ID: 2297

AQSQID: 020200018

Site Name: Garden

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

Updated: June 6, 2020, 8:33 p.m.

Location: Anchorage (Airport Heights), AK

Reporting: True, Located: True

Current AQI: 17.0

Anchorage (Airport Heights) AK, US: 61.205861, -149.8246

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
June 6, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 11.0 μg/m3 (10) 4.0 μg/m3 (17) 17.0
 
June 6, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 11.0 μg/m3 (10) 5.0 μg/m3 (21) 21.0
 
June 6, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 12.0 μg/m3 (11) 4.0 μg/m3 (17) 17.0
 
June 6, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 9.0 μg/m3 (8) 5.0 μg/m3 (21) 21.0
 
June 6, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (3) 11.0 μg/m3 (10) 7.0 μg/m3 (29) 29.0
 
June 6, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 0.4 ppb (4) 12.0 μg/m3 (11) 5.0 μg/m3 (21) 21.0
 
June 6, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 7.0 μg/m3 (6) 1.0 μg/m3 (4) 6.0
 
June 6, 2020, noon N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 9.0 μg/m3 (8) 1.0 μg/m3 (4) 8.0
 
June 6, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 12.0 μg/m3 (11) 5.0 μg/m3 (21) 21.0
 
June 6, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 9.0 μg/m3 (8) 7.0 μg/m3 (29) 29.0
 
June 6, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 13.0 μg/m3 (12) 12.0 μg/m3 (50) 50.0
 
June 6, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 17.0 μg/m3 (15) 12.0 μg/m3 (50) 50.0
 
June 6, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 22.0 μg/m3 (20) 13.0 μg/m3 (52) 52.0
 
June 6, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 8.0 μg/m3 (7) 3.0 μg/m3 (12) 12.0
 
June 6, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 9.0 μg/m3 (8) 4.0 μg/m3 (17) 17.0
 
June 6, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 12.0 μg/m3 (11) 4.0 μg/m3 (17) 17.0
 
June 6, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 12.0 μg/m3 (11) 2.0 μg/m3 (8) 11.0
 
June 6, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 13.0 μg/m3 (12) 2.0 μg/m3 (8) 12.0
 
June 6, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (3) 10.0 μg/m3 (9) 1.0 μg/m3 (4) 9.0
 
June 6, 2020, midnight N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 21.0 μg/m3 (19) 3.0 μg/m3 (12) 19.0
 
June 5, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 17.0 μg/m3 (15) 2.0 μg/m3 (8) 15.0
 
June 5, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) N/A 1.0 μg/m3 (4) 4.0
 
June 5, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 14.0 μg/m3 (13) 3.0 μg/m3 (12) 13.0
 
June 5, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 14.0 μg/m3 (13) 3.0 μg/m3 (12) 13.0
 
June 5, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 14.0 μg/m3 (13) 3.0 μg/m3 (12) 13.0
 
June 5, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 21.0 μg/m3 (19) 5.0 μg/m3 (21) 21.0
 
June 5, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 19.0 μg/m3 (17) 5.0 μg/m3 (21) 21.0
 
June 5, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 18.0 μg/m3 (16) 4.0 μg/m3 (17) 17.0
 
June 5, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 22.0 μg/m3 (20) 6.0 μg/m3 (25) 25.0
 
June 5, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (3) 17.0 μg/m3 (15) 6.0 μg/m3 (25) 25.0
 
June 5, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 14.0 μg/m3 (13) 6.0 μg/m3 (25) 25.0
 
June 5, 2020, noon N/A N/A N/A N/A N/A N/A N/A 2.5 ppb (28) 16.0 μg/m3 (15) 5.0 μg/m3 (21) 28.0
 
June 5, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (3) 9.0 μg/m3 (8) -1.0 μg/m3 (0) 8.0
 
June 5, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 7.0 μg/m3 (6) 1.0 μg/m3 (4) 6.0
 
June 5, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 10.0 μg/m3 (9) 2.0 μg/m3 (8) 9.0
 
June 5, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 12.0 μg/m3 (11) 1.0 μg/m3 (4) 11.0
 
June 5, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 6.0 μg/m3 (5) 5.0 μg/m3 (21) 21.0
 
June 5, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 9.0 μg/m3 (8) 8.0 μg/m3 (33) 33.0
 
June 5, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 7.0 μg/m3 (6) 6.0 μg/m3 (25) 25.0
 
June 5, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 13.0 μg/m3 (12) 2.0 μg/m3 (8) 12.0
 
