ID: 2339

AQSQID: 800150333

Site Name: San Agust¡N

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

Updated: Sept. 25, 2021, 8 a.m.

Location: Ecatepec De Morelos (Sur 90), MX

Reporting: True, Located: True

Current AQI: 23.0

Ecatepec De Morelos (Sur 90) MX, MX: 19.5329, -99.0303

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 25, 2021, 5 a.m. N/A N/A N/A 24.0 ppb (23) N/A 1.0 ppb (2) 9.0 ppb (9) 0.2 ppb (3) 19.0 μg/m3 (18) 3.0 μg/m3 (13) 23.0
 
Sept. 25, 2021, 4 a.m. N/A N/A N/A 17.0 ppb (17) N/A 2.0 ppb (3) 17.0 ppb (16) 0.2 ppb (3) 21.0 μg/m3 (20) 5.0 μg/m3 (21) 21.0
 
Sept. 25, 2021, 3 a.m. N/A N/A N/A 16.0 ppb (16) N/A N/A 19.0 ppb (18) 0.2 ppb (3) 32.0 μg/m3 (30) 11.0 μg/m3 (46) 46.0
 
Sept. 25, 2021, 2 a.m. N/A N/A N/A 21.0 ppb (20) N/A 2.0 ppb (3) 21.0 ppb (20) 0.3 ppb (4) 37.0 μg/m3 (35) 11.0 μg/m3 (46) 46.0
 
Sept. 25, 2021, 1 a.m. N/A N/A N/A 15.0 ppb (15) N/A N/A 30.0 ppb (28) 0.2 ppb (3) 52.0 μg/m3 (49) 17.0 μg/m3 (62) 62.0
 
Sept. 25, 2021, midnight N/A N/A N/A 12.0 ppb (12) N/A N/A 46.0 ppb (43) N/A 63.0 μg/m3 (55) 30.0 μg/m3 (89) 89.0
 
Sept. 24, 2021, 11 p.m. N/A N/A N/A 14.0 ppb (14) N/A 6.0 ppb (9) 51.0 ppb (48) 0.2 ppb (3) 40.0 μg/m3 (38) 14.0 μg/m3 (55) 55.0
 
Sept. 24, 2021, 10 p.m. N/A N/A N/A 10.0 ppb (10) N/A 3.0 ppb (5) 58.0 ppb (61) 0.1 ppb (2) 32.0 μg/m3 (30) 8.0 μg/m3 (34) 61.0
 
Sept. 24, 2021, 9 p.m. N/A N/A N/A 9.0 ppb (9) N/A 2.0 ppb (3) 56.0 ppb (55) 0.1 ppb (2) 42.0 μg/m3 (39) 22.0 μg/m3 (72) 72.0
 
Sept. 24, 2021, 8 p.m. N/A N/A N/A 10.0 ppb (10) N/A 3.0 ppb (5) 54.0 ppb (50) 0.1 ppb (2) 33.0 μg/m3 (31) 9.0 μg/m3 (38) 50.0
 
Sept. 24, 2021, 7 p.m. N/A N/A N/A 12.0 ppb (12) N/A 3.0 ppb (5) 53.0 ppb (50) 0.1 ppb (2) 61.0 μg/m3 (54) 31.0 μg/m3 (91) 91.0
 
Sept. 24, 2021, 6 p.m. N/A N/A N/A 19.0 ppb (18) N/A 4.0 ppb (6) 42.0 ppb (39) 0.3 ppb (4) 42.0 μg/m3 (39) 15.0 μg/m3 (58) 58.0
 
Sept. 24, 2021, 5 p.m. N/A N/A N/A 20.0 ppb (19) N/A 5.0 ppb (8) 32.0 ppb (30) 0.3 ppb (4) 48.0 μg/m3 (45) 27.0 μg/m3 (83) 83.0
 
Sept. 24, 2021, 4 p.m. N/A N/A N/A 18.0 ppb (17) N/A 6.0 ppb (9) 22.0 ppb (21) 0.3 ppb (4) 76.0 μg/m3 (62) 40.0 μg/m3 (113) 113.0
 
Sept. 24, 2021, 3 p.m. N/A N/A N/A 26.0 ppb (25) N/A 6.0 ppb (9) 8.0 ppb (8) 0.7 ppb (8) 63.0 μg/m3 (55) 31.0 μg/m3 (91) 91.0
 
Sept. 24, 2021, 2 p.m. N/A N/A N/A 25.0 ppb (24) N/A 2.0 ppb (3) 5.0 ppb (5) 0.8 ppb (10) 44.0 μg/m3 (41) 17.0 μg/m3 (62) 62.0
 
Sept. 24, 2021, 1 p.m. N/A N/A N/A 27.0 ppb (26) N/A 1.0 ppb (2) 3.0 ppb (3) 0.6 ppb (7) 36.0 μg/m3 (34) 15.0 μg/m3 (58) 58.0
 
Sept. 24, 2021, noon N/A N/A N/A 27.0 ppb (26) N/A 1.0 ppb (2) 4.0 ppb (4) 0.3 ppb (4) 33.0 μg/m3 (31) 14.0 μg/m3 (55) 55.0
 
