ID: 2551

AQSQID: 80011G009

Site Name: Estaci¢N Hospital General

Added: April 21, 2020, 6:24 p.m.

Updated: June 14, 2021, 8:51 p.m.

Location: Silao (Miguel Hidalgo), MX

Reporting: True, Located: True

Current AQI: 18.0

Silao (Miguel Hidalgo) MX, MX: 20.9479, -101.4258

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
June 14, 2021, 7 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 19.0 ppb (18) N/A 16.0 μg/m3 (15) N/A 18.0
 
June 14, 2021, 6 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 17.0 ppb (16) N/A 14.0 μg/m3 (13) N/A 16.0
 
June 14, 2021, 5 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 18.0 ppb (17) N/A 15.0 μg/m3 (14) N/A 17.0
 
June 14, 2021, 4 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 16.0 ppb (15) N/A 19.0 μg/m3 (18) N/A 18.0
 
June 14, 2021, 3 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 14.0 ppb (13) N/A 12.0 μg/m3 (12) N/A 13.0
 
June 14, 2021, 2 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 12.0 ppb (12) N/A 16.0 μg/m3 (15) N/A 15.0
 
June 14, 2021, 1 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 7.0 ppb (7) N/A 10.0 μg/m3 (10) N/A 10.0
 
June 14, 2021, noon N/A N/A N/A N/A N/A 6.0 ppb (9) 9.0 ppb (9) N/A 6.0 μg/m3 (6) N/A 9.0
 
June 14, 2021, 11 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 20.0 ppb (19) N/A 4.0 μg/m3 (4) N/A 19.0
 
June 14, 2021, 10 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 21.0 ppb (20) N/A 3.0 μg/m3 (3) N/A 20.0
 
June 14, 2021, 9 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 21.0 ppb (20) N/A 3.0 μg/m3 (3) N/A 20.0
 
June 14, 2021, 8 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 21.0 ppb (20) N/A 4.0 μg/m3 (4) N/A 20.0
 
June 14, 2021, 7 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 22.0 ppb (21) N/A 5.0 μg/m3 (5) N/A 21.0
 
June 14, 2021, 6 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 24.0 ppb (23) N/A 5.0 μg/m3 (5) N/A 23.0
 
June 14, 2021, 5 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 21.0 ppb (20) N/A 5.0 μg/m3 (5) N/A 20.0
 
June 14, 2021, 4 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 19.0 ppb (18) N/A 6.0 μg/m3 (6) N/A 18.0
 
June 14, 2021, 3 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 16.0 ppb (15) N/A 10.0 μg/m3 (10) N/A 15.0
 
June 14, 2021, 2 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 17.0 ppb (16) N/A 13.0 μg/m3 (13) N/A 16.0
 
June 14, 2021, 1 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 19.0 ppb (18) N/A 12.0 μg/m3 (12) N/A 18.0
 
June 14, 2021, midnight N/A N/A N/A N/A N/A 7.0 ppb (10) 21.0 ppb (20) N/A 16.0 μg/m3 (15) N/A 20.0
 
June 13, 2021, 11 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 21.0 ppb (20) N/A 13.0 μg/m3 (13) N/A 20.0
 
June 13, 2021, 10 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 19.0 ppb (18) N/A 14.0 μg/m3 (13) N/A 18.0
 
June 13, 2021, 9 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 16.0 ppb (15) N/A 17.0 μg/m3 (16) N/A 16.0
 
June 13, 2021, 8 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 16.0 ppb (15) N/A 14.0 μg/m3 (13) N/A 15.0
 
June 13, 2021, 7 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 17.0 ppb (16) N/A 18.0 μg/m3 (17) N/A 17.0
 
June 13, 2021, 6 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 16.0 ppb (15) N/A 11.0 μg/m3 (11) N/A 15.0
 
June 13, 2021, 5 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 19.0 ppb (18) N/A 10.0 μg/m3 (10) N/A 18.0
 
June 13, 2021, 4 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 15.0 ppb (14) N/A 13.0 μg/m3 (13) N/A 14.0
 
June 13, 2021, 3 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 14.0 ppb (13) N/A 14.0 μg/m3 (13) N/A 13.0
 
June 13, 2021, 2 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 14.0 ppb (13) N/A 11.0 μg/m3 (11) N/A 13.0
 
June 13, 2021, 1 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 15.0 ppb (14) N/A 11.0 μg/m3 (11) N/A 14.0
 
