ID: 966

AQSQID: 401431127

Site Name: Tulsa

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

Updated: Sept. 24, 2020, 5:38 a.m.

Location: Tulsa (N Peoria Ave), OK

Reporting: True, Located: True

Current AQI: 37.0

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
Sept. 24, 2020, 4 a.m. 11.0 ppb (10) 2.9 ppb (3) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 1.0 ppb (1) 0.29 ppb (3) N/A 8.9 μg/m3 (37) 37.0
 
Sept. 24, 2020, 3 a.m. 10.9 ppb (10) 1.3 ppb (1) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 2.0 ppb (2) 0.29 ppb (3) N/A 8.8 μg/m3 (37) 37.0
 
Sept. 24, 2020, 2 a.m. 11.3 ppb (10) 1.5 ppb (1) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 4.0 ppb (3) 0.3 ppb (3) N/A 8.0 μg/m3 (33) 33.0
 
Sept. 24, 2020, 1 a.m. 6.2 ppb (6) 0.1 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 15.0 ppb (12) 0.2 ppb (2) N/A 7.2 μg/m3 (30) 30.0
 
Sept. 24, 2020, midnight 8.0 ppb (7) 0.1 ppb (0) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 22.0 ppb (17) 0.23 ppb (3) N/A 6.5 μg/m3 (27) 27.0
 
Sept. 23, 2020, 11 p.m. 5.1 ppb (5) 0.1 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 32.0 ppb (25) 0.14 ppb (2) N/A 5.8 μg/m3 (24) 25.0
 
Sept. 23, 2020, 10 p.m. 3.9 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 36.0 ppb (28) 0.12 ppb (1) N/A 5.6 μg/m3 (23) 28.0
 
Sept. 23, 2020, 9 p.m. 4.8 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A 36.0 ppb (28) 0.14 ppb (2) N/A 5.1 μg/m3 (21) 28.0
 
Sept. 23, 2020, 8 p.m. 3.8 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 35.0 ppb (27) 0.12 ppb (1) N/A N/A 27.0
 
Sept. 23, 2020, 7 p.m. 3.6 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 36.0 ppb (28) 0.11 ppb (1) N/A 5.1 μg/m3 (21) 28.0
 
Sept. 23, 2020, 6 p.m. 3.5 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 36.0 ppb (28) 0.1 ppb (1) N/A 4.1 μg/m3 (17) 28.0
 
Sept. 23, 2020, 5 p.m. 5.3 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 32.0 ppb (25) 0.12 ppb (1) N/A 5.9 μg/m3 (25) 25.0
 
Sept. 23, 2020, 4 p.m. 8.1 ppb (8) 2.0 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 27.0 ppb (21) 0.14 ppb (2) N/A 6.8 μg/m3 (28) 28.0
 
Sept. 23, 2020, 3 p.m. 5.2 ppb (5) 0.9 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 25.0 ppb (19) 0.12 ppb (1) N/A 7.6 μg/m3 (32) 32.0
 
Sept. 23, 2020, 2 p.m. 7.5 ppb (7) 1.3 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 20.0 ppb (15) 0.13 ppb (1) N/A 10.7 μg/m3 (45) 45.0
 
Sept. 23, 2020, 1 p.m. 10.7 ppb (10) 1.6 ppb (1) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 14.0 ppb (11) 0.17 ppb (2) N/A 9.3 μg/m3 (39) 39.0
 
Sept. 23, 2020, noon 11.3 ppb (10) 1.0 ppb (1) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 13.0 ppb (10) 0.2 ppb (2) N/A 8.2 μg/m3 (34) 34.0
 
Sept. 23, 2020, 11 a.m. 6.5 ppb (6) 0.3 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 18.0 ppb (14) 0.13 ppb (1) N/A 6.9 μg/m3 (29) 29.0
 
Sept. 23, 2020, 10 a.m. 3.8 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 22.0 ppb (17) 0.11 ppb (1) N/A 6.7 μg/m3 (28) 28.0
 
Sept. 23, 2020, 9 a.m. 1.9 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 21.0 ppb (16) 0.09 ppb (1) N/A 6.6 μg/m3 (28) 28.0
 
