ID: 937

AQSQID: 201950001

Site Name: Cedar Bluff

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

Updated: Oct. 17, 2021, 3:03 a.m.

Location: Ellis (67637), KS

Reporting: True, Located: True

Current AQI: 26.0

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
Oct. 17, 2021, 1 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 28.0 ppb (26) N/A N/A N/A 26.0
 
Oct. 17, 2021, midnight N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A N/A 37.0
 
Oct. 16, 2021, 11 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 43.0 ppb (40) N/A N/A N/A 40.0
 
Oct. 16, 2021, 10 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 45.0 ppb (42) N/A N/A N/A 42.0
 
Oct. 16, 2021, 9 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 46.0 ppb (43) N/A N/A N/A 43.0
 
Oct. 16, 2021, 8 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 45.0 ppb (42) N/A N/A N/A 42.0
 
Oct. 16, 2021, 7 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 44.0 ppb (41) N/A N/A N/A 41.0
 
Oct. 16, 2021, 6 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 43.0 ppb (40) N/A N/A N/A 40.0
 
Oct. 16, 2021, 5 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A N/A 33.0
 
Oct. 16, 2021, 4 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A N/A 25.0
 
Oct. 16, 2021, 3 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 21.0 ppb (20) N/A N/A N/A 20.0
 
Oct. 16, 2021, 2 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 15.0 ppb (14) N/A N/A N/A 14.0
 
Oct. 16, 2021, 1 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 10.0 ppb (10) N/A N/A N/A 10.0
 
Oct. 16, 2021, noon N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 10.0 ppb (10) N/A N/A N/A 10.0
 
Oct. 16, 2021, 11 a.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 11.0 ppb (11) N/A N/A N/A 11.0
 
Oct. 16, 2021, 10 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 11.0 ppb (11) N/A N/A N/A 11.0
 
Oct. 16, 2021, 9 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 12.0 ppb (12) N/A N/A N/A 12.0
 
Oct. 16, 2021, 8 a.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (2) 15.0 ppb (14) N/A N/A N/A 14.0
 
Oct. 16, 2021, 7 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 17.0 ppb (16) N/A N/A N/A 16.0
 
Oct. 16, 2021, 6 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 17.0 ppb (16) N/A N/A N/A 16.0
 
Oct. 16, 2021, 5 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 19.0 ppb (18) N/A N/A N/A 18.0
 
Oct. 16, 2021, 4 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 22.0 ppb (21) N/A N/A N/A 21.0
 
Oct. 16, 2021, 3 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 23.0 ppb (22) N/A N/A N/A 22.0
 
Oct. 16, 2021, 2 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 25.0 ppb (24) N/A N/A N/A 24.0
 
Oct. 16, 2021, 1 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A N/A 28.0
 
Oct. 16, 2021, midnight N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A N/A 31.0
 
Oct. 15, 2021, 11 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A N/A 35.0
 
Oct. 15, 2021, 10 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A N/A 36.0
 
Oct. 15, 2021, 9 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A N/A 36.0
 
Oct. 15, 2021, 8 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A N/A 35.0
 
Oct. 15, 2021, 7 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A N/A 33.0
 
Oct. 15, 2021, 6 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A N/A 31.0
 
Oct. 15, 2021, 5 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A N/A 28.0
 
Oct. 15, 2021, 4 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 22.0 ppb (21) N/A N/A N/A 21.0
 
Oct. 15, 2021, 3 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 19.0 ppb (18) N/A N/A N/A 18.0
 
Oct. 15, 2021, 2 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 16.0 ppb (15) N/A N/A N/A 15.0
 
Oct. 15, 2021, 1 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 12.0 ppb (12) N/A N/A N/A 12.0
 
Oct. 15, 2021, noon N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 12.0 ppb (12) N/A N/A N/A 12.0
 
Oct. 15, 2021, 11 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 13.0 ppb (13) N/A 1.0 μg/m3 (1) 0.6 μg/m3 (3) 13.0
 
