ID: 1107

AQSQID: 390350060

Site Name: G.T.Craig

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

Updated: March 6, 2021, 4:32 a.m.

Location: Cleveland (Industrial Valley), OH

Reporting: False, Located: True

Current AQI: None

Cleveland (Industrial Valley) OH, US: 41.492191, -81.678552

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Feb. 26, 2021, 11 a.m. N/A N/A N/A 42.0 ppb (40) N/A 1.0 ppb (2) 1.0 ppb (1) 0.6 ppb (7) 34.5 μg/m3 (32) N/A 40.0
 
Feb. 26, 2021, 10 a.m. N/A N/A N/A 26.0 ppb (25) N/A 1.0 ppb (2) 9.0 ppb (9) 0.42 ppb (5) 20.6 μg/m3 (20) N/A 25.0
 
Feb. 26, 2021, 9 a.m. N/A N/A N/A 13.0 ppb (13) N/A 1.0 ppb (2) 23.0 ppb (22) 0.24 ppb (3) 16.8 μg/m3 (16) N/A 22.0
 
Feb. 26, 2021, 8 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 32.0 ppb (30) 0.19 ppb (3) 13.9 μg/m3 (13) N/A 30.0
 
Feb. 26, 2021, 7 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 33.0 ppb (31) 0.2 ppb (3) 17.6 μg/m3 (17) N/A 31.0
 
Feb. 26, 2021, 6 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 31.0 ppb (29) 0.21 ppb (3) 17.0 μg/m3 (16) N/A 29.0
 
Feb. 26, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.1 μg/m3 (15) N/A 15.0
 
Feb. 26, 2021, 4 a.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 29.0 ppb (27) 0.21 ppb (3) 17.4 μg/m3 (17) N/A 27.0
 
Feb. 26, 2021, 3 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 33.0 ppb (31) 0.26 ppb (4) 14.2 μg/m3 (14) N/A 31.0
 
Feb. 26, 2021, 2 a.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) 29.0 ppb (27) 0.29 ppb (4) 17.1 μg/m3 (16) N/A 27.0
 
Feb. 26, 2021, 1 a.m. N/A N/A N/A 13.0 ppb (13) N/A 0.0 ppb (0) 26.0 ppb (25) 0.31 ppb (4) 17.4 μg/m3 (17) N/A 25.0
 
Feb. 26, 2021, midnight N/A N/A N/A 12.0 ppb (12) N/A 0.0 ppb (0) 26.0 ppb (25) 0.3 ppb (4) 22.8 μg/m3 (22) N/A 25.0
 
Feb. 25, 2021, 11 p.m. N/A N/A N/A 9.0 ppb (9) N/A 0.0 ppb (0) 30.0 ppb (28) 0.28 ppb (4) 21.5 μg/m3 (20) N/A 28.0
 
Feb. 25, 2021, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 35.0 ppb (33) 0.25 ppb (3) 16.1 μg/m3 (15) N/A 33.0
 
Feb. 25, 2021, 9 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 38.0 ppb (36) 0.23 ppb (3) 14.9 μg/m3 (14) N/A 36.0
 
Feb. 25, 2021, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 35.0 ppb (33) 0.24 ppb (3) 18.1 μg/m3 (17) N/A 33.0
 
Feb. 25, 2021, 7 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 35.0 ppb (33) 0.23 ppb (3) 24.1 μg/m3 (23) N/A 33.0
 
Feb. 25, 2021, 6 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 36.0 ppb (34) 0.23 ppb (3) 18.2 μg/m3 (17) N/A 34.0
 
Feb. 25, 2021, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A 2.0 ppb (3) 35.0 ppb (33) 0.23 ppb (3) 24.4 μg/m3 (23) N/A 33.0
 
Feb. 25, 2021, 4 p.m. N/A N/A N/A 5.0 ppb (5) N/A 2.0 ppb (3) 33.0 ppb (31) 0.22 ppb (3) 25.4 μg/m3 (24) N/A 31.0
 
Feb. 25, 2021, 3 p.m. N/A N/A N/A 2.0 ppb (2) N/A 2.0 ppb (3) 34.0 ppb (32) 0.19 ppb (3) 18.8 μg/m3 (18) N/A 32.0
 
Feb. 25, 2021, 2 p.m. N/A N/A N/A 5.0 ppb (5) N/A 2.0 ppb (3) 30.0 ppb (28) 0.2 ppb (3) 32.5 μg/m3 (31) N/A 31.0
 
