ID: 330

AQSQID: 150031001

Site Name: Honolulu

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

Updated: Sept. 25, 2020, 3:39 a.m.

Location: Honolulu (Downtown), HI

Reporting: True, Located: True

Current AQI: 38.0

Honolulu (Downtown) HI, US: 21.310301, -157.858093

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 25, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 12.0 μg/m3 (11) 9.0 μg/m3 (38) 38.0
 
Sept. 25, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 13.0 μg/m3 (12) 1.0 μg/m3 (4) 12.0
 
Sept. 25, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 14.0 μg/m3 (13) 2.0 μg/m3 (8) 13.0
 
Sept. 24, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 9.0 μg/m3 (8) 3.0 μg/m3 (12) 12.0
 
Sept. 24, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 6.0 μg/m3 (5) 0.0 μg/m3 (0) 5.0
 
Sept. 24, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 16.0 μg/m3 (15) 6.0 μg/m3 (25) 25.0
 
Sept. 24, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 11.0 μg/m3 (10) 2.0 μg/m3 (8) 10.0
 
Sept. 24, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 16.0 μg/m3 (15) 5.0 μg/m3 (21) 21.0
 
Sept. 24, 2020, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 17.0 μg/m3 (15) 3.0 μg/m3 (12) 15.0
 
Sept. 24, 2020, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 19.0 μg/m3 (17) 0.0 μg/m3 (0) 17.0
 
Sept. 24, 2020, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 16.0 μg/m3 (15) 7.0 μg/m3 (29) 29.0
 
Sept. 24, 2020, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 10.0 μg/m3 (9) 7.0 μg/m3 (29) 29.0
 
Sept. 24, 2020, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 14.0 μg/m3 (13) 2.0 μg/m3 (8) 13.0
 
Sept. 24, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 15.0 μg/m3 (14) 1.0 μg/m3 (4) 14.0
 
Sept. 24, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 5.0 μg/m3 (21) 21.0
 
Sept. 24, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (10) 3.0 μg/m3 (12) 12.0
 
Sept. 24, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 2.0 μg/m3 (8) 8.0
 
Sept. 24, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 5.0 μg/m3 (5) 5.0 μg/m3 (21) 21.0
 
Sept. 24, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 15.0 μg/m3 (14) 3.0 μg/m3 (12) 14.0
 
Sept. 24, 2020, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 9.0 μg/m3 (8) 4.0 μg/m3 (17) 17.0
 
Sept. 24, 2020, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 4.0 μg/m3 (4) 1.0 μg/m3 (4) 4.0
 
Sept. 24, 2020, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 0.0 μg/m3 (0) 0.0 μg/m3 (0) 2.0
 
Sept. 24, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 5.0 μg/m3 (5) 1.0 μg/m3 (4) 5.0
 
Sept. 24, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 9.0 μg/m3 (8) 7.0 μg/m3 (29) 29.0
 
Sept. 24, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 13.0 μg/m3 (12) 2.0 μg/m3 (8) 12.0
 
Sept. 24, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 15.0 μg/m3 (14) 3.0 μg/m3 (12) 14.0
 
Sept. 24, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 13.0 μg/m3 (12) 5.0 μg/m3 (21) 21.0
 
Sept. 23, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 16.0 μg/m3 (15) 4.0 μg/m3 (17) 17.0
 
Sept. 23, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 14.0 μg/m3 (13) 3.0 μg/m3 (12) 13.0
 
Sept. 23, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 13.0 μg/m3 (12) 5.0 μg/m3 (21) 21.0
 
Sept. 23, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 17.0 μg/m3 (15) 4.0 μg/m3 (17) 17.0
 
Sept. 23, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 19.0 μg/m3 (17) 5.0 μg/m3 (21) 21.0
 
Sept. 23, 2020, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 17.0 μg/m3 (15) 8.0 μg/m3 (33) 33.0
 
Sept. 23, 2020, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.3 ppb (3) 18.0 μg/m3 (16) 0.0 μg/m3 (0) 16.0
 
Sept. 23, 2020, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 9.0 μg/m3 (8) 5.0 μg/m3 (21) 21.0
 
Sept. 23, 2020, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 16.0 μg/m3 (15) 5.0 μg/m3 (21) 21.0
 
Sept. 23, 2020, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 17.0 μg/m3 (15) 4.0 μg/m3 (17) 17.0
 
Sept. 23, 2020, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 10.0 μg/m3 (9) 7.0 μg/m3 (29) 29.0
 
Sept. 23, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 11.0 μg/m3 (10) 5.0 μg/m3 (21) 21.0
 
Sept. 23, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 10.0 μg/m3 (9) 4.0 μg/m3 (17) 17.0
 
Sept. 23, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 11.0 μg/m3 (10) 2.0 μg/m3 (8) 10.0
 
