ID: 539

AQSQID: 310550019

Site Name: Ncore

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

Updated: Jan. 19, 2022, 7:33 a.m.

Location: Omaha (Field Club), NE

Reporting: True, Located: True

Current AQI: 25.0

Omaha (Field Club) NE, US: 41.2474, -95.9731

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 19, 2022, 6 a.m. N/A 0.3 ppb (1) 2.2 ppb (3) N/A N/A 0.0 ppb (0) 27.0 ppb (25) 0.14 ppb (2) 8.0 μg/m3 (8) -1.0 μg/m3 (0) 25.0
 
Jan. 19, 2022, 5 a.m. N/A 0.2 ppb (1) 1.9 ppb (2) N/A N/A 0.0 ppb (0) 29.0 ppb (27) 0.15 ppb (2) 8.0 μg/m3 (8) 1.0 μg/m3 (5) 27.0
 
Jan. 19, 2022, 4 a.m. N/A 0.4 ppb (1) 3.8 ppb (4) N/A N/A 0.0 ppb (0) 25.0 ppb (24) 0.15 ppb (2) 11.0 μg/m3 (11) 6.0 μg/m3 (25) 25.0
 
Jan. 19, 2022, 3 a.m. N/A 0.2 ppb (1) 2.7 ppb (3) N/A N/A 0.0 ppb (0) 28.0 ppb (26) 0.14 ppb (2) 13.0 μg/m3 (13) 10.0 μg/m3 (42) 42.0
 
Jan. 19, 2022, 2 a.m. N/A 0.2 ppb (1) 2.9 ppb (3) N/A N/A 0.0 ppb (0) 27.0 ppb (25) 0.14 ppb (2) 14.0 μg/m3 (13) 12.0 μg/m3 (50) 50.0
 
Jan. 19, 2022, 1 a.m. N/A 0.1 ppb (1) 2.5 ppb (3) N/A N/A 0.0 ppb (0) 27.0 ppb (25) 0.14 ppb (2) 16.0 μg/m3 (15) 6.0 μg/m3 (25) 25.0
 
Jan. 19, 2022, midnight N/A 0.2 ppb (1) 3.6 ppb (4) N/A N/A 0.0 ppb (0) 30.0 ppb (28) 0.15 ppb (2) 10.0 μg/m3 (10) 3.0 μg/m3 (13) 28.0
 
Jan. 18, 2022, 11 p.m. N/A 9.2 ppb (9) 26.2 ppb (25) N/A N/A 0.0 ppb (0) 15.0 ppb (14) 0.34 ppb (4) 30.0 μg/m3 (28) 6.0 μg/m3 (25) 28.0
 
Jan. 18, 2022, 10 p.m. N/A 8.9 ppb (9) 29.2 ppb (28) N/A N/A 0.0 ppb (0) 7.0 ppb (7) 0.32 ppb (4) 30.0 μg/m3 (28) 7.0 μg/m3 (30) 30.0
 
Jan. 18, 2022, 9 p.m. N/A 8.2 ppb (8) 21.6 ppb (21) N/A N/A 0.0 ppb (0) 14.0 ppb (13) 0.25 ppb (3) 21.0 μg/m3 (20) 5.0 μg/m3 (21) 21.0
 
Jan. 18, 2022, 8 p.m. N/A 6.2 ppb (6) 17.2 ppb (17) N/A N/A 0.0 ppb (0) 18.0 ppb (17) N/A 20.0 μg/m3 (19) 5.0 μg/m3 (21) 21.0
 
Jan. 18, 2022, 7 p.m. N/A 9.3 ppb (9) 20.2 ppb (20) N/A N/A 0.0 ppb (0) 20.0 ppb (19) N/A 22.0 μg/m3 (21) 5.0 μg/m3 (21) 21.0
 
Jan. 18, 2022, 6 p.m. N/A 10.1 ppb (10) 21.2 ppb (20) N/A N/A 0.0 ppb (0) 18.0 ppb (17) 0.2 ppb (3) 14.0 μg/m3 (13) 5.0 μg/m3 (21) 21.0
 
Jan. 18, 2022, 5 p.m. N/A 8.8 ppb (9) 17.6 ppb (17) N/A N/A 0.0 ppb (0) 17.0 ppb (16) 0.18 ppb (3) 9.0 μg/m3 (9) 3.0 μg/m3 (13) 17.0
 
Jan. 18, 2022, 4 p.m. N/A 9.3 ppb (9) 17.9 ppb (17) N/A N/A 0.0 ppb (0) 16.0 ppb (15) 0.21 ppb (3) 15.0 μg/m3 (14) 3.0 μg/m3 (13) 17.0
 
Jan. 18, 2022, 3 p.m. N/A 6.3 ppb (6) 14.4 ppb (14) N/A N/A 0.0 ppb (0) 15.0 ppb (14) 0.2 ppb (3) 12.0 μg/m3 (12) 3.0 μg/m3 (13) 14.0
 
Jan. 18, 2022, 2 p.m. N/A 4.5 ppb (5) 14.4 ppb (14) N/A N/A 0.0 ppb (0) 12.0 ppb (12) 0.24 ppb (3) 9.0 μg/m3 (9) 3.0 μg/m3 (13) 14.0
 
Jan. 18, 2022, 1 p.m. N/A 4.2 ppb (4) 20.0 ppb (19) N/A N/A 0.0 ppb (0) 7.0 ppb (7) 0.29 ppb (4) 10.0 μg/m3 (10) 4.0 μg/m3 (17) 19.0
 
Jan. 18, 2022, noon N/A 1.1 ppb (2) 12.4 ppb (12) N/A N/A 0.0 ppb (0) 12.0 ppb (12) 0.23 ppb (3) 9.0 μg/m3 (9) 6.0 μg/m3 (25) 25.0
 
Jan. 18, 2022, 11 a.m. N/A 0.2 ppb (1) 7.7 ppb (8) N/A N/A N/A 16.0 ppb (15) 0.2 ppb (3) 14.0 μg/m3 (13) 6.0 μg/m3 (25) 25.0
 
