ID: 2678

AQSQID: 401470217

Site Name: Copan

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

Updated: Dec. 8, 2021, 3:06 a.m.

Location: Copan (N4000 Rd), OK

Reporting: True, Located: True

Current AQI: 29.0

Copan (N4000 Rd) OK, US: 36.908115, -95.88235

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Dec. 8, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 31.0 μg/m3 (29) 6.4 μg/m3 (27) 29.0
 
Dec. 8, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 42.0 μg/m3 (39) 6.7 μg/m3 (28) 39.0
 
Dec. 7, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (32) 6.1 μg/m3 (26) 32.0
 
Dec. 7, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (26) 5.7 μg/m3 (24) 26.0
 
Dec. 7, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 29.0 μg/m3 (27) 5.3 μg/m3 (23) 27.0
 
Dec. 7, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (22) 5.1 μg/m3 (22) 22.0
 
Dec. 7, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.0 μg/m3 (21) 5.2 μg/m3 (22) 22.0
 
Dec. 7, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (19) 5.3 μg/m3 (23) 23.0
 
Dec. 7, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) 5.4 μg/m3 (23) 23.0
 
Dec. 7, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 22.0 μg/m3 (21) 7.4 μg/m3 (31) 31.0
 
Dec. 7, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 20.0 μg/m3 (19) 8.5 μg/m3 (36) 36.0
 
Dec. 7, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 21.0 μg/m3 (20) 8.8 μg/m3 (37) 37.0
 
Dec. 7, 2021, noon N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 22.0 μg/m3 (21) 9.5 μg/m3 (40) 40.0
 
Dec. 7, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 22.0 μg/m3 (21) 10.1 μg/m3 (43) 43.0
 
Dec. 7, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 26.0 μg/m3 (25) 10.9 μg/m3 (46) 46.0
 
Dec. 7, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 29.0 μg/m3 (27) 10.6 μg/m3 (45) 45.0
 
Dec. 7, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 30.0 μg/m3 (28) 10.0 μg/m3 (42) 42.0
 
Dec. 7, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 32.0 μg/m3 (30) 8.5 μg/m3 (36) 36.0
 
Dec. 7, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 34.0 μg/m3 (32) 7.3 μg/m3 (31) 32.0
 
Dec. 7, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 36.0 μg/m3 (34) 7.1 μg/m3 (30) 34.0
 
Dec. 7, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 46.0 μg/m3 (43) 7.9 μg/m3 (33) 43.0
 
Dec. 7, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 44.0 μg/m3 (41) 8.0 μg/m3 (34) 41.0
 
Dec. 7, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 58.0 μg/m3 (53) 9.1 μg/m3 (38) 53.0
 
Dec. 7, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 48.0 μg/m3 (45) 6.6 μg/m3 (28) 45.0
 
Dec. 7, 2021, midnight N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 46.0 μg/m3 (43) 6.7 μg/m3 (28) 43.0
 
Dec. 6, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 36.0 μg/m3 (34) 5.6 μg/m3 (24) 34.0
 
Dec. 6, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 31.0 μg/m3 (29) 5.1 μg/m3 (22) 35.0
 
Dec. 6, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 23.0 μg/m3 (22) 4.8 μg/m3 (20) 36.0
 
Dec. 6, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 21.0 μg/m3 (20) 4.6 μg/m3 (20) 36.0
 
Dec. 6, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 23.0 μg/m3 (22) 5.0 μg/m3 (21) 34.0
 
Dec. 6, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 20.0 μg/m3 (19) 5.6 μg/m3 (24) 33.0
 
Dec. 6, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 23.0 μg/m3 (22) 5.8 μg/m3 (25) 32.0
 
Dec. 6, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 25.0 μg/m3 (24) 6.0 μg/m3 (25) 32.0
 
Dec. 6, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 17.0 μg/m3 (16) 5.3 μg/m3 (23) 32.0
 
Dec. 6, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 17.0 μg/m3 (16) 4.9 μg/m3 (21) 31.0
 
Dec. 6, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 13.0 μg/m3 (13) 4.2 μg/m3 (18) 30.0
 
Dec. 6, 2021, noon N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 14.0 μg/m3 (13) 3.8 μg/m3 (16) 31.0
 
Dec. 6, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 20.0 μg/m3 (19) 4.2 μg/m3 (18) 31.0
 
Dec. 6, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 28.0 μg/m3 (26) 5.6 μg/m3 (24) 30.0
 
Dec. 6, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 41.0 μg/m3 (38) 7.1 μg/m3 (30) 38.0
 
Dec. 6, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 42.0 μg/m3 (39) 6.4 μg/m3 (27) 39.0
 
