ID: 2679

AQSQID: 800020014

Site Name: Spabc14 Cobach

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

Updated: Sept. 28, 2020, 3:40 p.m.

Location: Mexicali (Heroico Colegio Militar), MX

Reporting: True, Located: True

Current AQI: 106.0

Mexicali (Heroico Colegio Militar) MX, MX: 32.6336, -115.5042

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 28, 2020, 2 p.m. N/A 4.5 ppb (4) N/A 12.0 ppb (11) N/A N/A 20.0 ppb (15) 1.35 ppb (15) N/A 38.0 μg/m3 (106) 106.0
 
Sept. 28, 2020, 1 p.m. N/A 3.1 ppb (3) N/A 14.0 ppb (13) N/A N/A 9.0 ppb (7) 1.15 ppb (13) N/A 45.0 μg/m3 (124) 124.0
 
Sept. 28, 2020, noon N/A 3.1 ppb (3) N/A 15.0 ppb (14) N/A N/A 11.0 ppb (8) 1.31 ppb (15) N/A 36.0 μg/m3 (101) 101.0
 
Sept. 28, 2020, 11 a.m. N/A 2.4 ppb (2) N/A 19.0 ppb (18) N/A N/A 5.0 ppb (4) 0.96 ppb (11) N/A 38.0 μg/m3 (106) 106.0
 
Sept. 28, 2020, 10 a.m. N/A 3.3 ppb (3) N/A 22.0 ppb (20) N/A N/A 12.0 ppb (9) 0.89 ppb (10) N/A 55.0 μg/m3 (149) 149.0
 
Sept. 28, 2020, 9 a.m. N/A 5.9 ppb (5) N/A 23.0 ppb (21) N/A N/A 30.0 ppb (23) 1.35 ppb (15) N/A 70.0 μg/m3 (158) 158.0
 
Sept. 28, 2020, 8 a.m. N/A 3.0 ppb (3) N/A 23.0 ppb (21) N/A N/A 10.0 ppb (8) 1.94 ppb (22) N/A 47.0 μg/m3 (129) 129.0
 
Sept. 28, 2020, 7 a.m. N/A 4.1 ppb (4) N/A 24.0 ppb (22) N/A N/A 18.0 ppb (14) 2.02 ppb (22) N/A 34.0 μg/m3 (97) 97.0
 
Sept. 28, 2020, 6 a.m. N/A 2.8 ppb (3) N/A 28.0 ppb (26) N/A N/A 9.0 ppb (7) 1.95 ppb (22) N/A 35.0 μg/m3 (99) 99.0
 
Sept. 28, 2020, 5 a.m. N/A 3.5 ppb (3) N/A 33.0 ppb (31) N/A N/A 14.0 ppb (11) 1.95 ppb (22) N/A 39.0 μg/m3 (109) 109.0
 
Sept. 28, 2020, 4 a.m. N/A 3.4 ppb (3) N/A 33.0 ppb (31) N/A N/A 14.0 ppb (11) 1.88 ppb (21) N/A 27.0 μg/m3 (82) 82.0
 
Sept. 28, 2020, 3 a.m. N/A 4.0 ppb (4) N/A 28.0 ppb (26) N/A N/A 17.0 ppb (13) 1.09 ppb (12) N/A 11.0 μg/m3 (46) 46.0
 
Sept. 28, 2020, 2 a.m. N/A 3.3 ppb (3) N/A 16.0 ppb (15) N/A N/A 13.0 ppb (10) 0.53 ppb (6) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 28, 2020, 1 a.m. N/A 4.3 ppb (4) N/A N/A N/A N/A 19.0 ppb (15) 0.23 ppb (3) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 28, 2020, midnight N/A 3.8 ppb (4) N/A N/A N/A N/A 14.0 ppb (11) 0.25 ppb (3) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 27, 2020, 11 p.m. N/A 1.3 ppb (1) N/A -5.0 ppb (0) N/A N/A 0.0 ppb (0) 0.25 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
Sept. 25, 2020, 5 p.m. N/A 2.2 ppb (2) N/A 11.0 ppb (10) N/A N/A 6.0 ppb (5) 0.53 ppb (6) N/A 28.0 μg/m3 (84) 84.0
 
Sept. 25, 2020, 4 p.m. N/A 3.8 ppb (4) N/A 18.0 ppb (17) N/A N/A 17.0 ppb (13) 0.67 ppb (7) N/A 39.0 μg/m3 (109) 109.0
 
Sept. 25, 2020, 3 p.m. N/A 2.7 ppb (3) N/A 24.0 ppb (22) N/A N/A 9.0 ppb (7) 0.92 ppb (10) N/A 40.0 μg/m3 (111) 111.0
 
Sept. 25, 2020, 2 p.m. N/A 3.5 ppb (3) N/A 20.0 ppb (19) N/A N/A 14.0 ppb (11) 0.77 ppb (9) N/A 29.0 μg/m3 (86) 86.0
 
