ID: 2316

AQSQID: 371830021

Site Name: Triple Oak - Near Road

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

Updated: July 9, 2020, 3:33 a.m.

Location: Morrisville (Dan K Moore Fwy), NC

Reporting: False, Located: True

Current AQI: None

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
July 7, 2020, 5 p.m. 9.6 ppb (9) 3.9 ppb (4) N/A 6.0 ppb (6) N/A N/A N/A 0.21 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
July 7, 2020, 4 p.m. 15.8 ppb (15) 7.0 ppb (6) N/A 9.0 ppb (8) N/A N/A N/A 0.21 ppb (2) N/A 4.0 μg/m3 (17) 17.0
 
July 7, 2020, 3 p.m. 21.3 ppb (20) 11.0 ppb (10) N/A 10.0 ppb (9) N/A N/A N/A 0.24 ppb (3) N/A 7.0 μg/m3 (29) 29.0
 
July 7, 2020, 2 p.m. 18.7 ppb (17) 10.3 ppb (10) N/A 8.0 ppb (7) N/A N/A N/A 0.25 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
July 7, 2020, 1 p.m. 22.2 ppb (21) 12.1 ppb (11) N/A 10.0 ppb (9) N/A N/A N/A 0.28 ppb (3) N/A 12.0 μg/m3 (50) 50.0
 
July 7, 2020, noon 30.4 ppb (28) 18.4 ppb (17) N/A 12.0 ppb (11) N/A N/A N/A 0.41 ppb (5) N/A 10.0 μg/m3 (42) 42.0
 
July 6, 2020, 8 p.m. 15.3 ppb (14) 7.5 ppb (7) N/A 8.0 ppb (7) N/A N/A N/A 0.35 ppb (4) N/A 13.0 μg/m3 (52) 52.0
 
July 6, 2020, 7 p.m. 15.2 ppb (14) 7.1 ppb (7) N/A 8.0 ppb (7) N/A N/A N/A 0.31 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
July 6, 2020, 6 p.m. 13.7 ppb (13) 7.3 ppb (7) N/A 6.0 ppb (6) N/A N/A N/A 0.28 ppb (3) N/A 26.0 μg/m3 (80) 80.0
 
July 6, 2020, 5 p.m. 14.8 ppb (14) 7.4 ppb (7) N/A 7.0 ppb (6) N/A N/A N/A 0.27 ppb (3) N/A 12.0 μg/m3 (50) 50.0
 
July 6, 2020, 4 p.m. 14.4 ppb (13) 7.3 ppb (7) N/A 7.0 ppb (6) N/A N/A N/A 0.27 ppb (3) N/A 14.0 μg/m3 (54) 54.0
 
July 6, 2020, 3 p.m. 14.5 ppb (13) 7.6 ppb (7) N/A 7.0 ppb (6) N/A N/A N/A 0.26 ppb (3) N/A 12.0 μg/m3 (50) 50.0
 
July 6, 2020, 2 p.m. 18.4 ppb (17) 10.4 ppb (10) N/A 8.0 ppb (7) N/A N/A N/A 0.29 ppb (3) N/A 8.0 μg/m3 (33) 33.0
 
July 6, 2020, 1 p.m. 18.1 ppb (17) 9.6 ppb (9) N/A 8.0 ppb (7) N/A N/A N/A 0.29 ppb (3) N/A 11.0 μg/m3 (46) 46.0
 
July 6, 2020, noon 27.8 ppb (26) 17.1 ppb (16) N/A 11.0 ppb (10) N/A N/A N/A 0.36 ppb (4) N/A 12.0 μg/m3 (50) 50.0
 
July 6, 2020, 11 a.m. 27.3 ppb (25) 19.9 ppb (18) N/A 7.0 ppb (6) N/A N/A N/A 0.43 ppb (5) N/A 6.0 μg/m3 (25) 25.0
 
July 6, 2020, 10 a.m. 19.4 ppb (18) 12.4 ppb (11) N/A 7.0 ppb (6) N/A N/A N/A 0.3 ppb (3) N/A 8.0 μg/m3 (33) 33.0
 
