AQSQID: 80011G010

Site Name: Estaci¢N Facultad De Medicina

Location: León, MX

Reporting: True, Located: True

Current AQI: 27.0

León MX, MX: 21.133894, -101.68025

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 15, 2019, 11 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 26.0 ppb (20) N/A 7.0 μg/m3 (6) 6.5 μg/m3 (27) 27.0
 
Sept. 15, 2019, 10 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 25.0 ppb (19) N/A 10.0 μg/m3 (9) 5.9 μg/m3 (25) 25.0
 
Sept. 15, 2019, 9 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 20.0 ppb (15) N/A 8.0 μg/m3 (7) 10.2 μg/m3 (42) 42.0
 
Sept. 15, 2019, 8 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 23.0 ppb (18) N/A 7.0 μg/m3 (6) 7.3 μg/m3 (30) 30.0
 
Sept. 15, 2019, 7 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 23.0 ppb (18) N/A 8.0 μg/m3 (7) N/A 18.0
 
Sept. 15, 2019, 6 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 27.0 ppb (21) N/A 7.0 μg/m3 (6) N/A 21.0
 
Sept. 15, 2019, 3 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 22.0 ppb (17) N/A 24.0 μg/m3 (22) 8.8 μg/m3 (37) 37.0
 
Sept. 15, 2019, 2 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 22.0 ppb (17) N/A 46.0 μg/m3 (42) 13.0 μg/m3 (52) 52.0
 
Sept. 15, 2019, 1 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 24.0 ppb (18) N/A 30.0 μg/m3 (27) 13.2 μg/m3 (53) 53.0
 
Sept. 15, 2019, midnight N/A N/A N/A N/A N/A 6.0 ppb (9) 27.0 ppb (21) N/A 23.0 μg/m3 (21) 11.2 μg/m3 (47) 47.0
 
Sept. 14, 2019, 11 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 29.0 ppb (22) N/A 32.0 μg/m3 (29) N/A 29.0
 
Sept. 14, 2019, 10 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 29.0 ppb (22) N/A 32.0 μg/m3 (29) 4.6 μg/m3 (19) 29.0
 
Sept. 14, 2019, 9 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 27.0 ppb (21) N/A 36.0 μg/m3 (33) 6.9 μg/m3 (29) 33.0
 
Sept. 14, 2019, 8 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 27.0 ppb (21) N/A 40.0 μg/m3 (36) 3.7 μg/m3 (15) 36.0
 
Sept. 14, 2019, 7 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 26.0 ppb (20) N/A 39.0 μg/m3 (35) N/A 35.0
 
Sept. 14, 2019, 6 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 25.0 ppb (19) N/A 30.0 μg/m3 (27) 6.5 μg/m3 (27) 27.0
 
Sept. 14, 2019, 5 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 24.0 ppb (18) N/A 23.0 μg/m3 (21) 2.9 μg/m3 (12) 21.0
 
Sept. 14, 2019, 4 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 22.0 ppb (17) N/A 39.0 μg/m3 (35) N/A 35.0
 
Sept. 14, 2019, 3 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 19.0 ppb (15) N/A 49.0 μg/m3 (45) N/A 45.0
 
Sept. 14, 2019, 2 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 13.0 ppb (10) N/A 31.0 μg/m3 (28) 8.2 μg/m3 (34) 34.0
 
Sept. 14, 2019, 1 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 12.0 ppb (9) N/A 18.0 μg/m3 (16) N/A 16.0
 
Sept. 14, 2019, noon N/A N/A N/A N/A N/A 6.0 ppb (9) 17.0 ppb (13) N/A 1.0 μg/m3 (1) 5.6 μg/m3 (23) 23.0
 
Sept. 14, 2019, 11 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 24.0 ppb (18) N/A 4.0 μg/m3 (4) 6.8 μg/m3 (28) 28.0
 
Sept. 14, 2019, 10 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 24.0 ppb (18) N/A 5.0 μg/m3 (5) N/A 18.0
 
