AQSQID: 060379033

Site Name: Lancaster-Division

Location: Lancaster (Division St), CA

Reporting: True, Located: True

Current AQI: 52.0

Lancaster (Division St) CA, US: 34.669589, -118.130689

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 23, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 59.0 μg/m3 (52) 6.0 μg/m3 (25) 52.0
 
July 23, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 16.0 μg/m3 (15) N/A 36.0
 
July 23, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 17.0 μg/m3 (15) 7.0 μg/m3 (29) 36.0
 
July 23, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A 26.0 μg/m3 (24) 8.0 μg/m3 (33) 38.0
 
July 23, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A 8.0 μg/m3 (7) 7.0 μg/m3 (29) 38.0
 
July 23, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 8.0 μg/m3 (33) 33.0
 
July 23, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A 13.0 μg/m3 (12) 7.0 μg/m3 (29) 41.0
 
July 23, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (43) N/A 19.0 μg/m3 (17) 8.0 μg/m3 (33) 43.0
 
July 23, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (47) N/A 29.0 μg/m3 (26) 7.0 μg/m3 (29) 47.0
 
July 23, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 68.0 ppb (52) N/A 30.0 μg/m3 (27) 10.0 μg/m3 (42) 52.0
 
July 23, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 70.0 ppb (54) N/A 30.0 μg/m3 (27) 16.0 μg/m3 (59) 59.0
 
July 23, 2019, midnight N/A N/A N/A N/A N/A N/A 64.0 ppb (49) N/A 18.0 μg/m3 (16) 4.0 μg/m3 (17) 49.0
 
July 22, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A 13.0 μg/m3 (12) 2.0 μg/m3 (8) 42.0
 
July 22, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A 19.0 μg/m3 (17) 2.0 μg/m3 (8) 40.0
 
July 22, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 13.0 μg/m3 (12) 3.0 μg/m3 (12) 35.0
 
July 22, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 19.0 μg/m3 (17) N/A 30.0
 
July 22, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A N/A 4.0 μg/m3 (17) 28.0
 
July 22, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A 12.0 μg/m3 (11) 7.0 μg/m3 (29) 32.0
 
July 22, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 20.0 μg/m3 (18) 6.0 μg/m3 (25) 37.0
 
July 22, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 25.0 μg/m3 (23) 7.0 μg/m3 (29) 37.0
 
July 22, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A 26.0 μg/m3 (24) 10.0 μg/m3 (42) 42.0
 
July 22, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 28.0 μg/m3 (25) 10.0 μg/m3 (42) 42.0
 
July 22, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 48.0 μg/m3 (44) 17.0 μg/m3 (61) 61.0
 
July 22, 2019, noon N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 20.0 μg/m3 (18) 6.0 μg/m3 (25) 25.0
 
July 22, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 19.0 μg/m3 (17) 4.0 μg/m3 (17) 17.0
 
July 22, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 17.0 μg/m3 (15) 4.0 μg/m3 (17) 21.0
 
July 22, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 12.0 μg/m3 (11) 4.0 μg/m3 (17) 24.0
 
July 22, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 8.0 μg/m3 (7) 2.0 μg/m3 (8) 29.0
 
July 22, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 11.0 μg/m3 (10) 4.0 μg/m3 (17) 29.0
 
July 22, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 4.0 μg/m3 (17) 17.0
 
July 22, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 13.0 μg/m3 (12) 5.0 μg/m3 (21) 32.0
 
July 22, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 13.0 μg/m3 (12) 6.0 μg/m3 (25) 35.0
 
July 22, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 19.0 μg/m3 (17) 5.0 μg/m3 (21) 35.0
 
July 22, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 20.0 μg/m3 (18) 6.0 μg/m3 (25) 36.0
 
July 22, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A 19.0 μg/m3 (17) 7.0 μg/m3 (29) 38.0
 
July 22, 2019, midnight N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A 17.0 μg/m3 (15) 1.0 μg/m3 (4) 38.0
 
July 21, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 7.0 μg/m3 (6) 1.0 μg/m3 (4) 36.0
 
July 21, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 12.0 μg/m3 (11) 1.0 μg/m3 (4) 35.0
 
July 21, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 8.0 μg/m3 (7) 2.0 μg/m3 (8) 32.0
 
July 21, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 8.0 μg/m3 (7) 2.0 μg/m3 (8) 33.0
 
July 21, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 5.0 μg/m3 (5) 1.0 μg/m3 (4) 29.0
 