Feb. 25, 2021, 1 p.m. N/A N/A N/A 9.0 ppb (9) N/A 2.0 ppb (3) 28.0 ppb (26) 0.23 ppb (3) 28.1 μg/m3 (27) N/A 27.0
 
Feb. 25, 2021, noon N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 29.0 ppb (27) 0.23 ppb (3) 20.6 μg/m3 (20) N/A 27.0
 
Feb. 25, 2021, 11 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 29.0 ppb (27) 0.2 ppb (3) 9.0 μg/m3 (9) N/A 27.0
 
Feb. 25, 2021, 10 a.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 32.0 ppb (30) 0.17 ppb (3) 7.1 μg/m3 (7) N/A 30.0
 
Feb. 25, 2021, 9 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 32.0 ppb (30) 0.17 ppb (3) 7.2 μg/m3 (7) N/A 30.0
 
Feb. 25, 2021, 8 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 30.0 ppb (28) 0.15 ppb (2) 7.3 μg/m3 (7) N/A 28.0
 
Feb. 25, 2021, 7 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 28.0 ppb (26) 0.18 ppb (3) 11.2 μg/m3 (11) N/A 26.0
 
Feb. 25, 2021, 6 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 31.0 ppb (29) 0.19 ppb (3) 10.9 μg/m3 (11) N/A 29.0
 
Feb. 25, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.6 μg/m3 (11) N/A 11.0
 
Feb. 25, 2021, 4 a.m. N/A N/A N/A 0.0 ppb (0) N/A 0.0 ppb (0) 34.0 ppb (32) 0.12 ppb (2) 10.6 μg/m3 (10) N/A 32.0
 
Feb. 25, 2021, 3 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (33) 0.15 ppb (2) 8.8 μg/m3 (9) N/A 33.0
 
Feb. 25, 2021, 2 a.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 38.0 ppb (36) 0.15 ppb (2) 12.6 μg/m3 (12) N/A 36.0
 
Feb. 25, 2021, 1 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 41.0 ppb (38) 0.16 ppb (3) 19.0 μg/m3 (18) N/A 38.0
 
Feb. 25, 2021, midnight N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 45.0 ppb (42) 0.17 ppb (3) 25.7 μg/m3 (24) N/A 42.0
 
Feb. 24, 2021, 11 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 50.0 ppb (47) 0.15 ppb (2) 25.7 μg/m3 (24) N/A 47.0
 
Feb. 24, 2021, 10 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 52.0 ppb (49) 0.14 ppb (2) 23.0 μg/m3 (22) N/A 49.0
 
Feb. 24, 2021, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 52.0 ppb (49) 0.14 ppb (2) 24.3 μg/m3 (23) N/A 49.0
 
Feb. 24, 2021, 8 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 53.0 ppb (50) 0.15 ppb (2) 28.6 μg/m3 (27) N/A 50.0
 
Feb. 24, 2021, 7 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 54.0 ppb (50) 0.14 ppb (2) 32.4 μg/m3 (30) N/A 50.0
 
Feb. 24, 2021, 6 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 51.0 ppb (48) 0.15 ppb (2) 26.4 μg/m3 (25) N/A 48.0
 
Feb. 24, 2021, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 48.0 ppb (45) 0.16 ppb (3) 21.2 μg/m3 (20) N/A 45.0
 
Feb. 24, 2021, 4 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 47.0 ppb (44) 0.17 ppb (3) 25.9 μg/m3 (24) N/A 44.0
 
Feb. 24, 2021, 3 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 43.0 ppb (40) 0.18 ppb (3) 27.5 μg/m3 (26) N/A 40.0
 
Feb. 24, 2021, 2 p.m. N/A N/A N/A 8.0 ppb (8) N/A 2.0 ppb (3) 35.0 ppb (33) 0.22 ppb (3) 44.6 μg/m3 (42) N/A 42.0
 
Feb. 24, 2021, 1 p.m. N/A N/A N/A 17.0 ppb (17) N/A 1.0 ppb (2) 24.0 ppb (23) 0.27 ppb (4) 32.0 μg/m3 (30) N/A 30.0
 
Feb. 24, 2021, noon N/A N/A N/A 22.0 ppb (21) N/A 1.0 ppb (2) 17.0 ppb (16) 0.25 ppb (3) 31.9 μg/m3 (30) N/A 30.0
 
