ID: 130

AQSQID: 060250005

Site Name: Calexico - Ethel Street

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

Updated: Sept. 23, 2020, 11:40 a.m.

Location: Calexico (Andrade Ave), CA

Reporting: True, Located: True

Current AQI: 12.0

Calexico (Andrade Ave) CA, US: 32.67618, -115.48307

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 23, 2020, 10 a.m. 5.8 ppb (5) 1.9 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 16.0 ppb (12) 0.09 ppb (1) N/A 1.0 μg/m3 (4) 12.0
 
Sept. 23, 2020, 9 a.m. 4.6 ppb (4) 1.8 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 19.0 ppb (15) 0.07 ppb (1) 9.0 μg/m3 (8) 4.0 μg/m3 (17) 17.0
 
Sept. 23, 2020, 8 a.m. 3.8 ppb (4) 2.0 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 23.0 ppb (18) 0.08 ppb (1) 11.0 μg/m3 (10) 6.0 μg/m3 (25) 25.0
 
Sept. 23, 2020, 7 a.m. 3.8 ppb (4) 1.9 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 24.0 ppb (18) 0.08 ppb (1) 21.0 μg/m3 (19) 2.0 μg/m3 (8) 19.0
 
Sept. 23, 2020, 6 a.m. 4.2 ppb (4) 1.9 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 17.0 ppb (13) 0.07 ppb (1) 20.0 μg/m3 (18) 1.0 μg/m3 (4) 18.0
 
Sept. 23, 2020, 5 a.m. 3.7 ppb (3) 1.8 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 17.0 ppb (13) 0.07 ppb (1) 19.0 μg/m3 (17) 0.0 μg/m3 (0) 17.0
 
Sept. 23, 2020, 4 a.m. 3.7 ppb (3) 1.8 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 19.0 ppb (15) 0.08 ppb (1) 18.0 μg/m3 (16) 3.0 μg/m3 (12) 16.0
 
Sept. 23, 2020, 3 a.m. 4.5 ppb (4) 2.0 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 23.0 ppb (18) 0.09 ppb (1) 24.0 μg/m3 (22) 6.0 μg/m3 (25) 25.0
 
Sept. 23, 2020, 2 a.m. 5.1 ppb (5) 2.0 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 33.0 ppb (25) 0.11 ppb (1) 52.0 μg/m3 (47) 6.0 μg/m3 (25) 47.0
 
Sept. 23, 2020, 1 a.m. 4.8 ppb (4) 1.9 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 43.0 ppb (33) 0.12 ppb (1) 117.0 μg/m3 (81) 7.0 μg/m3 (29) 81.0
 
Sept. 23, 2020, midnight 5.9 ppb (5) 2.2 ppb (2) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 55.0 ppb (42) 0.14 ppb (2) 40.0 μg/m3 (36) 8.0 μg/m3 (33) 42.0
 
Sept. 22, 2020, 11 p.m. 6.9 ppb (6) 2.9 ppb (3) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 53.0 ppb (41) 0.12 ppb (1) 40.0 μg/m3 (36) 6.0 μg/m3 (25) 41.0
 
Sept. 22, 2020, 10 p.m. 6.7 ppb (6) 2.9 ppb (3) N/A 4.0 ppb (4) N/A N/A 51.0 ppb (39) 0.13 ppb (1) 41.0 μg/m3 (37) 6.0 μg/m3 (25) 39.0
 
Sept. 22, 2020, 9 p.m. 6.1 ppb (6) 2.9 ppb (3) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 51.0 ppb (39) 0.12 ppb (1) 39.0 μg/m3 (35) 7.0 μg/m3 (29) 39.0
 
Sept. 22, 2020, 8 p.m. 7.6 ppb (7) 3.3 ppb (3) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 47.0 ppb (36) 0.13 ppb (1) 43.0 μg/m3 (39) 8.0 μg/m3 (33) 39.0
 
Sept. 22, 2020, 7 p.m. 7.4 ppb (7) 3.2 ppb (3) N/A 4.0 ppb (4) N/A 3.0 ppb (4) 42.0 ppb (32) 0.14 ppb (2) 39.0 μg/m3 (35) 8.0 μg/m3 (33) 35.0
 
Sept. 22, 2020, 6 p.m. 10.8 ppb (10) 3.5 ppb (3) N/A 7.0 ppb (6) N/A 3.0 ppb (4) 44.0 ppb (34) 0.19 ppb (2) 40.0 μg/m3 (36) 6.0 μg/m3 (25) 36.0
 
Sept. 22, 2020, 5 p.m. 13.6 ppb (13) 4.7 ppb (4) N/A 9.0 ppb (8) N/A 4.0 ppb (6) 35.0 ppb (27) 0.23 ppb (3) 44.0 μg/m3 (40) 10.0 μg/m3 (42) 42.0
 
Sept. 22, 2020, 4 p.m. 21.8 ppb (20) 7.6 ppb (7) N/A 14.0 ppb (13) N/A 2.0 ppb (3) 26.0 ppb (20) 0.34 ppb (4) 56.0 μg/m3 (50) 15.0 μg/m3 (56) 56.0
 
Sept. 22, 2020, 3 p.m. 47.2 ppb (44) 24.1 ppb (22) N/A 23.0 ppb (21) N/A 2.0 ppb (3) 10.0 ppb (8) 0.56 ppb (6) 101.0 μg/m3 (73) 20.0 μg/m3 (67) 73.0
 