Sept. 14, 2019, 9 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 25.0 ppb (19) N/A 34.0 μg/m3 (31) N/A 31.0
 
Sept. 14, 2019, 8 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 26.0 ppb (20) N/A 10.0 μg/m3 (9) 4.9 μg/m3 (20) 20.0
 
Sept. 14, 2019, 7 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 28.0 ppb (22) N/A 11.0 μg/m3 (10) N/A 22.0
 
Sept. 14, 2019, 6 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 25.0 ppb (19) N/A 10.0 μg/m3 (9) N/A 19.0
 
Sept. 14, 2019, 3 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 22.0 ppb (17) N/A 44.0 μg/m3 (40) 9.8 μg/m3 (41) 41.0
 
Sept. 14, 2019, 2 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 22.0 ppb (17) N/A 34.0 μg/m3 (31) 9.8 μg/m3 (41) 41.0
 
Sept. 14, 2019, 1 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 19.0 ppb (15) N/A 23.0 μg/m3 (21) 12.5 μg/m3 (51) 51.0
 
Sept. 14, 2019, midnight N/A N/A N/A N/A N/A 7.0 ppb (10) 21.0 ppb (16) N/A 24.0 μg/m3 (22) N/A 22.0
 
Sept. 13, 2019, 11 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 21.0 ppb (16) N/A 29.0 μg/m3 (26) 4.6 μg/m3 (19) 26.0
 
Sept. 13, 2019, 10 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 22.0 ppb (17) N/A 37.0 μg/m3 (34) 11.3 μg/m3 (47) 47.0
 
Sept. 13, 2019, 9 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 23.0 ppb (18) N/A 21.0 μg/m3 (19) N/A 19.0
 
Sept. 13, 2019, 8 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 23.0 ppb (18) N/A 25.0 μg/m3 (23) N/A 23.0
 
Sept. 13, 2019, 7 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 24.0 ppb (18) N/A 27.0 μg/m3 (25) N/A 25.0
 
Sept. 13, 2019, 6 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 24.0 ppb (18) N/A 31.0 μg/m3 (28) 10.2 μg/m3 (42) 42.0
 
Sept. 13, 2019, 5 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 31.0 ppb (24) N/A 26.0 μg/m3 (24) N/A 24.0
 
Sept. 13, 2019, 4 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 25.0 ppb (19) N/A 47.0 μg/m3 (43) 13.0 μg/m3 (52) 52.0
 
Sept. 13, 2019, 3 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 10.0 ppb (8) N/A 46.0 μg/m3 (42) 11.3 μg/m3 (47) 47.0
 
Sept. 13, 2019, 2 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 5.0 ppb (4) N/A 20.0 μg/m3 (18) 6.9 μg/m3 (29) 29.0
 
Sept. 13, 2019, 1 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 5.0 ppb (4) N/A 5.0 μg/m3 (5) 11.7 μg/m3 (49) 49.0
 
Sept. 13, 2019, noon N/A N/A N/A N/A N/A 7.0 ppb (10) 11.0 ppb (8) N/A 3.0 μg/m3 (3) 10.5 μg/m3 (44) 44.0
 
Sept. 13, 2019, 11 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 19.0 ppb (15) N/A 7.0 μg/m3 (6) 4.9 μg/m3 (20) 20.0
 
Sept. 13, 2019, 10 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 22.0 ppb (17) N/A 8.0 μg/m3 (7) 9.1 μg/m3 (38) 38.0
 
Sept. 13, 2019, 9 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 19.0 ppb (15) N/A 4.0 μg/m3 (4) 8.2 μg/m3 (34) 34.0
 
Sept. 13, 2019, 8 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 25.0 ppb (19) N/A 7.0 μg/m3 (6) 4.8 μg/m3 (20) 20.0
 
Sept. 13, 2019, 7 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 25.0 ppb (19) N/A 10.0 μg/m3 (9) 8.9 μg/m3 (37) 37.0
 