July 6, 2020, 9 a.m. 8.1 ppb (8) 3.5 ppb (3) N/A 5.0 ppb (5) N/A N/A N/A 0.24 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
July 6, 2020, 8 a.m. 4.2 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.22 ppb (2) N/A 8.0 μg/m3 (33) 33.0
 
July 6, 2020, 7 a.m. 5.2 ppb (5) 2.1 ppb (2) N/A 3.0 ppb (3) N/A N/A N/A N/A N/A 7.0 μg/m3 (29) 29.0
 
July 6, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.21 ppb (2) N/A 7.0 μg/m3 (29) 29.0
 
July 6, 2020, 5 a.m. 3.0 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.21 ppb (2) N/A 8.0 μg/m3 (33) 33.0
 
July 6, 2020, 4 a.m. 3.6 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.21 ppb (2) N/A 8.0 μg/m3 (33) 33.0
 
July 6, 2020, 3 a.m. 3.3 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.21 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
July 6, 2020, 2 a.m. 3.5 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.23 ppb (3) N/A 9.0 μg/m3 (38) 38.0
 
July 6, 2020, 1 a.m. 6.9 ppb (6) 1.5 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.27 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
July 6, 2020, midnight 5.4 ppb (5) 1.2 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.25 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
July 5, 2020, 11 p.m. 5.1 ppb (5) 1.4 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.27 ppb (3) N/A 12.0 μg/m3 (50) 50.0
 
July 5, 2020, 10 p.m. 6.7 ppb (6) 2.5 ppb (2) N/A 4.0 ppb (4) N/A N/A N/A 0.3 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
July 5, 2020, 9 p.m. 5.4 ppb (5) 1.5 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.28 ppb (3) N/A 12.0 μg/m3 (50) 50.0
 
July 5, 2020, 8 p.m. 4.2 ppb (4) 1.4 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.24 ppb (3) N/A -3.0 μg/m3 (0) 4.0
 
July 5, 2020, 7 p.m. 1.6 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A 0.18 ppb (2) N/A 21.0 μg/m3 (69) 69.0
 
July 5, 2020, 6 p.m. 3.4 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A 0.27 ppb (3) N/A 16.0 μg/m3 (59) 59.0
 
July 5, 2020, 5 p.m. 8.5 ppb (8) 3.1 ppb (3) N/A 5.0 ppb (5) N/A N/A N/A 0.32 ppb (4) N/A 16.0 μg/m3 (59) 59.0
 
July 5, 2020, 4 p.m. 5.1 ppb (5) 1.8 ppb (2) N/A 3.0 ppb (3) N/A N/A N/A 0.33 ppb (4) N/A 20.0 μg/m3 (67) 67.0
 
July 5, 2020, 3 p.m. 8.8 ppb (8) 3.5 ppb (3) N/A 5.0 ppb (5) N/A N/A N/A 0.36 ppb (4) N/A 19.0 μg/m3 (65) 65.0
 
July 5, 2020, 2 p.m. 5.9 ppb (5) 2.1 ppb (2) N/A 4.0 ppb (4) N/A N/A N/A 0.29 ppb (3) N/A 14.0 μg/m3 (54) 54.0
 
July 5, 2020, 1 p.m. 5.9 ppb (5) 2.2 ppb (2) N/A 4.0 ppb (4) N/A N/A N/A 0.27 ppb (3) N/A 16.0 μg/m3 (59) 59.0
 
July 5, 2020, noon 6.3 ppb (6) 2.5 ppb (2) N/A 4.0 ppb (4) N/A N/A N/A 0.3 ppb (3) N/A 21.0 μg/m3 (69) 69.0
 
July 5, 2020, 11 a.m. 6.3 ppb (6) 2.2 ppb (2) N/A 4.0 ppb (4) N/A N/A N/A 0.28 ppb (3) N/A 25.0 μg/m3 (78) 78.0
 
July 5, 2020, 10 a.m. 3.1 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.23 ppb (3) N/A 30.0 μg/m3 (88) 88.0
 
July 5, 2020, 9 a.m. 4.7 ppb (4) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.27 ppb (3) N/A 36.0 μg/m3 (101) 101.0
 
July 5, 2020, 8 a.m. 4.4 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A N/A 0.26 ppb (3) N/A 38.0 μg/m3 (106) 106.0
 