Sept. 23, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 11.0 μg/m3 (10) 9.0 μg/m3 (38) 38.0
 
Sept. 23, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 9.0 μg/m3 (8) 4.0 μg/m3 (17) 17.0
 
Sept. 23, 2020, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 11.0 μg/m3 (10) 5.0 μg/m3 (21) 21.0
 
Sept. 23, 2020, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 9.0 μg/m3 (8) 4.0 μg/m3 (17) 17.0
 
Sept. 23, 2020, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 6.0 μg/m3 (5) 2.0 μg/m3 (8) 8.0
 
Sept. 23, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.3 ppb (3) 8.0 μg/m3 (7) 10.0 μg/m3 (42) 42.0
 
Sept. 23, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.3 ppb (3) 6.0 μg/m3 (5) 0.0 μg/m3 (0) 5.0
 
Sept. 23, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 9.0 μg/m3 (8) 15.0 μg/m3 (56) 56.0
 
Sept. 23, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.3 ppb (3) 11.0 μg/m3 (10) 2.0 μg/m3 (8) 10.0
 
Sept. 23, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 12.0 μg/m3 (11) 6.0 μg/m3 (25) 25.0
 
Sept. 22, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 9.0 μg/m3 (8) 3.0 μg/m3 (12) 12.0
 
Sept. 22, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 16.0 μg/m3 (15) 4.0 μg/m3 (17) 17.0
 
Sept. 22, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 21.0 μg/m3 (19) 7.0 μg/m3 (29) 29.0
 
Sept. 22, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 17.0 μg/m3 (15) 3.0 μg/m3 (12) 15.0
 
Sept. 22, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 12.0 μg/m3 (11) 5.0 μg/m3 (21) 21.0
 
Sept. 22, 2020, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 11.0 μg/m3 (10) 5.0 μg/m3 (21) 21.0
 
Sept. 22, 2020, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.3 ppb (3) 12.0 μg/m3 (11) 0.0 μg/m3 (0) 11.0
 
Sept. 22, 2020, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.3 ppb (3) 10.0 μg/m3 (9) 1.0 μg/m3 (4) 9.0
 
Sept. 22, 2020, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.3 ppb (3) 11.0 μg/m3 (10) 4.0 μg/m3 (17) 17.0
 
Sept. 22, 2020, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 12.0 μg/m3 (11) 2.0 μg/m3 (8) 11.0
 
Sept. 22, 2020, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 10.0 μg/m3 (9) 0.0 μg/m3 (0) 9.0
 
Sept. 22, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 9.0 μg/m3 (8) 2.0 μg/m3 (8) 8.0
 
Sept. 22, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 7.0 μg/m3 (6) 0.0 μg/m3 (0) 6.0
 
Sept. 22, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 8.0 μg/m3 (7) 4.0 μg/m3 (17) 17.0
 
Sept. 22, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 4.0 μg/m3 (4) 3.0 μg/m3 (12) 12.0
 
Sept. 22, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 8.0 μg/m3 (7) 3.0 μg/m3 (12) 12.0
 
Sept. 22, 2020, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 8.0 μg/m3 (7) 1.0 μg/m3 (4) 7.0
 
Sept. 22, 2020, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 6.0 μg/m3 (5) 4.0 μg/m3 (17) 17.0
 
Sept. 22, 2020, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 2.0 μg/m3 (2) 2.0 μg/m3 (8) 8.0
 
Sept. 22, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 4.0 μg/m3 (4) 0.0 μg/m3 (0) 4.0
 
Sept. 22, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 3.0 μg/m3 (3) 1.0 μg/m3 (4) 4.0
 
Sept. 22, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 5.0 μg/m3 (5) 1.0 μg/m3 (4) 5.0
 
Sept. 22, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 7.0 μg/m3 (6) 0.0 μg/m3 (0) 6.0
 
Sept. 22, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 6.0 μg/m3 (5) 0.0 μg/m3 (0) 5.0
 
Sept. 21, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 10.0 μg/m3 (9) 4.0 μg/m3 (17) 17.0
 
Sept. 21, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 8.0 μg/m3 (7) 0.0 μg/m3 (0) 7.0
 
Sept. 21, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 8.0 μg/m3 (7) 3.0 μg/m3 (12) 12.0
 
Sept. 21, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 12.0 μg/m3 (11) 2.0 μg/m3 (8) 11.0
 
Sept. 21, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 7.0 μg/m3 (6) 0.0 μg/m3 (0) 6.0
 
Sept. 21, 2020, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 9.0 μg/m3 (8) 3.0 μg/m3 (12) 12.0
 
Sept. 21, 2020, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.3 ppb (3) 12.0 μg/m3 (11) 1.0 μg/m3 (4) 11.0
 