June 13, 2021, noon N/A N/A N/A N/A N/A 6.0 ppb (9) 10.0 ppb (10) N/A 12.0 μg/m3 (12) N/A 12.0
 
June 13, 2021, 11 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 11.0 ppb (11) N/A 10.0 μg/m3 (10) N/A 11.0
 
June 13, 2021, 10 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 13.0 ppb (13) N/A 10.0 μg/m3 (10) N/A 13.0
 
June 13, 2021, 9 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 15.0 ppb (14) N/A 6.0 μg/m3 (6) N/A 14.0
 
June 13, 2021, 8 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 16.0 ppb (15) N/A 1.0 μg/m3 (1) N/A 15.0
 
June 13, 2021, 7 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 20.0 ppb (19) N/A 15.0 μg/m3 (14) N/A 19.0
 
June 13, 2021, 6 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 21.0 ppb (20) N/A 11.0 μg/m3 (11) N/A 20.0
 
June 13, 2021, 5 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 25.0 ppb (24) N/A 22.0 μg/m3 (21) N/A 24.0
 
June 13, 2021, 4 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 31.0 ppb (29) N/A 31.0 μg/m3 (29) N/A 29.0
 
June 13, 2021, 3 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 29.0 ppb (27) N/A 27.0 μg/m3 (25) N/A 27.0
 
June 13, 2021, 2 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 22.0 ppb (21) N/A 27.0 μg/m3 (25) N/A 25.0
 
June 13, 2021, 1 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 24.0 ppb (23) N/A 30.0 μg/m3 (28) N/A 28.0
 
June 13, 2021, midnight N/A N/A N/A N/A N/A 6.0 ppb (9) 26.0 ppb (25) N/A 27.0 μg/m3 (25) N/A 25.0
 
June 12, 2021, 11 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 28.0 ppb (26) N/A 28.0 μg/m3 (26) N/A 26.0
 
June 12, 2021, 10 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 31.0 ppb (29) N/A 34.0 μg/m3 (32) N/A 32.0
 
June 12, 2021, 9 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 32.0 ppb (30) N/A 32.0 μg/m3 (30) N/A 30.0
 
June 12, 2021, 8 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 34.0 ppb (32) N/A 21.0 μg/m3 (20) N/A 32.0
 
June 12, 2021, 7 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 37.0 ppb (35) N/A 15.0 μg/m3 (14) N/A 35.0
 
June 12, 2021, 6 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 36.0 ppb (34) N/A 21.0 μg/m3 (20) N/A 34.0
 
June 12, 2021, 5 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 35.0 ppb (33) N/A 18.0 μg/m3 (17) N/A 33.0
 
June 12, 2021, 4 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 35.0 ppb (33) N/A 15.0 μg/m3 (14) N/A 33.0
 
June 12, 2021, 3 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 33.0 ppb (31) N/A 20.0 μg/m3 (19) N/A 31.0
 
June 12, 2021, 2 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 21.0 ppb (20) N/A 37.0 μg/m3 (35) N/A 35.0
 
June 12, 2021, 1 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 13.0 ppb (13) N/A 16.0 μg/m3 (15) N/A 15.0
 
June 12, 2021, noon N/A N/A N/A N/A N/A 5.0 ppb (8) 33.0 ppb (31) N/A 10.0 μg/m3 (10) N/A 31.0
 
June 12, 2021, 11 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 36.0 ppb (34) N/A 9.0 μg/m3 (9) N/A 34.0
 
June 12, 2021, 10 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 38.0 ppb (36) N/A 15.0 μg/m3 (14) N/A 36.0
 
June 12, 2021, 9 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 40.0 ppb (38) N/A 6.0 μg/m3 (6) N/A 38.0
 
June 12, 2021, 8 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 39.0 ppb (37) N/A 16.0 μg/m3 (15) N/A 37.0
 
June 12, 2021, 7 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 41.0 ppb (38) N/A 8.0 μg/m3 (8) N/A 38.0
 
June 12, 2021, 6 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 40.0 ppb (38) N/A 27.0 μg/m3 (25) N/A 38.0
 
June 12, 2021, 5 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 36.0 ppb (34) N/A 37.0 μg/m3 (35) N/A 35.0
 
June 12, 2021, 4 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 33.0 ppb (31) N/A 30.0 μg/m3 (28) N/A 31.0
 
June 12, 2021, 3 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 32.0 ppb (30) N/A 29.0 μg/m3 (27) N/A 30.0
 