Sept. 25, 2020, 1 p.m. N/A 3.0 ppb (3) N/A 15.0 ppb (14) N/A N/A 10.0 ppb (8) 0.51 ppb (6) N/A 16.0 μg/m3 (59) 59.0
 
Sept. 25, 2020, noon N/A 3.9 ppb (4) N/A 6.0 ppb (6) N/A N/A 16.0 ppb (12) 0.34 ppb (4) N/A 12.0 μg/m3 (50) 50.0
 
Sept. 25, 2020, 11 a.m. N/A 5.2 ppb (5) N/A N/A N/A N/A 26.0 ppb (20) 0.23 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
Sept. 25, 2020, 10 a.m. N/A 4.8 ppb (4) N/A N/A N/A N/A 24.0 ppb (18) 0.25 ppb (3) N/A 15.0 μg/m3 (56) 56.0
 
Sept. 25, 2020, 7 a.m. N/A 4.4 ppb (4) N/A 1.0 ppb (1) N/A N/A 20.0 ppb (15) 0.33 ppb (4) N/A 28.0 μg/m3 (84) 84.0
 
Sept. 25, 2020, 6 a.m. N/A 1.7 ppb (2) N/A 38.0 ppb (35) N/A N/A 2.0 ppb (2) 1.25 ppb (14) N/A 31.0 μg/m3 (90) 90.0
 
Sept. 25, 2020, 5 a.m. N/A 0.7 ppb (1) N/A 38.0 ppb (35) N/A N/A N/A 1.19 ppb (13) N/A 35.0 μg/m3 (99) 99.0
 
Sept. 25, 2020, 4 a.m. N/A 2.0 ppb (2) N/A 26.0 ppb (24) N/A N/A 4.0 ppb (3) 0.74 ppb (8) N/A 45.0 μg/m3 (124) 124.0
 
Sept. 25, 2020, 3 a.m. N/A 2.3 ppb (2) N/A 22.0 ppb (20) N/A N/A 6.0 ppb (5) 0.65 ppb (7) N/A 23.0 μg/m3 (73) 73.0
 
Sept. 25, 2020, 2 a.m. N/A 5.4 ppb (5) N/A 33.0 ppb (31) N/A N/A 27.0 ppb (21) 0.7 ppb (8) N/A 12.0 μg/m3 (50) 50.0
 
Sept. 25, 2020, 1 a.m. N/A 2.3 ppb (2) N/A -3.0 ppb (0) N/A N/A 5.0 ppb (4) 0.29 ppb (3) N/A 11.0 μg/m3 (46) 46.0
 
Sept. 25, 2020, midnight N/A 2.1 ppb (2) N/A -3.0 ppb (0) N/A N/A 4.0 ppb (3) 0.29 ppb (3) N/A 11.0 μg/m3 (46) 46.0
 
Sept. 24, 2020, 4 p.m. N/A 1.5 ppb (1) N/A 14.0 ppb (13) N/A N/A 1.0 ppb (1) 0.62 ppb (7) N/A 39.0 μg/m3 (109) 109.0
 
Sept. 24, 2020, 3 p.m. N/A 4.2 ppb (4) N/A 23.0 ppb (21) N/A N/A 19.0 ppb (15) 0.87 ppb (10) N/A 42.0 μg/m3 (116) 116.0
 
Sept. 24, 2020, 2 p.m. N/A 6.4 ppb (6) N/A 24.0 ppb (22) N/A N/A 34.0 ppb (26) 1.01 ppb (11) N/A 30.0 μg/m3 (88) 88.0
 
Sept. 24, 2020, 1 p.m. N/A 5.5 ppb (5) N/A 19.0 ppb (18) N/A N/A 27.0 ppb (21) 0.65 ppb (7) N/A 35.0 μg/m3 (99) 99.0
 
Sept. 24, 2020, noon N/A 1.2 ppb (1) N/A 6.0 ppb (6) N/A N/A -1.0 ppb (0) 0.42 ppb (5) N/A 38.0 μg/m3 (106) 106.0
 
Sept. 24, 2020, 11 a.m. N/A 1.5 ppb (1) N/A 4.0 ppb (4) N/A N/A 1.0 ppb (1) 0.4 ppb (4) N/A 15.0 μg/m3 (56) 56.0
 
Sept. 24, 2020, 10 a.m. N/A 2.1 ppb (2) N/A -2.0 ppb (0) N/A N/A 4.0 ppb (3) 0.32 ppb (4) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 24, 2020, 9 a.m. N/A 4.4 ppb (4) N/A 0.0 ppb (0) N/A N/A 20.0 ppb (15) 0.33 ppb (4) N/A 15.0 μg/m3 (56) 56.0
 
Sept. 24, 2020, 8 a.m. N/A 3.2 ppb (3) N/A -1.0 ppb (0) N/A N/A 12.0 ppb (9) 0.33 ppb (4) N/A 14.0 μg/m3 (54) 54.0
 