Sept. 23, 2020, 8 a.m. 2.5 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (20) 0.1 ppb (1) N/A 6.0 μg/m3 (25) 25.0
 
Sept. 23, 2020, 7 a.m. 2.6 ppb (2) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 25.0 ppb (19) 0.1 ppb (1) N/A 6.9 μg/m3 (29) 29.0
 
Sept. 23, 2020, 6 a.m. 3.4 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 19.0 ppb (15) 0.11 ppb (1) N/A 7.6 μg/m3 (32) 32.0
 
Sept. 23, 2020, 5 a.m. 3.1 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 20.0 ppb (15) 0.11 ppb (1) N/A 6.6 μg/m3 (28) 28.0
 
Sept. 23, 2020, 4 a.m. 3.5 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 22.0 ppb (17) 0.11 ppb (1) N/A 5.3 μg/m3 (22) 22.0
 
Sept. 23, 2020, 3 a.m. 4.0 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 21.0 ppb (16) 0.13 ppb (1) N/A 5.8 μg/m3 (24) 24.0
 
Sept. 23, 2020, 2 a.m. 5.1 ppb (5) 0.1 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 18.0 ppb (14) 0.15 ppb (2) N/A 5.0 μg/m3 (21) 21.0
 
Sept. 23, 2020, 1 a.m. 6.3 ppb (6) 0.4 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 17.0 ppb (13) 0.14 ppb (2) N/A 4.8 μg/m3 (20) 20.0
 
Sept. 23, 2020, midnight 7.8 ppb (7) 0.8 ppb (1) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 14.0 ppb (11) 0.18 ppb (2) N/A 5.6 μg/m3 (23) 23.0
 
Sept. 22, 2020, 11 p.m. 11.8 ppb (11) 2.1 ppb (2) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 12.0 ppb (9) 0.24 ppb (3) N/A 6.3 μg/m3 (26) 26.0
 
Sept. 22, 2020, 10 p.m. 13.0 ppb (12) 2.1 ppb (2) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 15.0 ppb (12) 0.22 ppb (2) N/A 7.4 μg/m3 (31) 31.0
 
Sept. 22, 2020, 9 p.m. 9.8 ppb (9) 1.5 ppb (1) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 20.0 ppb (15) 0.18 ppb (2) N/A 3.8 μg/m3 (16) 16.0
 
Sept. 22, 2020, 8 p.m. 10.1 ppb (9) 1.4 ppb (1) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 18.0 ppb (14) 0.18 ppb (2) N/A 2.7 μg/m3 (11) 14.0
 
Sept. 22, 2020, 7 p.m. 7.8 ppb (7) 1.1 ppb (1) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 19.0 ppb (15) 0.15 ppb (2) N/A 2.0 μg/m3 (8) 15.0
 
Sept. 22, 2020, 6 p.m. 8.5 ppb (8) 1.4 ppb (1) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 19.0 ppb (15) 0.14 ppb (2) N/A 2.6 μg/m3 (11) 15.0
 
Sept. 22, 2020, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 16.0 ppb (12) N/A N/A 4.2 μg/m3 (18) 18.0
 
Sept. 22, 2020, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 12.0 ppb (9) N/A N/A 6.2 μg/m3 (26) 26.0
 
Sept. 22, 2020, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.17 ppb (2) N/A 6.4 μg/m3 (27) 27.0
 
Sept. 22, 2020, 2 p.m. 9.0 ppb (8) 1.4 ppb (1) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 13.0 ppb (10) 0.21 ppb (2) N/A 5.8 μg/m3 (24) 24.0
 
Sept. 22, 2020, 1 p.m. 8.6 ppb (8) 1.1 ppb (1) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 13.0 ppb (10) 0.18 ppb (2) N/A 5.1 μg/m3 (21) 21.0
 
Sept. 22, 2020, noon 8.2 ppb (8) 0.6 ppb (1) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 12.0 ppb (9) 0.18 ppb (2) N/A 7.7 μg/m3 (32) 32.0
 
Sept. 22, 2020, 11 a.m. 5.7 ppb (5) 0.4 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 11.0 ppb (8) 0.16 ppb (2) N/A 9.0 μg/m3 (38) 38.0
 
