ID: 2247

AQSQID: 060271003

Site Name: Keeler

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

Updated: Jan. 20, 2021, 8:31 a.m.

Location: Keeler (Cerro Gordo St), CA

Reporting: True, Located: True

Current AQI: 21.0

Keeler (Cerro Gordo St) CA, US: 36.4878, -117.871

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 20, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.7 μg/m3 (14) 4.9 μg/m3 (21) 21.0
 
Jan. 20, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.4 μg/m3 (16) 7.3 μg/m3 (31) 31.0
 
Jan. 20, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.3 μg/m3 (14) 3.5 μg/m3 (15) 15.0
 
Jan. 20, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.2 μg/m3 (15) 4.8 μg/m3 (20) 20.0
 
Jan. 20, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.5 μg/m3 (13) 2.4 μg/m3 (10) 13.0
 
Jan. 20, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) -2.7 μg/m3 (0) 13.0
 
Jan. 20, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.4 μg/m3 (25) 10.0 μg/m3 (42) 42.0
 
Jan. 20, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 48.2 μg/m3 (45) 11.0 μg/m3 (46) 46.0
 
Jan. 19, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 51.1 μg/m3 (48) 17.7 μg/m3 (63) 63.0
 
Jan. 19, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 77.0 μg/m3 (62) 14.3 μg/m3 (56) 62.0
 
Jan. 19, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 56.1 μg/m3 (52) 16.9 μg/m3 (62) 62.0
 
Jan. 19, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.7 μg/m3 (14) 5.6 μg/m3 (24) 24.0
 
Jan. 19, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 85.3 μg/m3 (66) 21.9 μg/m3 (72) 72.0
 
Jan. 19, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 96.8 μg/m3 (72) 23.5 μg/m3 (75) 75.0
 
Jan. 19, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 46.2 μg/m3 (43) 9.9 μg/m3 (42) 43.0
 
Jan. 19, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 32.3 μg/m3 (30) 7.5 μg/m3 (32) 32.0
 
Jan. 19, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.4 μg/m3 (27) 6.0 μg/m3 (25) 27.0
 
Jan. 19, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 54.3 μg/m3 (51) 0.9 μg/m3 (4) 51.0
 
Jan. 19, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 95.9 μg/m3 (72) 3.9 μg/m3 (17) 72.0
 
Jan. 19, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 109.9 μg/m3 (79) 5.4 μg/m3 (23) 79.0
 
Jan. 19, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 106.2 μg/m3 (77) 8.8 μg/m3 (37) 77.0
 
Jan. 19, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 66.1 μg/m3 (57) 5.1 μg/m3 (22) 57.0
 
Jan. 19, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 54.4 μg/m3 (51) 5.3 μg/m3 (23) 51.0
 
Jan. 19, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.4 μg/m3 (32) 4.2 μg/m3 (18) 32.0
 
Jan. 19, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.1 μg/m3 (58) 58.0
 
Jan. 19, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.3 μg/m3 (37) 4.6 μg/m3 (20) 37.0
 
Jan. 19, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.2 μg/m3 (16) 0.8 μg/m3 (4) 16.0
 
Jan. 19, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.5 μg/m3 (48) 48.0
 
Jan. 19, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 36.4 μg/m3 (34) 4.8 μg/m3 (20) 34.0
 
Jan. 19, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 1.9 μg/m3 (8) 11.0
 
Jan. 19, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.2 μg/m3 (13) 2.6 μg/m3 (11) 13.0
 
Jan. 19, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 16.5 μg/m3 (16) 5.6 μg/m3 (24) 24.0
 
Jan. 18, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.2 μg/m3 (31) 9.6 μg/m3 (40) 40.0
 
Jan. 18, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 57.6 μg/m3 (53) 12.9 μg/m3 (53) 53.0
 
Jan. 18, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.1 μg/m3 (14) 3.6 μg/m3 (16) 16.0
 
Jan. 18, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 59.0 μg/m3 (53) 18.0 μg/m3 (64) 64.0
 
Jan. 18, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 20.3 μg/m3 (69) 69.0
 
Jan. 18, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 208.4 μg/m3 (128) 32.4 μg/m3 (94) 128.0
 
Jan. 18, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 140.8 μg/m3 (94) 23.2 μg/m3 (75) 94.0
 