Sept. 24, 2021, 11 a.m. N/A N/A N/A 24.0 ppb (23) N/A 1.0 ppb (2) 4.0 ppb (4) 0.2 ppb (3) 26.0 μg/m3 (25) 15.0 μg/m3 (58) 58.0
 
Sept. 24, 2021, 10 a.m. N/A N/A N/A 22.0 ppb (21) N/A 1.0 ppb (2) 5.0 ppb (5) 0.1 ppb (2) 20.0 μg/m3 (19) 12.0 μg/m3 (50) 50.0
 
Sept. 24, 2021, 9 a.m. N/A N/A N/A 18.0 ppb (17) N/A N/A 10.0 ppb (10) 0.0 ppb (0) 32.0 μg/m3 (30) 17.0 μg/m3 (62) 62.0
 
Sept. 24, 2021, 8 a.m. N/A N/A N/A 24.0 ppb (23) N/A 1.0 ppb (2) 6.0 ppb (6) N/A 28.0 μg/m3 (26) 10.0 μg/m3 (42) 42.0
 
Sept. 24, 2021, 7 a.m. N/A N/A N/A 24.0 ppb (23) N/A 1.0 ppb (2) 8.0 ppb (8) N/A 31.0 μg/m3 (29) 8.0 μg/m3 (34) 34.0
 
Sept. 24, 2021, 6 a.m. N/A N/A N/A 26.0 ppb (25) N/A 1.0 ppb (2) 7.0 ppb (7) N/A 47.0 μg/m3 (44) 15.0 μg/m3 (58) 58.0
 
Sept. 24, 2021, 5 a.m. N/A N/A N/A 28.0 ppb (27) N/A N/A 7.0 ppb (7) 0.2 ppb (3) 26.0 μg/m3 (25) N/A 27.0
 
Sept. 24, 2021, 4 a.m. N/A N/A N/A 24.0 ppb (23) N/A 1.0 ppb (2) 11.0 ppb (11) N/A 10.0 μg/m3 (10) N/A 23.0
 
Sept. 24, 2021, 3 a.m. N/A N/A N/A 14.0 ppb (14) N/A 1.0 ppb (2) 22.0 ppb (21) 0.2 ppb (3) 27.0 μg/m3 (25) 8.0 μg/m3 (34) 34.0
 
Sept. 24, 2021, 2 a.m. N/A N/A N/A 20.0 ppb (19) N/A 1.0 ppb (2) 19.0 ppb (18) N/A 25.0 μg/m3 (24) 5.0 μg/m3 (21) 24.0
 
Sept. 24, 2021, 1 a.m. N/A N/A N/A 19.0 ppb (18) N/A N/A 23.0 ppb (22) N/A 19.0 μg/m3 (18) 0.0 μg/m3 (0) 22.0
 
Sept. 24, 2021, midnight N/A N/A N/A 13.0 ppb (13) N/A 1.0 ppb (2) 33.0 ppb (31) 0.1 ppb (2) 8.0 μg/m3 (8) N/A 31.0
 
Sept. 23, 2021, 11 p.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 41.0 ppb (38) 0.0 ppb (0) 27.0 μg/m3 (25) 4.0 μg/m3 (17) 38.0
 
Sept. 23, 2021, 10 p.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 44.0 ppb (41) 0.0 ppb (0) 38.0 μg/m3 (36) 17.0 μg/m3 (62) 62.0
 
Sept. 23, 2021, 9 p.m. N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) 44.0 ppb (41) 0.1 ppb (2) 30.0 μg/m3 (28) 6.0 μg/m3 (25) 41.0
 
Sept. 23, 2021, 8 p.m. N/A N/A N/A 11.0 ppb (11) N/A 1.0 ppb (2) 40.0 ppb (38) 0.1 ppb (2) 39.0 μg/m3 (37) 17.0 μg/m3 (62) 62.0
 
Sept. 23, 2021, 7 p.m. N/A N/A N/A 13.0 ppb (13) N/A 1.0 ppb (2) 32.0 ppb (30) 0.1 ppb (2) 20.0 μg/m3 (19) 1.0 μg/m3 (5) 30.0
 
Sept. 23, 2021, 6 p.m. N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) 29.0 ppb (27) 0.1 ppb (2) 25.0 μg/m3 (24) 11.0 μg/m3 (46) 46.0
 
Sept. 23, 2021, 5 p.m. N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) 28.0 ppb (26) 0.1 ppb (2) 26.0 μg/m3 (25) 8.0 μg/m3 (34) 34.0
 
Sept. 23, 2021, 4 p.m. N/A N/A N/A 17.0 ppb (17) N/A 2.0 ppb (3) 19.0 ppb (18) 0.2 ppb (3) 54.0 μg/m3 (50) 22.0 μg/m3 (72) 72.0
 
Sept. 23, 2021, 3 p.m. N/A N/A N/A 21.0 ppb (20) N/A 2.0 ppb (3) 10.0 ppb (10) 0.5 ppb (6) 51.0 μg/m3 (48) 21.0 μg/m3 (70) 70.0
 
Sept. 23, 2021, 2 p.m. N/A N/A N/A 22.0 ppb (21) N/A 1.0 ppb (2) 4.0 ppb (4) 0.5 ppb (6) 51.0 μg/m3 (48) 22.0 μg/m3 (72) 72.0
 
