AQSQID: 060290014

Site Name: Bakersfield - California Ave

Location: Bakersfield (Oakdale Dr), CA

Reporting: True, Located: True

Current AQI: 42.0

Bakersfield (Oakdale Dr) CA, US: 35.3561, -119.0403

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 22, 2019, 10 a.m. 6.1 ppb (6) 0.5 ppb (0) N/A 6.0 ppb (6) N/A N/A 22.0 ppb (17) N/A N/A 10.0 μg/m3 (42) 42.0
 
July 22, 2019, 9 a.m. 7.2 ppb (7) 0.3 ppb (0) N/A 7.0 ppb (6) N/A N/A 23.0 ppb (18) N/A N/A 13.0 μg/m3 (52) 52.0
 
July 22, 2019, 8 a.m. 8.7 ppb (8) 0.4 ppb (0) N/A 8.0 ppb (7) N/A N/A 28.0 ppb (22) N/A N/A 18.0 μg/m3 (63) 63.0
 
July 22, 2019, 7 a.m. 8.5 ppb (8) 0.4 ppb (0) N/A 8.0 ppb (7) N/A N/A 36.0 ppb (28) N/A N/A 12.0 μg/m3 (50) 50.0
 
July 22, 2019, 6 a.m. 9.9 ppb (9) 0.4 ppb (0) N/A 10.0 ppb (9) N/A N/A 38.0 ppb (29) N/A N/A 15.0 μg/m3 (56) 56.0
 
July 22, 2019, 5 a.m. 11.0 ppb (10) 0.4 ppb (0) N/A 11.0 ppb (10) N/A N/A 40.0 ppb (31) N/A N/A 13.0 μg/m3 (52) 52.0
 
July 22, 2019, 4 a.m. 6.0 ppb (6) 0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 50.0 ppb (38) N/A N/A 15.0 μg/m3 (56) 56.0
 
July 22, 2019, 3 a.m. 4.5 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A 59.0 ppb (45) N/A N/A 15.0 μg/m3 (56) 56.0
 
July 22, 2019, 2 a.m. 2.8 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A 59.0 ppb (45) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 22, 2019, 1 a.m. 2.5 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 62.0 ppb (48) N/A N/A 11.0 μg/m3 (46) 48.0
 
July 22, 2019, midnight 2.5 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 62.0 ppb (48) N/A N/A 12.0 μg/m3 (50) 50.0
 
July 21, 2019, 11 p.m. 2.3 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 55.0 ppb (42) N/A N/A 7.0 μg/m3 (29) 42.0
 
July 21, 2019, 10 p.m. 2.2 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 59.0 ppb (45) N/A N/A 13.0 μg/m3 (52) 52.0
 
July 21, 2019, 9 p.m. 2.2 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 61.0 ppb (47) N/A N/A 11.0 μg/m3 (46) 47.0
 
July 21, 2019, 8 p.m. 2.3 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 61.0 ppb (47) N/A N/A 13.0 μg/m3 (52) 52.0
 
July 21, 2019, 7 p.m. 2.3 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 60.0 ppb (46) N/A N/A 8.0 μg/m3 (33) 46.0
 
July 21, 2019, 6 p.m. 2.5 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 56.0 ppb (43) N/A N/A 8.0 μg/m3 (33) 43.0
 
July 21, 2019, 5 p.m. 3.2 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 52.0 ppb (40) N/A N/A 7.0 μg/m3 (29) 40.0
 
July 21, 2019, 4 p.m. 4.2 ppb (4) 0.5 ppb (0) N/A 4.0 ppb (4) N/A N/A 46.0 ppb (35) N/A N/A 9.0 μg/m3 (38) 38.0
 
July 21, 2019, 3 p.m. 6.9 ppb (6) 1.2 ppb (1) N/A 6.0 ppb (6) N/A N/A 35.0 ppb (27) N/A N/A 9.0 μg/m3 (38) 38.0
 
July 21, 2019, 2 p.m. 14.1 ppb (13) 3.4 ppb (3) N/A 11.0 ppb (10) N/A N/A 18.0 ppb (14) N/A N/A 8.0 μg/m3 (33) 33.0
 
July 21, 2019, 1 p.m. 10.4 ppb (10) 1.6 ppb (1) N/A 9.0 ppb (8) N/A N/A 16.0 ppb (12) N/A N/A 5.0 μg/m3 (21) 21.0
 
