ID: 937

AQSQID: 201950001

Site Name: Cedar Bluff

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

Updated: Jan. 20, 2021, 6:32 p.m.

Location: Ellis (67637), KS

Reporting: True, Located: True

Current AQI: 22.0

Ellis (67637) KS, US: 38.7703, -99.7636

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 20, 2021, 5 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 23.0 ppb (22) N/A 17.1 μg/m3 (16) 4.2 μg/m3 (18) 22.0
 
Jan. 20, 2021, 4 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 23.0 ppb (22) N/A 16.3 μg/m3 (16) 4.0 μg/m3 (17) 22.0
 
Jan. 20, 2021, 3 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 21.0 ppb (20) N/A 31.2 μg/m3 (29) 4.7 μg/m3 (20) 29.0
 
Jan. 20, 2021, 2 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 18.0 ppb (17) N/A 20.0 μg/m3 (19) 3.8 μg/m3 (16) 19.0
 
Jan. 20, 2021, 1 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 20.0 ppb (19) N/A 9.0 μg/m3 (9) 3.1 μg/m3 (13) 19.0
 
Jan. 20, 2021, noon N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 22.0 ppb (21) N/A 8.7 μg/m3 (9) 3.3 μg/m3 (14) 21.0
 
Jan. 20, 2021, 11 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 24.0 ppb (23) N/A 10.8 μg/m3 (10) 3.2 μg/m3 (14) 23.0
 
Jan. 20, 2021, 10 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 25.0 ppb (24) N/A 12.1 μg/m3 (12) 3.5 μg/m3 (15) 24.0
 
Jan. 20, 2021, 9 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 25.0 ppb (24) N/A 13.1 μg/m3 (13) 3.7 μg/m3 (16) 24.0
 
Jan. 20, 2021, 8 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 21.0 ppb (20) N/A 11.9 μg/m3 (12) 3.3 μg/m3 (14) 20.0
 
Jan. 20, 2021, 7 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 18.0 ppb (17) N/A 16.1 μg/m3 (15) 3.8 μg/m3 (16) 17.0
 
Jan. 20, 2021, 6 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 19.0 ppb (18) N/A 11.1 μg/m3 (11) 3.1 μg/m3 (13) 18.0
 
Jan. 20, 2021, 5 a.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 16.0 ppb (15) N/A 12.7 μg/m3 (12) 2.8 μg/m3 (12) 15.0
 
Jan. 20, 2021, 4 a.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 21.0 ppb (20) N/A 11.1 μg/m3 (11) 2.9 μg/m3 (13) 20.0
 
Jan. 20, 2021, 3 a.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 20.0 ppb (19) N/A 13.2 μg/m3 (13) 3.0 μg/m3 (13) 19.0
 
Jan. 20, 2021, 2 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 21.0 ppb (20) N/A 11.1 μg/m3 (11) 2.6 μg/m3 (11) 20.0
 
Jan. 20, 2021, 1 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 26.0 ppb (25) N/A 14.6 μg/m3 (14) 2.9 μg/m3 (13) 25.0
 
Jan. 20, 2021, midnight N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 31.0 ppb (29) N/A 10.8 μg/m3 (10) 2.1 μg/m3 (9) 29.0
 
Jan. 19, 2021, 11 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 33.0 ppb (31) N/A 8.7 μg/m3 (9) 1.6 μg/m3 (7) 31.0
 
Jan. 19, 2021, 10 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 34.0 ppb (32) N/A 8.3 μg/m3 (8) 1.8 μg/m3 (8) 32.0
 
Jan. 19, 2021, 9 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (32) N/A 7.1 μg/m3 (7) 1.9 μg/m3 (8) 32.0
 
Jan. 19, 2021, 8 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (32) N/A 6.7 μg/m3 (7) 1.6 μg/m3 (7) 32.0
 
Jan. 19, 2021, 7 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 35.0 ppb (33) N/A 5.1 μg/m3 (5) 1.2 μg/m3 (5) 33.0
 