Jan. 18, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 41.9 μg/m3 (117) 117.0
 
Jan. 18, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 109.3 μg/m3 (78) 15.8 μg/m3 (59) 78.0
 
Jan. 18, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 43.0 μg/m3 (40) 6.8 μg/m3 (29) 40.0
 
Jan. 18, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.6 μg/m3 (12) 2.8 μg/m3 (12) 12.0
 
Jan. 18, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) 2.7 μg/m3 (12) 12.0
 
Jan. 18, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.7 μg/m3 (6) 2.2 μg/m3 (10) 10.0
 
Jan. 18, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.9 μg/m3 (5) 2.2 μg/m3 (10) 10.0
 
Jan. 18, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.4 μg/m3 (7) 3.9 μg/m3 (17) 17.0
 
Jan. 18, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.8 μg/m3 (6) 4.1 μg/m3 (18) 18.0
 
Jan. 18, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.4 μg/m3 (5) 2.0 μg/m3 (9) 9.0
 
Jan. 18, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.8 μg/m3 (8) 3.8 μg/m3 (16) 16.0
 
Jan. 18, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.8 μg/m3 (9) 6.5 μg/m3 (28) 28.0
 
Jan. 18, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.2 μg/m3 (13) 4.4 μg/m3 (19) 19.0
 
Jan. 18, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.3 μg/m3 (15) 1.8 μg/m3 (8) 15.0
 
Jan. 18, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.6 μg/m3 (17) 3.8 μg/m3 (16) 17.0
 
Jan. 18, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 63.7 μg/m3 (56) 11.6 μg/m3 (49) 56.0
 
Jan. 18, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 7.2 μg/m3 (7) 2.9 μg/m3 (13) 13.0
 
Jan. 17, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.6 μg/m3 (5) 1.8 μg/m3 (8) 8.0
 
Jan. 17, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.3 μg/m3 (5) 4.6 μg/m3 (20) 20.0
 
Jan. 17, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.1 μg/m3 (5) 3.2 μg/m3 (14) 14.0
 
Jan. 17, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.7 μg/m3 (5) 0.9 μg/m3 (4) 5.0
 
Jan. 17, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.1 μg/m3 (4) 4.0 μg/m3 (17) 17.0
 
Jan. 17, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.2 μg/m3 (5) 2.0 μg/m3 (9) 9.0
 
Jan. 17, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.3 μg/m3 (6) 4.3 μg/m3 (18) 18.0
 
Jan. 17, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.4 μg/m3 (7) 3.8 μg/m3 (16) 16.0
 
Jan. 17, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.8 μg/m3 (7) 2.3 μg/m3 (10) 10.0
 
Jan. 17, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 1.0 μg/m3 (5) 7.0
 
Jan. 17, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.5 μg/m3 (6) 1.3 μg/m3 (6) 6.0
 
Jan. 17, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 9.9 μg/m3 (10) 8.3 μg/m3 (35) 35.0
 
Jan. 17, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.9 μg/m3 (5) 1.4 μg/m3 (6) 6.0
 
Jan. 17, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.5 μg/m3 (7) 0.8 μg/m3 (4) 7.0
 
Jan. 17, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.9 μg/m3 (8) 3.3 μg/m3 (14) 14.0
 
Jan. 17, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.2 μg/m3 (7) 2.5 μg/m3 (11) 11.0
 
Jan. 17, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.9 μg/m3 (7) 4.3 μg/m3 (18) 18.0
 
Jan. 17, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.2 μg/m3 (6) 3.0 μg/m3 (13) 13.0
 
Jan. 17, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.1 μg/m3 (7) 3.4 μg/m3 (15) 15.0
 
Jan. 17, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.7 μg/m3 (9) 5.0 μg/m3 (21) 21.0
 
Jan. 17, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.5 μg/m3 (10) 3.8 μg/m3 (16) 16.0
 
Jan. 17, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.2 μg/m3 (9) 7.2 μg/m3 (31) 31.0
 
Jan. 17, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.4 μg/m3 (23) 10.0 μg/m3 (42) 42.0
 
Jan. 17, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 15.3 μg/m3 (15) 4.2 μg/m3 (18) 18.0
 
Jan. 16, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.9 μg/m3 (7) 0.9 μg/m3 (4) 7.0
 
