ID: 1075

AQSQID: 350010029

Site Name: South Valley

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

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

Location: Albuquerque (Sheldon St Seast), NM

Reporting: True, Located: True

Current AQI: 38.0

Albuquerque (Sheldon St Seast) NM, US: 35.0186, -106.651901

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Feb. 27, 2021, 3 a.m. 6.0 ppb (6) 0.4 ppb (1) 5.0 ppb (5) 6.0 ppb (6) N/A N/A 32.0 ppb (30) 0.18 ppb (3) 35.4 μg/m3 (33) 7.5 μg/m3 (32) 33.0
 
Feb. 27, 2021, 2 a.m. 12.0 ppb (12) 0.2 ppb (1) 12.0 ppb (12) 12.0 ppb (12) N/A N/A 25.0 ppb (24) 0.21 ppb (3) 62.4 μg/m3 (55) 15.3 μg/m3 (58) 58.0
 
Feb. 27, 2021, 1 a.m. 12.0 ppb (12) 2.0 ppb (2) 10.0 ppb (10) 11.0 ppb (11) N/A N/A 31.0 ppb (29) 0.4 ppb (5) 47.1 μg/m3 (44) 7.5 μg/m3 (32) 44.0
 
Feb. 27, 2021, midnight 6.0 ppb (6) 1.8 ppb (2) 3.0 ppb (3) 5.0 ppb (5) N/A N/A 45.0 ppb (42) 0.13 ppb (2) 16.1 μg/m3 (15) 3.6 μg/m3 (16) 42.0
 
Feb. 26, 2021, 11 p.m. 2.0 ppb (2) 0.5 ppb (1) 2.0 ppb (2) 2.0 ppb (2) N/A N/A 49.0 ppb (46) 0.1 ppb (2) 16.0 μg/m3 (15) 3.3 μg/m3 (14) 46.0
 
Feb. 26, 2021, 10 p.m. 2.0 ppb (2) 0.7 ppb (1) 1.0 ppb (1) 2.0 ppb (2) N/A N/A 49.0 ppb (46) 0.1 ppb (2) 10.7 μg/m3 (10) 3.0 μg/m3 (13) 46.0
 
Feb. 26, 2021, 9 p.m. 3.0 ppb (3) 0.6 ppb (1) 2.0 ppb (2) 2.0 ppb (2) N/A N/A 48.0 ppb (45) 0.09 ppb (2) 13.3 μg/m3 (13) 3.2 μg/m3 (14) 45.0
 
Feb. 26, 2021, 8 p.m. 4.0 ppb (4) 1.2 ppb (2) 3.0 ppb (3) 3.0 ppb (3) N/A N/A 46.0 ppb (43) 0.09 ppb (2) 11.6 μg/m3 (11) 3.2 μg/m3 (14) 43.0
 
Feb. 26, 2021, 7 p.m. 3.0 ppb (3) 0.9 ppb (1) 2.0 ppb (2) 3.0 ppb (3) N/A N/A 46.0 ppb (43) 0.09 ppb (2) 18.4 μg/m3 (18) 3.6 μg/m3 (16) 43.0
 
Feb. 26, 2021, 6 p.m. 7.0 ppb (7) 2.3 ppb (3) 6.0 ppb (6) 5.0 ppb (5) N/A N/A 43.0 ppb (40) 0.1 ppb (2) 28.7 μg/m3 (27) 5.4 μg/m3 (23) 40.0
 
Feb. 26, 2021, 5 p.m. 11.0 ppb (11) 3.9 ppb (4) 11.0 ppb (11) 8.0 ppb (8) N/A N/A 38.0 ppb (36) 0.12 ppb (2) 36.5 μg/m3 (34) 7.6 μg/m3 (32) 36.0
 
Feb. 26, 2021, 4 p.m. 37.0 ppb (35) 18.5 ppb (18) 37.0 ppb (35) 19.0 ppb (18) N/A N/A 22.0 ppb (21) 0.23 ppb (3) 95.2 μg/m3 (71) 16.6 μg/m3 (61) 71.0
 
Feb. 26, 2021, 3 p.m. 71.0 ppb (70) 45.1 ppb (43) 72.0 ppb (71) 26.0 ppb (25) N/A N/A 8.0 ppb (8) 0.49 ppb (6) 127.2 μg/m3 (87) 24.1 μg/m3 (77) 87.0
 
Feb. 26, 2021, 2 p.m. 80.0 ppb (79) 57.0 ppb (55) 79.0 ppb (78) 23.0 ppb (22) N/A N/A 3.0 ppb (3) 0.85 ppb (10) 99.8 μg/m3 (74) 23.9 μg/m3 (76) 79.0
 
Feb. 26, 2021, 1 p.m. 53.0 ppb (50) 33.4 ppb (32) 55.0 ppb (53) 20.0 ppb (19) N/A N/A 1.0 ppb (1) 0.65 ppb (8) 47.5 μg/m3 (44) 17.3 μg/m3 (62) 62.0
 
Feb. 26, 2021, noon 18.0 ppb (17) 4.4 ppb (5) 22.0 ppb (21) 14.0 ppb (14) N/A N/A 7.0 ppb (7) 0.12 ppb (2) 24.4 μg/m3 (23) 8.0 μg/m3 (34) 34.0
 
Feb. 26, 2021, 11 a.m. 17.0 ppb (17) 3.6 ppb (4) 19.0 ppb (18) 13.0 ppb (13) N/A N/A 7.0 ppb (7) 0.17 ppb (3) 43.1 μg/m3 (40) 12.2 μg/m3 (52) 52.0
 
Feb. 26, 2021, 10 a.m. 19.0 ppb (18) 3.4 ppb (4) 21.0 ppb (20) 16.0 ppb (16) N/A N/A 3.0 ppb (3) 0.24 ppb (3) 34.0 μg/m3 (32) 15.2 μg/m3 (58) 58.0
 
Feb. 26, 2021, 9 a.m. 8.0 ppb (8) 0.3 ppb (1) 11.0 ppb (11) 8.0 ppb (8) N/A N/A 11.0 ppb (11) 0.11 ppb (2) 22.0 μg/m3 (21) 8.2 μg/m3 (35) 35.0
 
Feb. 26, 2021, 8 a.m. 8.0 ppb (8) 0.3 ppb (1) 8.0 ppb (8) 8.0 ppb (8) N/A N/A 17.0 ppb (16) 0.11 ppb (2) 22.3 μg/m3 (21) 8.2 μg/m3 (35) 35.0
 
