ID: 966

AQSQID: 401431127

Site Name: Tulsa

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

Updated: June 23, 2021, 6:54 p.m.

Location: Tulsa (N Peoria Ave), OK

Reporting: True, Located: True

Current AQI: 43.0

Tulsa (N Peoria Ave) OK, US: 36.206699, -95.976402

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
June 23, 2021, 5 p.m. 2.7 ppb (3) 0.4 ppb (1) 2.9 ppb (3) 2.0 ppb (2) 2.8 ppb (3) 1.0 ppb (2) 42.0 ppb (39) 0.17 ppb (3) 36.0 μg/m3 (34) 10.2 μg/m3 (43) 43.0
 
June 23, 2021, 4 p.m. 3.4 ppb (4) 0.6 ppb (1) 3.6 ppb (4) 3.0 ppb (3) 3.2 ppb (4) 1.0 ppb (2) 41.0 ppb (38) 0.17 ppb (3) 24.0 μg/m3 (23) 9.1 μg/m3 (38) 38.0
 
June 23, 2021, 3 p.m. 3.8 ppb (4) 0.8 ppb (1) 4.1 ppb (4) 3.0 ppb (3) 3.6 ppb (4) 1.0 ppb (2) 39.0 ppb (37) 0.17 ppb (3) 30.0 μg/m3 (28) 8.0 μg/m3 (34) 37.0
 
June 23, 2021, 2 p.m. 3.6 ppb (4) 0.7 ppb (1) 3.6 ppb (4) 3.0 ppb (3) 3.2 ppb (4) 1.0 ppb (2) 36.0 ppb (34) 0.16 ppb (3) 25.0 μg/m3 (24) 7.0 μg/m3 (30) 34.0
 
June 23, 2021, 1 p.m. 5.8 ppb (6) 1.2 ppb (2) 5.6 ppb (6) 5.0 ppb (5) 4.7 ppb (5) 0.0 ppb (0) 32.0 ppb (30) 0.17 ppb (3) 20.0 μg/m3 (19) 6.6 μg/m3 (28) 30.0
 
June 23, 2021, noon 6.4 ppb (7) 0.8 ppb (1) 6.2 ppb (6) 6.0 ppb (6) 5.6 ppb (6) 0.0 ppb (0) 30.0 ppb (28) 0.16 ppb (3) 17.0 μg/m3 (16) 6.2 μg/m3 (26) 28.0
 
June 23, 2021, 11 a.m. 4.4 ppb (5) 0.2 ppb (1) 4.2 ppb (4) 4.0 ppb (4) 4.2 ppb (4) 0.0 ppb (0) 34.0 ppb (32) 0.15 ppb (2) 14.0 μg/m3 (13) 5.8 μg/m3 (25) 32.0
 
June 23, 2021, 10 a.m. 2.5 ppb (3) 0.1 ppb (1) 2.3 ppb (3) 2.0 ppb (2) 2.4 ppb (3) 0.0 ppb (0) 37.0 ppb (35) 0.13 ppb (2) 14.0 μg/m3 (13) 5.7 μg/m3 (24) 35.0
 
June 23, 2021, 9 a.m. 2.2 ppb (3) 0.1 ppb (1) 2.0 ppb (2) 2.0 ppb (2) 2.1 ppb (2) 0.0 ppb (0) 39.0 ppb (37) 0.13 ppb (2) 15.0 μg/m3 (14) 5.6 μg/m3 (24) 37.0
 
June 23, 2021, 8 a.m. 3.0 ppb (3) 0.1 ppb (1) 2.7 ppb (3) 3.0 ppb (3) 2.8 ppb (3) 0.0 ppb (0) 37.0 ppb (35) 0.13 ppb (2) 15.0 μg/m3 (14) 5.7 μg/m3 (24) 35.0
 
June 23, 2021, 7 a.m. 2.4 ppb (3) 0.1 ppb (1) 2.1 ppb (2) 2.0 ppb (2) 2.2 ppb (3) 0.0 ppb (0) 38.0 ppb (36) 0.13 ppb (2) 15.0 μg/m3 (14) 5.6 μg/m3 (24) 36.0
 
June 23, 2021, 6 a.m. 3.7 ppb (4) 0.1 ppb (1) 3.5 ppb (4) 4.0 ppb (4) 3.6 ppb (4) 0.0 ppb (0) 35.0 ppb (33) 0.14 ppb (2) 14.0 μg/m3 (13) 5.9 μg/m3 (25) 33.0
 
June 23, 2021, 5 a.m. 4.8 ppb (5) 0.2 ppb (1) 4.3 ppb (5) 5.0 ppb (5) 4.3 ppb (5) 0.0 ppb (0) 33.0 ppb (31) 0.17 ppb (3) 14.0 μg/m3 (13) 6.1 μg/m3 (26) 31.0
 
June 23, 2021, 4 a.m. 5.5 ppb (6) 0.2 ppb (1) 5.5 ppb (6) 5.0 ppb (5) 5.5 ppb (6) 0.0 ppb (0) 33.0 ppb (31) 0.17 ppb (3) 14.0 μg/m3 (13) 5.9 μg/m3 (25) 31.0
 
June 23, 2021, 3 a.m. 7.1 ppb (7) 0.2 ppb (1) 6.6 ppb (7) 7.0 ppb (7) 6.6 ppb (7) 0.0 ppb (0) 36.0 ppb (34) 0.18 ppb (3) 18.0 μg/m3 (17) 6.3 μg/m3 (27) 34.0
 
June 23, 2021, 2 a.m. 7.5 ppb (8) 0.3 ppb (1) 7.0 ppb (7) 7.0 ppb (7) 6.9 ppb (7) 0.0 ppb (0) 37.0 ppb (35) 0.2 ppb (3) 16.0 μg/m3 (15) 6.4 μg/m3 (27) 35.0
 
June 23, 2021, 1 a.m. 4.5 ppb (5) 0.3 ppb (1) 4.4 ppb (5) 4.0 ppb (4) 4.3 ppb (5) 0.0 ppb (0) 44.0 ppb (41) 0.18 ppb (3) 16.0 μg/m3 (15) 5.6 μg/m3 (24) 41.0
 
June 23, 2021, midnight 2.8 ppb (3) 0.3 ppb (1) 2.8 ppb (3) 3.0 ppb (3) 2.8 ppb (3) 0.0 ppb (0) 49.0 ppb (46) 0.14 ppb (2) 13.0 μg/m3 (13) 5.0 μg/m3 (21) 46.0
 
June 22, 2021, 11 p.m. 2.4 ppb (3) 0.3 ppb (1) 2.6 ppb (3) 2.0 ppb (2) 2.5 ppb (3) 0.0 ppb (0) 51.0 ppb (48) 0.13 ppb (2) 16.0 μg/m3 (15) 5.1 μg/m3 (22) 48.0
 
June 22, 2021, 10 p.m. 2.5 ppb (3) 0.4 ppb (1) 2.6 ppb (3) 2.0 ppb (2) 2.5 ppb (3) 0.0 ppb (0) 51.0 ppb (48) 0.14 ppb (2) 17.0 μg/m3 (16) 5.3 μg/m3 (23) 48.0
 
