ID: 1232

AQSQID: 200910010

Site Name: Heritage Park

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

Updated: Jan. 21, 2021, 10:32 a.m.

Location: Olathe (Morse), KS

Reporting: True, Located: True

Current AQI: 31.0

Olathe (Morse) KS, US: 38.8386, -94.7464

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 21, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 13.1 μg/m3 (13) 7.3 μg/m3 (31) 31.0
 
Jan. 21, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 13.5 μg/m3 (13) 6.9 μg/m3 (29) 29.0
 
Jan. 21, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 14.2 μg/m3 (14) 6.5 μg/m3 (28) 28.0
 
Jan. 21, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 15.2 μg/m3 (15) 5.9 μg/m3 (25) 25.0
 
Jan. 21, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 16.8 μg/m3 (16) 5.4 μg/m3 (23) 25.0
 
Jan. 21, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 20.2 μg/m3 (19) 5.5 μg/m3 (23) 26.0
 
Jan. 21, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 25.8 μg/m3 (24) 5.5 μg/m3 (23) 24.0
 
Jan. 21, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 24.3 μg/m3 (23) 5.2 μg/m3 (22) 25.0
 
Jan. 21, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 26.6 μg/m3 (25) 4.6 μg/m3 (20) 27.0
 
Jan. 21, 2021, midnight N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 24.2 μg/m3 (23) 4.3 μg/m3 (18) 28.0
 
Jan. 20, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 24.0 μg/m3 (23) 4.1 μg/m3 (18) 31.0
 
Jan. 20, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 23.6 μg/m3 (22) 3.7 μg/m3 (16) 32.0
 
Jan. 20, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 19.3 μg/m3 (18) 3.5 μg/m3 (15) 35.0
 
Jan. 20, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 17.9 μg/m3 (17) 3.2 μg/m3 (14) 36.0
 
Jan. 20, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 18.3 μg/m3 (17) 3.2 μg/m3 (14) 37.0
 
Jan. 20, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 21.8 μg/m3 (21) 3.9 μg/m3 (17) 34.0
 
Jan. 20, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 20.1 μg/m3 (19) 4.1 μg/m3 (18) 32.0
 
Jan. 20, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 17.8 μg/m3 (17) 4.7 μg/m3 (20) 27.0
 
Jan. 20, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 13.4 μg/m3 (13) 5.1 μg/m3 (22) 25.0
 
Jan. 20, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 12.2 μg/m3 (12) 5.3 μg/m3 (23) 23.0
 
Jan. 20, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 11.0 μg/m3 (11) 5.2 μg/m3 (22) 22.0
 
Jan. 20, 2021, noon N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 10.1 μg/m3 (10) 5.2 μg/m3 (22) 23.0
 
Jan. 20, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 10.4 μg/m3 (10) 5.8 μg/m3 (25) 25.0
 
Jan. 20, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A 8.6 μg/m3 (8) 4.7 μg/m3 (20) 20.0
 
Jan. 20, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 7.4 μg/m3 (7) 3.9 μg/m3 (17) 17.0
 
Jan. 20, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) N/A 7.6 μg/m3 (8) 4.1 μg/m3 (18) 18.0
 
Jan. 20, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 8.3 μg/m3 (8) 4.5 μg/m3 (19) 19.0
 
Jan. 20, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 9.7 μg/m3 (9) 4.7 μg/m3 (20) 20.0
 
Jan. 20, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) N/A 10.7 μg/m3 (10) 4.5 μg/m3 (19) 19.0
 
Jan. 20, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A 9.9 μg/m3 (10) 4.4 μg/m3 (19) 19.0
 
Jan. 20, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 9.2 μg/m3 (9) 3.7 μg/m3 (16) 19.0
 
Jan. 20, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 8.1 μg/m3 (8) 3.3 μg/m3 (14) 25.0
 
Jan. 20, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 8.7 μg/m3 (9) 3.1 μg/m3 (13) 29.0
 
Jan. 20, 2021, midnight N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 10.0 μg/m3 (10) 3.2 μg/m3 (14) 30.0
 
Jan. 19, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 8.6 μg/m3 (8) 2.8 μg/m3 (12) 31.0
 
Jan. 19, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 7.2 μg/m3 (7) 2.6 μg/m3 (11) 33.0
 
Jan. 19, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 7.7 μg/m3 (8) 3.0 μg/m3 (13) 35.0
 
Jan. 19, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 9.4 μg/m3 (9) 4.1 μg/m3 (18) 32.0
 
Jan. 19, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 9.7 μg/m3 (9) 4.2 μg/m3 (18) 33.0
 
Jan. 19, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 9.0 μg/m3 (9) 4.6 μg/m3 (20) 32.0
 