July 5, 2020, 7 a.m. 6.5 ppb (6) 0.7 ppb (1) N/A 6.0 ppb (6) N/A N/A N/A N/A N/A 39.0 μg/m3 (109) 109.0
 
July 5, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.27 ppb (3) N/A 44.0 μg/m3 (121) 121.0
 
July 5, 2020, 5 a.m. 4.3 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A N/A 0.26 ppb (3) N/A 48.0 μg/m3 (131) 131.0
 
July 5, 2020, 4 a.m. 8.4 ppb (8) 1.8 ppb (2) N/A 7.0 ppb (6) N/A N/A N/A 0.32 ppb (4) N/A 47.0 μg/m3 (129) 129.0
 
July 5, 2020, 3 a.m. 8.1 ppb (8) 1.6 ppb (1) N/A 6.0 ppb (6) N/A N/A N/A 0.35 ppb (4) N/A 17.0 μg/m3 (61) 61.0
 
July 5, 2020, 2 a.m. 7.6 ppb (7) 1.4 ppb (1) N/A 6.0 ppb (6) N/A N/A N/A 0.29 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
July 5, 2020, 1 a.m. 3.3 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.23 ppb (3) N/A 9.0 μg/m3 (38) 38.0
 
July 5, 2020, midnight 3.2 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A 0.24 ppb (3) N/A 7.0 μg/m3 (29) 29.0
 
July 4, 2020, 11 p.m. 6.1 ppb (6) 1.7 ppb (2) N/A 4.0 ppb (4) N/A N/A N/A 0.28 ppb (3) N/A 8.0 μg/m3 (33) 33.0
 
July 4, 2020, 10 p.m. 5.3 ppb (5) 1.9 ppb (2) N/A 3.0 ppb (3) N/A N/A N/A 0.3 ppb (3) N/A 2.0 μg/m3 (8) 8.0
 
July 4, 2020, 9 p.m. 5.2 ppb (5) 1.8 ppb (2) N/A 3.0 ppb (3) N/A N/A N/A 0.31 ppb (3) N/A 11.0 μg/m3 (46) 46.0
 
July 4, 2020, 8 p.m. 6.3 ppb (6) 2.3 ppb (2) N/A 4.0 ppb (4) N/A N/A N/A 0.27 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
July 4, 2020, 7 p.m. 6.4 ppb (6) 2.4 ppb (2) N/A 4.0 ppb (4) N/A N/A N/A 0.26 ppb (3) N/A 14.0 μg/m3 (54) 54.0
 
July 4, 2020, 6 p.m. 5.3 ppb (5) 1.9 ppb (2) N/A 3.0 ppb (3) N/A N/A N/A 0.26 ppb (3) N/A 9.0 μg/m3 (38) 38.0
 
July 4, 2020, 5 p.m. 6.7 ppb (6) 2.2 ppb (2) N/A 5.0 ppb (5) N/A N/A N/A 0.29 ppb (3) N/A 11.0 μg/m3 (46) 46.0
 
July 4, 2020, 4 p.m. 5.3 ppb (5) 2.0 ppb (2) N/A 3.0 ppb (3) N/A N/A N/A 0.29 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
July 4, 2020, 3 p.m. 7.2 ppb (7) 2.4 ppb (2) N/A 5.0 ppb (5) N/A N/A N/A 0.3 ppb (3) N/A 14.0 μg/m3 (54) 54.0
 
July 4, 2020, 2 p.m. 7.2 ppb (7) 2.4 ppb (2) N/A 5.0 ppb (5) N/A N/A N/A 0.28 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
July 4, 2020, 1 p.m. 10.0 ppb (9) 4.0 ppb (4) N/A 6.0 ppb (6) N/A N/A N/A 0.31 ppb (3) N/A 7.0 μg/m3 (29) 29.0
 
July 4, 2020, noon 8.3 ppb (8) 2.6 ppb (2) N/A 6.0 ppb (6) N/A N/A N/A 0.29 ppb (3) N/A 13.0 μg/m3 (52) 52.0
 