Sept. 13, 2019, midnight N/A N/A N/A N/A N/A 6.0 ppb (9) 24.0 ppb (18) N/A 28.0 μg/m3 (25) 5.8 μg/m3 (24) 25.0
 
Sept. 12, 2019, 11 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 24.0 ppb (18) N/A 31.0 μg/m3 (28) 15.6 μg/m3 (58) 58.0
 
Sept. 12, 2019, 10 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 44.0 ppb (34) N/A 12.0 μg/m3 (11) N/A 34.0
 
Sept. 12, 2019, 9 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 40.0 ppb (31) N/A 17.0 μg/m3 (15) 9.1 μg/m3 (38) 38.0
 
Sept. 12, 2019, 8 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 40.0 ppb (31) N/A 19.0 μg/m3 (17) N/A 31.0
 
Sept. 12, 2019, 7 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 35.0 ppb (27) N/A 11.0 μg/m3 (10) 9.5 μg/m3 (40) 40.0
 
Sept. 12, 2019, 6 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 38.0 ppb (29) N/A 19.0 μg/m3 (17) N/A 29.0
 
Sept. 12, 2019, 5 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 35.0 ppb (27) N/A 32.0 μg/m3 (29) 18.0 μg/m3 (63) 63.0
 
Sept. 12, 2019, 4 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 21.0 ppb (16) N/A 39.0 μg/m3 (35) 10.1 μg/m3 (42) 42.0
 
Sept. 12, 2019, 3 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 18.0 ppb (14) N/A 44.0 μg/m3 (40) N/A 40.0
 
Sept. 12, 2019, 2 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 8.0 ppb (6) N/A 46.0 μg/m3 (42) 11.9 μg/m3 (50) 50.0
 
Sept. 12, 2019, 1 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 3.0 ppb (2) N/A 20.0 μg/m3 (18) 13.0 μg/m3 (52) 52.0
 
Sept. 12, 2019, noon N/A N/A N/A N/A N/A 7.0 ppb (10) 7.0 ppb (5) N/A 18.0 μg/m3 (16) 15.7 μg/m3 (58) 58.0
 
Sept. 12, 2019, 11 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 14.0 ppb (11) N/A 12.0 μg/m3 (11) 11.0 μg/m3 (46) 46.0
 
Sept. 12, 2019, 10 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 19.0 ppb (15) N/A 11.0 μg/m3 (10) 9.8 μg/m3 (41) 41.0
 
Sept. 12, 2019, 9 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 20.0 ppb (15) N/A 10.0 μg/m3 (9) 12.2 μg/m3 (50) 50.0
 
Sept. 12, 2019, 8 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 19.0 ppb (15) N/A 15.0 μg/m3 (14) 13.1 μg/m3 (52) 52.0
 
Sept. 12, 2019, 7 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 23.0 ppb (18) N/A 12.0 μg/m3 (11) 6.4 μg/m3 (27) 27.0
 
Sept. 12, 2019, 6 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 25.0 ppb (19) N/A 12.0 μg/m3 (11) 10.3 μg/m3 (43) 43.0
 
Sept. 12, 2019, 3 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 15.0 ppb (12) N/A 46.0 μg/m3 (42) 13.8 μg/m3 (54) 54.0
 
Sept. 12, 2019, 2 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 10.0 ppb (8) N/A 37.0 μg/m3 (34) 12.9 μg/m3 (52) 52.0
 
Sept. 12, 2019, 1 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 27.0 ppb (21) N/A 31.0 μg/m3 (28) 21.4 μg/m3 (70) 70.0
 
Sept. 12, 2019, midnight N/A N/A N/A N/A N/A 7.0 ppb (10) 41.0 ppb (32) N/A 37.0 μg/m3 (34) 8.0 μg/m3 (33) 34.0
 
