ID: 7892

AQSQID: 840MMCA82006

Site Name: Mmca82006

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

Updated: Aug. 6, 2020, 9:42 p.m.

Location: Pollock Pines (Blair Rd), MM

Reporting: False, Located: True

Current AQI: None

Pollock Pines (Blair Rd) MM, US: 38.765806, -120.595894

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
March 25, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.7 μg/m3 (7) 7.0
 
March 25, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.8 μg/m3 (37) 37.0
 
March 24, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.7 μg/m3 (24) 24.0
 
March 24, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.7 μg/m3 (3) 3.0
 
March 24, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.7 μg/m3 (3) 3.0
 
March 24, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.9 μg/m3 (4) 4.0
 
March 24, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.4 μg/m3 (0) N/A
March 24, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -1.3 μg/m3 (0) N/A
March 24, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.1 μg/m3 (13) 13.0
 
March 24, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -2.2 μg/m3 (0) N/A
March 24, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -1.0 μg/m3 (0) N/A
March 24, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.6 μg/m3 (0) N/A
March 24, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.7 μg/m3 (0) N/A
March 24, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.1 μg/m3 (5) 5.0
 
March 24, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -1.8 μg/m3 (0) N/A
March 24, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.6 μg/m3 (19) 19.0
 
March 24, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.7 μg/m3 (3) 3.0
 
March 24, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.2 μg/m3 (1) 1.0
 
March 24, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.3 μg/m3 (0) N/A
March 24, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (12) 12.0
 
March 24, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.8 μg/m3 (16) 16.0
 
March 24, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.6 μg/m3 (2) 2.0
 
March 24, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.1 μg/m3 (13) 13.0
 
March 24, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.5 μg/m3 (27) 27.0
 
March 23, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.8 μg/m3 (37) 37.0
 
March 23, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.9 μg/m3 (16) 16.0
 
March 23, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.6 μg/m3 (23) 23.0
 
March 23, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.8 μg/m3 (16) 16.0
 
March 23, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.7 μg/m3 (0) N/A
March 23, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.4 μg/m3 (23) 23.0
 
March 23, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.8 μg/m3 (20) 20.0
 
March 23, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.6 μg/m3 (11) 11.0
 
March 23, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.9 μg/m3 (29) 29.0
 
March 23, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.8 μg/m3 (28) 28.0
 
March 23, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.3 μg/m3 (35) 35.0
 
March 23, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.3 μg/m3 (10) 10.0
 
March 23, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.2 μg/m3 (1) 1.0
 
March 23, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.6 μg/m3 (15) 15.0
 
March 23, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -2.6 μg/m3 (0) N/A
March 23, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -1.4 μg/m3 (0) N/A
March 23, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -1.6 μg/m3 (0) N/A
March 23, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.1 μg/m3 (5) 5.0
 
March 23, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.9 μg/m3 (16) 16.0
 
March 23, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.9 μg/m3 (0) N/A
March 23, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -1.4 μg/m3 (0) N/A
March 23, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (12) 12.0
 
March 23, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -3.6 μg/m3 (0) N/A
March 23, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.2 μg/m3 (50) 50.0
 
March 22, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.1 μg/m3 (25) 25.0
 
March 22, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.6 μg/m3 (0) N/A
March 22, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.0 μg/m3 (17) 17.0
 
March 22, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.3 μg/m3 (18) 18.0
 
March 22, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.7 μg/m3 (28) 28.0
 
March 22, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.3 μg/m3 (22) 22.0
 
March 22, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.9 μg/m3 (4) 4.0
 
March 22, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.7 μg/m3 (11) 11.0
 
March 22, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -2.5 μg/m3 (0) N/A
March 22, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.5 μg/m3 (2) 2.0
 
March 22, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) N/A
March 22, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -2.4 μg/m3 (0) N/A
March 22, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.3 μg/m3 (18) 18.0
 
March 22, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.9 μg/m3 (12) 12.0
 
March 22, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.7 μg/m3 (24) 24.0
 
March 22, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.3 μg/m3 (39) 39.0
 
March 22, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.9 μg/m3 (20) 20.0
 
March 22, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 25.4 μg/m3 (79) 79.0
 
March 22, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.7 μg/m3 (45) 45.0
 
March 22, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.4 μg/m3 (10) 10.0
 
March 22, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.3 μg/m3 (22) 22.0
 
March 22, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.8 μg/m3 (12) 12.0
 
March 22, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.6 μg/m3 (44) 44.0
 
March 21, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.4 μg/m3 (43) 43.0
 
March 21, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.4 μg/m3 (31) 31.0
 
March 21, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.7 μg/m3 (20) 20.0
 
March 21, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.1 μg/m3 (21) 21.0
 
March 21, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.1 μg/m3 (25) 25.0
 
March 21, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.2 μg/m3 (18) 18.0
 
March 21, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
March 21, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.4 μg/m3 (2) 2.0
 