July 4, 2020, 11 a.m. 19.0 ppb (18) 13.3 ppb (12) N/A 6.0 ppb (6) N/A N/A N/A 0.46 ppb (5) N/A 14.0 μg/m3 (54) 54.0
 
July 4, 2020, 10 a.m. 8.1 ppb (8) 3.9 ppb (4) N/A 4.0 ppb (4) N/A N/A N/A 0.31 ppb (3) N/A 14.0 μg/m3 (54) 54.0
 
July 4, 2020, 9 a.m. 7.9 ppb (7) 2.9 ppb (3) N/A 5.0 ppb (5) N/A N/A N/A 0.31 ppb (3) N/A 15.0 μg/m3 (56) 56.0
 
July 4, 2020, 8 a.m. 16.5 ppb (15) 9.8 ppb (9) N/A 7.0 ppb (6) N/A N/A N/A 0.42 ppb (5) N/A 14.0 μg/m3 (54) 54.0
 
July 4, 2020, 7 a.m. 17.4 ppb (16) 8.6 ppb (8) N/A 9.0 ppb (8) N/A N/A N/A N/A N/A 13.0 μg/m3 (52) 52.0
 
July 4, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.46 ppb (5) N/A 11.0 μg/m3 (46) 46.0
 
July 4, 2020, 5 a.m. 13.5 ppb (12) 2.1 ppb (2) N/A 11.0 ppb (10) N/A N/A N/A 0.4 ppb (4) N/A 13.0 μg/m3 (52) 52.0
 
July 4, 2020, 4 a.m. 21.1 ppb (20) 5.4 ppb (5) N/A 16.0 ppb (15) N/A N/A N/A 0.48 ppb (5) N/A 12.0 μg/m3 (50) 50.0
 
July 4, 2020, 3 a.m. 18.6 ppb (17) 3.5 ppb (3) N/A 15.0 ppb (14) N/A N/A N/A 0.47 ppb (5) N/A 10.0 μg/m3 (42) 42.0
 
July 4, 2020, 2 a.m. 10.4 ppb (10) 0.4 ppb (0) N/A 10.0 ppb (9) N/A N/A N/A 0.32 ppb (4) N/A 11.0 μg/m3 (46) 46.0
 
July 4, 2020, 1 a.m. 12.4 ppb (11) 0.5 ppb (0) N/A 12.0 ppb (11) N/A N/A N/A 0.28 ppb (3) N/A 8.0 μg/m3 (33) 33.0
 
July 4, 2020, midnight 2.1 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.2 ppb (2) N/A 10.0 μg/m3 (42) 42.0
 
July 3, 2020, 11 p.m. 4.7 ppb (4) 1.2 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.25 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
July 3, 2020, 10 p.m. 7.8 ppb (7) 3.0 ppb (3) N/A 5.0 ppb (5) N/A N/A N/A 0.26 ppb (3) N/A 7.0 μg/m3 (29) 29.0
 
July 3, 2020, 9 p.m. 0.8 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A 0.16 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
July 3, 2020, 8 p.m. 2.0 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.19 ppb (2) N/A 11.0 μg/m3 (46) 46.0
 
July 3, 2020, 7 p.m. 4.3 ppb (4) 1.4 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.22 ppb (2) N/A 11.0 μg/m3 (46) 46.0
 
July 3, 2020, 6 p.m. 6.3 ppb (6) 2.5 ppb (2) N/A 4.0 ppb (4) N/A N/A N/A 0.24 ppb (3) N/A 8.0 μg/m3 (33) 33.0
 
July 3, 2020, 5 p.m. 10.0 ppb (9) 4.1 ppb (4) N/A 6.0 ppb (6) N/A N/A N/A 0.26 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
July 3, 2020, 4 p.m. 8.1 ppb (8) 2.7 ppb (3) N/A 5.0 ppb (5) N/A N/A N/A 0.24 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
July 3, 2020, 3 p.m. 8.7 ppb (8) 3.3 ppb (3) N/A 5.0 ppb (5) N/A N/A N/A 0.24 ppb (3) N/A 12.0 μg/m3 (50) 50.0
 
July 3, 2020, 2 p.m. 11.0 ppb (10) 3.3 ppb (3) N/A 8.0 ppb (7) N/A N/A N/A 0.19 ppb (2) N/A 5.0 μg/m3 (21) 21.0
 