Sept. 23, 2021, 1 p.m. N/A N/A N/A 18.0 ppb (17) N/A 2.0 ppb (3) 3.0 ppb (3) 0.8 ppb (10) 35.0 μg/m3 (33) 14.0 μg/m3 (55) 55.0
 
Sept. 23, 2021, noon N/A N/A N/A 21.0 ppb (20) N/A 1.0 ppb (2) 3.0 ppb (3) 0.4 ppb (5) 30.0 μg/m3 (28) 16.0 μg/m3 (60) 60.0
 
Sept. 23, 2021, 11 a.m. N/A N/A N/A 22.0 ppb (21) N/A 1.0 ppb (2) 3.0 ppb (3) 0.3 ppb (4) 23.0 μg/m3 (22) 13.0 μg/m3 (53) 53.0
 
Sept. 23, 2021, 10 a.m. N/A N/A N/A 21.0 ppb (20) N/A 1.0 ppb (2) 5.0 ppb (5) 0.1 ppb (2) 18.0 μg/m3 (17) 12.0 μg/m3 (50) 50.0
 
Sept. 23, 2021, 9 a.m. N/A N/A N/A 33.0 ppb (32) N/A 101.0 ppb (113) 38.0 ppb (36) 10.1 ppb (112) 8.0 μg/m3 (8) 2.0 μg/m3 (9) 113.0
 
Sept. 23, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) 7.0 μg/m3 (30) 30.0
 
Sept. 23, 2021, 7 a.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) N/A N/A 22.0 μg/m3 (21) 12.0 μg/m3 (50) 50.0
 
Sept. 23, 2021, 6 a.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) 20.0 ppb (19) N/A 28.0 μg/m3 (26) 16.0 μg/m3 (60) 60.0
 
Sept. 23, 2021, 5 a.m. N/A N/A N/A 14.0 ppb (14) N/A 1.0 ppb (2) 17.0 ppb (16) 0.0 ppb (0) 12.0 μg/m3 (12) 1.0 μg/m3 (5) 16.0
 
Sept. 23, 2021, 4 a.m. N/A N/A N/A 14.0 ppb (14) N/A 1.0 ppb (2) 19.0 ppb (18) 0.0 ppb (0) 28.0 μg/m3 (26) 16.0 μg/m3 (60) 60.0
 
Sept. 23, 2021, 3 a.m. N/A N/A N/A 16.0 ppb (16) N/A N/A 18.0 ppb (17) 0.1 ppb (2) 21.0 μg/m3 (20) 8.0 μg/m3 (34) 34.0
 
Sept. 23, 2021, 2 a.m. N/A N/A N/A 13.0 ppb (13) N/A 1.0 ppb (2) 24.0 ppb (23) 0.1 ppb (2) 17.0 μg/m3 (16) 5.0 μg/m3 (21) 23.0
 
Sept. 23, 2021, 1 a.m. N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) 24.0 ppb (23) 0.1 ppb (2) 18.0 μg/m3 (17) N/A 23.0
 
Sept. 23, 2021, midnight N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) 26.0 ppb (25) 0.1 ppb (2) 30.0 μg/m3 (28) 2.0 μg/m3 (9) 28.0
 
Sept. 22, 2021, 11 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 30.0 ppb (28) 0.0 ppb (0) N/A N/A 28.0
 
Sept. 22, 2021, 10 p.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 34.0 ppb (32) 0.0 ppb (0) 31.0 μg/m3 (29) 14.0 μg/m3 (55) 55.0
 
Sept. 22, 2021, 9 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 35.0 ppb (33) 0.0 ppb (0) N/A N/A 33.0
 
Sept. 22, 2021, 8 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 35.0 ppb (33) 0.0 ppb (0) N/A N/A 33.0
 
Sept. 22, 2021, 7 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 35.0 ppb (33) 0.0 ppb (0) 31.0 μg/m3 (29) 13.0 μg/m3 (53) 53.0
 
Sept. 22, 2021, 6 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 37.0 ppb (35) 0.0 ppb (0) 22.0 μg/m3 (21) 2.0 μg/m3 (9) 35.0
 
Sept. 22, 2021, 5 p.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) 34.0 ppb (32) 0.0 ppb (0) 49.0 μg/m3 (46) 20.0 μg/m3 (68) 68.0
 
Sept. 22, 2021, 4 p.m. N/A N/A N/A 15.0 ppb (15) N/A 1.0 ppb (2) 26.0 ppb (25) 0.2 ppb (3) 41.0 μg/m3 (38) 15.0 μg/m3 (58) 58.0
 
Sept. 22, 2021, 3 p.m. N/A N/A N/A 17.0 ppb (17) N/A 1.0 ppb (2) 21.0 ppb (20) 0.3 ppb (4) 37.0 μg/m3 (35) 14.0 μg/m3 (55) 55.0
 
Sept. 22, 2021, 2 p.m. N/A N/A N/A 21.0 ppb (20) N/A 1.0 ppb (2) 16.0 ppb (15) 0.4 ppb (5) 29.0 μg/m3 (27) 10.0 μg/m3 (42) 42.0
 