Sept. 22, 2020, 10 a.m. 3.4 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 14.0 ppb (11) 0.14 ppb (2) N/A 8.6 μg/m3 (36) 36.0
 
Sept. 22, 2020, 9 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 17.0 ppb (13) 0.13 ppb (1) N/A 8.9 μg/m3 (37) 37.0
 
Sept. 22, 2020, 8 a.m. 3.0 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 20.0 ppb (15) 0.13 ppb (1) N/A 9.5 μg/m3 (40) 40.0
 
Sept. 22, 2020, 7 a.m. 3.2 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 22.0 ppb (17) 0.15 ppb (2) N/A 9.7 μg/m3 (40) 40.0
 
Sept. 22, 2020, 6 a.m. 3.1 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 27.0 ppb (21) 0.13 ppb (1) N/A 8.6 μg/m3 (36) 36.0
 
Sept. 22, 2020, 5 a.m. 3.1 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 32.0 ppb (25) 0.13 ppb (1) N/A 8.7 μg/m3 (36) 36.0
 
Sept. 22, 2020, 4 a.m. 3.2 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 36.0 ppb (28) 0.13 ppb (1) N/A 9.0 μg/m3 (38) 38.0
 
Sept. 22, 2020, 3 a.m. 2.9 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 39.0 ppb (30) 0.13 ppb (1) N/A 10.8 μg/m3 (45) 45.0
 
Sept. 22, 2020, 2 a.m. 5.4 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 39.0 ppb (30) 0.17 ppb (2) N/A 12.3 μg/m3 (51) 51.0
 
Sept. 22, 2020, 1 a.m. 7.3 ppb (7) 0.0 ppb (0) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 37.0 ppb (28) 0.21 ppb (2) N/A 13.2 μg/m3 (53) 53.0
 
Sept. 22, 2020, midnight 11.1 ppb (10) 0.2 ppb (0) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 34.0 ppb (26) 0.25 ppb (3) N/A 13.0 μg/m3 (52) 52.0
 
Sept. 21, 2020, 11 p.m. 5.3 ppb (5) 0.1 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 44.0 ppb (34) 0.19 ppb (2) N/A 12.5 μg/m3 (51) 51.0
 
Sept. 21, 2020, 10 p.m. 4.2 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 49.0 ppb (38) 0.16 ppb (2) N/A 12.7 μg/m3 (51) 51.0
 
Sept. 21, 2020, 9 p.m. 5.2 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 49.0 ppb (38) 0.18 ppb (2) N/A 13.4 μg/m3 (53) 53.0
 
Sept. 21, 2020, 8 p.m. 3.8 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 49.0 ppb (38) 0.16 ppb (2) N/A 13.4 μg/m3 (53) 53.0
 
Sept. 21, 2020, 7 p.m. 4.2 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 49.0 ppb (38) 0.17 ppb (2) N/A 14.7 μg/m3 (56) 56.0
 
Sept. 21, 2020, 6 p.m. 4.3 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 50.0 ppb (38) 0.18 ppb (2) N/A 15.7 μg/m3 (58) 58.0
 
Sept. 21, 2020, 5 p.m. 4.1 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 49.0 ppb (38) 0.18 ppb (2) N/A 15.8 μg/m3 (58) 58.0
 
Sept. 21, 2020, 4 p.m. 5.7 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 42.0 ppb (32) 0.18 ppb (2) N/A 14.5 μg/m3 (55) 55.0
 
Sept. 21, 2020, 3 p.m. 9.5 ppb (9) 1.0 ppb (1) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 35.0 ppb (27) 0.19 ppb (2) N/A 14.6 μg/m3 (56) 56.0
 
Sept. 21, 2020, 2 p.m. 20.3 ppb (19) 6.6 ppb (6) N/A 14.0 ppb (13) N/A 0.0 ppb (0) 14.0 ppb (11) 0.29 ppb (3) N/A 17.5 μg/m3 (62) 62.0
 
Sept. 21, 2020, 1 p.m. 14.3 ppb (13) 5.9 ppb (5) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 5.0 ppb (4) 0.29 ppb (3) N/A 18.2 μg/m3 (63) 63.0
 
Sept. 21, 2020, noon 13.5 ppb (12) 7.9 ppb (7) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 0.0 ppb (0) 0.39 ppb (4) N/A 16.9 μg/m3 (60) 60.0
 