Sept. 24, 2020, 7 a.m. N/A 2.3 ppb (2) N/A -1.0 ppb (0) N/A N/A 6.0 ppb (5) 0.34 ppb (4) N/A 18.0 μg/m3 (63) 63.0
 
Sept. 24, 2020, 6 a.m. N/A 2.7 ppb (3) N/A 2.0 ppb (2) N/A N/A 9.0 ppb (7) 0.37 ppb (4) N/A 21.0 μg/m3 (69) 69.0
 
Sept. 24, 2020, 5 a.m. N/A 2.0 ppb (2) N/A 10.0 ppb (9) N/A N/A 4.0 ppb (3) 0.51 ppb (6) N/A 42.0 μg/m3 (116) 116.0
 
Sept. 24, 2020, 4 a.m. N/A 5.6 ppb (5) N/A 26.0 ppb (24) N/A N/A 29.0 ppb (22) 1.02 ppb (11) N/A 23.0 μg/m3 (73) 73.0
 
Sept. 24, 2020, 3 a.m. N/A 2.6 ppb (2) N/A 33.0 ppb (31) N/A N/A 7.0 ppb (5) 0.96 ppb (11) N/A 9.0 μg/m3 (38) 38.0
 
Sept. 24, 2020, 2 a.m. N/A 3.4 ppb (3) N/A 7.0 ppb (6) N/A N/A 13.0 ppb (10) 0.39 ppb (4) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 24, 2020, 1 a.m. N/A 2.7 ppb (3) N/A N/A N/A N/A 8.0 ppb (6) 0.21 ppb (2) N/A 10.0 μg/m3 (42) 42.0
 
Sept. 24, 2020, midnight N/A 4.5 ppb (4) N/A -5.0 ppb (0) N/A N/A 20.0 ppb (15) 0.26 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 23, 2020, 11 p.m. N/A 2.8 ppb (3) N/A -2.0 ppb (0) N/A N/A 9.0 ppb (7) 0.28 ppb (3) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 23, 2020, 10 p.m. N/A 3.7 ppb (3) N/A 0.0 ppb (0) N/A N/A 15.0 ppb (12) 0.33 ppb (4) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 23, 2020, 9 p.m. N/A 3.6 ppb (3) N/A -1.0 ppb (0) N/A N/A 15.0 ppb (12) 0.3 ppb (3) N/A 9.0 μg/m3 (38) 38.0
 
Sept. 23, 2020, 8 p.m. N/A 4.2 ppb (4) N/A -3.0 ppb (0) N/A N/A 18.0 ppb (14) 0.27 ppb (3) N/A 12.0 μg/m3 (50) 50.0
 
Sept. 23, 2020, 7 p.m. N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 16.0 ppb (12) 0.28 ppb (3) N/A 14.0 μg/m3 (54) 54.0
 
Sept. 23, 2020, 6 p.m. N/A 3.8 ppb (4) N/A 3.0 ppb (3) N/A N/A 16.0 ppb (12) 0.29 ppb (3) N/A 20.0 μg/m3 (67) 67.0
 
Sept. 23, 2020, 5 p.m. N/A 3.4 ppb (3) N/A 3.0 ppb (3) N/A N/A 12.0 ppb (9) 0.37 ppb (4) N/A 30.0 μg/m3 (88) 88.0
 
Sept. 23, 2020, 4 p.m. N/A 4.4 ppb (4) N/A 7.0 ppb (6) N/A N/A 20.0 ppb (15) 0.52 ppb (6) N/A 49.0 μg/m3 (134) 134.0
 
Sept. 23, 2020, 3 p.m. N/A 4.8 ppb (4) N/A 7.0 ppb (6) N/A N/A 23.0 ppb (18) 0.87 ppb (10) N/A 40.0 μg/m3 (111) 111.0
 
Sept. 23, 2020, 2 p.m. N/A 3.8 ppb (4) N/A 8.0 ppb (7) N/A N/A 14.0 ppb (11) 0.82 ppb (9) N/A 12.0 μg/m3 (50) 50.0
 
Sept. 23, 2020, 1 p.m. N/A 4.3 ppb (4) N/A 6.0 ppb (6) N/A N/A 18.0 ppb (14) 0.41 ppb (5) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 23, 2020, noon N/A 2.4 ppb (2) N/A 1.0 ppb (1) N/A N/A 5.0 ppb (4) 0.3 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 23, 2020, 11 a.m. N/A 2.0 ppb (2) N/A N/A N/A N/A 4.0 ppb (3) 0.22 ppb (2) N/A 9.0 μg/m3 (38) 38.0
 