Jan. 16, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.9 μg/m3 (8) 2.7 μg/m3 (12) 12.0
 
Jan. 16, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.3 μg/m3 (7) 5.4 μg/m3 (23) 23.0
 
Jan. 16, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.4 μg/m3 (6) 2.4 μg/m3 (10) 10.0
 
Jan. 16, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.8 μg/m3 (8) 6.8 μg/m3 (29) 29.0
 
Jan. 16, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 7.9 μg/m3 (33) 33.0
 
Jan. 16, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.2 μg/m3 (9) 4.3 μg/m3 (18) 18.0
 
Jan. 16, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.4 μg/m3 (10) 5.1 μg/m3 (22) 22.0
 
Jan. 16, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.4 μg/m3 (14) 5.2 μg/m3 (22) 22.0
 
Jan. 16, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.1 μg/m3 (8) 2.1 μg/m3 (9) 9.0
 
Jan. 16, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.1 μg/m3 (7) 3.4 μg/m3 (15) 15.0
 
Jan. 16, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 7.1 μg/m3 (7) 0.6 μg/m3 (3) 7.0
 
Jan. 16, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.4 μg/m3 (5) 2.4 μg/m3 (10) 10.0
 
Jan. 16, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.8 μg/m3 (5) 3.2 μg/m3 (14) 14.0
 
Jan. 16, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.4 μg/m3 (7) 0.1 μg/m3 (1) 7.0
 
Jan. 16, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.5 μg/m3 (6) 4.4 μg/m3 (19) 19.0
 
Jan. 16, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.6 μg/m3 (6) 3.5 μg/m3 (15) 15.0
 
Jan. 16, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.5 μg/m3 (7) 2.8 μg/m3 (12) 12.0
 
Jan. 16, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 2.1 μg/m3 (9) 9.0
 
Jan. 16, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.2 μg/m3 (17) 1.6 μg/m3 (7) 17.0
 
Jan. 16, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.4 μg/m3 (8) 0.4 μg/m3 (2) 8.0
 
Jan. 16, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.9 μg/m3 (7) 3.3 μg/m3 (14) 14.0
 
Jan. 16, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.9 μg/m3 (13) 22.7 μg/m3 (74) 74.0
 
Jan. 16, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 7.1 μg/m3 (7) 2.5 μg/m3 (11) 11.0
 
Jan. 15, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.1 μg/m3 (10) 5.1 μg/m3 (22) 22.0
 
Jan. 15, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.3 μg/m3 (6) 1.5 μg/m3 (7) 7.0
 
Jan. 15, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.4 μg/m3 (5) 3.0 μg/m3 (13) 13.0
 
Jan. 15, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.1 μg/m3 (5) 3.6 μg/m3 (16) 16.0
 
Jan. 15, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.4 μg/m3 (5) 4.3 μg/m3 (18) 18.0
 
Jan. 15, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.8 μg/m3 (8) 4.5 μg/m3 (19) 19.0
 
Jan. 15, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.7 μg/m3 (9) 2.2 μg/m3 (10) 10.0
 
Jan. 15, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 4.1 μg/m3 (18) 18.0
 
Jan. 15, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.4 μg/m3 (10) 7.2 μg/m3 (31) 31.0
 
Jan. 15, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.4 μg/m3 (6) 5.0 μg/m3 (21) 21.0
 
Jan. 15, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.6 μg/m3 (8) 3.0 μg/m3 (13) 13.0
 
Jan. 15, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 6.7 μg/m3 (7) 3.5 μg/m3 (15) 15.0
 
Jan. 15, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.9 μg/m3 (6) 5.2 μg/m3 (22) 22.0
 
Jan. 15, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.8 μg/m3 (6) 3.5 μg/m3 (15) 15.0
 
Jan. 15, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.2 μg/m3 (6) 2.0 μg/m3 (9) 9.0
 
Jan. 15, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.4 μg/m3 (10) 2.0 μg/m3 (9) 10.0
 
Jan. 15, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.6 μg/m3 (8) 2.1 μg/m3 (9) 9.0
 
Jan. 15, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.3 μg/m3 (7) 2.1 μg/m3 (9) 9.0
 
Jan. 15, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.2 μg/m3 (5) 3.0 μg/m3 (13) 13.0
 