June 22, 2021, 9 p.m. 3.2 ppb (4) 0.6 ppb (1) 3.3 ppb (4) 3.0 ppb (3) 3.0 ppb (3) 0.0 ppb (0) 52.0 ppb (49) 0.15 ppb (2) 20.0 μg/m3 (19) 5.3 μg/m3 (23) 49.0
 
June 22, 2021, 8 p.m. 2.8 ppb (3) 0.5 ppb (1) 2.8 ppb (3) 2.0 ppb (2) 2.6 ppb (3) 0.0 ppb (0) 52.0 ppb (49) 0.14 ppb (2) 18.0 μg/m3 (17) 5.2 μg/m3 (22) 49.0
 
June 22, 2021, 7 p.m. 2.7 ppb (3) 0.4 ppb (1) 2.7 ppb (3) 2.0 ppb (2) 2.6 ppb (3) 0.0 ppb (0) 53.0 ppb (50) 0.14 ppb (2) 17.0 μg/m3 (16) 5.0 μg/m3 (21) 50.0
 
June 22, 2021, 6 p.m. 3.0 ppb (3) 0.4 ppb (1) 3.1 ppb (3) 3.0 ppb (3) 2.9 ppb (3) 0.0 ppb (0) 55.0 ppb (51) 0.14 ppb (2) 16.0 μg/m3 (15) 5.0 μg/m3 (21) 51.0
 
June 22, 2021, 5 p.m. 3.2 ppb (4) 0.4 ppb (1) 3.3 ppb (4) 3.0 ppb (3) 3.1 ppb (3) 0.0 ppb (0) 55.0 ppb (51) 0.14 ppb (2) N/A N/A 51.0
 
June 22, 2021, 4 p.m. 4.3 ppb (5) 0.7 ppb (1) 4.3 ppb (5) 4.0 ppb (4) 3.9 ppb (4) 0.0 ppb (0) 53.0 ppb (50) 0.15 ppb (2) 18.0 μg/m3 (17) 5.2 μg/m3 (22) 50.0
 
June 22, 2021, 3 p.m. 9.5 ppb (9) 2.1 ppb (2) 9.6 ppb (10) 7.0 ppb (7) 7.9 ppb (8) 1.0 ppb (2) 46.0 ppb (43) 0.16 ppb (3) 22.0 μg/m3 (21) 5.7 μg/m3 (24) 43.0
 
June 22, 2021, 2 p.m. 13.0 ppb (13) 3.4 ppb (4) 13.0 ppb (13) 10.0 ppb (10) 10.1 ppb (10) 1.0 ppb (2) 35.0 ppb (33) 0.18 ppb (3) 24.0 μg/m3 (23) 6.8 μg/m3 (29) 33.0
 
June 22, 2021, 1 p.m. 8.4 ppb (8) 1.6 ppb (2) 6.7 ppb (7) 7.0 ppb (7) 5.5 ppb (6) 0.0 ppb (0) 31.0 ppb (29) 0.18 ppb (3) 13.0 μg/m3 (13) 5.1 μg/m3 (22) 29.0
 
June 22, 2021, noon 15.4 ppb (15) 4.7 ppb (5) 16.4 ppb (16) 11.0 ppb (11) 11.9 ppb (12) 0.0 ppb (0) 13.0 ppb (13) 0.35 ppb (4) 20.0 μg/m3 (19) 7.4 μg/m3 (31) 31.0
 
June 22, 2021, 11 a.m. 11.5 ppb (11) 3.4 ppb (4) 14.5 ppb (14) 8.0 ppb (8) 10.8 ppb (11) 0.0 ppb (0) 3.0 ppb (3) 0.29 ppb (4) 16.0 μg/m3 (15) 7.8 μg/m3 (33) 33.0
 
June 22, 2021, 10 a.m. 11.3 ppb (11) 1.8 ppb (2) 13.7 ppb (13) 10.0 ppb (10) 11.6 ppb (11) 0.0 ppb (0) 2.0 ppb (2) 0.27 ppb (4) 17.0 μg/m3 (16) 8.2 μg/m3 (35) 35.0
 
June 22, 2021, 9 a.m. 15.8 ppb (15) 5.3 ppb (5) 18.3 ppb (18) 10.0 ppb (10) 13.6 ppb (13) 0.0 ppb (0) 0.0 ppb (0) 0.32 ppb (4) 17.0 μg/m3 (16) 8.7 μg/m3 (37) 37.0
 
June 22, 2021, 8 a.m. 13.3 ppb (13) 5.1 ppb (5) 16.0 ppb (16) 8.0 ppb (8) 10.3 ppb (10) 0.0 ppb (0) 0.0 ppb (0) 0.3 ppb (4) 16.0 μg/m3 (15) 8.1 μg/m3 (34) 34.0
 
June 22, 2021, 7 a.m. 14.5 ppb (14) 4.3 ppb (5) 18.5 ppb (18) 10.0 ppb (10) 13.3 ppb (13) 0.0 ppb (0) 0.0 ppb (0) 0.34 ppb (4) 17.0 μg/m3 (16) 7.7 μg/m3 (33) 33.0
 
June 22, 2021, 6 a.m. 17.1 ppb (17) 5.8 ppb (6) 21.1 ppb (20) 11.0 ppb (11) 13.8 ppb (14) 0.0 ppb (0) 0.0 ppb (0) 0.4 ppb (5) 16.0 μg/m3 (15) 7.5 μg/m3 (32) 32.0
 
June 22, 2021, 5 a.m. 18.2 ppb (18) 5.0 ppb (5) 22.8 ppb (22) 13.0 ppb (13) 16.8 ppb (16) 0.0 ppb (0) 0.0 ppb (0) 0.44 ppb (5) 21.0 μg/m3 (20) 11.3 μg/m3 (48) 48.0
 
June 22, 2021, 4 a.m. 19.5 ppb (19) 2.5 ppb (3) 21.9 ppb (21) 17.0 ppb (17) 19.1 ppb (19) 0.0 ppb (0) 1.0 ppb (1) 0.49 ppb (6) 19.0 μg/m3 (18) 9.3 μg/m3 (39) 39.0
 
June 22, 2021, 3 a.m. 21.9 ppb (21) 1.8 ppb (2) 24.0 ppb (23) 20.0 ppb (19) 21.3 ppb (21) 0.0 ppb (0) 3.0 ppb (3) 0.52 ppb (6) 18.0 μg/m3 (17) 7.7 μg/m3 (33) 33.0
 
June 22, 2021, 2 a.m. 17.7 ppb (17) 0.7 ppb (1) 18.3 ppb (18) 17.0 ppb (17) 18.0 ppb (17) 0.0 ppb (0) 13.0 ppb (13) 0.43 ppb (5) 16.0 μg/m3 (15) 5.7 μg/m3 (24) 24.0
 
June 22, 2021, 1 a.m. 10.3 ppb (10) 0.8 ppb (1) 13.6 ppb (13) 9.0 ppb (9) 12.2 ppb (12) 0.0 ppb (0) 34.0 ppb (32) 0.24 ppb (3) 14.0 μg/m3 (13) 4.8 μg/m3 (20) 32.0
 
