AQSQID: 481410037

Site Name: El Paso Utep C12

Location: El Paso City Limits, TX

Reporting: True, Located: True

Current AQI: 43.0

El Paso City Limits TX, US: 31.768056, -106.501111

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 21, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 28.0 μg/m3 (25) 10.4 μg/m3 (43) 43.0
 
Sept. 21, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 25.0 μg/m3 (23) 8.9 μg/m3 (37) 37.0
 
Sept. 21, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A 19.0 μg/m3 (17) 5.8 μg/m3 (24) 24.0
 
Sept. 21, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 18.0 μg/m3 (16) 6.8 μg/m3 (28) 28.0
 
Sept. 21, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 27.0 μg/m3 (25) 9.7 μg/m3 (40) 40.0
 
Sept. 21, 2019, noon N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 25.0 μg/m3 (23) 8.4 μg/m3 (35) 35.0
 
Sept. 21, 2019, 11 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) 7.2 μg/m3 (30) 30.0
 
Sept. 21, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 17.0 μg/m3 (15) 6.8 μg/m3 (28) 28.0
 
Sept. 21, 2019, 9 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) 7.0 μg/m3 (29) 29.0
 
Sept. 21, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 24.0 μg/m3 (22) 6.9 μg/m3 (29) 29.0
 
Sept. 21, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 27.0 μg/m3 (25) 7.9 μg/m3 (33) 33.0
 
Sept. 21, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A 33.0 μg/m3 (30) 9.9 μg/m3 (41) 41.0
 
Sept. 21, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (2) N/A 33.0 μg/m3 (30) 10.0 μg/m3 (42) 42.0
 
Sept. 21, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 29.0 μg/m3 (26) 8.9 μg/m3 (37) 37.0
 
Sept. 21, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 24.0 μg/m3 (22) 7.9 μg/m3 (33) 33.0
 
Sept. 21, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 52.0 μg/m3 (47) 13.1 μg/m3 (52) 52.0
 
Sept. 21, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 27.0 μg/m3 (25) 6.4 μg/m3 (27) 27.0
 
Sept. 21, 2019, midnight N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 14.0 μg/m3 (13) 4.4 μg/m3 (18) 28.0
 
Sept. 20, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 13.0 μg/m3 (12) 3.8 μg/m3 (16) 29.0
 
Sept. 20, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 11.0 μg/m3 (10) 2.8 μg/m3 (12) 30.0
 
Sept. 20, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 12.0 μg/m3 (11) 3.5 μg/m3 (15) 30.0
 
Sept. 20, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 13.0 μg/m3 (12) 2.9 μg/m3 (12) 30.0
 
Sept. 20, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 12.0 μg/m3 (11) 2.9 μg/m3 (12) 31.0
 
Sept. 20, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 12.0 μg/m3 (11) 2.9 μg/m3 (12) 31.0
 
Sept. 20, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 15.0 μg/m3 (14) 3.2 μg/m3 (13) 31.0
 
Sept. 20, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 16.0 μg/m3 (15) 3.9 μg/m3 (16) 28.0
 
Sept. 20, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 22.0 μg/m3 (20) 6.7 μg/m3 (28) 28.0
 
Sept. 20, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 40.0 μg/m3 (36) 10.5 μg/m3 (44) 44.0
 
Sept. 20, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 28.0 μg/m3 (25) 8.4 μg/m3 (35) 35.0
 
Sept. 20, 2019, noon N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 20.0 μg/m3 (18) 6.6 μg/m3 (28) 28.0
 
Sept. 20, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 15.0 μg/m3 (14) 5.3 μg/m3 (22) 26.0
 
Sept. 20, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 14.0 μg/m3 (13) 4.6 μg/m3 (19) 30.0
 
Sept. 20, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 20.0 μg/m3 (18) 5.3 μg/m3 (22) 26.0
 
Sept. 20, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 28.0 μg/m3 (25) 6.6 μg/m3 (28) 28.0
 
Sept. 20, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 45.0 μg/m3 (41) 9.3 μg/m3 (39) 41.0
 
Sept. 20, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A 28.0 μg/m3 (25) 9.3 μg/m3 (39) 39.0
 
Sept. 20, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 16.0 μg/m3 (15) 5.4 μg/m3 (23) 23.0
 
Sept. 20, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 18.0 μg/m3 (16) 6.1 μg/m3 (25) 25.0
 
Sept. 20, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 36.0 μg/m3 (33) 7.9 μg/m3 (33) 33.0
 
Sept. 20, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 27.0 μg/m3 (25) 6.2 μg/m3 (26) 26.0
 
Sept. 20, 2019, 1 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) 4.7 μg/m3 (20) 28.0
 