Feb. 26, 2021, 7 a.m. 14.0 ppb (14) 0.6 ppb (1) 14.0 ppb (14) 14.0 ppb (14) N/A N/A 10.0 ppb (10) 0.16 ppb (3) 28.3 μg/m3 (27) 9.1 μg/m3 (38) 38.0
 
Feb. 26, 2021, 6 a.m. 16.0 ppb (16) 1.1 ppb (2) 16.0 ppb (16) 16.0 ppb (16) N/A N/A 11.0 ppb (11) 0.2 ppb (3) 44.2 μg/m3 (41) 13.0 μg/m3 (53) 53.0
 
Feb. 26, 2021, 5 a.m. 22.0 ppb (21) 3.0 ppb (3) 25.0 ppb (24) 19.0 ppb (18) N/A N/A 3.0 ppb (3) 0.31 ppb (4) 74.7 μg/m3 (61) 14.9 μg/m3 (57) 61.0
 
Feb. 26, 2021, 4 a.m. 21.0 ppb (20) 2.9 ppb (3) 21.0 ppb (20) 18.0 ppb (17) N/A N/A 5.0 ppb (5) 0.28 ppb (4) 80.7 μg/m3 (64) 14.7 μg/m3 (57) 64.0
 
Feb. 26, 2021, 3 a.m. 24.0 ppb (23) 3.6 ppb (4) 30.0 ppb (29) 21.0 ppb (20) N/A N/A 8.0 ppb (8) 0.34 ppb (4) 63.9 μg/m3 (56) 12.3 μg/m3 (52) 56.0
 
Feb. 26, 2021, 2 a.m. 21.0 ppb (20) 0.8 ppb (1) 21.0 ppb (20) 21.0 ppb (20) N/A N/A 15.0 ppb (14) 0.24 ppb (3) 41.5 μg/m3 (39) 10.4 μg/m3 (44) 44.0
 
Feb. 26, 2021, 1 a.m. 13.0 ppb (13) 0.7 ppb (1) 12.0 ppb (12) 13.0 ppb (13) N/A N/A 26.0 ppb (25) 0.15 ppb (2) 40.9 μg/m3 (38) 6.7 μg/m3 (28) 38.0
 
Feb. 26, 2021, midnight 3.0 ppb (3) 0.4 ppb (1) 3.0 ppb (3) 4.0 ppb (4) N/A N/A 41.0 ppb (38) 0.08 ppb (2) 23.5 μg/m3 (22) 4.9 μg/m3 (21) 38.0
 
Feb. 25, 2021, 11 p.m. 3.0 ppb (3) 0.4 ppb (1) 2.0 ppb (2) 3.0 ppb (3) N/A N/A 42.0 ppb (39) 0.08 ppb (2) 24.5 μg/m3 (23) 4.8 μg/m3 (20) 39.0
 
Feb. 25, 2021, 10 p.m. 4.0 ppb (4) 1.3 ppb (2) 3.0 ppb (3) 4.0 ppb (4) N/A N/A 43.0 ppb (40) 0.08 ppb (2) 36.9 μg/m3 (35) 5.9 μg/m3 (25) 40.0
 
Feb. 25, 2021, 9 p.m. 4.0 ppb (4) 1.2 ppb (2) 3.0 ppb (3) 3.0 ppb (3) N/A N/A 42.0 ppb (39) 0.1 ppb (2) 24.3 μg/m3 (23) 5.1 μg/m3 (22) 39.0
 
Feb. 25, 2021, 8 p.m. 3.0 ppb (3) 0.9 ppb (1) 2.0 ppb (2) 2.0 ppb (2) N/A N/A 42.0 ppb (39) 0.08 ppb (2) 21.4 μg/m3 (20) 5.3 μg/m3 (23) 39.0
 
Feb. 25, 2021, 7 p.m. 3.0 ppb (3) 0.7 ppb (1) 2.0 ppb (2) 3.0 ppb (3) N/A N/A 41.0 ppb (38) 0.08 ppb (2) 20.7 μg/m3 (20) 5.2 μg/m3 (22) 38.0
 
Feb. 25, 2021, 6 p.m. 4.0 ppb (4) 1.6 ppb (2) 2.0 ppb (2) 3.0 ppb (3) N/A N/A 39.0 ppb (37) 0.08 ppb (2) 25.2 μg/m3 (24) 5.6 μg/m3 (24) 37.0
 
Feb. 25, 2021, 5 p.m. 3.0 ppb (3) 1.1 ppb (2) 2.0 ppb (2) 3.0 ppb (3) N/A N/A 36.0 ppb (34) 0.08 ppb (2) 60.0 μg/m3 (54) 7.9 μg/m3 (33) 54.0
 
Feb. 25, 2021, 4 p.m. 4.0 ppb (4) 1.4 ppb (2) 3.0 ppb (3) 3.0 ppb (3) N/A N/A 34.0 ppb (32) 0.08 ppb (2) 129.5 μg/m3 (88) 12.2 μg/m3 (52) 88.0
 
Feb. 25, 2021, 3 p.m. 6.0 ppb (6) 2.1 ppb (2) 5.0 ppb (5) 4.0 ppb (4) N/A N/A 30.0 ppb (28) 0.09 ppb (2) 127.1 μg/m3 (87) 11.9 μg/m3 (50) 87.0
 
Feb. 25, 2021, 2 p.m. 10.0 ppb (10) 2.0 ppb (2) 9.0 ppb (9) 8.0 ppb (8) N/A N/A 25.0 ppb (24) 0.2 ppb (3) 76.8 μg/m3 (62) 8.6 μg/m3 (36) 62.0
 
Feb. 25, 2021, 1 p.m. 21.0 ppb (20) 1.8 ppb (2) 19.0 ppb (18) 19.0 ppb (18) N/A N/A 14.0 ppb (13) 0.59 ppb (7) 26.9 μg/m3 (25) 6.1 μg/m3 (26) 26.0
 
Feb. 25, 2021, noon 28.0 ppb (27) 5.3 ppb (5) 24.0 ppb (23) 24.0 ppb (23) N/A N/A 8.0 ppb (8) 0.26 ppb (4) 27.7 μg/m3 (26) 7.2 μg/m3 (31) 31.0
 
Feb. 25, 2021, 11 a.m. 40.0 ppb (38) 13.0 ppb (13) 34.0 ppb (33) 27.0 ppb (26) N/A N/A 3.0 ppb (3) 0.3 ppb (4) 28.6 μg/m3 (27) 9.8 μg/m3 (41) 41.0
 