June 22, 2021, midnight 6.6 ppb (7) 1.2 ppb (2) 6.2 ppb (6) 5.0 ppb (5) 5.1 ppb (5) 0.0 ppb (0) 45.0 ppb (42) 0.17 ppb (3) 11.0 μg/m3 (11) 4.5 μg/m3 (19) 42.0
 
June 21, 2021, 11 p.m. 3.7 ppb (4) 0.8 ppb (1) 3.9 ppb (4) 3.0 ppb (3) 3.4 ppb (4) 0.0 ppb (0) 48.0 ppb (45) 0.13 ppb (2) 12.0 μg/m3 (12) 4.0 μg/m3 (17) 45.0
 
June 21, 2021, 10 p.m. 3.7 ppb (4) 0.9 ppb (1) 4.1 ppb (4) 3.0 ppb (3) 3.4 ppb (4) 0.0 ppb (0) 47.0 ppb (44) 0.13 ppb (2) 10.0 μg/m3 (10) 3.8 μg/m3 (16) 44.0
 
June 21, 2021, 9 p.m. 4.4 ppb (5) 1.2 ppb (2) 4.6 ppb (5) 3.0 ppb (3) 3.7 ppb (4) 0.0 ppb (0) 43.0 ppb (40) 0.14 ppb (2) 10.0 μg/m3 (10) 3.9 μg/m3 (17) 40.0
 
June 21, 2021, 8 p.m. 4.5 ppb (5) 1.5 ppb (2) 4.4 ppb (5) 3.0 ppb (3) 3.4 ppb (4) 0.0 ppb (0) 41.0 ppb (38) 0.14 ppb (2) 11.0 μg/m3 (11) 3.9 μg/m3 (17) 38.0
 
June 21, 2021, 7 p.m. 3.8 ppb (4) 1.1 ppb (2) 3.9 ppb (4) 3.0 ppb (3) 3.1 ppb (3) 0.0 ppb (0) 35.0 ppb (33) 0.13 ppb (2) 11.0 μg/m3 (11) 3.9 μg/m3 (17) 33.0
 
June 21, 2021, 6 p.m. 4.4 ppb (5) 1.3 ppb (2) 4.2 ppb (4) 3.0 ppb (3) 3.2 ppb (4) 0.0 ppb (0) 28.0 ppb (26) 0.13 ppb (2) 10.0 μg/m3 (10) 3.7 μg/m3 (16) 26.0
 
June 21, 2021, 5 p.m. 3.7 ppb (4) 0.7 ppb (1) 3.7 ppb (4) 3.0 ppb (3) 3.2 ppb (4) 0.0 ppb (0) 23.0 ppb (22) 0.13 ppb (2) 11.0 μg/m3 (11) 3.8 μg/m3 (16) 22.0
 
June 21, 2021, 4 p.m. 5.2 ppb (5) 1.2 ppb (2) 4.4 ppb (5) 4.0 ppb (4) 3.7 ppb (4) 0.0 ppb (0) 25.0 ppb (24) 0.15 ppb (2) 14.0 μg/m3 (13) 4.0 μg/m3 (17) 24.0
 
June 21, 2021, 3 p.m. 3.6 ppb (4) 0.7 ppb (1) 3.6 ppb (4) 3.0 ppb (3) 3.0 ppb (3) 0.0 ppb (0) 30.0 ppb (28) 0.14 ppb (2) 13.0 μg/m3 (13) 3.6 μg/m3 (16) 28.0
 
June 21, 2021, 2 p.m. 4.1 ppb (4) 1.0 ppb (1) 3.8 ppb (4) 3.0 ppb (3) 3.2 ppb (4) 0.0 ppb (0) 31.0 ppb (29) 0.14 ppb (2) 13.0 μg/m3 (13) 3.9 μg/m3 (17) 29.0
 
June 21, 2021, 1 p.m. 4.0 ppb (4) 1.0 ppb (1) 3.6 ppb (4) 3.0 ppb (3) 2.9 ppb (3) 0.0 ppb (0) 34.0 ppb (32) 0.13 ppb (2) 22.0 μg/m3 (21) 4.6 μg/m3 (20) 32.0
 
June 21, 2021, noon 3.2 ppb (4) 0.5 ppb (1) 2.9 ppb (3) 3.0 ppb (3) 2.6 ppb (3) 0.0 ppb (0) 34.0 ppb (32) 0.12 ppb (2) 29.0 μg/m3 (27) 5.9 μg/m3 (25) 32.0
 
June 21, 2021, 11 a.m. 3.0 ppb (3) 0.2 ppb (1) 2.7 ppb (3) 3.0 ppb (3) 2.6 ppb (3) 0.0 ppb (0) 37.0 ppb (35) 0.12 ppb (2) 38.0 μg/m3 (36) 5.6 μg/m3 (24) 36.0
 
June 21, 2021, 10 a.m. 2.6 ppb (3) 0.3 ppb (1) 2.5 ppb (3) 2.0 ppb (2) 2.5 ppb (3) 0.0 ppb (0) 39.0 ppb (37) 0.14 ppb (2) 42.0 μg/m3 (39) 7.2 μg/m3 (31) 39.0
 
June 21, 2021, 9 a.m. 2.6 ppb (3) 0.2 ppb (1) 2.7 ppb (3) 2.0 ppb (2) 2.6 ppb (3) 0.0 ppb (0) 28.0 ppb (26) 0.13 ppb (2) 17.0 μg/m3 (16) 6.8 μg/m3 (29) 29.0
 
June 21, 2021, 8 a.m. 2.8 ppb (3) 0.2 ppb (1) 2.8 ppb (3) 3.0 ppb (3) 2.7 ppb (3) 1.0 ppb (2) 26.0 ppb (25) 0.13 ppb (2) 16.0 μg/m3 (15) 6.7 μg/m3 (28) 28.0
 
June 21, 2021, 7 a.m. 7.7 ppb (8) 0.1 ppb (1) 7.2 ppb (7) 8.0 ppb (8) 7.2 ppb (7) 1.0 ppb (2) 25.0 ppb (24) 0.13 ppb (2) 18.0 μg/m3 (17) 6.9 μg/m3 (29) 29.0
 
June 21, 2021, 6 a.m. 10.5 ppb (10) 0.1 ppb (1) 10.4 ppb (10) 10.0 ppb (10) 10.4 ppb (10) 2.0 ppb (3) 22.0 ppb (21) 0.13 ppb (2) 16.0 μg/m3 (15) 6.6 μg/m3 (28) 28.0
 
June 21, 2021, 5 a.m. 3.8 ppb (4) 0.1 ppb (1) 3.6 ppb (4) 4.0 ppb (4) 3.7 ppb (4) 0.0 ppb (0) 28.0 ppb (26) 0.13 ppb (2) 19.0 μg/m3 (18) 6.0 μg/m3 (25) 26.0
 
June 21, 2021, 4 a.m. 2.7 ppb (3) 0.1 ppb (1) 2.5 ppb (3) 3.0 ppb (3) 2.6 ppb (3) 0.0 ppb (0) 32.0 ppb (30) 0.14 ppb (2) 20.0 μg/m3 (19) 5.9 μg/m3 (25) 30.0
 
