ID: 2297

AQSQID: 020200018

Site Name: Garden

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

Updated: Dec. 5, 2021, 12:07 a.m.

Location: Anchorage (Airport Heights), AK

Reporting: True, Located: True

Current AQI: 25.0

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
Dec. 4, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 0.26 ppb (4) 7.0 μg/m3 (7) 6.0 μg/m3 (25) 25.0
 
Dec. 4, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 0.25 ppb (3) 6.0 μg/m3 (6) 6.0 μg/m3 (25) 25.0
 
Dec. 4, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.27 ppb (4) 8.0 μg/m3 (8) 10.0 μg/m3 (42) 42.0
 
Dec. 4, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.25 ppb (3) 8.0 μg/m3 (8) 10.0 μg/m3 (42) 42.0
 
Dec. 4, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (4) 11.0 μg/m3 (11) 11.0 μg/m3 (46) 46.0
 
Dec. 4, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (4) 7.0 μg/m3 (7) 9.0 μg/m3 (38) 38.0
 
Dec. 4, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.27 ppb (4) 8.0 μg/m3 (8) 6.0 μg/m3 (25) 25.0
 
Dec. 4, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.37 ppb (5) 12.0 μg/m3 (12) 11.0 μg/m3 (46) 46.0
 
Dec. 4, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.76 ppb (10) 12.0 μg/m3 (12) 14.0 μg/m3 (55) 55.0
 
Dec. 4, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 0.56 ppb (7) 9.0 μg/m3 (9) 13.0 μg/m3 (53) 53.0
 
Dec. 4, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.31 ppb (4) 9.0 μg/m3 (9) 11.0 μg/m3 (46) 46.0
 
Dec. 4, 2021, noon N/A N/A N/A N/A N/A N/A N/A 0.27 ppb (4) 9.0 μg/m3 (9) 10.0 μg/m3 (42) 42.0
 
Dec. 4, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.22 ppb (3) 10.0 μg/m3 (10) 9.0 μg/m3 (38) 38.0
 
Dec. 4, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 0.21 ppb (3) 7.0 μg/m3 (7) 8.0 μg/m3 (34) 34.0
 
Dec. 4, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 6.0 μg/m3 (25) 25.0
 
Dec. 4, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 0.25 ppb (3) 9.0 μg/m3 (9) 8.0 μg/m3 (34) 34.0
 
Dec. 4, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.33 ppb (4) 13.0 μg/m3 (13) 11.0 μg/m3 (46) 46.0
 
Dec. 4, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.24 ppb (3) 12.0 μg/m3 (12) 8.0 μg/m3 (34) 34.0
 
Dec. 4, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 0.27 ppb (4) 12.0 μg/m3 (12) 7.0 μg/m3 (30) 30.0
 
Dec. 4, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 0.35 ppb (4) 13.0 μg/m3 (13) 6.0 μg/m3 (25) 25.0
 
Dec. 4, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.41 ppb (5) 17.0 μg/m3 (16) N/A 16.0
 
Dec. 4, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 0.48 ppb (6) 19.0 μg/m3 (18) N/A 18.0
 
Dec. 4, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 0.55 ppb (7) 8.0 μg/m3 (8) 82.0 μg/m3 (165) 165.0
 
Dec. 4, 2021, midnight N/A N/A N/A N/A N/A N/A N/A 0.56 ppb (7) N/A N/A 7.0
 
Dec. 3, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (4) 6.0 μg/m3 (6) N/A 6.0
 
Dec. 3, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 0.4 ppb (5) 8.0 μg/m3 (8) N/A 8.0
 
Dec. 3, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.56 ppb (7) N/A N/A 7.0
 
Dec. 3, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.43 ppb (5) 10.0 μg/m3 (10) N/A 10.0
 
Dec. 3, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.47 ppb (6) 17.0 μg/m3 (16) N/A 16.0
 
Dec. 3, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.93 ppb (11) 20.0 μg/m3 (19) N/A 19.0
 
Dec. 3, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 1.17 ppb (14) 19.0 μg/m3 (18) N/A 18.0
 
Dec. 3, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 1.93 ppb (22) N/A N/A 22.0
 
Dec. 3, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 1.01 ppb (12) N/A N/A 12.0
 
Dec. 3, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 0.6 ppb (7) N/A N/A 7.0
 
Dec. 3, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.62 ppb (7) N/A N/A 7.0
 
Dec. 3, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.89 ppb (11) N/A N/A 11.0
 