Feb. 24, 2021, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 26.0 ppb (25) 0.68 ppb (8) 35.3 μg/m3 (33) N/A 33.0
 
Feb. 24, 2021, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 28.0 ppb (26) 0.41 ppb (5) 31.2 μg/m3 (29) N/A 29.0
 
Feb. 24, 2021, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 32.0 ppb (30) 0.23 ppb (3) 19.8 μg/m3 (19) N/A 30.0
 
Feb. 24, 2021, 8 a.m. N/A N/A N/A 6.0 ppb (6) N/A N/A 35.0 ppb (33) 0.23 ppb (3) 27.6 μg/m3 (26) N/A 33.0
 
Feb. 24, 2021, 7 a.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 34.0 ppb (32) 0.21 ppb (3) 27.1 μg/m3 (26) N/A 32.0
 
Feb. 24, 2021, 6 a.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) N/A 1.24 ppb (14) 17.6 μg/m3 (17) N/A 17.0
 
Feb. 24, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.9 μg/m3 (12) N/A 12.0
 
Feb. 24, 2021, 4 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 41.0 ppb (38) 0.08 ppb (2) 14.2 μg/m3 (14) N/A 38.0
 
Feb. 24, 2021, 3 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 44.0 ppb (41) 0.13 ppb (2) 15.0 μg/m3 (14) N/A 41.0
 
Feb. 24, 2021, 2 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 44.0 ppb (41) 0.14 ppb (2) 17.7 μg/m3 (17) N/A 41.0
 
Feb. 24, 2021, 1 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 43.0 ppb (40) 0.14 ppb (2) 17.6 μg/m3 (17) N/A 40.0
 
Feb. 24, 2021, midnight N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 43.0 ppb (40) 0.16 ppb (3) 21.4 μg/m3 (20) N/A 40.0
 
Feb. 23, 2021, 11 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 45.0 ppb (42) 0.15 ppb (2) 21.2 μg/m3 (20) N/A 42.0
 
Feb. 23, 2021, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 46.0 ppb (43) 0.14 ppb (2) 17.7 μg/m3 (17) N/A 43.0
 
Feb. 23, 2021, 9 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 45.0 ppb (42) 0.12 ppb (2) 18.9 μg/m3 (18) N/A 42.0
 
Feb. 23, 2021, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 45.0 ppb (42) 0.12 ppb (2) 21.5 μg/m3 (20) N/A 42.0
 
Feb. 23, 2021, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 43.0 ppb (40) 0.12 ppb (2) 25.5 μg/m3 (24) N/A 40.0
 
Feb. 23, 2021, 6 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 38.0 ppb (36) 0.12 ppb (2) 22.9 μg/m3 (22) N/A 36.0
 
Feb. 23, 2021, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 36.0 ppb (34) 0.12 ppb (2) 26.6 μg/m3 (25) N/A 34.0
 
Feb. 23, 2021, 4 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 34.0 ppb (32) 0.12 ppb (2) 28.0 μg/m3 (26) N/A 32.0
 
Feb. 23, 2021, 3 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 33.0 ppb (31) 0.13 ppb (2) 20.0 μg/m3 (19) N/A 31.0
 
Feb. 23, 2021, 2 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 32.0 ppb (30) 0.14 ppb (2) 23.9 μg/m3 (23) N/A 30.0
 
Feb. 23, 2021, 1 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 31.0 ppb (29) 0.18 ppb (3) 26.9 μg/m3 (25) N/A 29.0
 
Feb. 23, 2021, noon N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 30.0 ppb (28) 0.16 ppb (3) 18.9 μg/m3 (18) N/A 28.0
 
Feb. 23, 2021, 11 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 33.0 ppb (31) 0.15 ppb (2) 16.5 μg/m3 (16) N/A 31.0
 
Feb. 23, 2021, 10 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 36.0 ppb (34) 0.17 ppb (3) 18.0 μg/m3 (17) N/A 34.0
 
Feb. 23, 2021, 9 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 36.0 ppb (34) 0.17 ppb (3) 20.4 μg/m3 (19) N/A 34.0
 
Feb. 23, 2021, 8 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 37.0 ppb (35) 0.17 ppb (3) 20.9 μg/m3 (20) N/A 35.0
 
