ID: 1361

AQSQID: 090090027

Site Name: New Haven - Criscuolo Park

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

Updated: Sept. 17, 2021, 7:56 p.m.

Location: New Haven (Fair Haven), CT

Reporting: True, Located: True

Current AQI: 27.0

New Haven (Fair Haven) CT, US: 41.301288, -72.902685

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 10, 2021, 6 p.m. N/A 0.4 ppb (1) 1.8 ppb (2) 1.0 ppb (1) N/A 0.0 ppb (0) 30.0 ppb (28) 0.16 ppb (3) 9.0 μg/m3 (9) 2.5 μg/m3 (11) 28.0
 
Sept. 10, 2021, 5 p.m. N/A 0.5 ppb (1) 2.1 ppb (2) 1.0 ppb (1) N/A 0.0 ppb (0) 28.0 ppb (26) 0.15 ppb (2) 10.0 μg/m3 (10) 2.8 μg/m3 (12) 26.0
 
Sept. 10, 2021, 4 p.m. N/A 0.4 ppb (1) 1.8 ppb (2) 1.0 ppb (1) N/A 0.0 ppb (0) 27.0 ppb (25) 0.15 ppb (2) 9.0 μg/m3 (9) 2.9 μg/m3 (13) 25.0
 
Sept. 10, 2021, 3 p.m. N/A 0.5 ppb (1) 2.2 ppb (3) 1.0 ppb (1) N/A 0.0 ppb (0) 27.0 ppb (25) 0.15 ppb (2) 8.0 μg/m3 (8) 2.6 μg/m3 (11) 25.0
 
Sept. 10, 2021, 2 p.m. N/A 1.5 ppb (2) 3.6 ppb (4) 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (25) 0.16 ppb (3) 12.0 μg/m3 (12) 3.9 μg/m3 (17) 25.0
 
Sept. 10, 2021, 1 p.m. N/A 0.8 ppb (1) 2.9 ppb (3) 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (25) 0.16 ppb (3) 9.0 μg/m3 (9) 3.0 μg/m3 (13) 25.0
 
Sept. 10, 2021, noon N/A 1.8 ppb (2) 5.9 ppb (6) 4.0 ppb (4) N/A 0.0 ppb (0) 22.0 ppb (21) 0.18 ppb (3) 8.0 μg/m3 (8) 3.0 μg/m3 (13) 21.0
 
Sept. 10, 2021, 11 a.m. N/A 0.5 ppb (1) 4.6 ppb (5) 4.0 ppb (4) N/A 0.0 ppb (0) 23.0 ppb (22) 0.19 ppb (3) 8.0 μg/m3 (8) 3.3 μg/m3 (14) 22.0
 
Sept. 10, 2021, 10 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 23.0 ppb (22) 0.18 ppb (3) 9.0 μg/m3 (9) 3.7 μg/m3 (16) 22.0
 
Sept. 10, 2021, 9 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 24.0 ppb (23) 0.16 ppb (3) 10.0 μg/m3 (10) 4.1 μg/m3 (18) 23.0
 
Sept. 10, 2021, 8 a.m. N/A 0.0 ppb (0) 4.1 ppb (4) 4.0 ppb (4) N/A 0.0 ppb (0) 19.0 ppb (18) 0.15 ppb (2) 13.0 μg/m3 (13) 6.1 μg/m3 (26) 26.0
 
Sept. 10, 2021, 7 a.m. N/A 0.0 ppb (0) 5.6 ppb (6) 5.0 ppb (5) N/A 0.0 ppb (0) 16.0 ppb (15) N/A 17.0 μg/m3 (16) 7.9 μg/m3 (33) 33.0
 
Sept. 10, 2021, 6 a.m. N/A 0.0 ppb (0) 6.7 ppb (7) 6.0 ppb (6) N/A 0.0 ppb (0) 13.0 ppb (13) N/A 18.0 μg/m3 (17) 8.4 μg/m3 (36) 36.0
 
Sept. 10, 2021, 5 a.m. N/A 0.5 ppb (1) 7.8 ppb (8) 7.0 ppb (7) N/A 0.0 ppb (0) N/A 0.2 ppb (3) 18.0 μg/m3 (17) 8.2 μg/m3 (35) 35.0
 
Sept. 10, 2021, 4 a.m. N/A 0.0 ppb (0) 6.4 ppb (7) 6.0 ppb (6) N/A 0.0 ppb (0) 16.0 ppb (15) 0.21 ppb (3) 17.0 μg/m3 (16) 8.0 μg/m3 (34) 34.0
 
Sept. 10, 2021, 3 a.m. N/A 0.0 ppb (0) 5.7 ppb (6) 5.0 ppb (5) N/A 0.0 ppb (0) 18.0 ppb (17) 0.22 ppb (3) 17.0 μg/m3 (16) 7.6 μg/m3 (32) 32.0
 
Sept. 10, 2021, 2 a.m. N/A 0.8 ppb (1) 11.9 ppb (12) 11.0 ppb (11) N/A 0.0 ppb (0) 15.0 ppb (14) 0.29 ppb (4) 15.0 μg/m3 (14) 6.8 μg/m3 (29) 29.0
 
Sept. 10, 2021, 1 a.m. N/A 0.0 ppb (0) 14.7 ppb (14) N/A N/A 0.0 ppb (0) 19.0 ppb (18) 0.33 ppb (4) 12.0 μg/m3 (12) 6.3 μg/m3 (27) 27.0
 
Sept. 10, 2021, midnight N/A 0.0 ppb (0) 14.1 ppb (14) 12.0 ppb (12) N/A 0.0 ppb (0) 27.0 ppb (25) 0.3 ppb (4) 11.0 μg/m3 (11) 6.0 μg/m3 (25) 25.0
 
Sept. 9, 2021, 11 p.m. N/A 0.1 ppb (1) 17.5 ppb (17) 16.0 ppb (16) N/A 0.0 ppb (0) 33.0 ppb (31) 0.27 ppb (4) 11.0 μg/m3 (11) 5.7 μg/m3 (24) 31.0
 
Sept. 9, 2021, 10 p.m. N/A 0.0 ppb (0) 9.8 ppb (10) 8.0 ppb (8) N/A N/A 37.0 ppb (35) 0.22 ppb (3) 11.0 μg/m3 (11) 5.6 μg/m3 (24) 35.0
 
