AQSQID: 80011G011

Site Name: Estaci¢N T21

Location: León (Blvd Venustiano Carranza), MX

Reporting: True, Located: True

Current AQI: 31.0

León (Blvd Venustiano Carranza) MX, MX: 21.108683, -101.68863

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 20, 2019, 11 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 40.0 ppb (31) N/A 20.0 μg/m3 (18) N/A 31.0
 
Jan. 20, 2019, 10 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 42.0 ppb (32) N/A 33.0 μg/m3 (30) N/A 32.0
 
Jan. 20, 2019, 9 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 41.0 ppb (32) N/A 34.0 μg/m3 (31) N/A 32.0
 
Jan. 20, 2019, 8 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 43.0 ppb (33) N/A 45.0 μg/m3 (41) N/A 41.0
 
Jan. 20, 2019, 7 p.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 40.0 ppb (31) N/A 40.0 μg/m3 (36) N/A 36.0
 
Jan. 20, 2019, 6 p.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 34.0 ppb (26) N/A 35.0 μg/m3 (32) N/A 32.0
 
Jan. 20, 2019, 5 p.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 25.0 ppb (19) N/A 36.0 μg/m3 (33) N/A 33.0
 
Jan. 20, 2019, 4 p.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 16.0 ppb (12) N/A 46.0 μg/m3 (42) N/A 42.0
 
Jan. 20, 2019, 3 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 11.0 ppb (8) N/A 37.0 μg/m3 (34) N/A 34.0
 
Jan. 20, 2019, 2 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 11.0 ppb (8) N/A 29.0 μg/m3 (26) N/A 26.0
 
Jan. 20, 2019, 1 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 14.0 ppb (11) N/A 25.0 μg/m3 (23) N/A 23.0
 
Jan. 20, 2019, noon N/A N/A N/A N/A N/A 11.0 ppb (16) 12.0 ppb (9) N/A 26.0 μg/m3 (24) N/A 24.0
 
Jan. 20, 2019, 11 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 14.0 ppb (11) N/A 27.0 μg/m3 (25) N/A 25.0
 
Jan. 20, 2019, 10 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 14.0 ppb (11) N/A 29.0 μg/m3 (26) N/A 26.0
 
Jan. 20, 2019, 9 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 14.0 ppb (11) N/A 31.0 μg/m3 (28) N/A 28.0
 
Jan. 20, 2019, 8 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 16.0 ppb (12) N/A 23.0 μg/m3 (21) N/A 21.0
 
Jan. 20, 2019, 7 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 20.0 ppb (15) N/A 42.0 μg/m3 (38) N/A 38.0
 
Jan. 20, 2019, 6 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 19.0 ppb (15) N/A 40.0 μg/m3 (36) N/A 36.0
 
Jan. 20, 2019, 5 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 21.0 ppb (16) N/A 43.0 μg/m3 (39) N/A 39.0
 
Jan. 20, 2019, 4 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 17.0 ppb (13) N/A 25.0 μg/m3 (23) N/A 23.0
 
Jan. 20, 2019, 3 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 9.0 ppb (7) N/A 27.0 μg/m3 (25) N/A 25.0
 
Jan. 20, 2019, 2 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 17.0 ppb (13) N/A 41.0 μg/m3 (37) N/A 37.0
 
Jan. 20, 2019, 1 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 24.0 ppb (18) N/A 10.0 μg/m3 (9) N/A 18.0
 
Jan. 20, 2019, midnight N/A N/A N/A N/A N/A 10.0 ppb (14) 32.0 ppb (25) N/A 19.0 μg/m3 (17) N/A 25.0
 
Jan. 19, 2019, 11 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 35.0 ppb (27) N/A 41.0 μg/m3 (37) N/A 37.0
 
Jan. 19, 2019, 10 p.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 38.0 ppb (29) N/A 33.0 μg/m3 (30) N/A 30.0
 
Jan. 19, 2019, 9 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 46.0 ppb (35) N/A 43.0 μg/m3 (39) N/A 39.0
 
Jan. 19, 2019, 8 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 43.0 ppb (33) N/A 30.0 μg/m3 (27) N/A 33.0
 
Jan. 19, 2019, 7 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 35.0 ppb (27) N/A 34.0 μg/m3 (31) N/A 31.0
 