Jan. 19, 2021, 6 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 33.0 ppb (31) N/A 4.1 μg/m3 (4) 1.7 μg/m3 (8) 31.0
 
Jan. 19, 2021, 5 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 30.0 ppb (28) N/A 6.0 μg/m3 (6) 2.5 μg/m3 (11) 28.0
 
Jan. 19, 2021, 4 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 28.0 ppb (26) N/A 6.1 μg/m3 (6) 2.9 μg/m3 (13) 26.0
 
Jan. 19, 2021, 3 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 24.0 ppb (23) N/A 8.9 μg/m3 (9) 3.5 μg/m3 (15) 23.0
 
Jan. 19, 2021, 2 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 19.0 ppb (18) N/A 7.7 μg/m3 (8) 4.0 μg/m3 (17) 18.0
 
Jan. 19, 2021, 1 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 20.0 ppb (19) N/A 6.2 μg/m3 (6) 4.1 μg/m3 (18) 19.0
 
Jan. 19, 2021, noon N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 19.0 ppb (18) N/A 6.2 μg/m3 (6) 4.1 μg/m3 (18) 18.0
 
Jan. 19, 2021, 11 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 18.0 ppb (17) N/A 6.0 μg/m3 (6) 4.2 μg/m3 (18) 18.0
 
Jan. 19, 2021, 10 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 18.0 ppb (17) N/A 6.5 μg/m3 (7) 4.7 μg/m3 (20) 20.0
 
Jan. 19, 2021, 9 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 18.0 ppb (17) N/A 6.2 μg/m3 (6) 4.4 μg/m3 (19) 19.0
 
Jan. 19, 2021, 8 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 19.0 ppb (18) N/A 5.0 μg/m3 (5) 3.8 μg/m3 (16) 18.0
 
Jan. 19, 2021, 7 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 21.0 ppb (20) N/A 5.9 μg/m3 (6) 2.9 μg/m3 (13) 20.0
 
Jan. 19, 2021, 6 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 22.0 ppb (21) N/A 5.9 μg/m3 (6) 1.3 μg/m3 (6) 21.0
 
Jan. 19, 2021, 5 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 22.0 ppb (21) N/A 9.0 μg/m3 (9) 1.4 μg/m3 (6) 21.0
 
Jan. 19, 2021, 4 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 21.0 ppb (20) N/A 12.4 μg/m3 (12) 2.0 μg/m3 (9) 20.0
 
Jan. 19, 2021, 3 a.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 21.0 ppb (20) N/A 15.4 μg/m3 (15) 3.5 μg/m3 (15) 20.0
 
Jan. 19, 2021, 2 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 24.0 ppb (23) N/A 9.9 μg/m3 (10) 2.6 μg/m3 (11) 23.0
 
Jan. 19, 2021, 1 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 29.0 ppb (27) N/A 8.1 μg/m3 (8) 1.8 μg/m3 (8) 27.0
 
Jan. 19, 2021, midnight N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 32.0 ppb (30) N/A 5.9 μg/m3 (6) 1.7 μg/m3 (8) 30.0
 
Jan. 18, 2021, 11 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 34.0 ppb (32) N/A 7.6 μg/m3 (8) 1.8 μg/m3 (8) 32.0
 
Jan. 18, 2021, 10 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 36.0 ppb (34) N/A 6.7 μg/m3 (7) 2.2 μg/m3 (10) 34.0
 
Jan. 18, 2021, 9 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 36.0 ppb (34) N/A 8.8 μg/m3 (9) 2.9 μg/m3 (13) 34.0
 
Jan. 18, 2021, 8 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 35.0 ppb (33) N/A 6.0 μg/m3 (6) 1.1 μg/m3 (5) 33.0
 
Jan. 18, 2021, 7 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 34.0 ppb (32) N/A 6.3 μg/m3 (6) 0.9 μg/m3 (4) 32.0
 