July 3, 2020, 1 p.m. 44.2 ppb (41) 20.8 ppb (19) N/A 23.0 ppb (21) N/A N/A N/A 0.3 ppb (3) N/A 11.0 μg/m3 (46) 46.0
 
July 3, 2020, noon 29.2 ppb (27) 15.4 ppb (14) N/A 14.0 ppb (13) N/A N/A N/A 0.39 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
July 3, 2020, 11 a.m. 20.4 ppb (19) 14.3 ppb (13) N/A 6.0 ppb (6) N/A N/A N/A 0.37 ppb (4) N/A 7.0 μg/m3 (29) 29.0
 
July 3, 2020, 10 a.m. 20.1 ppb (19) 11.6 ppb (11) N/A 8.0 ppb (7) N/A N/A N/A 0.33 ppb (4) N/A 7.0 μg/m3 (29) 29.0
 
July 3, 2020, 9 a.m. 17.1 ppb (16) 7.2 ppb (7) N/A 10.0 ppb (9) N/A N/A N/A 0.31 ppb (3) N/A 7.0 μg/m3 (29) 29.0
 
July 3, 2020, 8 a.m. 15.1 ppb (14) 3.7 ppb (3) N/A 11.0 ppb (10) N/A N/A N/A 0.29 ppb (3) N/A 8.0 μg/m3 (33) 33.0
 
July 3, 2020, 7 a.m. 12.2 ppb (11) 1.4 ppb (1) N/A 11.0 ppb (10) N/A N/A N/A N/A N/A 8.0 μg/m3 (33) 33.0
 
July 3, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.29 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
July 3, 2020, 5 a.m. 16.9 ppb (16) 1.9 ppb (2) N/A 15.0 ppb (14) N/A N/A N/A 0.3 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
July 3, 2020, 4 a.m. 13.2 ppb (12) 0.8 ppb (1) N/A 12.0 ppb (11) N/A N/A N/A 0.27 ppb (3) N/A 8.0 μg/m3 (33) 33.0
 
July 3, 2020, 3 a.m. 14.7 ppb (14) 0.6 ppb (1) N/A 14.0 ppb (13) N/A N/A N/A 0.23 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
July 3, 2020, 2 a.m. 9.4 ppb (9) 0.3 ppb (0) N/A 9.0 ppb (8) N/A N/A N/A 0.18 ppb (2) N/A 3.0 μg/m3 (12) 12.0
 
July 3, 2020, 1 a.m. 1.4 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A 0.15 ppb (2) N/A 7.0 μg/m3 (29) 29.0
 
July 3, 2020, midnight 0.9 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A 0.13 ppb (1) N/A 7.0 μg/m3 (29) 29.0
 
July 2, 2020, 11 p.m. 0.8 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A N/A 0.14 ppb (2) N/A 2.0 μg/m3 (8) 8.0
 
July 2, 2020, 10 p.m. 1.9 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A N/A N/A 0.16 ppb (2) N/A 7.0 μg/m3 (29) 29.0
 
July 2, 2020, 9 p.m. 2.3 ppb (2) 0.7 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A 0.17 ppb (2) N/A 3.0 μg/m3 (12) 12.0
 
July 2, 2020, 8 p.m. 4.4 ppb (4) 1.7 ppb (2) N/A 3.0 ppb (3) N/A N/A N/A 0.19 ppb (2) N/A 4.0 μg/m3 (17) 17.0
 
July 2, 2020, 7 p.m. 4.8 ppb (4) 2.1 ppb (2) N/A 3.0 ppb (3) N/A N/A N/A 0.21 ppb (2) N/A 7.0 μg/m3 (29) 29.0
 
July 2, 2020, 6 p.m. 5.3 ppb (5) 2.1 ppb (2) N/A 3.0 ppb (3) N/A N/A N/A 0.2 ppb (2) N/A 8.0 μg/m3 (33) 33.0
 
July 2, 2020, 5 p.m. 3.9 ppb (4) 1.6 ppb (1) N/A 2.0 ppb (2) N/A N/A N/A 0.17 ppb (2) N/A 7.0 μg/m3 (29) 29.0
 
