ID: 620

AQSQID: 370670022

Site Name: Hattieaven

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

Updated: July 10, 2020, 5:35 p.m.

Location: Winston Salem (E Winston), NC

Reporting: True, Located: True

Current AQI: 26.0

Winston Salem (E Winston) NC, US: 36.1106, -80.2267

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 10, 2020, 4 p.m. 1.5 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 34.0 ppb (26) N/A 11.0 μg/m3 (10) 6.0 μg/m3 (25) 26.0
 
July 10, 2020, 3 p.m. 1.8 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 34.0 ppb (26) N/A 10.0 μg/m3 (9) 5.5 μg/m3 (23) 26.0
 
July 10, 2020, 2 p.m. 3.0 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 30.0 ppb (23) N/A N/A N/A 23.0
 
July 10, 2020, 1 p.m. 3.6 ppb (3) 0.7 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 22.0 ppb (17) N/A N/A N/A 17.0
 
July 10, 2020, noon 8.1 ppb (8) 2.0 ppb (2) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 13.0 ppb (10) N/A 12.0 μg/m3 (11) 5.6 μg/m3 (23) 23.0
 
July 10, 2020, 11 a.m. 13.8 ppb (13) 4.3 ppb (4) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 7.0 ppb (5) N/A 14.0 μg/m3 (13) 5.8 μg/m3 (24) 24.0
 
July 10, 2020, 10 a.m. 5.3 ppb (5) 0.7 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 8.0 ppb (6) N/A 12.0 μg/m3 (11) 5.6 μg/m3 (23) 23.0
 
July 10, 2020, 9 a.m. 2.4 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 11.0 ppb (8) N/A 12.0 μg/m3 (11) 5.9 μg/m3 (25) 25.0
 
July 10, 2020, 8 a.m. 2.8 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 7.0 ppb (5) N/A 13.0 μg/m3 (12) 6.4 μg/m3 (27) 27.0
 
July 10, 2020, 7 a.m. 2.6 ppb (2) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 8.0 ppb (6) N/A 13.0 μg/m3 (12) 6.3 μg/m3 (26) 26.0
 
July 10, 2020, 6 a.m. 2.8 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 13.0 ppb (10) N/A 11.0 μg/m3 (10) 5.7 μg/m3 (24) 24.0
 
July 10, 2020, 5 a.m. 2.6 ppb (2) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 18.0 ppb (14) N/A 10.0 μg/m3 (9) 5.6 μg/m3 (23) 23.0
 
July 10, 2020, 4 a.m. 3.1 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 18.0 ppb (14) N/A 11.0 μg/m3 (10) 6.1 μg/m3 (25) 25.0
 
July 10, 2020, 3 a.m. 5.9 ppb (5) 0.0 ppb (0) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 12.0 ppb (9) N/A 12.0 μg/m3 (11) 6.3 μg/m3 (26) 26.0
 
July 10, 2020, 2 a.m. 7.2 ppb (7) 0.1 ppb (0) N/A 7.0 ppb (6) N/A N/A 13.0 ppb (10) N/A 11.0 μg/m3 (10) 6.4 μg/m3 (27) 27.0
 
July 10, 2020, 1 a.m. 4.9 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 17.0 ppb (13) N/A 11.0 μg/m3 (10) 5.9 μg/m3 (25) 25.0
 
July 10, 2020, midnight 2.9 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 23.0 ppb (18) N/A 11.0 μg/m3 (10) 5.5 μg/m3 (23) 23.0
 
July 9, 2020, 11 p.m. 3.5 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 27.0 ppb (21) N/A 11.0 μg/m3 (10) 5.5 μg/m3 (23) 23.0
 
July 9, 2020, 10 p.m. 2.9 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 32.0 ppb (25) N/A 11.0 μg/m3 (10) 5.4 μg/m3 (23) 25.0
 
July 9, 2020, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 32.0 ppb (25) N/A 11.0 μg/m3 (10) 5.9 μg/m3 (25) 25.0
 