June 21, 2021, 3 a.m. 2.4 ppb (3) 0.1 ppb (1) 2.0 ppb (2) 2.0 ppb (2) 2.1 ppb (2) 0.0 ppb (0) 39.0 ppb (37) 0.15 ppb (2) 25.0 μg/m3 (24) 6.9 μg/m3 (29) 37.0
 
June 21, 2021, 2 a.m. 2.6 ppb (3) 0.1 ppb (1) 2.3 ppb (3) 3.0 ppb (3) 2.4 ppb (3) 1.0 ppb (2) 45.0 ppb (42) 0.17 ppb (3) 24.0 μg/m3 (23) 8.5 μg/m3 (36) 42.0
 
June 21, 2021, 1 a.m. 3.1 ppb (3) 0.1 ppb (1) 2.8 ppb (3) 3.0 ppb (3) 2.9 ppb (3) 1.0 ppb (2) 46.0 ppb (43) 0.18 ppb (3) 26.0 μg/m3 (25) 9.7 μg/m3 (41) 43.0
 
June 21, 2021, midnight 3.2 ppb (4) 0.3 ppb (1) 2.9 ppb (3) 3.0 ppb (3) 2.8 ppb (3) 1.0 ppb (2) 46.0 ppb (43) 0.18 ppb (3) 36.0 μg/m3 (34) 10.4 μg/m3 (44) 44.0
 
June 20, 2021, 11 p.m. 2.3 ppb (3) 0.3 ppb (1) 2.4 ppb (3) 2.0 ppb (2) 2.3 ppb (3) 1.0 ppb (2) 46.0 ppb (43) 0.19 ppb (3) 47.0 μg/m3 (44) 11.4 μg/m3 (48) 48.0
 
June 20, 2021, 10 p.m. 2.2 ppb (3) 0.3 ppb (1) 2.2 ppb (3) 2.0 ppb (2) 2.1 ppb (2) 1.0 ppb (2) 47.0 ppb (44) 0.18 ppb (3) 50.0 μg/m3 (47) 11.9 μg/m3 (50) 50.0
 
June 20, 2021, 9 p.m. 2.3 ppb (3) 0.3 ppb (1) 2.3 ppb (3) 2.0 ppb (2) 2.2 ppb (3) 1.0 ppb (2) 49.0 ppb (46) 0.18 ppb (3) 42.0 μg/m3 (39) 11.8 μg/m3 (50) 50.0
 
June 20, 2021, 8 p.m. 2.3 ppb (3) 0.3 ppb (1) 2.4 ppb (3) 2.0 ppb (2) 2.3 ppb (3) 1.0 ppb (2) 50.0 ppb (47) 0.18 ppb (3) 41.0 μg/m3 (38) 12.1 μg/m3 (51) 51.0
 
June 20, 2021, 7 p.m. 2.1 ppb (2) 0.2 ppb (1) 2.2 ppb (3) 2.0 ppb (2) 2.1 ppb (2) 1.0 ppb (2) 50.0 ppb (47) 0.17 ppb (3) 42.0 μg/m3 (39) 12.3 μg/m3 (52) 52.0
 
June 20, 2021, 6 p.m. 2.4 ppb (3) 0.3 ppb (1) 2.6 ppb (3) 2.0 ppb (2) 2.5 ppb (3) 1.0 ppb (2) 50.0 ppb (47) 0.18 ppb (3) 47.0 μg/m3 (44) 13.1 μg/m3 (54) 54.0
 
June 20, 2021, 5 p.m. 2.8 ppb (3) 0.3 ppb (1) 3.1 ppb (3) 2.0 ppb (2) 3.0 ppb (3) 1.0 ppb (2) 51.0 ppb (48) 0.19 ppb (3) 38.0 μg/m3 (36) 13.2 μg/m3 (54) 54.0
 
June 20, 2021, 4 p.m. 3.0 ppb (3) 0.4 ppb (1) 3.1 ppb (3) 3.0 ppb (3) 3.0 ppb (3) 1.0 ppb (2) 50.0 ppb (47) 0.2 ppb (3) 35.0 μg/m3 (33) 13.2 μg/m3 (54) 54.0
 
June 20, 2021, 3 p.m. 4.5 ppb (5) 0.7 ppb (1) 4.5 ppb (5) 4.0 ppb (4) 4.1 ppb (4) 1.0 ppb (2) 50.0 ppb (47) 0.19 ppb (3) 29.0 μg/m3 (27) 13.3 μg/m3 (54) 54.0
 
June 20, 2021, 2 p.m. 6.4 ppb (7) 1.0 ppb (1) 6.4 ppb (7) 5.0 ppb (5) 5.7 ppb (6) 1.0 ppb (2) 47.0 ppb (44) 0.19 ppb (3) 25.0 μg/m3 (24) 13.6 μg/m3 (55) 55.0
 
June 20, 2021, 1 p.m. 6.7 ppb (7) 0.9 ppb (1) 6.7 ppb (7) 6.0 ppb (6) 6.0 ppb (6) 1.0 ppb (2) 45.0 ppb (42) 0.19 ppb (3) 25.0 μg/m3 (24) 13.9 μg/m3 (55) 55.0
 
June 20, 2021, noon 6.1 ppb (6) 0.5 ppb (1) 5.9 ppb (6) 6.0 ppb (6) 5.7 ppb (6) 1.0 ppb (2) 44.0 ppb (41) 0.19 ppb (3) 26.0 μg/m3 (25) 15.5 μg/m3 (59) 59.0
 
June 20, 2021, 11 a.m. 5.6 ppb (6) 0.2 ppb (1) 5.3 ppb (5) 5.0 ppb (5) 5.3 ppb (5) 1.0 ppb (2) 46.0 ppb (43) 0.19 ppb (3) 25.0 μg/m3 (24) 16.2 μg/m3 (60) 60.0
 
June 20, 2021, 10 a.m. 4.8 ppb (5) 0.1 ppb (1) 4.6 ppb (5) 5.0 ppb (5) 4.7 ppb (5) 1.0 ppb (2) 47.0 ppb (44) 0.2 ppb (3) 24.0 μg/m3 (23) 16.4 μg/m3 (61) 61.0
 
June 20, 2021, 9 a.m. 2.9 ppb (3) 0.1 ppb (1) 2.6 ppb (3) 3.0 ppb (3) 2.8 ppb (3) 1.0 ppb (2) 51.0 ppb (48) 0.19 ppb (3) 25.0 μg/m3 (24) 16.2 μg/m3 (60) 60.0
 
June 20, 2021, 8 a.m. 4.7 ppb (5) 0.1 ppb (1) 4.4 ppb (5) 5.0 ppb (5) 4.5 ppb (5) 1.0 ppb (2) 50.0 ppb (47) 0.2 ppb (3) 27.0 μg/m3 (25) 16.5 μg/m3 (61) 61.0
 
June 20, 2021, 7 a.m. 3.3 ppb (4) 0.1 ppb (1) 3.3 ppb (4) 3.0 ppb (3) 3.4 ppb (4) 1.0 ppb (2) 51.0 ppb (48) 0.2 ppb (3) 27.0 μg/m3 (25) 16.7 μg/m3 (61) 61.0
 