Sept. 21, 2020, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.4 ppb (4) 13.0 μg/m3 (12) 1.0 μg/m3 (4) 12.0
 
Sept. 21, 2020, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 11.0 μg/m3 (10) 5.0 μg/m3 (21) 21.0
 
Sept. 21, 2020, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 7.0 μg/m3 (6) 4.0 μg/m3 (17) 17.0
 
Sept. 21, 2020, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 8.0 μg/m3 (7) 5.0 μg/m3 (21) 21.0
 
Sept. 21, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 2.0 μg/m3 (8) 8.0
 
Sept. 21, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 1.0 μg/m3 (4) 8.0
 
Sept. 21, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 7.0 μg/m3 (6) 2.0 μg/m3 (8) 8.0
 
Sept. 21, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 8.0 μg/m3 (7) 2.0 μg/m3 (8) 8.0
 
Sept. 21, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 8.0 μg/m3 (7) 4.0 μg/m3 (17) 17.0
 
Sept. 21, 2020, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 5.0 μg/m3 (5) 2.0 μg/m3 (8) 8.0
 
Sept. 21, 2020, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 0.0 μg/m3 (0) 0.0 μg/m3 (0) 2.0
 
Sept. 21, 2020, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 0.0 μg/m3 (0) 1.0 μg/m3 (4) 4.0
 
Sept. 21, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 0.0 μg/m3 (0) 0.0 μg/m3 (0) 2.0
 
Sept. 21, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 4.0 μg/m3 (4) 2.0 μg/m3 (8) 8.0
 
Sept. 21, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 7.0 μg/m3 (6) 12.0 μg/m3 (50) 50.0
 
Sept. 21, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 10.0 μg/m3 (9) 7.0 μg/m3 (29) 29.0
 
Sept. 21, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 9.0 μg/m3 (8) 1.0 μg/m3 (4) 8.0
 
Sept. 20, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 12.0 μg/m3 (11) 14.0 μg/m3 (54) 54.0
 
Sept. 20, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 13.0 μg/m3 (12) 11.0 μg/m3 (46) 46.0
 
Sept. 20, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 9.0 μg/m3 (8) 6.0 μg/m3 (25) 25.0
 
Sept. 20, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 14.0 μg/m3 (13) 0.0 μg/m3 (0) 13.0
 
Sept. 20, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 13.0 μg/m3 (12) 5.0 μg/m3 (21) 21.0
 
Sept. 20, 2020, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 9.0 μg/m3 (8) 6.0 μg/m3 (25) 25.0
 
Sept. 20, 2020, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 3.0 μg/m3 (3) 0.0 μg/m3 (0) 3.0
 
Sept. 20, 2020, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 4.0 μg/m3 (4) 2.0 μg/m3 (8) 8.0
 
Sept. 20, 2020, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 6.0 μg/m3 (5) 0.0 μg/m3 (0) 5.0
 
Sept. 20, 2020, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 3.0 μg/m3 (3) 3.0 μg/m3 (12) 12.0
 
Sept. 20, 2020, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 4.0 μg/m3 (4) 2.0 μg/m3 (8) 8.0
 
Sept. 20, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 5.0 μg/m3 (5) 0.0 μg/m3 (0) 5.0
 
Sept. 20, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 9.0 μg/m3 (8) 4.0 μg/m3 (17) 17.0
 
Sept. 20, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 4.0 μg/m3 (4) 2.0 μg/m3 (8) 8.0
 
Sept. 20, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 6.0 μg/m3 (5) 0.0 μg/m3 (0) 5.0
 
Sept. 20, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 2.0 μg/m3 (2) 0.0 μg/m3 (0) 2.0
 
Sept. 20, 2020, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 2.0 μg/m3 (2) 2.0 μg/m3 (8) 8.0
 
Sept. 20, 2020, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 0.0 μg/m3 (0) 1.0 μg/m3 (4) 4.0
 
Sept. 20, 2020, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 0.0 μg/m3 (0) 2.0 μg/m3 (8) 8.0
 
Sept. 20, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 3.0 μg/m3 (3) 0.0 μg/m3 (0) 3.0
 
Sept. 20, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 4.0 μg/m3 (4) 9.0 μg/m3 (38) 38.0
 
Sept. 20, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 6.0 μg/m3 (5) 4.0 μg/m3 (17) 17.0
 
Sept. 20, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 4.0 μg/m3 (4) 1.0 μg/m3 (4) 4.0
 
Sept. 20, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 3.0 μg/m3 (3) 5.0 μg/m3 (21) 21.0
 
Sept. 19, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 5.0 μg/m3 (5) 0.0 μg/m3 (0) 5.0
 
Sept. 19, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 7.0 μg/m3 (6) 2.0 μg/m3 (8) 8.0
 