Sept. 22, 2021, 1 p.m. N/A N/A N/A 22.0 ppb (21) N/A N/A 14.0 ppb (13) 0.3 ppb (4) 27.0 μg/m3 (25) 14.0 μg/m3 (55) 55.0
 
Sept. 22, 2021, noon N/A N/A N/A 21.0 ppb (20) N/A 1.0 ppb (2) 15.0 ppb (14) 0.2 ppb (3) 25.0 μg/m3 (24) 14.0 μg/m3 (55) 55.0
 
Sept. 22, 2021, 11 a.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (2) 15.0 ppb (14) 0.0 ppb (0) 17.0 μg/m3 (16) 7.0 μg/m3 (30) 30.0
 
Sept. 22, 2021, 10 a.m. N/A N/A N/A 13.0 ppb (13) N/A N/A 18.0 ppb (17) 0.0 ppb (0) 9.0 μg/m3 (9) 5.0 μg/m3 (21) 21.0
 
Sept. 22, 2021, 9 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 29.0 ppb (27) N/A 13.0 μg/m3 (13) 9.0 μg/m3 (38) 38.0
 
Sept. 22, 2021, 8 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 31.0 ppb (29) N/A 22.0 μg/m3 (21) 17.0 μg/m3 (62) 62.0
 
Sept. 22, 2021, 7 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 31.0 ppb (29) N/A 19.0 μg/m3 (18) 9.0 μg/m3 (38) 38.0
 
Sept. 22, 2021, 6 a.m. N/A N/A N/A 8.0 ppb (8) N/A N/A 32.0 ppb (30) N/A 37.0 μg/m3 (35) 20.0 μg/m3 (68) 68.0
 
Sept. 22, 2021, 5 a.m. N/A N/A N/A 14.0 ppb (14) N/A 1.0 ppb (2) 25.0 ppb (24) 0.0 ppb (0) 32.0 μg/m3 (30) 17.0 μg/m3 (62) 62.0
 
Sept. 22, 2021, 4 a.m. N/A N/A N/A 16.0 ppb (16) N/A 1.0 ppb (2) 25.0 ppb (24) 0.1 ppb (2) 28.0 μg/m3 (26) 11.0 μg/m3 (46) 46.0
 
Sept. 22, 2021, 3 a.m. N/A N/A N/A 14.0 ppb (14) N/A 2.0 ppb (3) 29.0 ppb (27) 0.1 ppb (2) 29.0 μg/m3 (27) 10.0 μg/m3 (42) 42.0
 
Sept. 22, 2021, 2 a.m. N/A N/A N/A 13.0 ppb (13) N/A 2.0 ppb (3) 32.0 ppb (30) 0.1 ppb (2) 32.0 μg/m3 (30) 11.0 μg/m3 (46) 46.0
 
Sept. 22, 2021, 1 a.m. N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) 36.0 ppb (34) 0.1 ppb (2) 37.0 μg/m3 (35) 6.0 μg/m3 (25) 35.0
 
Sept. 22, 2021, midnight N/A N/A N/A 14.0 ppb (14) N/A 1.0 ppb (2) 37.0 ppb (35) 0.1 ppb (2) 47.0 μg/m3 (44) 15.0 μg/m3 (58) 58.0
 
Sept. 21, 2021, 11 p.m. N/A N/A N/A 11.0 ppb (11) N/A 1.0 ppb (2) 54.0 ppb (50) 0.1 ppb (2) 33.0 μg/m3 (31) 10.0 μg/m3 (42) 50.0
 
Sept. 21, 2021, 10 p.m. N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) 66.0 ppb (87) 0.1 ppb (2) 32.0 μg/m3 (30) 13.0 μg/m3 (53) 87.0
 
Sept. 21, 2021, 9 p.m. N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) 67.0 ppb (91) 0.0 ppb (0) 45.0 μg/m3 (42) 23.0 μg/m3 (74) 91.0
 
Sept. 21, 2021, 8 p.m. N/A N/A N/A 10.0 ppb (10) N/A 2.0 ppb (3) 71.0 ppb (101) 0.1 ppb (2) 49.0 μg/m3 (46) 26.0 μg/m3 (81) 101.0
 
Sept. 21, 2021, 7 p.m. N/A N/A N/A 13.0 ppb (13) N/A 2.0 ppb (3) 65.0 ppb (84) 0.1 ppb (2) 65.0 μg/m3 (56) 44.0 μg/m3 (122) 122.0
 
Sept. 21, 2021, 6 p.m. N/A N/A N/A 16.0 ppb (16) N/A 3.0 ppb (5) 49.0 ppb (46) 0.2 ppb (3) 66.0 μg/m3 (57) 40.0 μg/m3 (113) 113.0
 
Sept. 21, 2021, 5 p.m. N/A N/A N/A 22.0 ppb (21) N/A 5.0 ppb (8) 34.0 ppb (32) 0.2 ppb (3) 47.0 μg/m3 (44) 21.0 μg/m3 (70) 70.0
 
Sept. 21, 2021, 4 p.m. N/A N/A N/A 25.0 ppb (24) N/A 10.0 ppb (15) 25.0 ppb (24) 0.4 ppb (5) 79.0 μg/m3 (63) 35.0 μg/m3 (100) 100.0
 