July 21, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (29) 29.0
 
July 21, 2019, 11 a.m. 4.7 ppb (4) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 23.0 ppb (18) N/A N/A 6.0 μg/m3 (25) 25.0
 
July 21, 2019, 10 a.m. 5.1 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 22.0 ppb (17) N/A N/A 7.0 μg/m3 (29) 29.0
 
July 21, 2019, 9 a.m. 4.8 ppb (4) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 24.0 ppb (18) N/A N/A 6.0 μg/m3 (25) 25.0
 
July 21, 2019, 8 a.m. 5.0 ppb (5) 0.1 ppb (0) N/A 5.0 ppb (5) N/A N/A 23.0 ppb (18) N/A N/A 5.0 μg/m3 (21) 21.0
 
July 21, 2019, 7 a.m. 4.2 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 25.0 ppb (19) N/A N/A 6.0 μg/m3 (25) 25.0
 
July 21, 2019, 6 a.m. 4.2 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A 30.0 ppb (23) N/A N/A 8.0 μg/m3 (33) 33.0
 
July 21, 2019, 5 a.m. 6.1 ppb (6) 0.3 ppb (0) N/A 6.0 ppb (6) N/A N/A 46.0 ppb (35) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 21, 2019, 4 a.m. 5.4 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 54.0 ppb (42) N/A N/A 12.0 μg/m3 (50) 50.0
 
July 21, 2019, 3 a.m. 4.3 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A 55.0 ppb (42) N/A N/A 12.0 μg/m3 (50) 50.0
 
July 21, 2019, 2 a.m. 3.2 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 59.0 ppb (45) N/A N/A 8.0 μg/m3 (33) 45.0
 
July 21, 2019, 1 a.m. 2.5 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 60.0 ppb (46) N/A N/A 9.0 μg/m3 (38) 46.0
 
July 21, 2019, midnight 2.7 ppb (3) 0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 61.0 ppb (47) N/A N/A 9.0 μg/m3 (38) 47.0
 
July 20, 2019, 11 p.m. 2.4 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 61.0 ppb (47) N/A N/A 8.0 μg/m3 (33) 47.0
 
July 20, 2019, 10 p.m. 2.7 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 60.0 ppb (46) N/A N/A 9.0 μg/m3 (38) 46.0
 
July 20, 2019, 9 p.m. 2.7 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 60.0 ppb (46) N/A N/A 10.0 μg/m3 (42) 46.0
 
July 20, 2019, 8 p.m. 2.7 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 57.0 ppb (44) N/A N/A 7.0 μg/m3 (29) 44.0
 
July 20, 2019, 7 p.m. 3.0 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 54.0 ppb (42) N/A N/A 10.0 μg/m3 (42) 42.0
 
July 20, 2019, 6 p.m. 3.6 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 49.0 ppb (38) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 20, 2019, 5 p.m. 4.1 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 44.0 ppb (34) N/A N/A 10.0 μg/m3 (42) 42.0
 
July 20, 2019, 4 p.m. 4.7 ppb (4) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 38.0 ppb (29) N/A N/A 6.0 μg/m3 (25) 29.0
 
July 20, 2019, 3 p.m. 6.2 ppb (6) 1.3 ppb (1) N/A 5.0 ppb (5) N/A N/A 29.0 ppb (22) N/A N/A 5.0 μg/m3 (21) 22.0
 
July 20, 2019, 2 p.m. 5.0 ppb (5) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A 27.0 ppb (21) N/A N/A 4.0 μg/m3 (17) 21.0
 
July 20, 2019, 1 p.m. 11.2 ppb (10) 1.0 ppb (1) N/A 10.0 ppb (9) N/A N/A 21.0 ppb (16) N/A N/A 6.0 μg/m3 (25) 25.0
 
July 20, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
July 20, 2019, 11 a.m. 16.6 ppb (15) 0.5 ppb (0) N/A 16.0 ppb (15) N/A N/A 14.0 ppb (11) N/A N/A 5.0 μg/m3 (21) 21.0
 
July 20, 2019, 10 a.m. 8.6 ppb (8) 0.3 ppb (0) N/A 8.0 ppb (7) N/A N/A 25.0 ppb (19) N/A N/A 3.0 μg/m3 (12) 19.0
 