Jan. 18, 2021, 6 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 34.0 ppb (32) N/A 6.3 μg/m3 (6) 0.9 μg/m3 (4) 32.0
 
Jan. 18, 2021, 5 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 33.0 ppb (31) N/A 7.6 μg/m3 (8) 1.1 μg/m3 (5) 31.0
 
Jan. 18, 2021, 4 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 30.0 ppb (28) N/A 6.8 μg/m3 (7) 1.0 μg/m3 (5) 28.0
 
Jan. 18, 2021, 3 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 27.0 ppb (25) N/A 6.0 μg/m3 (6) 1.0 μg/m3 (5) 25.0
 
Jan. 18, 2021, 2 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 28.0 ppb (26) N/A 5.9 μg/m3 (6) 1.0 μg/m3 (5) 26.0
 
Jan. 18, 2021, 1 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 25.0 ppb (24) N/A 6.0 μg/m3 (6) 1.2 μg/m3 (5) 24.0
 
Jan. 18, 2021, noon N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 19.0 ppb (18) N/A 6.6 μg/m3 (7) 1.8 μg/m3 (8) 18.0
 
Jan. 18, 2021, 11 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 16.0 ppb (15) N/A 8.0 μg/m3 (8) 2.0 μg/m3 (9) 15.0
 
Jan. 18, 2021, 10 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 16.0 ppb (15) N/A 7.9 μg/m3 (8) 1.8 μg/m3 (8) 15.0
 
Jan. 18, 2021, 9 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 19.0 ppb (18) N/A 9.3 μg/m3 (9) 1.9 μg/m3 (8) 18.0
 
Jan. 18, 2021, 8 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 20.0 ppb (19) N/A 9.4 μg/m3 (9) 2.1 μg/m3 (9) 19.0
 
Jan. 18, 2021, 7 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 21.0 ppb (20) N/A 8.9 μg/m3 (9) 1.6 μg/m3 (7) 20.0
 
Jan. 18, 2021, 6 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 21.0 ppb (20) N/A 6.7 μg/m3 (7) 1.4 μg/m3 (6) 20.0
 
Jan. 18, 2021, 5 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 24.0 ppb (23) N/A 8.3 μg/m3 (8) 1.5 μg/m3 (7) 23.0
 
Jan. 18, 2021, 4 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 25.0 ppb (24) N/A 8.0 μg/m3 (8) 1.5 μg/m3 (7) 24.0
 
Jan. 18, 2021, 3 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 25.0 ppb (24) N/A 8.5 μg/m3 (8) 1.7 μg/m3 (8) 24.0
 
Jan. 18, 2021, 2 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 25.0 ppb (24) N/A 12.8 μg/m3 (12) 2.3 μg/m3 (10) 24.0
 
Jan. 18, 2021, 1 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 25.0 ppb (24) N/A 35.9 μg/m3 (34) 4.6 μg/m3 (20) 34.0
 
Jan. 18, 2021, midnight N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 32.0 ppb (30) N/A 20.4 μg/m3 (19) 2.9 μg/m3 (13) 30.0
 
Jan. 17, 2021, 11 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 36.0 ppb (34) N/A 4.5 μg/m3 (5) 0.6 μg/m3 (3) 34.0
 
Jan. 17, 2021, 10 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 38.0 ppb (36) N/A 6.0 μg/m3 (6) 0.6 μg/m3 (3) 36.0
 
Jan. 17, 2021, 9 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 38.0 ppb (36) N/A 3.5 μg/m3 (4) 0.6 μg/m3 (3) 36.0
 
Jan. 17, 2021, 8 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 37.0 ppb (35) N/A 2.4 μg/m3 (3) 0.4 μg/m3 (2) 35.0
 
Jan. 17, 2021, 7 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 36.0 ppb (34) N/A 3.2 μg/m3 (3) 0.5 μg/m3 (3) 34.0
 