Jan. 18, 2022, 10 a.m. N/A 0.1 ppb (1) 7.0 ppb (7) N/A N/A 0.0 ppb (0) 18.0 ppb (17) 0.18 ppb (3) 9.0 μg/m3 (9) 5.0 μg/m3 (21) 21.0
 
Jan. 18, 2022, 9 a.m. N/A 0.1 ppb (1) 6.1 ppb (6) N/A N/A 0.0 ppb (0) 20.0 ppb (19) 0.18 ppb (3) 11.0 μg/m3 (11) 5.0 μg/m3 (21) 21.0
 
Jan. 18, 2022, 8 a.m. N/A 0.4 ppb (1) 7.6 ppb (8) N/A N/A 0.0 ppb (0) 19.0 ppb (18) 0.19 ppb (3) 13.0 μg/m3 (13) 8.0 μg/m3 (34) 34.0
 
Jan. 18, 2022, 7 a.m. N/A 1.3 ppb (2) 12.0 ppb (12) N/A N/A 0.0 ppb (0) 17.0 ppb (16) 0.19 ppb (3) 12.0 μg/m3 (12) 11.0 μg/m3 (46) 46.0
 
Jan. 18, 2022, 6 a.m. N/A 1.5 ppb (2) 13.8 ppb (14) N/A N/A 0.0 ppb (0) 16.0 ppb (15) 0.2 ppb (3) 7.0 μg/m3 (7) 7.0 μg/m3 (30) 30.0
 
Jan. 18, 2022, 5 a.m. N/A 3.2 ppb (4) 17.5 ppb (17) N/A N/A 0.0 ppb (0) 14.0 ppb (13) 0.2 ppb (3) 11.0 μg/m3 (11) 8.0 μg/m3 (34) 34.0
 
Jan. 18, 2022, 4 a.m. N/A 0.8 ppb (1) 12.4 ppb (12) N/A N/A 0.0 ppb (0) 19.0 ppb (18) 0.21 ppb (3) 11.0 μg/m3 (11) 8.0 μg/m3 (34) 34.0
 
Jan. 18, 2022, 3 a.m. N/A 4.5 ppb (5) 21.0 ppb (20) N/A N/A 0.0 ppb (0) 13.0 ppb (13) 0.24 ppb (3) 9.0 μg/m3 (9) 9.0 μg/m3 (38) 38.0
 
Jan. 18, 2022, 2 a.m. N/A 6.3 ppb (6) 21.0 ppb (20) N/A N/A 0.0 ppb (0) 15.0 ppb (14) 0.21 ppb (3) 8.0 μg/m3 (8) 8.0 μg/m3 (34) 34.0
 
Jan. 18, 2022, 1 a.m. N/A 7.2 ppb (7) 19.7 ppb (19) N/A N/A 0.0 ppb (0) 17.0 ppb (16) 0.2 ppb (3) 12.0 μg/m3 (12) 7.0 μg/m3 (30) 30.0
 
Jan. 18, 2022, midnight N/A 6.0 ppb (6) 19.7 ppb (19) N/A N/A 0.0 ppb (0) 18.0 ppb (17) 0.22 ppb (3) 12.0 μg/m3 (12) 9.0 μg/m3 (38) 38.0
 
Jan. 17, 2022, 11 p.m. N/A 7.4 ppb (7) 22.7 ppb (22) N/A N/A 1.0 ppb (2) 18.0 ppb (17) 0.21 ppb (3) 14.0 μg/m3 (13) 6.0 μg/m3 (25) 25.0
 
Jan. 17, 2022, 10 p.m. N/A 8.1 ppb (8) 20.3 ppb (20) N/A N/A 0.0 ppb (0) 20.0 ppb (19) 0.19 ppb (3) 13.0 μg/m3 (13) 3.0 μg/m3 (13) 20.0
 
Jan. 17, 2022, 9 p.m. N/A 7.9 ppb (8) 17.9 ppb (17) N/A N/A 0.0 ppb (0) 21.0 ppb (20) 0.18 ppb (3) 12.0 μg/m3 (12) 4.0 μg/m3 (17) 20.0
 
Jan. 17, 2022, 8 p.m. N/A 10.1 ppb (10) 19.3 ppb (19) N/A N/A 1.0 ppb (2) 21.0 ppb (20) 0.19 ppb (3) 13.0 μg/m3 (13) 6.0 μg/m3 (25) 25.0
 
Jan. 17, 2022, 7 p.m. N/A 6.9 ppb (7) 15.8 ppb (15) N/A N/A 0.0 ppb (0) 21.0 ppb (20) 0.18 ppb (3) 8.0 μg/m3 (8) 7.0 μg/m3 (30) 30.0
 
Jan. 17, 2022, 6 p.m. N/A 5.5 ppb (6) 14.1 ppb (14) N/A N/A 0.0 ppb (0) 23.0 ppb (22) 0.17 ppb (3) 9.0 μg/m3 (9) 8.0 μg/m3 (34) 34.0
 
Jan. 17, 2022, 5 p.m. N/A 4.6 ppb (5) 12.4 ppb (12) N/A N/A 0.0 ppb (0) 23.0 ppb (22) 0.17 ppb (3) 4.0 μg/m3 (4) 5.0 μg/m3 (21) 22.0
 
Jan. 17, 2022, 4 p.m. N/A 9.7 ppb (10) 23.8 ppb (23) N/A N/A 0.0 ppb (0) 17.0 ppb (16) 0.29 ppb (4) 5.0 μg/m3 (5) 2.0 μg/m3 (9) 23.0
 
Jan. 17, 2022, 3 p.m. N/A 13.0 ppb (13) 28.3 ppb (27) N/A N/A 0.0 ppb (0) 13.0 ppb (13) 0.29 ppb (4) 5.0 μg/m3 (5) 5.0 μg/m3 (21) 27.0
 
Jan. 17, 2022, 2 p.m. N/A 12.2 ppb (12) 34.2 ppb (33) N/A N/A 0.0 ppb (0) 6.0 ppb (6) 0.33 ppb (4) 5.0 μg/m3 (5) 7.0 μg/m3 (30) 33.0
 