Jan. 19, 2019, 6 p.m. N/A N/A N/A N/A N/A 15.0 ppb (21) 26.0 ppb (20) N/A 74.0 μg/m3 (60) N/A 60.0
 
Jan. 19, 2019, 5 p.m. N/A N/A N/A N/A N/A 21.0 ppb (30) 16.0 ppb (12) N/A 125.0 μg/m3 (85) N/A 85.0
 
Jan. 19, 2019, 4 p.m. N/A N/A N/A N/A N/A 32.0 ppb (46) 7.0 ppb (5) N/A 214.0 μg/m3 (130) N/A 130.0
 
Jan. 19, 2019, 3 p.m. N/A N/A N/A N/A N/A 30.0 ppb (43) 5.0 ppb (4) N/A 84.0 μg/m3 (64) N/A 64.0
 
Jan. 19, 2019, 2 p.m. N/A N/A N/A N/A N/A 20.0 ppb (29) 4.0 ppb (3) N/A 61.0 μg/m3 (53) N/A 53.0
 
Jan. 19, 2019, 1 p.m. N/A N/A N/A N/A N/A 16.0 ppb (23) 6.0 ppb (5) N/A 49.0 μg/m3 (45) N/A 45.0
 
Jan. 19, 2019, noon N/A N/A N/A N/A N/A 11.0 ppb (16) 18.0 ppb (14) N/A 60.0 μg/m3 (52) N/A 52.0
 
Jan. 19, 2019, 11 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 13.0 ppb (10) N/A 23.0 μg/m3 (21) N/A 21.0
 
Jan. 19, 2019, 10 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 7.0 ppb (5) N/A 26.0 μg/m3 (24) N/A 24.0
 
Jan. 19, 2019, 9 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 10.0 ppb (8) N/A 18.0 μg/m3 (16) N/A 16.0
 
Jan. 19, 2019, 8 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 10.0 ppb (8) N/A 28.0 μg/m3 (25) N/A 25.0
 
Jan. 19, 2019, 7 a.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 5.0 ppb (4) N/A 63.0 μg/m3 (54) N/A 54.0
 
Jan. 19, 2019, 6 a.m. N/A N/A N/A N/A N/A 19.0 ppb (27) 4.0 ppb (3) N/A 90.0 μg/m3 (68) N/A 68.0
 
Jan. 19, 2019, 5 a.m. N/A N/A N/A N/A N/A 16.0 ppb (23) 4.0 ppb (3) N/A 61.0 μg/m3 (53) N/A 53.0
 
Jan. 19, 2019, 4 a.m. N/A N/A N/A N/A N/A 15.0 ppb (21) 6.0 ppb (5) N/A 52.0 μg/m3 (47) N/A 47.0
 
Jan. 19, 2019, 3 a.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 5.0 ppb (4) N/A 54.0 μg/m3 (49) N/A 49.0
 
Jan. 19, 2019, 2 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 10.0 ppb (8) N/A 38.0 μg/m3 (35) N/A 35.0
 
Jan. 19, 2019, 1 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 14.0 ppb (11) N/A 35.0 μg/m3 (32) N/A 32.0
 
Jan. 19, 2019, midnight N/A N/A N/A N/A N/A 13.0 ppb (19) 19.0 ppb (15) N/A 41.0 μg/m3 (37) N/A 37.0
 
Jan. 18, 2019, 11 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 19.0 ppb (15) N/A 37.0 μg/m3 (34) N/A 34.0
 
Jan. 18, 2019, 10 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 25.0 ppb (19) N/A 36.0 μg/m3 (33) N/A 33.0
 
Jan. 18, 2019, 9 p.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 29.0 ppb (22) N/A 44.0 μg/m3 (40) N/A 40.0
 
Jan. 18, 2019, 8 p.m. N/A N/A N/A N/A N/A 15.0 ppb (21) 43.0 ppb (33) N/A 53.0 μg/m3 (48) N/A 48.0
 
Jan. 18, 2019, 7 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 46.0 ppb (35) N/A 65.0 μg/m3 (55) N/A 55.0
 
Jan. 18, 2019, 6 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 36.0 ppb (28) N/A 52.0 μg/m3 (47) N/A 47.0
 
Jan. 18, 2019, 5 p.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 24.0 ppb (18) N/A 68.0 μg/m3 (56) N/A 56.0
 
