ID: 2316

AQSQID: 371830021

Site Name: Triple Oak - Near Road

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

Updated: Jan. 24, 2022, 9:34 a.m.

Location: Morrisville (Dan K Moore Fwy), NC

Reporting: True, Located: True

Current AQI: 37.0

Morrisville (Dan K Moore Fwy) NC, US: 35.8652, -78.8197

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 24, 2022, 8 a.m. 38.3 ppb (37) 21.6 ppb (21) N/A 17.0 ppb (17) N/A N/A N/A 0.35 ppb (4) N/A 8.0 μg/m3 (34) 37.0
 
Jan. 24, 2022, 7 a.m. 29.9 ppb (29) 13.3 ppb (13) N/A 17.0 ppb (17) N/A N/A N/A N/A N/A 11.0 μg/m3 (46) 46.0
 
Jan. 24, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.29 ppb (4) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 24, 2022, 5 a.m. 39.2 ppb (37) 19.0 ppb (18) N/A 20.0 ppb (19) N/A N/A N/A 0.43 ppb (5) N/A 6.0 μg/m3 (25) 37.0
 
Jan. 24, 2022, 4 a.m. 8.2 ppb (8) 0.7 ppb (1) N/A 7.0 ppb (7) N/A N/A N/A 0.24 ppb (3) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 24, 2022, 3 a.m. 13.8 ppb (14) 2.1 ppb (2) N/A 12.0 ppb (12) N/A N/A N/A 0.29 ppb (4) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 24, 2022, 2 a.m. 29.5 ppb (28) 9.0 ppb (9) N/A 20.0 ppb (19) N/A N/A N/A 0.42 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 24, 2022, 1 a.m. 32.0 ppb (31) 9.9 ppb (10) N/A 22.0 ppb (21) N/A N/A N/A 0.52 ppb (6) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 24, 2022, midnight 25.3 ppb (24) 6.1 ppb (6) N/A 19.0 ppb (18) N/A N/A N/A 0.44 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 23, 2022, 11 p.m. 27.5 ppb (26) 11.6 ppb (11) N/A 16.0 ppb (16) N/A N/A N/A 0.45 ppb (6) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 23, 2022, 10 p.m. 16.4 ppb (16) 6.3 ppb (6) N/A 10.0 ppb (10) N/A N/A N/A 0.26 ppb (4) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 23, 2022, 9 p.m. 16.9 ppb (16) 7.0 ppb (7) N/A 10.0 ppb (10) N/A N/A N/A 0.36 ppb (5) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 23, 2022, 8 p.m. 9.6 ppb (10) 5.7 ppb (6) N/A 4.0 ppb (4) N/A N/A N/A 0.33 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 23, 2022, 7 p.m. 12.1 ppb (12) 7.0 ppb (7) N/A 5.0 ppb (5) N/A N/A N/A 0.32 ppb (4) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 23, 2022, 6 p.m. 13.8 ppb (14) 8.3 ppb (8) N/A 5.0 ppb (5) N/A N/A N/A 0.31 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 23, 2022, 5 p.m. 15.8 ppb (15) 8.8 ppb (9) N/A 7.0 ppb (7) N/A N/A N/A 0.33 ppb (4) N/A 14.0 μg/m3 (55) 55.0
 
Jan. 23, 2022, 4 p.m. 18.0 ppb (17) 9.7 ppb (10) N/A 8.0 ppb (8) N/A N/A N/A 0.29 ppb (4) N/A 20.0 μg/m3 (68) 68.0
 
Jan. 23, 2022, 3 p.m. 15.8 ppb (15) 8.5 ppb (9) N/A 7.0 ppb (7) N/A N/A N/A 0.34 ppb (4) N/A 21.0 μg/m3 (70) 70.0
 
Jan. 23, 2022, 2 p.m. 27.3 ppb (26) 12.8 ppb (13) N/A 15.0 ppb (15) N/A N/A N/A 0.35 ppb (4) N/A 15.0 μg/m3 (58) 58.0
 