Jan. 17, 2022, 1 p.m. N/A 4.9 ppb (5) 26.4 ppb (25) N/A N/A 0.0 ppb (0) 6.0 ppb (6) 0.27 ppb (4) 3.0 μg/m3 (3) 2.0 μg/m3 (9) 25.0
 
Jan. 17, 2022, noon N/A 0.6 ppb (1) 12.0 ppb (12) N/A N/A 0.0 ppb (0) 16.0 ppb (15) 0.2 ppb (3) 3.0 μg/m3 (3) 0.0 μg/m3 (0) 15.0
 
Jan. 17, 2022, 11 a.m. N/A 0.1 ppb (1) 8.1 ppb (8) N/A N/A 0.0 ppb (0) 20.0 ppb (19) 0.16 ppb (3) 1.0 μg/m3 (1) 0.0 μg/m3 (0) 19.0
 
Jan. 17, 2022, 10 a.m. N/A 0.4 ppb (1) 6.8 ppb (7) N/A N/A 0.0 ppb (0) 23.0 ppb (22) 0.15 ppb (2) 2.0 μg/m3 (2) 2.0 μg/m3 (9) 22.0
 
Jan. 17, 2022, 9 a.m. N/A 0.2 ppb (1) 5.7 ppb (6) N/A N/A 0.0 ppb (0) 23.0 ppb (22) 0.15 ppb (2) 1.0 μg/m3 (1) -1.0 μg/m3 (0) 22.0
 
Jan. 17, 2022, 8 a.m. N/A 0.1 ppb (1) 3.6 ppb (4) N/A N/A 0.0 ppb (0) 25.0 ppb (24) 0.15 ppb (2) 2.0 μg/m3 (2) -2.0 μg/m3 (0) 24.0
 
Jan. 17, 2022, 7 a.m. N/A 0.1 ppb (1) 4.0 ppb (4) N/A N/A 0.0 ppb (0) 25.0 ppb (24) 0.15 ppb (2) 1.0 μg/m3 (1) -2.0 μg/m3 (0) 24.0
 
Jan. 17, 2022, 6 a.m. N/A 0.2 ppb (1) 3.6 ppb (4) N/A N/A 0.0 ppb (0) 26.0 ppb (25) 0.15 ppb (2) 0.0 μg/m3 (0) -4.0 μg/m3 (0) 25.0
 
Jan. 17, 2022, 5 a.m. N/A 0.2 ppb (1) 3.8 ppb (4) N/A N/A 0.0 ppb (0) 26.0 ppb (25) 0.15 ppb (2) 3.0 μg/m3 (3) N/A 25.0
 
Jan. 17, 2022, 4 a.m. N/A 0.1 ppb (1) 3.1 ppb (3) N/A N/A 0.0 ppb (0) 29.0 ppb (27) 0.16 ppb (3) 4.0 μg/m3 (4) -4.0 μg/m3 (0) 27.0
 
Jan. 17, 2022, 3 a.m. N/A 0.2 ppb (1) 3.5 ppb (4) N/A N/A 0.0 ppb (0) 30.0 ppb (28) 0.15 ppb (2) 5.0 μg/m3 (5) -4.0 μg/m3 (0) 28.0
 
Jan. 17, 2022, 2 a.m. N/A 0.2 ppb (1) 3.3 ppb (4) N/A N/A 0.0 ppb (0) 32.0 ppb (30) 0.16 ppb (3) 4.0 μg/m3 (4) -3.0 μg/m3 (0) 30.0
 
Jan. 17, 2022, 1 a.m. N/A 0.3 ppb (1) 4.8 ppb (5) N/A N/A 0.0 ppb (0) 30.0 ppb (28) 0.17 ppb (3) 4.0 μg/m3 (4) -1.0 μg/m3 (0) 28.0
 
Jan. 17, 2022, midnight N/A 0.2 ppb (1) 3.9 ppb (4) N/A N/A 0.0 ppb (0) 31.0 ppb (29) 0.16 ppb (3) 4.0 μg/m3 (4) -1.0 μg/m3 (0) 29.0
 
Jan. 16, 2022, 11 p.m. N/A 0.3 ppb (1) 4.0 ppb (4) N/A N/A 0.0 ppb (0) 34.0 ppb (32) 0.16 ppb (3) 6.0 μg/m3 (6) 0.0 μg/m3 (0) 32.0
 
Jan. 16, 2022, 10 p.m. N/A 0.7 ppb (1) 5.0 ppb (5) N/A N/A 0.0 ppb (0) 31.0 ppb (29) 0.17 ppb (3) 8.0 μg/m3 (8) 1.0 μg/m3 (5) 29.0
 
Jan. 16, 2022, 9 p.m. N/A 0.7 ppb (1) 4.4 ppb (5) N/A N/A 0.0 ppb (0) 30.0 ppb (28) 0.17 ppb (3) 7.0 μg/m3 (7) 2.0 μg/m3 (9) 28.0
 
Jan. 16, 2022, 8 p.m. N/A 1.2 ppb (2) 4.7 ppb (5) N/A N/A 0.0 ppb (0) 30.0 ppb (28) 0.16 ppb (3) 7.0 μg/m3 (7) 2.0 μg/m3 (9) 28.0
 
Jan. 16, 2022, 7 p.m. N/A 1.6 ppb (2) 4.8 ppb (5) N/A N/A 0.0 ppb (0) 30.0 ppb (28) 0.16 ppb (3) 7.0 μg/m3 (7) 2.0 μg/m3 (9) 28.0
 
Jan. 16, 2022, 6 p.m. N/A 1.9 ppb (2) 5.0 ppb (5) N/A N/A 0.0 ppb (0) 29.0 ppb (27) 0.15 ppb (2) 6.0 μg/m3 (6) 5.0 μg/m3 (21) 27.0
 
Jan. 16, 2022, 5 p.m. N/A 5.4 ppb (6) 11.5 ppb (11) N/A N/A 0.0 ppb (0) 27.0 ppb (25) 0.18 ppb (3) 19.0 μg/m3 (18) 8.0 μg/m3 (34) 34.0
 