Dec. 3, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 1.03 ppb (12) N/A N/A 12.0
 
Dec. 3, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 1.08 ppb (13) N/A N/A 13.0
 
Dec. 3, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 1.25 ppb (14) N/A N/A 14.0
 
Dec. 3, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 1.36 ppb (16) N/A N/A 16.0
 
Dec. 3, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 1.32 ppb (15) N/A N/A 15.0
 
Dec. 3, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 1.35 ppb (16) N/A N/A 16.0
 
Dec. 3, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 1.61 ppb (19) N/A N/A 19.0
 
Dec. 3, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 1.32 ppb (15) N/A N/A 15.0
 
Dec. 3, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 1.15 ppb (13) 20.0 μg/m3 (19) 27.0 μg/m3 (83) 83.0
 
Dec. 3, 2021, midnight N/A N/A N/A N/A N/A N/A N/A 0.51 ppb (6) 13.0 μg/m3 (13) 9.0 μg/m3 (38) 38.0
 
Dec. 2, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 0.6 ppb (7) 14.0 μg/m3 (13) 7.0 μg/m3 (30) 30.0
 
Dec. 2, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 1.36 ppb (16) 17.0 μg/m3 (16) 8.0 μg/m3 (34) 34.0
 
Dec. 2, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 1.36 ppb (16) 17.0 μg/m3 (16) 8.0 μg/m3 (34) 34.0
 
Dec. 2, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 1.27 ppb (15) 23.0 μg/m3 (22) 18.0 μg/m3 (64) 64.0
 
Dec. 2, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.99 ppb (12) 16.0 μg/m3 (15) 7.0 μg/m3 (30) 30.0
 
Dec. 2, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 1.35 ppb (16) 10.0 μg/m3 (10) 5.0 μg/m3 (21) 21.0
 
Dec. 2, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 1.31 ppb (15) 11.0 μg/m3 (11) 4.0 μg/m3 (17) 17.0
 
Dec. 2, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.32 ppb (4) 7.0 μg/m3 (7) 3.0 μg/m3 (13) 13.0
 
Dec. 2, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.54 ppb (6) 10.0 μg/m3 (10) 4.0 μg/m3 (17) 17.0
 
Dec. 2, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.26 ppb (4) 10.0 μg/m3 (10) 0.0 μg/m3 (0) 10.0
 
Dec. 2, 2021, noon N/A N/A N/A N/A N/A N/A N/A 0.18 ppb (3) 9.0 μg/m3 (9) 4.0 μg/m3 (17) 17.0
 
Dec. 2, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.14 ppb (2) 4.0 μg/m3 (4) 5.0 μg/m3 (21) 21.0
 
Dec. 2, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 0.18 ppb (3) 3.0 μg/m3 (3) 7.0 μg/m3 (30) 30.0
 
Dec. 2, 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) 2.0 μg/m3 (9) 9.0
 
Dec. 2, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 0.13 ppb (2) 6.0 μg/m3 (6) 3.0 μg/m3 (13) 13.0
 
Dec. 2, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.14 ppb (2) 6.0 μg/m3 (6) 3.0 μg/m3 (13) 13.0
 
Dec. 2, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.14 ppb (2) 5.0 μg/m3 (5) 3.0 μg/m3 (13) 13.0
 
Dec. 2, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 0.16 ppb (3) 5.0 μg/m3 (5) 5.0 μg/m3 (21) 21.0
 
Dec. 2, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 0.18 ppb (3) 2.0 μg/m3 (2) 3.0 μg/m3 (13) 13.0
 
Dec. 2, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (3) 3.0 μg/m3 (3) 4.0 μg/m3 (17) 17.0
 
Dec. 2, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 0.21 ppb (3) 4.0 μg/m3 (4) 5.0 μg/m3 (21) 21.0
 
Dec. 2, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 0.21 ppb (3) 2.0 μg/m3 (2) 2.0 μg/m3 (9) 9.0
 
Dec. 2, 2021, midnight N/A N/A N/A N/A N/A N/A N/A 0.18 ppb (3) 1.0 μg/m3 (1) 0.0 μg/m3 (0) 3.0
 
Dec. 1, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (3) 3.0 μg/m3 (3) 1.0 μg/m3 (5) 5.0
 
Dec. 1, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (3) 4.0 μg/m3 (4) 2.0 μg/m3 (9) 9.0
 
Dec. 1, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (3) 4.0 μg/m3 (4) 2.0 μg/m3 (9) 9.0
 