Dec. 6, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 51.0 μg/m3 (48) 7.3 μg/m3 (31) 48.0
 
Dec. 6, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 25.0 μg/m3 (24) 4.5 μg/m3 (19) 37.0
 
Dec. 6, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 32.0 μg/m3 (30) 5.7 μg/m3 (24) 36.0
 
Dec. 6, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 43.0 μg/m3 (40) 10.3 μg/m3 (43) 43.0
 
Dec. 6, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 55.0 μg/m3 (51) 11.2 μg/m3 (47) 51.0
 
Dec. 6, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 50.0 μg/m3 (47) 11.9 μg/m3 (50) 50.0
 
Dec. 6, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 52.0 μg/m3 (49) 10.8 μg/m3 (46) 49.0
 
Dec. 6, 2021, midnight N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 39.0 μg/m3 (37) 10.7 μg/m3 (45) 45.0
 
Dec. 5, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 38.0 μg/m3 (36) 11.4 μg/m3 (48) 48.0
 
Dec. 5, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 35.0 μg/m3 (33) 11.1 μg/m3 (47) 47.0
 
Dec. 5, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A 30.0 μg/m3 (28) 9.0 μg/m3 (38) 46.0
 
Dec. 5, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A 30.0 μg/m3 (28) 8.1 μg/m3 (34) 45.0
 
Dec. 5, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 29.0 μg/m3 (27) 8.6 μg/m3 (36) 42.0
 
Dec. 5, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 28.0 μg/m3 (26) 9.5 μg/m3 (40) 40.0
 
Dec. 5, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 28.0 μg/m3 (26) 10.2 μg/m3 (43) 43.0
 
Dec. 5, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 33.0 μg/m3 (31) 15.4 μg/m3 (58) 58.0
 
Dec. 5, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 42.0 μg/m3 (39) 23.3 μg/m3 (75) 75.0
 
Dec. 5, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 41.0 μg/m3 (38) 24.6 μg/m3 (78) 78.0
 
Dec. 5, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 28.0 μg/m3 (26) 18.4 μg/m3 (65) 65.0
 
Dec. 5, 2021, noon N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A 17.0 μg/m3 (16) 12.5 μg/m3 (52) 52.0
 
Dec. 5, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 30.0 μg/m3 (28) 21.5 μg/m3 (71) 71.0
 
Dec. 5, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 49.0 μg/m3 (46) 27.3 μg/m3 (83) 83.0
 
Dec. 5, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 38.0 μg/m3 (36) 23.3 μg/m3 (75) 75.0
 
Dec. 5, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 34.0 μg/m3 (32) 20.6 μg/m3 (69) 69.0
 
Dec. 5, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 33.0 μg/m3 (31) 18.8 μg/m3 (66) 66.0
 
Dec. 5, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 28.0 μg/m3 (26) 17.4 μg/m3 (63) 63.0
 
Dec. 5, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 28.0 μg/m3 (26) 16.5 μg/m3 (61) 61.0
 
Dec. 5, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 29.0 μg/m3 (27) 16.6 μg/m3 (61) 61.0
 
Dec. 5, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 28.0 μg/m3 (26) 17.4 μg/m3 (63) 63.0
 
Dec. 5, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 31.0 μg/m3 (29) 14.1 μg/m3 (56) 56.0
 
Dec. 5, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 45.0 μg/m3 (42) 9.9 μg/m3 (42) 42.0
 
Dec. 5, 2021, midnight N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 51.0 μg/m3 (48) 10.6 μg/m3 (45) 48.0
 
Dec. 4, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 44.0 μg/m3 (41) 9.9 μg/m3 (42) 42.0
 
Dec. 4, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 49.0 μg/m3 (46) 10.4 μg/m3 (44) 46.0
 
Dec. 4, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 35.0 μg/m3 (33) 10.5 μg/m3 (44) 44.0
 
Dec. 4, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 35.0 μg/m3 (33) 11.1 μg/m3 (47) 47.0
 
Dec. 4, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 37.0 μg/m3 (35) 11.7 μg/m3 (49) 49.0
 
Dec. 4, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 37.0 μg/m3 (35) 12.3 μg/m3 (52) 52.0
 
Dec. 4, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 36.0 μg/m3 (34) 12.2 μg/m3 (52) 52.0
 
Dec. 4, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 42.0 μg/m3 (39) 13.0 μg/m3 (53) 53.0
 
Dec. 4, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 35.0 μg/m3 (33) 13.5 μg/m3 (54) 54.0
 
Dec. 4, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 31.0 μg/m3 (29) 13.4 μg/m3 (54) 54.0
 