July 21, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 6.0 μg/m3 (5) 2.0 μg/m3 (8) 27.0
 
July 21, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 9.0 μg/m3 (8) 5.0 μg/m3 (21) 22.0
 
July 21, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 12.0 μg/m3 (11) 5.0 μg/m3 (21) 21.0
 
July 21, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 14.0 μg/m3 (13) 4.0 μg/m3 (17) 17.0
 
July 21, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 19.0 μg/m3 (17) 4.0 μg/m3 (17) 17.0
 
July 21, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A 9.0 μg/m3 (8) 1.0 μg/m3 (4) 8.0
 
July 21, 2019, noon N/A N/A N/A N/A N/A N/A 10.0 ppb (8) N/A 7.0 μg/m3 (6) 1.0 μg/m3 (4) 8.0
 
July 21, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A 8.0 μg/m3 (7) 4.0 μg/m3 (17) 17.0
 
July 21, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A 9.0 μg/m3 (8) 6.0 μg/m3 (25) 25.0
 
July 21, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A 2.0 μg/m3 (2) 1.0 μg/m3 (4) 13.0
 
July 21, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A 4.0 μg/m3 (4) 1.0 μg/m3 (4) 13.0
 
July 21, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 6.0 μg/m3 (5) 3.0 μg/m3 (12) 16.0
 
July 21, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 3.0 μg/m3 (12) 12.0
 
July 21, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 10.0 μg/m3 (9) 4.0 μg/m3 (17) 17.0
 
July 21, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 12.0 μg/m3 (11) 5.0 μg/m3 (21) 21.0
 
July 21, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 20.0 μg/m3 (18) 5.0 μg/m3 (21) 22.0
 
July 21, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 23.0 μg/m3 (21) 4.0 μg/m3 (17) 28.0
 
July 21, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 22.0 μg/m3 (20) 7.0 μg/m3 (29) 30.0
 
July 21, 2019, midnight N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 21.0 μg/m3 (19) 7.0 μg/m3 (29) 35.0
 
July 20, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 21.0 μg/m3 (19) 5.0 μg/m3 (21) 35.0
 
July 20, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 11.0 μg/m3 (10) 6.0 μg/m3 (25) 31.0
 
July 20, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 11.0 μg/m3 (10) 6.0 μg/m3 (25) 28.0
 
July 20, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 7.0 μg/m3 (6) -1.0 μg/m3 (0) 25.0
 
July 20, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 6.0 μg/m3 (5) -1.0 μg/m3 (0) 25.0
 
July 20, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 6.0 μg/m3 (5) 4.0 μg/m3 (17) 30.0
 
July 20, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 8.0 μg/m3 (7) 4.0 μg/m3 (17) 33.0
 
July 20, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 8.0 μg/m3 (7) 3.0 μg/m3 (12) 33.0
 
July 20, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 18.0 μg/m3 (16) 2.0 μg/m3 (8) 32.0
 
July 20, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 15.0 μg/m3 (14) 4.0 μg/m3 (17) 30.0
 
July 20, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 14.0 μg/m3 (13) 3.0 μg/m3 (12) 32.0
 
July 20, 2019, noon N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 9.0 μg/m3 (8) 2.0 μg/m3 (8) 32.0
 
July 20, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A 8.0 μg/m3 (7) 1.0 μg/m3 (4) 32.0
 
July 20, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 8.0 μg/m3 (7) 3.0 μg/m3 (12) 33.0
 
July 20, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 11.0 μg/m3 (10) 4.0 μg/m3 (17) 32.0
 
July 20, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 7.0 μg/m3 (6) 5.0 μg/m3 (21) 35.0
 
July 20, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 8.0 μg/m3 (7) 8.0 μg/m3 (33) 37.0
 
July 20, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 10.0 μg/m3 (42) 42.0
 
July 20, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A 15.0 μg/m3 (14) 4.0 μg/m3 (17) 41.0
 
July 20, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A 11.0 μg/m3 (10) 3.0 μg/m3 (12) 41.0
 
July 20, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A 14.0 μg/m3 (13) 6.0 μg/m3 (25) 38.0
 
July 20, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A 38.0 μg/m3 (35) 6.0 μg/m3 (25) 42.0
 
July 20, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (47) N/A 25.0 μg/m3 (23) 5.0 μg/m3 (21) 47.0
 
July 20, 2019, midnight N/A N/A N/A N/A N/A N/A 63.0 ppb (48) N/A 31.0 μg/m3 (28) 7.0 μg/m3 (29) 48.0
 