Jan. 16, 2022, 4 p.m. N/A 4.0 ppb (4) 9.8 ppb (10) N/A N/A 0.0 ppb (0) 28.0 ppb (26) 0.19 ppb (3) 5.0 μg/m3 (5) 8.0 μg/m3 (34) 34.0
 
Jan. 16, 2022, 3 p.m. N/A 3.5 ppb (4) 10.4 ppb (10) N/A N/A 0.0 ppb (0) 27.0 ppb (25) 0.19 ppb (3) 8.0 μg/m3 (8) 6.0 μg/m3 (25) 25.0
 
Jan. 16, 2022, 2 p.m. N/A 1.3 ppb (2) 8.5 ppb (9) N/A N/A 0.0 ppb (0) 26.0 ppb (25) 0.2 ppb (3) 10.0 μg/m3 (10) 8.0 μg/m3 (34) 34.0
 
Jan. 16, 2022, 1 p.m. N/A 0.2 ppb (1) 6.6 ppb (7) N/A N/A 0.0 ppb (0) 27.0 ppb (25) 0.18 ppb (3) 13.0 μg/m3 (13) 10.0 μg/m3 (42) 42.0
 
Jan. 16, 2022, noon N/A 0.1 ppb (1) 6.2 ppb (6) N/A N/A 0.0 ppb (0) 28.0 ppb (26) 0.17 ppb (3) 9.0 μg/m3 (9) 13.0 μg/m3 (53) 53.0
 
Jan. 16, 2022, 11 a.m. N/A 0.1 ppb (1) 6.9 ppb (7) N/A N/A 1.0 ppb (2) 28.0 ppb (26) 0.17 ppb (3) 11.0 μg/m3 (11) 8.0 μg/m3 (34) 34.0
 
Jan. 16, 2022, 10 a.m. N/A 0.8 ppb (1) 10.0 ppb (10) N/A N/A 0.0 ppb (0) 26.0 ppb (25) 0.18 ppb (3) 12.0 μg/m3 (12) 13.0 μg/m3 (53) 53.0
 
Jan. 16, 2022, 9 a.m. N/A 0.8 ppb (1) 8.8 ppb (9) N/A N/A 0.0 ppb (0) 28.0 ppb (26) 0.18 ppb (3) 9.0 μg/m3 (9) 14.0 μg/m3 (55) 55.0
 
Jan. 16, 2022, 8 a.m. N/A 1.3 ppb (2) 10.2 ppb (10) N/A N/A 0.0 ppb (0) 27.0 ppb (25) 0.18 ppb (3) 8.0 μg/m3 (8) 11.0 μg/m3 (46) 46.0
 
Jan. 16, 2022, 7 a.m. N/A 0.1 ppb (1) 8.7 ppb (9) N/A N/A 0.0 ppb (0) 27.0 ppb (25) 0.19 ppb (3) 12.0 μg/m3 (12) 13.0 μg/m3 (53) 53.0
 
Jan. 16, 2022, 6 a.m. N/A 0.1 ppb (1) 11.0 ppb (11) N/A N/A 0.0 ppb (0) 25.0 ppb (24) 0.21 ppb (3) 15.0 μg/m3 (14) 8.0 μg/m3 (34) 34.0
 
Jan. 16, 2022, 5 a.m. N/A 1.7 ppb (2) 19.1 ppb (19) N/A N/A 0.0 ppb (0) 18.0 ppb (17) 0.25 ppb (3) 12.0 μg/m3 (12) 9.0 μg/m3 (38) 38.0
 
Jan. 16, 2022, 4 a.m. N/A 3.7 ppb (4) 26.7 ppb (26) N/A N/A 0.0 ppb (0) 14.0 ppb (13) 0.29 ppb (4) 14.0 μg/m3 (13) 13.0 μg/m3 (53) 53.0
 
Jan. 16, 2022, 3 a.m. N/A 5.1 ppb (5) 32.5 ppb (31) N/A N/A 0.0 ppb (0) 10.0 ppb (10) 0.29 ppb (4) 13.0 μg/m3 (13) 11.0 μg/m3 (46) 46.0
 
Jan. 16, 2022, 2 a.m. N/A 10.7 ppb (11) 45.0 ppb (43) N/A N/A 0.0 ppb (0) 4.0 ppb (4) 0.41 ppb (5) 17.0 μg/m3 (16) 9.0 μg/m3 (38) 43.0
 
Jan. 16, 2022, 1 a.m. N/A 0.3 ppb (1) 21.0 ppb (20) N/A N/A 0.0 ppb (0) 17.0 ppb (16) 0.29 ppb (4) 14.0 μg/m3 (13) 10.0 μg/m3 (42) 42.0
 
Jan. 16, 2022, midnight N/A 0.2 ppb (1) 15.1 ppb (15) N/A N/A 1.0 ppb (2) 23.0 ppb (22) 0.26 ppb (4) 9.0 μg/m3 (9) 13.0 μg/m3 (53) 53.0
 
Jan. 15, 2022, 11 p.m. N/A 1.0 ppb (1) 15.3 ppb (15) N/A N/A 6.0 ppb (9) 25.0 ppb (24) 0.25 ppb (3) 6.0 μg/m3 (6) 4.0 μg/m3 (17) 24.0
 
Jan. 15, 2022, 10 p.m. N/A 1.0 ppb (1) 5.2 ppb (5) N/A N/A 0.0 ppb (0) 35.0 ppb (33) 0.17 ppb (3) 6.0 μg/m3 (6) 4.0 μg/m3 (17) 33.0
 
Jan. 15, 2022, 9 p.m. N/A 1.1 ppb (2) 3.8 ppb (4) N/A N/A 0.0 ppb (0) 37.0 ppb (35) 0.16 ppb (3) 6.0 μg/m3 (6) 3.0 μg/m3 (13) 35.0
 
Jan. 15, 2022, 8 p.m. N/A 1.7 ppb (2) 4.5 ppb (5) N/A N/A 0.0 ppb (0) 36.0 ppb (34) 0.17 ppb (3) 7.0 μg/m3 (7) 4.0 μg/m3 (17) 34.0
 
Jan. 15, 2022, 7 p.m. N/A 3.6 ppb (4) 7.5 ppb (8) N/A N/A 5.0 ppb (8) 34.0 ppb (32) 0.2 ppb (3) 6.0 μg/m3 (6) 6.0 μg/m3 (25) 32.0
 