July 2, 2020, 4 p.m. 4.9 ppb (5) 1.8 ppb (2) N/A 3.0 ppb (3) N/A N/A N/A 0.2 ppb (2) N/A 11.0 μg/m3 (46) 46.0
 
July 2, 2020, 3 p.m. 5.4 ppb (5) 1.9 ppb (2) N/A 4.0 ppb (4) N/A N/A N/A 0.2 ppb (2) N/A 9.0 μg/m3 (38) 38.0
 
July 2, 2020, 2 p.m. 9.4 ppb (9) 4.0 ppb (4) N/A 5.0 ppb (5) N/A N/A N/A 0.21 ppb (2) N/A 3.0 μg/m3 (12) 12.0
 
July 2, 2020, 1 p.m. 6.7 ppb (6) 2.9 ppb (3) N/A 4.0 ppb (4) N/A N/A N/A 0.2 ppb (2) N/A 8.0 μg/m3 (33) 33.0
 
July 2, 2020, noon 7.4 ppb (7) 3.5 ppb (3) N/A 4.0 ppb (4) N/A N/A N/A 0.23 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
July 2, 2020, 11 a.m. 10.1 ppb (9) 5.2 ppb (5) N/A 5.0 ppb (5) N/A N/A N/A 0.24 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
July 2, 2020, 10 a.m. 11.7 ppb (11) 4.8 ppb (4) N/A 7.0 ppb (6) N/A N/A N/A 0.23 ppb (3) N/A 8.0 μg/m3 (33) 33.0
 
July 2, 2020, 9 a.m. 5.3 ppb (5) 2.0 ppb (2) N/A 3.0 ppb (3) N/A N/A N/A 0.17 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
July 2, 2020, 8 a.m. 2.4 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.15 ppb (2) N/A 7.0 μg/m3 (29) 29.0
 
July 2, 2020, 7 a.m. 2.0 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A N/A N/A 9.0 μg/m3 (38) 38.0
 
July 2, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.18 ppb (2) N/A 5.0 μg/m3 (21) 21.0
 
July 2, 2020, 5 a.m. 1.9 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.17 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
July 2, 2020, 4 a.m. 5.0 ppb (5) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.2 ppb (2) N/A 8.0 μg/m3 (33) 33.0
 
July 2, 2020, 3 a.m. 7.7 ppb (7) 1.3 ppb (1) N/A 6.0 ppb (6) N/A N/A N/A 0.22 ppb (2) N/A 9.0 μg/m3 (38) 38.0
 
July 2, 2020, 2 a.m. 2.4 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A N/A 0.18 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
July 2, 2020, 1 a.m. 5.6 ppb (5) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A N/A 0.2 ppb (2) N/A 7.0 μg/m3 (29) 29.0
 
July 2, 2020, midnight 12.7 ppb (12) 4.2 ppb (4) N/A 9.0 ppb (8) N/A N/A N/A 0.27 ppb (3) N/A 4.0 μg/m3 (17) 17.0
 
July 1, 2020, 11 p.m. 20.4 ppb (19) 7.4 ppb (7) N/A 13.0 ppb (12) N/A N/A N/A 0.38 ppb (4) N/A 11.0 μg/m3 (46) 46.0
 
July 1, 2020, 10 p.m. 16.7 ppb (15) 8.0 ppb (7) N/A 9.0 ppb (8) N/A N/A N/A 0.34 ppb (4) N/A 8.0 μg/m3 (33) 33.0
 
July 1, 2020, 9 p.m. 21.5 ppb (20) 9.2 ppb (9) N/A 12.0 ppb (11) N/A N/A N/A 0.39 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
July 1, 2020, 8 p.m. 19.9 ppb (18) 9.1 ppb (8) N/A 11.0 ppb (10) N/A N/A N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
July 1, 2020, 7 p.m. 18.3 ppb (17) 8.9 ppb (8) N/A 9.0 ppb (8) N/A N/A N/A N/A N/A 5.0 μg/m3 (21) 21.0
 
July 1, 2020, 6 p.m. 17.8 ppb (16) 8.1 ppb (8) N/A 10.0 ppb (9) N/A N/A N/A N/A N/A 8.0 μg/m3 (33) 33.0
 