Sept. 9, 2021, 9 p.m. N/A 0.0 ppb (0) 7.5 ppb (8) 7.0 ppb (7) N/A 0.0 ppb (0) 44.0 ppb (41) 0.21 ppb (3) 11.0 μg/m3 (11) 5.2 μg/m3 (22) 41.0
 
Sept. 9, 2021, 8 p.m. N/A 0.2 ppb (1) 8.8 ppb (9) 7.0 ppb (7) N/A 0.0 ppb (0) 43.0 ppb (40) 0.23 ppb (3) 8.0 μg/m3 (8) 4.6 μg/m3 (20) 40.0
 
Sept. 9, 2021, 7 p.m. N/A 0.5 ppb (1) 8.2 ppb (8) 6.0 ppb (6) N/A 0.0 ppb (0) 44.0 ppb (41) 0.21 ppb (3) 8.0 μg/m3 (8) 4.8 μg/m3 (20) 41.0
 
Sept. 9, 2021, 6 p.m. N/A 1.3 ppb (2) 12.2 ppb (12) 10.0 ppb (10) N/A 0.0 ppb (0) 40.0 ppb (38) 0.21 ppb (3) 9.0 μg/m3 (9) 5.2 μg/m3 (22) 38.0
 
Sept. 9, 2021, 5 p.m. N/A 1.5 ppb (2) 13.1 ppb (13) 10.0 ppb (10) N/A 0.0 ppb (0) 36.0 ppb (34) 0.23 ppb (3) 12.0 μg/m3 (12) 5.7 μg/m3 (24) 34.0
 
Sept. 9, 2021, 4 p.m. N/A 2.3 ppb (3) 15.5 ppb (15) 12.0 ppb (12) N/A 0.0 ppb (0) 33.0 ppb (31) 0.24 ppb (3) 12.0 μg/m3 (12) 6.2 μg/m3 (26) 31.0
 
Sept. 9, 2021, 3 p.m. N/A 1.5 ppb (2) 11.6 ppb (11) 10.0 ppb (10) N/A 0.0 ppb (0) 31.0 ppb (29) 0.21 ppb (3) 15.0 μg/m3 (14) 7.3 μg/m3 (31) 31.0
 
Sept. 9, 2021, 2 p.m. N/A 1.6 ppb (2) 13.1 ppb (13) 10.0 ppb (10) N/A 0.0 ppb (0) 27.0 ppb (25) 0.21 ppb (3) 17.0 μg/m3 (16) 8.0 μg/m3 (34) 34.0
 
Sept. 9, 2021, 1 p.m. N/A 2.4 ppb (3) 13.3 ppb (13) 10.0 ppb (10) N/A 1.0 ppb (2) 25.0 ppb (24) 0.21 ppb (3) 14.0 μg/m3 (13) 7.8 μg/m3 (33) 33.0
 
Sept. 9, 2021, noon N/A 0.8 ppb (1) 8.7 ppb (9) 7.0 ppb (7) N/A 0.0 ppb (0) 28.0 ppb (26) 0.19 ppb (3) 22.0 μg/m3 (21) 10.8 μg/m3 (46) 46.0
 
Sept. 9, 2021, 11 a.m. N/A 1.0 ppb (1) 7.8 ppb (8) 6.0 ppb (6) N/A 0.0 ppb (0) 34.0 ppb (32) 0.17 ppb (3) 23.0 μg/m3 (22) 10.9 μg/m3 (46) 46.0
 
Sept. 9, 2021, 10 a.m. N/A N/A N/A 8.0 ppb (8) N/A 0.0 ppb (0) 33.0 ppb (31) 0.19 ppb (3) 21.0 μg/m3 (20) 10.2 μg/m3 (43) 43.0
 
Sept. 9, 2021, 9 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 31.0 ppb (29) 0.16 ppb (3) 17.0 μg/m3 (16) 8.7 μg/m3 (37) 37.0
 
Sept. 9, 2021, 8 a.m. N/A 4.6 ppb (5) 17.7 ppb (17) 12.0 ppb (12) N/A 0.0 ppb (0) 25.0 ppb (24) 0.16 ppb (3) 25.0 μg/m3 (24) 12.0 μg/m3 (50) 50.0
 
Sept. 9, 2021, 7 a.m. N/A 2.4 ppb (3) 15.3 ppb (15) 14.0 ppb (14) N/A 0.0 ppb (0) 31.0 ppb (29) N/A 38.0 μg/m3 (36) 16.6 μg/m3 (61) 61.0
 
Sept. 9, 2021, 6 a.m. N/A 0.0 ppb (0) 5.7 ppb (6) 5.0 ppb (5) N/A 0.0 ppb (0) 34.0 ppb (32) N/A 24.0 μg/m3 (23) 10.5 μg/m3 (44) 44.0
 
Sept. 9, 2021, 5 a.m. N/A 0.2 ppb (1) 6.9 ppb (7) 7.0 ppb (7) N/A 0.0 ppb (0) N/A 0.16 ppb (3) 18.0 μg/m3 (17) 8.3 μg/m3 (35) 35.0
 
Sept. 9, 2021, 4 a.m. N/A 0.1 ppb (1) 6.8 ppb (7) 6.0 ppb (6) N/A 0.0 ppb (0) 36.0 ppb (34) 0.17 ppb (3) 18.0 μg/m3 (17) 8.4 μg/m3 (36) 36.0
 
Sept. 9, 2021, 3 a.m. N/A 0.2 ppb (1) 6.5 ppb (7) 6.0 ppb (6) N/A 0.0 ppb (0) 37.0 ppb (35) 0.18 ppb (3) 19.0 μg/m3 (18) 8.6 μg/m3 (36) 36.0
 
Sept. 9, 2021, 2 a.m. N/A 0.0 ppb (0) 6.0 ppb (6) 5.0 ppb (5) N/A 0.0 ppb (0) 40.0 ppb (38) 0.18 ppb (3) 20.0 μg/m3 (19) 9.0 μg/m3 (38) 38.0
 
Sept. 9, 2021, 1 a.m. N/A 0.0 ppb (0) 6.4 ppb (7) N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.19 ppb (3) 19.0 μg/m3 (18) 8.9 μg/m3 (38) 40.0
 