Jan. 15, 2022, 6 p.m. N/A 7.9 ppb (8) 14.7 ppb (14) N/A N/A 14.0 ppb (20) 30.0 ppb (28) 0.2 ppb (3) 9.0 μg/m3 (9) 6.0 μg/m3 (25) 28.0
 
Jan. 15, 2022, 5 p.m. N/A 4.1 ppb (4) 8.3 ppb (8) N/A N/A 5.0 ppb (8) 32.0 ppb (30) 0.14 ppb (2) 4.0 μg/m3 (4) 5.0 μg/m3 (21) 30.0
 
Jan. 15, 2022, 4 p.m. N/A 1.7 ppb (2) 4.1 ppb (4) N/A N/A 1.0 ppb (2) 33.0 ppb (31) 0.17 ppb (3) 3.0 μg/m3 (3) 6.0 μg/m3 (25) 31.0
 
Jan. 15, 2022, 3 p.m. N/A 2.7 ppb (3) 9.0 ppb (9) N/A N/A 5.0 ppb (8) 29.0 ppb (27) 0.17 ppb (3) 3.0 μg/m3 (3) 4.0 μg/m3 (17) 27.0
 
Jan. 15, 2022, 2 p.m. N/A 1.7 ppb (2) 8.8 ppb (9) N/A N/A 4.0 ppb (6) 28.0 ppb (26) 0.16 ppb (3) 4.0 μg/m3 (4) 3.0 μg/m3 (13) 26.0
 
Jan. 15, 2022, 1 p.m. N/A 0.5 ppb (1) 3.9 ppb (4) N/A N/A 0.0 ppb (0) 33.0 ppb (31) 0.15 ppb (2) 4.0 μg/m3 (4) 2.0 μg/m3 (9) 31.0
 
Jan. 15, 2022, noon N/A 0.2 ppb (1) 3.1 ppb (3) N/A N/A 1.0 ppb (2) 34.0 ppb (32) 0.15 ppb (2) 1.0 μg/m3 (1) 2.0 μg/m3 (9) 32.0
 
Jan. 15, 2022, 11 a.m. N/A 0.2 ppb (1) 4.5 ppb (5) N/A N/A 2.0 ppb (3) 32.0 ppb (30) 0.15 ppb (2) 4.0 μg/m3 (4) 4.0 μg/m3 (17) 30.0
 
Jan. 15, 2022, 10 a.m. N/A 0.4 ppb (1) 9.6 ppb (10) N/A N/A 5.0 ppb (8) 27.0 ppb (25) 0.15 ppb (2) 7.0 μg/m3 (7) 4.0 μg/m3 (17) 25.0
 
Jan. 15, 2022, 9 a.m. N/A 0.7 ppb (1) 3.6 ppb (4) N/A N/A 0.0 ppb (0) 33.0 ppb (31) 0.15 ppb (2) 7.0 μg/m3 (7) 4.0 μg/m3 (17) 31.0
 
Jan. 15, 2022, 8 a.m. N/A 0.2 ppb (1) 3.0 ppb (3) N/A N/A 0.0 ppb (0) 34.0 ppb (32) 0.15 ppb (2) 0.0 μg/m3 (0) 4.0 μg/m3 (17) 32.0
 
Jan. 15, 2022, 7 a.m. N/A 0.2 ppb (1) 2.9 ppb (3) N/A N/A 0.0 ppb (0) 34.0 ppb (32) 0.15 ppb (2) 16.0 μg/m3 (15) 2.0 μg/m3 (9) 32.0
 
Jan. 15, 2022, 6 a.m. N/A 0.2 ppb (1) 3.4 ppb (4) N/A N/A 0.0 ppb (0) 34.0 ppb (32) 0.15 ppb (2) 9.0 μg/m3 (9) 1.0 μg/m3 (5) 32.0
 
Jan. 15, 2022, 5 a.m. N/A 0.2 ppb (1) 2.6 ppb (3) N/A N/A 0.0 ppb (0) 34.0 ppb (32) 0.15 ppb (2) 9.0 μg/m3 (9) 2.0 μg/m3 (9) 32.0
 
Jan. 15, 2022, 4 a.m. N/A 0.3 ppb (1) 3.1 ppb (3) N/A N/A 0.0 ppb (0) 34.0 ppb (32) 0.16 ppb (3) 10.0 μg/m3 (10) 4.0 μg/m3 (17) 32.0
 
Jan. 15, 2022, 3 a.m. N/A 0.7 ppb (1) 3.8 ppb (4) N/A N/A 0.0 ppb (0) 32.0 ppb (30) 0.17 ppb (3) 4.0 μg/m3 (4) 3.0 μg/m3 (13) 30.0
 
Jan. 15, 2022, 2 a.m. N/A 0.9 ppb (1) 5.0 ppb (5) N/A N/A 0.0 ppb (0) 28.0 ppb (26) 0.16 ppb (3) 4.0 μg/m3 (4) -2.0 μg/m3 (0) 26.0
 
Jan. 15, 2022, 1 a.m. N/A 1.0 ppb (1) 5.4 ppb (6) N/A N/A 0.0 ppb (0) 18.0 ppb (17) 0.17 ppb (3) 6.0 μg/m3 (6) 0.0 μg/m3 (0) 17.0
 
Jan. 15, 2022, midnight N/A 0.5 ppb (1) 4.2 ppb (4) N/A N/A 0.0 ppb (0) 14.0 ppb (13) 0.16 ppb (3) 6.0 μg/m3 (6) 3.0 μg/m3 (13) 13.0
 
Jan. 14, 2022, 11 p.m. N/A 1.0 ppb (1) 5.8 ppb (6) N/A N/A 0.0 ppb (0) 12.0 ppb (12) 0.17 ppb (3) 9.0 μg/m3 (9) 3.0 μg/m3 (13) 13.0
 
Jan. 14, 2022, 10 p.m. N/A 2.8 ppb (3) 13.2 ppb (13) N/A N/A 0.0 ppb (0) 6.0 ppb (6) 0.24 ppb (3) 10.0 μg/m3 (10) 7.0 μg/m3 (30) 30.0
 