Sept. 23, 2020, 10 a.m. N/A 2.2 ppb (2) N/A N/A N/A N/A 5.0 ppb (4) 0.23 ppb (3) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 23, 2020, 9 a.m. N/A 3.8 ppb (4) N/A N/A N/A N/A 16.0 ppb (12) 0.25 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Sept. 23, 2020, 8 a.m. N/A 3.5 ppb (3) N/A N/A N/A N/A 13.0 ppb (10) 0.25 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Sept. 23, 2020, 7 a.m. N/A 3.9 ppb (4) N/A N/A N/A N/A 16.0 ppb (12) 0.25 ppb (3) N/A 3.0 μg/m3 (12) 12.0
 
Sept. 23, 2020, 6 a.m. N/A 2.0 ppb (2) N/A N/A N/A N/A 3.0 ppb (2) 0.24 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Sept. 23, 2020, 5 a.m. N/A 2.2 ppb (2) N/A N/A N/A N/A 4.0 ppb (3) 0.26 ppb (3) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 23, 2020, 4 a.m. N/A 3.2 ppb (3) N/A -1.0 ppb (0) N/A N/A 11.0 ppb (8) 0.32 ppb (4) N/A 17.0 μg/m3 (61) 61.0
 
Sept. 23, 2020, 3 a.m. N/A 0.9 ppb (1) N/A 1.0 ppb (1) N/A N/A -3.0 ppb (0) 0.34 ppb (4) N/A 16.0 μg/m3 (59) 59.0
 
Sept. 23, 2020, 2 a.m. N/A 3.7 ppb (3) N/A N/A N/A N/A 16.0 ppb (12) 0.27 ppb (3) N/A 11.0 μg/m3 (46) 46.0
 
Sept. 23, 2020, 1 a.m. N/A 3.1 ppb (3) N/A -1.0 ppb (0) N/A N/A 11.0 ppb (8) 0.33 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 23, 2020, midnight N/A 3.6 ppb (3) N/A -4.0 ppb (0) N/A N/A 14.0 ppb (11) 0.26 ppb (3) N/A 7.0 μg/m3 (29) 29.0
 
Sept. 22, 2020, 11 p.m. N/A 1.5 ppb (1) N/A N/A N/A N/A 0.0 ppb (0) 0.26 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 22, 2020, 10 p.m. N/A 4.2 ppb (4) N/A -3.0 ppb (0) N/A N/A 18.0 ppb (14) 0.27 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 22, 2020, 9 p.m. N/A 4.9 ppb (5) N/A 1.0 ppb (1) N/A N/A 23.0 ppb (18) 0.31 ppb (3) N/A 9.0 μg/m3 (38) 38.0
 
Sept. 22, 2020, 8 p.m. N/A 2.7 ppb (3) N/A 4.0 ppb (4) N/A N/A 8.0 ppb (6) 0.34 ppb (4) N/A 12.0 μg/m3 (50) 50.0
 
Sept. 22, 2020, 7 p.m. N/A 4.1 ppb (4) N/A 6.0 ppb (6) N/A N/A 17.0 ppb (13) 0.36 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Sept. 22, 2020, 6 p.m. N/A 3.8 ppb (4) N/A 3.0 ppb (3) N/A N/A 14.0 ppb (11) 0.37 ppb (4) N/A 15.0 μg/m3 (56) 56.0
 
Sept. 22, 2020, 5 p.m. N/A 3.4 ppb (3) N/A 11.0 ppb (10) N/A N/A 12.0 ppb (9) 0.5 ppb (6) N/A 21.0 μg/m3 (69) 69.0
 
Sept. 22, 2020, 4 p.m. N/A 2.0 ppb (2) N/A 15.0 ppb (14) N/A N/A 3.0 ppb (2) 0.71 ppb (8) N/A 24.0 μg/m3 (76) 76.0
 
Sept. 22, 2020, 3 p.m. N/A 5.2 ppb (5) N/A 19.0 ppb (18) N/A N/A 24.0 ppb (18) 0.86 ppb (10) N/A 38.0 μg/m3 (106) 106.0
 
Sept. 22, 2020, 2 p.m. N/A 3.4 ppb (3) N/A 10.0 ppb (9) N/A N/A 12.0 ppb (9) 0.99 ppb (11) N/A 31.0 μg/m3 (90) 90.0
 
Sept. 22, 2020, 1 p.m. N/A 3.3 ppb (3) N/A 6.0 ppb (6) N/A N/A 11.0 ppb (8) 0.62 ppb (7) N/A 25.0 μg/m3 (78) 78.0
 
Sept. 22, 2020, noon N/A 3.4 ppb (3) N/A 6.0 ppb (6) N/A N/A 13.0 ppb (10) 0.46 ppb (5) N/A 22.0 μg/m3 (71) 71.0
 
Sept. 22, 2020, 11 a.m. N/A 2.8 ppb (3) N/A 9.0 ppb (8) N/A N/A 10.0 ppb (8) 0.4 ppb (4) N/A 18.0 μg/m3 (63) 63.0
 