Dec. 4, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 32.0 μg/m3 (30) 13.3 μg/m3 (54) 54.0
 
Dec. 4, 2021, noon N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 32.0 μg/m3 (30) 12.2 μg/m3 (52) 52.0
 
Dec. 4, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 31.0 μg/m3 (29) 11.5 μg/m3 (48) 48.0
 
Dec. 4, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 38.0 μg/m3 (36) 10.5 μg/m3 (44) 44.0
 
Dec. 4, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 39.0 μg/m3 (37) 10.4 μg/m3 (44) 44.0
 
Dec. 4, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 41.0 μg/m3 (38) 10.4 μg/m3 (44) 44.0
 
Dec. 4, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 48.0 μg/m3 (45) 11.3 μg/m3 (48) 48.0
 
Dec. 4, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 55.0 μg/m3 (51) 12.0 μg/m3 (50) 51.0
 
Dec. 4, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 61.0 μg/m3 (54) 12.3 μg/m3 (52) 54.0
 
Dec. 4, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 63.0 μg/m3 (55) 12.1 μg/m3 (51) 55.0
 
Dec. 4, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 73.0 μg/m3 (60) 12.3 μg/m3 (52) 60.0
 
Dec. 4, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 76.0 μg/m3 (62) 12.7 μg/m3 (53) 62.0
 
Dec. 4, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 58.0 μg/m3 (53) 15.6 μg/m3 (59) 59.0
 
Dec. 4, 2021, midnight N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 65.0 μg/m3 (56) 16.4 μg/m3 (61) 61.0
 
Dec. 3, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 35.0 μg/m3 (33) 13.3 μg/m3 (54) 54.0
 
Dec. 3, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 29.0 μg/m3 (27) 12.8 μg/m3 (53) 53.0
 
Dec. 3, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 30.0 μg/m3 (28) 12.8 μg/m3 (53) 53.0
 
Dec. 3, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 38.0 μg/m3 (36) 14.3 μg/m3 (56) 56.0
 
Dec. 3, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 41.0 μg/m3 (38) 15.2 μg/m3 (58) 58.0
 
Dec. 3, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 28.0 μg/m3 (26) 15.8 μg/m3 (59) 59.0
 
Dec. 3, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 28.0 μg/m3 (26) 16.8 μg/m3 (61) 61.0
 
Dec. 3, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 28.0 μg/m3 (26) 17.0 μg/m3 (62) 62.0
 
Dec. 3, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 32.0 μg/m3 (30) 18.8 μg/m3 (66) 66.0
 
Dec. 3, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 33.0 μg/m3 (31) 20.0 μg/m3 (68) 68.0
 
Dec. 3, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 31.0 μg/m3 (29) 19.0 μg/m3 (66) 66.0
 
Dec. 3, 2021, noon N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 35.0 μg/m3 (33) 18.4 μg/m3 (65) 65.0
 
Dec. 3, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 39.0 μg/m3 (37) 17.4 μg/m3 (63) 63.0
 
Dec. 3, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 38.0 μg/m3 (36) 17.2 μg/m3 (62) 62.0
 
Dec. 3, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 43.0 μg/m3 (40) 19.0 μg/m3 (66) 66.0
 
Dec. 3, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 59.0 μg/m3 (53) 29.0 μg/m3 (87) 87.0
 
Dec. 3, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 59.0 μg/m3 (53) 29.8 μg/m3 (89) 89.0
 
Dec. 3, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 58.0 μg/m3 (53) 24.2 μg/m3 (77) 77.0
 
Dec. 3, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 55.0 μg/m3 (51) 16.8 μg/m3 (61) 61.0
 
Dec. 3, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 55.0 μg/m3 (51) 12.6 μg/m3 (53) 53.0
 
Dec. 3, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 57.0 μg/m3 (52) 11.8 μg/m3 (50) 52.0
 
Dec. 3, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 61.0 μg/m3 (54) 11.7 μg/m3 (49) 54.0
 
Dec. 3, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 73.0 μg/m3 (60) 12.4 μg/m3 (52) 60.0
 
Dec. 3, 2021, midnight N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A 61.0 μg/m3 (54) 10.4 μg/m3 (44) 54.0
 
Dec. 2, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A 66.0 μg/m3 (57) 8.7 μg/m3 (37) 57.0
 
Dec. 2, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A 37.0 μg/m3 (35) 6.8 μg/m3 (29) 46.0
 
Dec. 2, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A 37.0 μg/m3 (35) 6.8 μg/m3 (29) 46.0
 
Dec. 2, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A 36.0 μg/m3 (34) 6.7 μg/m3 (28) 48.0
 
Dec. 2, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A 34.0 μg/m3 (32) 6.7 μg/m3 (28) 47.0
 
