ID: 2247

AQSQID: 060271003

Site Name: Keeler

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

Updated: Oct. 17, 2021, 2:03 a.m.

Location: Keeler (Cerro Gordo St), CA

Reporting: True, Located: True

Current AQI: 36.0

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
Oct. 17, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 8.5 μg/m3 (36) 36.0
 
Oct. 16, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 3.9 μg/m3 (17) 17.0
 
Oct. 16, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 2.5 μg/m3 (11) 11.0
 
Oct. 16, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 7.8 μg/m3 (33) 33.0
 
Oct. 16, 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) 3.0 μg/m3 (13) 13.0
 
Oct. 16, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 4.1 μg/m3 (18) 18.0
 
Oct. 16, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 4.4 μg/m3 (19) 19.0
 
Oct. 16, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 3.6 μg/m3 (16) 16.0
 
Oct. 16, 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) 5.0 μg/m3 (21) 21.0
 
Oct. 16, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) 5.5 μg/m3 (23) 23.0
 
Oct. 16, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) 5.5 μg/m3 (23) 23.0
 
Oct. 16, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 5.4 μg/m3 (23) 23.0
 
Oct. 16, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 5.2 μg/m3 (22) 22.0
 
Oct. 16, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 4.4 μg/m3 (19) 19.0
 
Oct. 16, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 4.0 μg/m3 (17) 17.0
 
Oct. 16, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 4.5 μg/m3 (19) 19.0
 
Oct. 16, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 3.5 μg/m3 (15) 15.0
 
Oct. 16, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 2.4 μg/m3 (10) 10.0
 
Oct. 16, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 3.4 μg/m3 (15) 15.0
 
Oct. 16, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 2.8 μg/m3 (12) 12.0
 
Oct. 16, 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) 2.7 μg/m3 (12) 12.0
 
Oct. 16, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 4.1 μg/m3 (18) 18.0
 
Oct. 16, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 3.5 μg/m3 (15) 15.0
 
Oct. 16, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 6.5 μg/m3 (28) 28.0
 
Oct. 16, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 4.5 μg/m3 (19) 19.0
 
Oct. 15, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 0.8 μg/m3 (4) 5.0
 
Oct. 15, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 4.6 μg/m3 (20) 20.0
 
Oct. 15, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 4.7 μg/m3 (20) 20.0
 
Oct. 15, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 2.6 μg/m3 (11) 11.0
 
Oct. 15, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) -0.3 μg/m3 (0) 5.0
 
Oct. 15, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 0.8 μg/m3 (4) 6.0
 
Oct. 15, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 2.2 μg/m3 (10) 10.0
 
Oct. 15, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 4.6 μg/m3 (20) 20.0
 
Oct. 15, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) 5.1 μg/m3 (22) 22.0
 
Oct. 15, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (17) 3.0 μg/m3 (13) 17.0
 
Oct. 15, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 1.1 μg/m3 (5) 7.0
 
Oct. 15, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 2.9 μg/m3 (13) 13.0
 
Oct. 15, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 3.3 μg/m3 (14) 14.0
 
Oct. 15, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 2.8 μg/m3 (12) 12.0
 
Oct. 15, 2021, 9 a.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
 
Oct. 15, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 3.0 μg/m3 (13) 13.0
 
Oct. 15, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 5.2 μg/m3 (22) 22.0
 
Oct. 15, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 3.1 μg/m3 (13) 13.0
 
Oct. 15, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) 7.9 μg/m3 (33) 33.0
 
Oct. 15, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (35) 6.8 μg/m3 (29) 35.0
 
Oct. 15, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 3.4 μg/m3 (15) 15.0
 
Oct. 15, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 34.0 μg/m3 (32) 9.3 μg/m3 (39) 39.0
 
Oct. 15, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 2.3 μg/m3 (10) 10.0
 
Oct. 15, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 4.5 μg/m3 (19) 19.0
 
Oct. 14, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 3.1 μg/m3 (13) 13.0
 
Oct. 14, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 5.3 μg/m3 (23) 23.0
 
Oct. 14, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.5 μg/m3 (3) 3.0
 
Oct. 14, 2021, 8 p.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
Oct. 14, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 0.0 μg/m3 (0) 10.0
 
Oct. 14, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 3.1 μg/m3 (13) 13.0
 
Oct. 14, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 3.1 μg/m3 (13) 15.0
 
Oct. 14, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 2.5 μg/m3 (11) 11.0
 
Oct. 14, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (23) 6.9 μg/m3 (29) 29.0
 