Oct. 15, 2021, 10 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 13.0 ppb (13) N/A 1.0 μg/m3 (1) 0.6 μg/m3 (3) 13.0
 
Oct. 15, 2021, 9 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 13.0 ppb (13) N/A 1.0 μg/m3 (1) 0.6 μg/m3 (3) 13.0
 
Oct. 15, 2021, 8 a.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 13.0 ppb (13) N/A 1.0 μg/m3 (1) 0.4 μg/m3 (2) 13.0
 
Oct. 15, 2021, 7 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 15.0 ppb (14) N/A 1.0 μg/m3 (1) 0.5 μg/m3 (3) 14.0
 
Oct. 15, 2021, 6 a.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 22.0 ppb (21) N/A 1.0 μg/m3 (1) 0.5 μg/m3 (3) 21.0
 
Oct. 15, 2021, 5 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 26.0 ppb (25) N/A 1.0 μg/m3 (1) 0.4 μg/m3 (2) 25.0
 
Oct. 15, 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 1.0 μg/m3 (1) 0.5 μg/m3 (3) 25.0
 
Oct. 15, 2021, 3 a.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 25.0 ppb (24) N/A 1.0 μg/m3 (1) 0.4 μg/m3 (2) 24.0
 
Oct. 15, 2021, 2 a.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (2) 26.0 ppb (25) N/A 1.0 μg/m3 (1) 0.4 μg/m3 (2) 25.0
 
Oct. 15, 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 1.0 μg/m3 (1) 0.6 μg/m3 (3) 23.0
 
Oct. 15, 2021, midnight N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 23.0 ppb (22) N/A 3.0 μg/m3 (3) 1.0 μg/m3 (5) 22.0
 
Oct. 14, 2021, 11 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 26.0 ppb (25) N/A 2.0 μg/m3 (2) 0.6 μg/m3 (3) 25.0
 
Oct. 14, 2021, 10 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 27.0 ppb (25) N/A N/A N/A 25.0
 
Oct. 14, 2021, 9 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (2) 29.0 ppb (27) N/A N/A N/A 27.0
 
Oct. 14, 2021, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 29.0 ppb (27) N/A N/A N/A 27.0
 
Oct. 14, 2021, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 29.0 ppb (27) N/A N/A N/A 27.0
 
Oct. 14, 2021, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 29.0 ppb (27) N/A N/A N/A 27.0
 
Oct. 14, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A N/A 26.0
 
Oct. 14, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 0.4 μg/m3 (2) 2.0
 
Oct. 14, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 0.4 μg/m3 (2) 2.0
 
Oct. 14, 2021, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 22.0 ppb (21) N/A 1.0 μg/m3 (1) 0.5 μg/m3 (3) 21.0
 
Oct. 14, 2021, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 22.0 ppb (21) N/A 1.0 μg/m3 (1) 0.5 μg/m3 (3) 21.0
 
Oct. 14, 2021, noon N/A N/A N/A N/A N/A 1.0 ppb (2) 23.0 ppb (22) N/A 1.0 μg/m3 (1) 0.5 μg/m3 (3) 22.0
 
Oct. 14, 2021, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 26.0 ppb (25) N/A 1.0 μg/m3 (1) 0.5 μg/m3 (3) 25.0
 
Oct. 14, 2021, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 26.0 ppb (25) N/A 1.0 μg/m3 (1) 0.5 μg/m3 (3) 25.0
 
Oct. 14, 2021, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 27.0 ppb (25) N/A 1.0 μg/m3 (1) 0.5 μg/m3 (3) 25.0
 
Oct. 14, 2021, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 26.0 ppb (25) N/A 1.0 μg/m3 (1) 0.6 μg/m3 (3) 25.0
 
Oct. 14, 2021, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 25.0 ppb (24) N/A 2.0 μg/m3 (2) 0.7 μg/m3 (3) 24.0
 
Oct. 14, 2021, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 25.0 ppb (24) N/A 2.0 μg/m3 (2) 0.9 μg/m3 (4) 24.0
 