July 9, 2020, 8 p.m. 3.0 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 32.0 ppb (25) N/A 11.0 μg/m3 (10) 5.5 μg/m3 (23) 25.0
 
July 9, 2020, 7 p.m. 4.0 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A 3.0 ppb (4) 34.0 ppb (26) N/A 11.0 μg/m3 (10) 5.5 μg/m3 (23) 26.0
 
July 9, 2020, 6 p.m. 3.3 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A 3.0 ppb (4) 32.0 ppb (25) N/A 12.0 μg/m3 (11) 6.0 μg/m3 (25) 25.0
 
July 9, 2020, 5 p.m. 4.7 ppb (4) 1.2 ppb (1) N/A 4.0 ppb (4) N/A 3.0 ppb (4) 29.0 ppb (22) N/A 12.0 μg/m3 (11) 6.0 μg/m3 (25) 25.0
 
July 9, 2020, 4 p.m. 2.8 ppb (3) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 2.0 ppb (3) 26.0 ppb (20) N/A 11.0 μg/m3 (10) 6.2 μg/m3 (26) 26.0
 
July 9, 2020, 3 p.m. 1.9 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 24.0 ppb (18) N/A 11.0 μg/m3 (10) 6.1 μg/m3 (25) 25.0
 
July 9, 2020, 2 p.m. 4.8 ppb (4) 1.3 ppb (1) N/A 3.0 ppb (3) N/A N/A 19.0 ppb (15) N/A 13.0 μg/m3 (12) 6.8 μg/m3 (28) 28.0
 
July 9, 2020, 1 p.m. 5.5 ppb (5) 1.7 ppb (2) N/A 4.0 ppb (4) N/A N/A 15.0 ppb (12) N/A 15.0 μg/m3 (14) 7.5 μg/m3 (31) 31.0
 
July 9, 2020, noon 3.8 ppb (4) 0.8 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) N/A N/A 14.0 μg/m3 (13) 6.8 μg/m3 (28) 28.0
 
July 9, 2020, 11 a.m. 6.0 ppb (6) 0.9 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 11.0 ppb (8) N/A 16.0 μg/m3 (15) 6.5 μg/m3 (27) 27.0
 
July 9, 2020, 10 a.m. 2.5 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 13.0 ppb (10) N/A 15.0 μg/m3 (14) 5.8 μg/m3 (24) 24.0
 
July 9, 2020, 9 a.m. 2.2 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 14.0 ppb (11) N/A 14.0 μg/m3 (13) 5.9 μg/m3 (25) 25.0
 
July 9, 2020, 8 a.m. 1.7 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 14.0 ppb (11) N/A 14.0 μg/m3 (13) 5.7 μg/m3 (24) 24.0
 
July 9, 2020, 7 a.m. 1.3 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 14.0 ppb (11) N/A 15.0 μg/m3 (14) 5.5 μg/m3 (23) 23.0
 
July 9, 2020, 6 a.m. 1.4 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 14.0 ppb (11) N/A 14.0 μg/m3 (13) 5.4 μg/m3 (23) 23.0
 
July 9, 2020, 5 a.m. 1.8 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 14.0 ppb (11) N/A 13.0 μg/m3 (12) 5.2 μg/m3 (22) 22.0
 
July 9, 2020, 4 a.m. 2.1 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 14.0 ppb (11) N/A 14.0 μg/m3 (13) 4.8 μg/m3 (20) 20.0
 
July 9, 2020, 3 a.m. 2.2 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 16.0 ppb (12) N/A 13.0 μg/m3 (12) 4.7 μg/m3 (20) 20.0
 
July 9, 2020, 2 a.m. 2.1 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 19.0 ppb (15) N/A 12.0 μg/m3 (11) 4.9 μg/m3 (20) 20.0
 
July 9, 2020, 1 a.m. 1.9 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 23.0 ppb (18) N/A 11.0 μg/m3 (10) 4.0 μg/m3 (17) 18.0
 
July 9, 2020, midnight 1.6 ppb (1) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 29.0 ppb (22) N/A 10.0 μg/m3 (9) 3.4 μg/m3 (14) 22.0
 