Sept. 22, 2020, 10 a.m. N/A 6.0 ppb (6) N/A 3.0 ppb (3) N/A N/A 31.0 ppb (24) 0.36 ppb (4) N/A 18.0 μg/m3 (63) 63.0
 
Sept. 22, 2020, 9 a.m. N/A 4.9 ppb (5) N/A -2.0 ppb (0) N/A N/A 23.0 ppb (18) 0.36 ppb (4) N/A 19.0 μg/m3 (65) 65.0
 
Sept. 22, 2020, 8 a.m. N/A 2.4 ppb (2) N/A 1.0 ppb (1) N/A N/A 6.0 ppb (5) 0.38 ppb (4) N/A 24.0 μg/m3 (76) 76.0
 
Sept. 22, 2020, 7 a.m. N/A 3.0 ppb (3) N/A 5.0 ppb (5) N/A N/A 10.0 ppb (8) 0.45 ppb (5) N/A 31.0 μg/m3 (90) 90.0
 
Sept. 22, 2020, 6 a.m. N/A 3.2 ppb (3) N/A 18.0 ppb (17) N/A N/A 11.0 ppb (8) 0.69 ppb (8) N/A 33.0 μg/m3 (95) 95.0
 
Sept. 22, 2020, 5 a.m. N/A 4.1 ppb (4) N/A 20.0 ppb (19) N/A N/A 18.0 ppb (14) 0.69 ppb (8) N/A 34.0 μg/m3 (97) 97.0
 
Sept. 22, 2020, 4 a.m. N/A 3.8 ppb (4) N/A 17.0 ppb (16) N/A N/A 16.0 ppb (12) 0.5 ppb (6) N/A 19.0 μg/m3 (65) 65.0
 
Sept. 22, 2020, 3 a.m. N/A 2.5 ppb (2) N/A 12.0 ppb (11) N/A N/A 6.0 ppb (5) 0.46 ppb (5) N/A 18.0 μg/m3 (63) 63.0
 
Sept. 22, 2020, 2 a.m. N/A 3.4 ppb (3) N/A 5.0 ppb (5) N/A N/A 13.0 ppb (10) 0.45 ppb (5) N/A 14.0 μg/m3 (54) 54.0
 
Sept. 22, 2020, 1 a.m. N/A 4.2 ppb (4) N/A 9.0 ppb (8) N/A N/A 18.0 ppb (14) 0.48 ppb (5) N/A 14.0 μg/m3 (54) 54.0
 
Sept. 22, 2020, midnight N/A 3.7 ppb (3) N/A 5.0 ppb (5) N/A N/A 14.0 ppb (11) 0.4 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Sept. 21, 2020, 11 p.m. N/A 4.8 ppb (4) N/A -2.0 ppb (0) N/A N/A 23.0 ppb (18) 0.34 ppb (4) N/A 12.0 μg/m3 (50) 50.0
 
Sept. 21, 2020, 10 p.m. N/A 2.8 ppb (3) N/A -1.0 ppb (0) N/A N/A 9.0 ppb (7) 0.36 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Sept. 21, 2020, 9 p.m. N/A 3.6 ppb (3) N/A 1.0 ppb (1) N/A N/A 14.0 ppb (11) 0.37 ppb (4) N/A 11.0 μg/m3 (46) 46.0
 
Sept. 21, 2020, 8 p.m. N/A 4.1 ppb (4) N/A 2.0 ppb (2) N/A N/A 17.0 ppb (13) 0.4 ppb (4) N/A 14.0 μg/m3 (54) 54.0
 
Sept. 21, 2020, 7 p.m. N/A 3.3 ppb (3) N/A 4.0 ppb (4) N/A N/A 12.0 ppb (9) 0.41 ppb (5) N/A 16.0 μg/m3 (59) 59.0
 
Sept. 21, 2020, 6 p.m. N/A 3.8 ppb (4) N/A 21.0 ppb (19) N/A N/A 15.0 ppb (12) 0.47 ppb (5) N/A 24.0 μg/m3 (76) 76.0
 
Sept. 21, 2020, 5 p.m. N/A 1.9 ppb (2) N/A 6.0 ppb (6) N/A N/A 2.0 ppb (2) 0.55 ppb (6) N/A 28.0 μg/m3 (84) 84.0
 
Sept. 21, 2020, 4 p.m. N/A 2.3 ppb (2) N/A 11.0 ppb (10) N/A N/A 6.0 ppb (5) 0.7 ppb (8) N/A 25.0 μg/m3 (78) 78.0
 
Sept. 21, 2020, 3 p.m. N/A 4.1 ppb (4) N/A 11.0 ppb (10) N/A N/A 18.0 ppb (14) 0.76 ppb (8) N/A 28.0 μg/m3 (84) 84.0
 
Sept. 21, 2020, 2 p.m. N/A 2.3 ppb (2) N/A 12.0 ppb (11) N/A N/A 5.0 ppb (4) 0.68 ppb (8) N/A 25.0 μg/m3 (78) 78.0
 