Feb. 23, 2021, 7 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 38.0 ppb (36) 0.17 ppb (3) 20.5 μg/m3 (19) N/A 36.0
 
Feb. 23, 2021, 6 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 38.0 ppb (36) 0.17 ppb (3) 19.4 μg/m3 (18) N/A 36.0
 
Feb. 23, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (17) N/A 17.0
 
Feb. 23, 2021, 4 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 39.0 ppb (37) 0.02 ppb (0) 17.1 μg/m3 (16) N/A 37.0
 
Feb. 23, 2021, 3 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 43.0 ppb (40) 0.07 ppb (2) 18.8 μg/m3 (18) N/A 40.0
 
Feb. 23, 2021, 2 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 44.0 ppb (41) 0.08 ppb (2) 19.8 μg/m3 (19) N/A 41.0
 
Feb. 23, 2021, 1 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 45.0 ppb (42) 0.08 ppb (2) 21.8 μg/m3 (21) N/A 42.0
 
Feb. 23, 2021, midnight N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 47.0 ppb (44) 0.09 ppb (2) 23.9 μg/m3 (23) N/A 44.0
 
Feb. 22, 2021, 11 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 48.0 ppb (45) 0.09 ppb (2) 23.4 μg/m3 (22) N/A 45.0
 
Feb. 22, 2021, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 51.0 ppb (48) 0.1 ppb (2) 23.4 μg/m3 (22) N/A 48.0
 
Feb. 22, 2021, 9 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 51.0 ppb (48) 0.1 ppb (2) 22.2 μg/m3 (21) N/A 48.0
 
Feb. 22, 2021, 8 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 50.0 ppb (47) 0.09 ppb (2) 20.2 μg/m3 (19) N/A 47.0
 
Feb. 22, 2021, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 48.0 ppb (45) 0.07 ppb (2) 20.6 μg/m3 (20) N/A 45.0
 
Feb. 22, 2021, 6 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 44.0 ppb (41) 0.07 ppb (2) 22.3 μg/m3 (21) N/A 41.0
 
Feb. 22, 2021, 5 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 38.0 ppb (36) 0.06 ppb (2) 15.2 μg/m3 (15) N/A 36.0
 
Feb. 22, 2021, 4 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 38.0 ppb (36) 0.06 ppb (2) 14.6 μg/m3 (14) N/A 36.0
 
Feb. 22, 2021, 3 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 37.0 ppb (35) 0.05 ppb (2) 13.1 μg/m3 (13) N/A 35.0
 
Feb. 22, 2021, 2 p.m. N/A N/A N/A 7.0 ppb (7) N/A 0.0 ppb (0) 34.0 ppb (32) 0.06 ppb (2) 13.6 μg/m3 (13) N/A 32.0
 
Feb. 22, 2021, 1 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 32.0 ppb (30) 0.07 ppb (2) 13.6 μg/m3 (13) N/A 30.0
 
Feb. 22, 2021, noon N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 35.0 ppb (33) 0.33 ppb (4) 13.8 μg/m3 (13) N/A 33.0
 
Feb. 22, 2021, 11 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 36.0 ppb (34) 0.92 ppb (11) 16.3 μg/m3 (16) N/A 34.0
 
Feb. 22, 2021, 10 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 36.0 ppb (34) 0.18 ppb (3) 19.8 μg/m3 (19) N/A 34.0
 
Feb. 22, 2021, 9 a.m. N/A N/A N/A 8.0 ppb (8) N/A 2.0 ppb (3) 33.0 ppb (31) 0.35 ppb (4) 15.1 μg/m3 (14) N/A 31.0
 
Feb. 22, 2021, 8 a.m. N/A N/A N/A 6.0 ppb (6) N/A 4.0 ppb (6) 34.0 ppb (32) 0.35 ppb (4) 21.5 μg/m3 (20) N/A 32.0
 
Feb. 22, 2021, 7 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 35.0 ppb (33) 0.14 ppb (2) 16.7 μg/m3 (16) N/A 33.0
 
Feb. 22, 2021, 6 a.m. N/A N/A N/A 6.0 ppb (6) N/A 3.0 ppb (5) 36.0 ppb (34) 0.17 ppb (3) 18.6 μg/m3 (18) N/A 34.0
 
Feb. 22, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.7 μg/m3 (22) N/A 22.0
 