Jan. 17, 2021, 6 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 35.0 ppb (33) N/A 4.5 μg/m3 (5) 0.7 μg/m3 (3) 33.0
 
Jan. 17, 2021, 5 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 34.0 ppb (32) N/A 4.6 μg/m3 (5) 0.8 μg/m3 (4) 32.0
 
Jan. 17, 2021, 4 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 31.0 ppb (29) N/A 7.2 μg/m3 (7) 0.9 μg/m3 (4) 29.0
 
Jan. 17, 2021, 3 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 23.0 ppb (22) N/A 4.3 μg/m3 (4) 1.1 μg/m3 (5) 22.0
 
Jan. 17, 2021, 2 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 20.0 ppb (19) N/A 3.8 μg/m3 (4) 1.1 μg/m3 (5) 19.0
 
Jan. 17, 2021, 1 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 19.0 ppb (18) N/A 3.5 μg/m3 (4) 1.0 μg/m3 (5) 18.0
 
Jan. 17, 2021, noon N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 20.0 ppb (19) N/A 2.7 μg/m3 (3) 0.9 μg/m3 (4) 19.0
 
Jan. 17, 2021, 11 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 22.0 ppb (21) N/A 3.5 μg/m3 (4) 0.9 μg/m3 (4) 21.0
 
Jan. 17, 2021, 10 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 25.0 ppb (24) N/A 4.2 μg/m3 (4) 1.1 μg/m3 (5) 24.0
 
Jan. 17, 2021, 9 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 24.0 ppb (23) N/A 5.1 μg/m3 (5) 1.1 μg/m3 (5) 23.0
 
Jan. 17, 2021, 8 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 29.0 ppb (27) N/A 4.9 μg/m3 (5) 0.9 μg/m3 (4) 27.0
 
Jan. 17, 2021, 7 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 28.0 ppb (26) N/A 7.0 μg/m3 (7) 1.0 μg/m3 (5) 26.0
 
Jan. 17, 2021, 6 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 23.0 ppb (22) N/A 8.2 μg/m3 (8) 1.2 μg/m3 (5) 22.0
 
Jan. 17, 2021, 5 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 24.0 ppb (23) N/A 6.6 μg/m3 (7) 1.2 μg/m3 (5) 23.0
 
Jan. 17, 2021, 4 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 25.0 ppb (24) N/A 7.7 μg/m3 (8) 1.4 μg/m3 (6) 24.0
 
Jan. 17, 2021, 3 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 28.0 ppb (26) N/A 8.1 μg/m3 (8) 1.4 μg/m3 (6) 26.0
 
Jan. 17, 2021, 2 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 29.0 ppb (27) N/A 8.7 μg/m3 (9) 1.6 μg/m3 (7) 27.0
 
Jan. 17, 2021, 1 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 30.0 ppb (28) N/A 9.2 μg/m3 (9) 1.6 μg/m3 (7) 28.0
 
Jan. 17, 2021, midnight N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 33.0 ppb (31) N/A 11.6 μg/m3 (11) 1.7 μg/m3 (8) 31.0
 
Jan. 16, 2021, 11 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 29.0 ppb (27) N/A 8.1 μg/m3 (8) 2.4 μg/m3 (10) 27.0
 
Jan. 16, 2021, 10 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 32.0 ppb (30) N/A 7.5 μg/m3 (7) 1.2 μg/m3 (5) 30.0
 
Jan. 16, 2021, 9 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 33.0 ppb (31) N/A 7.0 μg/m3 (7) 1.2 μg/m3 (5) 31.0
 
Jan. 16, 2021, 8 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 32.0 ppb (30) N/A 8.2 μg/m3 (8) 1.3 μg/m3 (6) 30.0
 
Jan. 16, 2021, 7 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 31.0 ppb (29) N/A 7.7 μg/m3 (8) 1.5 μg/m3 (7) 29.0
 
Jan. 16, 2021, 6 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 29.0 ppb (27) N/A 7.9 μg/m3 (8) 1.4 μg/m3 (6) 27.0
 