Feb. 25, 2021, 10 a.m. 31.0 ppb (30) 4.6 ppb (5) 32.0 ppb (31) 27.0 ppb (26) N/A N/A 3.0 ppb (3) 0.3 ppb (4) 29.2 μg/m3 (28) 9.5 μg/m3 (40) 40.0
 
Feb. 25, 2021, 9 a.m. 30.0 ppb (29) 5.5 ppb (6) 34.0 ppb (33) 25.0 ppb (24) N/A N/A 3.0 ppb (3) 0.29 ppb (4) 27.7 μg/m3 (26) 9.3 μg/m3 (39) 39.0
 
Feb. 25, 2021, 8 a.m. 22.0 ppb (21) 0.6 ppb (1) 20.0 ppb (19) 21.0 ppb (20) N/A N/A 7.0 ppb (7) 0.43 ppb (5) 29.8 μg/m3 (28) 8.1 μg/m3 (34) 34.0
 
Feb. 25, 2021, 7 a.m. 27.0 ppb (26) 1.8 ppb (2) 29.0 ppb (28) 26.0 ppb (25) N/A N/A 4.0 ppb (4) 0.41 ppb (5) 36.3 μg/m3 (34) 12.3 μg/m3 (52) 52.0
 
Feb. 25, 2021, 6 a.m. 15.0 ppb (15) 0.4 ppb (1) 15.0 ppb (15) 15.0 ppb (15) N/A N/A 14.0 ppb (13) 0.15 ppb (2) 29.1 μg/m3 (27) 9.7 μg/m3 (41) 41.0
 
Feb. 25, 2021, 5 a.m. 10.0 ppb (10) 0.3 ppb (1) 9.0 ppb (9) 10.0 ppb (10) N/A N/A 22.0 ppb (21) 0.06 ppb (2) 21.4 μg/m3 (20) 4.6 μg/m3 (20) 21.0
 
Feb. 25, 2021, 4 a.m. 8.0 ppb (8) 0.1 ppb (1) 6.0 ppb (6) 8.0 ppb (8) N/A N/A 25.0 ppb (24) 0.11 ppb (2) 27.3 μg/m3 (26) 6.0 μg/m3 (25) 26.0
 
Feb. 25, 2021, 3 a.m. 13.0 ppb (13) 0.6 ppb (1) 11.0 ppb (11) 13.0 ppb (13) N/A N/A 20.0 ppb (19) 0.12 ppb (2) 92.8 μg/m3 (70) 11.3 μg/m3 (48) 70.0
 
Feb. 25, 2021, 2 a.m. 9.0 ppb (9) 0.9 ppb (1) 6.0 ppb (6) 9.0 ppb (9) N/A N/A 28.0 ppb (26) 0.1 ppb (2) 32.5 μg/m3 (31) 5.7 μg/m3 (24) 31.0
 
Feb. 25, 2021, 1 a.m. 6.0 ppb (6) 0.9 ppb (1) 5.0 ppb (5) 5.0 ppb (5) N/A N/A 40.0 ppb (38) 0.04 ppb (0) 15.9 μg/m3 (15) 3.2 μg/m3 (14) 38.0
 
Feb. 25, 2021, midnight 14.0 ppb (14) 4.0 ppb (4) 9.0 ppb (9) 10.0 ppb (10) N/A N/A 40.0 ppb (38) 0.04 ppb (0) 23.2 μg/m3 (22) 3.3 μg/m3 (14) 38.0
 
Feb. 24, 2021, 11 p.m. 11.0 ppb (11) 3.1 ppb (3) 9.0 ppb (9) 8.0 ppb (8) N/A N/A 40.0 ppb (38) 0.05 ppb (2) 50.7 μg/m3 (47) 4.7 μg/m3 (20) 47.0
 
Feb. 24, 2021, 10 p.m. 18.0 ppb (17) 6.0 ppb (6) 16.0 ppb (16) 12.0 ppb (12) N/A N/A 36.0 ppb (34) 0.04 ppb (0) 52.5 μg/m3 (49) 4.6 μg/m3 (20) 49.0
 
Feb. 24, 2021, 9 p.m. 5.0 ppb (5) 1.8 ppb (2) 4.0 ppb (4) 4.0 ppb (4) N/A N/A 41.0 ppb (38) 0.04 ppb (0) 32.5 μg/m3 (31) 3.5 μg/m3 (15) 38.0
 
Feb. 24, 2021, 8 p.m. 4.0 ppb (4) 1.4 ppb (2) 3.0 ppb (3) 3.0 ppb (3) N/A N/A 42.0 ppb (39) 0.05 ppb (2) 30.3 μg/m3 (29) 3.0 μg/m3 (13) 39.0
 
Feb. 24, 2021, 7 p.m. 4.0 ppb (4) 1.4 ppb (2) 4.0 ppb (4) 3.0 ppb (3) N/A N/A 43.0 ppb (40) 0.05 ppb (2) 45.6 μg/m3 (43) 4.7 μg/m3 (20) 43.0
 
Feb. 24, 2021, 6 p.m. 6.0 ppb (6) 2.1 ppb (2) 6.0 ppb (6) 4.0 ppb (4) N/A N/A 39.0 ppb (37) 0.05 ppb (2) 39.6 μg/m3 (37) 4.8 μg/m3 (20) 37.0
 
Feb. 24, 2021, 5 p.m. 22.0 ppb (21) 8.9 ppb (9) 22.0 ppb (21) 13.0 ppb (13) N/A N/A 27.0 ppb (25) 0.14 ppb (2) 61.8 μg/m3 (55) 9.7 μg/m3 (41) 55.0
 
Feb. 24, 2021, 4 p.m. 31.0 ppb (30) 15.5 ppb (15) 29.0 ppb (28) 16.0 ppb (16) N/A N/A 19.0 ppb (18) 0.19 ppb (3) 42.1 μg/m3 (39) 9.3 μg/m3 (39) 39.0
 
Feb. 24, 2021, 3 p.m. 79.0 ppb (78) 52.6 ppb (50) 77.0 ppb (76) 27.0 ppb (26) N/A N/A 8.0 ppb (8) 0.47 ppb (6) 94.7 μg/m3 (71) 21.6 μg/m3 (71) 78.0
 
Feb. 24, 2021, 2 p.m. 114.0 ppb (104) 91.7 ppb (92) 112.0 ppb (104) 23.0 ppb (22) N/A N/A 2.0 ppb (2) 1.1 ppb (13) 121.8 μg/m3 (85) 24.0 μg/m3 (77) 104.0
 