June 20, 2021, 6 a.m. 4.1 ppb (4) 0.1 ppb (1) 3.9 ppb (4) 4.0 ppb (4) 4.0 ppb (4) 1.0 ppb (2) 49.0 ppb (46) 0.22 ppb (3) 28.0 μg/m3 (26) 16.6 μg/m3 (61) 61.0
 
June 20, 2021, 5 a.m. 4.3 ppb (5) 0.1 ppb (1) 4.0 ppb (4) 4.0 ppb (4) 4.1 ppb (4) 1.0 ppb (2) 46.0 ppb (43) 0.22 ppb (3) 28.0 μg/m3 (26) 16.2 μg/m3 (60) 60.0
 
June 20, 2021, 4 a.m. 8.6 ppb (9) 0.1 ppb (1) 8.3 ppb (8) 9.0 ppb (9) 8.4 ppb (8) 1.0 ppb (2) 40.0 ppb (38) 0.25 ppb (3) 31.0 μg/m3 (29) 16.3 μg/m3 (60) 60.0
 
June 20, 2021, 3 a.m. 6.4 ppb (7) 0.1 ppb (1) 6.2 ppb (6) 6.0 ppb (6) 6.3 ppb (6) 1.0 ppb (2) 46.0 ppb (43) 0.23 ppb (3) 27.0 μg/m3 (25) 16.3 μg/m3 (60) 60.0
 
June 20, 2021, 2 a.m. 4.5 ppb (5) 0.1 ppb (1) 4.3 ppb (5) 4.0 ppb (4) 4.4 ppb (5) 1.0 ppb (2) 50.0 ppb (47) 0.24 ppb (3) 30.0 μg/m3 (28) 17.5 μg/m3 (63) 63.0
 
June 20, 2021, 1 a.m. 3.4 ppb (4) 0.1 ppb (1) 3.2 ppb (4) 3.0 ppb (3) 3.3 ppb (4) 1.0 ppb (2) 55.0 ppb (51) 0.23 ppb (3) 29.0 μg/m3 (27) 17.4 μg/m3 (63) 63.0
 
June 20, 2021, midnight 3.0 ppb (3) 0.1 ppb (1) 2.9 ppb (3) 3.0 ppb (3) 2.9 ppb (3) 1.0 ppb (2) 58.0 ppb (61) 0.22 ppb (3) 29.0 μg/m3 (27) 17.6 μg/m3 (63) 63.0
 
June 19, 2021, 11 p.m. 2.3 ppb (3) 0.2 ppb (1) 2.4 ppb (3) 2.0 ppb (2) 2.5 ppb (3) 1.0 ppb (2) 59.0 ppb (65) 0.22 ppb (3) 30.0 μg/m3 (28) 18.0 μg/m3 (64) 65.0
 
June 19, 2021, 10 p.m. 2.0 ppb (2) 0.2 ppb (1) 2.1 ppb (2) 2.0 ppb (2) 2.2 ppb (3) 1.0 ppb (2) 58.0 ppb (61) 0.21 ppb (3) 31.0 μg/m3 (29) 18.0 μg/m3 (64) 64.0
 
June 19, 2021, 9 p.m. 2.1 ppb (2) 0.2 ppb (1) 2.2 ppb (3) 2.0 ppb (2) 2.3 ppb (3) 1.0 ppb (2) 58.0 ppb (61) 0.21 ppb (3) 33.0 μg/m3 (31) 18.0 μg/m3 (64) 64.0
 
June 19, 2021, 8 p.m. 2.6 ppb (3) 0.3 ppb (1) 2.7 ppb (3) 2.0 ppb (2) 2.7 ppb (3) 1.0 ppb (2) 59.0 ppb (65) 0.22 ppb (3) 35.0 μg/m3 (33) 17.4 μg/m3 (63) 65.0
 
June 19, 2021, 7 p.m. 2.4 ppb (3) 0.2 ppb (1) 2.7 ppb (3) 2.0 ppb (2) 2.6 ppb (3) 1.0 ppb (2) 60.0 ppb (68) 0.22 ppb (3) 43.0 μg/m3 (40) 17.8 μg/m3 (63) 68.0
 
June 19, 2021, 6 p.m. 3.5 ppb (4) 0.4 ppb (1) 3.5 ppb (4) 3.0 ppb (3) 3.4 ppb (4) 1.0 ppb (2) 62.0 ppb (74) 0.23 ppb (3) 40.0 μg/m3 (38) 18.5 μg/m3 (65) 74.0
 
June 19, 2021, 5 p.m. 3.4 ppb (4) 0.3 ppb (1) 3.6 ppb (4) 3.0 ppb (3) 3.5 ppb (4) 1.0 ppb (2) 62.0 ppb (74) 0.23 ppb (3) 32.0 μg/m3 (30) 18.6 μg/m3 (65) 74.0
 
June 19, 2021, 4 p.m. 4.6 ppb (5) 0.5 ppb (1) 4.6 ppb (5) 4.0 ppb (4) 4.4 ppb (5) 1.0 ppb (2) 61.0 ppb (71) 0.23 ppb (3) 32.0 μg/m3 (30) 18.5 μg/m3 (65) 71.0
 
June 19, 2021, 3 p.m. 4.5 ppb (5) 0.5 ppb (1) 4.9 ppb (5) 4.0 ppb (4) 4.6 ppb (5) 1.0 ppb (2) 56.0 ppb (55) 0.24 ppb (3) 31.0 μg/m3 (29) 19.3 μg/m3 (67) 67.0
 
June 19, 2021, 2 p.m. 4.6 ppb (5) 0.5 ppb (1) 4.8 ppb (5) 4.0 ppb (4) 4.5 ppb (5) 1.0 ppb (2) 50.0 ppb (47) 0.24 ppb (3) 33.0 μg/m3 (31) 19.8 μg/m3 (68) 68.0
 
June 19, 2021, 1 p.m. 8.2 ppb (8) 1.2 ppb (2) 8.3 ppb (8) 7.0 ppb (7) 7.4 ppb (7) 1.0 ppb (2) 41.0 ppb (38) 0.24 ppb (3) 31.0 μg/m3 (29) 20.3 μg/m3 (69) 69.0
 
June 19, 2021, noon 10.4 ppb (10) 1.0 ppb (1) 10.2 ppb (10) 9.0 ppb (9) 9.4 ppb (9) 2.0 ppb (3) 32.0 ppb (30) 0.24 ppb (3) 32.0 μg/m3 (30) 21.1 μg/m3 (70) 70.0
 
June 19, 2021, 11 a.m. 7.7 ppb (8) 0.3 ppb (1) 7.4 ppb (7) 7.0 ppb (7) 7.3 ppb (7) 1.0 ppb (2) 30.0 ppb (28) 0.22 ppb (3) 30.0 μg/m3 (28) 21.0 μg/m3 (70) 70.0
 
June 19, 2021, 10 a.m. 12.4 ppb (12) 0.2 ppb (1) 11.9 ppb (12) 12.0 ppb (12) 11.9 ppb (12) 2.0 ppb (3) 27.0 ppb (25) 0.21 ppb (3) 32.0 μg/m3 (30) 22.4 μg/m3 (73) 73.0
 