Jan. 16, 2021, 5 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 23.0 ppb (22) N/A 10.8 μg/m3 (10) 1.8 μg/m3 (8) 22.0
 
Jan. 16, 2021, 4 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 21.0 ppb (20) N/A 6.5 μg/m3 (7) 1.2 μg/m3 (5) 20.0
 
Jan. 16, 2021, 3 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 16.0 ppb (15) N/A 7.6 μg/m3 (8) 1.3 μg/m3 (6) 15.0
 
Jan. 16, 2021, 2 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 16.0 ppb (15) N/A 6.2 μg/m3 (6) 1.1 μg/m3 (5) 15.0
 
Jan. 16, 2021, 1 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 15.0 ppb (14) N/A 13.7 μg/m3 (13) 2.0 μg/m3 (9) 14.0
 
Jan. 16, 2021, noon N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 17.0 ppb (16) N/A 6.9 μg/m3 (7) 1.2 μg/m3 (5) 16.0
 
Jan. 16, 2021, 11 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 19.0 ppb (18) N/A 7.2 μg/m3 (7) 1.4 μg/m3 (6) 18.0
 
Jan. 16, 2021, 10 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 20.0 ppb (19) N/A 7.2 μg/m3 (7) 1.4 μg/m3 (6) 19.0
 
Jan. 16, 2021, 9 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 20.0 ppb (19) N/A 9.3 μg/m3 (9) 1.3 μg/m3 (6) 19.0
 
Jan. 16, 2021, 8 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 21.0 ppb (20) N/A 8.0 μg/m3 (8) 1.3 μg/m3 (6) 20.0
 
Jan. 16, 2021, 7 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 24.0 ppb (23) N/A 9.9 μg/m3 (10) 1.4 μg/m3 (6) 23.0
 
Jan. 16, 2021, 6 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 27.0 ppb (25) N/A 9.1 μg/m3 (9) 1.3 μg/m3 (6) 25.0
 
Jan. 16, 2021, 5 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 28.0 ppb (26) N/A 9.0 μg/m3 (9) 1.1 μg/m3 (5) 26.0
 
Jan. 16, 2021, 4 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 31.0 ppb (29) N/A 7.2 μg/m3 (7) 1.1 μg/m3 (5) 29.0
 
Jan. 16, 2021, 3 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 31.0 ppb (29) N/A 10.5 μg/m3 (10) 1.2 μg/m3 (5) 29.0
 
Jan. 16, 2021, 2 a.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 34.0 ppb (32) N/A 8.3 μg/m3 (8) 1.1 μg/m3 (5) 32.0
 
Jan. 16, 2021, 1 a.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 33.0 ppb (31) N/A 10.3 μg/m3 (10) 1.4 μg/m3 (6) 31.0
 
Jan. 16, 2021, midnight N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 33.0 ppb (31) N/A 10.5 μg/m3 (10) 1.6 μg/m3 (7) 31.0
 
Jan. 15, 2021, 11 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 34.0 ppb (32) N/A 14.3 μg/m3 (14) 1.9 μg/m3 (8) 32.0
 
Jan. 15, 2021, 10 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 34.0 ppb (32) N/A 15.3 μg/m3 (15) 2.4 μg/m3 (10) 32.0
 
Jan. 15, 2021, 9 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 34.0 ppb (32) N/A 21.3 μg/m3 (20) 3.0 μg/m3 (13) 32.0
 
Jan. 15, 2021, 8 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 34.0 ppb (32) N/A 36.1 μg/m3 (34) 3.8 μg/m3 (16) 34.0
 
Jan. 15, 2021, 7 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 35.0 ppb (33) N/A 46.9 μg/m3 (44) 4.2 μg/m3 (18) 44.0
 
Jan. 15, 2021, 6 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 34.0 ppb (32) N/A 71.1 μg/m3 (59) 5.5 μg/m3 (23) 59.0
 