Oct. 14, 2021, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 26.0 ppb (25) N/A 3.0 μg/m3 (3) 0.9 μg/m3 (4) 25.0
 
Oct. 14, 2021, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 26.0 ppb (25) N/A 2.0 μg/m3 (2) 0.6 μg/m3 (3) 25.0
 
Oct. 14, 2021, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 25.0 ppb (24) N/A 1.0 μg/m3 (1) 0.3 μg/m3 (2) 24.0
 
Oct. 14, 2021, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 25.0 ppb (24) N/A 1.0 μg/m3 (1) 0.3 μg/m3 (2) 24.0
 
Oct. 14, 2021, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 24.0 ppb (23) N/A 1.0 μg/m3 (1) 0.4 μg/m3 (2) 23.0
 
Oct. 14, 2021, midnight N/A N/A N/A N/A N/A 1.0 ppb (2) 27.0 ppb (25) N/A 2.0 μg/m3 (2) 0.6 μg/m3 (3) 25.0
 
Oct. 13, 2021, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 32.0 ppb (30) N/A 1.0 μg/m3 (1) 0.3 μg/m3 (2) 30.0
 
Oct. 13, 2021, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 34.0 ppb (32) N/A 0.0 μg/m3 (0) 0.2 μg/m3 (1) 32.0
 
Oct. 13, 2021, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 34.0 ppb (32) N/A 1.0 μg/m3 (1) 0.3 μg/m3 (2) 32.0
 
Oct. 13, 2021, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 33.0 ppb (31) N/A 1.0 μg/m3 (1) 0.4 μg/m3 (2) 31.0
 
Oct. 13, 2021, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 32.0 ppb (30) N/A 1.0 μg/m3 (1) 0.4 μg/m3 (2) 30.0
 
Oct. 13, 2021, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 30.0 ppb (28) N/A 1.0 μg/m3 (1) 0.4 μg/m3 (2) 28.0
 
Oct. 13, 2021, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 29.0 ppb (27) N/A 1.0 μg/m3 (1) 0.3 μg/m3 (2) 27.0
 
Oct. 13, 2021, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 26.0 ppb (25) N/A 1.0 μg/m3 (1) 0.3 μg/m3 (2) 25.0
 
Oct. 13, 2021, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 21.0 ppb (20) N/A 0.0 μg/m3 (0) 0.3 μg/m3 (2) 20.0
 
Oct. 13, 2021, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 18.0 ppb (17) N/A 0.0 μg/m3 (0) 0.3 μg/m3 (2) 17.0
 
Oct. 13, 2021, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 15.0 ppb (14) N/A 0.0 μg/m3 (0) 0.3 μg/m3 (2) 14.0
 
Oct. 13, 2021, noon N/A N/A N/A N/A N/A 2.0 ppb (3) 18.0 ppb (17) N/A 1.0 μg/m3 (1) 0.5 μg/m3 (3) 17.0
 
Oct. 13, 2021, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 22.0 ppb (21) N/A 2.0 μg/m3 (2) 0.9 μg/m3 (4) 21.0
 
Oct. 13, 2021, 10 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 24.0 ppb (23) N/A 4.0 μg/m3 (4) 1.7 μg/m3 (8) 23.0
 
Oct. 13, 2021, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 29.0 ppb (27) N/A 5.0 μg/m3 (5) 2.0 μg/m3 (9) 27.0
 
Oct. 13, 2021, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 29.0 ppb (27) N/A 5.0 μg/m3 (5) 1.8 μg/m3 (8) 27.0
 
Oct. 13, 2021, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 23.0 ppb (22) N/A 2.0 μg/m3 (2) 1.2 μg/m3 (5) 22.0
 
Oct. 13, 2021, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 23.0 ppb (22) N/A 2.0 μg/m3 (2) 1.2 μg/m3 (5) 22.0
 
Oct. 13, 2021, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 28.0 ppb (26) N/A 3.0 μg/m3 (3) 1.5 μg/m3 (7) 26.0
 