June 19, 2021, 9 a.m. 11.0 ppb (11) 0.1 ppb (1) 10.7 ppb (11) 11.0 ppb (11) 10.8 ppb (11) 2.0 ppb (3) 31.0 ppb (29) 0.21 ppb (3) 34.0 μg/m3 (32) 22.9 μg/m3 (74) 74.0
 
June 19, 2021, 8 a.m. 12.5 ppb (12) 0.2 ppb (1) 11.9 ppb (12) 12.0 ppb (12) 12.0 ppb (12) 1.0 ppb (2) 32.0 ppb (30) 0.22 ppb (3) 32.0 μg/m3 (30) 23.8 μg/m3 (76) 76.0
 
June 19, 2021, 7 a.m. 9.9 ppb (10) 0.1 ppb (1) 9.6 ppb (10) 10.0 ppb (10) 9.7 ppb (10) 1.0 ppb (2) 36.0 ppb (34) 0.23 ppb (3) 34.0 μg/m3 (32) 24.0 μg/m3 (77) 77.0
 
June 19, 2021, 6 a.m. 8.2 ppb (8) 0.1 ppb (1) 8.3 ppb (8) 8.0 ppb (8) 8.4 ppb (8) 0.0 ppb (0) 39.0 ppb (37) 0.22 ppb (3) 34.0 μg/m3 (32) 24.7 μg/m3 (78) 78.0
 
June 19, 2021, 5 a.m. 5.0 ppb (5) 0.1 ppb (1) 4.9 ppb (5) 5.0 ppb (5) 4.9 ppb (5) 0.0 ppb (0) 43.0 ppb (40) 0.23 ppb (3) 34.0 μg/m3 (32) 24.1 μg/m3 (77) 77.0
 
June 19, 2021, 4 a.m. 4.6 ppb (5) 0.1 ppb (1) 4.6 ppb (5) 5.0 ppb (5) 4.7 ppb (5) 0.0 ppb (0) 43.0 ppb (40) 0.24 ppb (3) 34.0 μg/m3 (32) 21.6 μg/m3 (71) 71.0
 
June 19, 2021, 3 a.m. 4.4 ppb (5) 0.1 ppb (1) 4.7 ppb (5) 4.0 ppb (4) 4.8 ppb (5) 0.0 ppb (0) 44.0 ppb (41) 0.24 ppb (3) 33.0 μg/m3 (31) 19.3 μg/m3 (67) 67.0
 
June 19, 2021, 2 a.m. 4.7 ppb (5) 0.1 ppb (1) 4.6 ppb (5) 5.0 ppb (5) 4.7 ppb (5) 1.0 ppb (2) 46.0 ppb (43) 0.26 ppb (4) 35.0 μg/m3 (33) 18.1 μg/m3 (64) 64.0
 
June 19, 2021, 1 a.m. 3.1 ppb (3) 0.1 ppb (1) 3.0 ppb (3) 3.0 ppb (3) 3.1 ppb (3) 1.0 ppb (2) 51.0 ppb (48) 0.24 ppb (3) 35.0 μg/m3 (33) 18.0 μg/m3 (64) 64.0
 
June 19, 2021, midnight 2.8 ppb (3) 0.2 ppb (1) 2.7 ppb (3) 3.0 ppb (3) 2.8 ppb (3) 1.0 ppb (2) 54.0 ppb (50) 0.23 ppb (3) 37.0 μg/m3 (35) 18.5 μg/m3 (65) 65.0
 
June 18, 2021, 11 p.m. 2.2 ppb (3) 0.2 ppb (1) 2.4 ppb (3) 2.0 ppb (2) 2.4 ppb (3) 1.0 ppb (2) 56.0 ppb (55) 0.23 ppb (3) 41.0 μg/m3 (38) 19.3 μg/m3 (67) 67.0
 
June 18, 2021, 10 p.m. 2.6 ppb (3) 0.3 ppb (1) 2.9 ppb (3) 2.0 ppb (2) 2.9 ppb (3) 1.0 ppb (2) 57.0 ppb (58) 0.24 ppb (3) 43.0 μg/m3 (40) 19.4 μg/m3 (67) 67.0
 
June 18, 2021, 9 p.m. 3.0 ppb (3) 0.4 ppb (1) 3.3 ppb (4) 3.0 ppb (3) 3.2 ppb (4) 1.0 ppb (2) 57.0 ppb (58) 0.27 ppb (4) 46.0 μg/m3 (43) 19.4 μg/m3 (67) 67.0
 
June 18, 2021, 8 p.m. 2.9 ppb (3) 0.3 ppb (1) 3.2 ppb (4) 3.0 ppb (3) 3.1 ppb (3) 1.0 ppb (2) 60.0 ppb (68) 0.24 ppb (3) 48.0 μg/m3 (45) 19.8 μg/m3 (68) 68.0
 
June 18, 2021, 7 p.m. 2.8 ppb (3) 0.3 ppb (1) 3.0 ppb (3) 3.0 ppb (3) 2.9 ppb (3) 1.0 ppb (2) 60.0 ppb (68) 0.23 ppb (3) 51.0 μg/m3 (48) 19.2 μg/m3 (66) 68.0
 
June 18, 2021, 6 p.m. 3.6 ppb (4) 0.3 ppb (1) 3.9 ppb (4) 3.0 ppb (3) 3.8 ppb (4) 1.0 ppb (2) 61.0 ppb (71) 0.24 ppb (3) 47.0 μg/m3 (44) 18.8 μg/m3 (66) 71.0
 
June 18, 2021, 5 p.m. 2.4 ppb (3) 0.2 ppb (1) 2.5 ppb (3) 2.0 ppb (2) 2.5 ppb (3) 1.0 ppb (2) 58.0 ppb (61) 0.22 ppb (3) 38.0 μg/m3 (36) 17.8 μg/m3 (63) 63.0
 
June 18, 2021, 4 p.m. 2.9 ppb (3) 0.3 ppb (1) 3.2 ppb (4) 3.0 ppb (3) 3.1 ppb (3) 1.0 ppb (2) 54.0 ppb (50) 0.23 ppb (3) 43.0 μg/m3 (40) 18.1 μg/m3 (64) 64.0
 
June 18, 2021, 3 p.m. 3.1 ppb (3) 0.3 ppb (1) 3.4 ppb (4) 3.0 ppb (3) 3.3 ppb (4) 1.0 ppb (2) 50.0 ppb (47) 0.23 ppb (3) 38.0 μg/m3 (36) 18.3 μg/m3 (65) 65.0
 
June 18, 2021, 2 p.m. 4.8 ppb (5) 0.7 ppb (1) 5.0 ppb (5) 4.0 ppb (4) 4.7 ppb (5) 1.0 ppb (2) 44.0 ppb (41) 0.23 ppb (3) 45.0 μg/m3 (42) 18.7 μg/m3 (65) 65.0
 
June 18, 2021, 1 p.m. 13.1 ppb (13) 2.6 ppb (3) 12.8 ppb (13) 11.0 ppb (11) 10.8 ppb (11) 1.0 ppb (2) 32.0 ppb (30) 0.25 ppb (3) 41.0 μg/m3 (38) 19.2 μg/m3 (66) 66.0
 