June 5, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 8.0 μg/m3 (7) 2.0 μg/m3 (8) 8.0
 
June 5, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 9.0 μg/m3 (8) 3.0 μg/m3 (12) 12.0
 
June 5, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 7.0 μg/m3 (6) 1.0 μg/m3 (4) 6.0
 
June 5, 2020, midnight N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 10.0 μg/m3 (9) 2.0 μg/m3 (8) 9.0
 
June 4, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 10.0 μg/m3 (9) 3.0 μg/m3 (12) 12.0
 
June 4, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 13.0 μg/m3 (12) 1.0 μg/m3 (4) 12.0
 
June 4, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 8.0 μg/m3 (7) 4.0 μg/m3 (17) 17.0
 
June 4, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 10.0 μg/m3 (9) 4.0 μg/m3 (17) 17.0
 
June 4, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 9.0 μg/m3 (8) -1.0 μg/m3 (0) 8.0
 
June 4, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 1.2 ppb (13) 6.0 μg/m3 (5) 3.0 μg/m3 (12) 13.0
 
June 4, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.6 ppb (7) 9.0 μg/m3 (8) 5.0 μg/m3 (21) 21.0
 
June 4, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 9.0 μg/m3 (8) 5.0 μg/m3 (21) 21.0
 
June 4, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 8.0 μg/m3 (7) 5.0 μg/m3 (21) 21.0
 
June 4, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 8.0 μg/m3 (7) 2.0 μg/m3 (8) 8.0
 
June 4, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 4.0 μg/m3 (4) 2.0 μg/m3 (8) 8.0
 
June 4, 2020, noon N/A N/A N/A N/A N/A N/A N/A 0.5 ppb (6) 3.0 μg/m3 (3) 4.0 μg/m3 (17) 17.0
 
June 4, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 4.0 μg/m3 (4) 2.0 μg/m3 (8) 8.0
 
June 4, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 2.0 μg/m3 (2) 1.0 μg/m3 (4) 4.0
 
June 4, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 0.0 μg/m3 (0) 3.0 μg/m3 (12) 12.0
 
June 4, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 1.0 ppb (11) 2.0 μg/m3 (2) 4.0 μg/m3 (17) 17.0
 
June 4, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 4.0 μg/m3 (4) 1.0 μg/m3 (4) 4.0
 
June 4, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 7.0 μg/m3 (6) 0.0 μg/m3 (0) 6.0
 
June 4, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 7.0 μg/m3 (6) 0.0 μg/m3 (0) 6.0
 
June 4, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 4.0 μg/m3 (4) 0.0 μg/m3 (0) 4.0
 
June 4, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 4.0 μg/m3 (4) -1.0 μg/m3 (0) 4.0
 
June 4, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 6.0 μg/m3 (5) -2.0 μg/m3 (0) 5.0
 
June 4, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 6.0 μg/m3 (5) 0.0 μg/m3 (0) 5.0
 
June 4, 2020, midnight N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 7.0 μg/m3 (6) 0.0 μg/m3 (0) 6.0
 
June 3, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 3.0 μg/m3 (3) 1.0 μg/m3 (4) 4.0
 
June 3, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 6.0 μg/m3 (5) 2.0 μg/m3 (8) 8.0
 
June 3, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 8.0 μg/m3 (7) -1.0 μg/m3 (0) 7.0
 
June 3, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 7.0 μg/m3 (6) 1.0 μg/m3 (4) 6.0
 
June 3, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 8.0 μg/m3 (7) 2.0 μg/m3 (8) 8.0
 
June 3, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 8.0 μg/m3 (7) 1.0 μg/m3 (4) 7.0
 
June 3, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 14.0 μg/m3 (13) 0.0 μg/m3 (0) 13.0
 
June 3, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 10.0 μg/m3 (9) -3.0 μg/m3 (0) 9.0
 
June 3, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 14.0 μg/m3 (13) 0.0 μg/m3 (0) 13.0
 
June 3, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (3) 12.0 μg/m3 (11) 4.0 μg/m3 (17) 17.0
 
June 3, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 9.0 μg/m3 (8) 6.0 μg/m3 (25) 25.0
 
June 3, 2020, noon N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 10.0 μg/m3 (9) 5.0 μg/m3 (21) 21.0
 
June 3, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 4.0 μg/m3 (4) 2.0 μg/m3 (8) 8.0
 
June 3, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 3.0 μg/m3 (3) 1.0 μg/m3 (4) 4.0
 
June 3, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 2.0 μg/m3 (2) 1.0 μg/m3 (4) 4.0
 