Jan. 18, 2019, 4 p.m. N/A N/A N/A N/A N/A 17.0 ppb (24) 12.0 ppb (9) N/A 68.0 μg/m3 (56) N/A 56.0
 
Jan. 18, 2019, 3 p.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 8.0 ppb (6) N/A 55.0 μg/m3 (50) N/A 50.0
 
Jan. 18, 2019, 2 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 5.0 ppb (4) N/A 34.0 μg/m3 (31) N/A 31.0
 
Jan. 18, 2019, 1 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 7.0 ppb (5) N/A 28.0 μg/m3 (25) N/A 25.0
 
Jan. 18, 2019, noon N/A N/A N/A N/A N/A 12.0 ppb (17) 10.0 ppb (8) N/A 26.0 μg/m3 (24) N/A 24.0
 
Jan. 18, 2019, 11 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 12.0 ppb (9) N/A 22.0 μg/m3 (20) N/A 20.0
 
Jan. 18, 2019, 10 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 10.0 ppb (8) N/A 27.0 μg/m3 (25) N/A 25.0
 
Jan. 18, 2019, 9 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 17.0 ppb (13) N/A 25.0 μg/m3 (23) N/A 23.0
 
Jan. 18, 2019, 8 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 26.0 ppb (20) N/A 27.0 μg/m3 (25) N/A 25.0
 
Jan. 18, 2019, 7 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 26.0 ppb (20) N/A 23.0 μg/m3 (21) N/A 21.0
 
Jan. 18, 2019, 6 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 28.0 ppb (22) N/A 36.0 μg/m3 (33) N/A 33.0
 
Jan. 18, 2019, 5 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 29.0 ppb (22) N/A 39.0 μg/m3 (35) N/A 35.0
 
Jan. 18, 2019, 4 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 29.0 ppb (22) N/A 44.0 μg/m3 (40) N/A 40.0
 
Jan. 18, 2019, 3 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 28.0 ppb (22) N/A 46.0 μg/m3 (42) N/A 42.0
 
Jan. 18, 2019, 2 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 28.0 ppb (22) N/A 44.0 μg/m3 (40) N/A 40.0
 
Jan. 18, 2019, 1 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 28.0 ppb (22) N/A 48.0 μg/m3 (44) N/A 44.0
 
Jan. 18, 2019, midnight N/A N/A N/A N/A N/A 13.0 ppb (19) 36.0 ppb (28) N/A 40.0 μg/m3 (36) N/A 36.0
 
Jan. 17, 2019, 11 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 54.0 ppb (42) N/A 43.0 μg/m3 (39) N/A 42.0
 
Jan. 17, 2019, 10 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 61.0 ppb (47) N/A 40.0 μg/m3 (36) N/A 47.0
 
Jan. 17, 2019, 9 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 60.0 ppb (46) N/A 43.0 μg/m3 (39) N/A 46.0
 
Jan. 17, 2019, 8 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 48.0 ppb (37) N/A 38.0 μg/m3 (35) N/A 37.0
 
Jan. 17, 2019, 7 p.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 39.0 ppb (30) N/A 55.0 μg/m3 (50) N/A 50.0
 
Jan. 17, 2019, 6 p.m. N/A N/A N/A N/A N/A 15.0 ppb (21) 30.0 ppb (23) N/A 44.0 μg/m3 (40) N/A 40.0
 
Jan. 17, 2019, 5 p.m. N/A N/A N/A N/A N/A 20.0 ppb (29) 22.0 ppb (17) N/A 119.0 μg/m3 (82) N/A 82.0
 
Jan. 17, 2019, 4 p.m. N/A N/A N/A N/A N/A 23.0 ppb (33) 7.0 ppb (5) N/A 136.0 μg/m3 (90) N/A 90.0
 
Jan. 17, 2019, 3 p.m. N/A N/A N/A N/A N/A 21.0 ppb (30) 4.0 ppb (3) N/A 63.0 μg/m3 (54) N/A 54.0
 
Jan. 17, 2019, 2 p.m. N/A N/A N/A N/A N/A 16.0 ppb (23) 2.0 ppb (2) N/A 52.0 μg/m3 (47) N/A 47.0
 
Jan. 17, 2019, 1 p.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 3.0 ppb (2) N/A 31.0 μg/m3 (28) N/A 28.0
 
Jan. 17, 2019, noon N/A N/A N/A N/A N/A 14.0 ppb (20) 11.0 ppb (8) N/A 36.0 μg/m3 (33) N/A 33.0
 