June 18, 2021, noon 11.2 ppb (11) 1.4 ppb (2) 11.2 ppb (11) 10.0 ppb (10) 10.1 ppb (10) 1.0 ppb (2) 28.0 ppb (26) 0.24 ppb (3) 59.0 μg/m3 (53) 19.5 μg/m3 (67) 67.0
 
June 18, 2021, 11 a.m. 9.5 ppb (9) 0.3 ppb (1) 9.5 ppb (9) 9.0 ppb (9) 9.3 ppb (9) 1.0 ppb (2) 27.0 ppb (25) 0.23 ppb (3) 33.0 μg/m3 (31) 18.1 μg/m3 (64) 64.0
 
June 18, 2021, 10 a.m. 7.4 ppb (7) 0.2 ppb (1) 7.2 ppb (7) 7.0 ppb (7) 7.2 ppb (7) 1.0 ppb (2) 30.0 ppb (28) 0.21 ppb (3) 29.0 μg/m3 (27) 17.1 μg/m3 (62) 62.0
 
June 18, 2021, 9 a.m. 13.0 ppb (13) 0.2 ppb (1) 12.8 ppb (13) 13.0 ppb (13) 12.7 ppb (12) 1.0 ppb (2) 26.0 ppb (25) 0.21 ppb (3) 29.0 μg/m3 (27) 16.2 μg/m3 (60) 60.0
 
June 18, 2021, 8 a.m. 10.3 ppb (10) 0.1 ppb (1) 10.5 ppb (10) 10.0 ppb (10) 10.5 ppb (10) 1.0 ppb (2) 31.0 ppb (29) 0.2 ppb (3) 30.0 μg/m3 (28) 15.8 μg/m3 (59) 59.0
 
June 18, 2021, 7 a.m. 8.4 ppb (8) 0.1 ppb (1) 8.0 ppb (8) 8.0 ppb (8) 8.0 ppb (8) 1.0 ppb (2) 35.0 ppb (33) 0.21 ppb (3) 29.0 μg/m3 (27) 15.0 μg/m3 (58) 58.0
 
June 18, 2021, 6 a.m. 14.2 ppb (14) 0.2 ppb (1) 14.2 ppb (14) 14.0 ppb (14) 14.2 ppb (14) 1.0 ppb (2) 29.0 ppb (27) 0.21 ppb (3) 31.0 μg/m3 (29) 14.8 μg/m3 (57) 57.0
 
June 18, 2021, 5 a.m. 11.5 ppb (11) 0.1 ppb (1) 11.6 ppb (11) 11.0 ppb (11) 11.6 ppb (11) 1.0 ppb (2) 35.0 ppb (33) 0.22 ppb (3) 31.0 μg/m3 (29) 14.8 μg/m3 (57) 57.0
 
June 18, 2021, 4 a.m. 7.0 ppb (7) 0.1 ppb (1) 6.9 ppb (7) 7.0 ppb (7) 6.9 ppb (7) 0.0 ppb (0) 42.0 ppb (39) 0.21 ppb (3) 34.0 μg/m3 (32) 14.0 μg/m3 (55) 55.0
 
June 18, 2021, 3 a.m. 11.5 ppb (11) 0.1 ppb (1) 11.7 ppb (12) 11.0 ppb (11) 11.7 ppb (12) 1.0 ppb (2) 36.0 ppb (34) 0.26 ppb (4) 34.0 μg/m3 (32) 14.2 μg/m3 (56) 56.0
 
June 18, 2021, 2 a.m. 12.4 ppb (12) 0.1 ppb (1) 12.9 ppb (13) 12.0 ppb (12) 13.0 ppb (13) 1.0 ppb (2) 37.0 ppb (35) 0.25 ppb (3) 32.0 μg/m3 (30) 13.9 μg/m3 (55) 55.0
 
June 18, 2021, 1 a.m. 6.4 ppb (7) 0.1 ppb (1) 6.5 ppb (7) 6.0 ppb (6) 6.6 ppb (7) 1.0 ppb (2) 52.0 ppb (49) 0.23 ppb (3) 34.0 μg/m3 (32) 13.4 μg/m3 (54) 54.0
 
June 18, 2021, midnight 2.6 ppb (3) 0.1 ppb (1) 2.7 ppb (3) 2.0 ppb (2) 2.8 ppb (3) 1.0 ppb (2) 61.0 ppb (71) 0.22 ppb (3) 39.0 μg/m3 (37) 13.5 μg/m3 (54) 71.0
 
June 17, 2021, 11 p.m. 2.5 ppb (3) 0.2 ppb (1) 3.0 ppb (3) 2.0 ppb (2) 2.9 ppb (3) 1.0 ppb (2) 57.0 ppb (58) 0.21 ppb (3) 33.0 μg/m3 (31) 12.4 μg/m3 (52) 58.0
 
June 17, 2021, 10 p.m. 2.0 ppb (2) 0.2 ppb (1) 2.3 ppb (3) 2.0 ppb (2) 2.3 ppb (3) 1.0 ppb (2) 59.0 ppb (65) 0.21 ppb (3) 33.0 μg/m3 (31) 12.8 μg/m3 (53) 65.0
 
June 17, 2021, 9 p.m. 1.9 ppb (2) 0.2 ppb (1) 2.3 ppb (3) 2.0 ppb (2) 2.3 ppb (3) 1.0 ppb (2) 58.0 ppb (61) 0.21 ppb (3) 31.0 μg/m3 (29) 12.0 μg/m3 (50) 61.0
 
June 17, 2021, 8 p.m. 2.4 ppb (3) 0.2 ppb (1) 2.7 ppb (3) 2.0 ppb (2) 2.6 ppb (3) 1.0 ppb (2) 60.0 ppb (68) 0.22 ppb (3) 31.0 μg/m3 (29) 12.6 μg/m3 (53) 68.0
 
June 17, 2021, 7 p.m. 2.8 ppb (3) 0.2 ppb (1) 3.1 ppb (3) 3.0 ppb (3) 3.1 ppb (3) 1.0 ppb (2) 66.0 ppb (87) 0.22 ppb (3) 32.0 μg/m3 (30) 12.8 μg/m3 (53) 87.0
 
June 17, 2021, 6 p.m. 3.4 ppb (4) 0.3 ppb (1) 3.6 ppb (4) 3.0 ppb (3) 3.5 ppb (4) 1.0 ppb (2) 64.0 ppb (81) 0.25 ppb (3) 37.0 μg/m3 (35) 14.9 μg/m3 (57) 81.0
 
June 17, 2021, 5 p.m. 2.7 ppb (3) 0.2 ppb (1) N/A 2.0 ppb (2) N/A N/A 63.0 ppb (78) 0.27 ppb (4) 33.0 μg/m3 (31) 16.1 μg/m3 (60) 78.0
 
June 17, 2021, 4 p.m. 2.7 ppb (3) 0.2 ppb (1) N/A 2.0 ppb (2) N/A N/A 62.0 ppb (74) 0.27 ppb (4) 32.0 μg/m3 (30) 15.6 μg/m3 (59) 74.0
 
June 17, 2021, 3 p.m. 3.4 ppb (4) 0.3 ppb (1) N/A 3.0 ppb (3) N/A N/A 65.0 ppb (84) 0.26 ppb (4) 32.0 μg/m3 (30) 15.8 μg/m3 (59) 84.0
 