Jan. 19, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 9.6 μg/m3 (9) 5.5 μg/m3 (23) 31.0
 
Jan. 19, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 9.6 μg/m3 (9) 6.4 μg/m3 (27) 27.0
 
Jan. 19, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 9.7 μg/m3 (9) 8.0 μg/m3 (34) 34.0
 
Jan. 19, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A 12.3 μg/m3 (12) 9.7 μg/m3 (41) 41.0
 
Jan. 19, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A 13.2 μg/m3 (13) 10.6 μg/m3 (45) 45.0
 
Jan. 19, 2021, noon N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A 13.0 μg/m3 (13) 10.5 μg/m3 (44) 44.0
 
Jan. 19, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A 11.5 μg/m3 (11) 9.8 μg/m3 (41) 41.0
 
Jan. 19, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A 11.5 μg/m3 (11) 10.4 μg/m3 (44) 44.0
 
Jan. 19, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 11.8 μg/m3 (11) 10.7 μg/m3 (45) 45.0
 
Jan. 19, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A 12.8 μg/m3 (12) 11.7 μg/m3 (49) 49.0
 
Jan. 19, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A 12.6 μg/m3 (12) 11.8 μg/m3 (50) 50.0
 
Jan. 19, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A 13.4 μg/m3 (13) 11.8 μg/m3 (50) 50.0
 
Jan. 19, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (4) N/A 13.7 μg/m3 (13) 9.2 μg/m3 (39) 39.0
 
Jan. 19, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A 13.0 μg/m3 (13) 8.0 μg/m3 (34) 34.0
 
Jan. 19, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) N/A 14.0 μg/m3 (13) 7.4 μg/m3 (31) 31.0
 
Jan. 19, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 12.7 μg/m3 (12) 7.4 μg/m3 (31) 31.0
 
Jan. 19, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 15.2 μg/m3 (15) 7.9 μg/m3 (33) 33.0
 
Jan. 19, 2021, midnight N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 16.4 μg/m3 (16) 7.9 μg/m3 (33) 33.0
 
Jan. 18, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 15.5 μg/m3 (15) 6.5 μg/m3 (28) 28.0
 
Jan. 18, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 18.0 μg/m3 (17) 7.7 μg/m3 (33) 33.0
 
Jan. 18, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 19.8 μg/m3 (19) 7.1 μg/m3 (30) 30.0
 
Jan. 18, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 18.4 μg/m3 (18) 5.9 μg/m3 (25) 25.0
 
Jan. 18, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 13.8 μg/m3 (13) 4.1 μg/m3 (18) 24.0
 
Jan. 18, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 12.8 μg/m3 (12) 4.1 μg/m3 (18) 22.0
 
Jan. 18, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 19.0 μg/m3 (18) 5.3 μg/m3 (23) 23.0
 
Jan. 18, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 13.8 μg/m3 (13) 4.6 μg/m3 (20) 20.0
 
Jan. 18, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 11.3 μg/m3 (11) 4.0 μg/m3 (17) 17.0
 
Jan. 18, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 9.8 μg/m3 (10) 3.7 μg/m3 (16) 16.0
 
Jan. 18, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 8.6 μg/m3 (8) 3.6 μg/m3 (16) 17.0
 
Jan. 18, 2021, noon N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 8.8 μg/m3 (9) 3.6 μg/m3 (16) 19.0
 
Jan. 18, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 7.8 μg/m3 (8) 3.8 μg/m3 (16) 19.0
 
Jan. 18, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 7.1 μg/m3 (7) 3.9 μg/m3 (17) 17.0
 
Jan. 18, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 7.7 μg/m3 (8) 4.8 μg/m3 (20) 20.0
 
Jan. 18, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 8.4 μg/m3 (8) 5.4 μg/m3 (23) 23.0
 
Jan. 18, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A 8.1 μg/m3 (8) 4.9 μg/m3 (21) 21.0
 
Jan. 18, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) N/A 9.4 μg/m3 (9) 5.4 μg/m3 (23) 23.0
 
Jan. 18, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A 9.1 μg/m3 (9) 5.3 μg/m3 (23) 23.0
 
Jan. 18, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A 10.2 μg/m3 (10) 6.2 μg/m3 (26) 26.0
 
Jan. 18, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A 10.7 μg/m3 (10) 5.6 μg/m3 (24) 24.0
 
Jan. 18, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 10.3 μg/m3 (10) 5.0 μg/m3 (21) 21.0
 
Jan. 18, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 7.8 μg/m3 (8) 3.8 μg/m3 (16) 25.0
 
Jan. 18, 2021, midnight N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 8.2 μg/m3 (8) 3.0 μg/m3 (13) 30.0
 