July 19, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (48) N/A 36.0 μg/m3 (33) 6.0 μg/m3 (25) 48.0
 
July 19, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A 16.0 μg/m3 (15) 3.0 μg/m3 (12) 41.0
 
July 19, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 25.0 μg/m3 (23) 2.0 μg/m3 (8) 37.0
 
July 19, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 14.0 μg/m3 (13) 3.0 μg/m3 (12) 36.0
 
July 19, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 30.0 μg/m3 (27) 4.0 μg/m3 (17) 37.0
 
July 19, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 17.0 μg/m3 (15) 4.0 μg/m3 (17) 36.0
 
July 19, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A 16.0 μg/m3 (15) 6.0 μg/m3 (25) 40.0
 
July 19, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 14.0 μg/m3 (13) 4.0 μg/m3 (17) 32.0
 
July 19, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 12.0 μg/m3 (11) 4.0 μg/m3 (17) 27.0
 
July 19, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 16.0 μg/m3 (15) 5.0 μg/m3 (21) 26.0
 
July 19, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 11.0 μg/m3 (10) 3.0 μg/m3 (12) 20.0
 
July 19, 2019, noon N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 11.0 μg/m3 (10) 3.0 μg/m3 (12) 18.0
 
July 19, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 12.0 μg/m3 (11) 4.0 μg/m3 (17) 25.0
 
July 19, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 15.0 μg/m3 (14) 5.0 μg/m3 (21) 25.0
 
July 19, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 6.0 μg/m3 (5) 3.0 μg/m3 (12) 21.0
 
July 19, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 6.0 μg/m3 (5) 0.0 μg/m3 (0) 19.0
 
July 19, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 9.0 μg/m3 (8) 0.0 μg/m3 (0) 20.0
 
July 19, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 2.0 μg/m3 (8) 8.0
 
July 19, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 12.0 μg/m3 (11) 3.0 μg/m3 (12) 22.0
 
July 19, 2019, 4 a.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
 
July 19, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 17.0 μg/m3 (15) 4.0 μg/m3 (17) 25.0
 
July 19, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 18.0 μg/m3 (16) 7.0 μg/m3 (29) 29.0
 
July 19, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 26.0 μg/m3 (24) 9.0 μg/m3 (38) 38.0
 
July 19, 2019, midnight N/A N/A N/A N/A N/A N/A 59.0 ppb (45) N/A 32.0 μg/m3 (29) 9.0 μg/m3 (38) 45.0
 
July 18, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (49) N/A 26.0 μg/m3 (24) 17.0 μg/m3 (61) 61.0
 
July 18, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (49) N/A 29.0 μg/m3 (26) 11.0 μg/m3 (46) 49.0
 
July 18, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (44) N/A 27.0 μg/m3 (25) 7.0 μg/m3 (29) 44.0
 
July 18, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A 24.0 μg/m3 (22) 5.0 μg/m3 (21) 39.0
 
July 18, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 13.0 μg/m3 (12) 7.0 μg/m3 (29) 29.0
 
July 18, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 12.0 μg/m3 (11) 1.0 μg/m3 (4) 22.0
 
July 18, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 11.0 μg/m3 (10) 0.0 μg/m3 (0) 22.0
 
July 18, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 4.0 μg/m3 (4) 4.0 μg/m3 (17) 18.0
 
July 18, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 15.0 μg/m3 (14) 7.0 μg/m3 (29) 29.0
 
July 18, 2019, 2 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) 9.0 μg/m3 (38) 38.0
 
July 18, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 26.0 μg/m3 (24) 12.0 μg/m3 (50) 50.0
 
July 18, 2019, noon N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 17.0 μg/m3 (15) 8.0 μg/m3 (33) 33.0
 
July 18, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 23.0 μg/m3 (21) 7.0 μg/m3 (29) 31.0
 
July 18, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 20.0 μg/m3 (18) 9.0 μg/m3 (38) 38.0
 
July 18, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 17.0 μg/m3 (15) 8.0 μg/m3 (33) 33.0
 
July 18, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 15.0 μg/m3 (14) 6.0 μg/m3 (25) 28.0
 
July 18, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 10.0 μg/m3 (9) 8.0 μg/m3 (33) 33.0
 
July 18, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 7.0 μg/m3 (29) 29.0
 
July 18, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 19.0 μg/m3 (17) 3.0 μg/m3 (12) 30.0
 
July 18, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 16.0 μg/m3 (15) 6.0 μg/m3 (25) 30.0
 