June 12, 2021, 2 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 34.0 ppb (32) N/A 24.0 μg/m3 (23) N/A 32.0
 
June 12, 2021, 1 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 35.0 ppb (33) N/A 29.0 μg/m3 (27) N/A 33.0
 
June 12, 2021, midnight N/A N/A N/A N/A N/A 8.0 ppb (12) 35.0 ppb (33) N/A 26.0 μg/m3 (25) N/A 33.0
 
June 11, 2021, 11 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 37.0 ppb (35) N/A 22.0 μg/m3 (21) N/A 35.0
 
June 11, 2021, 10 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 40.0 ppb (38) N/A 29.0 μg/m3 (27) N/A 38.0
 
June 11, 2021, 9 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 38.0 ppb (36) N/A 24.0 μg/m3 (23) N/A 36.0
 
June 11, 2021, 8 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 39.0 ppb (37) N/A 19.0 μg/m3 (18) N/A 37.0
 
June 11, 2021, 7 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 36.0 ppb (34) N/A 20.0 μg/m3 (19) N/A 34.0
 
June 11, 2021, 6 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 38.0 ppb (36) N/A 28.0 μg/m3 (26) N/A 36.0
 
June 11, 2021, 5 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 34.0 ppb (32) N/A 52.0 μg/m3 (49) N/A 49.0
 
June 11, 2021, 4 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 27.0 ppb (25) N/A 112.0 μg/m3 (80) N/A 80.0
 
June 11, 2021, 3 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 5.0 ppb (5) N/A 134.0 μg/m3 (91) N/A 91.0
 
June 11, 2021, 2 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 4.0 ppb (4) N/A 88.0 μg/m3 (68) N/A 68.0
 
June 11, 2021, 1 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 3.0 ppb (3) N/A 59.0 μg/m3 (53) N/A 53.0
 
June 11, 2021, noon N/A N/A N/A N/A N/A 6.0 ppb (9) 3.0 ppb (3) N/A 40.0 μg/m3 (38) N/A 38.0
 
June 11, 2021, 11 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 13.0 ppb (13) N/A 22.0 μg/m3 (21) N/A 21.0
 
June 11, 2021, 10 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 24.0 ppb (23) N/A 17.0 μg/m3 (16) N/A 23.0
 
June 11, 2021, 9 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 28.0 ppb (26) N/A 17.0 μg/m3 (16) N/A 26.0
 
June 11, 2021, 8 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 33.0 ppb (31) N/A 15.0 μg/m3 (14) N/A 31.0
 
June 11, 2021, 7 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 35.0 ppb (33) N/A 14.0 μg/m3 (13) N/A 33.0
 
June 11, 2021, 6 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 36.0 ppb (34) N/A 22.0 μg/m3 (21) N/A 34.0
 
June 11, 2021, 5 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 34.0 ppb (32) N/A 61.0 μg/m3 (54) N/A 54.0
 
June 11, 2021, 4 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 42.0 ppb (39) N/A 45.0 μg/m3 (42) N/A 42.0
 
June 11, 2021, 3 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 39.0 ppb (37) N/A 76.0 μg/m3 (62) N/A 62.0
 
June 11, 2021, 2 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 42.0 ppb (39) N/A N/A N/A 39.0
 
June 11, 2021, 1 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 36.0 ppb (34) N/A 32.0 μg/m3 (30) N/A 34.0
 
June 11, 2021, midnight N/A N/A N/A N/A N/A 7.0 ppb (10) 37.0 ppb (35) N/A 36.0 μg/m3 (34) N/A 35.0
 
June 10, 2021, 11 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 40.0 ppb (38) N/A 34.0 μg/m3 (32) N/A 38.0
 
June 10, 2021, 10 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 37.0 ppb (35) N/A 32.0 μg/m3 (30) N/A 35.0
 
June 10, 2021, 9 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 37.0 ppb (35) N/A 34.0 μg/m3 (32) N/A 35.0
 
June 10, 2021, 8 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 39.0 ppb (37) N/A 30.0 μg/m3 (28) N/A 37.0
 
June 10, 2021, 7 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 35.0 ppb (33) N/A 31.0 μg/m3 (29) N/A 33.0
 
June 10, 2021, 6 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 43.0 ppb (40) N/A 45.0 μg/m3 (42) N/A 42.0
 
June 10, 2021, 5 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 43.0 ppb (40) N/A 37.0 μg/m3 (35) N/A 40.0
 
June 10, 2021, 4 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 32.0 ppb (30) N/A 55.0 μg/m3 (51) N/A 51.0
 