Feb. 24, 2021, 1 p.m. 47.0 ppb (45) 28.3 ppb (27) 48.0 ppb (46) 19.0 ppb (18) N/A N/A 1.0 ppb (1) 0.82 ppb (10) 78.8 μg/m3 (63) 25.6 μg/m3 (80) 80.0
 
Feb. 24, 2021, noon 10.0 ppb (10) 0.8 ppb (1) 9.0 ppb (9) 10.0 ppb (10) N/A N/A 9.0 ppb (9) 0.07 ppb (2) 47.9 μg/m3 (45) 7.1 μg/m3 (30) 45.0
 
Feb. 24, 2021, 11 a.m. 19.0 ppb (18) 3.4 ppb (4) 23.0 ppb (22) 16.0 ppb (16) N/A N/A 3.0 ppb (3) 0.17 ppb (3) 30.3 μg/m3 (29) 10.0 μg/m3 (42) 42.0
 
Feb. 24, 2021, 10 a.m. 10.0 ppb (10) 0.5 ppb (1) 13.0 ppb (13) 10.0 ppb (10) N/A N/A 10.0 ppb (10) 0.09 ppb (2) 22.0 μg/m3 (21) 6.3 μg/m3 (27) 27.0
 
Feb. 24, 2021, 9 a.m. 7.0 ppb (7) 0.2 ppb (1) 7.0 ppb (7) 7.0 ppb (7) N/A N/A 14.0 ppb (13) 0.08 ppb (2) 14.0 μg/m3 (13) 3.9 μg/m3 (17) 17.0
 
Feb. 24, 2021, 8 a.m. 12.0 ppb (12) 0.3 ppb (1) 12.0 ppb (12) 12.0 ppb (12) N/A N/A 10.0 ppb (10) 0.13 ppb (2) 13.9 μg/m3 (13) 4.4 μg/m3 (19) 19.0
 
Feb. 24, 2021, 7 a.m. 15.0 ppb (15) 1.5 ppb (2) 14.0 ppb (14) 14.0 ppb (14) N/A N/A 6.0 ppb (6) 0.2 ppb (3) 23.3 μg/m3 (22) 6.7 μg/m3 (28) 28.0
 
Feb. 24, 2021, 6 a.m. 16.0 ppb (16) 1.2 ppb (2) 16.0 ppb (16) 15.0 ppb (15) N/A N/A 8.0 ppb (8) 0.21 ppb (3) 24.8 μg/m3 (23) 6.7 μg/m3 (28) 28.0
 
Feb. 24, 2021, 5 a.m. 13.0 ppb (13) 0.7 ppb (1) 11.0 ppb (11) 13.0 ppb (13) N/A N/A 16.0 ppb (15) 0.13 ppb (2) 21.8 μg/m3 (21) 5.7 μg/m3 (24) 24.0
 
Feb. 24, 2021, 4 a.m. 11.0 ppb (11) 0.5 ppb (1) 9.0 ppb (9) 11.0 ppb (11) N/A N/A 22.0 ppb (21) 0.14 ppb (2) 26.4 μg/m3 (25) 6.3 μg/m3 (27) 27.0
 
Feb. 24, 2021, 3 a.m. 10.0 ppb (10) 0.3 ppb (1) 9.0 ppb (9) 10.0 ppb (10) N/A N/A 22.0 ppb (21) 0.1 ppb (2) 22.8 μg/m3 (22) 5.3 μg/m3 (23) 23.0
 
Feb. 24, 2021, 2 a.m. 4.0 ppb (4) 0.3 ppb (1) 4.0 ppb (4) 5.0 ppb (5) N/A N/A 32.0 ppb (30) 0.04 ppb (0) 14.5 μg/m3 (14) 3.0 μg/m3 (13) 30.0
 
Feb. 24, 2021, 1 a.m. 11.0 ppb (11) 2.5 ppb (3) 10.0 ppb (10) 8.0 ppb (8) N/A N/A 32.0 ppb (30) 0.04 ppb (0) 30.3 μg/m3 (29) 3.5 μg/m3 (15) 30.0
 
Feb. 24, 2021, midnight 11.0 ppb (11) 1.7 ppb (2) 11.0 ppb (11) 10.0 ppb (10) N/A N/A 34.0 ppb (32) 0.07 ppb (2) 34.6 μg/m3 (33) 5.2 μg/m3 (22) 33.0
 
Feb. 23, 2021, 11 p.m. 6.0 ppb (6) 1.4 ppb (2) 5.0 ppb (5) 5.0 ppb (5) N/A N/A 39.0 ppb (37) 0.06 ppb (2) 42.8 μg/m3 (40) 5.7 μg/m3 (24) 40.0
 
Feb. 23, 2021, 10 p.m. 5.0 ppb (5) 1.8 ppb (2) 4.0 ppb (4) 4.0 ppb (4) N/A N/A 39.0 ppb (37) 0.15 ppb (2) 37.9 μg/m3 (36) 4.6 μg/m3 (20) 37.0
 
Feb. 23, 2021, 9 p.m. 5.0 ppb (5) 1.3 ppb (2) 4.0 ppb (4) 4.0 ppb (4) N/A N/A 39.0 ppb (37) 0.05 ppb (2) 28.3 μg/m3 (27) 5.2 μg/m3 (22) 37.0
 
Feb. 23, 2021, 8 p.m. 5.0 ppb (5) 1.5 ppb (2) 4.0 ppb (4) 4.0 ppb (4) N/A N/A 39.0 ppb (37) 0.05 ppb (2) 29.5 μg/m3 (28) 5.1 μg/m3 (22) 37.0
 
Feb. 23, 2021, 7 p.m. 5.0 ppb (5) 1.6 ppb (2) 4.0 ppb (4) 4.0 ppb (4) N/A N/A 39.0 ppb (37) 0.04 ppb (0) 25.0 μg/m3 (24) 4.9 μg/m3 (21) 37.0
 
Feb. 23, 2021, 6 p.m. 5.0 ppb (5) 1.6 ppb (2) 5.0 ppb (5) 4.0 ppb (4) N/A N/A 37.0 ppb (35) 0.06 ppb (2) 32.2 μg/m3 (30) 4.8 μg/m3 (20) 35.0
 
Feb. 23, 2021, 5 p.m. 12.0 ppb (12) 4.6 ppb (5) 11.0 ppb (11) 7.0 ppb (7) N/A N/A 31.0 ppb (29) 0.09 ppb (2) 35.6 μg/m3 (33) 6.6 μg/m3 (28) 33.0
 