July 8, 2020, 11 p.m. 1.3 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 32.0 ppb (25) N/A 12.0 μg/m3 (11) 4.4 μg/m3 (18) 25.0
 
July 8, 2020, 10 p.m. 3.8 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A 3.0 ppb (4) 32.0 ppb (25) N/A 11.0 μg/m3 (10) 5.2 μg/m3 (22) 25.0
 
July 8, 2020, 9 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 37.0 ppb (28) N/A 13.0 μg/m3 (12) 6.1 μg/m3 (25) 28.0
 
July 8, 2020, 8 p.m. 2.6 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 3.0 ppb (4) 40.0 ppb (31) N/A 10.0 μg/m3 (9) 5.0 μg/m3 (21) 31.0
 
July 8, 2020, 7 p.m. 2.8 ppb (3) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 3.0 ppb (4) 39.0 ppb (30) N/A 10.0 μg/m3 (9) 5.3 μg/m3 (22) 30.0
 
July 8, 2020, 6 p.m. 4.4 ppb (4) 0.8 ppb (1) N/A 4.0 ppb (4) N/A 4.0 ppb (6) 38.0 ppb (29) N/A 12.0 μg/m3 (11) 6.1 μg/m3 (25) 29.0
 
July 8, 2020, 5 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 32.0 ppb (25) N/A 10.0 μg/m3 (9) 5.0 μg/m3 (21) 25.0
 
July 8, 2020, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 30.0 ppb (23) N/A 9.0 μg/m3 (8) 5.0 μg/m3 (21) 23.0
 
July 8, 2020, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 26.0 ppb (20) N/A 12.0 μg/m3 (11) 6.3 μg/m3 (26) 26.0
 
July 8, 2020, 2 p.m. 1.5 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 24.0 ppb (18) N/A 13.0 μg/m3 (12) 6.4 μg/m3 (27) 27.0
 
July 8, 2020, 1 p.m. 1.7 ppb (2) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 19.0 ppb (15) N/A 12.0 μg/m3 (11) 6.0 μg/m3 (25) 25.0
 
July 8, 2020, noon 2.4 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 14.0 ppb (11) N/A 11.0 μg/m3 (10) 6.0 μg/m3 (25) 25.0
 
July 8, 2020, 11 a.m. 3.2 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 11.0 ppb (8) N/A 16.0 μg/m3 (15) 7.4 μg/m3 (31) 31.0
 
July 8, 2020, 10 a.m. 3.4 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 7.0 ppb (5) N/A 15.0 μg/m3 (14) 6.4 μg/m3 (27) 27.0
 
July 8, 2020, 9 a.m. 2.8 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 7.0 ppb (5) N/A 17.0 μg/m3 (15) 6.4 μg/m3 (27) 27.0
 
July 8, 2020, 8 a.m. 3.1 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 7.0 ppb (5) N/A 17.0 μg/m3 (15) 6.4 μg/m3 (27) 27.0
 
July 8, 2020, 7 a.m. 3.1 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 7.0 ppb (5) N/A 17.0 μg/m3 (15) 6.8 μg/m3 (28) 28.0
 
July 8, 2020, 6 a.m. 3.2 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 8.0 ppb (6) N/A 13.0 μg/m3 (12) 6.0 μg/m3 (25) 25.0
 
July 8, 2020, 5 a.m. 3.7 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 11.0 ppb (8) N/A 12.0 μg/m3 (11) 5.6 μg/m3 (23) 23.0
 
July 8, 2020, 4 a.m. 3.5 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 11.0 ppb (8) N/A 15.0 μg/m3 (14) 6.4 μg/m3 (27) 27.0
 
July 8, 2020, 3 a.m. 4.3 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 9.0 ppb (7) N/A 16.0 μg/m3 (15) 7.1 μg/m3 (30) 30.0
 
July 8, 2020, 2 a.m. 5.0 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 8.0 ppb (6) N/A 16.0 μg/m3 (15) 6.9 μg/m3 (29) 29.0
 