Sept. 22, 2020, 2 p.m. 58.9 ppb (55) 33.5 ppb (31) N/A 25.0 ppb (23) N/A 1.0 ppb (1) 4.0 ppb (3) 0.58 ppb (6) 102.0 μg/m3 (74) 19.0 μg/m3 (65) 74.0
 
Sept. 22, 2020, 1 p.m. 50.7 ppb (47) 32.1 ppb (30) N/A 19.0 ppb (18) N/A 1.0 ppb (1) 3.0 ppb (2) 0.61 ppb (7) 98.0 μg/m3 (72) 26.0 μg/m3 (80) 80.0
 
Sept. 22, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 75.0 μg/m3 (60) 17.0 μg/m3 (61) 61.0
 
Sept. 22, 2020, 11 a.m. 14.8 ppb (14) 3.4 ppb (3) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 5.0 ppb (4) 0.24 ppb (3) 41.0 μg/m3 (37) 17.0 μg/m3 (61) 61.0
 
Sept. 22, 2020, 10 a.m. 12.9 ppb (12) 3.0 ppb (3) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 10.0 ppb (8) 0.2 ppb (2) 47.0 μg/m3 (43) 20.0 μg/m3 (67) 67.0
 
Sept. 22, 2020, 9 a.m. 9.6 ppb (9) 2.9 ppb (3) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 14.0 ppb (11) 0.18 ppb (2) 41.0 μg/m3 (37) 14.0 μg/m3 (54) 54.0
 
Sept. 22, 2020, 8 a.m. 6.7 ppb (6) 2.3 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 14.0 ppb (11) 0.14 ppb (2) 47.0 μg/m3 (43) 15.0 μg/m3 (56) 56.0
 
Sept. 22, 2020, 7 a.m. 6.0 ppb (6) 2.3 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 14.0 ppb (11) 0.15 ppb (2) 45.0 μg/m3 (41) 11.0 μg/m3 (46) 46.0
 
Sept. 22, 2020, 6 a.m. 7.6 ppb (7) 2.5 ppb (2) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 16.0 ppb (12) 0.16 ppb (2) 68.0 μg/m3 (56) 10.0 μg/m3 (42) 56.0
 
Sept. 22, 2020, 5 a.m. 16.9 ppb (16) 2.6 ppb (2) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 14.0 ppb (11) 0.21 ppb (2) 164.0 μg/m3 (104) 23.0 μg/m3 (73) 104.0
 
Sept. 22, 2020, 4 a.m. 21.5 ppb (20) 3.1 ppb (3) N/A 18.0 ppb (17) N/A 1.0 ppb (1) 14.0 ppb (11) 0.26 ppb (3) 153.0 μg/m3 (99) 18.0 μg/m3 (63) 99.0
 
Sept. 22, 2020, 3 a.m. 20.1 ppb (19) 2.9 ppb (3) N/A 17.0 ppb (16) N/A 1.0 ppb (1) 20.0 ppb (15) 0.23 ppb (3) 131.0 μg/m3 (88) 20.0 μg/m3 (67) 88.0
 
Sept. 22, 2020, 2 a.m. 14.3 ppb (13) 2.7 ppb (3) N/A 12.0 ppb (11) N/A 0.0 ppb (0) 30.0 ppb (23) 0.21 ppb (2) 63.0 μg/m3 (54) 18.0 μg/m3 (63) 63.0
 
Sept. 22, 2020, 1 a.m. 10.1 ppb (9) 2.5 ppb (2) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 41.0 ppb (32) 0.18 ppb (2) 69.0 μg/m3 (57) 13.0 μg/m3 (52) 57.0
 
Sept. 22, 2020, midnight 6.3 ppb (6) 2.6 ppb (2) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 54.0 ppb (42) 0.15 ppb (2) 50.0 μg/m3 (45) 10.0 μg/m3 (42) 45.0
 
Sept. 21, 2020, 11 p.m. 5.8 ppb (5) 2.5 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 60.0 ppb (46) 0.14 ppb (2) 42.0 μg/m3 (38) 11.0 μg/m3 (46) 46.0
 
Sept. 21, 2020, 10 p.m. 4.7 ppb (4) 2.0 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 57.0 ppb (44) 0.13 ppb (1) 33.0 μg/m3 (30) 11.0 μg/m3 (46) 46.0
 
Sept. 21, 2020, 9 p.m. 4.2 ppb (4) 2.2 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 53.0 ppb (41) 0.11 ppb (1) 29.0 μg/m3 (26) 10.0 μg/m3 (42) 42.0
 
Sept. 21, 2020, 8 p.m. 4.1 ppb (4) 2.2 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 49.0 ppb (38) 0.11 ppb (1) 44.0 μg/m3 (40) 7.0 μg/m3 (29) 40.0
 
Sept. 21, 2020, 7 p.m. 4.9 ppb (5) 2.5 ppb (2) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 46.0 ppb (35) 0.11 ppb (1) 44.0 μg/m3 (40) 9.0 μg/m3 (38) 40.0
 
Sept. 21, 2020, 6 p.m. 5.6 ppb (5) 2.6 ppb (2) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 43.0 ppb (33) 0.13 ppb (1) 40.0 μg/m3 (36) 11.0 μg/m3 (46) 46.0
 