July 1, 2020, 5 p.m. 15.3 ppb (14) 7.6 ppb (7) N/A 8.0 ppb (7) N/A N/A N/A 0.26 ppb (3) N/A 9.0 μg/m3 (38) 38.0
 
July 1, 2020, 4 p.m. 15.9 ppb (15) 7.4 ppb (7) N/A 9.0 ppb (8) N/A N/A N/A 0.29 ppb (3) N/A 12.0 μg/m3 (50) 50.0
 
July 1, 2020, 3 p.m. 18.4 ppb (17) 9.1 ppb (8) N/A 9.0 ppb (8) N/A N/A N/A 0.3 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
July 1, 2020, 2 p.m. 26.1 ppb (24) 14.9 ppb (14) N/A 11.0 ppb (10) N/A N/A N/A 0.33 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
July 1, 2020, 1 p.m. 28.7 ppb (27) 16.9 ppb (16) N/A 12.0 ppb (11) N/A N/A N/A 0.35 ppb (4) N/A 11.0 μg/m3 (46) 46.0
 
July 1, 2020, noon 38.8 ppb (36) 26.8 ppb (25) N/A 12.0 ppb (11) N/A N/A N/A 0.44 ppb (5) N/A 11.0 μg/m3 (46) 46.0
 
July 1, 2020, 11 a.m. 47.6 ppb (44) 35.4 ppb (33) N/A 12.0 ppb (11) N/A N/A N/A 0.49 ppb (5) N/A 8.0 μg/m3 (33) 44.0
 
July 1, 2020, 10 a.m. 32.7 ppb (30) 22.6 ppb (21) N/A 10.0 ppb (9) N/A N/A N/A 0.32 ppb (4) N/A 3.0 μg/m3 (12) 30.0
 
July 1, 2020, 9 a.m. 4.7 ppb (4) 1.2 ppb (1) N/A 3.0 ppb (3) N/A N/A N/A 0.2 ppb (2) N/A 7.0 μg/m3 (29) 29.0
 
July 1, 2020, 8 a.m. 5.2 ppb (5) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A 0.18 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
July 1, 2020, 7 a.m. 5.7 ppb (5) 1.4 ppb (1) N/A 4.0 ppb (4) N/A N/A N/A N/A N/A 7.0 μg/m3 (29) 29.0
 
July 1, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.24 ppb (3) N/A 7.0 μg/m3 (29) 29.0
 
July 1, 2020, 5 a.m. 7.6 ppb (7) 1.0 ppb (1) N/A 7.0 ppb (6) N/A N/A N/A 0.21 ppb (2) N/A 8.0 μg/m3 (33) 33.0
 
July 1, 2020, 4 a.m. 6.2 ppb (6) 0.5 ppb (0) N/A 6.0 ppb (6) N/A N/A N/A 0.19 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
July 1, 2020, 3 a.m. 4.4 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A N/A 0.18 ppb (2) N/A 5.0 μg/m3 (21) 21.0
 
July 1, 2020, 2 a.m. 12.2 ppb (11) 3.4 ppb (3) N/A 9.0 ppb (8) N/A N/A N/A 0.21 ppb (2) N/A 10.0 μg/m3 (42) 42.0
 
July 1, 2020, 1 a.m. 14.6 ppb (14) 4.1 ppb (4) N/A 10.0 ppb (9) N/A N/A N/A 0.23 ppb (3) N/A 5.0 μg/m3 (21) 21.0
 
July 1, 2020, midnight 19.2 ppb (18) 6.0 ppb (6) N/A 13.0 ppb (12) N/A N/A N/A 0.33 ppb (4) N/A 2.0 μg/m3 (8) 18.0
 
June 30, 2020, 11 p.m. 7.1 ppb (7) 1.1 ppb (1) N/A 6.0 ppb (6) N/A N/A N/A 0.19 ppb (2) N/A 9.0 μg/m3 (38) 38.0
 
June 30, 2020, 10 p.m. 11.0 ppb (10) 3.5 ppb (3) N/A 7.0 ppb (6) N/A N/A N/A 0.22 ppb (2) N/A 3.0 μg/m3 (12) 12.0
 