July 8, 2020, 1 a.m. 6.5 ppb (6) 0.4 ppb (0) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 11.0 ppb (8) N/A 12.0 μg/m3 (11) 5.3 μg/m3 (22) 22.0
 
July 8, 2020, midnight 6.2 ppb (6) 0.4 ppb (0) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 16.0 ppb (12) N/A 11.0 μg/m3 (10) 5.1 μg/m3 (21) 21.0
 
July 7, 2020, 11 p.m. 2.6 ppb (2) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 26.0 ppb (20) N/A 10.0 μg/m3 (9) 4.2 μg/m3 (18) 20.0
 
July 7, 2020, 10 p.m. 1.5 ppb (1) -0.3 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 29.0 ppb (22) N/A 9.0 μg/m3 (8) 3.9 μg/m3 (16) 22.0
 
July 7, 2020, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 29.0 ppb (22) N/A 12.0 μg/m3 (11) 5.2 μg/m3 (22) 22.0
 
July 7, 2020, 8 p.m. 2.5 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 29.0 ppb (22) N/A 17.0 μg/m3 (15) 7.6 μg/m3 (32) 32.0
 
July 7, 2020, 7 p.m. 4.5 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 27.0 ppb (21) N/A 26.0 μg/m3 (24) 9.9 μg/m3 (41) 41.0
 
July 7, 2020, 6 p.m. 1.3 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 40.0 ppb (31) N/A 27.0 μg/m3 (25) 11.2 μg/m3 (47) 47.0
 
July 7, 2020, 5 p.m. 1.4 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 38.0 ppb (29) N/A 30.0 μg/m3 (27) 12.4 μg/m3 (51) 51.0
 
July 7, 2020, 4 p.m. 1.6 ppb (1) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 36.0 ppb (28) N/A 26.0 μg/m3 (24) 11.6 μg/m3 (48) 48.0
 
July 7, 2020, 3 p.m. 1.7 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 36.0 ppb (28) N/A 21.0 μg/m3 (19) 9.8 μg/m3 (41) 41.0
 
July 7, 2020, 2 p.m. 2.6 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 35.0 ppb (27) N/A 18.0 μg/m3 (16) 8.6 μg/m3 (36) 36.0
 
July 7, 2020, 1 p.m. 4.0 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 30.0 ppb (23) N/A 18.0 μg/m3 (16) 8.9 μg/m3 (37) 37.0
 
July 7, 2020, noon 5.5 ppb (5) 1.3 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 20.0 ppb (15) N/A 16.0 μg/m3 (15) 8.8 μg/m3 (37) 37.0
 
July 7, 2020, 11 a.m. 6.5 ppb (6) 1.8 ppb (2) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 10.0 ppb (8) N/A 16.0 μg/m3 (15) 9.0 μg/m3 (38) 38.0
 
July 7, 2020, 10 a.m. 6.2 ppb (6) 1.1 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 7.0 ppb (5) N/A 16.0 μg/m3 (15) 9.5 μg/m3 (40) 40.0
 
July 7, 2020, 9 a.m. 6.4 ppb (6) 0.8 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 5.0 ppb (4) N/A 17.0 μg/m3 (15) 10.0 μg/m3 (42) 42.0
 
July 7, 2020, 8 a.m. 7.5 ppb (7) 0.8 ppb (1) N/A 7.0 ppb (6) N/A 1.0 ppb (1) 5.0 ppb (4) N/A 16.0 μg/m3 (15) 9.6 μg/m3 (40) 40.0
 
July 7, 2020, 7 a.m. 7.7 ppb (7) 0.5 ppb (0) N/A 7.0 ppb (6) N/A 1.0 ppb (1) 7.0 ppb (5) N/A 16.0 μg/m3 (15) 9.5 μg/m3 (40) 40.0
 
July 7, 2020, 6 a.m. 7.4 ppb (7) 0.2 ppb (0) N/A 7.0 ppb (6) N/A 1.0 ppb (1) 11.0 ppb (8) N/A 15.0 μg/m3 (14) 8.8 μg/m3 (37) 37.0
 