July 20, 2019, 9 a.m. 9.9 ppb (9) 0.4 ppb (0) N/A 10.0 ppb (9) N/A N/A 26.0 ppb (20) N/A N/A 3.0 μg/m3 (12) 20.0
 
July 20, 2019, 8 a.m. 7.6 ppb (7) 0.4 ppb (0) N/A 7.0 ppb (6) N/A N/A 31.0 ppb (24) N/A N/A 5.0 μg/m3 (21) 24.0
 
July 20, 2019, 7 a.m. 9.8 ppb (9) 0.3 ppb (0) N/A 10.0 ppb (9) N/A N/A 30.0 ppb (23) N/A N/A 3.0 μg/m3 (12) 23.0
 
July 20, 2019, 6 a.m. 9.4 ppb (9) 0.4 ppb (0) N/A 9.0 ppb (8) N/A N/A 29.0 ppb (22) N/A N/A 5.0 μg/m3 (21) 22.0
 
July 20, 2019, 5 a.m. 4.8 ppb (4) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 33.0 ppb (25) N/A N/A 3.0 μg/m3 (12) 25.0
 
July 20, 2019, 4 a.m. 4.7 ppb (4) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 34.0 ppb (26) N/A N/A 3.0 μg/m3 (12) 26.0
 
July 20, 2019, 3 a.m. 3.0 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 38.0 ppb (29) N/A N/A 5.0 μg/m3 (21) 29.0
 
July 20, 2019, 2 a.m. 2.2 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) N/A N/A 5.0 μg/m3 (21) 32.0
 
July 20, 2019, 1 a.m. 2.7 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 49.0 ppb (38) N/A N/A 5.0 μg/m3 (21) 38.0
 
July 20, 2019, midnight 2.7 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 57.0 ppb (44) N/A N/A 4.0 μg/m3 (17) 44.0
 
July 19, 2019, 11 p.m. 3.0 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 58.0 ppb (45) N/A N/A 6.0 μg/m3 (25) 45.0
 
July 19, 2019, 10 p.m. 2.8 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 54.0 ppb (42) N/A N/A 5.0 μg/m3 (21) 42.0
 
July 19, 2019, 9 p.m. 2.7 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 52.0 ppb (40) N/A N/A 7.0 μg/m3 (29) 40.0
 
July 19, 2019, 8 p.m. 3.0 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 50.0 ppb (38) N/A N/A 12.0 μg/m3 (50) 50.0
 
July 19, 2019, 7 p.m. 3.6 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 47.0 ppb (36) N/A N/A 8.0 μg/m3 (33) 36.0
 
July 19, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
July 19, 2019, 5 p.m. 4.7 ppb (4) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A 39.0 ppb (30) N/A N/A 6.0 μg/m3 (25) 30.0
 
July 19, 2019, 4 p.m. 12.1 ppb (11) 3.2 ppb (3) N/A 9.0 ppb (8) N/A N/A 29.0 ppb (22) N/A N/A 8.0 μg/m3 (33) 33.0
 
July 19, 2019, 3 p.m. 14.6 ppb (14) 3.8 ppb (4) N/A 11.0 ppb (10) N/A N/A 26.0 ppb (20) N/A N/A 8.0 μg/m3 (33) 33.0
 
July 19, 2019, 2 p.m. 10.7 ppb (10) 1.9 ppb (2) N/A 9.0 ppb (8) N/A N/A 29.0 ppb (22) N/A N/A 5.0 μg/m3 (21) 22.0
 
July 19, 2019, 1 p.m. 13.9 ppb (13) 1.3 ppb (1) N/A 13.0 ppb (12) N/A N/A 22.0 ppb (17) N/A N/A 8.0 μg/m3 (33) 33.0
 
July 19, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (4) 4.0
 
July 19, 2019, 11 a.m. 5.7 ppb (5) 0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 33.0 ppb (25) N/A N/A 3.0 μg/m3 (12) 25.0
 
July 19, 2019, 10 a.m. 5.0 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 37.0 ppb (28) N/A N/A 5.0 μg/m3 (21) 28.0
 
July 19, 2019, 9 a.m. 6.4 ppb (6) 0.3 ppb (0) N/A 6.0 ppb (6) N/A N/A 34.0 ppb (26) N/A N/A 5.0 μg/m3 (21) 26.0
 