Oct. 14, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (18) 8.2 μg/m3 (35) 35.0
 
Oct. 14, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) 6.6 μg/m3 (28) 28.0
 
Oct. 14, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 3.3 μg/m3 (14) 14.0
 
Oct. 14, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (25) 3.5 μg/m3 (15) 25.0
 
Oct. 14, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 4.4 μg/m3 (19) 19.0
 
Oct. 14, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 2.3 μg/m3 (10) 10.0
 
Oct. 14, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 2.6 μg/m3 (11) 11.0
 
Oct. 14, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (23) 6.0 μg/m3 (25) 25.0
 
Oct. 14, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 2.3 μg/m3 (10) 14.0
 
Oct. 14, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 3.3 μg/m3 (14) 14.0
 
Oct. 14, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) -0.1 μg/m3 (0) 13.0
 
Oct. 14, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 1.4 μg/m3 (6) 11.0
 
Oct. 14, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 1.7 μg/m3 (8) 8.0
 
Oct. 14, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (18) 8.2 μg/m3 (35) 35.0
 
Oct. 14, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 2.1 μg/m3 (9) 15.0
 
Oct. 13, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) N/A 6.0
 
Oct. 13, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 4.4 μg/m3 (19) 19.0
 
Oct. 13, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) N/A 8.0
 
Oct. 13, 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) N/A 6.0
 
Oct. 13, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 0.7 μg/m3 (3) 3.0
 
Oct. 13, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 2.5 μg/m3 (11) 11.0
 
Oct. 13, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 6.4 μg/m3 (27) 27.0
 
Oct. 13, 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) 4.0 μg/m3 (17) 17.0
 
Oct. 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) 1.3 μg/m3 (6) 6.0
 
Oct. 13, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (20) 4.7 μg/m3 (20) 20.0
 
Oct. 13, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 2.9 μg/m3 (13) 13.0
 
Oct. 13, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 1.1 μg/m3 (5) 6.0
 
Oct. 13, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 3.2 μg/m3 (14) 14.0
 
Oct. 13, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 2.6 μg/m3 (11) 11.0
 
Oct. 13, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 2.4 μg/m3 (10) 10.0
 
Oct. 13, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 3.2 μg/m3 (14) 14.0
 
Oct. 13, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 1.3 μg/m3 (6) 6.0
 
Oct. 13, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 0.2 μg/m3 (1) 7.0
 
Oct. 13, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 1.8 μg/m3 (8) 9.0
 
Oct. 13, 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) 2.8 μg/m3 (12) 12.0
 
Oct. 13, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 1.4 μg/m3 (6) 8.0
 
Oct. 13, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 2.6 μg/m3 (11) 11.0
 
Oct. 13, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 3.7 μg/m3 (16) 16.0
 
Oct. 13, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) 3.8 μg/m3 (16) 16.0
 
Oct. 12, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.0 μg/m3 (35) 6.1 μg/m3 (26) 35.0
 
Oct. 12, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 47.0 μg/m3 (44) 11.8 μg/m3 (50) 50.0
 
Oct. 12, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 82.0 μg/m3 (65) 22.1 μg/m3 (73) 73.0
 
Oct. 12, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 112.0 μg/m3 (80) 30.1 μg/m3 (89) 89.0
 
Oct. 12, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 242.0 μg/m3 (145) 59.4 μg/m3 (154) 154.0
 
Oct. 12, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 376.0 μg/m3 (232) 84.2 μg/m3 (166) 232.0
 
Oct. 12, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 818.0 μg/m3 (714) 156.7 μg/m3 (208) 714.0
 
Oct. 12, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 122.4 μg/m3 (186) 186.0
 
Oct. 12, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 134.0 μg/m3 (91) 35.6 μg/m3 (102) 102.0
 
Oct. 12, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 115.0 μg/m3 (81) 29.3 μg/m3 (88) 88.0
 
Oct. 12, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 75.0 μg/m3 (61) 16.2 μg/m3 (60) 61.0
 
Oct. 12, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 64.0 μg/m3 (56) 15.5 μg/m3 (59) 59.0
 
Oct. 12, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 77.0 μg/m3 (62) 16.4 μg/m3 (61) 62.0
 
Oct. 12, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 128.0 μg/m3 (88) 30.3 μg/m3 (90) 90.0
 
Oct. 12, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 107.0 μg/m3 (77) 22.2 μg/m3 (73) 77.0
 
Oct. 12, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 56.0 μg/m3 (52) 14.8 μg/m3 (57) 57.0
 