Sept. 9, 2021, midnight N/A 0.0 ppb (0) 5.5 ppb (6) 5.0 ppb (5) N/A 0.0 ppb (0) 44.0 ppb (41) 0.19 ppb (3) 18.0 μg/m3 (17) 8.2 μg/m3 (35) 41.0
 
Sept. 8, 2021, 11 p.m. N/A 0.0 ppb (0) 4.8 ppb (5) 4.0 ppb (4) N/A 0.0 ppb (0) 45.0 ppb (42) 0.2 ppb (3) 21.0 μg/m3 (20) 8.1 μg/m3 (34) 42.0
 
Sept. 8, 2021, 10 p.m. N/A 0.1 ppb (1) 5.9 ppb (6) 5.0 ppb (5) N/A N/A 46.0 ppb (43) 0.2 ppb (3) 18.0 μg/m3 (17) 7.9 μg/m3 (33) 43.0
 
Sept. 8, 2021, 9 p.m. N/A 0.3 ppb (1) 7.1 ppb (7) 6.0 ppb (6) N/A 0.0 ppb (0) 45.0 ppb (42) 0.2 ppb (3) 21.0 μg/m3 (20) 8.0 μg/m3 (34) 42.0
 
Sept. 8, 2021, 8 p.m. N/A 0.7 ppb (1) 6.6 ppb (7) 5.0 ppb (5) N/A 0.0 ppb (0) 47.0 ppb (44) 0.2 ppb (3) 30.0 μg/m3 (28) 8.1 μg/m3 (34) 44.0
 
Sept. 8, 2021, 7 p.m. N/A 1.5 ppb (2) 10.8 ppb (11) 8.0 ppb (8) N/A 0.0 ppb (0) 45.0 ppb (42) 0.21 ppb (3) 21.0 μg/m3 (20) 7.8 μg/m3 (33) 42.0
 
Sept. 8, 2021, 6 p.m. N/A 2.4 ppb (3) 13.3 ppb (13) 10.0 ppb (10) N/A 0.0 ppb (0) 45.0 ppb (42) 0.21 ppb (3) 21.0 μg/m3 (20) 8.2 μg/m3 (35) 42.0
 
Sept. 8, 2021, 5 p.m. N/A 1.3 ppb (2) 8.4 ppb (8) 6.0 ppb (6) N/A 0.0 ppb (0) 49.0 ppb (46) 0.2 ppb (3) 26.0 μg/m3 (25) 8.1 μg/m3 (34) 46.0
 
Sept. 8, 2021, 4 p.m. N/A 2.0 ppb (2) 11.6 ppb (11) 8.0 ppb (8) N/A 0.0 ppb (0) 50.0 ppb (47) 0.22 ppb (3) 19.0 μg/m3 (18) 8.4 μg/m3 (36) 47.0
 
Sept. 8, 2021, 3 p.m. N/A 4.0 ppb (4) 18.7 ppb (18) 13.0 ppb (13) N/A 1.0 ppb (2) 46.0 ppb (43) 0.24 ppb (3) 18.0 μg/m3 (17) 9.0 μg/m3 (38) 43.0
 
Sept. 8, 2021, 2 p.m. N/A 6.1 ppb (6) 23.1 ppb (22) 15.0 ppb (15) N/A 1.0 ppb (2) 40.0 ppb (38) 0.25 ppb (3) 19.0 μg/m3 (18) 8.7 μg/m3 (37) 38.0
 
Sept. 8, 2021, 1 p.m. N/A 6.7 ppb (7) 23.8 ppb (23) 17.0 ppb (17) N/A 1.0 ppb (2) 33.0 ppb (31) 0.22 ppb (3) 19.0 μg/m3 (18) 8.4 μg/m3 (36) 36.0
 
Sept. 8, 2021, noon N/A 8.2 ppb (8) 28.2 ppb (27) 19.0 ppb (18) N/A 1.0 ppb (2) 26.0 ppb (25) 0.21 ppb (3) 15.0 μg/m3 (14) 8.2 μg/m3 (35) 35.0
 
Sept. 8, 2021, 11 a.m. N/A 21.6 ppb (21) 57.8 ppb (56) 35.0 ppb (34) N/A 1.0 ppb (2) 12.0 ppb (12) 0.25 ppb (3) 18.0 μg/m3 (17) 9.7 μg/m3 (41) 56.0
 
Sept. 8, 2021, 10 a.m. N/A N/A N/A 23.0 ppb (22) N/A 0.0 ppb (0) 19.0 ppb (18) 0.23 ppb (3) 17.0 μg/m3 (16) 8.6 μg/m3 (36) 36.0
 
Sept. 8, 2021, 9 a.m. N/A N/A N/A 28.0 ppb (27) N/A 0.0 ppb (0) 1.0 ppb (1) 0.43 ppb (5) 22.0 μg/m3 (21) 8.1 μg/m3 (34) 34.0
 
Sept. 8, 2021, 8 a.m. N/A 6.1 ppb (6) 28.3 ppb (27) 21.0 ppb (20) N/A 0.0 ppb (0) 11.0 ppb (11) 0.3 ppb (4) 15.0 μg/m3 (14) 7.5 μg/m3 (32) 32.0
 
Sept. 8, 2021, 7 a.m. N/A 0.3 ppb (1) 14.0 ppb (14) 15.0 ppb (15) N/A 0.0 ppb (0) 19.0 ppb (18) N/A 13.0 μg/m3 (13) 7.3 μg/m3 (31) 31.0
 
Sept. 8, 2021, 6 a.m. N/A 0.0 ppb (0) 13.9 ppb (14) 15.0 ppb (15) N/A 0.0 ppb (0) 21.0 ppb (20) N/A 14.0 μg/m3 (13) 6.9 μg/m3 (29) 29.0
 
Sept. 8, 2021, 5 a.m. N/A 0.1 ppb (1) 11.8 ppb (12) 10.0 ppb (10) N/A 0.0 ppb (0) N/A 0.22 ppb (3) 13.0 μg/m3 (13) 6.2 μg/m3 (26) 26.0
 
Sept. 8, 2021, 4 a.m. N/A 0.3 ppb (1) 15.3 ppb (15) 12.0 ppb (12) N/A 0.0 ppb (0) 35.0 ppb (33) 0.23 ppb (3) 12.0 μg/m3 (12) 5.8 μg/m3 (25) 33.0
 