Jan. 15, 2021, 5 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 34.0 ppb (32) N/A 63.4 μg/m3 (56) 5.1 μg/m3 (22) 56.0
 
Jan. 15, 2021, 4 p.m. N/A N/A N/A 1.0 ppb (1) N/A N/A 32.0 ppb (30) N/A 42.8 μg/m3 (40) 3.8 μg/m3 (16) 40.0
 
Jan. 15, 2021, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 56.5 μg/m3 (52) 4.1 μg/m3 (18) 52.0
 
Jan. 15, 2021, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 44.6 μg/m3 (42) 4.2 μg/m3 (18) 42.0
 
Jan. 15, 2021, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 33.0 ppb (31) N/A 47.1 μg/m3 (44) 4.7 μg/m3 (20) 44.0
 
Jan. 15, 2021, noon N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 33.0 ppb (31) N/A 48.8 μg/m3 (46) 5.0 μg/m3 (21) 46.0
 
Jan. 15, 2021, 11 a.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 33.0 ppb (31) N/A 50.5 μg/m3 (47) 5.0 μg/m3 (21) 47.0
 
Jan. 15, 2021, 10 a.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 33.0 ppb (31) N/A 46.2 μg/m3 (43) 4.8 μg/m3 (20) 43.0
 
Jan. 15, 2021, 9 a.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 33.0 ppb (31) N/A 53.3 μg/m3 (50) 5.1 μg/m3 (22) 50.0
 
Jan. 15, 2021, 8 a.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 33.0 ppb (31) N/A 64.3 μg/m3 (56) 5.7 μg/m3 (24) 56.0
 
Jan. 15, 2021, 7 a.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 33.0 ppb (31) N/A 46.3 μg/m3 (43) 4.3 μg/m3 (18) 43.0
 
Jan. 15, 2021, 6 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 32.0 ppb (30) N/A 42.4 μg/m3 (40) 4.6 μg/m3 (20) 40.0
 
Jan. 15, 2021, 5 a.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 33.0 ppb (31) N/A 36.6 μg/m3 (34) 3.4 μg/m3 (15) 34.0
 
Jan. 15, 2021, 4 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 32.0 ppb (30) N/A 27.7 μg/m3 (26) 2.9 μg/m3 (13) 30.0
 
Jan. 15, 2021, 3 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 32.0 ppb (30) N/A 22.6 μg/m3 (21) 2.9 μg/m3 (13) 30.0
 
Jan. 15, 2021, 2 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 32.0 ppb (30) N/A 29.4 μg/m3 (28) 3.2 μg/m3 (14) 30.0
 
Jan. 15, 2021, 1 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 33.0 ppb (31) N/A 27.0 μg/m3 (25) 3.0 μg/m3 (13) 31.0
 
Jan. 15, 2021, midnight N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 33.0 ppb (31) N/A 21.7 μg/m3 (21) 3.0 μg/m3 (13) 31.0
 
Jan. 14, 2021, 11 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 33.0 ppb (31) N/A N/A 3.9 μg/m3 (17) 31.0
 
Jan. 14, 2021, 10 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 35.0 ppb (33) N/A 121.4 μg/m3 (84) 8.6 μg/m3 (36) 84.0
 
Jan. 14, 2021, 9 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 36.0 ppb (34) N/A 53.6 μg/m3 (50) 4.6 μg/m3 (20) 50.0
 
Jan. 14, 2021, 8 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 36.0 ppb (34) N/A 49.7 μg/m3 (47) 3.8 μg/m3 (16) 47.0
 
Jan. 14, 2021, 7 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 36.0 ppb (34) N/A 48.6 μg/m3 (45) 4.0 μg/m3 (17) 45.0
 
Jan. 14, 2021, 6 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 36.0 ppb (34) N/A 57.8 μg/m3 (53) 4.4 μg/m3 (19) 53.0
 