Sept. 21, 2020, 11 a.m. 7.6 ppb (7) 1.8 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 0.0 ppb (0) 0.26 ppb (3) N/A 16.7 μg/m3 (60) 60.0
 
Sept. 21, 2020, 10 a.m. 5.9 ppb (5) 0.5 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 2.0 ppb (2) 0.28 ppb (3) N/A 17.0 μg/m3 (61) 61.0
 
Sept. 21, 2020, 9 a.m. 6.2 ppb (6) 0.2 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 4.0 ppb (3) 0.22 ppb (2) N/A 17.3 μg/m3 (61) 61.0
 
Sept. 21, 2020, 8 a.m. 7.6 ppb (7) 0.6 ppb (1) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 6.0 ppb (5) 0.24 ppb (3) N/A 17.2 μg/m3 (61) 61.0
 
Sept. 21, 2020, 7 a.m. 5.3 ppb (5) 0.1 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 20.0 ppb (15) 0.19 ppb (2) N/A 17.0 μg/m3 (61) 61.0
 
Sept. 21, 2020, 6 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 30.0 ppb (23) 0.18 ppb (2) N/A 16.6 μg/m3 (60) 60.0
 
Sept. 21, 2020, 5 a.m. 10.1 ppb (9) 1.3 ppb (1) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 7.0 ppb (5) 0.33 ppb (4) N/A 17.9 μg/m3 (63) 63.0
 
Sept. 21, 2020, 4 a.m. 17.4 ppb (16) 4.2 ppb (4) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 0.0 ppb (0) 0.45 ppb (5) N/A 19.4 μg/m3 (66) 66.0
 
Sept. 21, 2020, 3 a.m. 20.0 ppb (19) 3.7 ppb (3) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 1.0 ppb (1) 0.47 ppb (5) N/A 19.5 μg/m3 (66) 66.0
 
Sept. 21, 2020, 2 a.m. 18.3 ppb (17) 2.2 ppb (2) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 6.0 ppb (5) 0.43 ppb (5) N/A 19.8 μg/m3 (67) 67.0
 
Sept. 21, 2020, 1 a.m. 17.8 ppb (16) 1.3 ppb (1) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 11.0 ppb (8) 0.36 ppb (4) N/A 17.2 μg/m3 (61) 61.0
 
Sept. 21, 2020, midnight 11.3 ppb (10) 0.5 ppb (0) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 29.0 ppb (22) 0.25 ppb (3) N/A 15.2 μg/m3 (57) 57.0
 
Sept. 20, 2020, 11 p.m. 4.1 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 40.0 ppb (31) 0.18 ppb (2) N/A 13.3 μg/m3 (53) 53.0
 
Sept. 20, 2020, 10 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 44.0 ppb (34) 0.16 ppb (2) N/A 13.0 μg/m3 (52) 52.0
 
Sept. 20, 2020, 9 p.m. 3.0 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 47.0 ppb (36) 0.16 ppb (2) N/A 12.6 μg/m3 (51) 51.0
 
Sept. 20, 2020, 8 p.m. 3.4 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 48.0 ppb (37) 0.15 ppb (2) N/A 10.4 μg/m3 (43) 43.0
 
Sept. 20, 2020, 7 p.m. 2.9 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 47.0 ppb (36) 0.14 ppb (2) N/A 10.4 μg/m3 (43) 43.0
 
Sept. 20, 2020, 6 p.m. 2.8 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 45.0 ppb (35) 0.14 ppb (2) N/A 10.7 μg/m3 (45) 45.0
 
Sept. 20, 2020, 5 p.m. 3.2 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 42.0 ppb (32) 0.14 ppb (2) N/A 10.4 μg/m3 (43) 43.0
 
Sept. 20, 2020, 4 p.m. 3.2 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 39.0 ppb (30) 0.13 ppb (1) N/A 9.9 μg/m3 (41) 41.0
 
Sept. 20, 2020, 3 p.m. 8.3 ppb (8) 0.8 ppb (1) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 34.0 ppb (26) 0.14 ppb (2) N/A 10.0 μg/m3 (42) 42.0
 