June 3, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 2.0 μg/m3 (2) 0.0 μg/m3 (0) 2.0
 
June 3, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 4.0 μg/m3 (4) 1.0 μg/m3 (4) 4.0
 
June 3, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 6.0 μg/m3 (5) 1.0 μg/m3 (4) 5.0
 
June 3, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 0.8 ppb (9) 7.0 μg/m3 (6) -1.0 μg/m3 (0) 9.0
 
June 3, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 4.0 μg/m3 (4) -2.0 μg/m3 (0) 4.0
 
June 3, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 3.0 μg/m3 (3) -3.0 μg/m3 (0) 3.0
 
June 3, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 2.0 μg/m3 (2) 1.0 μg/m3 (4) 4.0
 
June 3, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 7.0 μg/m3 (6) 1.0 μg/m3 (4) 6.0
 
June 3, 2020, midnight N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 11.0 μg/m3 (10) 0.0 μg/m3 (0) 10.0
 
June 2, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 9.0 μg/m3 (8) 0.0 μg/m3 (0) 8.0
 
June 2, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 17.0 μg/m3 (15) -1.0 μg/m3 (0) 15.0
 
June 2, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 7.0 μg/m3 (6) -3.0 μg/m3 (0) 6.0
 
June 2, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 5.0 μg/m3 (5) -4.0 μg/m3 (0) 5.0
 
June 2, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 7.0 μg/m3 (6) 0.0 μg/m3 (0) 6.0
 
June 2, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 11.0 μg/m3 (10) 2.0 μg/m3 (8) 10.0
 
June 2, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 14.0 μg/m3 (13) 2.0 μg/m3 (8) 13.0
 
June 2, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 20.0 μg/m3 (18) 3.0 μg/m3 (12) 18.0
 
June 2, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (3) 14.0 μg/m3 (13) 2.0 μg/m3 (8) 13.0
 
June 2, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (3) 10.0 μg/m3 (9) 3.0 μg/m3 (12) 12.0
 
June 2, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 5.0 μg/m3 (5) 3.0 μg/m3 (12) 12.0
 
June 2, 2020, noon N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 5.0 μg/m3 (5) 2.0 μg/m3 (8) 8.0
 
June 2, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 6.0 μg/m3 (5) 3.0 μg/m3 (12) 12.0
 
June 2, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 8.0 μg/m3 (7) 3.0 μg/m3 (12) 12.0
 
June 2, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 8.0 μg/m3 (7) 2.0 μg/m3 (8) 8.0
 
June 2, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 4.0 μg/m3 (4) -1.0 μg/m3 (0) 4.0
 
June 2, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 8.0 μg/m3 (7) 1.0 μg/m3 (4) 7.0
 
June 2, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 6.0 μg/m3 (5) -1.0 μg/m3 (0) 5.0
 
June 2, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 5.0 μg/m3 (5) -2.0 μg/m3 (0) 5.0
 
June 2, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 7.0 μg/m3 (6) -1.0 μg/m3 (0) 6.0
 
June 2, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 9.0 μg/m3 (8) 1.0 μg/m3 (4) 8.0
 
June 2, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 6.0 μg/m3 (5) 2.0 μg/m3 (8) 8.0
 
June 2, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 7.0 μg/m3 (6) 1.0 μg/m3 (4) 6.0
 
June 2, 2020, midnight N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 12.0 μg/m3 (11) -1.0 μg/m3 (0) 11.0
 
June 1, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 7.0 μg/m3 (6) -2.0 μg/m3 (0) 6.0
 
June 1, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 4.0 μg/m3 (4) -1.0 μg/m3 (0) 4.0
 
June 1, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 7.0 μg/m3 (6) 1.0 μg/m3 (4) 6.0
 
June 1, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 6.0 μg/m3 (5) 0.0 μg/m3 (0) 5.0
 
June 1, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 5.0 μg/m3 (5) 0.0 μg/m3 (0) 5.0
 
June 1, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 9.0 μg/m3 (8) 2.0 μg/m3 (8) 8.0
 
June 1, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 27.0 μg/m3 (25) 1.0 μg/m3 (4) 25.0
 
June 1, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 9.0 μg/m3 (8) 2.0 μg/m3 (8) 8.0
 
June 1, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.4 ppb (4) 17.0 μg/m3 (15) 3.0 μg/m3 (12) 15.0
 
June 1, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 0.4 ppb (4) 3.0 μg/m3 (3) 3.0 μg/m3 (12) 12.0
 