Sept. 21, 2020, 5 p.m. 9.3 ppb (9) 3.4 ppb (3) N/A 6.0 ppb (6) N/A 2.0 ppb (3) 38.0 ppb (29) 0.22 ppb (2) 37.0 μg/m3 (34) 11.0 μg/m3 (46) 46.0
 
Sept. 21, 2020, 4 p.m. 16.9 ppb (16) 5.8 ppb (5) N/A 11.0 ppb (10) N/A 1.0 ppb (1) 27.0 ppb (21) 0.33 ppb (4) 40.0 μg/m3 (36) 13.0 μg/m3 (52) 52.0
 
Sept. 21, 2020, 3 p.m. 37.3 ppb (35) 16.1 ppb (15) N/A 21.0 ppb (19) N/A 0.0 ppb (0) 12.0 ppb (9) 0.57 ppb (6) 81.0 μg/m3 (63) 21.0 μg/m3 (69) 69.0
 
Sept. 21, 2020, 2 p.m. 37.9 ppb (35) 19.2 ppb (18) N/A 19.0 ppb (18) N/A 1.0 ppb (1) 4.0 ppb (3) 0.49 ppb (5) 126.0 μg/m3 (86) 28.0 μg/m3 (84) 86.0
 
Sept. 21, 2020, 1 p.m. 29.7 ppb (28) 14.3 ppb (13) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 3.0 ppb (2) 0.61 ppb (7) 71.0 μg/m3 (58) 23.0 μg/m3 (73) 73.0
 
Sept. 21, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 75.0 μg/m3 (60) 22.0 μg/m3 (71) 71.0
 
Sept. 21, 2020, 11 a.m. 22.1 ppb (20) 5.8 ppb (5) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 2.0 ppb (2) 0.37 ppb (4) 64.0 μg/m3 (54) 23.0 μg/m3 (73) 73.0
 
Sept. 21, 2020, 10 a.m. 21.3 ppb (20) 4.4 ppb (4) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 4.0 ppb (3) 0.35 ppb (4) 55.0 μg/m3 (50) 24.0 μg/m3 (76) 76.0
 
Sept. 21, 2020, 9 a.m. 23.2 ppb (21) 4.3 ppb (4) N/A 19.0 ppb (18) N/A 0.0 ppb (0) 3.0 ppb (2) 0.26 ppb (3) 45.0 μg/m3 (41) 15.0 μg/m3 (56) 56.0
 
Sept. 21, 2020, 8 a.m. 10.3 ppb (10) 2.8 ppb (3) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 10.0 ppb (8) 0.2 ppb (2) 41.0 μg/m3 (37) 14.0 μg/m3 (54) 54.0
 
Sept. 21, 2020, 7 a.m. 6.4 ppb (6) 2.2 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 14.0 ppb (11) 0.17 ppb (2) 54.0 μg/m3 (49) 13.0 μg/m3 (52) 52.0
 
Sept. 21, 2020, 6 a.m. 20.7 ppb (19) 4.2 ppb (4) N/A 17.0 ppb (16) N/A 1.0 ppb (1) 7.0 ppb (5) 0.24 ppb (3) 66.0 μg/m3 (56) 19.0 μg/m3 (65) 65.0
 
Sept. 21, 2020, 5 a.m. 24.9 ppb (23) 5.4 ppb (5) N/A 19.0 ppb (18) N/A 0.0 ppb (0) 7.0 ppb (5) 0.25 ppb (3) 74.0 μg/m3 (60) 19.0 μg/m3 (65) 65.0
 
Sept. 21, 2020, 4 a.m. 14.8 ppb (14) 2.5 ppb (2) N/A 12.0 ppb (11) N/A 0.0 ppb (0) 19.0 ppb (15) 0.26 ppb (3) 112.0 μg/m3 (78) 21.0 μg/m3 (69) 78.0
 
Sept. 21, 2020, 3 a.m. 18.5 ppb (17) 2.6 ppb (2) N/A 16.0 ppb (15) N/A 1.0 ppb (1) 21.0 ppb (16) 0.23 ppb (3) 124.0 μg/m3 (84) 26.0 μg/m3 (80) 84.0
 
Sept. 21, 2020, 2 a.m. 20.3 ppb (19) 3.1 ppb (3) N/A 17.0 ppb (16) N/A 1.0 ppb (1) 26.0 ppb (20) 0.22 ppb (2) 73.0 μg/m3 (59) 13.0 μg/m3 (52) 59.0
 
Sept. 21, 2020, 1 a.m. 12.6 ppb (12) 2.8 ppb (3) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 42.0 ppb (32) 0.18 ppb (2) 43.0 μg/m3 (39) 10.0 μg/m3 (42) 42.0
 
Sept. 21, 2020, midnight 5.8 ppb (5) 2.2 ppb (2) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 54.0 ppb (42) 0.15 ppb (2) 38.0 μg/m3 (35) 9.0 μg/m3 (38) 42.0
 
Sept. 20, 2020, 11 p.m. 5.4 ppb (5) 2.3 ppb (2) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 57.0 ppb (44) 0.14 ppb (2) 42.0 μg/m3 (38) 11.0 μg/m3 (46) 46.0
 
Sept. 20, 2020, 10 p.m. 5.3 ppb (5) 2.4 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 60.0 ppb (46) 0.14 ppb (2) 40.0 μg/m3 (36) 9.0 μg/m3 (38) 46.0
 
Sept. 20, 2020, 9 p.m. 5.1 ppb (5) 2.2 ppb (2) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 60.0 ppb (46) 0.14 ppb (2) 43.0 μg/m3 (39) 9.0 μg/m3 (38) 46.0
 