Oct. 12, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 93.0 μg/m3 (70) 22.2 μg/m3 (73) 73.0
 
Oct. 12, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 158.0 μg/m3 (103) 41.4 μg/m3 (116) 116.0
 
Oct. 12, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 320.0 μg/m3 (184) 89.1 μg/m3 (169) 184.0
 
Oct. 12, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 228.0 μg/m3 (138) 52.6 μg/m3 (144) 144.0
 
Oct. 12, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 217.0 μg/m3 (132) 35.9 μg/m3 (102) 132.0
 
Oct. 12, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 89.0 μg/m3 (68) 12.5 μg/m3 (52) 68.0
 
Oct. 12, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 257.0 μg/m3 (152) 31.9 μg/m3 (93) 152.0
 
Oct. 12, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 352.0 μg/m3 (200) 38.3 μg/m3 (108) 200.0
 
Oct. 11, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 199.0 μg/m3 (123) 20.6 μg/m3 (69) 123.0
 
Oct. 11, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 552.0 μg/m3 (448) 65.7 μg/m3 (157) 448.0
 
Oct. 11, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 217.3 μg/m3 (268) 268.0
 
Oct. 11, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 236.9 μg/m3 (287) 287.0
 
Oct. 11, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 67.5 μg/m3 (158) 158.0
 
Oct. 11, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (36) 12.2 μg/m3 (52) 52.0
 
Oct. 11, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 8.2 μg/m3 (35) 35.0
 
Oct. 11, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 3.5 μg/m3 (15) 15.0
 
Oct. 11, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (18) 1.5 μg/m3 (7) 18.0
 
Oct. 11, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 7.2 μg/m3 (31) 31.0
 
Oct. 11, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 2.3 μg/m3 (10) 14.0
 
Oct. 11, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 10.5 μg/m3 (44) 44.0
 
Oct. 11, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 7.0 μg/m3 (30) 30.0
 
Oct. 11, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 6.3 μg/m3 (27) 27.0
 
Oct. 11, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 5.0 μg/m3 (21) 21.0
 
Oct. 11, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 3.9 μg/m3 (17) 17.0
 
Oct. 11, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 5.2 μg/m3 (22) 22.0
 
Oct. 11, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (3) 6.0 μg/m3 (25) 25.0
 
Oct. 11, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 2.0 μg/m3 (9) 9.0
 
Oct. 11, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (28) 4.2 μg/m3 (18) 28.0
 
Oct. 11, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 4.4 μg/m3 (19) 19.0
 
Oct. 11, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 4.0 μg/m3 (17) 17.0
 
Oct. 11, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (9) 2.4 μg/m3 (10) 10.0
 
Oct. 11, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 5.5 μg/m3 (23) 23.0
 
Oct. 10, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (4) 4.5 μg/m3 (19) 19.0
 
Oct. 10, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 2.0 μg/m3 (2) 5.2 μg/m3 (22) 22.0
 
Oct. 10, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 1.0 μg/m3 (1) 3.1 μg/m3 (13) 13.0
 
Oct. 10, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 2.0 μg/m3 (9) 9.0
 
Oct. 10, 2021, 7 p.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
Oct. 10, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (5) 1.7 μg/m3 (8) 8.0
 
Oct. 10, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 4.6 μg/m3 (20) 20.0
 
Oct. 10, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 4.4 μg/m3 (19) 19.0
 
Oct. 10, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (11) 3.3 μg/m3 (14) 14.0
 
Oct. 10, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 0.7 μg/m3 (3) 15.0
 
Oct. 10, 2021, 1 p.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
 
Oct. 10, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 5.1 μg/m3 (22) 22.0
 
Oct. 10, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 3.4 μg/m3 (15) 15.0
 
Oct. 10, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (10) 3.0 μg/m3 (13) 13.0
 
Oct. 10, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 2.3 μg/m3 (10) 10.0
 
Oct. 10, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) 4.0 μg/m3 (17) 17.0
 
Oct. 10, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 4.0 μg/m3 (17) 17.0
 
Oct. 10, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 2.2 μg/m3 (10) 10.0
 
Oct. 10, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (7) 4.3 μg/m3 (18) 18.0
 
Oct. 10, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (6) 4.4 μg/m3 (19) 19.0
 
Oct. 10, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) 2.2 μg/m3 (10) 13.0
 
Oct. 10, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (8) -0.3 μg/m3 (0) 8.0
 
Oct. 10, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) 1.8 μg/m3 (8) 13.0