July 19, 2019, 8 a.m. 6.4 ppb (6) 0.5 ppb (0) N/A 6.0 ppb (6) N/A N/A 28.0 ppb (22) N/A N/A 1.0 μg/m3 (4) 22.0
 
July 19, 2019, 7 a.m. 6.2 ppb (6) 0.3 ppb (0) N/A 6.0 ppb (6) N/A N/A 28.0 ppb (22) N/A N/A 4.0 μg/m3 (17) 22.0
 
July 19, 2019, 6 a.m. 4.2 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A 28.0 ppb (22) N/A N/A 5.0 μg/m3 (21) 22.0
 
July 19, 2019, 5 a.m. 4.4 ppb (4) 0.5 ppb (0) N/A 4.0 ppb (4) N/A N/A 26.0 ppb (20) N/A N/A 4.0 μg/m3 (17) 20.0
 
July 19, 2019, 4 a.m. 4.5 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 25.0 ppb (19) N/A N/A 5.0 μg/m3 (21) 21.0
 
July 19, 2019, 3 a.m. 2.8 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 32.0 ppb (25) N/A N/A 6.0 μg/m3 (25) 25.0
 
July 19, 2019, 2 a.m. 3.3 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 54.0 ppb (42) N/A N/A 8.0 μg/m3 (33) 42.0
 
July 19, 2019, 1 a.m. 2.8 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 60.0 ppb (46) N/A N/A 8.0 μg/m3 (33) 46.0
 
July 19, 2019, midnight 2.5 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 55.0 ppb (42) N/A N/A 4.0 μg/m3 (17) 42.0
 
July 18, 2019, 11 p.m. 2.5 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 54.0 ppb (42) N/A N/A 5.0 μg/m3 (21) 42.0
 
July 18, 2019, 10 p.m. 2.7 ppb (3) 0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 57.0 ppb (44) N/A N/A 6.0 μg/m3 (25) 44.0
 
July 18, 2019, 9 p.m. 2.8 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 59.0 ppb (45) N/A N/A 8.0 μg/m3 (33) 45.0
 
July 18, 2019, 8 p.m. 2.9 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 60.0 ppb (46) N/A N/A 9.0 μg/m3 (38) 46.0
 
July 18, 2019, 7 p.m. 2.8 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 57.0 ppb (44) N/A N/A 8.0 μg/m3 (33) 44.0
 
July 18, 2019, 6 p.m. 3.7 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 55.0 ppb (42) N/A N/A 6.0 μg/m3 (25) 42.0
 
July 18, 2019, 5 p.m. 8.5 ppb (8) 1.5 ppb (1) N/A 7.0 ppb (6) N/A N/A 48.0 ppb (37) N/A N/A 6.0 μg/m3 (25) 37.0
 
July 18, 2019, 4 p.m. 14.7 ppb (14) 3.5 ppb (3) N/A 11.0 ppb (10) N/A N/A 37.0 ppb (28) N/A N/A 8.0 μg/m3 (33) 33.0
 
July 18, 2019, 3 p.m. 35.0 ppb (32) 13.3 ppb (12) N/A 22.0 ppb (20) N/A N/A 22.0 ppb (17) N/A N/A 9.0 μg/m3 (38) 38.0
 
July 18, 2019, 2 p.m. N/A N/A N/A 37.0 ppb (34) N/A N/A 5.0 ppb (4) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 18, 2019, 1 p.m. 42.2 ppb (39) 15.7 ppb (15) N/A 27.0 ppb (25) N/A N/A 6.0 ppb (5) N/A N/A 12.0 μg/m3 (50) 50.0
 
July 18, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (63) 63.0
 
July 18, 2019, 11 a.m. 22.1 ppb (20) 0.7 ppb (1) N/A 21.0 ppb (19) N/A N/A 11.0 ppb (8) N/A N/A 7.0 μg/m3 (29) 29.0
 
July 18, 2019, 10 a.m. 23.9 ppb (22) 0.7 ppb (1) N/A 23.0 ppb (21) N/A N/A 13.0 ppb (10) N/A N/A 4.0 μg/m3 (17) 22.0
 
July 18, 2019, 9 a.m. 22.9 ppb (21) 0.7 ppb (1) N/A 22.0 ppb (20) N/A N/A 13.0 ppb (10) N/A N/A 3.0 μg/m3 (12) 21.0
 