Sept. 11, 2019, 11 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 35.0 ppb (27) N/A 28.0 μg/m3 (25) 30.8 μg/m3 (90) 90.0
 
Sept. 11, 2019, 10 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 37.0 ppb (28) N/A 33.0 μg/m3 (30) 12.5 μg/m3 (51) 51.0
 
Sept. 11, 2019, 9 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 40.0 ppb (31) N/A 28.0 μg/m3 (25) 10.4 μg/m3 (43) 43.0
 
Sept. 11, 2019, 8 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 39.0 ppb (30) N/A 17.0 μg/m3 (15) 13.9 μg/m3 (54) 54.0
 
Sept. 11, 2019, 7 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 40.0 ppb (31) N/A 17.0 μg/m3 (15) 16.7 μg/m3 (60) 60.0
 
Sept. 11, 2019, 6 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 37.0 ppb (28) N/A 28.0 μg/m3 (25) 9.4 μg/m3 (39) 39.0
 
Sept. 11, 2019, 5 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 30.0 ppb (23) N/A 40.0 μg/m3 (36) 17.3 μg/m3 (61) 61.0
 
Sept. 11, 2019, 4 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 24.0 ppb (18) N/A 35.0 μg/m3 (32) 17.6 μg/m3 (62) 62.0
 
Sept. 11, 2019, 3 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 17.0 ppb (13) N/A 34.0 μg/m3 (31) 5.9 μg/m3 (25) 31.0
 
Sept. 11, 2019, 2 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 7.0 ppb (5) N/A 32.0 μg/m3 (29) 16.0 μg/m3 (59) 59.0
 
Sept. 11, 2019, 1 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 11.0 ppb (8) N/A 18.0 μg/m3 (16) 12.9 μg/m3 (52) 52.0
 
Sept. 11, 2019, noon N/A N/A N/A N/A N/A 6.0 ppb (9) 21.0 ppb (16) N/A 14.0 μg/m3 (13) 12.5 μg/m3 (51) 51.0
 
Sept. 11, 2019, 11 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 25.0 ppb (19) N/A 18.0 μg/m3 (16) 12.8 μg/m3 (52) 52.0
 
Sept. 11, 2019, 10 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 26.0 ppb (20) N/A 13.0 μg/m3 (12) 7.9 μg/m3 (33) 33.0
 
Sept. 11, 2019, 9 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 21.0 ppb (16) N/A 12.0 μg/m3 (11) 13.5 μg/m3 (53) 53.0
 
Sept. 11, 2019, 8 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 19.0 ppb (15) N/A 10.0 μg/m3 (9) 11.3 μg/m3 (47) 47.0
 
Sept. 11, 2019, 7 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 25.0 ppb (19) N/A 11.0 μg/m3 (10) 16.7 μg/m3 (60) 60.0
 
Sept. 11, 2019, 6 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 28.0 ppb (22) N/A 13.0 μg/m3 (12) 9.0 μg/m3 (38) 38.0
 
Sept. 11, 2019, 3 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 10.0 ppb (8) N/A 21.0 μg/m3 (19) 18.4 μg/m3 (64) 64.0
 
Sept. 11, 2019, 2 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 26.0 ppb (20) N/A 25.0 μg/m3 (23) 32.1 μg/m3 (93) 93.0
 
Sept. 11, 2019, 1 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 38.0 ppb (29) N/A 27.0 μg/m3 (25) 52.2 μg/m3 (142) 142.0
 
Sept. 11, 2019, midnight N/A N/A N/A N/A N/A 7.0 ppb (10) 46.0 ppb (35) N/A 24.0 μg/m3 (22) 20.5 μg/m3 (68) 68.0
 
Sept. 10, 2019, 11 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 48.0 ppb (37) N/A 21.0 μg/m3 (19) 19.0 μg/m3 (65) 65.0
 
Sept. 10, 2019, 10 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 43.0 ppb (33) N/A 29.0 μg/m3 (26) 19.7 μg/m3 (66) 66.0
 