Feb. 23, 2021, 4 p.m. 55.0 ppb (53) 32.1 ppb (31) 54.0 ppb (51) 23.0 ppb (22) N/A N/A 14.0 ppb (13) 0.25 ppb (3) 126.8 μg/m3 (87) 20.4 μg/m3 (69) 87.0
 
Feb. 23, 2021, 3 p.m. 70.0 ppb (69) 47.0 ppb (45) 73.0 ppb (72) 24.0 ppb (23) N/A N/A 7.0 ppb (7) 0.31 ppb (4) 102.6 μg/m3 (75) 19.5 μg/m3 (67) 75.0
 
Feb. 23, 2021, 2 p.m. 111.0 ppb (103) 84.7 ppb (84) 110.0 ppb (103) 27.0 ppb (26) N/A N/A 2.0 ppb (2) 0.4 ppb (5) 214.9 μg/m3 (131) 27.1 μg/m3 (83) 131.0
 
Feb. 23, 2021, 1 p.m. 57.0 ppb (55) 35.8 ppb (34) 64.0 ppb (62) 21.0 ppb (20) N/A N/A 1.0 ppb (1) 0.39 ppb (5) 86.1 μg/m3 (67) 17.0 μg/m3 (62) 67.0
 
Feb. 23, 2021, noon 53.0 ppb (50) 34.1 ppb (33) 49.0 ppb (47) 19.0 ppb (18) N/A N/A 1.0 ppb (1) 0.22 ppb (3) 43.7 μg/m3 (41) 12.5 μg/m3 (52) 52.0
 
Feb. 23, 2021, 11 a.m. 20.0 ppb (19) 3.9 ppb (4) 23.0 ppb (22) 17.0 ppb (17) N/A N/A 2.0 ppb (2) 0.14 ppb (2) 20.4 μg/m3 (19) 7.4 μg/m3 (31) 31.0
 
Feb. 23, 2021, 10 a.m. 13.0 ppb (13) 1.0 ppb (1) 14.0 ppb (14) 12.0 ppb (12) N/A N/A 7.0 ppb (7) 0.12 ppb (2) 14.1 μg/m3 (14) 4.8 μg/m3 (20) 20.0
 
Feb. 23, 2021, 9 a.m. 8.0 ppb (8) 0.5 ppb (1) 8.0 ppb (8) 8.0 ppb (8) N/A N/A 13.0 ppb (13) 0.09 ppb (2) 15.0 μg/m3 (14) 4.4 μg/m3 (19) 19.0
 
Feb. 23, 2021, 8 a.m. 11.0 ppb (11) 0.4 ppb (1) 12.0 ppb (12) 11.0 ppb (11) N/A N/A 13.0 ppb (13) 0.14 ppb (2) 23.4 μg/m3 (22) 9.6 μg/m3 (40) 40.0
 
Feb. 23, 2021, 7 a.m. 11.0 ppb (11) 0.4 ppb (1) 11.0 ppb (11) 11.0 ppb (11) N/A N/A 15.0 ppb (14) 0.14 ppb (2) 18.8 μg/m3 (18) 6.6 μg/m3 (28) 28.0
 
Feb. 23, 2021, 6 a.m. 7.0 ppb (7) 0.3 ppb (1) 6.0 ppb (6) 7.0 ppb (7) N/A N/A 25.0 ppb (24) 0.09 ppb (2) 13.3 μg/m3 (13) 5.4 μg/m3 (23) 24.0
 
Feb. 23, 2021, 5 a.m. 7.0 ppb (7) 0.7 ppb (1) 5.0 ppb (5) 6.0 ppb (6) N/A N/A 30.0 ppb (28) 0.06 ppb (2) 9.7 μg/m3 (9) 3.4 μg/m3 (15) 28.0
 
Feb. 23, 2021, 4 a.m. 8.0 ppb (8) 0.3 ppb (1) 8.0 ppb (8) 8.0 ppb (8) N/A N/A 30.0 ppb (28) 0.1 ppb (2) 20.9 μg/m3 (20) 3.9 μg/m3 (17) 28.0
 
Feb. 23, 2021, 3 a.m. 8.0 ppb (8) 0.3 ppb (1) 7.0 ppb (7) 8.0 ppb (8) N/A N/A 31.0 ppb (29) 0.08 ppb (2) 14.7 μg/m3 (14) 3.1 μg/m3 (13) 29.0
 
Feb. 23, 2021, 2 a.m. 7.0 ppb (7) 0.6 ppb (1) 6.0 ppb (6) 7.0 ppb (7) N/A N/A 30.0 ppb (28) 0.1 ppb (2) 16.6 μg/m3 (16) 3.3 μg/m3 (14) 28.0
 
Feb. 23, 2021, 1 a.m. 9.0 ppb (9) 1.1 ppb (2) 8.0 ppb (8) 8.0 ppb (8) N/A N/A 29.0 ppb (27) 0.1 ppb (2) 23.1 μg/m3 (22) 3.6 μg/m3 (16) 27.0
 
Feb. 23, 2021, midnight 7.0 ppb (7) 2.8 ppb (3) 4.0 ppb (4) 5.0 ppb (5) N/A N/A 34.0 ppb (32) 0.05 ppb (2) 14.7 μg/m3 (14) 2.0 μg/m3 (9) 32.0
 
Feb. 22, 2021, 11 p.m. 12.0 ppb (12) 4.6 ppb (5) 5.0 ppb (5) 8.0 ppb (8) N/A N/A 36.0 ppb (34) 0.05 ppb (2) 16.9 μg/m3 (16) 2.2 μg/m3 (10) 34.0
 
Feb. 22, 2021, 10 p.m. 9.0 ppb (9) 3.6 ppb (4) 3.0 ppb (3) 6.0 ppb (6) N/A N/A 37.0 ppb (35) 0.06 ppb (2) 10.8 μg/m3 (10) 1.8 μg/m3 (8) 35.0
 
Feb. 22, 2021, 9 p.m. 4.0 ppb (4) 1.9 ppb (2) 3.0 ppb (3) 3.0 ppb (3) N/A N/A 38.0 ppb (36) 0.04 ppb (0) 10.6 μg/m3 (10) 1.3 μg/m3 (6) 36.0
 
Feb. 22, 2021, 8 p.m. 12.0 ppb (12) 6.1 ppb (6) 5.0 ppb (5) 6.0 ppb (6) N/A N/A 38.0 ppb (36) 0.06 ppb (2) 12.4 μg/m3 (12) 1.7 μg/m3 (8) 36.0
 