Jan. 23, 2022, 1 p.m. 46.0 ppb (44) 24.8 ppb (24) N/A 21.0 ppb (20) N/A N/A N/A 0.48 ppb (6) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 23, 2022, noon 39.5 ppb (38) 15.8 ppb (15) N/A 24.0 ppb (23) N/A N/A N/A 0.39 ppb (5) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 23, 2022, 11 a.m. 29.6 ppb (28) 5.5 ppb (6) N/A 24.0 ppb (23) N/A N/A N/A 0.35 ppb (4) N/A 16.0 μg/m3 (60) 60.0
 
Jan. 23, 2022, 10 a.m. 40.6 ppb (39) 16.1 ppb (16) N/A 25.0 ppb (24) N/A N/A N/A 0.46 ppb (6) N/A 16.0 μg/m3 (60) 60.0
 
Jan. 23, 2022, 9 a.m. 39.5 ppb (38) 15.0 ppb (15) N/A 25.0 ppb (24) N/A N/A N/A 0.47 ppb (6) N/A 18.0 μg/m3 (64) 64.0
 
Jan. 23, 2022, 8 a.m. 52.7 ppb (50) 30.6 ppb (29) N/A 22.0 ppb (21) N/A N/A N/A 0.56 ppb (7) N/A 20.0 μg/m3 (68) 68.0
 
Jan. 23, 2022, 7 a.m. 43.0 ppb (41) 18.8 ppb (18) N/A 24.0 ppb (23) N/A N/A N/A N/A N/A 15.0 μg/m3 (58) 58.0
 
Jan. 23, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.55 ppb (7) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 23, 2022, 5 a.m. 45.9 ppb (44) 23.9 ppb (23) N/A 22.0 ppb (21) N/A N/A N/A 0.53 ppb (6) N/A 4.0 μg/m3 (17) 44.0
 
Jan. 23, 2022, 4 a.m. 35.9 ppb (34) 12.8 ppb (13) N/A 23.0 ppb (22) N/A N/A N/A 0.43 ppb (5) N/A 2.0 μg/m3 (9) 34.0
 
Jan. 23, 2022, 3 a.m. 37.9 ppb (36) 14.4 ppb (14) N/A 24.0 ppb (23) N/A N/A N/A 0.42 ppb (5) N/A 3.0 μg/m3 (13) 36.0
 
Jan. 23, 2022, 2 a.m. 21.7 ppb (21) 1.5 ppb (2) N/A 20.0 ppb (19) N/A N/A N/A 0.31 ppb (4) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 23, 2022, 1 a.m. 20.4 ppb (20) 2.0 ppb (2) N/A 18.0 ppb (17) N/A N/A N/A 0.3 ppb (4) N/A 2.0 μg/m3 (9) 20.0
 
Jan. 23, 2022, midnight 16.2 ppb (16) 1.8 ppb (2) N/A 14.0 ppb (14) N/A N/A N/A 0.29 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 22, 2022, 11 p.m. 8.3 ppb (8) 0.8 ppb (1) N/A 7.0 ppb (7) N/A N/A N/A 0.22 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 22, 2022, 10 p.m. 4.0 ppb (4) 0.3 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.17 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 22, 2022, 9 p.m. 6.3 ppb (6) 1.4 ppb (2) N/A 5.0 ppb (5) N/A N/A N/A 0.2 ppb (3) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 22, 2022, 8 p.m. 9.1 ppb (9) 3.9 ppb (4) N/A 5.0 ppb (5) N/A N/A N/A 0.23 ppb (3) N/A 2.0 μg/m3 (9) 9.0
 
Jan. 22, 2022, 7 p.m. 7.9 ppb (8) 3.5 ppb (4) N/A 4.0 ppb (4) N/A N/A N/A 0.21 ppb (3) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 22, 2022, 6 p.m. 5.0 ppb (5) 2.0 ppb (2) N/A 3.0 ppb (3) N/A N/A N/A 0.19 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 22, 2022, 5 p.m. 5.1 ppb (5) 2.3 ppb (3) N/A 3.0 ppb (3) N/A N/A N/A 0.17 ppb (3) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 22, 2022, 4 p.m. 5.2 ppb (5) 1.7 ppb (2) N/A 4.0 ppb (4) N/A N/A N/A 0.17 ppb (3) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 22, 2022, 3 p.m. 5.6 ppb (6) 1.4 ppb (2) N/A 4.0 ppb (4) N/A N/A N/A 0.17 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 22, 2022, 2 p.m. 5.7 ppb (6) 1.6 ppb (2) N/A 4.0 ppb (4) N/A N/A N/A 0.18 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 22, 2022, 1 p.m. 4.4 ppb (5) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.18 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 22, 2022, noon 5.3 ppb (5) 0.3 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.17 ppb (3) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 22, 2022, 11 a.m. 6.4 ppb (7) 0.4 ppb (1) N/A 6.0 ppb (6) N/A N/A N/A 0.17 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 22, 2022, 10 a.m. 3.7 ppb (4) 0.1 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.18 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 22, 2022, 9 a.m. 4.5 ppb (5) 0.2 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.18 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 22, 2022, 8 a.m. 3.4 ppb (4) 0.1 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.16 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 22, 2022, 7 a.m. 3.0 ppb (3) 0.2 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A 2.0 μg/m3 (9) 9.0
 