Jan. 15, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 4.6 μg/m3 (20) 20.0
 
Jan. 15, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.6 μg/m3 (8) 2.6 μg/m3 (11) 11.0
 
Jan. 15, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.2 μg/m3 (6) 2.2 μg/m3 (10) 10.0
 
Jan. 15, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.5 μg/m3 (7) 4.8 μg/m3 (20) 20.0
 
Jan. 15, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 6.9 μg/m3 (7) -1.3 μg/m3 (0) 7.0
 
Jan. 14, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.3 μg/m3 (7) 0.6 μg/m3 (3) 7.0
 
Jan. 14, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.8 μg/m3 (7) 0.6 μg/m3 (3) 7.0
 
Jan. 14, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.7 μg/m3 (10) 3.7 μg/m3 (16) 16.0
 
Jan. 14, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 6.5 μg/m3 (28) 28.0
 
Jan. 14, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.1 μg/m3 (5) 4.2 μg/m3 (18) 18.0
 
Jan. 14, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 8.1 μg/m3 (34) 34.0
 
Jan. 14, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.3 μg/m3 (8) 4.9 μg/m3 (21) 21.0
 
Jan. 14, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.8 μg/m3 (13) 25.6 μg/m3 (80) 80.0
 
Jan. 14, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) 16.6 μg/m3 (61) 61.0
 
Jan. 14, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.3 μg/m3 (11) 4.6 μg/m3 (20) 20.0
 
Jan. 14, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.6 μg/m3 (9) 4.5 μg/m3 (19) 19.0
 
Jan. 14, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 7.6 μg/m3 (8) 4.4 μg/m3 (19) 19.0
 
Jan. 14, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.9 μg/m3 (7) 7.1 μg/m3 (30) 30.0
 
Jan. 14, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.1 μg/m3 (19) 3.0 μg/m3 (13) 19.0
 
Jan. 14, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 0.0 μg/m3 (0) 0.0
Jan. 14, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 0.0 μg/m3 (0) 0.0
Jan. 14, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 14, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Jan. 14, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 3.1 μg/m3 (13) 13.0
 
Jan. 14, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.8 μg/m3 (11) 5.3 μg/m3 (23) 23.0
 
Jan. 14, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.7 μg/m3 (8) 1.6 μg/m3 (7) 8.0
 
Jan. 14, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.1 μg/m3 (8) 3.2 μg/m3 (14) 14.0
 
Jan. 14, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.8 μg/m3 (14) 7.8 μg/m3 (33) 33.0
 
Jan. 14, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 15.7 μg/m3 (15) 5.4 μg/m3 (23) 23.0
 
Jan. 13, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.9 μg/m3 (7) 5.8 μg/m3 (25) 25.0
 
Jan. 13, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.8 μg/m3 (8) 1.0 μg/m3 (5) 8.0
 
Jan. 13, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.7 μg/m3 (6) 6.7 μg/m3 (28) 28.0
 
Jan. 13, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.6 μg/m3 (8) 6.5 μg/m3 (28) 28.0
 
Jan. 13, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.9 μg/m3 (8) 5.0 μg/m3 (21) 21.0
 
Jan. 13, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.5 μg/m3 (6) 9.1 μg/m3 (38) 38.0
 
Jan. 13, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.6 μg/m3 (8) 7.6 μg/m3 (32) 32.0
 
Jan. 13, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.3 μg/m3 (9) 4.2 μg/m3 (18) 18.0
 
Jan. 13, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 5.8 μg/m3 (25) 25.0
 
Jan. 13, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.7 μg/m3 (8) 3.0 μg/m3 (13) 13.0
 
Jan. 13, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.3 μg/m3 (7) 5.5 μg/m3 (23) 23.0
 
Jan. 13, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 3.7 μg/m3 (4) 4.4 μg/m3 (19) 19.0
 
Jan. 13, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.2 μg/m3 (3) 1.1 μg/m3 (5) 5.0
 
Jan. 13, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.6 μg/m3 (5) 3.1 μg/m3 (13) 13.0
 
Jan. 13, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.9 μg/m3 (6) 6.7 μg/m3 (28) 28.0
 
Jan. 13, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.2 μg/m3 (5) 6.7 μg/m3 (28) 28.0