Sept. 20, 2019, midnight N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 16.0 μg/m3 (15) 3.7 μg/m3 (15) 30.0
 
Sept. 19, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 13.0 μg/m3 (12) 3.2 μg/m3 (13) 32.0
 
Sept. 19, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 15.0 μg/m3 (14) 2.7 μg/m3 (11) 35.0
 
Sept. 19, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (15) 3.2 μg/m3 (13) 15.0
 
Sept. 19, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A 20.0 μg/m3 (18) 4.0 μg/m3 (17) 40.0
 
Sept. 19, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (46) N/A 22.0 μg/m3 (20) 4.8 μg/m3 (20) 46.0
 
Sept. 19, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (47) N/A 25.0 μg/m3 (23) 5.9 μg/m3 (25) 47.0
 
Sept. 19, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 18.0 μg/m3 (16) 4.9 μg/m3 (20) 35.0
 
Sept. 19, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 17.0 μg/m3 (15) 6.1 μg/m3 (25) 28.0
 
Sept. 19, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 22.0 μg/m3 (20) 5.8 μg/m3 (24) 28.0
 
Sept. 19, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 21.0 μg/m3 (19) 7.1 μg/m3 (30) 30.0
 
Sept. 19, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 17.0 μg/m3 (15) 5.6 μg/m3 (23) 23.0
 
Sept. 19, 2019, noon N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 17.0 μg/m3 (15) 4.8 μg/m3 (20) 20.0
 
Sept. 19, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 14.0 μg/m3 (13) 4.9 μg/m3 (20) 25.0
 
Sept. 19, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 16.0 μg/m3 (15) 5.8 μg/m3 (24) 25.0
 
Sept. 19, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 21.0 μg/m3 (19) 6.6 μg/m3 (28) 28.0
 
Sept. 19, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 23.0 μg/m3 (21) 6.8 μg/m3 (28) 28.0
 
Sept. 19, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A 28.0 μg/m3 (25) 8.5 μg/m3 (35) 35.0
 
Sept. 19, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 32.0 μg/m3 (29) 9.6 μg/m3 (40) 40.0
 
Sept. 19, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A 40.0 μg/m3 (36) 9.9 μg/m3 (41) 41.0
 
Sept. 19, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 12.0 μg/m3 (11) 4.6 μg/m3 (19) 30.0
 
Sept. 19, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 17.0 μg/m3 (15) 6.0 μg/m3 (25) 27.0
 
Sept. 19, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 30.0 μg/m3 (27) 8.4 μg/m3 (35) 35.0
 
Sept. 19, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A 13.0 μg/m3 (12) 4.8 μg/m3 (20) 32.0
 
Sept. 19, 2019, midnight N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A 11.0 μg/m3 (10) 3.7 μg/m3 (15) 38.0
 
Sept. 18, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A 11.0 μg/m3 (10) 3.3 μg/m3 (14) 38.0
 
Sept. 18, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A 15.0 μg/m3 (14) 3.3 μg/m3 (14) 41.0
 
Sept. 18, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A 11.0 μg/m3 (10) 3.2 μg/m3 (13) 40.0
 
Sept. 18, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A 12.0 μg/m3 (11) 3.0 μg/m3 (12) 40.0
 
Sept. 18, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A 13.0 μg/m3 (12) 3.1 μg/m3 (13) 40.0
 
Sept. 18, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A 13.0 μg/m3 (12) 3.1 μg/m3 (13) 38.0
 
Sept. 18, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 16.0 μg/m3 (15) 4.6 μg/m3 (19) 33.0
 
Sept. 18, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 12.0 μg/m3 (11) 3.3 μg/m3 (14) 28.0
 
Sept. 18, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 19.0 μg/m3 (17) 5.1 μg/m3 (21) 23.0
 
Sept. 18, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 26.0 μg/m3 (24) 7.2 μg/m3 (30) 30.0
 
Sept. 18, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 22.0 μg/m3 (20) 7.1 μg/m3 (30) 30.0
 
Sept. 18, 2019, noon N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 16.0 μg/m3 (15) 6.6 μg/m3 (28) 28.0
 
Sept. 18, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 13.0 μg/m3 (12) 5.8 μg/m3 (24) 28.0
 
Sept. 18, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 12.0 μg/m3 (11) 6.1 μg/m3 (25) 30.0
 
Sept. 18, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A 13.0 μg/m3 (12) 6.1 μg/m3 (25) 32.0
 
Sept. 18, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 13.0 μg/m3 (12) 6.5 μg/m3 (27) 28.0
 
Sept. 18, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 13.0 μg/m3 (12) 6.5 μg/m3 (27) 33.0
 