Jan. 17, 2019, 11 a.m. N/A N/A N/A N/A N/A 16.0 ppb (23) 9.0 ppb (7) N/A 49.0 μg/m3 (45) N/A 45.0
 
Jan. 17, 2019, 10 a.m. N/A N/A N/A N/A N/A 15.0 ppb (21) 14.0 ppb (11) N/A 48.0 μg/m3 (44) N/A 44.0
 
Jan. 17, 2019, 9 a.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 9.0 ppb (7) N/A 67.0 μg/m3 (56) N/A 56.0
 
Jan. 17, 2019, 8 a.m. N/A N/A N/A N/A N/A 15.0 ppb (21) 8.0 ppb (6) N/A 70.0 μg/m3 (58) N/A 58.0
 
Jan. 17, 2019, 7 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 5.0 ppb (4) N/A 66.0 μg/m3 (56) N/A 56.0
 
Jan. 17, 2019, 6 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 10.0 ppb (8) N/A 43.0 μg/m3 (39) N/A 39.0
 
Jan. 17, 2019, midnight N/A N/A N/A N/A N/A 8.0 ppb (11) 40.0 ppb (31) N/A 30.0 μg/m3 (27) N/A 31.0
 
Jan. 16, 2019, 11 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 42.0 ppb (32) N/A 27.0 μg/m3 (25) N/A 32.0
 
Jan. 16, 2019, 10 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 39.0 ppb (30) N/A 31.0 μg/m3 (28) N/A 30.0
 
Jan. 16, 2019, 9 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 41.0 ppb (32) N/A 38.0 μg/m3 (35) N/A 35.0
 
Jan. 16, 2019, 8 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 43.0 ppb (33) N/A 51.0 μg/m3 (46) N/A 46.0
 
Jan. 16, 2019, 7 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 38.0 ppb (29) N/A 51.0 μg/m3 (46) N/A 46.0
 
Jan. 16, 2019, 6 p.m. N/A N/A N/A N/A N/A 15.0 ppb (21) 28.0 ppb (22) N/A 68.0 μg/m3 (56) N/A 56.0
 
Jan. 16, 2019, 5 p.m. N/A N/A N/A N/A N/A 20.0 ppb (29) 13.0 ppb (10) N/A 136.0 μg/m3 (90) N/A 90.0
 
Jan. 16, 2019, 4 p.m. N/A N/A N/A N/A N/A 21.0 ppb (30) 5.0 ppb (4) N/A 89.0 μg/m3 (67) N/A 67.0
 
Jan. 16, 2019, 3 p.m. N/A N/A N/A N/A N/A 22.0 ppb (31) 4.0 ppb (3) N/A 98.0 μg/m3 (72) N/A 72.0
 
Jan. 16, 2019, 2 p.m. N/A N/A N/A N/A N/A 15.0 ppb (21) 3.0 ppb (2) N/A 47.0 μg/m3 (43) N/A 43.0
 
Jan. 16, 2019, 1 p.m. N/A N/A N/A N/A N/A 15.0 ppb (21) 2.0 ppb (2) N/A 76.0 μg/m3 (60) N/A 60.0
 
Jan. 16, 2019, noon N/A N/A N/A N/A N/A 16.0 ppb (23) 4.0 ppb (3) N/A 45.0 μg/m3 (41) N/A 41.0
 
Jan. 16, 2019, 11 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 5.0 ppb (4) N/A 56.0 μg/m3 (50) N/A 50.0
 
Jan. 16, 2019, 10 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 6.0 ppb (5) N/A 20.0 μg/m3 (18) N/A 18.0
 
Jan. 16, 2019, 9 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 15.0 ppb (12) N/A 26.0 μg/m3 (24) N/A 24.0
 
Jan. 16, 2019, 8 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 10.0 ppb (8) N/A 30.0 μg/m3 (27) N/A 27.0
 
Jan. 16, 2019, 7 a.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 7.0 ppb (5) N/A 96.0 μg/m3 (70) N/A 70.0
 
Jan. 16, 2019, 6 a.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 3.0 ppb (2) N/A 37.0 μg/m3 (34) N/A 34.0
 
Jan. 16, 2019, 5 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 5.0 ppb (4) N/A 41.0 μg/m3 (37) N/A 37.0
 
