug. 8, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 32.0 μg/m3 (29) 11.0 μg/m3 (46) 46.0
 
Aug. 8, 2019, midnight N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 32.0 μg/m3 (29) 12.0 μg/m3 (50) 50.0
 
Aug. 7, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 34.0 μg/m3 (31) 9.0 μg/m3 (38) 38.0
 
Aug. 7, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 36.0 μg/m3 (33) 12.0 μg/m3 (50) 50.0
 
Aug. 7, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 29.0 μg/m3 (26) 6.0 μg/m3 (25) 29.0
 
Aug. 7, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A N/A N/A 29.0
 
Aug. 7, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A N/A N/A 26.0
 
Aug. 7, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A N/A N/A 16.0
 
Aug. 7, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 48.0 μg/m3 (44) 14.0 μg/m3 (54) 54.0
 
Aug. 7, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 42.0 μg/m3 (38) 18.0 μg/m3 (63) 63.0
 
Aug. 7, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 45.0 μg/m3 (41) 15.0 μg/m3 (56) 56.0
 
Aug. 7, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 42.0 μg/m3 (38) 17.0 μg/m3 (61) 61.0
 
Aug. 7, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A 33.0 μg/m3 (30) 16.0 μg/m3 (59) 59.0
 
Aug. 7, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (28) 15.0 μg/m3 (56) 56.0
 
Aug. 7, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A 34.0 μg/m3 (31) 15.0 μg/m3 (56) 56.0
 
Aug. 7, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A 35.0 μg/m3 (32) 14.0 μg/m3 (54) 54.0
 
Aug. 7, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 30.0 μg/m3 (27) 14.0 μg/m3 (54) 54.0
 
Aug. 7, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A 46.0 μg/m3 (42) 13.0 μg/m3 (52) 52.0
 
Aug. 7, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) N/A 70.0 μg/m3 (58) 16.0 μg/m3 (59) 59.0
 
Aug. 7, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) N/A 84.0 μg/m3 (64) 18.0 μg/m3 (63) 64.0
 
Aug. 7, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 85.0 μg/m3 (65) 14.0 μg/m3 (54) 65.0
 
Aug. 7, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 83.0 μg/m3 (64) 13.0 μg/m3 (52) 64.0
 
Aug. 7, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 79.0 μg/m3 (62) 11.0 μg/m3 (46) 62.0
 
Aug. 7, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 59.0 μg/m3 (52) 5.0 μg/m3 (21) 52.0
 
Aug. 7, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 48.0 μg/m3 (44) 8.0 μg/m3 (33) 44.0
 
Aug. 7, 2019, midnight N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 53.0 μg/m3 (48) 11.0 μg/m3 (46) 48.0
 
Aug. 6, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 32.0 μg/m3 (29) 8.0 μg/m3 (33) 33.0
 
Aug. 6, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 41.0 μg/m3 (37) 8.0 μg/m3 (33) 37.0
 
Aug. 6, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A 45.0 μg/m3 (41) 11.0 μg/m3 (46) 46.0
 
Aug. 6, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 40.0 μg/m3 (36) 11.0 μg/m3 (46) 46.0
 
Aug. 6, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 59.0 μg/m3 (52) 11.0 μg/m3 (46) 52.0
 
Aug. 6, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 84.0 μg/m3 (64) 13.0 μg/m3 (52) 64.0
 
Aug. 6, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 102.0 μg/m3 (74) 12.0 μg/m3 (50) 74.0
 
Aug. 6, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 86.0 μg/m3 (66) 14.0 μg/m3 (54) 66.0
 
Aug. 6, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 89.0 μg/m3 (67) 14.0 μg/m3 (54) 67.0
 
Aug. 6, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 97.0 μg/m3 (71) 14.0 μg/m3 (54) 71.0
 
Aug. 6, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 123.0 μg/m3 (84) 19.0 μg/m3 (65) 84.0
 
Aug. 6, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 142.0 μg/m3 (94) 21.0 μg/m3 (69) 94.0
 
Aug. 6, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 214.0 μg/m3 (130) 22.0 μg/m3 (71) 130.0
 
Aug. 6, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 249.0 μg/m3 (147) 26.0 μg/m3 (80) 147.0
 
Aug. 6, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 97.0 μg/m3 (71) 18.0 μg/m3 (63) 71.0
 
Aug. 6, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 27.0 μg/m3 (25) 6.0 μg/m3 (25) 29.0
 
Aug. 6, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 28.0 μg/m3 (25) 10.0 μg/m3 (42) 42.0
 
Aug. 6, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 39.0 μg/m3 (35) 10.0 μg/m3 (42) 42.0
 
Aug. 6, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 89.0 μg/m3 (67) 18.0 μg/m3 (63) 67.0
 
Aug. 6, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) N/A 80.0 μg/m3 (62) 19.0 μg/m3 (65) 65.0
 
Aug. 6, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A 66.0 μg/m3 (56) 17.0 μg/m3 (61) 61.0
 