June 10, 2021, 3 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 20.0 ppb (19) N/A 63.0 μg/m3 (55) N/A 55.0
 
June 10, 2021, 2 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 11.0 ppb (11) N/A 57.0 μg/m3 (52) N/A 52.0
 
June 10, 2021, 1 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 8.0 ppb (8) N/A 53.0 μg/m3 (50) N/A 50.0
 
June 10, 2021, noon N/A N/A N/A N/A N/A 6.0 ppb (9) 15.0 ppb (14) N/A 23.0 μg/m3 (22) N/A 22.0
 
June 10, 2021, 11 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 29.0 ppb (27) N/A 17.0 μg/m3 (16) N/A 27.0
 
June 10, 2021, 10 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 31.0 ppb (29) N/A 16.0 μg/m3 (15) N/A 29.0
 
June 10, 2021, 9 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 33.0 ppb (31) N/A 12.0 μg/m3 (12) N/A 31.0
 
June 10, 2021, 8 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 31.0 ppb (29) N/A 22.0 μg/m3 (21) N/A 29.0
 
June 10, 2021, 7 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 32.0 ppb (30) N/A 27.0 μg/m3 (25) N/A 30.0
 
June 10, 2021, 6 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 32.0 ppb (30) N/A 22.0 μg/m3 (21) N/A 30.0
 
June 10, 2021, 5 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 34.0 ppb (32) N/A 45.0 μg/m3 (42) N/A 42.0
 
June 10, 2021, 4 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 34.0 ppb (32) N/A 48.0 μg/m3 (45) N/A 45.0
 
June 10, 2021, 3 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 36.0 ppb (34) N/A 35.0 μg/m3 (33) N/A 34.0
 
June 10, 2021, 2 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 38.0 ppb (36) N/A 83.0 μg/m3 (65) N/A 65.0
 
June 10, 2021, 1 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 42.0 ppb (39) N/A 36.0 μg/m3 (34) N/A 39.0
 
June 10, 2021, midnight N/A N/A N/A N/A N/A 7.0 ppb (10) 44.0 ppb (41) N/A 27.0 μg/m3 (25) N/A 41.0
 
June 9, 2021, 11 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 46.0 ppb (43) N/A 38.0 μg/m3 (36) N/A 43.0
 
June 9, 2021, 10 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 51.0 ppb (48) N/A 25.0 μg/m3 (24) N/A 48.0
 
June 9, 2021, 9 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 62.0 ppb (74) N/A 30.0 μg/m3 (28) N/A 74.0
 
June 9, 2021, 8 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 60.0 ppb (68) N/A 46.0 μg/m3 (43) N/A 68.0
 
June 9, 2021, 7 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 55.0 ppb (51) N/A 34.0 μg/m3 (32) N/A 51.0
 
June 9, 2021, 6 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 51.0 ppb (48) N/A 41.0 μg/m3 (38) N/A 48.0
 
June 9, 2021, 5 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 52.0 ppb (49) N/A 41.0 μg/m3 (38) N/A 49.0
 
June 9, 2021, 4 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 47.0 ppb (44) N/A 56.0 μg/m3 (52) N/A 52.0
 
June 9, 2021, 3 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 34.0 ppb (32) N/A 88.0 μg/m3 (68) N/A 68.0
 
June 9, 2021, 2 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 17.0 ppb (16) N/A 82.0 μg/m3 (65) N/A 65.0
 
June 9, 2021, 1 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 8.0 ppb (8) N/A 42.0 μg/m3 (39) N/A 39.0
 
June 9, 2021, noon N/A N/A N/A N/A N/A 6.0 ppb (9) 11.0 ppb (11) N/A 52.0 μg/m3 (49) N/A 49.0
 
June 9, 2021, 11 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 22.0 ppb (21) N/A 25.0 μg/m3 (24) N/A 24.0
 
June 9, 2021, 10 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 33.0 ppb (31) N/A 22.0 μg/m3 (21) N/A 31.0
 
June 9, 2021, 9 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 39.0 ppb (37) N/A 30.0 μg/m3 (28) N/A 37.0
 
June 9, 2021, 8 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 45.0 ppb (42) N/A 26.0 μg/m3 (25) N/A 42.0
 
June 9, 2021, 7 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 45.0 ppb (42) N/A 31.0 μg/m3 (29) N/A 42.0
 
June 9, 2021, 6 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 44.0 ppb (41) N/A 27.0 μg/m3 (25) N/A 41.0
 