Jan. 14, 2022, 9 p.m. N/A 4.3 ppb (5) 17.1 ppb (17) N/A N/A 0.0 ppb (0) 6.0 ppb (6) 0.29 ppb (4) 18.0 μg/m3 (17) 12.0 μg/m3 (50) 50.0
 
Jan. 14, 2022, 8 p.m. N/A 3.4 ppb (4) 13.1 ppb (13) N/A N/A 0.0 ppb (0) 9.0 ppb (9) 0.25 ppb (3) 17.0 μg/m3 (16) 8.0 μg/m3 (34) 34.0
 
Jan. 14, 2022, 7 p.m. N/A 5.9 ppb (6) 15.6 ppb (15) N/A N/A 0.0 ppb (0) 9.0 ppb (9) 0.21 ppb (3) 8.0 μg/m3 (8) 10.0 μg/m3 (42) 42.0
 
Jan. 14, 2022, 6 p.m. N/A 4.2 ppb (4) 12.7 ppb (12) N/A N/A 0.0 ppb (0) 10.0 ppb (10) 0.19 ppb (3) 18.0 μg/m3 (17) 12.0 μg/m3 (50) 50.0
 
Jan. 14, 2022, 5 p.m. N/A 4.6 ppb (5) 11.0 ppb (11) N/A N/A 0.0 ppb (0) 12.0 ppb (12) 0.15 ppb (2) 17.0 μg/m3 (16) 9.0 μg/m3 (38) 38.0
 
Jan. 14, 2022, 4 p.m. N/A 2.6 ppb (3) 8.6 ppb (9) N/A N/A 0.0 ppb (0) 12.0 ppb (12) 0.17 ppb (3) 10.0 μg/m3 (10) 7.0 μg/m3 (30) 30.0
 
Jan. 14, 2022, 3 p.m. N/A 2.2 ppb (3) 9.6 ppb (10) N/A N/A 0.0 ppb (0) 11.0 ppb (11) 0.17 ppb (3) 14.0 μg/m3 (13) 15.0 μg/m3 (58) 58.0
 
Jan. 14, 2022, 2 p.m. N/A 1.2 ppb (2) 8.8 ppb (9) N/A N/A 0.0 ppb (0) 11.0 ppb (11) 0.18 ppb (3) 20.0 μg/m3 (19) 5.0 μg/m3 (21) 21.0
 
Jan. 14, 2022, 1 p.m. N/A 1.5 ppb (2) 9.4 ppb (9) N/A N/A 0.0 ppb (0) 11.0 ppb (11) 0.18 ppb (3) 13.0 μg/m3 (13) 8.0 μg/m3 (34) 34.0
 
Jan. 14, 2022, noon N/A 0.7 ppb (1) 6.4 ppb (7) N/A N/A 0.0 ppb (0) 13.0 ppb (13) 0.16 ppb (3) 12.0 μg/m3 (12) 7.0 μg/m3 (30) 30.0
 
Jan. 14, 2022, 11 a.m. N/A 0.4 ppb (1) 7.2 ppb (7) N/A N/A 0.0 ppb (0) 13.0 ppb (13) 0.16 ppb (3) 11.0 μg/m3 (11) 9.0 μg/m3 (38) 38.0
 
Jan. 14, 2022, 10 a.m. N/A 0.2 ppb (1) 7.5 ppb (8) N/A N/A 0.0 ppb (0) 13.0 ppb (13) 0.16 ppb (3) 12.0 μg/m3 (12) 10.0 μg/m3 (42) 42.0
 
Jan. 14, 2022, 9 a.m. N/A 0.1 ppb (1) 7.5 ppb (8) N/A N/A 0.0 ppb (0) 13.0 ppb (13) 0.15 ppb (2) 11.0 μg/m3 (11) 8.0 μg/m3 (34) 34.0
 
Jan. 14, 2022, 8 a.m. N/A 0.1 ppb (1) 6.6 ppb (7) N/A N/A 0.0 ppb (0) 14.0 ppb (13) 0.16 ppb (3) 14.0 μg/m3 (13) 3.0 μg/m3 (13) 13.0
 
Jan. 14, 2022, 7 a.m. N/A 0.1 ppb (1) 7.9 ppb (8) N/A N/A 0.0 ppb (0) 14.0 ppb (13) 0.16 ppb (3) 22.0 μg/m3 (21) 4.0 μg/m3 (17) 21.0
 
Jan. 14, 2022, 6 a.m. N/A 0.1 ppb (1) 8.9 ppb (9) N/A N/A 0.0 ppb (0) 14.0 ppb (13) 0.16 ppb (3) 30.0 μg/m3 (28) 6.0 μg/m3 (25) 28.0
 
Jan. 14, 2022, 5 a.m. N/A 0.3 ppb (1) 12.5 ppb (12) N/A N/A 0.0 ppb (0) 13.0 ppb (13) 0.21 ppb (3) 37.0 μg/m3 (35) 3.0 μg/m3 (13) 35.0
 
Jan. 14, 2022, 4 a.m. N/A 0.8 ppb (1) 19.0 ppb (18) N/A N/A 0.0 ppb (0) 10.0 ppb (10) 0.27 ppb (4) 27.0 μg/m3 (25) 6.0 μg/m3 (25) 25.0
 
Jan. 14, 2022, 3 a.m. N/A 0.2 ppb (1) 13.3 ppb (13) N/A N/A 0.0 ppb (0) 17.0 ppb (16) 0.25 ppb (3) 20.0 μg/m3 (19) 6.0 μg/m3 (25) 25.0
 
Jan. 14, 2022, 2 a.m. N/A 0.1 ppb (1) 8.6 ppb (9) N/A N/A 0.0 ppb (0) 22.0 ppb (21) 0.2 ppb (3) 21.0 μg/m3 (20) 5.0 μg/m3 (21) 21.0
 
Jan. 14, 2022, 1 a.m. N/A 0.2 ppb (1) 8.0 ppb (8) N/A N/A 0.0 ppb (0) 25.0 ppb (24) 0.21 ppb (3) 31.0 μg/m3 (29) 2.0 μg/m3 (9) 29.0
 