Feb. 22, 2021, 7 p.m. 9.0 ppb (9) 4.4 ppb (5) 4.0 ppb (4) 5.0 ppb (5) N/A N/A 38.0 ppb (36) 0.13 ppb (2) 17.3 μg/m3 (17) 2.2 μg/m3 (10) 36.0
 
Feb. 22, 2021, 6 p.m. 7.0 ppb (7) 2.3 ppb (3) 6.0 ppb (6) 5.0 ppb (5) N/A N/A 36.0 ppb (34) 0.46 ppb (6) 16.2 μg/m3 (15) 3.1 μg/m3 (13) 34.0
 
Feb. 22, 2021, 5 p.m. 21.0 ppb (20) 10.1 ppb (10) 16.0 ppb (16) 11.0 ppb (11) N/A N/A 31.0 ppb (29) 0.17 ppb (3) 20.7 μg/m3 (20) 4.1 μg/m3 (18) 29.0
 
Feb. 22, 2021, 4 p.m. 41.0 ppb (39) 21.3 ppb (21) 40.0 ppb (38) 20.0 ppb (19) N/A N/A 21.0 ppb (20) 0.29 ppb (4) N/A N/A 39.0
 
Feb. 22, 2021, 3 p.m. 58.0 ppb (56) 33.4 ppb (32) 58.0 ppb (56) 25.0 ppb (24) N/A N/A 11.0 ppb (11) 0.4 ppb (5) N/A N/A 56.0
 
Feb. 22, 2021, 2 p.m. 78.0 ppb (77) 52.2 ppb (50) 75.0 ppb (74) 26.0 ppb (25) N/A N/A 3.0 ppb (3) 0.47 ppb (6) 80.9 μg/m3 (64) 15.1 μg/m3 (58) 77.0
 
Feb. 22, 2021, 1 p.m. 49.0 ppb (47) 27.5 ppb (26) 58.0 ppb (56) 22.0 ppb (21) N/A N/A 1.0 ppb (1) 1.15 ppb (13) 49.7 μg/m3 (47) 13.4 μg/m3 (54) 56.0
 
Feb. 22, 2021, noon 27.0 ppb (26) 7.1 ppb (7) 27.0 ppb (26) 20.0 ppb (19) N/A N/A 2.0 ppb (2) 0.23 ppb (3) 29.6 μg/m3 (28) 7.0 μg/m3 (30) 30.0
 
Feb. 22, 2021, 11 a.m. 23.0 ppb (22) 5.4 ppb (6) 23.0 ppb (22) 18.0 ppb (17) N/A N/A 2.0 ppb (2) 0.19 ppb (3) 30.8 μg/m3 (29) 7.5 μg/m3 (32) 32.0
 
Feb. 22, 2021, 10 a.m. 12.0 ppb (12) 1.1 ppb (2) 12.0 ppb (12) 12.0 ppb (12) N/A N/A 9.0 ppb (9) 0.12 ppb (2) 20.4 μg/m3 (19) 4.8 μg/m3 (20) 20.0
 
Feb. 22, 2021, 9 a.m. 14.0 ppb (14) 1.1 ppb (2) 15.0 ppb (15) 14.0 ppb (14) N/A N/A 9.0 ppb (9) 0.17 ppb (3) 11.4 μg/m3 (11) 4.4 μg/m3 (19) 19.0
 
Feb. 22, 2021, 8 a.m. 20.0 ppb (19) 1.0 ppb (1) 20.0 ppb (19) 19.0 ppb (18) N/A N/A 10.0 ppb (10) 0.23 ppb (3) 16.4 μg/m3 (16) 8.9 μg/m3 (38) 38.0
 
Feb. 22, 2021, 7 a.m. 20.0 ppb (19) 1.9 ppb (2) 17.0 ppb (17) 19.0 ppb (18) N/A N/A 10.0 ppb (10) 0.29 ppb (4) 21.5 μg/m3 (20) 9.6 μg/m3 (40) 40.0
 
Feb. 22, 2021, 6 a.m. 13.0 ppb (13) 0.1 ppb (1) 13.0 ppb (13) 13.0 ppb (13) N/A N/A 20.0 ppb (19) 0.22 ppb (3) 14.9 μg/m3 (14) 5.5 μg/m3 (23) 23.0
 
Feb. 22, 2021, 5 a.m. 7.0 ppb (7) 0.3 ppb (1) 7.0 ppb (7) 7.0 ppb (7) N/A N/A 30.0 ppb (28) 0.13 ppb (2) 12.9 μg/m3 (12) 3.6 μg/m3 (16) 28.0
 
Feb. 22, 2021, 4 a.m. 7.0 ppb (7) 0.1 ppb (1) 7.0 ppb (7) 7.0 ppb (7) N/A N/A 31.0 ppb (29) 0.13 ppb (2) 11.8 μg/m3 (11) 3.4 μg/m3 (15) 29.0
 
Feb. 22, 2021, 3 a.m. 11.0 ppb (11) 1.3 ppb (2) N/A 10.0 ppb (10) N/A N/A 30.0 ppb (28) 0.13 ppb (2) 16.9 μg/m3 (16) 4.0 μg/m3 (17) 28.0
 
Feb. 22, 2021, 2 a.m. 5.0 ppb (5) 0.3 ppb (1) N/A 6.0 ppb (6) N/A N/A 34.0 ppb (32) 0.13 ppb (2) 11.7 μg/m3 (11) 3.3 μg/m3 (14) 32.0
 
Feb. 22, 2021, 1 a.m. 2.0 ppb (2) 0.2 ppb (1) N/A 2.0 ppb (2) N/A N/A 40.0 ppb (38) 0.1 ppb (2) 11.4 μg/m3 (11) 2.4 μg/m3 (10) 38.0
 
Feb. 22, 2021, midnight 1.0 ppb (1) 0.2 ppb (1) N/A 1.0 ppb (1) N/A N/A 42.0 ppb (39) 0.09 ppb (2) 9.8 μg/m3 (10) 1.8 μg/m3 (8) 39.0
 
Feb. 21, 2021, 11 p.m. 1.0 ppb (1) 0.6 ppb (1) 1.0 ppb (1) 1.0 ppb (1) N/A N/A 42.0 ppb (39) 0.1 ppb (2) 8.9 μg/m3 (9) 1.6 μg/m3 (7) 39.0
 