June 9, 2021, 5 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 40.0 ppb (38) N/A 35.9 μg/m3 (34) N/A 38.0
 
June 9, 2021, 4 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 40.0 ppb (38) N/A 27.9 μg/m3 (26) N/A 38.0
 
June 9, 2021, 3 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 40.0 ppb (38) N/A 41.6 μg/m3 (39) N/A 39.0
 
June 9, 2021, 2 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 42.0 ppb (39) N/A 46.4 μg/m3 (43) N/A 43.0
 
June 9, 2021, 1 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 46.0 ppb (43) N/A 42.0 μg/m3 (39) N/A 43.0
 
June 9, 2021, midnight N/A N/A N/A N/A N/A 8.0 ppb (12) 47.0 ppb (44) N/A 30.3 μg/m3 (29) N/A 44.0
 
June 8, 2021, 11 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 49.0 ppb (46) N/A 34.7 μg/m3 (33) N/A 46.0
 
June 8, 2021, 10 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 49.0 ppb (46) N/A 54.5 μg/m3 (51) N/A 51.0
 
June 8, 2021, 9 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 57.0 ppb (58) N/A 28.9 μg/m3 (27) N/A 58.0
 
June 8, 2021, 8 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 74.0 ppb (103) N/A 49.8 μg/m3 (47) N/A 103.0
 
June 8, 2021, 7 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 78.0 ppb (105) N/A 44.7 μg/m3 (42) N/A 105.0
 
June 8, 2021, 6 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 71.0 ppb (101) N/A 56.9 μg/m3 (52) N/A 101.0
 
June 8, 2021, 5 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 59.0 ppb (65) N/A 75.2 μg/m3 (61) N/A 65.0
 
June 8, 2021, 4 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 37.0 ppb (35) N/A 67.5 μg/m3 (58) N/A 58.0
 
June 8, 2021, 3 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 13.0 ppb (13) N/A 141.7 μg/m3 (94) N/A 94.0
 
June 8, 2021, 2 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 3.0 ppb (3) N/A 89.6 μg/m3 (69) N/A 69.0
 
June 8, 2021, 1 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 3.0 ppb (3) N/A 71.1 μg/m3 (59) N/A 59.0
 
June 8, 2021, noon N/A N/A N/A N/A N/A 6.0 ppb (9) 8.0 ppb (8) N/A 32.5 μg/m3 (31) N/A 31.0
 
June 8, 2021, 11 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 14.0 ppb (13) N/A 32.7 μg/m3 (31) N/A 31.0
 
June 8, 2021, 10 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 8.0 ppb (8) N/A 45.1 μg/m3 (42) N/A 42.0
 
June 8, 2021, 9 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 5.0 ppb (5) N/A 48.9 μg/m3 (46) N/A 46.0
 
June 8, 2021, 8 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 17.0 ppb (16) N/A 51.1 μg/m3 (48) N/A 48.0
 
June 8, 2021, 7 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 14.0 ppb (13) N/A 83.3 μg/m3 (66) N/A 66.0
 
June 8, 2021, 6 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 7.0 ppb (7) N/A 59.2 μg/m3 (54) N/A 54.0
 
June 8, 2021, 5 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 20.0 ppb (19) N/A 46.1 μg/m3 (43) N/A 43.0
 
June 8, 2021, 4 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 42.0 ppb (39) N/A 65.5 μg/m3 (57) N/A 57.0
 
June 8, 2021, 3 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 45.0 ppb (42) N/A 46.2 μg/m3 (43) N/A 43.0
 
June 8, 2021, 2 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 57.0 ppb (58) N/A 62.1 μg/m3 (55) N/A 58.0
 
June 8, 2021, 1 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 68.0 ppb (94) N/A 54.8 μg/m3 (51) N/A 94.0
 
June 8, 2021, midnight N/A N/A N/A N/A N/A 8.0 ppb (12) 68.0 ppb (94) N/A 50.3 μg/m3 (47) N/A 94.0
 
June 7, 2021, 11 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 65.0 ppb (84) N/A 26.7 μg/m3 (25) N/A 84.0
 
June 7, 2021, 10 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 64.0 ppb (81) N/A 21.8 μg/m3 (21) N/A 81.0
 
June 7, 2021, 9 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 72.0 ppb (102) N/A 30.6 μg/m3 (29) N/A 102.0
 
June 7, 2021, 8 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 76.0 ppb (104) N/A 27.7 μg/m3 (26) N/A 104.0