Sept. 20, 2020, 2 p.m. 7.1 ppb (7) 1.2 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 24.0 ppb (18) 0.18 ppb (2) N/A 12.4 μg/m3 (51) 51.0
 
Sept. 20, 2020, 1 p.m. 9.5 ppb (9) 3.6 ppb (3) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 5.0 ppb (4) 0.3 ppb (3) N/A 16.9 μg/m3 (60) 60.0
 
Sept. 20, 2020, noon 9.9 ppb (9) 3.9 ppb (4) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 0.0 ppb (0) 0.31 ppb (3) N/A 19.0 μg/m3 (65) 65.0
 
Sept. 20, 2020, 11 a.m. 12.4 ppb (11) 6.1 ppb (6) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 0.0 ppb (0) 0.34 ppb (4) N/A 22.3 μg/m3 (72) 72.0
 
Sept. 20, 2020, 10 a.m. 10.6 ppb (10) 4.5 ppb (4) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 0.0 ppb (0) 0.33 ppb (4) N/A 24.0 μg/m3 (76) 76.0
 
Sept. 20, 2020, 9 a.m. 17.8 ppb (16) 12.2 ppb (11) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 0.0 ppb (0) 0.48 ppb (5) N/A 27.5 μg/m3 (83) 83.0
 
Sept. 20, 2020, 8 a.m. 18.1 ppb (17) 12.2 ppb (11) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 0.0 ppb (0) 0.51 ppb (6) N/A 29.8 μg/m3 (88) 88.0
 
Sept. 20, 2020, 7 a.m. 20.9 ppb (19) 13.1 ppb (12) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 0.0 ppb (0) 0.55 ppb (6) N/A 30.1 μg/m3 (89) 89.0
 
Sept. 20, 2020, 6 a.m. 16.7 ppb (15) 6.6 ppb (6) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 0.0 ppb (0) 0.46 ppb (5) N/A 28.2 μg/m3 (84) 84.0
 
Sept. 20, 2020, 5 a.m. 16.3 ppb (15) 6.7 ppb (6) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 0.0 ppb (0) 0.51 ppb (6) N/A 29.2 μg/m3 (87) 87.0
 
Sept. 20, 2020, 4 a.m. 19.5 ppb (18) 6.5 ppb (6) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 0.0 ppb (0) 0.58 ppb (6) N/A 27.7 μg/m3 (83) 83.0
 
Sept. 20, 2020, 3 a.m. 22.4 ppb (21) 6.4 ppb (6) N/A 16.0 ppb (15) N/A 0.0 ppb (0) 0.0 ppb (0) 0.61 ppb (7) N/A 27.9 μg/m3 (84) 84.0
 
Sept. 20, 2020, 2 a.m. 27.3 ppb (25) 8.3 ppb (8) N/A 19.0 ppb (18) N/A 0.0 ppb (0) 0.0 ppb (0) 0.7 ppb (8) N/A 27.2 μg/m3 (82) 82.0
 
Sept. 20, 2020, 1 a.m. 22.0 ppb (20) 1.6 ppb (1) N/A 20.0 ppb (19) N/A 0.0 ppb (0) 5.0 ppb (4) 0.62 ppb (7) N/A 27.4 μg/m3 (83) 83.0
 
Sept. 20, 2020, midnight 17.7 ppb (16) 0.7 ppb (1) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 15.0 ppb (12) 0.49 ppb (5) N/A 23.4 μg/m3 (74) 74.0
 
Sept. 19, 2020, 11 p.m. 6.9 ppb (6) 0.1 ppb (0) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 36.0 ppb (28) 0.28 ppb (3) N/A 23.0 μg/m3 (73) 73.0
 
Sept. 19, 2020, 10 p.m. 4.4 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 42.0 ppb (32) 0.25 ppb (3) N/A 23.4 μg/m3 (74) 74.0
 
Sept. 19, 2020, 9 p.m. 5.1 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 46.0 ppb (35) 0.25 ppb (3) N/A 22.5 μg/m3 (72) 72.0
 
Sept. 19, 2020, 8 p.m. 3.9 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 50.0 ppb (38) 0.23 ppb (3) N/A 21.7 μg/m3 (71) 71.0
 