Sept. 8, 2021, 3 a.m. N/A 0.0 ppb (0) 14.9 ppb (15) 11.0 ppb (11) N/A 0.0 ppb (0) 35.0 ppb (33) 0.25 ppb (3) 13.0 μg/m3 (13) 5.5 μg/m3 (23) 33.0
 
Sept. 8, 2021, 2 a.m. N/A 0.8 ppb (1) 22.3 ppb (22) 19.0 ppb (18) N/A 0.0 ppb (0) 32.0 ppb (30) 0.23 ppb (3) 11.0 μg/m3 (11) 5.2 μg/m3 (22) 30.0
 
Sept. 8, 2021, 1 a.m. N/A 1.0 ppb (1) 23.8 ppb (23) N/A N/A 1.0 ppb (2) 35.0 ppb (33) 0.23 ppb (3) 11.0 μg/m3 (11) 4.8 μg/m3 (20) 33.0
 
Sept. 8, 2021, midnight N/A 0.0 ppb (0) 12.4 ppb (12) 9.0 ppb (9) N/A 0.0 ppb (0) 42.0 ppb (39) 0.3 ppb (4) 11.0 μg/m3 (11) 4.5 μg/m3 (19) 39.0
 
Sept. 7, 2021, 11 p.m. N/A 0.2 ppb (1) 12.7 ppb (12) 10.0 ppb (10) N/A 0.0 ppb (0) 37.0 ppb (35) 0.27 ppb (4) 8.0 μg/m3 (8) 3.6 μg/m3 (16) 35.0
 
Sept. 7, 2021, 10 p.m. N/A 0.8 ppb (1) 13.3 ppb (13) 11.0 ppb (11) N/A N/A 40.0 ppb (38) 0.24 ppb (3) 9.0 μg/m3 (9) 3.6 μg/m3 (16) 38.0
 
Sept. 7, 2021, 9 p.m. N/A 2.0 ppb (2) 12.8 ppb (13) 9.0 ppb (9) N/A 1.0 ppb (2) 43.0 ppb (40) 0.3 ppb (4) 8.0 μg/m3 (8) 3.5 μg/m3 (15) 40.0
 
Sept. 7, 2021, 8 p.m. N/A 5.9 ppb (6) 24.7 ppb (24) 18.0 ppb (17) N/A 1.0 ppb (2) 38.0 ppb (36) 0.29 ppb (4) 10.0 μg/m3 (10) 4.0 μg/m3 (17) 36.0
 
Sept. 7, 2021, 7 p.m. N/A 4.8 ppb (5) 22.2 ppb (21) 16.0 ppb (16) N/A 1.0 ppb (2) 39.0 ppb (37) 0.26 ppb (4) 14.0 μg/m3 (13) 4.3 μg/m3 (18) 37.0
 
Sept. 7, 2021, 6 p.m. N/A 4.3 ppb (5) 16.6 ppb (16) 12.0 ppb (12) N/A 0.0 ppb (0) 35.0 ppb (33) 0.24 ppb (3) 11.0 μg/m3 (11) 3.9 μg/m3 (17) 33.0
 
Sept. 7, 2021, 5 p.m. N/A 2.1 ppb (2) 7.7 ppb (8) 4.0 ppb (4) N/A 0.0 ppb (0) 34.0 ppb (32) N/A 11.0 μg/m3 (11) 3.6 μg/m3 (16) 32.0
 
Sept. 7, 2021, 4 p.m. N/A 3.4 ppb (4) 11.1 ppb (11) 6.0 ppb (6) N/A 0.0 ppb (0) 31.0 ppb (29) N/A 13.0 μg/m3 (13) 4.3 μg/m3 (18) 29.0
 
Sept. 7, 2021, 3 p.m. N/A 4.4 ppb (5) 14.7 ppb (14) 9.0 ppb (9) N/A 0.0 ppb (0) 29.0 ppb (27) 0.17 ppb (3) 12.0 μg/m3 (12) 4.8 μg/m3 (20) 27.0
 
Sept. 7, 2021, 2 p.m. N/A 8.5 ppb (9) 22.0 ppb (21) 12.0 ppb (12) N/A 0.0 ppb (0) 23.0 ppb (22) 0.29 ppb (4) 13.0 μg/m3 (13) 4.9 μg/m3 (21) 22.0
 
Sept. 7, 2021, 1 p.m. N/A 17.3 ppb (17) 35.8 ppb (34) 17.0 ppb (17) N/A 1.0 ppb (2) 14.0 ppb (13) 0.36 ppb (5) 15.0 μg/m3 (14) 6.0 μg/m3 (25) 34.0
 
Sept. 7, 2021, noon N/A 16.0 ppb (16) 32.3 ppb (31) 16.0 ppb (16) N/A 0.0 ppb (0) 11.0 ppb (11) 0.39 ppb (5) 13.0 μg/m3 (13) 6.1 μg/m3 (26) 31.0
 
Sept. 7, 2021, 11 a.m. N/A N/A N/A 18.0 ppb (17) N/A 0.0 ppb (0) 6.0 ppb (6) 0.39 ppb (5) 29.0 μg/m3 (27) 7.5 μg/m3 (32) 32.0
 
Sept. 7, 2021, 10 a.m. N/A N/A N/A 18.0 ppb (17) N/A 0.0 ppb (0) 7.0 ppb (7) 0.3 ppb (4) 14.0 μg/m3 (13) 6.1 μg/m3 (26) 26.0
 
Sept. 7, 2021, 9 a.m. N/A N/A N/A 19.0 ppb (18) N/A 0.0 ppb (0) 2.0 ppb (2) 0.29 ppb (4) 14.0 μg/m3 (13) 6.5 μg/m3 (28) 28.0
 
Sept. 7, 2021, 8 a.m. N/A 1.8 ppb (2) 20.3 ppb (20) 19.0 ppb (18) N/A 0.0 ppb (0) 4.0 ppb (4) 0.25 ppb (3) 12.0 μg/m3 (12) 6.3 μg/m3 (27) 27.0
 
Sept. 7, 2021, 7 a.m. N/A 0.4 ppb (1) 18.0 ppb (17) 15.0 ppb (15) N/A 0.0 ppb (0) 10.0 ppb (10) N/A 12.0 μg/m3 (12) 6.6 μg/m3 (28) 28.0
 