July 18, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 26.0 μg/m3 (24) 10.0 μg/m3 (42) 42.0
 
July 18, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A 30.0 μg/m3 (27) 13.0 μg/m3 (52) 52.0
 
July 18, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (43) N/A 32.0 μg/m3 (29) 18.0 μg/m3 (63) 63.0
 
July 18, 2019, midnight N/A N/A N/A N/A N/A N/A 56.0 ppb (43) N/A 38.0 μg/m3 (35) 9.0 μg/m3 (38) 43.0
 
July 17, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (43) N/A 39.0 μg/m3 (35) 7.0 μg/m3 (29) 43.0
 
July 17, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) N/A 61.0 μg/m3 (53) 15.0 μg/m3 (56) 56.0
 
July 17, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (43) N/A 28.0 μg/m3 (25) 9.0 μg/m3 (38) 43.0
 
July 17, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A 30.0 μg/m3 (27) 8.0 μg/m3 (33) 42.0
 
July 17, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A 35.0 μg/m3 (32) 8.0 μg/m3 (33) 38.0
 
July 17, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 44.0 μg/m3 (40) 4.0 μg/m3 (17) 40.0
 
July 17, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 30.0 μg/m3 (27) 5.0 μg/m3 (21) 36.0
 
July 17, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 28.0 μg/m3 (25) 7.0 μg/m3 (29) 36.0
 
July 17, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 32.0 μg/m3 (29) 9.0 μg/m3 (38) 38.0
 
July 17, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 28.0 μg/m3 (25) 8.0 μg/m3 (33) 33.0
 
July 17, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 26.0 μg/m3 (24) 6.0 μg/m3 (25) 26.0
 
July 17, 2019, noon N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 25.0 μg/m3 (23) 10.0 μg/m3 (42) 42.0
 
July 17, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 24.0 μg/m3 (22) 6.0 μg/m3 (25) 25.0
 
July 17, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 19.0 μg/m3 (17) 5.0 μg/m3 (21) 25.0
 
July 17, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 16.0 μg/m3 (15) 4.0 μg/m3 (17) 28.0
 
July 17, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 20.0 μg/m3 (18) 5.0 μg/m3 (21) 28.0
 
July 17, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 15.0 μg/m3 (14) 5.0 μg/m3 (21) 27.0
 
July 17, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (18) 6.0 μg/m3 (25) 25.0
 
July 17, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A 20.0 μg/m3 (18) 7.0 μg/m3 (29) 34.0
 
July 17, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A 29.0 μg/m3 (26) 11.0 μg/m3 (46) 46.0
 
July 17, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (47) N/A 26.0 μg/m3 (24) 10.0 μg/m3 (42) 47.0
 
July 17, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 66.0 ppb (51) N/A 27.0 μg/m3 (25) 15.0 μg/m3 (56) 56.0
 
July 17, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 69.0 ppb (53) N/A 31.0 μg/m3 (28) 12.0 μg/m3 (50) 53.0
 
July 17, 2019, midnight N/A N/A N/A N/A N/A N/A 77.0 ppb (60) N/A 37.0 μg/m3 (34) 23.0 μg/m3 (73) 73.0
 
July 16, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 80.0 ppb (62) N/A 38.0 μg/m3 (35) 12.0 μg/m3 (50) 62.0
 
July 16, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 80.0 ppb (62) N/A 40.0 μg/m3 (36) 10.0 μg/m3 (42) 62.0
 
July 16, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 71.0 ppb (55) N/A 38.0 μg/m3 (35) 22.0 μg/m3 (71) 71.0
 
July 16, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (47) N/A 24.0 μg/m3 (22) 13.0 μg/m3 (52) 52.0
 
July 16, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A 19.0 μg/m3 (17) 8.0 μg/m3 (33) 41.0
 
July 16, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 16.0 μg/m3 (15) 5.0 μg/m3 (21) 35.0
 
July 16, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 19.0 μg/m3 (17) 6.0 μg/m3 (25) 33.0
 
July 16, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A 11.0 μg/m3 (10) 3.0 μg/m3 (12) 32.0
 
July 16, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 14.0 μg/m3 (13) 4.0 μg/m3 (17) 31.0
 
July 16, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 21.0 μg/m3 (19) 6.0 μg/m3 (25) 28.0
 
July 16, 2019, 1 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) 4.0 μg/m3 (17) 23.0
 
July 16, 2019, noon N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 18.0 μg/m3 (16) 4.0 μg/m3 (17) 28.0