Jan. 17, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 5.4 μg/m3 (5) 1.6 μg/m3 (7) 33.0
 
Jan. 17, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 5.2 μg/m3 (5) 2.2 μg/m3 (10) 32.0
 
Jan. 17, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 6.8 μg/m3 (7) 2.4 μg/m3 (10) 31.0
 
Jan. 17, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 6.9 μg/m3 (7) 2.5 μg/m3 (11) 31.0
 
Jan. 17, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 8.6 μg/m3 (8) 2.7 μg/m3 (12) 30.0
 
Jan. 17, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 7.9 μg/m3 (8) 2.3 μg/m3 (10) 29.0
 
Jan. 17, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 8.1 μg/m3 (8) 2.3 μg/m3 (10) 27.0
 
Jan. 17, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 9.1 μg/m3 (9) 3.2 μg/m3 (14) 23.0
 
Jan. 17, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 8.8 μg/m3 (9) 3.5 μg/m3 (15) 20.0
 
Jan. 17, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 9.4 μg/m3 (9) 4.5 μg/m3 (19) 19.0
 
Jan. 17, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 12.6 μg/m3 (12) 7.6 μg/m3 (32) 32.0
 
Jan. 17, 2021, noon N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 13.7 μg/m3 (13) 8.6 μg/m3 (36) 36.0
 
Jan. 17, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 12.6 μg/m3 (12) 8.7 μg/m3 (37) 37.0
 
Jan. 17, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 11.6 μg/m3 (11) 8.3 μg/m3 (35) 35.0
 
Jan. 17, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 12.4 μg/m3 (12) 8.8 μg/m3 (37) 37.0
 
Jan. 17, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 11.3 μg/m3 (11) 8.1 μg/m3 (34) 34.0
 
Jan. 17, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 11.0 μg/m3 (11) 8.0 μg/m3 (34) 34.0
 
Jan. 17, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 11.6 μg/m3 (11) 8.3 μg/m3 (35) 35.0
 
Jan. 17, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 12.5 μg/m3 (12) 8.5 μg/m3 (36) 36.0
 
Jan. 17, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 12.2 μg/m3 (12) 8.3 μg/m3 (35) 35.0
 
Jan. 17, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 12.5 μg/m3 (12) 7.8 μg/m3 (33) 33.0
 
Jan. 17, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 11.8 μg/m3 (11) 7.3 μg/m3 (31) 31.0
 
Jan. 17, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 13.1 μg/m3 (13) 7.3 μg/m3 (31) 31.0
 
Jan. 17, 2021, midnight N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 9.9 μg/m3 (10) 5.7 μg/m3 (24) 25.0
 
Jan. 16, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 9.8 μg/m3 (10) 5.1 μg/m3 (22) 26.0
 
Jan. 16, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 10.0 μg/m3 (10) 5.2 μg/m3 (22) 29.0
 
Jan. 16, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 9.4 μg/m3 (9) 5.3 μg/m3 (23) 28.0
 
Jan. 16, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 9.3 μg/m3 (9) 5.5 μg/m3 (23) 25.0
 
Jan. 16, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 8.7 μg/m3 (9) 5.5 μg/m3 (23) 24.0
 
Jan. 16, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 8.8 μg/m3 (9) 5.8 μg/m3 (25) 25.0
 
Jan. 16, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 9.1 μg/m3 (9) 6.0 μg/m3 (25) 25.0
 
Jan. 16, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 7.7 μg/m3 (8) 4.5 μg/m3 (19) 23.0
 
Jan. 16, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 7.4 μg/m3 (7) 4.6 μg/m3 (20) 23.0
 
Jan. 16, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 7.2 μg/m3 (7) 4.3 μg/m3 (18) 23.0
 
Jan. 16, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 7.3 μg/m3 (7) 4.5 μg/m3 (19) 24.0
 
Jan. 16, 2021, noon N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 7.4 μg/m3 (7) 4.5 μg/m3 (19) 21.0
 
Jan. 16, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 7.3 μg/m3 (7) 4.5 μg/m3 (19) 21.0
 
Jan. 16, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 8.0 μg/m3 (8) 4.4 μg/m3 (19) 23.0
 
Jan. 16, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 6.4 μg/m3 (6) 3.9 μg/m3 (17) 22.0
 
Jan. 16, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 6.0 μg/m3 (6) 3.7 μg/m3 (16) 22.0
 
Jan. 16, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 5.4 μg/m3 (5) 3.6 μg/m3 (16) 22.0
 
Jan. 16, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 4.8 μg/m3 (5) 3.2 μg/m3 (14) 22.0
 
Jan. 16, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 4.6 μg/m3 (5) 3.1 μg/m3 (13) 22.0
 