Sept. 21, 2020, 1 p.m. N/A 3.5 ppb (3) N/A 8.0 ppb (7) N/A N/A 13.0 ppb (10) 0.57 ppb (6) N/A 21.0 μg/m3 (69) 69.0
 
Sept. 21, 2020, noon N/A 3.3 ppb (3) N/A 8.0 ppb (7) N/A N/A 11.0 ppb (8) 0.59 ppb (7) N/A 21.0 μg/m3 (69) 69.0
 
Sept. 21, 2020, 11 a.m. N/A 3.9 ppb (4) N/A 3.0 ppb (3) N/A N/A 16.0 ppb (12) 0.44 ppb (5) N/A 20.0 μg/m3 (67) 67.0
 
Sept. 21, 2020, 10 a.m. N/A 3.3 ppb (3) N/A 3.0 ppb (3) N/A N/A 12.0 ppb (9) 0.4 ppb (4) N/A 18.0 μg/m3 (63) 63.0
 
Sept. 21, 2020, 9 a.m. N/A 4.3 ppb (4) N/A 8.0 ppb (7) N/A N/A 19.0 ppb (15) 0.47 ppb (5) N/A 17.0 μg/m3 (61) 61.0
 
Sept. 21, 2020, 8 a.m. N/A 2.5 ppb (2) N/A 4.0 ppb (4) N/A N/A 6.0 ppb (5) 0.44 ppb (5) N/A 24.0 μg/m3 (76) 76.0
 
Sept. 21, 2020, 7 a.m. N/A 2.7 ppb (3) N/A 10.0 ppb (9) N/A N/A 8.0 ppb (6) 0.54 ppb (6) N/A 18.0 μg/m3 (63) 63.0
 
Sept. 21, 2020, 6 a.m. N/A 2.5 ppb (2) N/A 8.0 ppb (7) N/A N/A 8.0 ppb (6) 0.55 ppb (6) N/A 24.0 μg/m3 (76) 76.0
 
Sept. 21, 2020, 5 a.m. N/A 4.2 ppb (4) N/A 10.0 ppb (9) N/A N/A 18.0 ppb (14) 0.57 ppb (6) N/A 25.0 μg/m3 (78) 78.0
 
Sept. 21, 2020, 4 a.m. N/A 2.5 ppb (2) N/A 8.0 ppb (7) N/A N/A 6.0 ppb (5) 0.46 ppb (5) N/A 17.0 μg/m3 (61) 61.0
 
Sept. 21, 2020, 3 a.m. N/A 2.5 ppb (2) N/A 10.0 ppb (9) N/A N/A 8.0 ppb (6) 0.5 ppb (6) N/A 13.0 μg/m3 (52) 52.0
 
Sept. 21, 2020, 2 a.m. N/A 1.9 ppb (2) N/A 3.0 ppb (3) N/A N/A 3.0 ppb (2) 0.44 ppb (5) N/A 13.0 μg/m3 (52) 52.0
 
Sept. 21, 2020, 1 a.m. N/A 4.0 ppb (4) N/A 4.0 ppb (4) N/A N/A 17.0 ppb (13) 0.4 ppb (4) N/A 13.0 μg/m3 (52) 52.0
 
Sept. 21, 2020, midnight N/A 2.9 ppb (3) N/A 0.0 ppb (0) N/A N/A 9.0 ppb (7) 0.37 ppb (4) N/A 14.0 μg/m3 (54) 54.0
 
Sept. 20, 2020, 11 p.m. N/A 3.4 ppb (3) N/A 0.0 ppb (0) N/A N/A 12.0 ppb (9) 0.36 ppb (4) N/A 14.0 μg/m3 (54) 54.0
 
Sept. 20, 2020, 10 p.m. N/A 3.6 ppb (3) N/A 1.0 ppb (1) N/A N/A 13.0 ppb (10) 0.37 ppb (4) N/A 16.0 μg/m3 (59) 59.0
 
Sept. 20, 2020, 9 p.m. N/A 4.5 ppb (4) N/A 0.0 ppb (0) N/A N/A 20.0 ppb (15) 0.37 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Sept. 20, 2020, 8 p.m. N/A 3.2 ppb (3) N/A -3.0 ppb (0) N/A N/A 11.0 ppb (8) 0.32 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
Sept. 20, 2020, 7 p.m. N/A 2.7 ppb (3) N/A -4.0 ppb (0) N/A N/A 7.0 ppb (5) 0.3 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
Sept. 20, 2020, 6 p.m. N/A 3.4 ppb (3) N/A -4.0 ppb (0) N/A N/A 12.0 ppb (9) 0.31 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
Sept. 20, 2020, 5 p.m. N/A 3.4 ppb (3) N/A -3.0 ppb (0) N/A N/A 13.0 ppb (10) 0.32 ppb (4) N/A 29.0 μg/m3 (86) 86.0
 