June 30, 2020, 9 p.m. 9.1 ppb (8) 3.0 ppb (3) N/A 6.0 ppb (6) N/A N/A N/A 0.26 ppb (3) N/A 14.0 μg/m3 (54) 54.0
 
June 30, 2020, 8 p.m. 11.7 ppb (11) 4.8 ppb (4) N/A 7.0 ppb (6) N/A N/A N/A 0.27 ppb (3) N/A 14.0 μg/m3 (54) 54.0
 
June 30, 2020, 7 p.m. 20.6 ppb (19) 10.5 ppb (10) N/A 10.0 ppb (9) N/A N/A N/A 0.37 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
June 30, 2020, 6 p.m. 22.9 ppb (21) 11.2 ppb (10) N/A 12.0 ppb (11) N/A N/A N/A 0.33 ppb (4) N/A 15.0 μg/m3 (56) 56.0
 
June 30, 2020, 5 p.m. 18.8 ppb (17) 9.3 ppb (9) N/A 9.0 ppb (8) N/A N/A N/A 0.34 ppb (4) N/A N/A 17.0
 
June 30, 2020, 4 p.m. 21.8 ppb (20) 9.7 ppb (9) N/A 12.0 ppb (11) N/A N/A N/A 0.33 ppb (4) N/A N/A 20.0
 
June 30, 2020, 3 p.m. 17.7 ppb (16) 7.2 ppb (7) N/A 11.0 ppb (10) N/A N/A N/A 0.34 ppb (4) N/A N/A 16.0
 
June 30, 2020, 2 p.m. 20.7 ppb (19) 9.4 ppb (9) N/A 11.0 ppb (10) N/A N/A N/A 0.33 ppb (4) N/A 14.0 μg/m3 (54) 54.0
 
June 30, 2020, 1 p.m. 29.9 ppb (28) 15.3 ppb (14) N/A 15.0 ppb (14) N/A N/A N/A 0.38 ppb (4) N/A 14.0 μg/m3 (54) 54.0
 
June 30, 2020, noon 44.8 ppb (41) 30.7 ppb (28) N/A 14.0 ppb (13) N/A N/A N/A 0.55 ppb (6) N/A 11.0 μg/m3 (46) 46.0
 
June 30, 2020, 11 a.m. 29.9 ppb (28) 19.1 ppb (18) N/A 11.0 ppb (10) N/A N/A N/A 0.44 ppb (5) N/A 14.0 μg/m3 (54) 54.0
 
June 30, 2020, 10 a.m. 12.9 ppb (12) 5.6 ppb (5) N/A 7.0 ppb (6) N/A N/A N/A 0.29 ppb (3) N/A 13.0 μg/m3 (52) 52.0
 
June 30, 2020, 9 a.m. 10.7 ppb (10) 3.3 ppb (3) N/A 7.0 ppb (6) N/A N/A N/A 0.28 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
June 30, 2020, 8 a.m. 12.5 ppb (12) 4.8 ppb (4) N/A 8.0 ppb (7) N/A N/A N/A 0.28 ppb (3) N/A 13.0 μg/m3 (52) 52.0
 
June 30, 2020, 7 a.m. 13.3 ppb (12) 4.8 ppb (4) N/A 9.0 ppb (8) N/A N/A N/A N/A N/A 10.0 μg/m3 (42) 42.0
 
June 30, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A 0.32 ppb (4) N/A 13.0 μg/m3 (52) 52.0
 
June 30, 2020, 5 a.m. 17.2 ppb (16) 5.6 ppb (5) N/A 12.0 ppb (11) N/A N/A N/A 0.31 ppb (3) N/A 13.0 μg/m3 (52) 52.0
 
June 30, 2020, 4 a.m. 9.0 ppb (8) 0.8 ppb (1) N/A 8.0 ppb (7) N/A N/A N/A 0.29 ppb (3) N/A 12.0 μg/m3 (50) 50.0
 
June 30, 2020, 3 a.m. 11.6 ppb (11) 0.8 ppb (1) N/A 11.0 ppb (10) N/A N/A N/A 0.28 ppb (3) N/A 13.0 μg/m3 (52) 52.0