Sept. 20, 2020, 8 p.m. 4.6 ppb (4) 2.2 ppb (2) N/A 2.0 ppb (2) N/A 3.0 ppb (4) 54.0 ppb (42) 0.13 ppb (1) 44.0 μg/m3 (40) 10.0 μg/m3 (42) 42.0
 
Sept. 20, 2020, 7 p.m. 4.1 ppb (4) 2.1 ppb (2) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 47.0 ppb (36) 0.11 ppb (1) 23.0 μg/m3 (21) 6.0 μg/m3 (25) 36.0
 
Sept. 20, 2020, 6 p.m. 4.4 ppb (4) 2.2 ppb (2) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 43.0 ppb (33) 0.12 ppb (1) 25.0 μg/m3 (23) 7.0 μg/m3 (29) 33.0
 
Sept. 20, 2020, 5 p.m. 5.1 ppb (5) 2.3 ppb (2) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 41.0 ppb (32) 0.13 ppb (1) 25.0 μg/m3 (23) 8.0 μg/m3 (33) 33.0
 
Sept. 20, 2020, 4 p.m. 15.3 ppb (14) 4.5 ppb (4) N/A 11.0 ppb (10) N/A 1.0 ppb (1) 36.0 ppb (28) 0.25 ppb (3) 46.0 μg/m3 (42) 15.0 μg/m3 (56) 56.0
 
Sept. 20, 2020, 3 p.m. 34.3 ppb (32) 11.4 ppb (11) N/A 23.0 ppb (21) N/A 2.0 ppb (3) 18.0 ppb (14) 0.43 ppb (5) 79.0 μg/m3 (62) 27.0 μg/m3 (82) 82.0
 
Sept. 20, 2020, 2 p.m. 25.4 ppb (24) 7.2 ppb (7) N/A 18.0 ppb (17) N/A 1.0 ppb (1) 11.0 ppb (8) 0.43 ppb (5) 73.0 μg/m3 (59) 25.0 μg/m3 (78) 78.0
 
Sept. 20, 2020, 1 p.m. 24.5 ppb (23) 4.8 ppb (4) N/A 20.0 ppb (19) N/A 0.0 ppb (0) 6.0 ppb (5) 0.4 ppb (4) 73.0 μg/m3 (59) 22.0 μg/m3 (71) 71.0
 
Sept. 20, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 84.0 μg/m3 (64) 27.0 μg/m3 (82) 82.0
 
Sept. 20, 2020, 11 a.m. 21.1 ppb (20) 3.2 ppb (3) N/A 18.0 ppb (17) N/A 0.0 ppb (0) 5.0 ppb (4) 0.4 ppb (4) 93.0 μg/m3 (69) 25.0 μg/m3 (78) 78.0
 
Sept. 20, 2020, 10 a.m. 21.7 ppb (20) 3.5 ppb (3) N/A 18.0 ppb (17) N/A 0.0 ppb (0) 7.0 ppb (5) 0.41 ppb (5) 80.0 μg/m3 (62) 26.0 μg/m3 (80) 80.0
 
Sept. 20, 2020, 9 a.m. 13.4 ppb (12) 2.9 ppb (3) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 15.0 ppb (12) 0.27 ppb (3) 48.0 μg/m3 (44) 17.0 μg/m3 (61) 61.0
 
Sept. 20, 2020, 8 a.m. 7.2 ppb (7) 2.1 ppb (2) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 22.0 ppb (17) 0.18 ppb (2) 54.0 μg/m3 (49) 19.0 μg/m3 (65) 65.0
 
Sept. 20, 2020, 7 a.m. 12.2 ppb (11) 2.6 ppb (2) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 20.0 ppb (15) 0.25 ppb (3) 149.0 μg/m3 (97) 28.0 μg/m3 (84) 97.0
 
Sept. 20, 2020, 6 a.m. 20.2 ppb (19) 2.5 ppb (2) N/A 18.0 ppb (17) N/A 0.0 ppb (0) 20.0 ppb (15) 0.27 ppb (3) 174.0 μg/m3 (110) 30.0 μg/m3 (88) 110.0
 
Sept. 20, 2020, 5 a.m. 18.7 ppb (17) 2.6 ppb (2) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 26.0 ppb (20) 0.27 ppb (3) 275.0 μg/m3 (160) 50.0 μg/m3 (136) 160.0
 
Sept. 20, 2020, 4 a.m. 20.6 ppb (19) 2.6 ppb (2) N/A 18.0 ppb (17) N/A 1.0 ppb (1) 21.0 ppb (16) 0.27 ppb (3) 415.0 μg/m3 (286) 68.0 μg/m3 (157) 286.0
 
Sept. 20, 2020, 3 a.m. 18.3 ppb (17) 2.4 ppb (2) N/A 16.0 ppb (15) N/A 1.0 ppb (1) 25.0 ppb (19) 0.28 ppb (3) 341.0 μg/m3 (193) 52.0 μg/m3 (141) 193.0
 
Sept. 20, 2020, 2 a.m. 24.1 ppb (22) 2.7 ppb (3) N/A 21.0 ppb (19) N/A 1.0 ppb (1) 22.0 ppb (17) 0.24 ppb (3) 146.0 μg/m3 (96) 20.0 μg/m3 (67) 96.0
 