Sept. 19, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 8.0 μg/m3 (7) 3.0 μg/m3 (12) 12.0
 
Sept. 19, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 10.0 μg/m3 (9) 9.0 μg/m3 (38) 38.0
 
Sept. 19, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 5.0 μg/m3 (5) 0.0 μg/m3 (0) 5.0
 
Sept. 19, 2020, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 8.0 μg/m3 (7) 3.0 μg/m3 (12) 12.0
 
Sept. 19, 2020, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 5.0 μg/m3 (5) 0.0 μg/m3 (0) 5.0
 
Sept. 19, 2020, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 6.0 μg/m3 (5) 3.0 μg/m3 (12) 12.0
 
Sept. 19, 2020, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 7.0 μg/m3 (6) 2.0 μg/m3 (8) 8.0
 
Sept. 19, 2020, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 4.0 μg/m3 (4) 1.0 μg/m3 (4) 4.0
 
Sept. 19, 2020, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 6.0 μg/m3 (5) 0.0 μg/m3 (0) 5.0
 
Sept. 19, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 10.0 μg/m3 (9) 1.0 μg/m3 (4) 9.0
 
Sept. 19, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 11.0 μg/m3 (10) 2.0 μg/m3 (8) 10.0
 
Sept. 19, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 7.0 μg/m3 (6) 3.0 μg/m3 (12) 12.0
 
Sept. 19, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 5.0 μg/m3 (5) 0.0 μg/m3 (0) 5.0
 
Sept. 19, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 9.0 μg/m3 (8) 2.0 μg/m3 (8) 8.0
 
Sept. 19, 2020, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 9.0 μg/m3 (8) 2.0 μg/m3 (8) 8.0
 
Sept. 19, 2020, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 6.0 μg/m3 (5) 3.0 μg/m3 (12) 12.0
 
Sept. 19, 2020, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 8.0 μg/m3 (7) 1.0 μg/m3 (4) 7.0
 
Sept. 19, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 5.0 μg/m3 (5) 4.0 μg/m3 (17) 17.0
 
Sept. 19, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 17.0 μg/m3 (15) 4.0 μg/m3 (17) 17.0
 
Sept. 19, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 13.0 μg/m3 (12) 5.0 μg/m3 (21) 21.0
 
Sept. 19, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 16.0 μg/m3 (15) 0.0 μg/m3 (0) 15.0
 
Sept. 19, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 6.0 μg/m3 (5) N/A 5.0
 
Sept. 18, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 4.0 μg/m3 (4) 0.0 μg/m3 (0) 4.0
 
Sept. 18, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 11.0 μg/m3 (10) 7.0 μg/m3 (29) 29.0
 
Sept. 18, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 11.0 μg/m3 (10) 4.0 μg/m3 (17) 17.0
 
Sept. 18, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 11.0 μg/m3 (10) 0.0 μg/m3 (0) 10.0
 
Sept. 18, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 15.0 μg/m3 (14) 5.0 μg/m3 (21) 21.0
 
Sept. 18, 2020, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 12.0 μg/m3 (11) 1.0 μg/m3 (4) 11.0
 
Sept. 18, 2020, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 17.0 μg/m3 (15) 3.0 μg/m3 (12) 15.0
 
Sept. 18, 2020, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 15.0 μg/m3 (14) 4.0 μg/m3 (17) 17.0
 
Sept. 18, 2020, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 12.0 μg/m3 (11) 7.0 μg/m3 (29) 29.0
 
Sept. 18, 2020, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 9.0 μg/m3 (8) 3.0 μg/m3 (12) 12.0
 
Sept. 18, 2020, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 10.0 μg/m3 (9) 2.0 μg/m3 (8) 9.0
 
Sept. 18, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 9.0 μg/m3 (8) 4.0 μg/m3 (17) 17.0
 
Sept. 18, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 13.0 μg/m3 (12) 2.0 μg/m3 (8) 12.0
 
Sept. 18, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 10.0 μg/m3 (9) 5.0 μg/m3 (21) 21.0
 
Sept. 18, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 10.0 μg/m3 (9) 4.0 μg/m3 (17) 17.0
 
Sept. 18, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.2 ppb (2) 13.0 μg/m3 (12) 2.0 μg/m3 (8) 12.0
 
Sept. 18, 2020, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 7.0 μg/m3 (6) 6.0 μg/m3 (25) 25.0
 
Sept. 18, 2020, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 5.0 μg/m3 (5) 2.0 μg/m3 (8) 8.0
 
Sept. 18, 2020, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 4.0 μg/m3 (4) 3.0 μg/m3 (12) 12.0
 
Sept. 18, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 5.0 μg/m3 (5) 4.0 μg/m3 (17) 17.0
 
Sept. 18, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (1) 8.0 μg/m3 (7) 2.0 μg/m3 (8) 8.0