July 18, 2019, 8 a.m. 18.3 ppb (17) 0.6 ppb (1) N/A 18.0 ppb (17) N/A N/A 22.0 ppb (17) N/A N/A 4.0 μg/m3 (17) 17.0
 
July 18, 2019, 7 a.m. 9.3 ppb (9) 0.3 ppb (0) N/A 9.0 ppb (8) N/A N/A 31.0 ppb (24) N/A N/A 6.0 μg/m3 (25) 25.0
 
July 18, 2019, 6 a.m. 4.7 ppb (4) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 38.0 ppb (29) N/A N/A 4.0 μg/m3 (17) 29.0
 
July 18, 2019, 5 a.m. 2.8 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 41.0 ppb (32) N/A N/A 2.0 μg/m3 (8) 32.0
 
July 18, 2019, 4 a.m. 2.4 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (32) N/A N/A 6.0 μg/m3 (25) 32.0
 
July 18, 2019, 3 a.m. 2.6 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (32) N/A N/A 12.0 μg/m3 (50) 50.0
 
July 18, 2019, 2 a.m. 3.3 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 58.0 ppb (45) N/A N/A 14.0 μg/m3 (54) 54.0
 
July 18, 2019, 1 a.m. 2.4 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 52.0 ppb (40) N/A N/A 5.0 μg/m3 (21) 40.0
 
July 18, 2019, midnight 2.0 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 45.0 ppb (35) N/A N/A 4.0 μg/m3 (17) 35.0
 
July 17, 2019, 11 p.m. 2.4 ppb (2) 0.6 ppb (1) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (30) N/A N/A 4.0 μg/m3 (17) 30.0
 
July 17, 2019, 10 p.m. 2.2 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (32) N/A N/A 5.0 μg/m3 (21) 32.0
 
July 17, 2019, 9 p.m. 3.4 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 50.0 ppb (38) N/A N/A 7.0 μg/m3 (29) 38.0
 
July 17, 2019, 8 p.m. 4.0 ppb (4) 0.5 ppb (0) N/A 4.0 ppb (4) N/A N/A 62.0 ppb (48) N/A N/A 8.0 μg/m3 (33) 48.0
 
July 17, 2019, 7 p.m. 5.3 ppb (5) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 58.0 ppb (45) N/A N/A 8.0 μg/m3 (33) 45.0
 
July 17, 2019, 6 p.m. 6.8 ppb (6) 1.1 ppb (1) N/A 6.0 ppb (6) N/A N/A 50.0 ppb (38) N/A N/A 10.0 μg/m3 (42) 42.0
 
July 17, 2019, 5 p.m. 7.8 ppb (7) 1.5 ppb (1) N/A 6.0 ppb (6) N/A N/A 41.0 ppb (32) N/A N/A 9.0 μg/m3 (38) 38.0
 
July 17, 2019, 4 p.m. 13.6 ppb (13) 3.7 ppb (3) N/A 10.0 ppb (9) N/A N/A 30.0 ppb (23) N/A N/A 10.0 μg/m3 (42) 42.0
 
July 17, 2019, 3 p.m. 29.9 ppb (28) 12.2 ppb (11) N/A 18.0 ppb (17) N/A N/A 16.0 ppb (12) N/A N/A 12.0 μg/m3 (50) 50.0
 
July 17, 2019, 2 p.m. 22.2 ppb (21) 8.8 ppb (8) N/A 14.0 ppb (13) N/A N/A 11.0 ppb (8) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 17, 2019, 1 p.m. 15.3 ppb (14) 3.1 ppb (3) N/A 12.0 ppb (11) N/A N/A 9.0 ppb (7) N/A N/A 5.0 μg/m3 (21) 21.0
 
July 17, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
July 17, 2019, 11 a.m. 9.0 ppb (8) 0.5 ppb (0) N/A 9.0 ppb (8) N/A N/A 13.0 ppb (10) N/A N/A 4.0 μg/m3 (17) 17.0
 
July 17, 2019, 10 a.m. 7.2 ppb (7) 0.5 ppb (0) N/A 7.0 ppb (6) N/A N/A 16.0 ppb (12) N/A N/A 3.0 μg/m3 (12) 12.0
 