Sept. 20, 2020, 1 a.m. 17.3 ppb (16) 3.0 ppb (3) N/A 14.0 ppb (13) N/A 1.0 ppb (1) 34.0 ppb (26) 0.21 ppb (2) 75.0 μg/m3 (60) 15.0 μg/m3 (56) 60.0
 
Sept. 20, 2020, midnight 6.2 ppb (6) 2.2 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 63.0 ppb (48) 0.18 ppb (2) 60.0 μg/m3 (52) 14.0 μg/m3 (54) 54.0
 
Sept. 19, 2020, 11 p.m. 6.2 ppb (6) 2.3 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 67.0 ppb (52) 0.16 ppb (2) 58.0 μg/m3 (52) 11.0 μg/m3 (46) 52.0
 
Sept. 19, 2020, 10 p.m. 6.4 ppb (6) 2.3 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 71.0 ppb (55) 0.15 ppb (2) 56.0 μg/m3 (50) 11.0 μg/m3 (46) 55.0
 
Sept. 19, 2020, 9 p.m. 5.6 ppb (5) 2.4 ppb (2) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 67.0 ppb (52) 0.15 ppb (2) 40.0 μg/m3 (36) 11.0 μg/m3 (46) 52.0
 
Sept. 19, 2020, 8 p.m. 6.6 ppb (6) 2.6 ppb (2) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 65.0 ppb (50) 0.15 ppb (2) 55.0 μg/m3 (50) 12.0 μg/m3 (50) 50.0
 
Sept. 19, 2020, 7 p.m. 5.6 ppb (5) 2.2 ppb (2) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 65.0 ppb (50) 0.16 ppb (2) 71.0 μg/m3 (58) 17.0 μg/m3 (61) 61.0
 
Sept. 19, 2020, 6 p.m. 6.5 ppb (6) 2.3 ppb (2) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 58.0 ppb (45) 0.16 ppb (2) 49.0 μg/m3 (45) 14.0 μg/m3 (54) 54.0
 
Sept. 19, 2020, 5 p.m. 11.5 ppb (11) 3.5 ppb (3) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 46.0 ppb (35) 0.26 ppb (3) 76.0 μg/m3 (60) 19.0 μg/m3 (65) 65.0
 
Sept. 19, 2020, 4 p.m. 26.8 ppb (25) 8.7 ppb (8) N/A 18.0 ppb (17) N/A 2.0 ppb (3) 27.0 ppb (21) 0.36 ppb (4) 88.0 μg/m3 (66) 25.0 μg/m3 (78) 78.0
 
Sept. 19, 2020, 3 p.m. 30.6 ppb (28) 11.3 ppb (10) N/A 19.0 ppb (18) N/A 1.0 ppb (1) 13.0 ppb (10) 0.51 ppb (6) 77.0 μg/m3 (61) 27.0 μg/m3 (82) 82.0
 
Sept. 19, 2020, 2 p.m. 31.9 ppb (30) 10.0 ppb (9) N/A 22.0 ppb (20) N/A 1.0 ppb (1) 8.0 ppb (6) 0.39 ppb (4) 71.0 μg/m3 (58) 19.0 μg/m3 (65) 65.0
 
Sept. 19, 2020, 1 p.m. 26.3 ppb (24) 4.7 ppb (4) N/A 22.0 ppb (20) N/A 1.0 ppb (1) 9.0 ppb (7) 0.28 ppb (3) 57.0 μg/m3 (51) 17.0 μg/m3 (61) 61.0
 
Sept. 19, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 64.0 μg/m3 (54) 21.0 μg/m3 (69) 69.0
 
Sept. 19, 2020, 11 a.m. 31.4 ppb (29) 7.2 ppb (7) N/A 24.0 ppb (22) N/A 1.0 ppb (1) 2.0 ppb (2) 0.25 ppb (3) 98.0 μg/m3 (72) 27.0 μg/m3 (82) 82.0
 
Sept. 19, 2020, 10 a.m. 28.3 ppb (26) 6.0 ppb (6) N/A 22.0 ppb (20) N/A 1.0 ppb (1) 4.0 ppb (3) 0.29 ppb (3) 93.0 μg/m3 (69) 23.0 μg/m3 (73) 73.0
 
Sept. 19, 2020, 9 a.m. 10.6 ppb (10) 2.3 ppb (2) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 19.0 ppb (15) 0.25 ppb (3) 81.0 μg/m3 (63) 18.0 μg/m3 (63) 63.0
 
Sept. 19, 2020, 8 a.m. 10.6 ppb (10) 2.4 ppb (2) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 13.0 ppb (10) 0.22 ppb (2) 317.0 μg/m3 (181) 31.0 μg/m3 (90) 181.0
 
Sept. 19, 2020, 7 a.m. 9.2 ppb (9) 2.2 ppb (2) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 15.0 ppb (12) 0.21 ppb (2) N/A 24.0 μg/m3 (76) 76.0
 
Sept. 19, 2020, 6 a.m. 31.3 ppb (29) 3.8 ppb (4) N/A 28.0 ppb (26) N/A 1.0 ppb (1) 5.0 ppb (4) 0.42 ppb (5) 677.0 μg/m3 (572) 122.0 μg/m3 (185) 572.0
 
Sept. 19, 2020, 5 a.m. 45.4 ppb (42) 7.4 ppb (7) N/A 38.0 ppb (35) N/A 3.0 ppb (4) 3.0 ppb (2) 0.48 ppb (5) 720.0 μg/m3 (615) 127.0 μg/m3 (188) 615.0
 