Dec. 1, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.23 ppb (3) 3.0 μg/m3 (3) 3.0 μg/m3 (13) 13.0
 
Dec. 1, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.24 ppb (3) 2.0 μg/m3 (2) 5.0 μg/m3 (21) 21.0
 
Dec. 1, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.28 ppb (4) 4.0 μg/m3 (4) 5.0 μg/m3 (21) 21.0
 
Dec. 1, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.27 ppb (4) 4.0 μg/m3 (4) 4.0 μg/m3 (17) 17.0
 
Dec. 1, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.21 ppb (3) 4.0 μg/m3 (4) 6.0 μg/m3 (25) 25.0
 
Dec. 1, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.24 ppb (3) 5.0 μg/m3 (5) 6.0 μg/m3 (25) 25.0
 
Dec. 1, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.21 ppb (3) 5.0 μg/m3 (5) 10.0 μg/m3 (42) 42.0
 
Dec. 1, 2021, noon N/A N/A N/A N/A N/A N/A N/A 0.14 ppb (2) 3.0 μg/m3 (3) 2.0 μg/m3 (9) 9.0
 
Dec. 1, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.15 ppb (2) 6.0 μg/m3 (6) 3.0 μg/m3 (13) 13.0
 
Dec. 1, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 0.19 ppb (3) 5.0 μg/m3 (5) 8.0 μg/m3 (34) 34.0
 
Dec. 1, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.23 ppb (3) 7.0 μg/m3 (7) 10.0 μg/m3 (42) 42.0
 
Dec. 1, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.23 ppb (3) 7.0 μg/m3 (7) 5.0 μg/m3 (21) 21.0
 
Dec. 1, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 0.32 ppb (4) 4.0 μg/m3 (4) 5.0 μg/m3 (21) 21.0
 
Dec. 1, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 0.27 ppb (4) 4.0 μg/m3 (4) 6.0 μg/m3 (25) 25.0
 
Dec. 1, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.25 ppb (3) 5.0 μg/m3 (5) 3.0 μg/m3 (13) 13.0
 
Dec. 1, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 0.25 ppb (3) 2.0 μg/m3 (2) 5.0 μg/m3 (21) 21.0
 
Dec. 1, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 0.18 ppb (3) 6.0 μg/m3 (6) 7.0 μg/m3 (30) 30.0
 
Dec. 1, 2021, midnight N/A N/A N/A N/A N/A N/A N/A 0.21 ppb (3) 8.0 μg/m3 (8) 6.0 μg/m3 (25) 25.0
 
Nov. 30, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 0.29 ppb (4) 15.0 μg/m3 (14) 2.0 μg/m3 (9) 14.0
 
Nov. 30, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 0.29 ppb (4) 9.0 μg/m3 (9) 3.0 μg/m3 (13) 13.0
 
Nov. 30, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.36 ppb (5) 14.0 μg/m3 (13) 5.0 μg/m3 (21) 21.0
 
Nov. 30, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.85 ppb (10) 21.0 μg/m3 (20) 7.0 μg/m3 (30) 30.0
 
Nov. 30, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.85 ppb (10) 21.0 μg/m3 (20) 7.0 μg/m3 (30) 30.0
 
Nov. 30, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 1.55 ppb (19) 21.0 μg/m3 (20) 9.0 μg/m3 (38) 38.0
 
Nov. 30, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 1.55 ppb (19) 21.0 μg/m3 (20) 9.0 μg/m3 (38) 38.0
 
Nov. 30, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 1.52 ppb (18) 18.0 μg/m3 (17) 6.0 μg/m3 (25) 25.0
 
Nov. 30, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 1.52 ppb (18) 18.0 μg/m3 (17) 6.0 μg/m3 (25) 25.0
 
Nov. 30, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 1.41 ppb (16) 19.0 μg/m3 (18) 7.0 μg/m3 (30) 30.0
 
Nov. 30, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 1.41 ppb (16) 19.0 μg/m3 (18) 7.0 μg/m3 (30) 30.0
 
Nov. 30, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.83 ppb (10) 15.0 μg/m3 (14) 5.0 μg/m3 (21) 21.0
 
Nov. 30, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.34 ppb (4) 19.0 μg/m3 (18) 5.0 μg/m3 (21) 21.0
 
Nov. 30, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.34 ppb (4) 19.0 μg/m3 (18) 5.0 μg/m3 (21) 21.0
 