July 17, 2019, 9 a.m. 5.2 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 20.0 ppb (15) N/A N/A 4.0 μg/m3 (17) 17.0
 
July 17, 2019, 8 a.m. 4.4 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A 22.0 ppb (17) N/A N/A 4.0 μg/m3 (17) 17.0
 
July 17, 2019, 7 a.m. 6.5 ppb (6) 0.5 ppb (0) N/A 6.0 ppb (6) N/A N/A 23.0 ppb (18) N/A N/A 6.0 μg/m3 (25) 25.0
 
July 17, 2019, 6 a.m. 6.4 ppb (6) 0.4 ppb (0) N/A 6.0 ppb (6) N/A N/A 26.0 ppb (20) N/A N/A 5.0 μg/m3 (21) 21.0
 
July 17, 2019, 5 a.m. 7.1 ppb (7) 0.3 ppb (0) N/A 7.0 ppb (6) N/A N/A 28.0 ppb (22) N/A N/A 7.0 μg/m3 (29) 29.0
 
July 17, 2019, 4 a.m. 4.7 ppb (4) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 35.0 ppb (27) N/A N/A 6.0 μg/m3 (25) 27.0
 
July 17, 2019, 3 a.m. 3.8 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 40.0 ppb (31) N/A N/A 6.0 μg/m3 (25) 31.0
 
July 17, 2019, 2 a.m. 3.2 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 51.0 ppb (39) N/A N/A 5.0 μg/m3 (21) 39.0
 
July 17, 2019, 1 a.m. 2.9 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 48.0 ppb (37) N/A N/A 5.0 μg/m3 (21) 37.0
 
July 17, 2019, midnight 3.0 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A N/A 45.0 ppb (35) N/A N/A 6.0 μg/m3 (25) 35.0
 
July 16, 2019, 11 p.m. 2.4 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (34) N/A N/A 5.0 μg/m3 (21) 34.0
 
July 16, 2019, 10 p.m. 2.7 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A N/A 42.0 ppb (32) N/A N/A 2.0 μg/m3 (8) 32.0
 
July 16, 2019, 9 p.m. 1.9 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 38.0 ppb (29) N/A N/A 5.0 μg/m3 (21) 29.0
 
July 16, 2019, 8 p.m. 2.3 ppb (2) 0.6 ppb (1) N/A 2.0 ppb (2) N/A N/A 37.0 ppb (28) N/A N/A 5.0 μg/m3 (21) 28.0
 
July 16, 2019, 7 p.m. 2.3 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 37.0 ppb (28) N/A N/A 3.0 μg/m3 (12) 28.0
 
July 16, 2019, 6 p.m. 2.0 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 33.0 ppb (25) N/A N/A 4.0 μg/m3 (17) 25.0
 
July 16, 2019, 5 p.m. 2.9 ppb (3) 0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 35.0 ppb (27) N/A N/A 6.0 μg/m3 (25) 27.0
 
July 16, 2019, 4 p.m. 6.0 ppb (6) 1.3 ppb (1) N/A 5.0 ppb (5) N/A N/A 34.0 ppb (26) N/A N/A 8.0 μg/m3 (33) 33.0
 
July 16, 2019, 3 p.m. 15.3 ppb (14) 3.9 ppb (4) N/A 11.0 ppb (10) N/A N/A 27.0 ppb (21) N/A N/A 10.0 μg/m3 (42) 42.0
 
July 16, 2019, 2 p.m. 20.9 ppb (19) 5.8 ppb (5) N/A 15.0 ppb (14) N/A N/A 18.0 ppb (14) N/A N/A 13.0 μg/m3 (52) 52.0
 
July 16, 2019, 1 p.m. 27.0 ppb (25) 6.0 ppb (6) N/A 21.0 ppb (19) N/A N/A 8.0 ppb (6) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 16, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
July 16, 2019, 11 a.m. 10.1 ppb (9) 0.7 ppb (1) N/A 9.0 ppb (8) N/A N/A 18.0 ppb (14) N/A N/A 6.0 μg/m3 (25) 25.0
 
July 16, 2019, 10 a.m. 8.8 ppb (8) 0.5 ppb (0) N/A 8.0 ppb (7) N/A N/A 20.0 ppb (15) N/A N/A 8.0 μg/m3 (33) 33.0
 