Sept. 10, 2019, 9 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 42.0 ppb (32) N/A 31.0 μg/m3 (28) 18.7 μg/m3 (64) 64.0
 
Sept. 10, 2019, 8 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 44.0 ppb (34) N/A 28.0 μg/m3 (25) 19.1 μg/m3 (65) 65.0
 
Sept. 10, 2019, 7 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 47.0 ppb (36) N/A 34.0 μg/m3 (31) 18.6 μg/m3 (64) 64.0
 
Sept. 10, 2019, 6 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 47.0 ppb (36) N/A 31.0 μg/m3 (28) 21.3 μg/m3 (70) 70.0
 
Sept. 10, 2019, 5 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 37.0 ppb (28) N/A 37.0 μg/m3 (34) 19.6 μg/m3 (66) 66.0
 
Sept. 10, 2019, 4 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 20.0 ppb (15) N/A 27.0 μg/m3 (25) 25.2 μg/m3 (78) 78.0
 
Sept. 10, 2019, 3 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 10.0 ppb (8) N/A 24.0 μg/m3 (22) 13.2 μg/m3 (53) 53.0
 
Sept. 10, 2019, 2 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 4.0 ppb (3) N/A 18.0 μg/m3 (16) 17.0 μg/m3 (61) 61.0
 
Sept. 10, 2019, 1 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 8.0 ppb (6) N/A 14.0 μg/m3 (13) 17.2 μg/m3 (61) 61.0
 
Sept. 10, 2019, noon N/A N/A N/A N/A N/A 6.0 ppb (9) 15.0 ppb (12) N/A 20.0 μg/m3 (18) 20.2 μg/m3 (67) 67.0
 
Sept. 10, 2019, 11 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 26.0 ppb (20) N/A 11.0 μg/m3 (10) 12.3 μg/m3 (51) 51.0
 
Sept. 10, 2019, 10 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 28.0 ppb (22) N/A 9.0 μg/m3 (8) 5.2 μg/m3 (22) 22.0
 
Sept. 10, 2019, 9 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 31.0 ppb (24) N/A 11.0 μg/m3 (10) 12.4 μg/m3 (51) 51.0
 
Sept. 10, 2019, 8 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 31.0 ppb (24) N/A 15.0 μg/m3 (14) 17.8 μg/m3 (62) 62.0
 
Sept. 10, 2019, 7 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 24.0 ppb (18) N/A 19.0 μg/m3 (17) 6.0 μg/m3 (25) 25.0
 
Sept. 10, 2019, 6 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 20.0 ppb (15) N/A 21.0 μg/m3 (19) 14.3 μg/m3 (55) 55.0
 
Sept. 10, 2019, 3 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 13.0 ppb (10) N/A 30.0 μg/m3 (27) 28.6 μg/m3 (85) 85.0
 
Sept. 10, 2019, 2 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 18.0 ppb (14) N/A 25.0 μg/m3 (23) 26.3 μg/m3 (80) 80.0
 
Sept. 10, 2019, 1 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 25.0 ppb (19) N/A 28.0 μg/m3 (25) 16.1 μg/m3 (59) 59.0
 
Sept. 10, 2019, midnight N/A N/A N/A N/A N/A 6.0 ppb (9) 25.0 ppb (19) N/A 39.0 μg/m3 (35) 14.7 μg/m3 (56) 56.0
 
Sept. 9, 2019, 11 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 27.0 ppb (21) N/A 46.0 μg/m3 (42) 25.5 μg/m3 (79) 79.0
 
Sept. 9, 2019, 10 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 37.0 ppb (28) N/A 32.0 μg/m3 (29) 41.8 μg/m3 (116) 116.0
 
Sept. 9, 2019, 9 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 47.0 ppb (36) N/A 20.0 μg/m3 (18) N/A 36.0
 
Sept. 9, 2019, 8 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 52.0 ppb (40) N/A 31.0 μg/m3 (28) 22.9 μg/m3 (73) 73.0
 