Feb. 22, 2021, 4 a.m. N/A N/A N/A 6.0 ppb (6) N/A 2.0 ppb (3) 36.0 ppb (34) 0.17 ppb (3) 20.2 μg/m3 (19) N/A 34.0
 
Feb. 22, 2021, 3 a.m. N/A N/A N/A 6.0 ppb (6) N/A 3.0 ppb (5) 40.0 ppb (38) 0.17 ppb (3) 19.3 μg/m3 (18) N/A 38.0
 
Feb. 22, 2021, 2 a.m. N/A N/A N/A 6.0 ppb (6) N/A 2.0 ppb (3) 41.0 ppb (38) 0.18 ppb (3) 23.3 μg/m3 (22) N/A 38.0
 
Feb. 22, 2021, 1 a.m. N/A N/A N/A 8.0 ppb (8) N/A 2.0 ppb (3) 39.0 ppb (37) 0.21 ppb (3) 25.6 μg/m3 (24) N/A 37.0
 
Feb. 22, 2021, midnight N/A N/A N/A 9.0 ppb (9) N/A 2.0 ppb (3) 40.0 ppb (38) 0.21 ppb (3) 25.2 μg/m3 (24) N/A 38.0
 
Feb. 21, 2021, 11 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 46.0 ppb (43) 0.19 ppb (3) 24.5 μg/m3 (23) N/A 43.0
 
Feb. 21, 2021, 10 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 48.0 ppb (45) 0.21 ppb (3) 29.6 μg/m3 (28) N/A 45.0
 
Feb. 21, 2021, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 50.0 ppb (47) 0.21 ppb (3) 25.3 μg/m3 (24) N/A 47.0
 
Feb. 21, 2021, 8 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 52.0 ppb (49) 0.19 ppb (3) 24.6 μg/m3 (23) N/A 49.0
 
Feb. 21, 2021, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A 2.0 ppb (3) 52.0 ppb (49) 0.18 ppb (3) 23.3 μg/m3 (22) N/A 49.0
 
Feb. 21, 2021, 6 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 50.0 ppb (47) 0.26 ppb (4) 31.1 μg/m3 (29) N/A 47.0
 
Feb. 21, 2021, 5 p.m. N/A N/A N/A 5.0 ppb (5) N/A 2.0 ppb (3) 48.0 ppb (45) 0.21 ppb (3) 35.3 μg/m3 (33) N/A 45.0
 
Feb. 21, 2021, 4 p.m. N/A N/A N/A 9.0 ppb (9) N/A 2.0 ppb (3) 42.0 ppb (39) 0.28 ppb (4) 40.5 μg/m3 (38) N/A 39.0
 
Feb. 21, 2021, 3 p.m. N/A N/A N/A 15.0 ppb (15) N/A 3.0 ppb (5) 34.0 ppb (32) 0.38 ppb (5) 48.0 μg/m3 (45) N/A 45.0
 
Feb. 21, 2021, 2 p.m. N/A N/A N/A 16.0 ppb (16) N/A 2.0 ppb (3) 32.0 ppb (30) 0.39 ppb (5) 40.7 μg/m3 (38) N/A 38.0
 
Feb. 21, 2021, 1 p.m. N/A N/A N/A 20.0 ppb (19) N/A 1.0 ppb (2) 25.0 ppb (24) 0.41 ppb (5) 44.8 μg/m3 (42) N/A 42.0
 
Feb. 21, 2021, noon N/A N/A N/A 37.0 ppb (35) N/A 1.0 ppb (2) 7.0 ppb (7) 0.51 ppb (6) 48.4 μg/m3 (45) N/A 45.0
 
Feb. 21, 2021, 11 a.m. N/A N/A N/A 43.0 ppb (41) N/A 1.0 ppb (2) 2.0 ppb (2) 0.49 ppb (6) 60.5 μg/m3 (54) N/A 54.0
 
Feb. 21, 2021, 10 a.m. N/A N/A N/A 30.0 ppb (29) N/A 3.0 ppb (5) 11.0 ppb (11) 0.56 ppb (7) 58.6 μg/m3 (53) N/A 53.0
 
Feb. 21, 2021, 9 a.m. N/A N/A N/A 41.0 ppb (39) N/A 1.0 ppb (2) 3.0 ppb (3) 0.44 ppb (5) 59.6 μg/m3 (54) N/A 54.0
 