Sept. 7, 2021, 6 a.m. N/A 0.0 ppb (0) 13.8 ppb (14) 13.0 ppb (13) N/A 0.0 ppb (0) 14.0 ppb (13) N/A 13.0 μg/m3 (13) 6.1 μg/m3 (26) 26.0
 
Sept. 7, 2021, 5 a.m. N/A 0.0 ppb (0) 6.9 ppb (7) 7.0 ppb (7) N/A 0.0 ppb (0) N/A 0.24 ppb (3) 11.0 μg/m3 (11) 5.6 μg/m3 (24) 24.0
 
Sept. 7, 2021, 4 a.m. N/A 0.0 ppb (0) 8.7 ppb (9) 8.0 ppb (8) N/A 0.0 ppb (0) 23.0 ppb (22) 0.27 ppb (4) 11.0 μg/m3 (11) 5.8 μg/m3 (25) 25.0
 
Sept. 7, 2021, 3 a.m. N/A 0.0 ppb (0) 5.5 ppb (6) 5.0 ppb (5) N/A 0.0 ppb (0) 28.0 ppb (26) 0.24 ppb (3) 11.0 μg/m3 (11) 5.6 μg/m3 (24) 26.0
 
Sept. 7, 2021, 2 a.m. N/A 0.0 ppb (0) 4.4 ppb (5) 4.0 ppb (4) N/A 0.0 ppb (0) 32.0 ppb (30) 0.22 ppb (3) 10.0 μg/m3 (10) 5.4 μg/m3 (23) 30.0
 
Sept. 7, 2021, 1 a.m. N/A 0.0 ppb (0) 6.0 ppb (6) N/A N/A 0.0 ppb (0) 32.0 ppb (30) 0.29 ppb (4) 10.0 μg/m3 (10) 5.8 μg/m3 (25) 30.0
 
Sept. 7, 2021, midnight N/A 0.0 ppb (0) 6.1 ppb (6) 5.0 ppb (5) N/A 0.0 ppb (0) 33.0 ppb (31) 0.32 ppb (4) 11.0 μg/m3 (11) 6.0 μg/m3 (25) 31.0
 
Sept. 6, 2021, 11 p.m. N/A 0.0 ppb (0) 5.3 ppb (5) 4.0 ppb (4) N/A 0.0 ppb (0) 37.0 ppb (35) 0.31 ppb (4) 12.0 μg/m3 (12) 5.8 μg/m3 (25) 35.0
 
Sept. 6, 2021, 10 p.m. N/A 0.2 ppb (1) 6.2 ppb (6) 5.0 ppb (5) N/A N/A 40.0 ppb (38) 0.28 ppb (4) 11.0 μg/m3 (11) 5.6 μg/m3 (24) 38.0
 
Sept. 6, 2021, 9 p.m. N/A 0.4 ppb (1) 4.8 ppb (5) 3.0 ppb (3) N/A 0.0 ppb (0) 43.0 ppb (40) 0.24 ppb (3) 10.0 μg/m3 (10) 5.4 μg/m3 (23) 40.0
 
Sept. 6, 2021, 8 p.m. N/A 0.5 ppb (1) 4.1 ppb (4) 3.0 ppb (3) N/A 0.0 ppb (0) 44.0 ppb (41) 0.22 ppb (3) 12.0 μg/m3 (12) 5.6 μg/m3 (24) 41.0
 
Sept. 6, 2021, 7 p.m. N/A 0.4 ppb (1) 3.7 ppb (4) 2.0 ppb (2) N/A 0.0 ppb (0) 46.0 ppb (43) 0.19 ppb (3) 11.0 μg/m3 (11) 6.1 μg/m3 (26) 43.0
 
Sept. 6, 2021, 6 p.m. N/A 0.6 ppb (1) 5.0 ppb (5) 2.0 ppb (2) N/A 0.0 ppb (0) 50.0 ppb (47) 0.25 ppb (3) 15.0 μg/m3 (14) 7.0 μg/m3 (30) 47.0
 
Sept. 6, 2021, 5 p.m. N/A 0.8 ppb (1) 6.4 ppb (7) 4.0 ppb (4) N/A 0.0 ppb (0) 44.0 ppb (41) 0.28 ppb (4) 13.0 μg/m3 (13) 7.4 μg/m3 (31) 41.0
 
Sept. 6, 2021, 4 p.m. N/A 0.4 ppb (1) 3.2 ppb (4) 1.0 ppb (1) N/A 0.0 ppb (0) 40.0 ppb (38) 0.2 ppb (3) 10.0 μg/m3 (10) 6.8 μg/m3 (29) 38.0
 
Sept. 6, 2021, 3 p.m. N/A 0.3 ppb (1) 2.7 ppb (3) 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (32) 0.22 ppb (3) 11.0 μg/m3 (11) 7.1 μg/m3 (30) 32.0
 
Sept. 6, 2021, 2 p.m. N/A 0.4 ppb (1) 2.8 ppb (3) 1.0 ppb (1) N/A 0.0 ppb (0) 26.0 ppb (25) 0.23 ppb (3) 10.0 μg/m3 (10) 7.0 μg/m3 (30) 30.0
 
Sept. 6, 2021, 1 p.m. N/A 0.4 ppb (1) 3.3 ppb (4) 2.0 ppb (2) N/A 0.0 ppb (0) 24.0 ppb (23) 0.24 ppb (3) 10.0 μg/m3 (10) 6.8 μg/m3 (29) 29.0
 
Sept. 6, 2021, noon N/A 0.7 ppb (1) 4.6 ppb (5) 3.0 ppb (3) N/A 0.0 ppb (0) 19.0 ppb (18) 0.31 ppb (4) 12.0 μg/m3 (12) 7.6 μg/m3 (32) 32.0
 
Sept. 6, 2021, 11 a.m. N/A 0.9 ppb (1) 6.9 ppb (7) 4.0 ppb (4) N/A 0.0 ppb (0) 14.0 ppb (13) 0.32 ppb (4) 14.0 μg/m3 (13) 8.5 μg/m3 (36) 36.0
 
Sept. 6, 2021, 10 a.m. N/A N/A N/A 9.0 ppb (9) N/A 0.0 ppb (0) 12.0 ppb (12) 0.33 ppb (4) 16.0 μg/m3 (15) 9.3 μg/m3 (39) 39.0
 