Jan. 16, 2019, 4 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 6.0 ppb (5) N/A 45.0 μg/m3 (41) N/A 41.0
 
Jan. 16, 2019, 3 a.m. N/A N/A N/A N/A N/A 15.0 ppb (21) 5.0 ppb (4) N/A 117.0 μg/m3 (81) N/A 81.0
 
Jan. 16, 2019, 2 a.m. N/A N/A N/A N/A N/A 15.0 ppb (21) 5.0 ppb (4) N/A 60.0 μg/m3 (52) N/A 52.0
 
Jan. 16, 2019, 1 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 23.0 ppb (18) N/A 41.0 μg/m3 (37) N/A 37.0
 
Jan. 16, 2019, midnight N/A N/A N/A N/A N/A 12.0 ppb (17) 29.0 ppb (22) N/A 25.0 μg/m3 (23) N/A 23.0
 
Jan. 15, 2019, 11 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 32.0 ppb (25) N/A 30.0 μg/m3 (27) N/A 27.0
 
Jan. 15, 2019, 10 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 31.0 ppb (24) N/A 39.0 μg/m3 (35) N/A 35.0
 
Jan. 15, 2019, 9 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 30.0 ppb (23) N/A 42.0 μg/m3 (38) N/A 38.0
 
Jan. 15, 2019, 8 p.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 32.0 ppb (25) N/A 41.0 μg/m3 (37) N/A 37.0
 
Jan. 15, 2019, 7 p.m. N/A N/A N/A N/A N/A 15.0 ppb (21) 23.0 ppb (18) N/A 54.0 μg/m3 (49) N/A 49.0
 
Jan. 15, 2019, 6 p.m. N/A N/A N/A N/A N/A 17.0 ppb (24) 13.0 ppb (10) N/A 75.0 μg/m3 (60) N/A 60.0
 
Jan. 15, 2019, 5 p.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 8.0 ppb (6) N/A 67.0 μg/m3 (56) N/A 56.0
 
Jan. 15, 2019, 4 p.m. N/A N/A N/A N/A N/A 16.0 ppb (23) 5.0 ppb (4) N/A 76.0 μg/m3 (60) N/A 60.0
 
Jan. 15, 2019, 3 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 5.0 ppb (4) N/A 90.0 μg/m3 (68) N/A 68.0
 
Jan. 15, 2019, 2 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 6.0 ppb (5) N/A 31.0 μg/m3 (28) N/A 28.0
 
Jan. 15, 2019, 1 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 4.0 ppb (3) N/A 30.0 μg/m3 (27) N/A 27.0
 
Jan. 15, 2019, noon N/A N/A N/A N/A N/A 10.0 ppb (14) 4.0 ppb (3) N/A 23.0 μg/m3 (21) N/A 21.0
 
Jan. 15, 2019, 11 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 5.0 ppb (4) N/A 21.0 μg/m3 (19) N/A 19.0
 
Jan. 15, 2019, 10 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 11.0 ppb (8) N/A 15.0 μg/m3 (14) N/A 14.0
 
Jan. 15, 2019, 9 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 17.0 ppb (13) N/A 19.0 μg/m3 (17) N/A 17.0
 
Jan. 15, 2019, 8 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 16.0 ppb (12) N/A 14.0 μg/m3 (13) N/A 13.0
 
Jan. 15, 2019, 7 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 14.0 ppb (11) N/A 25.0 μg/m3 (23) N/A 23.0
 
Jan. 15, 2019, 6 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 9.0 ppb (7) N/A 27.0 μg/m3 (25) N/A 25.0
 
Jan. 15, 2019, 5 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 11.0 ppb (8) N/A 30.0 μg/m3 (27) N/A 27.0
 
Jan. 15, 2019, 4 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 14.0 ppb (11) N/A 32.0 μg/m3 (29) N/A 29.0
 
Jan. 15, 2019, 3 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 14.0 ppb (11) N/A 30.0 μg/m3 (27) N/A 27.0
 
Jan. 15, 2019, 2 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 12.0 ppb (9) N/A 25.0 μg/m3 (23) N/A 23.0
 
Jan. 15, 2019, 1 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 18.0 ppb (14) N/A 23.0 μg/m3 (21) N/A 21.0
 
Jan. 15, 2019, midnight N/A N/A N/A N/A N/A 8.0 ppb (11) 27.0 ppb (21) N/A 19.0 μg/m3 (17) N/A 21.0
 