Oct. 13, 2021, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 34.0 ppb (32) N/A 3.0 μg/m3 (3) 1.3 μg/m3 (6) 32.0
 
Oct. 13, 2021, 3 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 34.0 ppb (32) N/A 7.0 μg/m3 (7) 3.2 μg/m3 (14) 32.0
 
Oct. 13, 2021, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 35.0 ppb (33) N/A 6.0 μg/m3 (6) 2.9 μg/m3 (13) 33.0
 
Oct. 13, 2021, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 36.0 ppb (34) N/A 6.0 μg/m3 (6) 2.8 μg/m3 (12) 34.0
 
Oct. 13, 2021, midnight N/A N/A N/A N/A N/A 1.0 ppb (2) 37.0 ppb (35) N/A 5.0 μg/m3 (5) 2.8 μg/m3 (12) 35.0
 
Oct. 12, 2021, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 39.0 ppb (37) N/A 6.0 μg/m3 (6) 2.9 μg/m3 (13) 37.0
 
Oct. 12, 2021, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 41.0 ppb (38) N/A 7.0 μg/m3 (7) 3.0 μg/m3 (13) 38.0
 
Oct. 12, 2021, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 43.0 ppb (40) N/A 7.0 μg/m3 (7) 3.1 μg/m3 (13) 40.0
 
Oct. 12, 2021, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 42.0 ppb (39) N/A 7.0 μg/m3 (7) 3.2 μg/m3 (14) 39.0
 
Oct. 12, 2021, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 42.0 ppb (39) N/A 7.0 μg/m3 (7) 3.1 μg/m3 (13) 39.0
 
Oct. 12, 2021, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 44.0 ppb (41) N/A 8.0 μg/m3 (8) 3.3 μg/m3 (14) 41.0
 
Oct. 12, 2021, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 49.0 ppb (46) N/A 10.0 μg/m3 (10) 3.6 μg/m3 (16) 46.0
 
Oct. 12, 2021, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 45.0 ppb (42) N/A 10.0 μg/m3 (10) 3.7 μg/m3 (16) 42.0
 
Oct. 12, 2021, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 40.0 ppb (38) N/A 9.0 μg/m3 (9) 3.5 μg/m3 (15) 38.0
 
Oct. 12, 2021, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 35.0 ppb (33) N/A 7.0 μg/m3 (7) 3.4 μg/m3 (15) 33.0
 
Oct. 12, 2021, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 32.0 ppb (30) N/A 7.0 μg/m3 (7) 3.5 μg/m3 (15) 30.0
 
Oct. 12, 2021, noon N/A N/A N/A N/A N/A 1.0 ppb (2) 27.0 ppb (25) N/A 8.0 μg/m3 (8) 3.7 μg/m3 (16) 25.0
 
Oct. 12, 2021, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 28.0 ppb (26) N/A 7.0 μg/m3 (7) 3.7 μg/m3 (16) 26.0
 
Oct. 12, 2021, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 30.0 ppb (28) N/A 8.0 μg/m3 (8) 3.9 μg/m3 (17) 28.0
 
Oct. 12, 2021, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 33.0 ppb (31) N/A 8.0 μg/m3 (8) 4.0 μg/m3 (17) 31.0
 
Oct. 12, 2021, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 33.0 ppb (31) N/A 8.0 μg/m3 (8) 4.0 μg/m3 (17) 31.0
 
Oct. 12, 2021, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 34.0 ppb (32) N/A 8.0 μg/m3 (8) 3.8 μg/m3 (16) 32.0
 
Oct. 12, 2021, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 35.0 ppb (33) N/A 8.0 μg/m3 (8) 3.8 μg/m3 (16) 33.0
 
Oct. 12, 2021, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 36.0 ppb (34) N/A 8.0 μg/m3 (8) 3.8 μg/m3 (16) 34.0
 
Oct. 12, 2021, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 32.0 ppb (30) N/A 7.0 μg/m3 (7) 3.3 μg/m3 (14) 30.0
 