Sept. 20, 2020, 4 p.m. N/A 3.5 ppb (3) N/A 14.0 ppb (13) N/A N/A 14.0 ppb (11) 0.66 ppb (7) N/A 26.0 μg/m3 (80) 80.0
 
Sept. 20, 2020, 3 p.m. N/A 4.3 ppb (4) N/A 13.0 ppb (12) N/A N/A 19.0 ppb (15) 0.73 ppb (8) N/A 22.0 μg/m3 (71) 71.0
 
Sept. 20, 2020, 2 p.m. N/A 4.5 ppb (4) N/A 10.0 ppb (9) N/A N/A 21.0 ppb (16) 0.57 ppb (6) N/A 25.0 μg/m3 (78) 78.0
 
Sept. 20, 2020, 1 p.m. N/A 1.6 ppb (1) N/A 10.0 ppb (9) N/A N/A 0.0 ppb (0) 0.53 ppb (6) N/A 25.0 μg/m3 (78) 78.0
 
Sept. 20, 2020, noon N/A 4.4 ppb (4) N/A 17.0 ppb (16) N/A N/A 18.0 ppb (14) 0.65 ppb (7) N/A 36.0 μg/m3 (101) 101.0
 
Sept. 20, 2020, 11 a.m. N/A 7.1 ppb (7) N/A 19.0 ppb (18) N/A N/A 37.0 ppb (28) 0.78 ppb (9) N/A 42.0 μg/m3 (116) 116.0
 
Sept. 20, 2020, 10 a.m. N/A 3.6 ppb (3) N/A 20.0 ppb (19) N/A N/A 14.0 ppb (11) 0.81 ppb (9) N/A 28.0 μg/m3 (84) 84.0
 
Sept. 20, 2020, 9 a.m. N/A 3.5 ppb (3) N/A 14.0 ppb (13) N/A N/A 14.0 ppb (11) 0.69 ppb (8) N/A 39.0 μg/m3 (109) 109.0
 
Sept. 20, 2020, 8 a.m. N/A 3.6 ppb (3) N/A 14.0 ppb (13) N/A N/A 15.0 ppb (12) 0.59 ppb (7) N/A 48.0 μg/m3 (131) 131.0
 
Sept. 20, 2020, 7 a.m. N/A 2.4 ppb (2) N/A 25.0 ppb (23) N/A N/A 6.0 ppb (5) 0.82 ppb (9) N/A 69.0 μg/m3 (157) 157.0
 
Sept. 20, 2020, 6 a.m. N/A 3.4 ppb (3) N/A 27.0 ppb (25) N/A N/A 12.0 ppb (9) 0.69 ppb (8) N/A 92.0 μg/m3 (169) 169.0
 
Sept. 20, 2020, 5 a.m. N/A 4.4 ppb (4) N/A 21.0 ppb (19) N/A N/A 19.0 ppb (15) 0.61 ppb (7) N/A 74.0 μg/m3 (160) 160.0
 
Sept. 20, 2020, 4 a.m. N/A 2.0 ppb (2) N/A 13.0 ppb (12) N/A N/A 3.0 ppb (2) 0.57 ppb (6) N/A 40.0 μg/m3 (111) 111.0
 
Sept. 20, 2020, 3 a.m. N/A 3.3 ppb (3) N/A 9.0 ppb (8) N/A N/A 12.0 ppb (9) 0.57 ppb (6) N/A 17.0 μg/m3 (61) 61.0
 
Sept. 20, 2020, 2 a.m. N/A 2.2 ppb (2) N/A 3.0 ppb (3) N/A N/A 5.0 ppb (4) 0.43 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Sept. 20, 2020, 1 a.m. N/A 3.4 ppb (3) N/A 4.0 ppb (4) N/A N/A 13.0 ppb (10) 0.44 ppb (5) N/A 13.0 μg/m3 (52) 52.0
 
Sept. 20, 2020, midnight N/A 2.3 ppb (2) N/A 5.0 ppb (5) N/A N/A 5.0 ppb (4) 0.44 ppb (5) N/A 15.0 μg/m3 (56) 56.0
 
Sept. 19, 2020, 11 p.m. N/A 1.7 ppb (2) N/A 4.0 ppb (4) N/A N/A 1.0 ppb (1) 0.42 ppb (5) N/A 18.0 μg/m3 (63) 63.0
 
Sept. 19, 2020, 10 p.m. N/A 4.1 ppb (4) N/A 7.0 ppb (6) N/A N/A 17.0 ppb (13) 0.45 ppb (5) N/A 20.0 μg/m3 (67) 67.0
 
Sept. 19, 2020, 9 p.m. N/A 4.8 ppb (4) N/A 6.0 ppb (6) N/A N/A 23.0 ppb (18) 0.45 ppb (5) N/A 17.0 μg/m3 (61) 61.0
 