Sept. 19, 2020, 4 a.m. 29.8 ppb (28) 3.0 ppb (3) N/A 27.0 ppb (25) N/A 2.0 ppb (3) 17.0 ppb (13) 0.32 ppb (4) N/A 129.0 μg/m3 (189) 189.0
 
Sept. 19, 2020, 3 a.m. 20.2 ppb (19) 2.6 ppb (2) N/A 18.0 ppb (17) N/A 1.0 ppb (1) 31.0 ppb (24) 0.26 ppb (3) N/A 74.0 μg/m3 (160) 160.0
 
Sept. 19, 2020, 2 a.m. 20.9 ppb (19) 2.6 ppb (2) N/A 18.0 ppb (17) N/A 1.0 ppb (1) 29.0 ppb (22) 0.25 ppb (3) 100.0 μg/m3 (72) 17.0 μg/m3 (61) 72.0
 
Sept. 19, 2020, 1 a.m. 11.4 ppb (11) 3.5 ppb (3) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 45.0 ppb (35) 0.2 ppb (2) 168.0 μg/m3 (106) 18.0 μg/m3 (63) 106.0
 
Sept. 19, 2020, midnight 8.0 ppb (7) 2.5 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 63.0 ppb (48) 0.2 ppb (2) 65.0 μg/m3 (55) 10.0 μg/m3 (42) 55.0
 
Sept. 18, 2020, 11 p.m. 5.9 ppb (5) 2.4 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 70.0 ppb (54) 0.17 ppb (2) 64.0 μg/m3 (54) 13.0 μg/m3 (52) 54.0
 
Sept. 18, 2020, 10 p.m. 5.4 ppb (5) 2.2 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 75.0 ppb (58) 0.17 ppb (2) 60.0 μg/m3 (52) 14.0 μg/m3 (54) 58.0
 
Sept. 18, 2020, 9 p.m. 5.4 ppb (5) 2.4 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 70.0 ppb (54) 0.15 ppb (2) 51.0 μg/m3 (46) 11.0 μg/m3 (46) 54.0
 
Sept. 18, 2020, 8 p.m. 4.8 ppb (4) 2.2 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 68.0 ppb (52) 0.14 ppb (2) 45.0 μg/m3 (41) 15.0 μg/m3 (56) 56.0
 
Sept. 18, 2020, 7 p.m. 6.4 ppb (6) 2.8 ppb (3) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 66.0 ppb (51) 0.16 ppb (2) 55.0 μg/m3 (50) 11.0 μg/m3 (46) 51.0
 
Sept. 18, 2020, 6 p.m. 9.5 ppb (9) 2.7 ppb (3) N/A 7.0 ppb (6) N/A 4.0 ppb (6) 59.0 ppb (45) N/A 86.0 μg/m3 (66) 16.0 μg/m3 (59) 66.0
 
Sept. 18, 2020, 5 p.m. 17.3 ppb (16) 3.9 ppb (4) N/A 13.0 ppb (12) N/A 3.0 ppb (4) 54.0 ppb (42) 0.3 ppb (3) 73.0 μg/m3 (59) 14.0 μg/m3 (54) 59.0
 
Sept. 18, 2020, 4 p.m. 31.5 ppb (29) 8.6 ppb (8) N/A 23.0 ppb (21) N/A 3.0 ppb (4) 35.0 ppb (27) 0.47 ppb (5) 94.0 μg/m3 (70) 20.0 μg/m3 (67) 70.0
 
Sept. 18, 2020, 3 p.m. 34.2 ppb (32) 12.5 ppb (12) N/A 22.0 ppb (20) N/A 1.0 ppb (1) 19.0 ppb (15) 0.43 ppb (5) 123.0 μg/m3 (84) 22.0 μg/m3 (71) 84.0
 
Sept. 18, 2020, 2 p.m. 79.9 ppb (78) 48.2 ppb (45) N/A 32.0 ppb (30) N/A 1.0 ppb (1) 4.0 ppb (3) 0.81 ppb (9) 202.0 μg/m3 (124) 35.0 μg/m3 (99) 124.0
 
Sept. 18, 2020, 1 p.m. 60.5 ppb (57) 30.1 ppb (28) N/A 30.0 ppb (28) N/A 1.0 ppb (1) 3.0 ppb (2) 0.87 ppb (10) 119.0 μg/m3 (82) 31.0 μg/m3 (90) 90.0
 
Sept. 18, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 280.0 μg/m3 (162) 33.0 μg/m3 (95) 162.0
 
Sept. 18, 2020, 11 a.m. 13.6 ppb (13) 2.5 ppb (2) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 15.0 ppb (12) 0.17 ppb (2) 135.0 μg/m3 (90) 20.0 μg/m3 (67) 90.0
 
Sept. 18, 2020, 10 a.m. 11.2 ppb (10) 2.0 ppb (2) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 25.0 ppb (19) 0.17 ppb (2) 31.0 μg/m3 (28) 7.0 μg/m3 (29) 29.0
 
Sept. 18, 2020, 9 a.m. 6.7 ppb (6) 2.0 ppb (2) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 33.0 ppb (25) 0.13 ppb (1) 31.0 μg/m3 (28) 9.0 μg/m3 (38) 38.0
 
Sept. 18, 2020, 8 a.m. 5.1 ppb (5) 1.9 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 39.0 ppb (30) 0.11 ppb (1) 31.0 μg/m3 (28) 10.0 μg/m3 (42) 42.0
 