Sept. 19, 2020, 7 p.m. 3.4 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 46.0 ppb (35) 0.23 ppb (3) N/A 21.4 μg/m3 (70) 70.0
 
Sept. 19, 2020, 6 p.m. 4.2 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 42.0 ppb (32) 0.23 ppb (3) N/A 18.5 μg/m3 (64) 64.0
 
Sept. 19, 2020, 5 p.m. 4.0 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 37.0 ppb (28) 0.2 ppb (2) N/A 16.7 μg/m3 (60) 60.0
 
Sept. 19, 2020, 4 p.m. 3.3 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 33.0 ppb (25) 0.18 ppb (2) N/A 15.4 μg/m3 (57) 57.0
 
Sept. 19, 2020, 3 p.m. 8.1 ppb (8) 1.5 ppb (1) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 27.0 ppb (21) 0.21 ppb (2) N/A 15.5 μg/m3 (57) 57.0
 
Sept. 19, 2020, 2 p.m. 11.1 ppb (10) 4.3 ppb (4) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 7.0 ppb (5) 0.26 ppb (3) N/A 13.9 μg/m3 (54) 54.0
 
Sept. 19, 2020, 1 p.m. 9.8 ppb (9) 4.2 ppb (4) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 4.0 ppb (3) 0.27 ppb (3) N/A 13.9 μg/m3 (54) 54.0
 
Sept. 19, 2020, noon 8.3 ppb (8) 3.7 ppb (3) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 2.0 ppb (2) 0.27 ppb (3) N/A 13.0 μg/m3 (52) 52.0
 
Sept. 19, 2020, 11 a.m. 7.8 ppb (7) 3.1 ppb (3) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 1.0 ppb (1) 0.22 ppb (2) N/A 12.5 μg/m3 (51) 51.0
 
Sept. 19, 2020, 10 a.m. 6.2 ppb (6) 1.8 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 2.0 ppb (2) 0.19 ppb (2) N/A 12.7 μg/m3 (51) 51.0
 
Sept. 19, 2020, 9 a.m. 4.5 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 6.0 ppb (5) 0.14 ppb (2) N/A 12.8 μg/m3 (52) 52.0
 
Sept. 19, 2020, 8 a.m. 3.7 ppb (3) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 8.0 ppb (6) 0.15 ppb (2) N/A 13.6 μg/m3 (53) 53.0
 
Sept. 19, 2020, 7 a.m. 4.4 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 13.0 ppb (10) 0.16 ppb (2) N/A 15.1 μg/m3 (57) 57.0
 
Sept. 19, 2020, 6 a.m. 6.0 ppb (6) 0.2 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 11.0 ppb (8) 0.21 ppb (2) N/A 16.3 μg/m3 (59) 59.0
 
Sept. 19, 2020, 5 a.m. 8.0 ppb (7) 0.8 ppb (1) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 13.0 ppb (10) 0.23 ppb (3) N/A 18.6 μg/m3 (64) 64.0
 
Sept. 19, 2020, 4 a.m. 6.8 ppb (6) 0.1 ppb (0) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 10.0 ppb (8) 0.26 ppb (3) N/A 20.6 μg/m3 (68) 68.0
 
Sept. 19, 2020, 3 a.m. 19.8 ppb (18) 5.3 ppb (5) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 6.0 ppb (5) 0.39 ppb (4) N/A 21.8 μg/m3 (71) 71.0
 
Sept. 19, 2020, 2 a.m. 13.0 ppb (12) 0.3 ppb (0) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 15.0 ppb (12) 0.31 ppb (3) N/A 21.8 μg/m3 (71) 71.0
 
Sept. 19, 2020, 1 a.m. 18.6 ppb (17) 1.4 ppb (1) N/A 17.0 ppb (16) N/A 0.0 ppb (0) 15.0 ppb (12) 0.36 ppb (4) N/A 21.0 μg/m3 (69) 69.0
 
Sept. 19, 2020, midnight 11.6 ppb (11) 0.7 ppb (1) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 30.0 ppb (23) 0.34 ppb (4) N/A 21.2 μg/m3 (70) 70.0
 
Sept. 18, 2020, 11 p.m. 10.8 ppb (10) 0.9 ppb (1) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 35.0 ppb (27) 0.28 ppb (3) N/A 21.7 μg/m3 (71) 71.0
 