Sept. 19, 2020, 8 p.m. N/A 3.6 ppb (3) N/A 3.0 ppb (3) N/A N/A 13.0 ppb (10) 0.44 ppb (5) N/A 18.0 μg/m3 (63) 63.0
 
Sept. 19, 2020, 7 p.m. N/A 2.4 ppb (2) N/A 2.0 ppb (2) N/A N/A 6.0 ppb (5) 0.41 ppb (5) N/A 29.0 μg/m3 (86) 86.0
 
Sept. 19, 2020, 6 p.m. N/A 2.8 ppb (3) N/A 16.0 ppb (15) N/A N/A 8.0 ppb (6) 0.55 ppb (6) N/A 30.0 μg/m3 (88) 88.0
 
Sept. 19, 2020, 5 p.m. N/A 3.3 ppb (3) N/A 20.0 ppb (19) N/A N/A 12.0 ppb (9) 0.66 ppb (7) N/A 30.0 μg/m3 (88) 88.0
 
Sept. 19, 2020, 4 p.m. N/A 1.3 ppb (1) N/A 13.0 ppb (12) N/A N/A -1.0 ppb (0) 0.74 ppb (8) N/A 24.0 μg/m3 (76) 76.0
 
Sept. 19, 2020, 3 p.m. N/A 4.1 ppb (4) N/A 12.0 ppb (11) N/A N/A 18.0 ppb (14) 0.68 ppb (8) N/A 21.0 μg/m3 (69) 69.0
 
Sept. 19, 2020, 2 p.m. N/A 3.0 ppb (3) N/A 10.0 ppb (9) N/A N/A 10.0 ppb (8) 0.5 ppb (6) N/A 28.0 μg/m3 (84) 84.0
 
Sept. 19, 2020, 1 p.m. N/A 3.1 ppb (3) N/A 17.0 ppb (16) N/A N/A 10.0 ppb (8) 0.5 ppb (6) N/A 31.0 μg/m3 (90) 90.0
 
Sept. 19, 2020, noon N/A 3.9 ppb (4) N/A 12.0 ppb (11) N/A N/A 15.0 ppb (12) 0.45 ppb (5) N/A 29.0 μg/m3 (86) 86.0
 
Sept. 19, 2020, 11 a.m. N/A 1.8 ppb (2) N/A 10.0 ppb (9) N/A N/A 2.0 ppb (2) 0.46 ppb (5) N/A 26.0 μg/m3 (80) 80.0
 
Sept. 19, 2020, 10 a.m. N/A 4.6 ppb (4) N/A 6.0 ppb (6) N/A N/A 21.0 ppb (16) 0.47 ppb (5) N/A 28.0 μg/m3 (84) 84.0
 
Sept. 19, 2020, 9 a.m. N/A 3.7 ppb (3) N/A 10.0 ppb (9) N/A N/A 15.0 ppb (12) 0.55 ppb (6) N/A 69.0 μg/m3 (157) 157.0
 
Sept. 19, 2020, 8 a.m. N/A 4.6 ppb (4) N/A 12.0 ppb (11) N/A N/A 22.0 ppb (17) 0.54 ppb (6) N/A 167.0 μg/m3 (216) 216.0
 
Sept. 19, 2020, 7 a.m. N/A 5.0 ppb (5) N/A 27.0 ppb (25) N/A N/A 24.0 ppb (18) 0.93 ppb (10) N/A 179.0 μg/m3 (228) 228.0
 
Sept. 19, 2020, 6 a.m. N/A 0.8 ppb (1) N/A 28.0 ppb (26) N/A N/A -3.0 ppb (0) 0.82 ppb (9) N/A 169.0 μg/m3 (218) 218.0
 
Sept. 19, 2020, 5 a.m. N/A 3.5 ppb (3) N/A 27.0 ppb (25) N/A N/A 14.0 ppb (11) 0.62 ppb (7) N/A 117.0 μg/m3 (182) 182.0
 
Sept. 19, 2020, 4 a.m. N/A 3.4 ppb (3) N/A 24.0 ppb (22) N/A N/A 14.0 ppb (11) 0.57 ppb (6) N/A 37.0 μg/m3 (104) 104.0
 
Sept. 19, 2020, 3 a.m. N/A 2.9 ppb (3) N/A 14.0 ppb (13) N/A N/A 10.0 ppb (8) 0.52 ppb (6) N/A 22.0 μg/m3 (71) 71.0
 
Sept. 19, 2020, 2 a.m. N/A 2.5 ppb (2) N/A 12.0 ppb (11) N/A N/A 8.0 ppb (6) 0.41 ppb (5) N/A 20.0 μg/m3 (67) 67.0
 
Sept. 19, 2020, 1 a.m. N/A 3.7 ppb (3) N/A 9.0 ppb (8) N/A N/A 14.0 ppb (11) 0.47 ppb (5) N/A 18.0 μg/m3 (63) 63.0