Sept. 18, 2020, 7 a.m. 3.9 ppb (4) 2.0 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 45.0 ppb (35) 0.11 ppb (1) 26.0 μg/m3 (24) 6.0 μg/m3 (25) 35.0
 
Sept. 18, 2020, 6 a.m. 5.0 ppb (5) 1.9 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 43.0 ppb (33) 0.12 ppb (1) 37.0 μg/m3 (34) 10.0 μg/m3 (42) 42.0
 
Sept. 18, 2020, 5 a.m. 5.9 ppb (5) 2.0 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 44.0 ppb (34) 0.15 ppb (2) 44.0 μg/m3 (40) 15.0 μg/m3 (56) 56.0
 
Sept. 18, 2020, 4 a.m. 7.3 ppb (7) 2.0 ppb (2) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 52.0 ppb (40) 0.19 ppb (2) 42.0 μg/m3 (38) 13.0 μg/m3 (52) 52.0
 
Sept. 18, 2020, 3 a.m. 24.5 ppb (23) 2.1 ppb (2) N/A 22.0 ppb (20) N/A 0.0 ppb (0) 33.0 ppb (25) 0.38 ppb (4) 78.0 μg/m3 (62) 15.0 μg/m3 (56) 62.0
 
Sept. 18, 2020, 2 a.m. 33.7 ppb (31) 4.4 ppb (4) N/A 29.0 ppb (27) N/A 0.0 ppb (0) 24.0 ppb (18) 0.44 ppb (5) 70.0 μg/m3 (58) 12.0 μg/m3 (50) 58.0
 
Sept. 18, 2020, 1 a.m. 15.5 ppb (14) 2.4 ppb (2) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 44.0 ppb (34) 0.23 ppb (3) 50.0 μg/m3 (45) 8.0 μg/m3 (33) 45.0
 
Sept. 18, 2020, midnight 6.0 ppb (6) 2.0 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 68.0 ppb (52) 0.17 ppb (2) 41.0 μg/m3 (37) 11.0 μg/m3 (46) 52.0
 
Sept. 17, 2020, 11 p.m. 5.4 ppb (5) 2.1 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 74.0 ppb (57) 0.19 ppb (2) 36.0 μg/m3 (33) 15.0 μg/m3 (56) 57.0
 
Sept. 17, 2020, 10 p.m. 4.8 ppb (4) 2.1 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 77.0 ppb (60) 0.17 ppb (2) 45.0 μg/m3 (41) 11.0 μg/m3 (46) 60.0
 
Sept. 17, 2020, 9 p.m. 4.5 ppb (4) 2.0 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 73.0 ppb (57) 0.15 ppb (2) 35.0 μg/m3 (32) 11.0 μg/m3 (46) 57.0
 
Sept. 17, 2020, 8 p.m. 5.3 ppb (5) 2.5 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 70.0 ppb (54) 0.16 ppb (2) 40.0 μg/m3 (36) 13.0 μg/m3 (52) 54.0
 
Sept. 17, 2020, 7 p.m. 6.0 ppb (6) 2.1 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 75.0 ppb (58) 0.23 ppb (3) 63.0 μg/m3 (54) 16.0 μg/m3 (59) 59.0
 
Sept. 17, 2020, 6 p.m. 7.4 ppb (7) 2.3 ppb (2) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 68.0 ppb (52) 0.23 ppb (3) 105.0 μg/m3 (75) 17.0 μg/m3 (61) 75.0
 
Sept. 17, 2020, 5 p.m. 8.3 ppb (8) 2.5 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 63.0 ppb (48) 0.24 ppb (3) 99.0 μg/m3 (72) 16.0 μg/m3 (59) 72.0
 
Sept. 17, 2020, 4 p.m. 10.0 ppb (9) 2.8 ppb (3) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 53.0 ppb (41) 0.24 ppb (3) 88.0 μg/m3 (66) 19.0 μg/m3 (65) 66.0
 
Sept. 17, 2020, 3 p.m. 19.7 ppb (18) 5.0 ppb (5) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 36.0 ppb (28) 0.29 ppb (3) 109.0 μg/m3 (77) 20.0 μg/m3 (67) 77.0
 
Sept. 17, 2020, 2 p.m. 30.1 ppb (28) 7.6 ppb (7) N/A 23.0 ppb (21) N/A 0.0 ppb (0) 19.0 ppb (15) 0.43 ppb (5) 143.0 μg/m3 (94) 23.0 μg/m3 (73) 94.0
 
Sept. 17, 2020, 1 p.m. 36.9 ppb (34) 7.9 ppb (7) N/A 29.0 ppb (27) N/A 0.0 ppb (0) 12.0 ppb (9) 0.42 ppb (5) 97.0 μg/m3 (71) 21.0 μg/m3 (69) 71.0
 
Sept. 17, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 60.0 μg/m3 (52) 19.0 μg/m3 (65) 65.0
 
Sept. 17, 2020, 11 a.m. 12.9 ppb (12) 2.2 ppb (2) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 30.0 ppb (23) 0.29 ppb (3) 58.0 μg/m3 (52) 19.0 μg/m3 (65) 65.0
 
Sept. 17, 2020, 10 a.m. 7.8 ppb (7) 2.0 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 46.0 ppb (35) 0.2 ppb (2) 41.0 μg/m3 (37) 15.0 μg/m3 (56) 56.0
 