Oct. 12, 2021, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 31.0 ppb (29) N/A 6.0 μg/m3 (6) 2.5 μg/m3 (11) 29.0
 
Oct. 12, 2021, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 35.0 ppb (33) N/A 6.0 μg/m3 (6) 2.2 μg/m3 (10) 33.0
 
Oct. 12, 2021, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 37.0 ppb (35) N/A 7.0 μg/m3 (7) 2.6 μg/m3 (11) 35.0
 
Oct. 12, 2021, midnight N/A N/A N/A N/A N/A 1.0 ppb (2) 35.0 ppb (33) N/A 9.0 μg/m3 (9) 2.9 μg/m3 (13) 33.0
 
Oct. 11, 2021, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 39.0 ppb (37) N/A 8.0 μg/m3 (8) 2.3 μg/m3 (10) 37.0
 
Oct. 11, 2021, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 41.0 ppb (38) N/A 8.0 μg/m3 (8) 2.3 μg/m3 (10) 38.0
 
Oct. 11, 2021, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 39.0 ppb (37) N/A 8.0 μg/m3 (8) 2.0 μg/m3 (9) 37.0
 
Oct. 11, 2021, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 39.0 ppb (37) N/A 8.0 μg/m3 (8) 2.5 μg/m3 (11) 37.0
 
Oct. 11, 2021, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 37.0 ppb (35) N/A 8.0 μg/m3 (8) 2.8 μg/m3 (12) 35.0
 
Oct. 11, 2021, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 33.0 ppb (31) N/A 11.0 μg/m3 (11) 3.8 μg/m3 (16) 31.0
 
Oct. 11, 2021, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 24.0 ppb (23) N/A 10.0 μg/m3 (10) 3.8 μg/m3 (16) 23.0
 
Oct. 11, 2021, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 20.0 ppb (19) N/A 9.0 μg/m3 (9) 4.0 μg/m3 (17) 19.0
 
Oct. 11, 2021, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 16.0 ppb (15) N/A 8.0 μg/m3 (8) 4.0 μg/m3 (17) 17.0
 
Oct. 11, 2021, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 15.0 ppb (14) N/A 10.0 μg/m3 (10) 4.8 μg/m3 (20) 20.0
 
Oct. 11, 2021, noon N/A N/A N/A N/A N/A 1.0 ppb (2) 13.0 ppb (13) N/A 10.0 μg/m3 (10) 4.6 μg/m3 (20) 20.0
 
Oct. 11, 2021, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 11.0 ppb (11) N/A 10.0 μg/m3 (10) 4.6 μg/m3 (20) 20.0
 
Oct. 11, 2021, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 12.0 ppb (12) N/A 10.0 μg/m3 (10) 4.7 μg/m3 (20) 20.0
 
Oct. 11, 2021, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 13.0 ppb (13) N/A 9.0 μg/m3 (9) 4.5 μg/m3 (19) 19.0
 
Oct. 11, 2021, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 12.0 ppb (12) N/A 9.0 μg/m3 (9) 4.4 μg/m3 (19) 19.0
 
Oct. 11, 2021, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 13.0 ppb (13) N/A 10.0 μg/m3 (10) 4.4 μg/m3 (19) 19.0
 
Oct. 11, 2021, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 13.0 ppb (13) N/A 8.0 μg/m3 (8) 3.8 μg/m3 (16) 16.0
 
Oct. 11, 2021, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 12.0 ppb (12) N/A 7.0 μg/m3 (7) 2.9 μg/m3 (13) 13.0
 
Oct. 11, 2021, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 12.0 ppb (12) N/A 4.0 μg/m3 (4) 2.1 μg/m3 (9) 12.0
 
Oct. 11, 2021, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 15.0 ppb (14) N/A 5.0 μg/m3 (5) 2.2 μg/m3 (10) 14.0
 
Oct. 11, 2021, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 15.0 ppb (14) N/A 4.0 μg/m3 (4) 2.0 μg/m3 (9) 14.0
 