Sept. 18, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 17.0 μg/m3 (15) 6.5 μg/m3 (27) 30.0
 
Sept. 18, 2019, 5 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) 4.6 μg/m3 (19) 29.0
 
Sept. 18, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 12.0 μg/m3 (11) 4.9 μg/m3 (20) 31.0
 
Sept. 18, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 17.0 μg/m3 (15) 5.9 μg/m3 (25) 28.0
 
Sept. 18, 2019, 2 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) 6.7 μg/m3 (28) 28.0
 
Sept. 18, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 19.0 μg/m3 (17) 4.7 μg/m3 (20) 32.0
 
Sept. 18, 2019, midnight N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 11.0 μg/m3 (10) 4.3 μg/m3 (18) 37.0
 
Sept. 17, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 13.0 μg/m3 (12) 3.8 μg/m3 (16) 37.0
 
Sept. 17, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A 12.0 μg/m3 (11) 3.8 μg/m3 (16) 38.0
 
Sept. 17, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A 10.0 μg/m3 (9) 3.1 μg/m3 (13) 38.0
 
Sept. 17, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A 10.0 μg/m3 (9) 2.5 μg/m3 (10) 38.0
 
Sept. 17, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 11.0 μg/m3 (10) 2.1 μg/m3 (9) 35.0
 
Sept. 17, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 11.0 μg/m3 (10) 3.2 μg/m3 (13) 32.0
 
Sept. 17, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 17.0 μg/m3 (15) 5.2 μg/m3 (22) 32.0
 
Sept. 17, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 20.0 μg/m3 (18) 6.9 μg/m3 (29) 30.0
 
Sept. 17, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 19.0 μg/m3 (17) 6.5 μg/m3 (27) 27.0
 
Sept. 17, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 29.0 μg/m3 (26) 7.4 μg/m3 (31) 31.0
 
Sept. 17, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A 22.0 μg/m3 (20) 7.3 μg/m3 (30) 30.0
 
Sept. 17, 2019, noon N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A 21.0 μg/m3 (19) 7.1 μg/m3 (30) 30.0
 
Sept. 17, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 17.0 μg/m3 (15) 7.9 μg/m3 (33) 33.0
 
Sept. 17, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A 15.0 μg/m3 (14) 6.4 μg/m3 (27) 27.0
 
Sept. 17, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 13.0 μg/m3 (12) 6.3 μg/m3 (26) 26.0
 
Sept. 17, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 12.0 μg/m3 (11) 5.8 μg/m3 (24) 24.0
 
Sept. 17, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 12.0 μg/m3 (11) 5.8 μg/m3 (24) 24.0
 
Sept. 17, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 11.0 μg/m3 (10) 4.3 μg/m3 (18) 20.0
 
Sept. 17, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 14.0 μg/m3 (13) 5.9 μg/m3 (25) 25.0
 
Sept. 17, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 37.0 μg/m3 (34) 12.5 μg/m3 (51) 51.0
 
Sept. 17, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A 50.0 μg/m3 (45) 15.6 μg/m3 (58) 58.0
 
Sept. 17, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 25.0 μg/m3 (23) 9.9 μg/m3 (41) 41.0
 
Sept. 17, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 20.0 μg/m3 (18) 6.1 μg/m3 (25) 25.0
 
Sept. 17, 2019, midnight N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 15.0 μg/m3 (14) 5.3 μg/m3 (22) 33.0
 
Sept. 16, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 15.0 μg/m3 (14) 4.1 μg/m3 (17) 37.0
 
Sept. 16, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 13.0 μg/m3 (12) 3.0 μg/m3 (12) 36.0
 
Sept. 16, 2019, 9 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) 4.9 μg/m3 (20) 41.0
 
Sept. 16, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 65.0 ppb (50) N/A 21.0 μg/m3 (19) 6.6 μg/m3 (28) 50.0
 
Sept. 16, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 68.0 ppb (52) N/A 26.0 μg/m3 (24) 10.7 μg/m3 (45) 52.0
 
Sept. 16, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A 18.0 μg/m3 (16) 7.5 μg/m3 (31) 39.0
 
Sept. 16, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 15.0 μg/m3 (14) 5.9 μg/m3 (25) 31.0
 
Sept. 16, 2019, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 6.8 μg/m3 (28) 28.0
 
Sept. 16, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 7.3 μg/m3 (30) 30.0
 
Sept. 16, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (27) 10.4 μg/m3 (43) 43.0
 
Sept. 16, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 21.0 μg/m3 (19) 9.8 μg/m3 (41) 41.0
 