Jan. 14, 2019, 11 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 30.0 ppb (23) N/A 24.0 μg/m3 (22) N/A 23.0
 
Jan. 14, 2019, 10 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 32.0 ppb (25) N/A 16.0 μg/m3 (15) N/A 25.0
 
Jan. 14, 2019, 9 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 33.0 ppb (25) N/A 20.0 μg/m3 (18) N/A 25.0
 
Jan. 14, 2019, 8 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 35.0 ppb (27) N/A 41.0 μg/m3 (37) N/A 37.0
 
Jan. 14, 2019, 7 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 41.0 ppb (32) N/A 51.0 μg/m3 (46) N/A 46.0
 
Jan. 14, 2019, 6 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 31.0 ppb (24) N/A 27.0 μg/m3 (25) N/A 25.0
 
Jan. 14, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (11) N/A 25.0 μg/m3 (23) N/A 23.0
 
Jan. 14, 2019, 4 p.m. N/A N/A N/A N/A N/A 18.0 ppb (26) 11.0 ppb (8) N/A 41.0 μg/m3 (37) N/A 37.0
 
Jan. 14, 2019, 3 p.m. N/A N/A N/A N/A N/A 23.0 ppb (33) 7.0 ppb (5) N/A 79.0 μg/m3 (62) N/A 62.0
 
Jan. 14, 2019, 2 p.m. N/A N/A N/A N/A N/A 19.0 ppb (27) 6.0 ppb (5) N/A 21.0 μg/m3 (19) N/A 27.0
 
Jan. 14, 2019, 1 p.m. N/A N/A N/A N/A N/A 15.0 ppb (21) 5.0 ppb (4) N/A 18.0 μg/m3 (16) N/A 21.0
 
Jan. 14, 2019, noon N/A N/A N/A N/A N/A 14.0 ppb (20) 5.0 ppb (4) N/A 21.0 μg/m3 (19) N/A 20.0
 
Jan. 14, 2019, 11 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 8.0 ppb (6) N/A 12.0 μg/m3 (11) N/A 19.0
 
Jan. 14, 2019, 10 a.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 9.0 ppb (7) N/A 15.0 μg/m3 (14) N/A 20.0
 
Jan. 14, 2019, 9 a.m. N/A N/A N/A N/A N/A 15.0 ppb (21) 6.0 ppb (5) N/A 12.0 μg/m3 (11) N/A 21.0
 
Jan. 14, 2019, 8 a.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 12.0 ppb (9) N/A 10.0 μg/m3 (9) N/A 20.0
 
Jan. 14, 2019, 7 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 18.0 ppb (14) N/A 14.0 μg/m3 (13) N/A 16.0
 
Jan. 14, 2019, 6 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 17.0 ppb (13) N/A 15.0 μg/m3 (14) N/A 14.0
 
Jan. 14, 2019, 5 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 13.0 ppb (10) N/A 27.0 μg/m3 (25) N/A 25.0
 
Jan. 14, 2019, 4 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 21.0 ppb (16) N/A 30.0 μg/m3 (27) N/A 27.0
 
Jan. 14, 2019, 3 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 22.0 ppb (17) N/A 23.0 μg/m3 (21) N/A 21.0
 
Jan. 14, 2019, 2 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 20.0 ppb (15) N/A 25.0 μg/m3 (23) N/A 23.0
 
Jan. 14, 2019, 1 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 25.0 ppb (19) N/A 17.0 μg/m3 (15) N/A 19.0
 
Jan. 14, 2019, midnight N/A N/A N/A N/A N/A 8.0 ppb (11) 32.0 ppb (25) N/A 18.0 μg/m3 (16) N/A 25.0
 
Jan. 13, 2019, 11 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 34.0 ppb (26) N/A 19.0 μg/m3 (17) N/A 26.0
 
Jan. 13, 2019, 10 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 32.0 ppb (25) N/A 12.0 μg/m3 (11) N/A 25.0
 
Jan. 13, 2019, 9 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 33.0 ppb (25) N/A 26.0 μg/m3 (24) N/A 25.0
 
Jan. 13, 2019, 8 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 35.0 ppb (27) N/A 28.0 μg/m3 (25) N/A 27.0
 
Jan. 13, 2019, 7 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 33.0 ppb (25) N/A 30.0 μg/m3 (27) N/A 27.0