Jan. 22, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.17 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 22, 2022, 5 a.m. 3.8 ppb (4) 0.2 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.17 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 22, 2022, 4 a.m. 2.8 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.18 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 22, 2022, 3 a.m. 2.7 ppb (3) 0.2 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.17 ppb (3) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 22, 2022, 2 a.m. 2.6 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.17 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 22, 2022, 1 a.m. 2.5 ppb (3) 0.1 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A 0.17 ppb (3) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 22, 2022, midnight 2.7 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.16 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 21, 2022, 11 p.m. 2.9 ppb (3) 0.3 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.16 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 21, 2022, 10 p.m. 2.6 ppb (3) 0.2 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A 0.18 ppb (3) N/A 2.0 μg/m3 (9) 9.0
 
Jan. 21, 2022, 9 p.m. 2.6 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A 0.17 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 21, 2022, 8 p.m. 2.6 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A 0.17 ppb (3) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 21, 2022, 7 p.m. 2.8 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A 0.17 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 21, 2022, 6 p.m. 3.0 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A 0.16 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 21, 2022, 5 p.m. 2.2 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A 0.16 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 21, 2022, 4 p.m. 2.4 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A 0.16 ppb (3) N/A 3.0 μg/m3 (13) 13.0
 
Jan. 21, 2022, 3 p.m. 2.1 ppb (2) 0.2 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A 0.16 ppb (3) N/A 3.0 μg/m3 (13) 13.0
 
Jan. 21, 2022, 2 p.m. 2.4 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A 0.16 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 21, 2022, 1 p.m. 2.6 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A 0.17 ppb (3) N/A 3.0 μg/m3 (13) 13.0
 
Jan. 21, 2022, noon 2.0 ppb (2) 0.4 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A 0.17 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 21, 2022, 11 a.m. 1.5 ppb (2) 0.2 ppb (1) N/A 1.0 ppb (1) N/A N/A N/A 0.16 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 21, 2022, 10 a.m. 1.2 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A N/A N/A 0.16 ppb (3) N/A 3.0 μg/m3 (13) 13.0
 
Jan. 21, 2022, 9 a.m. 1.2 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A N/A N/A 0.16 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 21, 2022, 8 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A 0.15 ppb (2) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 21, 2022, 7 a.m. 1.2 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A N/A N/A N/A N/A 2.0 μg/m3 (9) 9.0
 
Jan. 21, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.16 ppb (3) N/A 3.0 μg/m3 (13) 13.0
 
Jan. 21, 2022, 5 a.m. 1.1 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A 0.16 ppb (3) N/A 3.0 μg/m3 (13) 13.0
 
Jan. 21, 2022, 4 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A 0.17 ppb (3) N/A 3.0 μg/m3 (13) 13.0
 
Jan. 21, 2022, 3 a.m. 2.0 ppb (2) 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A 0.18 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 21, 2022, 2 a.m. 3.7 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.21 ppb (3) N/A 1.0 μg/m3 (5) 5.0
 
Jan. 21, 2022, 1 a.m. 3.5 ppb (4) 0.3 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.21 ppb (3) N/A 0.0 μg/m3 (0) 4.0
 
Jan. 21, 2022, midnight 3.3 ppb (4) 0.5 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.2 ppb (3) N/A 1.0 μg/m3 (5) 5.0
 
Jan. 20, 2022, 11 p.m. 2.2 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.19 ppb (3) N/A 2.0 μg/m3 (9) 9.0
 