Sept. 21, 2021, 3 p.m. N/A N/A N/A 34.0 ppb (33) N/A 9.0 ppb (13) 8.0 ppb (8) 0.9 ppb (11) 65.0 μg/m3 (56) 30.0 μg/m3 (89) 89.0
 
Sept. 21, 2021, 2 p.m. N/A N/A N/A 24.0 ppb (23) N/A 3.0 ppb (5) 4.0 ppb (4) 0.8 ppb (10) 60.0 μg/m3 (54) 26.0 μg/m3 (81) 81.0
 
Sept. 21, 2021, 1 p.m. N/A N/A N/A 24.0 ppb (23) N/A 3.0 ppb (5) 3.0 ppb (3) 0.8 ppb (10) 48.0 μg/m3 (45) 26.0 μg/m3 (81) 81.0
 
Sept. 21, 2021, noon N/A N/A N/A 26.0 ppb (25) N/A N/A 3.0 ppb (3) 0.7 ppb (8) 45.0 μg/m3 (42) 31.0 μg/m3 (91) 91.0
 
Sept. 21, 2021, 11 a.m. N/A N/A N/A 26.0 ppb (25) N/A N/A 4.0 ppb (4) 0.3 ppb (4) 49.0 μg/m3 (46) 30.0 μg/m3 (89) 89.0
 
Sept. 21, 2021, 10 a.m. N/A N/A N/A 26.0 ppb (25) N/A N/A 4.0 ppb (4) 0.3 ppb (4) 45.0 μg/m3 (42) 27.0 μg/m3 (83) 83.0
 
Sept. 21, 2021, 9 a.m. N/A N/A N/A 31.0 ppb (30) N/A N/A 3.0 ppb (3) 0.2 ppb (3) 48.0 μg/m3 (45) 31.0 μg/m3 (91) 91.0
 
Sept. 21, 2021, 8 a.m. N/A N/A N/A 32.0 ppb (31) N/A N/A 5.0 ppb (5) 0.2 ppb (3) 34.0 μg/m3 (32) 18.0 μg/m3 (64) 64.0
 
Sept. 21, 2021, 7 a.m. N/A N/A N/A 35.0 ppb (34) N/A N/A 9.0 ppb (9) 0.2 ppb (3) 29.0 μg/m3 (27) 18.0 μg/m3 (64) 64.0
 
Sept. 21, 2021, 6 a.m. N/A N/A N/A 23.0 ppb (22) N/A 10.0 ppb (15) 22.0 ppb (21) 0.2 ppb (3) 31.0 μg/m3 (29) 19.0 μg/m3 (66) 66.0
 
Sept. 21, 2021, 5 a.m. N/A N/A N/A 23.0 ppb (22) N/A 4.0 ppb (6) 26.0 ppb (25) 0.2 ppb (3) 49.0 μg/m3 (46) 30.0 μg/m3 (89) 89.0
 
Sept. 21, 2021, 4 a.m. N/A N/A N/A 32.0 ppb (31) N/A 2.0 ppb (3) 21.0 ppb (20) 0.3 ppb (4) 46.0 μg/m3 (43) 24.0 μg/m3 (77) 77.0
 
Sept. 21, 2021, 3 a.m. N/A N/A N/A 34.0 ppb (33) N/A 2.0 ppb (3) 27.0 ppb (25) N/A 50.0 μg/m3 (47) 24.0 μg/m3 (77) 77.0
 
Sept. 21, 2021, 2 a.m. N/A N/A N/A 36.0 ppb (34) N/A 2.0 ppb (3) 38.0 ppb (36) 0.5 ppb (6) 43.0 μg/m3 (40) 19.0 μg/m3 (66) 66.0
 
Sept. 21, 2021, 1 a.m. N/A N/A N/A 34.0 ppb (33) N/A 1.0 ppb (2) 25.0 ppb (24) 0.5 ppb (6) 30.0 μg/m3 (28) 14.0 μg/m3 (55) 55.0
 
Sept. 21, 2021, midnight N/A N/A N/A 20.0 ppb (19) N/A 2.0 ppb (3) 39.0 ppb (37) 0.3 ppb (4) 31.0 μg/m3 (29) 14.0 μg/m3 (55) 55.0
 
Sept. 20, 2021, 11 p.m. N/A N/A N/A 18.0 ppb (17) N/A 2.0 ppb (3) 37.0 ppb (35) 0.3 ppb (4) 21.0 μg/m3 (20) 2.0 μg/m3 (9) 35.0
 
Sept. 20, 2021, 10 p.m. N/A N/A N/A 13.0 ppb (13) N/A 2.0 ppb (3) 43.0 ppb (40) 0.1 ppb (2) 15.0 μg/m3 (14) 9.0 μg/m3 (38) 40.0
 
Sept. 20, 2021, 9 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 60.0 ppb (68) 0.0 ppb (0) 21.0 μg/m3 (20) 15.0 μg/m3 (58) 68.0
 
Sept. 20, 2021, 8 p.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 58.0 ppb (61) 0.0 ppb (0) 16.0 μg/m3 (15) 7.0 μg/m3 (30) 61.0
 