June 17, 2021, 2 p.m. 6.0 ppb (6) 0.7 ppb (1) 6.3 ppb (6) 5.0 ppb (5) 5.9 ppb (6) 1.0 ppb (2) 52.0 ppb (49) 0.27 ppb (4) 50.0 μg/m3 (47) 17.9 μg/m3 (64) 64.0
 
June 17, 2021, 1 p.m. 7.6 ppb (8) 0.9 ppb (1) 7.9 ppb (8) 7.0 ppb (7) 7.2 ppb (7) 1.0 ppb (2) 37.0 ppb (35) 0.27 ppb (4) 41.0 μg/m3 (38) 16.1 μg/m3 (60) 60.0
 
June 17, 2021, noon 12.7 ppb (12) 2.0 ppb (2) 12.4 ppb (12) 11.0 ppb (11) 10.8 ppb (11) 1.0 ppb (2) 22.0 ppb (21) 0.32 ppb (4) 49.0 μg/m3 (46) 15.9 μg/m3 (59) 59.0
 
June 17, 2021, 11 a.m. 10.3 ppb (10) 1.5 ppb (2) 10.9 ppb (11) 9.0 ppb (9) 9.6 ppb (10) 0.0 ppb (0) 22.0 ppb (21) 0.3 ppb (4) 28.0 μg/m3 (26) 14.8 μg/m3 (57) 57.0
 
June 17, 2021, 10 a.m. 3.7 ppb (4) 0.1 ppb (1) 4.0 ppb (4) 4.0 ppb (4) 4.0 ppb (4) 1.0 ppb (2) 33.0 ppb (31) 0.21 ppb (3) 26.0 μg/m3 (25) 14.3 μg/m3 (56) 56.0
 
June 17, 2021, 9 a.m. 3.7 ppb (4) 0.1 ppb (1) 4.2 ppb (4) 4.0 ppb (4) 4.1 ppb (4) 1.0 ppb (2) 33.0 ppb (31) 0.21 ppb (3) 26.0 μg/m3 (25) 14.3 μg/m3 (56) 56.0
 
June 17, 2021, 8 a.m. 4.6 ppb (5) 0.2 ppb (1) 5.6 ppb (6) 4.0 ppb (4) 5.3 ppb (5) 1.0 ppb (2) 30.0 ppb (28) 0.24 ppb (3) 25.0 μg/m3 (24) 14.3 μg/m3 (56) 56.0
 
June 17, 2021, 7 a.m. 9.3 ppb (9) 0.5 ppb (1) 10.4 ppb (10) 9.0 ppb (9) 9.7 ppb (10) 0.0 ppb (0) 12.0 ppb (12) 0.31 ppb (4) 28.0 μg/m3 (26) 14.0 μg/m3 (55) 55.0
 
June 17, 2021, 6 a.m. 17.6 ppb (17) 1.9 ppb (2) 19.9 ppb (19) 16.0 ppb (16) 16.7 ppb (16) 0.0 ppb (0) 5.0 ppb (5) 0.43 ppb (5) 25.0 μg/m3 (24) 13.1 μg/m3 (54) 54.0
 
June 17, 2021, 5 a.m. 17.9 ppb (17) 0.7 ppb (1) 22.1 ppb (21) 17.0 ppb (17) 18.7 ppb (18) 0.0 ppb (0) 7.0 ppb (7) 0.45 ppb (6) 29.0 μg/m3 (27) 13.2 μg/m3 (54) 54.0
 
June 17, 2021, 4 a.m. 20.2 ppb (20) 1.2 ppb (2) 20.4 ppb (20) 19.0 ppb (18) 18.5 ppb (18) 0.0 ppb (0) 10.0 ppb (10) 0.49 ppb (6) 29.0 μg/m3 (27) 13.7 μg/m3 (55) 55.0
 
June 17, 2021, 3 a.m. 17.0 ppb (17) 0.6 ppb (1) 20.4 ppb (20) 16.0 ppb (16) 19.3 ppb (19) 0.0 ppb (0) 21.0 ppb (20) 0.45 ppb (6) 29.0 μg/m3 (27) 12.7 μg/m3 (53) 53.0
 
June 17, 2021, 2 a.m. 10.9 ppb (11) 0.1 ppb (1) 13.5 ppb (13) 11.0 ppb (11) 13.4 ppb (13) 1.0 ppb (2) 35.0 ppb (33) 0.34 ppb (4) 29.0 μg/m3 (27) 12.1 μg/m3 (51) 51.0
 
June 17, 2021, 1 a.m. 6.6 ppb (7) 0.1 ppb (1) 7.6 ppb (8) 6.0 ppb (6) 7.6 ppb (8) 1.0 ppb (2) 45.0 ppb (42) 0.25 ppb (3) 29.0 μg/m3 (27) 11.5 μg/m3 (48) 48.0
 
June 17, 2021, midnight 3.4 ppb (4) 0.2 ppb (1) 3.8 ppb (4) 3.0 ppb (3) 3.7 ppb (4) 1.0 ppb (2) 51.0 ppb (48) 0.22 ppb (3) 28.0 μg/m3 (26) 11.2 μg/m3 (47) 48.0
 
June 16, 2021, 11 p.m. 3.1 ppb (3) 0.3 ppb (1) 3.6 ppb (4) 3.0 ppb (3) 3.5 ppb (4) 1.0 ppb (2) 55.0 ppb (51) 0.22 ppb (3) 29.0 μg/m3 (27) 11.1 μg/m3 (47) 51.0
 
June 16, 2021, 10 p.m. 3.2 ppb (4) 0.3 ppb (1) 3.8 ppb (4) 3.0 ppb (3) 3.6 ppb (4) 1.0 ppb (2) 59.0 ppb (65) 0.21 ppb (3) 26.0 μg/m3 (25) 10.7 μg/m3 (45) 65.0
 
June 16, 2021, 9 p.m. 4.4 ppb (5) 0.4 ppb (1) 4.5 ppb (5) 4.0 ppb (4) 4.3 ppb (5) 1.0 ppb (2) 69.0 ppb (97) 0.24 ppb (3) 35.0 μg/m3 (33) 11.7 μg/m3 (49) 97.0
 
June 16, 2021, 8 p.m. 4.8 ppb (5) 0.3 ppb (1) 5.6 ppb (6) 4.0 ppb (4) 5.4 ppb (6) 1.0 ppb (2) 76.0 ppb (104) 0.23 ppb (3) 38.0 μg/m3 (36) 12.4 μg/m3 (52) 104.0
 
June 16, 2021, 7 p.m. 3.1 ppb (3) 0.3 ppb (1) 4.0 ppb (4) 3.0 ppb (3) 3.9 ppb (4) 1.0 ppb (2) 67.0 ppb (91) 0.22 ppb (3) 35.0 μg/m3 (33) 11.5 μg/m3 (48) 91.0
 
June 16, 2021, 6 p.m. 2.0 ppb (2) 0.2 ppb (1) 2.5 ppb (3) 2.0 ppb (2) 2.5 ppb (3) 0.0 ppb (0) 60.0 ppb (68) 0.22 ppb (3) 30.0 μg/m3 (28) 10.8 μg/m3 (46) 68.0