Jan. 20, 2022, 10 p.m. 3.6 ppb (4) 0.2 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.24 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 20, 2022, 9 p.m. 5.9 ppb (6) 0.7 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.26 ppb (4) N/A 3.0 μg/m3 (13) 13.0
 
Jan. 20, 2022, 8 p.m. 6.0 ppb (6) 1.1 ppb (2) N/A 5.0 ppb (5) N/A N/A N/A 0.24 ppb (3) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 20, 2022, 7 p.m. 7.4 ppb (7) 1.7 ppb (2) N/A 6.0 ppb (6) N/A N/A N/A 0.25 ppb (3) N/A 14.0 μg/m3 (55) 55.0
 
Jan. 20, 2022, 6 p.m. 19.7 ppb (19) 6.4 ppb (7) N/A 13.0 ppb (13) N/A N/A N/A 0.34 ppb (4) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 20, 2022, 5 p.m. 24.9 ppb (24) 9.7 ppb (10) N/A 15.0 ppb (15) N/A N/A N/A 0.35 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 20, 2022, 4 p.m. 27.5 ppb (26) 11.4 ppb (11) N/A 16.0 ppb (16) N/A N/A N/A 0.35 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 20, 2022, 3 p.m. 50.7 ppb (48) 28.5 ppb (27) N/A 22.0 ppb (21) N/A N/A N/A 0.46 ppb (6) N/A 8.0 μg/m3 (34) 48.0
 
Jan. 20, 2022, 2 p.m. 43.2 ppb (41) 22.7 ppb (22) N/A 21.0 ppb (20) N/A N/A N/A 0.46 ppb (6) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 20, 2022, 1 p.m. 53.9 ppb (51) 30.5 ppb (29) N/A 23.0 ppb (22) N/A N/A N/A 0.53 ppb (6) N/A 9.0 μg/m3 (38) 51.0
 
Jan. 20, 2022, noon 57.2 ppb (55) 30.9 ppb (30) N/A 26.0 ppb (25) N/A N/A N/A 0.57 ppb (7) N/A 7.0 μg/m3 (30) 55.0
 
Jan. 20, 2022, 11 a.m. 43.6 ppb (42) 23.6 ppb (23) N/A 20.0 ppb (19) N/A N/A N/A 0.47 ppb (6) N/A 6.0 μg/m3 (25) 42.0
 
Jan. 20, 2022, 10 a.m. 27.2 ppb (26) 11.5 ppb (11) N/A 16.0 ppb (16) N/A N/A N/A 0.3 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 20, 2022, 9 a.m. 19.3 ppb (19) 5.5 ppb (6) N/A 14.0 ppb (14) N/A N/A N/A 0.28 ppb (4) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 20, 2022, 8 a.m. 17.0 ppb (17) 5.6 ppb (6) N/A 11.0 ppb (11) N/A N/A N/A 0.23 ppb (3) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 20, 2022, 7 a.m. 10.9 ppb (11) 3.8 ppb (4) N/A 7.0 ppb (7) N/A N/A N/A N/A N/A 7.0 μg/m3 (30) 30.0
 
Jan. 20, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.22 ppb (3) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 20, 2022, 5 a.m. 15.0 ppb (15) 6.0 ppb (6) N/A 9.0 ppb (9) N/A N/A N/A 0.24 ppb (3) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 20, 2022, 4 a.m. 17.0 ppb (17) 6.8 ppb (7) N/A 10.0 ppb (10) N/A N/A N/A 0.26 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 20, 2022, 3 a.m. 17.5 ppb (17) 7.2 ppb (7) N/A 10.0 ppb (10) N/A N/A N/A 0.29 ppb (4) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 20, 2022, 2 a.m. 28.8 ppb (28) 11.9 ppb (12) N/A 17.0 ppb (17) N/A N/A N/A 0.48 ppb (6) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 20, 2022, 1 a.m. 44.4 ppb (42) 17.9 ppb (17) N/A 27.0 ppb (26) N/A N/A N/A 0.48 ppb (6) N/A 6.0 μg/m3 (25) 42.0
 