Sept. 20, 2021, 7 p.m. N/A N/A N/A 11.0 ppb (11) N/A 2.0 ppb (3) 58.0 ppb (61) 0.1 ppb (2) 48.0 μg/m3 (45) 37.0 μg/m3 (105) 105.0
 
Sept. 20, 2021, 6 p.m. N/A N/A N/A 18.0 ppb (17) N/A 2.0 ppb (3) 50.0 ppb (47) 0.2 ppb (3) 36.0 μg/m3 (34) 25.0 μg/m3 (79) 79.0
 
Sept. 20, 2021, 5 p.m. N/A N/A N/A 21.0 ppb (20) N/A 2.0 ppb (3) 35.0 ppb (33) 0.3 ppb (4) 31.0 μg/m3 (29) 24.0 μg/m3 (77) 77.0
 
Sept. 20, 2021, 4 p.m. N/A N/A N/A 18.0 ppb (17) N/A 2.0 ppb (3) 21.0 ppb (20) 0.2 ppb (3) 34.0 μg/m3 (32) 24.0 μg/m3 (77) 77.0
 
Sept. 20, 2021, 3 p.m. N/A N/A N/A 22.0 ppb (21) N/A 1.0 ppb (2) 13.0 ppb (13) 0.4 ppb (5) 25.0 μg/m3 (24) 16.0 μg/m3 (60) 60.0
 
Sept. 20, 2021, 2 p.m. N/A N/A N/A 24.0 ppb (23) N/A 1.0 ppb (2) 6.0 ppb (6) 0.6 ppb (7) 24.0 μg/m3 (23) 16.0 μg/m3 (60) 60.0
 
Sept. 20, 2021, 1 p.m. N/A N/A N/A 23.0 ppb (22) N/A 1.0 ppb (2) 3.0 ppb (3) 0.5 ppb (6) 18.0 μg/m3 (17) 12.0 μg/m3 (50) 50.0
 
Sept. 20, 2021, noon N/A N/A N/A 24.0 ppb (23) N/A 2.0 ppb (3) 3.0 ppb (3) 0.6 ppb (7) 18.0 μg/m3 (17) 15.0 μg/m3 (58) 58.0
 
Sept. 20, 2021, 11 a.m. N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (2) 5.0 ppb (5) 0.3 ppb (4) 15.0 μg/m3 (14) 13.0 μg/m3 (53) 53.0
 
Sept. 20, 2021, 10 a.m. N/A N/A N/A 14.0 ppb (14) N/A 1.0 ppb (2) 9.0 ppb (9) 0.5 ppb (6) 2.0 μg/m3 (2) 1.0 μg/m3 (5) 14.0
 
Sept. 20, 2021, 9 a.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) 15.0 ppb (14) 0.0 ppb (0) 3.0 μg/m3 (3) 1.0 μg/m3 (5) 14.0
 
Sept. 20, 2021, 8 a.m. N/A N/A N/A 14.0 ppb (14) N/A 1.0 ppb (2) 12.0 ppb (12) 0.1 ppb (2) 1.0 μg/m3 (1) N/A 14.0
 
Sept. 20, 2021, 7 a.m. N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) 16.0 ppb (15) 0.0 ppb (0) 5.0 μg/m3 (5) 4.0 μg/m3 (17) 17.0
 
Sept. 20, 2021, 6 a.m. N/A N/A N/A 16.0 ppb (16) N/A 1.0 ppb (2) 12.0 ppb (12) 0.1 ppb (2) 16.0 μg/m3 (15) 14.0 μg/m3 (55) 55.0
 
Sept. 20, 2021, 5 a.m. N/A N/A N/A 27.0 ppb (26) N/A N/A 4.0 ppb (4) 0.2 ppb (3) 11.0 μg/m3 (11) 8.0 μg/m3 (34) 34.0
 
Sept. 20, 2021, 4 a.m. N/A N/A N/A 22.0 ppb (21) N/A 1.0 ppb (2) 10.0 ppb (10) 0.2 ppb (3) 23.0 μg/m3 (22) 16.0 μg/m3 (60) 60.0
 
Sept. 20, 2021, 3 a.m. N/A N/A N/A 17.0 ppb (17) N/A 1.0 ppb (2) 17.0 ppb (16) 0.2 ppb (3) 11.0 μg/m3 (11) 3.0 μg/m3 (13) 17.0
 
Sept. 20, 2021, 2 a.m. N/A N/A N/A 17.0 ppb (17) N/A 1.0 ppb (2) 19.0 ppb (18) 0.2 ppb (3) 9.0 μg/m3 (9) N/A 18.0
 
Sept. 20, 2021, 1 a.m. N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (2) 20.0 ppb (19) 0.2 ppb (3) 22.0 μg/m3 (21) 8.0 μg/m3 (34) 34.0
 
Sept. 20, 2021, midnight N/A N/A N/A 17.0 ppb (17) N/A 1.0 ppb (2) 21.0 ppb (20) 0.2 ppb (3) 14.0 μg/m3 (13) 5.0 μg/m3 (21) 21.0
 