Feb. 21, 2021, 8 a.m. N/A N/A N/A 40.0 ppb (38) N/A 1.0 ppb (2) 4.0 ppb (4) 0.45 ppb (6) 47.3 μg/m3 (44) N/A 44.0
 
Feb. 21, 2021, 7 a.m. N/A N/A N/A 32.0 ppb (31) N/A 2.0 ppb (3) 13.0 ppb (13) 0.41 ppb (5) 49.6 μg/m3 (46) N/A 46.0
 
Feb. 21, 2021, 6 a.m. N/A N/A N/A 21.0 ppb (20) N/A 2.0 ppb (3) 25.0 ppb (24) 0.35 ppb (4) 34.8 μg/m3 (33) N/A 33.0
 
Feb. 21, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.1 μg/m3 (33) N/A 33.0
 
Feb. 21, 2021, 4 a.m. N/A N/A N/A 16.0 ppb (16) N/A 1.0 ppb (2) 32.0 ppb (30) 0.25 ppb (3) 37.6 μg/m3 (35) N/A 35.0
 
Feb. 21, 2021, 3 a.m. N/A N/A N/A 15.0 ppb (15) N/A 1.0 ppb (2) 36.0 ppb (34) 0.3 ppb (4) 38.7 μg/m3 (36) N/A 36.0
 
Feb. 21, 2021, 2 a.m. N/A N/A N/A 15.0 ppb (15) N/A 1.0 ppb (2) 36.0 ppb (34) 0.28 ppb (4) 36.9 μg/m3 (35) N/A 35.0
 
Feb. 21, 2021, 1 a.m. N/A N/A N/A 15.0 ppb (15) N/A 1.0 ppb (2) 35.0 ppb (33) 0.26 ppb (4) 33.8 μg/m3 (32) N/A 33.0
 
Feb. 21, 2021, midnight N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) 42.0 ppb (39) 0.24 ppb (3) 31.8 μg/m3 (30) N/A 39.0
 
Feb. 20, 2021, 11 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 44.0 ppb (41) 0.23 ppb (3) 30.2 μg/m3 (28) N/A 41.0
 
Feb. 20, 2021, 10 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 44.0 ppb (41) 0.2 ppb (3) 26.8 μg/m3 (25) N/A 41.0
 
Feb. 20, 2021, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A 3.0 ppb (5) 47.0 ppb (44) 0.2 ppb (3) 28.5 μg/m3 (27) N/A 44.0
 
Feb. 20, 2021, 8 p.m. N/A N/A N/A 6.0 ppb (6) N/A 4.0 ppb (6) 47.0 ppb (44) 0.2 ppb (3) 31.0 μg/m3 (29) N/A 44.0
 
Feb. 20, 2021, 7 p.m. N/A N/A N/A 6.0 ppb (6) N/A 5.0 ppb (8) 45.0 ppb (42) 0.2 ppb (3) 34.8 μg/m3 (33) N/A 42.0
 
Feb. 20, 2021, 6 p.m. N/A N/A N/A 7.0 ppb (7) N/A 4.0 ppb (6) 42.0 ppb (39) 0.21 ppb (3) 32.1 μg/m3 (30) N/A 39.0
 
Feb. 20, 2021, 5 p.m. N/A N/A N/A 7.0 ppb (7) N/A 2.0 ppb (3) 39.0 ppb (37) 0.22 ppb (3) 32.1 μg/m3 (30) N/A 37.0
 
Feb. 20, 2021, 4 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 38.0 ppb (36) 0.22 ppb (3) 33.8 μg/m3 (32) N/A 36.0
 
Feb. 20, 2021, 3 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 37.0 ppb (35) 0.23 ppb (3) 33.3 μg/m3 (31) N/A 35.0
 
Feb. 20, 2021, 2 p.m. N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) 36.0 ppb (34) 0.24 ppb (3) 36.3 μg/m3 (34) N/A 34.0
 
Feb. 20, 2021, 1 p.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) 35.0 ppb (33) 0.26 ppb (4) 34.2 μg/m3 (32) N/A 33.0
 
Feb. 20, 2021, noon N/A N/A N/A 13.0 ppb (13) N/A 1.0 ppb (2) 33.0 ppb (31) 0.23 ppb (3) 31.9 μg/m3 (30) N/A 31.0
 
Feb. 20, 2021, 11 a.m. N/A N/A N/A 13.0 ppb (13) N/A 1.0 ppb (2) 32.0 ppb (30) 0.22 ppb (3) 32.7 μg/m3 (31) N/A 31.0
 