July 7, 2020, 5 a.m. 8.5 ppb (8) 0.5 ppb (0) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 10.0 ppb (8) N/A 16.0 μg/m3 (15) 9.8 μg/m3 (41) 41.0
 
July 7, 2020, 4 a.m. 7.9 ppb (7) 0.1 ppb (0) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 14.0 ppb (11) N/A 15.0 μg/m3 (14) 8.6 μg/m3 (36) 36.0
 
July 7, 2020, 3 a.m. 5.1 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A 2.0 ppb (3) 25.0 ppb (19) N/A 14.0 μg/m3 (13) 7.8 μg/m3 (32) 32.0
 
July 7, 2020, 2 a.m. 4.3 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 26.0 ppb (20) N/A 14.0 μg/m3 (13) 7.9 μg/m3 (33) 33.0
 
July 7, 2020, 1 a.m. 3.6 ppb (3) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 28.0 ppb (22) N/A 14.0 μg/m3 (13) 9.0 μg/m3 (38) 38.0
 
July 7, 2020, midnight 3.3 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 31.0 ppb (24) N/A 15.0 μg/m3 (14) 8.6 μg/m3 (36) 36.0
 
July 6, 2020, 11 p.m. 3.5 ppb (3) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 47.0 ppb (36) N/A 32.0 μg/m3 (29) 23.8 μg/m3 (75) 75.0
 
July 6, 2020, 10 p.m. 3.1 ppb (3) -0.1 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 56.0 ppb (43) N/A 47.0 μg/m3 (43) 39.0 μg/m3 (109) 109.0
 
July 6, 2020, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 49.0 ppb (38) N/A 34.0 μg/m3 (31) 25.7 μg/m3 (79) 79.0
 
July 6, 2020, 8 p.m. 1.9 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 38.0 ppb (29) N/A 18.0 μg/m3 (16) 12.0 μg/m3 (50) 50.0
 
July 6, 2020, 7 p.m. 1.3 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 35.0 ppb (27) N/A 13.0 μg/m3 (12) 9.1 μg/m3 (38) 38.0
 
July 6, 2020, 6 p.m. 1.4 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 35.0 ppb (27) N/A 15.0 μg/m3 (14) 9.4 μg/m3 (39) 39.0
 
July 6, 2020, 5 p.m. 1.3 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 39.0 ppb (30) N/A 13.0 μg/m3 (12) 8.9 μg/m3 (37) 37.0
 
July 6, 2020, 4 p.m. 1.6 ppb (1) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 43.0 ppb (33) N/A 14.0 μg/m3 (13) 9.3 μg/m3 (39) 39.0
 
July 6, 2020, 3 p.m. 2.5 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 47.0 ppb (36) N/A 15.0 μg/m3 (14) 10.6 μg/m3 (44) 44.0
 
July 6, 2020, 2 p.m. 3.4 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 17.0 μg/m3 (15) 11.2 μg/m3 (47) 47.0
 
July 6, 2020, 1 p.m. 4.4 ppb (4) 0.8 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 30.0 ppb (23) N/A 17.0 μg/m3 (15) 10.6 μg/m3 (44) 44.0
 
July 6, 2020, noon 8.0 ppb (7) 2.3 ppb (2) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 16.0 ppb (12) N/A 19.0 μg/m3 (17) 12.1 μg/m3 (50) 50.0
 
July 6, 2020, 11 a.m. 15.7 ppb (15) 7.2 ppb (7) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 6.0 ppb (5) N/A 25.0 μg/m3 (23) 13.6 μg/m3 (53) 53.0
 
July 6, 2020, 10 a.m. 9.7 ppb (9) 4.0 ppb (4) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 3.0 ppb (2) N/A 24.0 μg/m3 (22) 12.4 μg/m3 (51) 51.0
 
July 6, 2020, 9 a.m. 9.3 ppb (9) 2.6 ppb (2) N/A 7.0 ppb (6) N/A 1.0 ppb (1) 3.0 ppb (2) N/A 22.0 μg/m3 (20) 12.3 μg/m3 (51) 51.0
 