March 21, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.5 μg/m3 (0) N/A
March 21, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.2 μg/m3 (1) 1.0
 
March 21, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.3 μg/m3 (18) 18.0
 
March 21, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.7 μg/m3 (3) 3.0
 
March 21, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -3.1 μg/m3 (0) N/A
March 21, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.7 μg/m3 (0) N/A
March 21, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.2 μg/m3 (5) 5.0
 
March 21, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.3 μg/m3 (10) 10.0
 
March 21, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.3 μg/m3 (5) 5.0
 
March 21, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.5 μg/m3 (6) 6.0
 
March 21, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 28.1 μg/m3 (84) 84.0
 
March 21, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.7 μg/m3 (51) 51.0
 
March 21, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.6 μg/m3 (19) 19.0
 
March 21, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.9 μg/m3 (12) 12.0
 
March 21, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (12) 12.0
 
March 20, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.5 μg/m3 (19) 19.0
 
March 20, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.6 μg/m3 (11) 11.0
 
March 20, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.6 μg/m3 (11) 11.0
 
March 20, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.5 μg/m3 (2) 2.0
 
March 20, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.6 μg/m3 (7) 7.0
 
March 20, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.1 μg/m3 (0) N/A
March 20, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -1.2 μg/m3 (0) N/A
March 20, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.4 μg/m3 (0) N/A
March 20, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.9 μg/m3 (4) 4.0
 
March 20, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -1.7 μg/m3 (0) N/A
March 20, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -1.8 μg/m3 (0) N/A
March 20, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (12) 12.0
 
March 20, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.3 μg/m3 (10) 10.0
 
March 20, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (29) 29.0
 
March 20, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
March 20, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.5 μg/m3 (19) 19.0
 
March 20, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.2 μg/m3 (34) 34.0
 
March 20, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.5 μg/m3 (35) 35.0
 
March 20, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.0 μg/m3 (0) N/A
March 20, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (29) 29.0
 
March 20, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.9 μg/m3 (0) N/A
March 19, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.5 μg/m3 (6) 6.0
 
March 19, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.6 μg/m3 (19) 19.0
 
March 19, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.1 μg/m3 (17) 17.0
 
March 19, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 53.8 μg/m3 (146) 146.0
 
March 19, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -2.4 μg/m3 (0) N/A
March 19, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -4.1 μg/m3 (0) N/A
March 19, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (42) 42.0
 
March 19, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.6 μg/m3 (11) 11.0
 
March 19, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.5 μg/m3 (0) N/A
March 19, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.5 μg/m3 (10) 10.0
 
March 19, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (42) 42.0
 
March 19, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.4 μg/m3 (0) N/A
March 19, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.1 μg/m3 (50) 50.0
 
March 19, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.7 μg/m3 (66) 66.0
 
March 19, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (42) 42.0
 
March 19, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.2 μg/m3 (13) 13.0
 
March 19, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.6 μg/m3 (11) 11.0
 
March 19, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
March 19, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.4 μg/m3 (14) 14.0
 
March 19, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.8 μg/m3 (8) 8.0
 
March 19, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.5 μg/m3 (0) N/A
March 18, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.6 μg/m3 (15) 15.0
 
March 18, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.7 μg/m3 (11) 11.0
 
March 18, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.9 μg/m3 (4) 4.0
 
March 18, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.8 μg/m3 (12) 12.0
 
March 18, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.4 μg/m3 (10) 10.0
 
March 18, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.7 μg/m3 (0) N/A
March 18, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -2.1 μg/m3 (0) N/A
March 18, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.4 μg/m3 (2) 2.0
 
March 18, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.5 μg/m3 (2) 2.0
 
March 18, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.3 μg/m3 (10) 10.0
 
March 18, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.5 μg/m3 (2) 2.0
 
March 18, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.4 μg/m3 (2) 2.0
 
March 18, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.7 μg/m3 (3) 3.0
 
March 18, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.2 μg/m3 (0) N/A
March 18, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.4 μg/m3 (6) 6.0
 
March 18, 2020, 8 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
 
March 18, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.6 μg/m3 (23) 23.0
 
March 18, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (29) 29.0
 
March 18, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.6 μg/m3 (19) 19.0
 
March 18, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.5 μg/m3 (19) 19.0
 
March 18, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.4 μg/m3 (18) 18.0
 
March 18, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -0.7 μg/m3 (0) N/A
March 18, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.3 μg/m3 (14) 14.0
 
March 18, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.5 μg/m3 (6) 6.0
 
March 17, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.8 μg/m3 (24) 24.0
 
March 17, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.6 μg/m3 (2) 2.0
 
March 17, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.9 μg/m3 (50) 50.0
 
March 17, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -3.6 μg/m3 (0) N/A
March 17, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -1.4 μg/m3 (0) N/A
March 17, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (21) 21.0
 
March 17, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.2 μg/m3 (38) 38.0
 
March 17, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.4 μg/m3 (35) 35.0