Sept. 18, 2020, 10 p.m. 6.4 ppb (6) 0.4 ppb (0) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 41.0 ppb (32) 0.27 ppb (3) N/A 22.4 μg/m3 (72) 72.0
 
Sept. 18, 2020, 9 p.m. 7.0 ppb (6) 0.6 ppb (1) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 43.0 ppb (33) 0.25 ppb (3) N/A 22.2 μg/m3 (72) 72.0
 
Sept. 18, 2020, 8 p.m. 4.8 ppb (4) 0.2 ppb (0) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 44.0 ppb (34) 0.25 ppb (3) N/A 23.9 μg/m3 (75) 75.0
 
Sept. 18, 2020, 7 p.m. 4.2 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 42.0 ppb (32) 0.23 ppb (3) N/A 23.7 μg/m3 (75) 75.0
 
Sept. 18, 2020, 6 p.m. 4.0 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 37.0 ppb (28) 0.22 ppb (2) N/A 22.3 μg/m3 (72) 72.0
 
Sept. 18, 2020, 5 p.m. 4.4 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 30.0 ppb (23) 0.2 ppb (2) N/A 19.9 μg/m3 (67) 67.0
 
Sept. 18, 2020, 4 p.m. 5.7 ppb (5) 1.1 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 22.0 ppb (17) 0.2 ppb (2) N/A 18.3 μg/m3 (63) 63.0
 
Sept. 18, 2020, 3 p.m. 5.6 ppb (5) 1.3 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 18.0 ppb (14) 0.24 ppb (3) N/A 16.2 μg/m3 (59) 59.0
 
Sept. 18, 2020, 2 p.m. 5.0 ppb (5) 1.1 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 13.0 ppb (10) 0.18 ppb (2) N/A 12.7 μg/m3 (51) 51.0
 
Sept. 18, 2020, 1 p.m. 6.7 ppb (6) 1.5 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 11.0 ppb (8) 0.17 ppb (2) N/A 11.4 μg/m3 (48) 48.0
 
Sept. 18, 2020, noon 8.1 ppb (8) 1.7 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 7.0 ppb (5) 0.18 ppb (2) N/A 10.9 μg/m3 (45) 45.0
 
Sept. 18, 2020, 11 a.m. 3.4 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 13.0 ppb (10) 0.14 ppb (2) N/A 10.7 μg/m3 (45) 45.0
 
Sept. 18, 2020, 10 a.m. 1.9 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 16.0 ppb (12) 0.11 ppb (1) N/A 10.7 μg/m3 (45) 45.0
 
Sept. 18, 2020, 9 a.m. 1.9 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 15.0 ppb (12) 0.11 ppb (1) N/A 11.6 μg/m3 (48) 48.0
 
Sept. 18, 2020, 8 a.m. 1.8 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 17.0 ppb (13) 0.11 ppb (1) N/A 12.1 μg/m3 (50) 50.0
 
Sept. 18, 2020, 7 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 18.0 ppb (14) 0.12 ppb (1) N/A 13.6 μg/m3 (53) 53.0
 
Sept. 18, 2020, 6 a.m. 2.5 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 22.0 ppb (17) 0.13 ppb (1) N/A 15.0 μg/m3 (56) 56.0
 
Sept. 18, 2020, 5 a.m. 3.2 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 24.0 ppb (18) 0.15 ppb (2) N/A 15.9 μg/m3 (58) 58.0
 
Sept. 18, 2020, 4 a.m. 3.7 ppb (3) 0.1 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 25.0 ppb (19) 0.16 ppb (2) N/A 17.7 μg/m3 (62) 62.0
 
Sept. 18, 2020, 3 a.m. 5.4 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 25.0 ppb (19) 0.21 ppb (2) N/A 20.6 μg/m3 (68) 68.0
 
Sept. 18, 2020, 2 a.m. 13.9 ppb (13) 0.7 ppb (1) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 15.0 ppb (12) 0.3 ppb (3) N/A 22.4 μg/m3 (72) 72.0
 
Sept. 18, 2020, 1 a.m. 8.7 ppb (8) 0.4 ppb (0) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 27.0 ppb (21) 0.27 ppb (3) N/A 22.9 μg/m3 (73) 73.0
 