Sept. 6, 2021, 9 a.m. N/A N/A N/A 16.0 ppb (16) N/A 0.0 ppb (0) 10.0 ppb (10) 0.35 ppb (4) 16.0 μg/m3 (15) 8.8 μg/m3 (37) 37.0
 
Sept. 6, 2021, 8 a.m. N/A 0.4 ppb (1) 14.2 ppb (14) 13.0 ppb (13) N/A 0.0 ppb (0) 13.0 ppb (13) 0.34 ppb (4) 15.0 μg/m3 (14) 8.7 μg/m3 (37) 37.0
 
Sept. 6, 2021, 7 a.m. N/A 0.2 ppb (1) 12.2 ppb (12) 10.0 ppb (10) N/A 0.0 ppb (0) 16.0 ppb (15) N/A 15.0 μg/m3 (14) 8.6 μg/m3 (36) 36.0
 
Sept. 6, 2021, 6 a.m. N/A 0.2 ppb (1) 14.2 ppb (14) 12.0 ppb (12) N/A 0.0 ppb (0) 16.0 ppb (15) N/A 15.0 μg/m3 (14) 9.1 μg/m3 (38) 38.0
 
Sept. 6, 2021, 5 a.m. N/A 0.1 ppb (1) 15.2 ppb (15) 13.0 ppb (13) N/A 0.0 ppb (0) N/A 0.26 ppb (4) 17.0 μg/m3 (16) 9.2 μg/m3 (39) 39.0
 
Sept. 6, 2021, 4 a.m. N/A 0.0 ppb (0) 6.3 ppb (6) 4.0 ppb (4) N/A 0.0 ppb (0) 27.0 ppb (25) 0.22 ppb (3) 16.0 μg/m3 (15) 8.6 μg/m3 (36) 36.0
 
Sept. 6, 2021, 3 a.m. N/A 0.0 ppb (0) 5.6 ppb (6) 4.0 ppb (4) N/A 0.0 ppb (0) 30.0 ppb (28) 0.21 ppb (3) 16.0 μg/m3 (15) 8.4 μg/m3 (36) 36.0
 
Sept. 6, 2021, 2 a.m. N/A 0.1 ppb (1) 10.8 ppb (11) 7.0 ppb (7) N/A 0.0 ppb (0) 27.0 ppb (25) 0.22 ppb (3) 15.0 μg/m3 (14) 8.3 μg/m3 (35) 35.0
 
Sept. 6, 2021, 1 a.m. N/A 0.0 ppb (0) 6.8 ppb (7) N/A N/A 0.0 ppb (0) 30.0 ppb (28) 0.26 ppb (4) 13.0 μg/m3 (13) 7.0 μg/m3 (30) 30.0
 
Sept. 6, 2021, midnight N/A 0.0 ppb (0) 5.4 ppb (6) 5.0 ppb (5) N/A 0.0 ppb (0) 34.0 ppb (32) 0.25 ppb (3) 13.0 μg/m3 (13) 6.8 μg/m3 (29) 32.0
 
Sept. 5, 2021, 11 p.m. N/A 0.1 ppb (1) 6.7 ppb (7) 6.0 ppb (6) N/A 0.0 ppb (0) 36.0 ppb (34) 0.18 ppb (3) 15.0 μg/m3 (14) 7.2 μg/m3 (31) 34.0
 
Sept. 5, 2021, 10 p.m. N/A 0.1 ppb (1) 6.9 ppb (7) 6.0 ppb (6) N/A N/A 37.0 ppb (35) 0.21 ppb (3) 14.0 μg/m3 (13) 6.8 μg/m3 (29) 35.0
 
Sept. 5, 2021, 9 p.m. N/A 0.1 ppb (1) 6.9 ppb (7) 6.0 ppb (6) N/A 0.0 ppb (0) 37.0 ppb (35) 0.17 ppb (3) 15.0 μg/m3 (14) 6.6 μg/m3 (28) 35.0
 
Sept. 5, 2021, 8 p.m. N/A 0.1 ppb (1) 5.1 ppb (5) 4.0 ppb (4) N/A 0.0 ppb (0) 37.0 ppb (35) 0.2 ppb (3) 13.0 μg/m3 (13) 5.6 μg/m3 (24) 35.0
 
Sept. 5, 2021, 7 p.m. N/A 0.2 ppb (1) 5.3 ppb (5) 4.0 ppb (4) N/A 0.0 ppb (0) 35.0 ppb (33) 0.22 ppb (3) 13.0 μg/m3 (13) 5.0 μg/m3 (21) 33.0
 
Sept. 5, 2021, 6 p.m. N/A 1.6 ppb (2) 7.9 ppb (8) 6.0 ppb (6) N/A 0.0 ppb (0) 28.0 ppb (26) 0.23 ppb (3) 10.0 μg/m3 (10) 4.3 μg/m3 (18) 26.0
 
Sept. 5, 2021, 5 p.m. N/A 0.5 ppb (1) 5.9 ppb (6) 4.0 ppb (4) N/A 0.0 ppb (0) 33.0 ppb (31) 0.15 ppb (2) 12.0 μg/m3 (12) 4.5 μg/m3 (19) 31.0
 
Sept. 5, 2021, 4 p.m. N/A 0.5 ppb (1) 5.1 ppb (5) 3.0 ppb (3) N/A 0.0 ppb (0) 31.0 ppb (29) 0.18 ppb (3) 12.0 μg/m3 (12) 4.2 μg/m3 (18) 29.0
 
Sept. 5, 2021, 3 p.m. N/A 1.3 ppb (2) 7.9 ppb (8) 5.0 ppb (5) N/A 0.0 ppb (0) 30.0 ppb (28) 0.2 ppb (3) 9.0 μg/m3 (9) 4.1 μg/m3 (18) 28.0
 
Sept. 5, 2021, 2 p.m. N/A 2.0 ppb (2) 11.0 ppb (11) 8.0 ppb (8) N/A 0.0 ppb (0) 25.0 ppb (24) 0.28 ppb (4) 9.0 μg/m3 (9) 4.2 μg/m3 (18) 24.0
 
Sept. 5, 2021, 1 p.m. N/A 3.5 ppb (4) 14.5 ppb (14) 9.0 ppb (9) N/A 0.0 ppb (0) 20.0 ppb (19) 0.21 ppb (3) 10.0 μg/m3 (10) 5.2 μg/m3 (22) 22.0
 