Jan. 16, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 5.3 μg/m3 (5) 3.2 μg/m3 (14) 22.0
 
Jan. 16, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 6.7 μg/m3 (7) 3.4 μg/m3 (15) 22.0
 
Jan. 16, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 7.5 μg/m3 (7) 3.4 μg/m3 (15) 22.0
 
Jan. 16, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 6.5 μg/m3 (7) 3.2 μg/m3 (14) 23.0
 
Jan. 16, 2021, midnight N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 5.9 μg/m3 (6) 2.9 μg/m3 (13) 23.0
 
Jan. 15, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 5.7 μg/m3 (6) 2.6 μg/m3 (11) 23.0
 
Jan. 15, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 5.9 μg/m3 (6) 2.2 μg/m3 (10) 24.0
 
Jan. 15, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 6.8 μg/m3 (7) 1.9 μg/m3 (8) 25.0
 
Jan. 15, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 7.8 μg/m3 (8) 1.9 μg/m3 (8) 25.0
 
Jan. 15, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 8.1 μg/m3 (8) 2.0 μg/m3 (9) 25.0
 
Jan. 15, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 9.6 μg/m3 (9) 2.6 μg/m3 (11) 26.0
 
Jan. 15, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 8.8 μg/m3 (9) 2.8 μg/m3 (12) 27.0
 
Jan. 15, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 9.7 μg/m3 (9) 3.4 μg/m3 (15) 28.0
 
Jan. 15, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 9.8 μg/m3 (10) 3.8 μg/m3 (16) 29.0
 
Jan. 15, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 13.1 μg/m3 (13) 3.8 μg/m3 (16) 29.0
 
Jan. 15, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 11.7 μg/m3 (11) 3.8 μg/m3 (16) 30.0
 
Jan. 15, 2021, noon N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 12.3 μg/m3 (12) 3.8 μg/m3 (16) 30.0
 
Jan. 15, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 10.2 μg/m3 (10) 3.4 μg/m3 (15) 31.0
 
Jan. 15, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 9.9 μg/m3 (10) 3.3 μg/m3 (14) 33.0
 
Jan. 15, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 10.7 μg/m3 (10) 3.3 μg/m3 (14) 33.0
 
Jan. 15, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 20.0 μg/m3 (19) 3.5 μg/m3 (15) 34.0
 
Jan. 15, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 30.3 μg/m3 (29) 3.9 μg/m3 (17) 34.0
 
Jan. 15, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 35.0 μg/m3 (33) 4.1 μg/m3 (18) 33.0
 
Jan. 15, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 31.8 μg/m3 (30) 3.9 μg/m3 (17) 34.0
 
Jan. 15, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 25.2 μg/m3 (24) 3.6 μg/m3 (16) 33.0
 
Jan. 15, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 23.3 μg/m3 (22) 3.6 μg/m3 (16) 34.0
 
Jan. 15, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 20.4 μg/m3 (19) 3.3 μg/m3 (14) 35.0
 
Jan. 15, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 17.6 μg/m3 (17) 3.0 μg/m3 (13) 34.0
 
Jan. 15, 2021, midnight N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 16.4 μg/m3 (16) 3.0 μg/m3 (13) 34.0
 
Jan. 14, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 19.2 μg/m3 (18) 3.2 μg/m3 (14) 33.0
 
Jan. 14, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 17.7 μg/m3 (17) 3.1 μg/m3 (13) 35.0
 
Jan. 14, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 21.7 μg/m3 (21) 3.5 μg/m3 (15) 35.0
 
Jan. 14, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 23.0 μg/m3 (22) 3.7 μg/m3 (16) 35.0
 
Jan. 14, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 28.1 μg/m3 (27) 4.1 μg/m3 (18) 34.0
 
Jan. 14, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 26.6 μg/m3 (25) 4.5 μg/m3 (19) 33.0
 
Jan. 14, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 33.6 μg/m3 (32) 5.8 μg/m3 (25) 33.0
 
Jan. 14, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 47.3 μg/m3 (44) 8.7 μg/m3 (37) 44.0
 
Jan. 14, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 58.8 μg/m3 (53) 11.2 μg/m3 (47) 53.0
 
Jan. 14, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 49.7 μg/m3 (47) 10.3 μg/m3 (43) 47.0
 
Jan. 14, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 20.9 μg/m3 (20) 5.3 μg/m3 (23) 36.0
 
Jan. 14, 2021, noon N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 20.3 μg/m3 (19) 4.9 μg/m3 (21) 34.0
 
Jan. 14, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 24.7 μg/m3 (23) 4.5 μg/m3 (19) 25.0
 
Jan. 14, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 18.5 μg/m3 (18) 6.4 μg/m3 (27) 27.0