Jan. 14, 2022, midnight N/A 0.5 ppb (1) 11.6 ppb (11) N/A N/A 0.0 ppb (0) 24.0 ppb (23) 0.25 ppb (3) 27.0 μg/m3 (25) -1.0 μg/m3 (0) 25.0
 
Jan. 13, 2022, 11 p.m. N/A 0.4 ppb (1) 11.5 ppb (11) N/A N/A 0.0 ppb (0) 25.0 ppb (24) 0.26 ppb (4) 26.0 μg/m3 (25) -1.0 μg/m3 (0) 25.0
 
Jan. 13, 2022, 10 p.m. N/A 0.9 ppb (1) 8.4 ppb (8) N/A N/A 0.0 ppb (0) 29.0 ppb (27) 0.22 ppb (3) 20.0 μg/m3 (19) 2.0 μg/m3 (9) 27.0
 
Jan. 13, 2022, 9 p.m. N/A 0.8 ppb (1) 4.8 ppb (5) N/A N/A 0.0 ppb (0) 33.0 ppb (31) 0.17 ppb (3) 18.0 μg/m3 (17) 2.0 μg/m3 (9) 31.0
 
Jan. 13, 2022, 8 p.m. N/A 0.9 ppb (1) 4.3 ppb (5) N/A N/A 1.0 ppb (2) 32.0 ppb (30) 0.15 ppb (2) 18.0 μg/m3 (17) 2.0 μg/m3 (9) 30.0
 
Jan. 13, 2022, 7 p.m. N/A 0.9 ppb (1) 3.7 ppb (4) N/A N/A 1.0 ppb (2) 31.0 ppb (29) 0.14 ppb (2) 23.0 μg/m3 (22) 5.0 μg/m3 (21) 29.0
 
Jan. 13, 2022, 6 p.m. N/A 1.1 ppb (2) 4.0 ppb (4) N/A N/A 0.0 ppb (0) 30.0 ppb (28) 0.14 ppb (2) 22.0 μg/m3 (21) 3.0 μg/m3 (13) 28.0
 
Jan. 13, 2022, 5 p.m. N/A 1.2 ppb (2) 3.8 ppb (4) N/A N/A 0.0 ppb (0) 28.0 ppb (26) 0.14 ppb (2) 17.0 μg/m3 (16) 2.0 μg/m3 (9) 26.0
 
Jan. 13, 2022, 4 p.m. N/A 1.8 ppb (2) 5.0 ppb (5) N/A N/A 0.0 ppb (0) 25.0 ppb (24) 0.15 ppb (2) 9.0 μg/m3 (9) -1.0 μg/m3 (0) 24.0
 
Jan. 13, 2022, 3 p.m. N/A 1.8 ppb (2) 5.6 ppb (6) N/A N/A 0.0 ppb (0) 23.0 ppb (22) 0.15 ppb (2) 9.0 μg/m3 (9) -4.0 μg/m3 (0) 22.0
 
Jan. 13, 2022, 2 p.m. N/A 1.0 ppb (1) 6.0 ppb (6) N/A N/A 0.0 ppb (0) 22.0 ppb (21) 0.16 ppb (3) 6.0 μg/m3 (6) -2.0 μg/m3 (0) 21.0
 
Jan. 13, 2022, 1 p.m. N/A 0.6 ppb (1) 5.4 ppb (6) N/A N/A 0.0 ppb (0) 23.0 ppb (22) 0.17 ppb (3) 6.0 μg/m3 (6) -4.0 μg/m3 (0) 22.0
 
Jan. 13, 2022, noon N/A 0.4 ppb (1) 4.1 ppb (4) N/A N/A 0.0 ppb (0) 26.0 ppb (25) 0.15 ppb (2) 6.0 μg/m3 (6) N/A 25.0
 
Jan. 13, 2022, 11 a.m. N/A 0.1 ppb (1) 3.7 ppb (4) N/A N/A 0.0 ppb (0) 26.0 ppb (25) 0.14 ppb (2) 7.0 μg/m3 (7) -4.0 μg/m3 (0) 25.0
 
Jan. 13, 2022, 10 a.m. N/A 0.1 ppb (1) 4.0 ppb (4) N/A N/A 0.0 ppb (0) 26.0 ppb (25) 0.13 ppb (2) 9.0 μg/m3 (9) -1.0 μg/m3 (0) 25.0
 
Jan. 13, 2022, 9 a.m. N/A 0.1 ppb (1) 4.3 ppb (5) N/A N/A 0.0 ppb (0) 27.0 ppb (25) 0.14 ppb (2) 14.0 μg/m3 (13) 2.0 μg/m3 (9) 25.0
 
Jan. 13, 2022, 8 a.m. N/A 0.1 ppb (1) 8.8 ppb (9) N/A N/A 0.0 ppb (0) 22.0 ppb (21) 0.18 ppb (3) 18.0 μg/m3 (17) 4.0 μg/m3 (17) 21.0
 
Jan. 13, 2022, 7 a.m. N/A 0.2 ppb (1) 18.3 ppb (18) N/A N/A 0.0 ppb (0) 12.0 ppb (12) 0.24 ppb (3) 28.0 μg/m3 (26) 4.0 μg/m3 (17) 26.0
 
Jan. 13, 2022, 6 a.m. N/A 0.3 ppb (1) 22.4 ppb (22) N/A N/A 0.0 ppb (0) 9.0 ppb (9) 0.25 ppb (3) 35.0 μg/m3 (33) 5.0 μg/m3 (21) 33.0
 
Jan. 13, 2022, 5 a.m. N/A 0.4 ppb (1) 19.9 ppb (19) N/A N/A 0.0 ppb (0) 13.0 ppb (13) 0.25 ppb (3) 36.0 μg/m3 (34) 6.0 μg/m3 (25) 34.0
 
Jan. 13, 2022, 4 a.m. N/A 1.2 ppb (2) 22.8 ppb (22) N/A N/A 0.0 ppb (0) 13.0 ppb (13) 0.29 ppb (4) 28.0 μg/m3 (26) 7.0 μg/m3 (30) 30.0
 