Jan. 20, 2022, midnight 39.5 ppb (38) 15.5 ppb (15) N/A 24.0 ppb (23) N/A N/A N/A 0.5 ppb (6) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 19, 2022, 11 p.m. 45.3 ppb (43) 19.2 ppb (19) N/A 26.0 ppb (25) N/A N/A N/A 0.53 ppb (6) N/A 26.0 μg/m3 (81) 81.0
 
Jan. 19, 2022, 10 p.m. 36.1 ppb (35) 17.2 ppb (17) N/A 19.0 ppb (18) N/A N/A N/A 0.53 ppb (6) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 19, 2022, 9 p.m. 31.3 ppb (30) 15.4 ppb (15) N/A 16.0 ppb (16) N/A N/A N/A 0.45 ppb (6) N/A 5.0 μg/m3 (21) 30.0
 
Jan. 19, 2022, 8 p.m. 30.9 ppb (30) 15.1 ppb (15) N/A 16.0 ppb (16) N/A N/A N/A 0.37 ppb (5) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 19, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (50) 50.0
 
Jan. 19, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A N/A 0.34 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 19, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A N/A 0.3 ppb (4) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 19, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A N/A 0.34 ppb (4) N/A 16.0 μg/m3 (60) 60.0
 
Jan. 19, 2022, 3 p.m. 32.4 ppb (31) 21.4 ppb (21) N/A 11.0 ppb (11) N/A N/A N/A 0.36 ppb (5) N/A 3.0 μg/m3 (13) 31.0
 
Jan. 19, 2022, 2 p.m. 39.5 ppb (38) 24.9 ppb (24) N/A 15.0 ppb (15) N/A N/A N/A 0.43 ppb (5) N/A 20.0 μg/m3 (68) 68.0
 
Jan. 19, 2022, 1 p.m. 60.8 ppb (59) 38.7 ppb (37) N/A 22.0 ppb (21) N/A N/A N/A 0.55 ppb (7) N/A N/A 59.0
 
Jan. 19, 2022, noon 86.2 ppb (86) 60.5 ppb (58) N/A 26.0 ppb (25) N/A N/A N/A 0.76 ppb (10) N/A 10.0 μg/m3 (42) 86.0
 
Jan. 19, 2022, 11 a.m. 89.3 ppb (89) 65.7 ppb (64) N/A 24.0 ppb (23) N/A N/A N/A 0.73 ppb (8) N/A 9.0 μg/m3 (38) 89.0
 
Jan. 19, 2022, 10 a.m. 48.2 ppb (46) 28.9 ppb (28) N/A 19.0 ppb (18) N/A N/A N/A 0.45 ppb (6) N/A 6.0 μg/m3 (25) 46.0
 
Jan. 19, 2022, 9 a.m. 46.7 ppb (45) 26.8 ppb (26) N/A 20.0 ppb (19) N/A N/A N/A 0.42 ppb (5) N/A 7.0 μg/m3 (30) 45.0
 
Jan. 19, 2022, 8 a.m. 45.0 ppb (43) 25.1 ppb (24) N/A 20.0 ppb (19) N/A N/A N/A 0.43 ppb (5) N/A 7.0 μg/m3 (30) 43.0
 
Jan. 19, 2022, 7 a.m. 64.3 ppb (62) 44.5 ppb (42) N/A 20.0 ppb (19) N/A N/A N/A N/A N/A 5.0 μg/m3 (21) 62.0
 
Jan. 19, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.47 ppb (6) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 19, 2022, 5 a.m. 47.6 ppb (45) 27.0 ppb (26) N/A 21.0 ppb (20) N/A N/A N/A 0.55 ppb (7) N/A 6.0 μg/m3 (25) 45.0
 
Jan. 19, 2022, 4 a.m. 43.1 ppb (41) 20.4 ppb (20) N/A 23.0 ppb (22) N/A N/A N/A 0.46 ppb (6) N/A 5.0 μg/m3 (21) 41.0
 
Jan. 19, 2022, 3 a.m. 37.6 ppb (36) 14.1 ppb (14) N/A 23.0 ppb (22) N/A N/A N/A 0.46 ppb (6) N/A 8.0 μg/m3 (34) 36.0
 
Jan. 19, 2022, 2 a.m. 31.9 ppb (31) 6.4 ppb (7) N/A 25.0 ppb (24) N/A N/A N/A 0.44 ppb (5) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 19, 2022, 1 a.m. 40.4 ppb (39) 14.9 ppb (15) N/A 25.0 ppb (24) N/A N/A N/A 0.5 ppb (6) N/A 1.0 μg/m3 (5) 39.0
 