Feb. 20, 2021, 10 a.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) 35.0 ppb (33) 0.22 ppb (3) 32.6 μg/m3 (31) N/A 33.0
 
Feb. 20, 2021, 9 a.m. N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) 37.0 ppb (35) 0.21 ppb (3) 35.9 μg/m3 (34) N/A 35.0
 
Feb. 20, 2021, 8 a.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 38.0 ppb (36) 0.2 ppb (3) 34.7 μg/m3 (33) N/A 36.0
 
Feb. 20, 2021, 7 a.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 38.0 ppb (36) 0.2 ppb (3) 41.3 μg/m3 (39) N/A 39.0
 
Feb. 20, 2021, 6 a.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 38.0 ppb (36) 0.2 ppb (3) 38.6 μg/m3 (36) N/A 36.0
 
Feb. 20, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.7 μg/m3 (37) N/A 37.0
 
Feb. 20, 2021, 4 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 43.0 ppb (40) 0.19 ppb (3) 37.1 μg/m3 (35) N/A 40.0
 
Feb. 20, 2021, 3 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 46.0 ppb (43) 0.23 ppb (3) 29.0 μg/m3 (27) N/A 43.0
 
Feb. 20, 2021, 2 a.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 44.0 ppb (41) 0.29 ppb (4) 31.7 μg/m3 (30) N/A 41.0
 
Feb. 20, 2021, 1 a.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) 38.0 ppb (36) 0.29 ppb (4) 29.2 μg/m3 (28) N/A 36.0
 
Feb. 20, 2021, midnight N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) 34.0 ppb (32) 0.25 ppb (3) 22.4 μg/m3 (21) N/A 32.0
 
Feb. 19, 2021, 11 p.m. N/A N/A N/A 14.0 ppb (14) N/A 1.0 ppb (2) 33.0 ppb (31) 0.28 ppb (4) 22.7 μg/m3 (22) N/A 31.0
 
Feb. 19, 2021, 10 p.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) 38.0 ppb (36) 0.26 ppb (4) 22.3 μg/m3 (21) N/A 36.0
 
Feb. 19, 2021, 9 p.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 40.0 ppb (38) 0.24 ppb (3) 22.7 μg/m3 (22) N/A 38.0
 
Feb. 19, 2021, 8 p.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 40.0 ppb (38) 0.24 ppb (3) 22.8 μg/m3 (22) N/A 38.0
 
Feb. 19, 2021, 7 p.m. N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) 37.0 ppb (35) 0.26 ppb (4) 23.4 μg/m3 (22) N/A 35.0
 
Feb. 19, 2021, 6 p.m. N/A N/A N/A 9.0 ppb (9) N/A 1.0 ppb (2) 35.0 ppb (33) 0.25 ppb (3) 24.9 μg/m3 (24) N/A 33.0
 
Feb. 19, 2021, 5 p.m. N/A N/A N/A 8.0 ppb (8) N/A 2.0 ppb (3) 35.0 ppb (33) 0.23 ppb (3) 19.3 μg/m3 (18) N/A 33.0
 
Feb. 19, 2021, 4 p.m. N/A N/A N/A 9.0 ppb (9) N/A 3.0 ppb (5) 31.0 ppb (29) 0.21 ppb (3) 18.5 μg/m3 (18) N/A 29.0
 
Feb. 19, 2021, 3 p.m. N/A N/A N/A 7.0 ppb (7) N/A 3.0 ppb (5) 31.0 ppb (29) 0.2 ppb (3) 20.9 μg/m3 (20) N/A 29.0
 
Feb. 19, 2021, 2 p.m. N/A N/A N/A 13.0 ppb (13) N/A 2.0 ppb (3) 22.0 ppb (21) 0.24 ppb (3) 21.4 μg/m3 (20) N/A 21.0
 
Feb. 19, 2021, 1 p.m. N/A N/A N/A 15.0 ppb (15) N/A 2.0 ppb (3) 19.0 ppb (18) 0.24 ppb (3) 22.1 μg/m3 (21) N/A 21.0
 
Feb. 19, 2021, noon N/A N/A N/A 12.0 ppb (12) N/A 0.0 ppb (0) 20.0 ppb (19) 0.23 ppb (3) 23.3 μg/m3 (22) N/A 22.0