Oct. 11, 2021, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 18.0 ppb (17) N/A 4.0 μg/m3 (4) 2.1 μg/m3 (9) 17.0
 
Oct. 11, 2021, midnight N/A N/A N/A N/A N/A 1.0 ppb (2) 22.0 ppb (21) N/A 7.0 μg/m3 (7) 2.9 μg/m3 (13) 21.0
 
Oct. 10, 2021, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 29.0 ppb (27) N/A 8.0 μg/m3 (8) 3.6 μg/m3 (16) 27.0
 
Oct. 10, 2021, 10 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 34.0 ppb (32) N/A 8.0 μg/m3 (8) 3.5 μg/m3 (15) 32.0
 
Oct. 10, 2021, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 35.0 ppb (33) N/A 9.0 μg/m3 (9) 3.6 μg/m3 (16) 33.0
 
Oct. 10, 2021, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 36.0 ppb (34) N/A 9.0 μg/m3 (9) 3.4 μg/m3 (15) 34.0
 
Oct. 10, 2021, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 36.0 ppb (34) N/A 7.0 μg/m3 (7) 3.0 μg/m3 (13) 34.0
 
Oct. 10, 2021, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 36.0 ppb (34) N/A 7.0 μg/m3 (7) 2.6 μg/m3 (11) 34.0
 
Oct. 10, 2021, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 33.0 ppb (31) N/A 5.0 μg/m3 (5) 2.0 μg/m3 (9) 31.0
 
Oct. 10, 2021, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 31.0 ppb (29) N/A 6.0 μg/m3 (6) 1.6 μg/m3 (7) 29.0
 
Oct. 10, 2021, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 28.0 ppb (26) N/A 4.0 μg/m3 (4) 1.3 μg/m3 (6) 26.0
 
Oct. 10, 2021, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 28.0 ppb (26) N/A 4.0 μg/m3 (4) 1.2 μg/m3 (5) 26.0
 
Oct. 10, 2021, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 29.0 ppb (27) N/A 2.0 μg/m3 (2) 0.9 μg/m3 (4) 27.0
 
Oct. 10, 2021, noon N/A N/A N/A N/A N/A 1.0 ppb (2) 29.0 ppb (27) N/A 2.0 μg/m3 (2) 0.7 μg/m3 (3) 27.0
 
Oct. 10, 2021, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 28.0 ppb (26) N/A 4.0 μg/m3 (4) 0.9 μg/m3 (4) 26.0
 
Oct. 10, 2021, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 29.0 ppb (27) N/A 5.0 μg/m3 (5) 1.4 μg/m3 (6) 27.0
 
Oct. 10, 2021, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 29.0 ppb (27) N/A 6.0 μg/m3 (6) 1.8 μg/m3 (8) 27.0
 
Oct. 10, 2021, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 30.0 ppb (28) N/A 6.0 μg/m3 (6) 2.2 μg/m3 (10) 28.0
 
Oct. 10, 2021, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 31.0 ppb (29) N/A 9.0 μg/m3 (9) 2.6 μg/m3 (11) 29.0
 
Oct. 10, 2021, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 33.0 ppb (31) N/A 9.0 μg/m3 (9) 3.3 μg/m3 (14) 31.0
 
Oct. 10, 2021, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 30.0 ppb (28) N/A 14.0 μg/m3 (13) 4.6 μg/m3 (20) 28.0
 
Oct. 10, 2021, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 23.0 ppb (22) N/A 16.0 μg/m3 (15) 5.8 μg/m3 (25) 25.0
 
Oct. 10, 2021, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 23.0 ppb (22) N/A 14.0 μg/m3 (13) 5.1 μg/m3 (22) 22.0
 
Oct. 10, 2021, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 23.0 ppb (22) N/A 15.0 μg/m3 (14) 5.2 μg/m3 (22) 22.0
 
Oct. 10, 2021, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 26.0 ppb (25) N/A 16.0 μg/m3 (15) 5.7 μg/m3 (24) 25.0