Sept. 5, 2021, noon N/A 3.4 ppb (4) 15.6 ppb (15) 9.0 ppb (9) N/A 0.0 ppb (0) 13.0 ppb (13) 0.31 ppb (4) 12.0 μg/m3 (12) 6.8 μg/m3 (29) 29.0
 
Sept. 5, 2021, 11 a.m. N/A 10.2 ppb (10) 26.9 ppb (26) 13.0 ppb (13) N/A 0.0 ppb (0) 3.0 ppb (3) 0.47 ppb (6) 14.0 μg/m3 (13) 8.7 μg/m3 (37) 37.0
 
Sept. 5, 2021, 10 a.m. N/A N/A N/A 13.0 ppb (13) N/A 0.0 ppb (0) 1.0 ppb (1) 0.55 ppb (7) 17.0 μg/m3 (16) 9.4 μg/m3 (40) 40.0
 
Sept. 5, 2021, 9 a.m. N/A N/A N/A 14.0 ppb (14) N/A 0.0 ppb (0) 1.0 ppb (1) 0.59 ppb (7) 15.0 μg/m3 (14) 9.4 μg/m3 (40) 40.0
 
Sept. 5, 2021, 8 a.m. N/A 7.0 ppb (7) 24.9 ppb (24) 16.0 ppb (16) N/A 0.0 ppb (0) 1.0 ppb (1) 0.53 ppb (6) 15.0 μg/m3 (14) 8.9 μg/m3 (38) 38.0
 
Sept. 5, 2021, 7 a.m. N/A 3.7 ppb (4) 24.3 ppb (23) 19.0 ppb (18) N/A 0.0 ppb (0) 1.0 ppb (1) N/A 15.0 μg/m3 (14) 9.8 μg/m3 (41) 41.0
 
Sept. 5, 2021, 6 a.m. N/A 7.5 ppb (8) 32.9 ppb (32) 23.0 ppb (22) N/A 0.0 ppb (0) 2.0 ppb (2) N/A 15.0 μg/m3 (14) 9.0 μg/m3 (38) 38.0
 
Sept. 5, 2021, 5 a.m. N/A 0.3 ppb (1) 21.0 ppb (20) 20.0 ppb (19) N/A 0.0 ppb (0) N/A 0.34 ppb (4) 11.0 μg/m3 (11) 6.4 μg/m3 (27) 27.0
 
Sept. 5, 2021, 4 a.m. N/A 0.1 ppb (1) 17.7 ppb (17) 16.0 ppb (16) N/A 0.0 ppb (0) 21.0 ppb (20) 0.38 ppb (5) 11.0 μg/m3 (11) 6.1 μg/m3 (26) 26.0
 
Sept. 5, 2021, 3 a.m. N/A 0.0 ppb (0) 9.2 ppb (9) 7.0 ppb (7) N/A 0.0 ppb (0) 32.0 ppb (30) 0.32 ppb (4) 11.0 μg/m3 (11) 5.5 μg/m3 (23) 30.0
 
Sept. 5, 2021, 2 a.m. N/A 0.0 ppb (0) 7.7 ppb (8) 6.0 ppb (6) N/A 0.0 ppb (0) 34.0 ppb (32) 0.33 ppb (4) 11.0 μg/m3 (11) 5.1 μg/m3 (22) 32.0
 
Sept. 5, 2021, 1 a.m. N/A 0.0 ppb (0) 6.3 ppb (6) N/A N/A 0.0 ppb (0) 36.0 ppb (34) 0.28 ppb (4) 10.0 μg/m3 (10) 4.6 μg/m3 (20) 34.0
 
Sept. 5, 2021, midnight N/A 0.0 ppb (0) 7.4 ppb (7) 5.0 ppb (5) N/A 0.0 ppb (0) 36.0 ppb (34) 0.28 ppb (4) 10.0 μg/m3 (10) 4.7 μg/m3 (20) 34.0
 
Sept. 4, 2021, 11 p.m. N/A 0.0 ppb (0) 7.6 ppb (8) 7.0 ppb (7) N/A 0.0 ppb (0) 33.0 ppb (31) 0.29 ppb (4) 8.0 μg/m3 (8) 3.7 μg/m3 (16) 31.0
 
Sept. 4, 2021, 10 p.m. N/A 1.1 ppb (2) 4.8 ppb (5) 3.0 ppb (3) N/A N/A 37.0 ppb (35) 0.23 ppb (3) 6.0 μg/m3 (6) 2.8 μg/m3 (12) 35.0
 
Sept. 4, 2021, 9 p.m. N/A 0.6 ppb (1) 3.2 ppb (4) 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (31) 0.28 ppb (4) 6.0 μg/m3 (6) 2.7 μg/m3 (12) 31.0
 
Sept. 4, 2021, 8 p.m. N/A 22.7 ppb (22) 35.8 ppb (34) 19.0 ppb (18) N/A 0.0 ppb (0) 19.0 ppb (18) 0.32 ppb (4) 8.0 μg/m3 (8) 3.6 μg/m3 (16) 34.0
 
Sept. 4, 2021, 7 p.m. N/A 0.1 ppb (1) 0.9 ppb (1) 1.0 ppb (1) N/A 0.0 ppb (0) 25.0 ppb (24) 0.2 ppb (3) 6.0 μg/m3 (6) 3.1 μg/m3 (13) 24.0
 
Sept. 4, 2021, 6 p.m. N/A 0.0 ppb (0) 0.8 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) 24.0 ppb (23) 0.2 ppb (3) 5.0 μg/m3 (5) 2.7 μg/m3 (12) 23.0
 
Sept. 4, 2021, 5 p.m. N/A 0.0 ppb (0) 0.8 ppb (1) 0.0 ppb (0) N/A 0.0 ppb (0) 23.0 ppb (22) 0.13 ppb (2) 5.0 μg/m3 (5) 2.2 μg/m3 (10) 22.0
 
Sept. 4, 2021, 4 p.m. N/A 0.2 ppb (1) 1.1 ppb (2) 0.0 ppb (0) N/A 0.0 ppb (0) 21.0 ppb (20) 0.12 ppb (2) 3.0 μg/m3 (3) 1.9 μg/m3 (8) 20.0
 