July 6, 2020, 8 a.m. 11.8 ppb (11) 2.2 ppb (2) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 3.0 ppb (2) N/A 22.0 μg/m3 (20) 12.5 μg/m3 (51) 51.0
 
July 6, 2020, 7 a.m. 11.9 ppb (11) 1.9 ppb (2) N/A 10.0 ppb (9) N/A 1.0 ppb (1) 4.0 ppb (3) N/A 24.0 μg/m3 (22) 12.5 μg/m3 (51) 51.0
 
July 6, 2020, 6 a.m. 7.7 ppb (7) 0.5 ppb (0) N/A 7.0 ppb (6) N/A 1.0 ppb (1) 7.0 ppb (5) N/A 20.0 μg/m3 (18) 12.1 μg/m3 (50) 50.0
 
July 6, 2020, 5 a.m. 5.7 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 11.0 ppb (8) N/A 19.0 μg/m3 (17) 11.2 μg/m3 (47) 47.0
 
July 6, 2020, 4 a.m. 5.5 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 14.0 ppb (11) N/A 16.0 μg/m3 (15) 10.1 μg/m3 (42) 42.0
 
July 6, 2020, 3 a.m. 6.4 ppb (6) 0.2 ppb (0) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 19.0 ppb (15) N/A 14.0 μg/m3 (13) 9.7 μg/m3 (40) 40.0
 
July 6, 2020, 2 a.m. 2.7 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 31.0 ppb (24) N/A 13.0 μg/m3 (12) 8.7 μg/m3 (36) 36.0
 
July 6, 2020, 1 a.m. 2.4 ppb (2) -0.1 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 36.0 ppb (28) N/A 15.0 μg/m3 (14) 7.8 μg/m3 (32) 32.0
 
July 6, 2020, midnight 2.9 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 20.0 μg/m3 (18) 11.2 μg/m3 (47) 47.0
 
July 5, 2020, 11 p.m. 3.9 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 37.0 ppb (28) N/A 23.0 μg/m3 (21) 15.7 μg/m3 (58) 58.0
 
July 5, 2020, 10 p.m. 2.8 ppb (3) -0.1 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 43.0 ppb (33) N/A 22.0 μg/m3 (20) 16.6 μg/m3 (60) 60.0
 
July 5, 2020, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 44.0 ppb (34) N/A 24.0 μg/m3 (22) 17.0 μg/m3 (61) 61.0
 
July 5, 2020, 8 p.m. 1.6 ppb (1) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 48.0 ppb (37) N/A 21.0 μg/m3 (19) 15.2 μg/m3 (57) 57.0
 
July 5, 2020, 7 p.m. 1.6 ppb (1) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 52.0 ppb (40) N/A 20.0 μg/m3 (18) 14.8 μg/m3 (56) 56.0
 
July 5, 2020, 6 p.m. 1.4 ppb (1) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 54.0 ppb (42) N/A 19.0 μg/m3 (17) 14.8 μg/m3 (56) 56.0
 
July 5, 2020, 5 p.m. 1.5 ppb (1) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 56.0 ppb (43) N/A 22.0 μg/m3 (20) 15.8 μg/m3 (58) 58.0
 
July 5, 2020, 4 p.m. 2.8 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 57.0 ppb (44) N/A 25.0 μg/m3 (23) 18.1 μg/m3 (63) 63.0
 
July 5, 2020, 3 p.m. 2.8 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 56.0 ppb (43) N/A 31.0 μg/m3 (28) 21.9 μg/m3 (71) 71.0
 
July 5, 2020, 2 p.m. 3.3 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 50.0 ppb (38) N/A 34.0 μg/m3 (31) 24.2 μg/m3 (76) 76.0
 
July 5, 2020, 1 p.m. 3.6 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 36.0 ppb (28) N/A 34.0 μg/m3 (31) 25.0 μg/m3 (78) 78.0
 
July 5, 2020, noon 5.1 ppb (5) 0.9 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 23.0 ppb (18) N/A 37.0 μg/m3 (34) 28.8 μg/m3 (86) 86.0
 