Jan. 19, 2022, midnight 26.4 ppb (25) 7.8 ppb (8) N/A 19.0 ppb (18) N/A N/A N/A 0.36 ppb (5) N/A 1.0 μg/m3 (5) 25.0
 
Jan. 18, 2022, 11 p.m. 6.9 ppb (7) 0.4 ppb (1) N/A 6.0 ppb (6) N/A N/A N/A 0.23 ppb (3) N/A 1.0 μg/m3 (5) 7.0
 
Jan. 18, 2022, 10 p.m. 6.0 ppb (6) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.18 ppb (3) N/A 2.0 μg/m3 (9) 9.0
 
Jan. 18, 2022, 9 p.m. 15.6 ppb (15) 6.9 ppb (7) N/A 9.0 ppb (9) N/A N/A N/A 0.27 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 18, 2022, 8 p.m. 19.5 ppb (19) 9.9 ppb (10) N/A 10.0 ppb (10) N/A N/A N/A 0.37 ppb (5) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 18, 2022, 7 p.m. 17.8 ppb (17) 8.3 ppb (8) N/A 10.0 ppb (10) N/A N/A N/A 0.32 ppb (4) N/A 3.0 μg/m3 (13) 17.0
 
Jan. 18, 2022, 6 p.m. 13.8 ppb (14) 6.8 ppb (7) N/A 7.0 ppb (7) N/A N/A N/A 0.22 ppb (3) N/A -1.0 μg/m3 (0) 14.0
 
Jan. 18, 2022, 5 p.m. 14.9 ppb (15) 8.7 ppb (9) N/A 6.0 ppb (6) N/A N/A N/A 0.25 ppb (3) N/A -1.0 μg/m3 (0) 15.0
 
Jan. 18, 2022, 4 p.m. 18.0 ppb (17) 9.9 ppb (10) N/A 8.0 ppb (8) N/A N/A N/A 0.25 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 18, 2022, 3 p.m. 20.5 ppb (20) 10.6 ppb (10) N/A 10.0 ppb (10) N/A N/A N/A 0.27 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 18, 2022, 2 p.m. 21.5 ppb (21) 9.7 ppb (10) N/A 12.0 ppb (12) N/A N/A N/A 0.29 ppb (4) N/A 0.0 μg/m3 (0) 21.0
 
Jan. 18, 2022, 1 p.m. 24.6 ppb (24) 7.5 ppb (8) N/A 17.0 ppb (17) N/A N/A N/A 0.33 ppb (4) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 18, 2022, noon 50.7 ppb (48) 26.9 ppb (26) N/A 24.0 ppb (23) N/A N/A N/A 0.6 ppb (7) N/A 4.0 μg/m3 (17) 48.0
 
Jan. 18, 2022, 11 a.m. 49.7 ppb (47) 27.9 ppb (27) N/A 22.0 ppb (21) N/A N/A N/A 0.55 ppb (7) N/A 2.0 μg/m3 (9) 47.0
 
Jan. 18, 2022, 10 a.m. 39.5 ppb (38) 18.3 ppb (18) N/A 21.0 ppb (20) N/A N/A N/A 0.32 ppb (4) N/A 4.0 μg/m3 (17) 38.0
 
Jan. 18, 2022, 9 a.m. 22.6 ppb (22) 7.8 ppb (8) N/A 15.0 ppb (15) N/A N/A N/A 0.23 ppb (3) N/A 3.0 μg/m3 (13) 22.0
 
Jan. 18, 2022, 8 a.m. 17.0 ppb (17) 5.5 ppb (6) N/A 12.0 ppb (12) N/A N/A N/A 0.18 ppb (3) N/A 2.0 μg/m3 (9) 17.0
 
Jan. 18, 2022, 7 a.m. 10.2 ppb (10) 2.7 ppb (3) N/A 7.0 ppb (7) N/A N/A N/A N/A N/A 0.0 μg/m3 (0) 10.0
 
Jan. 18, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.25 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 18, 2022, 5 a.m. 11.8 ppb (12) 3.8 ppb (4) N/A 8.0 ppb (8) N/A N/A N/A 0.2 ppb (3) N/A 3.0 μg/m3 (13) 13.0
 