Nov. 30, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.21 ppb (3) 10.0 μg/m3 (10) 2.0 μg/m3 (9) 10.0
 
Nov. 30, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 0.25 ppb (3) 27.0 μg/m3 (25) 7.0 μg/m3 (30) 30.0
 
Nov. 30, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 0.26 ppb (4) 29.0 μg/m3 (27) 6.0 μg/m3 (25) 27.0
 
Nov. 30, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.28 ppb (4) 24.0 μg/m3 (23) 4.0 μg/m3 (17) 23.0
 
Nov. 30, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 0.31 ppb (4) 23.0 μg/m3 (22) 3.0 μg/m3 (13) 22.0
 
Nov. 30, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 0.31 ppb (4) 23.0 μg/m3 (22) 3.0 μg/m3 (13) 22.0
 
Nov. 30, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 0.29 ppb (4) 11.0 μg/m3 (11) 3.0 μg/m3 (13) 13.0
 
Nov. 30, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 0.29 ppb (4) 11.0 μg/m3 (11) 3.0 μg/m3 (13) 13.0
 
Nov. 30, 2021, midnight N/A N/A N/A N/A N/A N/A N/A 0.28 ppb (4) 7.0 μg/m3 (7) 4.0 μg/m3 (17) 17.0
 
Nov. 30, 2021, midnight N/A N/A N/A N/A N/A N/A N/A 0.28 ppb (4) 7.0 μg/m3 (7) 4.0 μg/m3 (17) 17.0
 
Nov. 29, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 0.25 ppb (3) 5.0 μg/m3 (5) 4.0 μg/m3 (17) 17.0
 
Nov. 29, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 0.25 ppb (3) 7.0 μg/m3 (7) 5.0 μg/m3 (21) 21.0
 
Nov. 29, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (4) 9.0 μg/m3 (9) 7.0 μg/m3 (30) 30.0
 
Nov. 29, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.29 ppb (4) 9.0 μg/m3 (9) 11.0 μg/m3 (46) 46.0
 
Nov. 29, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.28 ppb (4) 4.0 μg/m3 (4) 2.0 μg/m3 (9) 9.0
 
Nov. 29, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.23 ppb (3) 5.0 μg/m3 (5) 2.0 μg/m3 (9) 9.0
 
Nov. 29, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.29 ppb (4) 6.0 μg/m3 (6) 2.0 μg/m3 (9) 9.0
 
Nov. 29, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.28 ppb (4) 5.0 μg/m3 (5) 5.0 μg/m3 (21) 21.0
 
Nov. 29, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 0.23 ppb (3) 7.0 μg/m3 (7) 10.0 μg/m3 (42) 42.0
 
Nov. 29, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.23 ppb (3) 10.0 μg/m3 (10) 12.0 μg/m3 (50) 50.0
 
Nov. 29, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 0.23 ppb (3) 8.0 μg/m3 (8) 11.0 μg/m3 (46) 46.0
 
Nov. 29, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 0.22 ppb (3) 6.0 μg/m3 (6) 7.0 μg/m3 (30) 30.0
 
Nov. 29, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 0.23 ppb (3) 8.0 μg/m3 (8) 6.0 μg/m3 (25) 25.0
 
Nov. 29, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 0.23 ppb (3) 11.0 μg/m3 (11) 8.0 μg/m3 (34) 34.0
 
Nov. 29, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 0.21 ppb (3) 6.0 μg/m3 (6) 8.0 μg/m3 (34) 34.0
 
Nov. 29, 2021, midnight N/A N/A N/A N/A N/A N/A N/A 0.2 ppb (3) 6.0 μg/m3 (6) 3.0 μg/m3 (13) 13.0
 
Nov. 28, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 0.23 ppb (3) 6.0 μg/m3 (6) 5.0 μg/m3 (21) 21.0
 
Nov. 28, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 0.27 ppb (4) 6.0 μg/m3 (6) 7.0 μg/m3 (30) 30.0
 
Nov. 28, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.23 ppb (3) 8.0 μg/m3 (8) 9.0 μg/m3 (38) 38.0
 
Nov. 28, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.24 ppb (3) 7.0 μg/m3 (7) 7.0 μg/m3 (30) 30.0
 
Nov. 28, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 0.29 ppb (4) 10.0 μg/m3 (10) 8.0 μg/m3 (34) 34.0
 
Nov. 28, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.22 ppb (3) 13.0 μg/m3 (13) 10.0 μg/m3 (42) 42.0
 