July 5, 2020, 11 a.m. 5.0 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 15.0 ppb (12) N/A 42.0 μg/m3 (38) 32.9 μg/m3 (94) 94.0
 
July 5, 2020, 10 a.m. 6.0 ppb (6) 0.3 ppb (0) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 11.0 ppb (8) N/A 45.0 μg/m3 (41) 36.3 μg/m3 (102) 102.0
 
July 5, 2020, 9 a.m. 8.7 ppb (8) 0.2 ppb (0) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 14.0 ppb (11) N/A 47.0 μg/m3 (43) 36.6 μg/m3 (103) 103.0
 
July 5, 2020, 8 a.m. 10.0 ppb (9) 0.1 ppb (0) N/A 10.0 ppb (9) N/A 1.0 ppb (1) 16.0 ppb (12) N/A 49.0 μg/m3 (45) 39.1 μg/m3 (109) 109.0
 
July 5, 2020, 7 a.m. 9.6 ppb (9) 0.1 ppb (0) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 16.0 ppb (12) N/A 63.0 μg/m3 (54) 48.6 μg/m3 (133) 133.0
 
July 5, 2020, 6 a.m. 9.8 ppb (9) 0.3 ppb (0) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 16.0 ppb (12) N/A 75.0 μg/m3 (60) 57.2 μg/m3 (151) 151.0
 
July 5, 2020, 5 a.m. 10.5 ppb (10) 0.1 ppb (0) N/A 10.0 ppb (9) N/A 2.0 ppb (3) 20.0 ppb (15) N/A 79.0 μg/m3 (62) 61.0 μg/m3 (153) 153.0
 
July 5, 2020, 4 a.m. 12.5 ppb (12) 0.1 ppb (0) N/A 12.0 ppb (11) N/A 2.0 ppb (3) 19.0 ppb (15) N/A 95.0 μg/m3 (70) 73.4 μg/m3 (159) 159.0
 
July 5, 2020, 3 a.m. 17.2 ppb (16) 0.5 ppb (0) N/A 16.0 ppb (15) N/A 2.0 ppb (3) 20.0 ppb (15) N/A 108.0 μg/m3 (76) 82.8 μg/m3 (164) 164.0
 
July 5, 2020, 2 a.m. 12.4 ppb (11) 0.2 ppb (0) N/A 12.0 ppb (11) N/A N/A 26.0 ppb (20) N/A 90.0 μg/m3 (68) 66.3 μg/m3 (156) 156.0
 
July 5, 2020, 1 a.m. 10.4 ppb (10) 0.2 ppb (0) N/A 10.0 ppb (9) N/A 2.0 ppb (3) 34.0 ppb (26) N/A 97.0 μg/m3 (71) 72.1 μg/m3 (159) 159.0
 
July 5, 2020, midnight 3.4 ppb (3) -0.1 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 46.0 ppb (35) N/A 24.0 μg/m3 (22) 16.4 μg/m3 (59) 59.0
 
July 4, 2020, 11 p.m. 2.7 ppb (3) -0.1 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 46.0 ppb (35) N/A 21.0 μg/m3 (19) 14.8 μg/m3 (56) 56.0
 
July 4, 2020, 10 p.m. 3.5 ppb (3) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 43.0 ppb (33) N/A 34.0 μg/m3 (31) 23.0 μg/m3 (73) 73.0
 
July 4, 2020, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 45.0 ppb (35) N/A 26.0 μg/m3 (24) 18.2 μg/m3 (63) 63.0
 
July 4, 2020, 8 p.m. 2.2 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 49.0 ppb (38) N/A 19.0 μg/m3 (17) 13.2 μg/m3 (53) 53.0
 
July 4, 2020, 7 p.m. 2.8 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 47.0 ppb (36) N/A 21.0 μg/m3 (19) 13.6 μg/m3 (53) 53.0
 
July 4, 2020, 6 p.m. 1.3 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 47.0 ppb (36) N/A 19.0 μg/m3 (17) 13.0 μg/m3 (52) 52.0
 
July 4, 2020, 5 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 45.0 ppb (35) N/A 18.0 μg/m3 (16) 12.9 μg/m3 (52) 52.0
 