Sept. 16, 2019, noon N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 7.0 μg/m3 (29) 29.0
 
Sept. 16, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 8.1 μg/m3 (34) 34.0
 
Sept. 16, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 6.9 μg/m3 (29) 29.0
 
Sept. 16, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 6.3 μg/m3 (26) 26.0
 
Sept. 16, 2019, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 3.9 μg/m3 (16) 16.0
 
Sept. 16, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (12) 5.9 μg/m3 (25) 25.0
 
Sept. 16, 2019, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (16) 9.3 μg/m3 (39) 39.0
 
Sept. 16, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (19) 11.2 μg/m3 (47) 47.0
 
Sept. 16, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 15.0 μg/m3 (14) 8.9 μg/m3 (37) 37.0
 
Sept. 16, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 15.0 μg/m3 (14) 9.5 μg/m3 (40) 40.0
 
Sept. 16, 2019, 2 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 16.0 μg/m3 (15) 9.9 μg/m3 (41) 41.0
 
Sept. 16, 2019, 1 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 13.0 μg/m3 (12) 8.1 μg/m3 (34) 34.0
 
Sept. 16, 2019, midnight N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 15.0 μg/m3 (14) 7.7 μg/m3 (32) 32.0
 
Sept. 15, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A 13.0 μg/m3 (12) 6.2 μg/m3 (26) 32.0
 
Sept. 15, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 10.0 μg/m3 (9) 4.1 μg/m3 (17) 33.0
 
Sept. 15, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 10.0 μg/m3 (9) 4.0 μg/m3 (17) 33.0
 
Sept. 15, 2019, 8 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 11.0 μg/m3 (10) 3.9 μg/m3 (16) 32.0
 
Sept. 15, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A 10.0 μg/m3 (9) 4.3 μg/m3 (18) 32.0
 
Sept. 15, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 9.0 μg/m3 (8) 5.3 μg/m3 (22) 29.0
 
Sept. 15, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 16.0 μg/m3 (15) 8.7 μg/m3 (36) 36.0
 
Sept. 15, 2019, 4 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) 7.4 μg/m3 (31) 31.0
 
Sept. 15, 2019, 3 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 12.0 μg/m3 (11) 6.5 μg/m3 (27) 31.0
 
Sept. 15, 2019, 2 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 9.0 μg/m3 (8) 4.3 μg/m3 (18) 28.0
 
Sept. 15, 2019, 1 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (16) N/A 14.0 μg/m3 (13) 6.9 μg/m3 (29) 29.0
 
Sept. 15, 2019, noon N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 15.0 μg/m3 (14) 7.3 μg/m3 (30) 30.0
 
Sept. 15, 2019, 11 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (15) N/A 12.0 μg/m3 (11) 6.6 μg/m3 (28) 28.0
 
Sept. 15, 2019, 10 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 11.0 μg/m3 (10) 7.0 μg/m3 (29) 29.0
 
Sept. 15, 2019, 9 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 12.0 μg/m3 (11) 6.2 μg/m3 (26) 26.0
 
Sept. 15, 2019, 8 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) 6.5 μg/m3 (27) 27.0
 
Sept. 15, 2019, 7 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (21) N/A 13.0 μg/m3 (12) 7.4 μg/m3 (31) 31.0
 
Sept. 15, 2019, 6 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) 7.1 μg/m3 (30) 30.0
 
Sept. 15, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 17.0 μg/m3 (15) 9.1 μg/m3 (38) 38.0
 
Sept. 15, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 7.6 μg/m3 (32) 32.0
 
Sept. 15, 2019, 3 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 37.0 μg/m3 (34) 13.0 μg/m3 (52) 52.0
 
Sept. 15, 2019, 2 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) 9.2 μg/m3 (38) 38.0
 
Sept. 15, 2019, 1 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) 8.1 μg/m3 (34) 34.0
 
Sept. 15, 2019, midnight N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A 16.0 μg/m3 (15) 6.8 μg/m3 (28) 32.0
 
Sept. 14, 2019, 11 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 16.0 μg/m3 (15) 6.1 μg/m3 (25) 32.0
 
Sept. 14, 2019, 10 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 17.0 μg/m3 (15) 6.0 μg/m3 (25) 31.0
 
Sept. 14, 2019, 9 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A 15.0 μg/m3 (14) 4.3 μg/m3 (18) 32.0
 
Sept. 14, 2019, 8 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) 3.7 μg/m3 (15) 31.0
 
Sept. 14, 2019, 7 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A 17.0 μg/m3 (15) 5.2 μg/m3 (22) 32.0
 
Sept. 14, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 18.0 μg/m3 (16) 6.4 μg/m3 (27) 28.0