Dec. 2, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A 38.0 μg/m3 (36) 7.3 μg/m3 (31) 45.0
 
Dec. 2, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 35.0 μg/m3 (33) 7.2 μg/m3 (31) 40.0
 
Dec. 2, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 40.0 μg/m3 (38) 7.8 μg/m3 (33) 38.0
 
Dec. 2, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 46.0 μg/m3 (43) 7.5 μg/m3 (32) 43.0
 
Dec. 2, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 36.0 μg/m3 (34) 7.3 μg/m3 (31) 34.0
 
Dec. 2, 2021, noon N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 34.0 μg/m3 (32) 8.0 μg/m3 (34) 34.0
 
Dec. 2, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 41.0 μg/m3 (38) 8.7 μg/m3 (37) 38.0
 
Dec. 2, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 40.0 μg/m3 (38) 7.9 μg/m3 (33) 38.0
 
Dec. 2, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 39.0 μg/m3 (37) 8.1 μg/m3 (34) 37.0
 
Dec. 2, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 37.0 μg/m3 (35) 7.4 μg/m3 (31) 35.0
 
Dec. 2, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 36.0 μg/m3 (34) 6.9 μg/m3 (29) 34.0
 
Dec. 2, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 28.0 μg/m3 (26) 5.9 μg/m3 (25) 29.0
 
Dec. 2, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 28.0 μg/m3 (26) 5.5 μg/m3 (23) 28.0
 
Dec. 2, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 35.0 μg/m3 (33) 5.9 μg/m3 (25) 33.0
 
Dec. 2, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 40.0 μg/m3 (38) 9.4 μg/m3 (40) 40.0
 
Dec. 2, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 31.0 μg/m3 (29) 9.0 μg/m3 (38) 38.0
 
Dec. 2, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 34.0 μg/m3 (32) 12.9 μg/m3 (53) 53.0
 
Dec. 2, 2021, midnight N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 26.0 μg/m3 (25) 5.7 μg/m3 (24) 35.0
 
Dec. 1, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 34.0 μg/m3 (32) 4.7 μg/m3 (20) 34.0
 
Dec. 1, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 30.0 μg/m3 (28) 4.1 μg/m3 (18) 35.0
 
Dec. 1, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 30.0 μg/m3 (28) 4.1 μg/m3 (18) 35.0
 
Dec. 1, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 22.0 μg/m3 (21) 3.9 μg/m3 (17) 37.0
 
Dec. 1, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 27.0 μg/m3 (25) 4.2 μg/m3 (18) 35.0
 
Dec. 1, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 31.0 μg/m3 (29) 4.5 μg/m3 (19) 32.0
 
Dec. 1, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 32.0 μg/m3 (30) 5.4 μg/m3 (23) 30.0
 
Dec. 1, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 32.0 μg/m3 (30) 5.9 μg/m3 (25) 30.0
 
Dec. 1, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 38.0 μg/m3 (36) 6.8 μg/m3 (29) 36.0
 
Dec. 1, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A 40.0 μg/m3 (38) 8.5 μg/m3 (36) 38.0
 
Dec. 1, 2021, noon N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A 39.0 μg/m3 (37) 8.6 μg/m3 (36) 37.0
 
Dec. 1, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A 44.0 μg/m3 (41) 8.8 μg/m3 (37) 41.0
 
Dec. 1, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A 50.0 μg/m3 (47) 11.8 μg/m3 (50) 50.0
 
Dec. 1, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A 53.0 μg/m3 (50) 13.8 μg/m3 (55) 55.0
 
Dec. 1, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 53.0 μg/m3 (50) 12.6 μg/m3 (53) 53.0
 
Dec. 1, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 56.0 μg/m3 (52) 11.5 μg/m3 (48) 52.0
 
Dec. 1, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 64.0 μg/m3 (56) 11.4 μg/m3 (48) 56.0
 
Dec. 1, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 77.0 μg/m3 (62) 11.5 μg/m3 (48) 62.0
 
Dec. 1, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 69.0 μg/m3 (58) 11.0 μg/m3 (46) 58.0
 
Dec. 1, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 72.0 μg/m3 (60) 11.6 μg/m3 (49) 60.0
 
Dec. 1, 2021, midnight N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 68.0 μg/m3 (58) 10.6 μg/m3 (45) 58.0
 
Nov. 30, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 74.0 μg/m3 (61) 10.9 μg/m3 (46) 61.0
 
Nov. 30, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 67.0 μg/m3 (57) 10.4 μg/m3 (44) 57.0
 
Nov. 30, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 58.0 μg/m3 (53) 9.5 μg/m3 (40) 53.0