Feb. 21, 2021, 10 p.m. 0.0 ppb (0) 0.2 ppb (1) 0.0 ppb (0) 1.0 ppb (1) N/A N/A 42.0 ppb (39) N/A 13.6 μg/m3 (13) 1.7 μg/m3 (8) 39.0
 
Feb. 21, 2021, 9 p.m. 0.0 ppb (0) 0.2 ppb (1) 0.0 ppb (0) 1.0 ppb (1) N/A N/A 42.0 ppb (39) N/A 15.1 μg/m3 (14) 1.9 μg/m3 (8) 39.0
 
Feb. 21, 2021, 8 p.m. 0.0 ppb (0) 0.2 ppb (1) 1.0 ppb (1) 1.0 ppb (1) N/A N/A 42.0 ppb (39) 0.09 ppb (2) 16.7 μg/m3 (16) 1.9 μg/m3 (8) 39.0
 
Feb. 21, 2021, 7 p.m. 2.0 ppb (2) 0.6 ppb (1) 1.0 ppb (1) 1.0 ppb (1) N/A N/A 42.0 ppb (39) 0.09 ppb (2) 21.2 μg/m3 (20) 2.0 μg/m3 (9) 39.0
 
Feb. 21, 2021, 6 p.m. 3.0 ppb (3) 1.5 ppb (2) 2.0 ppb (2) 2.0 ppb (2) N/A N/A 40.0 ppb (38) 0.09 ppb (2) 13.8 μg/m3 (13) 1.9 μg/m3 (8) 38.0
 
Feb. 21, 2021, 5 p.m. 2.0 ppb (2) 0.7 ppb (1) 1.0 ppb (1) 1.0 ppb (1) N/A N/A 40.0 ppb (38) 0.09 ppb (2) 27.6 μg/m3 (26) 3.4 μg/m3 (15) 38.0
 
Feb. 21, 2021, 4 p.m. 2.0 ppb (2) 0.6 ppb (1) 0.0 ppb (0) 1.0 ppb (1) N/A N/A 39.0 ppb (37) 0.09 ppb (2) 21.0 μg/m3 (20) 2.8 μg/m3 (12) 37.0
 
Feb. 21, 2021, 3 p.m. 2.0 ppb (2) 0.5 ppb (1) 1.0 ppb (1) 2.0 ppb (2) N/A N/A 37.0 ppb (35) 0.08 ppb (2) 9.7 μg/m3 (9) 1.7 μg/m3 (8) 35.0
 
Feb. 21, 2021, 2 p.m. 2.0 ppb (2) 0.4 ppb (1) 1.0 ppb (1) 2.0 ppb (2) N/A N/A 37.0 ppb (35) 0.08 ppb (2) 10.7 μg/m3 (10) 1.8 μg/m3 (8) 35.0
 
Feb. 21, 2021, 1 p.m. 1.0 ppb (1) 0.1 ppb (1) 1.0 ppb (1) 2.0 ppb (2) N/A N/A 38.0 ppb (36) 0.07 ppb (2) 10.0 μg/m3 (10) 1.6 μg/m3 (7) 36.0
 
Feb. 21, 2021, noon 3.0 ppb (3) 0.1 ppb (1) 3.0 ppb (3) 4.0 ppb (4) N/A N/A N/A 0.07 ppb (2) 6.2 μg/m3 (6) 2.0 μg/m3 (9) 9.0
 
Feb. 21, 2021, 11 a.m. 2.0 ppb (2) 0.1 ppb (1) 1.0 ppb (1) 2.0 ppb (2) N/A N/A N/A 0.06 ppb (2) 11.6 μg/m3 (11) 2.9 μg/m3 (13) 13.0
 
Feb. 21, 2021, 10 a.m. N/A N/A 4.0 ppb (4) N/A N/A N/A 29.0 ppb (27) 0.1 ppb (2) 20.4 μg/m3 (19) 4.5 μg/m3 (19) 27.0
 
Feb. 21, 2021, 9 a.m. N/A N/A 2.0 ppb (2) N/A N/A N/A 32.0 ppb (30) 0.07 ppb (2) 23.9 μg/m3 (23) 4.6 μg/m3 (20) 30.0
 
Feb. 21, 2021, 8 a.m. N/A N/A 2.0 ppb (2) N/A N/A N/A 34.0 ppb (32) 0.08 ppb (2) 27.8 μg/m3 (26) 4.8 μg/m3 (20) 32.0
 
Feb. 21, 2021, 7 a.m. N/A N/A 2.0 ppb (2) N/A N/A N/A 39.0 ppb (37) 0.08 ppb (2) 46.3 μg/m3 (43) 6.0 μg/m3 (25) 43.0
 
Feb. 21, 2021, 6 a.m. 5.0 ppb (5) 0.2 ppb (1) 4.0 ppb (4) 5.0 ppb (5) N/A N/A 37.0 ppb (35) 0.11 ppb (2) 63.0 μg/m3 (55) 7.8 μg/m3 (33) 55.0
 
Feb. 21, 2021, 5 a.m. 3.0 ppb (3) 0.0 ppb (0) 3.0 ppb (3) 4.0 ppb (4) N/A N/A 42.0 ppb (39) 0.11 ppb (2) 36.2 μg/m3 (34) 6.7 μg/m3 (28) 39.0
 
Feb. 21, 2021, 4 a.m. 1.0 ppb (1) 0.1 ppb (1) 1.0 ppb (1) 2.0 ppb (2) N/A N/A 45.0 ppb (42) 0.09 ppb (2) 32.9 μg/m3 (31) 5.5 μg/m3 (23) 42.0
 
Feb. 21, 2021, 3 a.m. 5.0 ppb (5) 0.6 ppb (1) 4.0 ppb (4) 4.0 ppb (4) N/A N/A 42.0 ppb (39) 0.08 ppb (2) 30.0 μg/m3 (28) 4.8 μg/m3 (20) 39.0
 
Feb. 21, 2021, 2 a.m. 9.0 ppb (9) 1.8 ppb (2) 9.0 ppb (9) 8.0 ppb (8) N/A N/A 35.0 ppb (33) 0.1 ppb (2) 13.6 μg/m3 (13) 3.1 μg/m3 (13) 33.0
 
Feb. 21, 2021, 1 a.m. 1.0 ppb (1) 0.3 ppb (1) 1.0 ppb (1) 2.0 ppb (2) N/A N/A 41.0 ppb (38) 0.08 ppb (2) 19.9 μg/m3 (19) 3.0 μg/m3 (13) 38.0
 