Sept. 17, 2020, 9 a.m. 5.5 ppb (5) 1.7 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 50.0 ppb (38) 0.16 ppb (2) 43.0 μg/m3 (39) 11.0 μg/m3 (46) 46.0
 
Sept. 17, 2020, 8 a.m. 6.0 ppb (6) 1.9 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 44.0 ppb (34) 0.17 ppb (2) 51.0 μg/m3 (46) 16.0 μg/m3 (59) 59.0
 
Sept. 17, 2020, 7 a.m. 4.7 ppb (4) 1.8 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 44.0 ppb (34) 0.17 ppb (2) 41.0 μg/m3 (37) 16.0 μg/m3 (59) 59.0
 
Sept. 17, 2020, 6 a.m. 5.1 ppb (5) 1.8 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 47.0 ppb (36) 0.17 ppb (2) 41.0 μg/m3 (37) 15.0 μg/m3 (56) 56.0
 
Sept. 17, 2020, 5 a.m. 4.7 ppb (4) 1.8 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 50.0 ppb (38) 0.17 ppb (2) 42.0 μg/m3 (38) 17.0 μg/m3 (61) 61.0
 
Sept. 17, 2020, 4 a.m. 6.6 ppb (6) 2.0 ppb (2) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 50.0 ppb (38) 0.21 ppb (2) 47.0 μg/m3 (43) 22.0 μg/m3 (71) 71.0
 
Sept. 17, 2020, 3 a.m. 9.6 ppb (9) 2.2 ppb (2) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 53.0 ppb (41) 0.22 ppb (2) 48.0 μg/m3 (44) 11.0 μg/m3 (46) 46.0
 
Sept. 17, 2020, 2 a.m. 20.1 ppb (19) 2.2 ppb (2) N/A 18.0 ppb (17) N/A 0.0 ppb (0) 36.0 ppb (28) 0.43 ppb (5) 67.0 μg/m3 (56) 14.0 μg/m3 (54) 56.0
 
Sept. 17, 2020, 1 a.m. 5.7 ppb (5) 1.8 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 62.0 ppb (48) 0.15 ppb (2) 27.0 μg/m3 (25) 7.0 μg/m3 (29) 48.0
 
Sept. 17, 2020, midnight 5.0 ppb (5) 2.1 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 66.0 ppb (51) 0.14 ppb (2) 24.0 μg/m3 (22) 10.0 μg/m3 (42) 51.0
 
Sept. 16, 2020, 11 p.m. 4.3 ppb (4) 2.2 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 67.0 ppb (52) 0.13 ppb (1) 19.0 μg/m3 (17) 8.0 μg/m3 (33) 52.0
 
Sept. 16, 2020, 10 p.m. 4.2 ppb (4) 2.2 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 68.0 ppb (52) 0.13 ppb (1) 24.0 μg/m3 (22) 10.0 μg/m3 (42) 52.0
 
Sept. 16, 2020, 9 p.m. 3.8 ppb (4) 1.9 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 70.0 ppb (54) 0.15 ppb (2) 32.0 μg/m3 (29) 11.0 μg/m3 (46) 54.0
 
Sept. 16, 2020, 8 p.m. 5.1 ppb (5) 2.2 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 73.0 ppb (57) 0.2 ppb (2) 74.0 μg/m3 (60) 18.0 μg/m3 (63) 63.0
 
Sept. 16, 2020, 7 p.m. 5.0 ppb (5) 2.1 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 73.0 ppb (57) 0.22 ppb (2) 67.0 μg/m3 (56) 20.0 μg/m3 (67) 67.0
 
Sept. 16, 2020, 6 p.m. 7.5 ppb (7) 2.7 ppb (3) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 66.0 ppb (51) 0.21 ppb (2) 83.0 μg/m3 (64) 24.0 μg/m3 (76) 76.0
 
Sept. 16, 2020, 5 p.m. 5.5 ppb (5) 2.2 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 66.0 ppb (51) 0.22 ppb (2) 65.0 μg/m3 (55) 25.0 μg/m3 (78) 78.0
 
Sept. 16, 2020, 4 p.m. 7.2 ppb (7) 2.4 ppb (2) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 58.0 ppb (45) 0.25 ppb (3) 86.0 μg/m3 (66) 25.0 μg/m3 (78) 78.0
 
Sept. 16, 2020, 3 p.m. 11.4 ppb (11) 2.9 ppb (3) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 50.0 ppb (38) 0.27 ppb (3) 92.0 μg/m3 (68) 28.0 μg/m3 (84) 84.0
 
Sept. 16, 2020, 2 p.m. 23.4 ppb (22) 4.3 ppb (4) N/A 19.0 ppb (18) N/A 0.0 ppb (0) 28.0 ppb (22) 0.38 ppb (4) 153.0 μg/m3 (99) 35.0 μg/m3 (99) 99.0
 
Sept. 16, 2020, 1 p.m. 15.3 ppb (14) 2.4 ppb (2) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 36.0 ppb (28) 0.36 ppb (4) 87.0 μg/m3 (66) 30.0 μg/m3 (88) 88.0
 
Sept. 16, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 75.0 μg/m3 (60) 28.0 μg/m3 (84) 84.0
 
Sept. 16, 2020, 11 a.m. 5.3 ppb (5) 1.9 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 55.0 ppb (42) 0.24 ppb (3) 54.0 μg/m3 (49) 30.0 μg/m3 (88) 88.0