Jan. 13, 2022, 3 a.m. N/A 3.7 ppb (4) 30.3 ppb (29) N/A N/A 0.0 ppb (0) 9.0 ppb (9) 0.41 ppb (5) 33.0 μg/m3 (31) 4.0 μg/m3 (17) 31.0
 
Jan. 13, 2022, 2 a.m. N/A 14.4 ppb (14) 42.3 ppb (40) N/A N/A 0.0 ppb (0) 9.0 ppb (9) 0.44 ppb (5) 39.0 μg/m3 (37) 5.0 μg/m3 (21) 40.0
 
Jan. 13, 2022, 1 a.m. N/A 0.0 ppb (0) 15.6 ppb (15) N/A N/A 0.0 ppb (0) 21.0 ppb (20) 0.29 ppb (4) 29.0 μg/m3 (27) 2.0 μg/m3 (9) 27.0
 
Jan. 13, 2022, midnight N/A 0.1 ppb (1) 12.7 ppb (12) N/A N/A 0.0 ppb (0) 24.0 ppb (23) 0.26 ppb (4) 37.0 μg/m3 (35) 3.0 μg/m3 (13) 35.0
 
Jan. 12, 2022, 11 p.m. N/A 0.3 ppb (1) 9.9 ppb (10) N/A N/A 0.0 ppb (0) 29.0 ppb (27) 0.25 ppb (3) 27.0 μg/m3 (25) 1.0 μg/m3 (5) 27.0
 
Jan. 12, 2022, 10 p.m. N/A 0.6 ppb (1) 5.8 ppb (6) N/A N/A 0.0 ppb (0) 34.0 ppb (32) 0.19 ppb (3) 28.0 μg/m3 (26) 4.0 μg/m3 (17) 32.0
 
Jan. 12, 2022, 9 p.m. N/A 0.7 ppb (1) 3.7 ppb (4) N/A N/A 0.0 ppb (0) 37.0 ppb (35) 0.16 ppb (3) 26.0 μg/m3 (25) 5.0 μg/m3 (21) 35.0
 
Jan. 12, 2022, 8 p.m. N/A 0.6 ppb (1) 3.2 ppb (4) N/A N/A 0.0 ppb (0) 37.0 ppb (35) 0.15 ppb (2) 23.0 μg/m3 (22) -1.0 μg/m3 (0) 35.0
 
Jan. 12, 2022, 7 p.m. N/A 1.3 ppb (2) 4.7 ppb (5) N/A N/A 0.0 ppb (0) 31.0 ppb (29) 0.16 ppb (3) 26.0 μg/m3 (25) 3.0 μg/m3 (13) 29.0
 
Jan. 12, 2022, 6 p.m. N/A 1.8 ppb (2) 6.5 ppb (7) N/A N/A 0.0 ppb (0) 25.0 ppb (24) 0.16 ppb (3) 28.0 μg/m3 (26) 6.0 μg/m3 (25) 26.0
 
Jan. 12, 2022, 5 p.m. N/A 2.4 ppb (3) 7.9 ppb (8) N/A N/A 0.0 ppb (0) N/A 0.1 ppb (2) 34.0 μg/m3 (32) 9.0 μg/m3 (38) 38.0
 
Jan. 12, 2022, 4 p.m. N/A 4.1 ppb (4) 12.2 ppb (12) N/A N/A 1.0 ppb (2) N/A 0.15 ppb (2) 29.0 μg/m3 (27) 1.0 μg/m3 (5) 27.0
 
Jan. 12, 2022, 3 p.m. N/A 10.1 ppb (10) 26.4 ppb (25) N/A N/A 0.0 ppb (0) 13.0 ppb (13) 0.27 ppb (4) 22.0 μg/m3 (21) 3.0 μg/m3 (13) 25.0
 
Jan. 12, 2022, 2 p.m. N/A 3.1 ppb (3) 17.8 ppb (17) N/A N/A 0.0 ppb (0) 15.0 ppb (14) 0.22 ppb (3) 14.0 μg/m3 (13) 1.0 μg/m3 (5) 17.0
 
Jan. 12, 2022, 1 p.m. N/A 3.6 ppb (4) 21.5 ppb (21) N/A N/A 0.0 ppb (0) 12.0 ppb (12) 0.23 ppb (3) 18.0 μg/m3 (17) 0.0 μg/m3 (0) 21.0
 
Jan. 12, 2022, noon N/A 1.0 ppb (1) 18.4 ppb (18) N/A N/A 0.0 ppb (0) 11.0 ppb (11) 0.18 ppb (3) 11.0 μg/m3 (11) -3.0 μg/m3 (0) 18.0
 
Jan. 12, 2022, 11 a.m. N/A 0.1 ppb (1) 9.9 ppb (10) N/A N/A 0.0 ppb (0) 19.0 ppb (18) 0.13 ppb (2) 8.0 μg/m3 (8) 0.0 μg/m3 (0) 18.0
 
Jan. 12, 2022, 10 a.m. N/A 0.0 ppb (0) 9.5 ppb (9) N/A N/A 0.0 ppb (0) 20.0 ppb (19) 0.13 ppb (2) 18.0 μg/m3 (17) 4.0 μg/m3 (17) 19.0
 
Jan. 12, 2022, 9 a.m. N/A 0.0 ppb (0) 11.9 ppb (12) N/A N/A 0.0 ppb (0) 19.0 ppb (18) 0.15 ppb (2) 20.0 μg/m3 (19) 3.0 μg/m3 (13) 19.0
 
Jan. 12, 2022, 8 a.m. N/A 0.0 ppb (0) 15.9 ppb (15) N/A N/A 0.0 ppb (0) 16.0 ppb (15) 0.17 ppb (3) 23.0 μg/m3 (22) 5.0 μg/m3 (21) 22.0
 
Jan. 12, 2022, 7 a.m. N/A 0.1 ppb (1) 17.6 ppb (17) N/A N/A 0.0 ppb (0) 16.0 ppb (15) 0.19 ppb (3) 22.0 μg/m3 (21) 7.0 μg/m3 (30) 30.0