Sept. 19, 2021, 11 p.m. N/A N/A N/A 11.0 ppb (11) N/A 1.0 ppb (2) 28.0 ppb (26) 0.2 ppb (3) 22.0 μg/m3 (21) 9.0 μg/m3 (38) 38.0
 
Sept. 19, 2021, 10 p.m. N/A N/A N/A 11.0 ppb (11) N/A 1.0 ppb (2) 26.0 ppb (25) 0.2 ppb (3) 21.0 μg/m3 (20) 6.0 μg/m3 (25) 25.0
 
Sept. 19, 2021, 9 p.m. N/A N/A N/A 14.0 ppb (14) N/A 1.0 ppb (2) 30.0 ppb (28) 0.2 ppb (3) 23.0 μg/m3 (22) 12.0 μg/m3 (50) 50.0
 
Sept. 19, 2021, 8 p.m. N/A N/A N/A 13.0 ppb (13) N/A 1.0 ppb (2) 52.0 ppb (49) 0.2 ppb (3) 11.0 μg/m3 (11) 1.0 μg/m3 (5) 49.0
 
Sept. 19, 2021, 7 p.m. N/A N/A N/A 11.0 ppb (11) N/A 1.0 ppb (2) 59.0 ppb (65) 0.1 ppb (2) 13.0 μg/m3 (13) 5.0 μg/m3 (21) 65.0
 
Sept. 19, 2021, 6 p.m. N/A N/A N/A 14.0 ppb (14) N/A 1.0 ppb (2) 53.0 ppb (50) 0.2 ppb (3) 8.0 μg/m3 (8) 5.0 μg/m3 (21) 50.0
 
Sept. 19, 2021, 5 p.m. N/A N/A N/A 20.0 ppb (19) N/A 1.0 ppb (2) 36.0 ppb (34) 0.3 ppb (4) 13.0 μg/m3 (13) 7.0 μg/m3 (30) 34.0
 
Sept. 19, 2021, 4 p.m. N/A N/A N/A 14.0 ppb (14) N/A 1.0 ppb (2) 27.0 ppb (25) 0.2 ppb (3) 8.0 μg/m3 (8) 4.0 μg/m3 (17) 25.0
 
Sept. 19, 2021, 3 p.m. N/A N/A N/A 14.0 ppb (14) N/A 1.0 ppb (2) 21.0 ppb (20) 0.2 ppb (3) 8.0 μg/m3 (8) 6.0 μg/m3 (25) 25.0
 
Sept. 19, 2021, 2 p.m. N/A N/A N/A 20.0 ppb (19) N/A 1.0 ppb (2) 8.0 ppb (8) 0.4 ppb (5) 5.0 μg/m3 (5) 3.0 μg/m3 (13) 19.0
 
Sept. 19, 2021, 1 p.m. N/A N/A N/A 22.0 ppb (21) N/A 1.0 ppb (2) 5.0 ppb (5) 0.4 ppb (5) 7.0 μg/m3 (7) 5.0 μg/m3 (21) 21.0
 
Sept. 19, 2021, noon N/A N/A N/A 20.0 ppb (19) N/A 1.0 ppb (2) 8.0 ppb (8) 0.2 ppb (3) 6.0 μg/m3 (6) 4.0 μg/m3 (17) 19.0
 
Sept. 19, 2021, 11 a.m. N/A N/A N/A 14.0 ppb (14) N/A 1.0 ppb (2) 13.0 ppb (13) 0.1 ppb (2) N/A N/A 14.0
 
Sept. 19, 2021, 10 a.m. N/A N/A N/A 11.0 ppb (11) N/A 1.0 ppb (2) 15.0 ppb (14) 0.0 ppb (0) 3.0 μg/m3 (3) 1.0 μg/m3 (5) 14.0
 
Sept. 19, 2021, 9 a.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) 12.0 ppb (12) 0.0 ppb (0) 7.0 μg/m3 (7) 4.0 μg/m3 (17) 17.0
 
Sept. 19, 2021, 8 a.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) 13.0 ppb (13) N/A 10.0 μg/m3 (10) 8.0 μg/m3 (34) 34.0
 
Sept. 19, 2021, 7 a.m. N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) 14.0 ppb (13) N/A 6.0 μg/m3 (6) 4.0 μg/m3 (17) 17.0
 
Sept. 19, 2021, 6 a.m. N/A N/A N/A 13.0 ppb (13) N/A 1.0 ppb (2) 12.0 ppb (12) N/A 13.0 μg/m3 (13) 10.0 μg/m3 (42) 42.0
 
Sept. 19, 2021, 5 a.m. N/A N/A N/A 11.0 ppb (11) N/A N/A 14.0 ppb (13) N/A 8.0 μg/m3 (8) 5.0 μg/m3 (21) 21.0
 
Sept. 19, 2021, 4 a.m. N/A N/A N/A 16.0 ppb (16) N/A 1.0 ppb (2) 9.0 ppb (9) 0.2 ppb (3) 24.0 μg/m3 (23) 15.0 μg/m3 (58) 58.0
 
Sept. 19, 2021, 3 a.m. N/A N/A N/A 14.0 ppb (14) N/A 1.0 ppb (2) 13.0 ppb (13) N/A 22.0 μg/m3 (21) 14.0 μg/m3 (55) 55.0
 