Aug. 6, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 145.0 μg/m3 (95) 23.0 μg/m3 (73) 95.0
 
Aug. 6, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 135.0 μg/m3 (90) 23.0 μg/m3 (73) 90.0
 
Aug. 6, 2019, midnight N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 97.0 μg/m3 (71) 14.0 μg/m3 (54) 71.0
 
Aug. 5, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 51.0 μg/m3 (46) 11.0 μg/m3 (46) 46.0
 
Aug. 5, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (45) N/A 53.0 μg/m3 (48) 16.0 μg/m3 (59) 59.0
 
Aug. 5, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A 35.0 μg/m3 (32) 8.0 μg/m3 (33) 41.0
 
Aug. 5, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) N/A 43.0 μg/m3 (39) 10.0 μg/m3 (42) 44.0
 
Aug. 5, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 69.0 ppb (53) N/A 54.0 μg/m3 (49) 11.0 μg/m3 (46) 53.0
 
Aug. 5, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A 47.0 μg/m3 (43) 12.0 μg/m3 (50) 50.0
 
Aug. 5, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A 66.0 μg/m3 (56) 13.0 μg/m3 (52) 56.0
 
Aug. 5, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 53.0 μg/m3 (48) 13.0 μg/m3 (52) 52.0
 
Aug. 5, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 52.0 μg/m3 (47) 10.0 μg/m3 (42) 47.0
 
Aug. 5, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A 64.0 μg/m3 (54) 11.0 μg/m3 (46) 54.0
 
Aug. 5, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A 54.0 μg/m3 (49) 8.0 μg/m3 (33) 49.0
 
Aug. 5, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 116.0 μg/m3 (80) 17.0 μg/m3 (61) 80.0
 
Aug. 5, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 26.0 μg/m3 (24) 10.0 μg/m3 (42) 42.0
 
Aug. 5, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 15.0 μg/m3 (14) 7.0 μg/m3 (29) 29.0
 
Aug. 5, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 14.0 μg/m3 (13) 10.0 μg/m3 (42) 42.0
 
Aug. 5, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 21.0 μg/m3 (19) 5.0 μg/m3 (21) 22.0
 
Aug. 5, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 18.0 μg/m3 (16) 6.0 μg/m3 (25) 25.0
 
Aug. 5, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 23.0 μg/m3 (21) 9.0 μg/m3 (38) 38.0
 
Aug. 5, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 26.0 μg/m3 (24) 11.0 μg/m3 (46) 46.0
 
Aug. 5, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 52.0 μg/m3 (47) 10.0 μg/m3 (42) 47.0
 
Aug. 5, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 40.0 μg/m3 (36) 9.0 μg/m3 (38) 38.0
 
Aug. 5, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 36.0 μg/m3 (33) 7.0 μg/m3 (29) 33.0
 
Aug. 5, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 20.0 μg/m3 (18) 7.0 μg/m3 (29) 32.0
 
Aug. 5, 2019, midnight N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A 24.0 μg/m3 (22) 7.0 μg/m3 (29) 34.0
 
Aug. 4, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 18.0 μg/m3 (16) 9.0 μg/m3 (38) 38.0
 
Aug. 4, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 24.0 μg/m3 (22) 9.0 μg/m3 (38) 38.0
 
Aug. 4, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 22.0 μg/m3 (20) 7.0 μg/m3 (29) 29.0
 
Aug. 4, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 17.0 μg/m3 (15) 7.0 μg/m3 (29) 29.0
 
Aug. 4, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 16.0 μg/m3 (15) 6.0 μg/m3 (25) 25.0
 
Aug. 4, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 31.0 μg/m3 (28) 7.0 μg/m3 (29) 29.0
 
Aug. 4, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 23.0 μg/m3 (21) 11.0 μg/m3 (46) 46.0
 
Aug. 4, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 25.0 μg/m3 (23) 14.0 μg/m3 (54) 54.0
 
Aug. 4, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A 35.0 μg/m3 (32) 12.0 μg/m3 (50) 50.0
 
Aug. 4, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A 47.0 μg/m3 (43) 8.0 μg/m3 (33) 43.0
 
Aug. 4, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A 42.0 μg/m3 (38) 15.0 μg/m3 (56) 56.0
 
Aug. 4, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 32.0 μg/m3 (29) 7.0 μg/m3 (29) 29.0
 
Aug. 4, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A 34.0 μg/m3 (31) 8.0 μg/m3 (33) 33.0
 
Aug. 4, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 41.0 μg/m3 (37) 24.0 μg/m3 (76) 76.0
 
Aug. 4, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 40.0 μg/m3 (36) 21.0 μg/m3 (69) 69.0
 
Aug. 4, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 46.0 μg/m3 (42) 26.0 μg/m3 (80) 80.0
 
Aug. 4, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 35.0 μg/m3 (32) 21.0 μg/m3 (69) 69.0
 
Aug. 4, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 37.0 μg/m3 (34) 19.0 μg/m3 (65) 65.0