Sept. 4, 2021, 3 p.m. N/A 0.2 ppb (1) 1.2 ppb (2) 0.0 ppb (0) N/A 0.0 ppb (0) 18.0 ppb (17) 0.14 ppb (2) 4.0 μg/m3 (4) 1.9 μg/m3 (8) 17.0
 
Sept. 4, 2021, 2 p.m. N/A 0.4 ppb (1) 1.5 ppb (2) 0.0 ppb (0) N/A 0.0 ppb (0) 16.0 ppb (15) 0.17 ppb (3) 6.0 μg/m3 (6) 2.2 μg/m3 (10) 15.0
 
Sept. 4, 2021, 1 p.m. N/A 0.9 ppb (1) 2.2 ppb (3) 1.0 ppb (1) N/A 0.0 ppb (0) 14.0 ppb (13) 0.15 ppb (2) 7.0 μg/m3 (7) 2.7 μg/m3 (12) 13.0
 
Sept. 4, 2021, noon N/A 1.5 ppb (2) 3.5 ppb (4) 2.0 ppb (2) N/A 0.0 ppb (0) 12.0 ppb (12) 0.19 ppb (3) 8.0 μg/m3 (8) 2.9 μg/m3 (13) 13.0
 
Sept. 4, 2021, 11 a.m. N/A 5.3 ppb (5) 12.1 ppb (12) 6.0 ppb (6) N/A 0.0 ppb (0) 6.0 ppb (6) 0.26 ppb (4) 8.0 μg/m3 (8) 3.6 μg/m3 (16) 16.0
 
Sept. 4, 2021, 10 a.m. N/A N/A N/A 8.0 ppb (8) N/A 0.0 ppb (0) 4.0 ppb (4) 0.25 ppb (3) 7.0 μg/m3 (7) 3.4 μg/m3 (15) 15.0
 
Sept. 4, 2021, 9 a.m. N/A N/A N/A 11.0 ppb (11) N/A 0.0 ppb (0) 1.0 ppb (1) 0.35 ppb (4) 9.0 μg/m3 (9) 4.1 μg/m3 (18) 18.0
 
Sept. 4, 2021, 8 a.m. N/A 4.8 ppb (5) 15.8 ppb (15) 11.0 ppb (11) N/A 0.0 ppb (0) 2.0 ppb (2) 0.33 ppb (4) 8.0 μg/m3 (8) 3.8 μg/m3 (16) 16.0
 
Sept. 4, 2021, 7 a.m. N/A 0.3 ppb (1) 6.5 ppb (7) 6.0 ppb (6) N/A 0.0 ppb (0) 7.0 ppb (7) N/A 6.0 μg/m3 (6) 3.3 μg/m3 (14) 14.0
 
Sept. 4, 2021, 6 a.m. N/A 1.1 ppb (2) 6.1 ppb (6) 6.0 ppb (6) N/A 0.0 ppb (0) 8.0 ppb (8) N/A 7.0 μg/m3 (7) 3.1 μg/m3 (13) 13.0
 
Sept. 4, 2021, 5 a.m. N/A 0.1 ppb (1) 5.6 ppb (6) 6.0 ppb (6) N/A 0.0 ppb (0) N/A 0.23 ppb (3) 7.0 μg/m3 (7) 3.3 μg/m3 (14) 14.0
 
Sept. 4, 2021, 4 a.m. N/A 2.7 ppb (3) 15.0 ppb (15) 12.0 ppb (12) N/A 0.0 ppb (0) 5.0 ppb (5) 0.33 ppb (4) 9.0 μg/m3 (9) 4.4 μg/m3 (19) 19.0
 
Sept. 4, 2021, 3 a.m. N/A 0.7 ppb (1) 13.8 ppb (14) 13.0 ppb (13) N/A 0.0 ppb (0) 6.0 ppb (6) 0.3 ppb (4) 8.0 μg/m3 (8) 3.8 μg/m3 (16) 16.0
 
Sept. 4, 2021, 2 a.m. N/A 1.6 ppb (2) 17.3 ppb (17) 16.0 ppb (16) N/A 0.0 ppb (0) 5.0 ppb (5) 0.34 ppb (4) 9.0 μg/m3 (9) 4.5 μg/m3 (19) 19.0
 
Sept. 4, 2021, 1 a.m. N/A 0.2 ppb (1) 9.4 ppb (9) N/A N/A 0.0 ppb (0) 13.0 ppb (13) 0.31 ppb (4) 7.0 μg/m3 (7) 3.3 μg/m3 (14) 14.0
 
Sept. 4, 2021, midnight N/A 0.1 ppb (1) 8.6 ppb (9) 8.0 ppb (8) N/A 0.0 ppb (0) 16.0 ppb (15) 0.28 ppb (4) 8.0 μg/m3 (8) 3.0 μg/m3 (13) 15.0
 
Sept. 3, 2021, 11 p.m. N/A 0.0 ppb (0) 5.5 ppb (6) 5.0 ppb (5) N/A 0.0 ppb (0) 21.0 ppb (20) 0.23 ppb (3) 7.0 μg/m3 (7) 2.6 μg/m3 (11) 20.0
 
Sept. 3, 2021, 10 p.m. N/A 1.2 ppb (2) 5.4 ppb (6) 4.0 ppb (4) N/A N/A 24.0 ppb (23) 0.22 ppb (3) 6.0 μg/m3 (6) 2.2 μg/m3 (10) 23.0
 
Sept. 3, 2021, 9 p.m. N/A 0.7 ppb (1) 3.3 ppb (4) 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (25) 0.2 ppb (3) 5.0 μg/m3 (5) 1.9 μg/m3 (8) 25.0
 
Sept. 3, 2021, 8 p.m. N/A 0.4 ppb (1) 2.1 ppb (2) 1.0 ppb (1) N/A 0.0 ppb (0) 24.0 ppb (23) 0.22 ppb (3) 6.0 μg/m3 (6) 1.5 μg/m3 (7) 23.0
 
Sept. 3, 2021, 7 p.m. N/A 0.4 ppb (1) 1.9 ppb (2) 1.0 ppb (1) N/A 0.0 ppb (0) 22.0 ppb (21) 0.2 ppb (3) 6.0 μg/m3 (6) 1.5 μg/m3 (7) 21.0