Jan. 14, 2021, 5 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 35.0 ppb (33) N/A 54.7 μg/m3 (51) 4.4 μg/m3 (19) 51.0
 
Jan. 14, 2021, 4 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 34.0 ppb (32) N/A 65.1 μg/m3 (56) 4.9 μg/m3 (21) 56.0
 
Jan. 14, 2021, 3 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 33.0 ppb (31) N/A 53.8 μg/m3 (50) 4.6 μg/m3 (20) 50.0
 
Jan. 14, 2021, 2 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 33.0 ppb (31) N/A 46.7 μg/m3 (44) 4.9 μg/m3 (21) 44.0
 
Jan. 14, 2021, 1 p.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 34.0 ppb (32) N/A 87.2 μg/m3 (67) 7.9 μg/m3 (33) 67.0
 
Jan. 14, 2021, noon N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 33.0 ppb (31) N/A 70.7 μg/m3 (59) 7.2 μg/m3 (31) 59.0
 
Jan. 14, 2021, 11 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 34.0 ppb (32) N/A 62.6 μg/m3 (55) 7.3 μg/m3 (31) 55.0
 
Jan. 14, 2021, 10 a.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 37.0 ppb (35) N/A 47.9 μg/m3 (45) 6.8 μg/m3 (29) 45.0
 
Jan. 14, 2021, 9 a.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 38.0 ppb (36) N/A 53.2 μg/m3 (50) 7.1 μg/m3 (30) 50.0
 
Jan. 14, 2021, 8 a.m. N/A N/A N/A 0.0 ppb (0) N/A 1.0 ppb (2) 38.0 ppb (36) N/A 185.7 μg/m3 (117) 14.0 μg/m3 (55) 117.0
 
Jan. 14, 2021, 7 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 33.0 ppb (31) N/A 484.4 μg/m3 (376) 29.0 μg/m3 (87) 376.0
 
Jan. 14, 2021, 6 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 24.0 ppb (23) N/A 21.6 μg/m3 (20) 2.8 μg/m3 (12) 23.0
 
Jan. 14, 2021, 5 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 27.0 ppb (25) N/A 12.8 μg/m3 (12) 2.9 μg/m3 (13) 25.0
 
Jan. 14, 2021, 4 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 26.0 ppb (25) N/A 18.8 μg/m3 (18) 3.6 μg/m3 (16) 25.0
 
Jan. 14, 2021, 3 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 26.0 ppb (25) N/A 22.6 μg/m3 (21) 3.5 μg/m3 (15) 25.0
 
Jan. 14, 2021, 2 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 28.0 ppb (26) N/A 19.3 μg/m3 (18) 3.4 μg/m3 (15) 26.0
 
Jan. 14, 2021, 1 a.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 24.0 ppb (23) N/A 22.3 μg/m3 (21) 3.8 μg/m3 (16) 23.0
 
Jan. 14, 2021, midnight N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 25.0 ppb (24) N/A 18.2 μg/m3 (17) 3.3 μg/m3 (14) 24.0
 
Jan. 13, 2021, 11 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 35.0 ppb (33) N/A 22.7 μg/m3 (22) 3.7 μg/m3 (16) 33.0
 
Jan. 13, 2021, 10 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 38.0 ppb (36) N/A 12.3 μg/m3 (12) 2.5 μg/m3 (11) 36.0
 
Jan. 13, 2021, 9 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 39.0 ppb (37) N/A 13.7 μg/m3 (13) 2.9 μg/m3 (13) 37.0
 
Jan. 13, 2021, 8 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 37.0 ppb (35) N/A 17.1 μg/m3 (16) 3.2 μg/m3 (14) 35.0
 
Jan. 13, 2021, 7 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 37.0 ppb (35) N/A 14.8 μg/m3 (14) 3.2 μg/m3 (14) 35.0
 
Jan. 13, 2021, 6 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 34.0 ppb (32) N/A 14.1 μg/m3 (14) 3.1 μg/m3 (13) 32.0