Nov. 28, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.21 ppb (3) 9.0 μg/m3 (9) 5.0 μg/m3 (21) 21.0
 
Nov. 28, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.21 ppb (3) 5.0 μg/m3 (5) 7.0 μg/m3 (30) 30.0
 
Nov. 28, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.28 ppb (4) 6.0 μg/m3 (6) 9.0 μg/m3 (38) 38.0
 
Nov. 28, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 0.61 ppb (7) 9.0 μg/m3 (9) 4.0 μg/m3 (17) 17.0
 
Nov. 28, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.77 ppb (10) 9.0 μg/m3 (9) 8.0 μg/m3 (34) 34.0
 
Nov. 28, 2021, noon N/A N/A N/A N/A N/A N/A N/A 0.74 ppb (8) 11.0 μg/m3 (11) 11.0 μg/m3 (46) 46.0
 
Nov. 28, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.77 ppb (10) 11.0 μg/m3 (11) 7.0 μg/m3 (30) 30.0
 
Nov. 28, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 0.76 ppb (10) 22.0 μg/m3 (21) 23.0 μg/m3 (74) 74.0
 
Nov. 28, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (22) 25.0 μg/m3 (79) 79.0
 
Nov. 28, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A 0.92 ppb (11) 27.0 μg/m3 (25) 25.0 μg/m3 (79) 79.0
 
Nov. 28, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A N/A 1.21 ppb (14) 38.0 μg/m3 (36) 35.0 μg/m3 (100) 100.0
 
Nov. 28, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 1.19 ppb (14) 38.0 μg/m3 (36) 40.0 μg/m3 (113) 113.0
 
Nov. 28, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A 1.22 ppb (14) 33.0 μg/m3 (31) 35.0 μg/m3 (100) 100.0
 
Nov. 28, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A 1.28 ppb (15) 25.0 μg/m3 (24) 26.0 μg/m3 (81) 81.0
 
Nov. 28, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A 1.04 ppb (12) 22.0 μg/m3 (21) 21.0 μg/m3 (70) 70.0
 
Nov. 28, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A 1.05 ppb (13) 23.0 μg/m3 (22) 20.0 μg/m3 (68) 68.0
 
Nov. 28, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A 1.68 ppb (20) 17.0 μg/m3 (16) 14.0 μg/m3 (55) 55.0
 
Nov. 28, 2021, midnight N/A N/A N/A N/A N/A N/A N/A 0.41 ppb (5) 7.0 μg/m3 (7) 8.0 μg/m3 (34) 34.0
 
Nov. 27, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A 0.28 ppb (4) 7.0 μg/m3 (7) 4.0 μg/m3 (17) 17.0
 
Nov. 27, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A 0.35 ppb (4) 12.0 μg/m3 (12) 2.0 μg/m3 (9) 12.0
 
Nov. 27, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A 0.49 ppb (6) 13.0 μg/m3 (13) 7.0 μg/m3 (30) 30.0
 
Nov. 27, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 1.2 ppb (14) 16.0 μg/m3 (15) 13.0 μg/m3 (53) 53.0
 
Nov. 27, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A 1.73 ppb (20) 18.0 μg/m3 (17) 16.0 μg/m3 (60) 60.0
 
Nov. 27, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 1.13 ppb (13) 14.0 μg/m3 (13) 16.0 μg/m3 (60) 60.0
 
Nov. 27, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.62 ppb (7) 16.0 μg/m3 (15) 18.0 μg/m3 (64) 64.0
 
Nov. 27, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.57 ppb (7) 13.0 μg/m3 (13) 9.0 μg/m3 (38) 38.0
 
Nov. 27, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A 0.42 ppb (5) 10.0 μg/m3 (10) 6.0 μg/m3 (25) 25.0
 
Nov. 27, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A 0.37 ppb (5) 8.0 μg/m3 (8) 4.0 μg/m3 (17) 17.0
 
Nov. 27, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A 0.28 ppb (4) 8.0 μg/m3 (8) 7.0 μg/m3 (30) 30.0
 
Nov. 27, 2021, noon N/A N/A N/A N/A N/A N/A N/A 0.25 ppb (3) 7.0 μg/m3 (7) 11.0 μg/m3 (46) 46.0
 
Nov. 27, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A 0.26 ppb (4) 9.0 μg/m3 (9) 5.0 μg/m3 (21) 21.0
 
Nov. 27, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A 0.35 ppb (4) 11.0 μg/m3 (11) 6.0 μg/m3 (25) 25.0