Sept. 18, 2020, midnight 8.4 ppb (8) 0.4 ppb (0) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 32.0 ppb (25) 0.27 ppb (3) N/A 24.6 μg/m3 (77) 77.0
 
Sept. 17, 2020, 11 p.m. 6.1 ppb (6) 0.4 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 36.0 ppb (28) 0.27 ppb (3) N/A 23.1 μg/m3 (74) 74.0
 
Sept. 17, 2020, 10 p.m. 4.9 ppb (5) 0.4 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 40.0 ppb (31) 0.2 ppb (2) N/A 17.0 μg/m3 (61) 61.0
 
Sept. 17, 2020, 9 p.m. 4.0 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 45.0 ppb (35) 0.17 ppb (2) N/A 13.6 μg/m3 (53) 53.0
 
Sept. 17, 2020, 8 p.m. 3.4 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 46.0 ppb (35) 0.16 ppb (2) N/A 11.8 μg/m3 (49) 49.0
 
Sept. 17, 2020, 7 p.m. 3.6 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 44.0 ppb (34) 0.16 ppb (2) N/A 11.0 μg/m3 (46) 46.0
 
Sept. 17, 2020, 6 p.m. 3.7 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 42.0 ppb (32) 0.15 ppb (2) N/A 11.1 μg/m3 (46) 46.0
 
Sept. 17, 2020, 5 p.m. 4.8 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 39.0 ppb (30) 0.15 ppb (2) N/A 10.7 μg/m3 (45) 45.0
 
Sept. 17, 2020, 4 p.m. 5.3 ppb (5) 0.6 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 33.0 ppb (25) 0.14 ppb (2) N/A 10.9 μg/m3 (45) 45.0
 
Sept. 17, 2020, 3 p.m. 7.8 ppb (7) 1.3 ppb (1) N/A 7.0 ppb (6) N/A 2.0 ppb (3) 27.0 ppb (21) 0.16 ppb (2) N/A 10.8 μg/m3 (45) 45.0
 
Sept. 17, 2020, 2 p.m. 8.8 ppb (8) 1.6 ppb (1) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 22.0 ppb (17) 0.15 ppb (2) N/A 10.6 μg/m3 (44) 44.0
 
Sept. 17, 2020, 1 p.m. 8.5 ppb (8) 2.1 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 19.0 ppb (15) 0.22 ppb (2) N/A 10.2 μg/m3 (42) 42.0
 
Sept. 17, 2020, noon 13.6 ppb (13) 3.1 ppb (3) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 5.0 ppb (4) 0.27 ppb (3) N/A 10.5 μg/m3 (44) 44.0
 
Sept. 17, 2020, 11 a.m. 5.5 ppb (5) 0.8 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 13.0 ppb (10) 0.15 ppb (2) N/A 10.1 μg/m3 (42) 42.0
 
Sept. 17, 2020, 10 a.m. 5.7 ppb (5) 1.0 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 4.0 ppb (3) 0.17 ppb (2) N/A 10.1 μg/m3 (42) 42.0
 
Sept. 17, 2020, 9 a.m. 5.2 ppb (5) 0.4 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 6.0 ppb (5) 0.2 ppb (2) N/A 10.4 μg/m3 (43) 43.0
 
Sept. 17, 2020, 8 a.m. 5.6 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 5.0 ppb (4) 0.22 ppb (2) N/A 10.7 μg/m3 (45) 45.0
 
Sept. 17, 2020, 7 a.m. 7.5 ppb (7) 0.3 ppb (0) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 3.0 ppb (2) 0.26 ppb (3) N/A 11.2 μg/m3 (47) 47.0
 
Sept. 17, 2020, 6 a.m. 9.3 ppb (9) 0.3 ppb (0) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 3.0 ppb (2) 0.32 ppb (4) N/A 11.8 μg/m3 (49) 49.0
 
Sept. 17, 2020, 5 a.m. 15.6 ppb (14) 3.5 ppb (3) N/A 12.0 ppb (11) N/A 0.0 ppb (0) 1.0 ppb (1) 0.4 ppb (4) N/A 12.9 μg/m3 (52) 52.0