June 1, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (3) 5.0 μg/m3 (5) 5.0 μg/m3 (21) 21.0
 
June 1, 2020, noon N/A N/A N/A N/A N/A N/A N/A 3.1 ppb (34) 10.0 μg/m3 (9) 6.0 μg/m3 (25) 34.0
 
June 1, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (3) 12.0 μg/m3 (11) 7.0 μg/m3 (29) 29.0
 
June 1, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (3) 18.0 μg/m3 (16) 9.0 μg/m3 (38) 38.0
 
May 31, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 4.0 μg/m3 (4) 5.0 μg/m3 (21) 21.0
 
May 31, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 8.0 μg/m3 (7) 4.0 μg/m3 (17) 17.0
 
May 31, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 14.0 μg/m3 (13) 5.0 μg/m3 (21) 21.0
 
May 31, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 5.0 μg/m3 (5) 6.0 μg/m3 (25) 25.0
 
May 31, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 8.0 μg/m3 (7) 3.0 μg/m3 (12) 12.0
 
May 31, 2020, midnight N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 13.0 μg/m3 (12) 5.0 μg/m3 (21) 21.0
 
May 30, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 10.0 μg/m3 (9) 3.0 μg/m3 (12) 12.0
 
May 30, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 10.0 μg/m3 (9) 0.0 μg/m3 (0) 9.0
 
May 30, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 7.0 μg/m3 (6) 2.0 μg/m3 (8) 8.0
 
May 30, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 4.0 μg/m3 (4) 3.0 μg/m3 (12) 12.0
 
May 30, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 6.0 μg/m3 (5) 2.0 μg/m3 (8) 8.0
 
May 30, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 9.0 μg/m3 (8) 1.0 μg/m3 (4) 8.0
 
May 30, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 11.0 μg/m3 (10) 1.0 μg/m3 (4) 10.0
 
May 30, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 13.0 μg/m3 (12) 3.0 μg/m3 (12) 12.0
 
May 30, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 9.0 μg/m3 (8) 5.0 μg/m3 (21) 21.0
 
May 30, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 11.0 μg/m3 (10) 7.0 μg/m3 (29) 29.0
 
May 30, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 10.0 μg/m3 (9) 7.0 μg/m3 (29) 29.0
 
May 30, 2020, noon N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 17.0 μg/m3 (15) 10.0 μg/m3 (42) 42.0
 
May 30, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (3) 32.0 μg/m3 (29) 23.0 μg/m3 (73) 73.0
 
May 30, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (3) 44.0 μg/m3 (40) 35.0 μg/m3 (99) 99.0
 
May 30, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 26.0 μg/m3 (24) 12.0 μg/m3 (50) 50.0
 
May 30, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 25.0 μg/m3 (23) 17.0 μg/m3 (61) 61.0
 
May 30, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.4 ppb (4) 12.0 μg/m3 (11) 6.0 μg/m3 (25) 25.0
 
May 30, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 12.0 μg/m3 (11) 2.0 μg/m3 (8) 11.0
 
May 30, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 21.0 μg/m3 (19) 0.0 μg/m3 (0) 19.0
 
May 30, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 11.0 μg/m3 (10) -2.0 μg/m3 (0) 10.0
 
May 30, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 13.0 μg/m3 (12) 1.0 μg/m3 (4) 12.0
 
May 30, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 0.7 ppb (8) 19.0 μg/m3 (17) 4.0 μg/m3 (17) 17.0
 
May 30, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 18.0 μg/m3 (16) 1.0 μg/m3 (4) 16.0
 
May 30, 2020, midnight N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 11.0 μg/m3 (10) -1.0 μg/m3 (0) 10.0
 
May 29, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 10.0 μg/m3 (9) -3.0 μg/m3 (0) 9.0
 
May 29, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 13.0 μg/m3 (12) -1.0 μg/m3 (0) 12.0
 
May 29, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 10.0 μg/m3 (9) 2.0 μg/m3 (8) 9.0
 
May 29, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 7.0 μg/m3 (6) 3.0 μg/m3 (12) 12.0
 
May 29, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.1 ppb (1) 9.0 μg/m3 (8) 4.0 μg/m3 (17) 17.0
 
May 29, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 17.0 μg/m3 (15) 5.0 μg/m3 (21) 21.0
 
May 29, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (2) 13.0 μg/m3 (12) 5.0 μg/m3 (21) 21.0
 
May 29, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (3) 14.0 μg/m3 (13) 3.0 μg/m3 (12) 13.0