Sept. 9, 2019, 7 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 52.0 ppb (40) N/A 31.0 μg/m3 (28) 24.3 μg/m3 (76) 76.0
 
Sept. 9, 2019, 6 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 48.0 ppb (37) N/A 27.0 μg/m3 (25) 9.7 μg/m3 (40) 40.0
 
Sept. 9, 2019, 5 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 36.0 ppb (28) N/A 37.0 μg/m3 (34) 24.3 μg/m3 (76) 76.0
 
Sept. 9, 2019, 4 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 24.0 ppb (18) N/A 40.0 μg/m3 (36) 18.5 μg/m3 (64) 64.0
 
Sept. 9, 2019, 3 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 15.0 ppb (12) N/A 45.0 μg/m3 (41) 20.5 μg/m3 (68) 68.0
 
Sept. 9, 2019, 2 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 5.0 ppb (4) N/A 31.0 μg/m3 (28) 16.0 μg/m3 (59) 59.0
 
Sept. 9, 2019, 1 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 9.0 ppb (7) N/A 18.0 μg/m3 (16) 14.2 μg/m3 (55) 55.0
 
Sept. 9, 2019, noon N/A N/A N/A N/A N/A 6.0 ppb (9) 17.0 ppb (13) N/A 5.0 μg/m3 (5) 13.8 μg/m3 (54) 54.0
 
Sept. 9, 2019, 11 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 23.0 ppb (18) N/A 7.0 μg/m3 (6) 11.4 μg/m3 (48) 48.0
 
Sept. 9, 2019, 10 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 28.0 ppb (22) N/A 9.0 μg/m3 (8) 4.3 μg/m3 (18) 22.0
 
Sept. 9, 2019, 9 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 31.0 ppb (24) N/A 10.0 μg/m3 (9) 8.6 μg/m3 (36) 36.0
 
Sept. 9, 2019, 8 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 33.0 ppb (25) N/A 11.0 μg/m3 (10) 6.6 μg/m3 (28) 28.0
 
Sept. 9, 2019, 7 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 35.0 ppb (27) N/A 7.0 μg/m3 (6) 5.6 μg/m3 (23) 27.0
 
Sept. 9, 2019, 6 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 34.0 ppb (26) N/A 4.0 μg/m3 (4) 11.1 μg/m3 (46) 46.0
 
Sept. 9, 2019, 4 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 13.2 μg/m3 (53) 53.0
 
Sept. 9, 2019, 3 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 26.0 ppb (20) N/A 21.0 μg/m3 (19) 25.8 μg/m3 (79) 79.0
 
Sept. 9, 2019, 2 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 34.0 ppb (26) N/A 12.0 μg/m3 (11) 19.3 μg/m3 (66) 66.0
 
Sept. 9, 2019, 1 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 48.0 ppb (37) N/A 14.0 μg/m3 (13) 29.9 μg/m3 (88) 88.0
 
Sept. 9, 2019, midnight N/A N/A N/A N/A N/A 6.0 ppb (9) 57.0 ppb (44) N/A 17.0 μg/m3 (15) N/A 44.0
 
Sept. 8, 2019, 11 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 56.0 ppb (43) N/A 20.0 μg/m3 (18) 22.6 μg/m3 (73) 73.0
 
Sept. 8, 2019, 10 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 50.0 ppb (38) N/A 22.0 μg/m3 (20) 24.4 μg/m3 (76) 76.0
 
Sept. 8, 2019, 9 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 47.0 ppb (36) N/A 8.0 μg/m3 (7) 6.3 μg/m3 (26) 36.0
 
Sept. 8, 2019, 8 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 46.0 ppb (35) N/A 12.0 μg/m3 (11) 6.4 μg/m3 (27) 35.0
 
Sept. 8, 2019, 7 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 42.0 ppb (32) N/A 18.0 μg/m3 (16) 7.5 μg/m3 (31) 32.0
 