Feb. 21, 2021, midnight 1.0 ppb (1) 0.3 ppb (1) 0.0 ppb (0) 1.0 ppb (1) N/A N/A 44.0 ppb (41) 0.07 ppb (2) 67.3 μg/m3 (58) 5.8 μg/m3 (25) 58.0
 
Feb. 20, 2021, 11 p.m. 1.0 ppb (1) 0.4 ppb (1) 0.0 ppb (0) 1.0 ppb (1) N/A N/A 44.0 ppb (41) 0.06 ppb (2) 81.9 μg/m3 (65) 6.3 μg/m3 (27) 65.0
 
Feb. 20, 2021, 10 p.m. 2.0 ppb (2) 0.6 ppb (1) 2.0 ppb (2) 2.0 ppb (2) N/A N/A 43.0 ppb (40) 0.05 ppb (2) 43.7 μg/m3 (41) 4.2 μg/m3 (18) 41.0
 
Feb. 20, 2021, 9 p.m. 2.0 ppb (2) 0.5 ppb (1) 3.0 ppb (3) 2.0 ppb (2) N/A N/A 42.0 ppb (39) 0.06 ppb (2) 88.7 μg/m3 (68) 7.2 μg/m3 (31) 68.0
 
Feb. 20, 2021, 8 p.m. 4.0 ppb (4) 1.0 ppb (1) 4.0 ppb (4) 4.0 ppb (4) N/A N/A 41.0 ppb (38) 0.07 ppb (2) 31.5 μg/m3 (30) 6.6 μg/m3 (28) 38.0
 
Feb. 20, 2021, 7 p.m. 7.0 ppb (7) 1.9 ppb (2) 7.0 ppb (7) 5.0 ppb (5) N/A N/A 38.0 ppb (36) 0.12 ppb (2) 38.2 μg/m3 (36) 9.8 μg/m3 (41) 41.0
 
Feb. 20, 2021, 6 p.m. 8.0 ppb (8) 2.8 ppb (3) 8.0 ppb (8) 6.0 ppb (6) N/A N/A 36.0 ppb (34) 0.1 ppb (2) 44.6 μg/m3 (42) 10.3 μg/m3 (43) 43.0
 
Feb. 20, 2021, 5 p.m. 13.0 ppb (13) 4.8 ppb (5) 13.0 ppb (13) 9.0 ppb (9) N/A N/A 31.0 ppb (29) 0.13 ppb (2) 43.9 μg/m3 (41) 10.0 μg/m3 (42) 42.0
 
Feb. 20, 2021, 4 p.m. 41.0 ppb (39) 22.4 ppb (22) 42.0 ppb (40) 19.0 ppb (18) N/A N/A 17.0 ppb (16) 0.28 ppb (4) 34.0 μg/m3 (32) 11.4 μg/m3 (48) 48.0
 
Feb. 20, 2021, 3 p.m. 39.0 ppb (37) 21.8 ppb (21) 39.0 ppb (37) 18.0 ppb (17) N/A N/A 10.0 ppb (10) 0.37 ppb (5) 34.7 μg/m3 (33) 11.0 μg/m3 (46) 46.0
 
Feb. 20, 2021, 2 p.m. 40.0 ppb (38) 20.4 ppb (20) 39.0 ppb (37) 20.0 ppb (19) N/A N/A 4.0 ppb (4) 0.42 ppb (5) 45.4 μg/m3 (43) 15.6 μg/m3 (59) 59.0
 
Feb. 20, 2021, 1 p.m. 42.0 ppb (40) 20.7 ppb (20) 39.0 ppb (37) 22.0 ppb (21) N/A N/A 0.0 ppb (0) 0.51 ppb (6) 43.7 μg/m3 (41) 26.0 μg/m3 (81) 81.0
 
Feb. 20, 2021, noon 44.0 ppb (42) 22.9 ppb (22) 38.0 ppb (36) 21.0 ppb (20) N/A N/A 0.0 ppb (0) 0.58 ppb (7) 50.1 μg/m3 (47) 33.4 μg/m3 (96) 96.0
 
Feb. 20, 2021, 11 a.m. 58.0 ppb (56) 36.4 ppb (35) 52.0 ppb (50) 22.0 ppb (21) N/A N/A 0.0 ppb (0) 0.95 ppb (11) 60.7 μg/m3 (54) 32.7 μg/m3 (95) 95.0
 
Feb. 20, 2021, 10 a.m. 57.0 ppb (55) 39.0 ppb (37) 62.0 ppb (60) 19.0 ppb (18) N/A N/A 1.0 ppb (1) 0.93 ppb (11) 63.7 μg/m3 (56) 35.6 μg/m3 (102) 102.0
 
Feb. 20, 2021, 9 a.m. 56.0 ppb (54) 35.7 ppb (34) 61.0 ppb (59) 20.0 ppb (19) N/A N/A 1.0 ppb (1) 0.9 ppb (11) 72.3 μg/m3 (60) 37.6 μg/m3 (107) 107.0
 
Feb. 20, 2021, 8 a.m. 45.0 ppb (43) 28.2 ppb (27) 47.0 ppb (45) 17.0 ppb (17) N/A N/A 1.0 ppb (1) 0.76 ppb (10) 69.5 μg/m3 (59) 32.3 μg/m3 (94) 94.0
 
Feb. 20, 2021, 7 a.m. 39.0 ppb (37) 20.7 ppb (20) 34.0 ppb (33) 19.0 ppb (18) N/A N/A 1.0 ppb (1) 0.72 ppb (8) 60.7 μg/m3 (54) 28.0 μg/m3 (85) 85.0
 
Feb. 20, 2021, 6 a.m. 36.0 ppb (34) 13.4 ppb (13) 36.0 ppb (34) 23.0 ppb (22) N/A N/A 1.0 ppb (1) 0.59 ppb (7) 61.6 μg/m3 (55) 29.0 μg/m3 (87) 87.0
 
Feb. 20, 2021, 5 a.m. 16.0 ppb (16) 1.5 ppb (2) 19.0 ppb (18) 15.0 ppb (15) N/A N/A 8.0 ppb (8) 0.3 ppb (4) 36.1 μg/m3 (34) 12.6 μg/m3 (53) 53.0
 
Feb. 20, 2021, 4 a.m. 9.0 ppb (9) 0.5 ppb (1) 9.0 ppb (9) 9.0 ppb (9) N/A N/A 19.0 ppb (18) 0.2 ppb (3) 39.6 μg/m3 (37) 8.9 μg/m3 (38) 38.0