Jan. 18, 2022, 4 a.m. 9.1 ppb (9) 3.1 ppb (3) N/A 6.0 ppb (6) N/A N/A N/A 0.24 ppb (3) N/A 3.0 μg/m3 (13) 13.0
 
Jan. 18, 2022, 3 a.m. 7.1 ppb (7) 3.4 ppb (4) N/A 4.0 ppb (4) N/A N/A N/A 0.22 ppb (3) N/A 2.0 μg/m3 (9) 9.0
 
Jan. 18, 2022, 2 a.m. 7.7 ppb (8) 3.3 ppb (4) N/A 4.0 ppb (4) N/A N/A N/A 0.21 ppb (3) N/A 3.0 μg/m3 (13) 13.0
 
Jan. 18, 2022, 1 a.m. 9.8 ppb (10) 4.1 ppb (4) N/A 6.0 ppb (6) N/A N/A N/A 0.22 ppb (3) N/A 1.0 μg/m3 (5) 10.0
 
Jan. 18, 2022, midnight 9.3 ppb (9) 4.2 ppb (4) N/A 5.0 ppb (5) N/A N/A N/A 0.24 ppb (3) N/A 3.0 μg/m3 (13) 13.0
 
Jan. 17, 2022, 11 p.m. 12.9 ppb (13) 6.3 ppb (6) N/A 7.0 ppb (7) N/A N/A N/A 0.27 ppb (4) N/A 1.0 μg/m3 (5) 13.0
 
Jan. 17, 2022, 10 p.m. 17.1 ppb (17) 8.8 ppb (9) N/A 8.0 ppb (8) N/A N/A N/A 0.33 ppb (4) N/A 0.0 μg/m3 (0) 17.0
 
Jan. 17, 2022, 9 p.m. 14.1 ppb (14) 6.8 ppb (7) N/A 7.0 ppb (7) N/A N/A N/A 0.29 ppb (4) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 17, 2022, 8 p.m. 11.4 ppb (11) 6.5 ppb (7) N/A 5.0 ppb (5) N/A N/A N/A 0.27 ppb (4) N/A 3.0 μg/m3 (13) 13.0
 
Jan. 17, 2022, 7 p.m. 7.9 ppb (8) 4.4 ppb (5) N/A 3.0 ppb (3) N/A N/A N/A 0.24 ppb (3) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 17, 2022, 6 p.m. 9.1 ppb (9) 5.6 ppb (6) N/A 3.0 ppb (3) N/A N/A N/A 0.24 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 17, 2022, 5 p.m. 10.9 ppb (11) 6.7 ppb (7) N/A 4.0 ppb (4) N/A N/A N/A 0.26 ppb (4) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 17, 2022, 4 p.m. 12.7 ppb (12) 7.0 ppb (7) N/A 6.0 ppb (6) N/A N/A N/A 0.27 ppb (4) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 17, 2022, 3 p.m. 14.1 ppb (14) 8.6 ppb (9) N/A 6.0 ppb (6) N/A N/A N/A 0.3 ppb (4) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 17, 2022, 2 p.m. 14.3 ppb (14) 8.9 ppb (9) N/A 5.0 ppb (5) N/A N/A N/A 0.3 ppb (4) N/A 2.0 μg/m3 (9) 14.0
 
Jan. 17, 2022, 1 p.m. 14.6 ppb (14) 10.1 ppb (10) N/A 4.0 ppb (4) N/A N/A N/A 0.29 ppb (4) N/A 4.0 μg/m3 (17) 17.0
 
Jan. 17, 2022, noon 10.9 ppb (11) 5.9 ppb (6) N/A 5.0 ppb (5) N/A N/A N/A 0.28 ppb (4) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 17, 2022, 11 a.m. 6.3 ppb (6) 3.2 ppb (4) N/A 3.0 ppb (3) N/A N/A N/A 0.24 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
Jan. 17, 2022, 10 a.m. 3.8 ppb (4) 1.6 ppb (2) N/A 2.0 ppb (2) N/A N/A N/A 0.21 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 17, 2022, 9 a.m. 2.3 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A 0.2 ppb (3) N/A 3.0 μg/m3 (13) 13.0