Sept. 8, 2019, 6 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 39.0 ppb (30) N/A 13.0 μg/m3 (12) 12.5 μg/m3 (51) 51.0
 
Sept. 8, 2019, 5 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 39.0 ppb (30) N/A 20.0 μg/m3 (18) 11.1 μg/m3 (46) 46.0
 
Sept. 8, 2019, 4 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 29.0 ppb (22) N/A 21.0 μg/m3 (19) 13.9 μg/m3 (54) 54.0
 
Sept. 8, 2019, 3 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 21.0 ppb (16) N/A 13.0 μg/m3 (12) N/A 16.0
 
Sept. 8, 2019, 2 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 15.0 ppb (12) N/A 21.0 μg/m3 (19) 7.3 μg/m3 (30) 30.0
 
Sept. 8, 2019, 1 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 10.0 ppb (8) N/A 18.0 μg/m3 (16) 7.9 μg/m3 (33) 33.0
 
Sept. 8, 2019, noon N/A N/A N/A N/A N/A 6.0 ppb (9) 17.0 ppb (13) N/A 8.0 μg/m3 (7) 13.8 μg/m3 (54) 54.0
 
Sept. 8, 2019, 11 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 25.0 ppb (19) N/A 5.0 μg/m3 (5) 13.2 μg/m3 (53) 53.0
 
Sept. 8, 2019, 10 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 28.0 ppb (22) N/A 4.0 μg/m3 (4) 9.1 μg/m3 (38) 38.0
 
Sept. 8, 2019, 9 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 33.0 ppb (25) N/A 5.0 μg/m3 (5) 12.9 μg/m3 (52) 52.0
 
Sept. 8, 2019, 8 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 38.0 ppb (29) N/A 9.0 μg/m3 (8) N/A 29.0
 
Sept. 8, 2019, 7 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 35.0 ppb (27) N/A 11.0 μg/m3 (10) 16.3 μg/m3 (59) 59.0
 
Sept. 8, 2019, 6 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 27.0 ppb (21) N/A 16.0 μg/m3 (15) 12.6 μg/m3 (51) 51.0
 
Sept. 8, 2019, 4 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 29.0 ppb (22) N/A N/A 34.4 μg/m3 (98) 98.0
 
Sept. 8, 2019, 3 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 29.0 ppb (22) N/A 49.0 μg/m3 (45) 33.7 μg/m3 (96) 96.0
 
Sept. 8, 2019, 2 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 36.0 ppb (28) N/A 34.0 μg/m3 (31) 33.6 μg/m3 (96) 96.0
 
Sept. 8, 2019, 1 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 50.0 ppb (38) N/A 28.0 μg/m3 (25) 23.4 μg/m3 (74) 74.0
 
Sept. 8, 2019, midnight N/A N/A N/A N/A N/A 7.0 ppb (10) 58.0 ppb (45) N/A 26.0 μg/m3 (24) 33.2 μg/m3 (95) 95.0
 
Sept. 7, 2019, 11 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 59.0 ppb (45) N/A 34.0 μg/m3 (31) 14.3 μg/m3 (55) 55.0
 
Sept. 7, 2019, 10 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 52.0 ppb (40) N/A 32.0 μg/m3 (29) 15.4 μg/m3 (57) 57.0
 
Sept. 7, 2019, 9 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 46.0 ppb (35) N/A 24.0 μg/m3 (22) 22.5 μg/m3 (72) 72.0
 
Sept. 7, 2019, 8 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 47.0 ppb (36) N/A 29.0 μg/m3 (26) 16.3 μg/m3 (59) 59.0
 
Sept. 7, 2019, 7 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 49.0 ppb (38) N/A 29.0 μg/m3 (26) 21.0 μg/m3 (69) 69.0
 
Sept. 7, 2019, 6 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 46.0 ppb (35) N/A 32.0 μg/m3 (29) 23.7 μg/m3 (75) 75.0