July 16, 2019, 9 a.m. 6.4 ppb (6) 0.3 ppb (0) N/A 6.0 ppb (6) N/A N/A 23.0 ppb (18) N/A N/A 6.0 μg/m3 (25) 25.0
 
July 16, 2019, 8 a.m. 11.0 ppb (10) 0.7 ppb (1) N/A 10.0 ppb (9) N/A N/A 22.0 ppb (17) N/A N/A 8.0 μg/m3 (33) 33.0
 
July 16, 2019, 7 a.m. 14.1 ppb (13) 0.6 ppb (1) N/A 14.0 ppb (13) N/A N/A 20.0 ppb (15) N/A N/A 10.0 μg/m3 (42) 42.0
 
July 16, 2019, 6 a.m. 12.3 ppb (11) 0.5 ppb (0) N/A 12.0 ppb (11) N/A N/A 25.0 ppb (19) N/A N/A 15.0 μg/m3 (56) 56.0
 
July 16, 2019, 5 a.m. 11.9 ppb (11) 0.3 ppb (0) N/A 12.0 ppb (11) N/A N/A 29.0 ppb (22) N/A N/A 9.0 μg/m3 (38) 38.0
 
July 16, 2019, 4 a.m. 7.3 ppb (7) 0.3 ppb (0) N/A 7.0 ppb (6) N/A N/A 42.0 ppb (32) N/A N/A 9.0 μg/m3 (38) 38.0
 
July 16, 2019, 3 a.m. 5.0 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 50.0 ppb (38) N/A N/A 6.0 μg/m3 (25) 38.0
 
July 16, 2019, 2 a.m. 3.0 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 52.0 ppb (40) N/A N/A 5.0 μg/m3 (21) 40.0
 
July 16, 2019, 1 a.m. 2.5 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 59.0 ppb (45) N/A N/A 6.0 μg/m3 (25) 45.0
 
July 16, 2019, midnight 3.1 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A N/A 56.0 ppb (43) N/A N/A 7.0 μg/m3 (29) 43.0
 
July 15, 2019, 11 p.m. 2.6 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 57.0 ppb (44) N/A N/A 7.0 μg/m3 (29) 44.0
 
July 15, 2019, 10 p.m. 2.3 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 56.0 ppb (43) N/A N/A 10.0 μg/m3 (42) 43.0
 
July 15, 2019, 9 p.m. 2.2 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 53.0 ppb (41) N/A N/A 6.0 μg/m3 (25) 41.0
 
July 15, 2019, 8 p.m. 2.3 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A N/A 48.0 ppb (37) N/A N/A 5.0 μg/m3 (21) 37.0
 
July 15, 2019, 7 p.m. 2.7 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 50.0 ppb (38) N/A N/A 6.0 μg/m3 (25) 38.0
 
July 15, 2019, 6 p.m. 3.4 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 54.0 ppb (42) N/A N/A 8.0 μg/m3 (33) 42.0
 
July 15, 2019, 5 p.m. 4.4 ppb (4) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A 51.0 ppb (39) N/A N/A 7.0 μg/m3 (29) 39.0
 
July 15, 2019, 4 p.m. 11.2 ppb (10) 2.4 ppb (2) N/A 9.0 ppb (8) N/A N/A 42.0 ppb (32) N/A N/A 8.0 μg/m3 (33) 33.0
 
July 15, 2019, 3 p.m. 20.0 ppb (19) 4.9 ppb (5) N/A 15.0 ppb (14) N/A N/A 32.0 ppb (25) N/A N/A 9.0 μg/m3 (38) 38.0
 
July 15, 2019, 2 p.m. 29.7 ppb (28) 8.4 ppb (8) N/A 21.0 ppb (19) N/A N/A 18.0 ppb (14) N/A N/A 10.0 μg/m3 (42) 42.0
 
July 15, 2019, 1 p.m. 29.7 ppb (28) 6.1 ppb (6) N/A 24.0 ppb (22) N/A N/A 10.0 ppb (8) N/A N/A 13.0 μg/m3 (52) 52.0
 
July 15, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (38) 38.0
 
July 15, 2019, 11 a.m. 11.8 ppb (11) 0.5 ppb (0) N/A 11.0 ppb (10) N/A N/A 22.0 ppb (17) N/A N/A 6.0 μg/m3 (25) 25.0