Sept. 19, 2021, 2 a.m. N/A N/A N/A 17.0 ppb (17) N/A 1.0 ppb (2) 12.0 ppb (12) N/A 32.0 μg/m3 (30) 23.0 μg/m3 (74) 74.0
 
Sept. 19, 2021, 1 a.m. N/A N/A N/A 24.0 ppb (23) N/A 1.0 ppb (2) 8.0 ppb (8) N/A 16.0 μg/m3 (15) 12.0 μg/m3 (50) 50.0
 
Sept. 19, 2021, midnight N/A N/A N/A 20.0 ppb (19) N/A 1.0 ppb (2) 14.0 ppb (13) N/A 13.0 μg/m3 (13) 4.0 μg/m3 (17) 19.0
 
Sept. 18, 2021, 11 p.m. N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) 25.0 ppb (24) 0.1 ppb (2) 43.0 μg/m3 (40) 27.0 μg/m3 (83) 83.0
 
Sept. 18, 2021, 10 p.m. N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) 43.0 ppb (40) 0.1 ppb (2) 44.0 μg/m3 (41) 23.0 μg/m3 (74) 74.0
 
Sept. 18, 2021, 9 p.m. N/A N/A N/A 15.0 ppb (15) N/A 1.0 ppb (2) 49.0 ppb (46) 0.2 ppb (3) 46.0 μg/m3 (43) 28.0 μg/m3 (85) 85.0
 
Sept. 18, 2021, 8 p.m. N/A N/A N/A 13.0 ppb (13) N/A 1.0 ppb (2) 54.0 ppb (50) 0.1 ppb (2) 11.0 μg/m3 (11) 3.0 μg/m3 (13) 50.0
 
Sept. 18, 2021, 7 p.m. N/A N/A N/A 8.0 ppb (8) N/A 2.0 ppb (3) 49.0 ppb (46) 0.0 ppb (0) 25.0 μg/m3 (24) 15.0 μg/m3 (58) 58.0
 
Sept. 18, 2021, 6 p.m. N/A N/A N/A 11.0 ppb (11) N/A 2.0 ppb (3) 38.0 ppb (36) 0.1 ppb (2) 27.0 μg/m3 (25) 15.0 μg/m3 (58) 58.0
 
Sept. 18, 2021, 5 p.m. N/A N/A N/A 13.0 ppb (13) N/A 2.0 ppb (3) 30.0 ppb (28) 0.1 ppb (2) 36.0 μg/m3 (34) 19.0 μg/m3 (66) 66.0
 
Sept. 18, 2021, 4 p.m. N/A N/A N/A 19.0 ppb (18) N/A 3.0 ppb (5) 22.0 ppb (21) 0.3 ppb (4) 36.0 μg/m3 (34) 20.0 μg/m3 (68) 68.0
 
Sept. 18, 2021, 3 p.m. N/A N/A N/A 20.0 ppb (19) N/A 3.0 ppb (5) 15.0 ppb (14) 0.3 ppb (4) 33.0 μg/m3 (31) 13.0 μg/m3 (53) 53.0
 
Sept. 18, 2021, 2 p.m. N/A N/A N/A 24.0 ppb (23) N/A 2.0 ppb (3) 8.0 ppb (8) 0.4 ppb (5) 37.0 μg/m3 (35) 20.0 μg/m3 (68) 68.0
 
Sept. 18, 2021, 1 p.m. N/A N/A N/A 27.0 ppb (26) N/A 2.0 ppb (3) 4.0 ppb (4) 0.3 ppb (4) 26.0 μg/m3 (25) 14.0 μg/m3 (55) 55.0
 
Sept. 18, 2021, noon N/A N/A N/A 21.0 ppb (20) N/A N/A 8.0 ppb (8) 0.2 ppb (3) 21.0 μg/m3 (20) 13.0 μg/m3 (53) 53.0
 
Sept. 18, 2021, 11 a.m. N/A N/A N/A 16.0 ppb (16) N/A N/A 13.0 ppb (13) 0.0 ppb (0) 20.0 μg/m3 (19) 13.0 μg/m3 (53) 53.0
 
Sept. 18, 2021, 10 a.m. N/A N/A N/A 11.0 ppb (11) N/A 2.0 ppb (3) 19.0 ppb (18) 0.0 ppb (0) 18.0 μg/m3 (17) 11.0 μg/m3 (46) 46.0
 
Sept. 18, 2021, 9 a.m. N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) 18.0 ppb (17) 0.0 ppb (0) 29.0 μg/m3 (27) 22.0 μg/m3 (72) 72.0
 
Sept. 18, 2021, 8 a.m. N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) 19.0 ppb (18) 0.0 ppb (0) 25.0 μg/m3 (24) 19.0 μg/m3 (66) 66.0
 
Sept. 18, 2021, 7 a.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) 22.0 ppb (21) N/A 15.0 μg/m3 (14) 7.0 μg/m3 (30) 30.0
 
Sept. 18, 2021, 6 a.m. N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) 21.0 ppb (20) 0.0 ppb (0) 21.0 μg/m3 (20) 11.0 μg/m3 (46) 46.0