July 4, 2020, 4 p.m. 0.9 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 46.0 ppb (35) N/A 17.0 μg/m3 (15) 12.1 μg/m3 (50) 50.0
 
July 4, 2020, 3 p.m. 1.1 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 49.0 ppb (38) N/A 18.0 μg/m3 (16) 11.3 μg/m3 (47) 47.0
 
July 4, 2020, 2 p.m. 1.9 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 46.0 ppb (35) N/A 19.0 μg/m3 (17) 11.6 μg/m3 (48) 48.0
 
July 4, 2020, 1 p.m. 3.6 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 37.0 ppb (28) N/A 21.0 μg/m3 (19) 11.9 μg/m3 (50) 50.0
 
July 4, 2020, noon 5.7 ppb (5) 1.0 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 23.0 ppb (18) N/A 19.0 μg/m3 (17) 12.2 μg/m3 (50) 50.0
 
July 4, 2020, 11 a.m. 9.6 ppb (9) 2.2 ppb (2) N/A 7.0 ppb (6) N/A 1.0 ppb (1) 9.0 ppb (7) N/A 22.0 μg/m3 (20) 15.2 μg/m3 (57) 57.0
 
July 4, 2020, 10 a.m. 9.9 ppb (9) 0.9 ppb (1) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 5.0 ppb (4) N/A 25.0 μg/m3 (23) 18.8 μg/m3 (64) 64.0
 
July 4, 2020, 9 a.m. 9.3 ppb (9) 0.4 ppb (0) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 9.0 ppb (7) N/A 21.0 μg/m3 (19) 15.6 μg/m3 (58) 58.0
 
July 4, 2020, 8 a.m. 12.1 ppb (11) 0.5 ppb (0) N/A 11.0 ppb (10) N/A 1.0 ppb (1) 7.0 ppb (5) N/A 25.0 μg/m3 (23) 18.9 μg/m3 (65) 65.0
 
July 4, 2020, 7 a.m. 14.4 ppb (13) 0.6 ppb (1) N/A 14.0 ppb (13) N/A 1.0 ppb (1) 8.0 ppb (6) N/A 30.0 μg/m3 (27) 21.5 μg/m3 (70) 70.0
 
July 4, 2020, 6 a.m. 13.0 ppb (12) 0.3 ppb (0) N/A 13.0 ppb (12) N/A 1.0 ppb (1) 10.0 ppb (8) N/A 38.0 μg/m3 (35) 27.8 μg/m3 (84) 84.0
 
July 4, 2020, 5 a.m. 14.6 ppb (14) 0.3 ppb (0) N/A 14.0 ppb (13) N/A 1.0 ppb (1) 12.0 ppb (9) N/A 41.0 μg/m3 (37) 30.0 μg/m3 (88) 88.0
 
July 4, 2020, 4 a.m. 11.1 ppb (10) 0.0 ppb (0) N/A 11.0 ppb (10) N/A 1.0 ppb (1) 22.0 ppb (17) N/A 30.0 μg/m3 (27) 21.7 μg/m3 (71) 71.0
 
July 4, 2020, 3 a.m. 13.4 ppb (12) 1.3 ppb (1) N/A 12.0 ppb (11) N/A 1.0 ppb (1) 30.0 ppb (23) N/A 27.0 μg/m3 (25) 19.5 μg/m3 (66) 66.0
 
July 4, 2020, 2 a.m. 9.7 ppb (9) 0.0 ppb (0) N/A 10.0 ppb (9) N/A N/A 38.0 ppb (29) N/A 58.0 μg/m3 (52) 39.1 μg/m3 (109) 109.0
 
July 4, 2020, 1 a.m. 9.5 ppb (9) -0.1 ppb (0) N/A 10.0 ppb (9) N/A 2.0 ppb (3) 40.0 ppb (31) N/A 26.0 μg/m3 (24) 16.4 μg/m3 (59) 59.0
 
July 4, 2020, midnight 5.2 ppb (5) -0.1 ppb (0) N/A 5.0 ppb (5) N/A 2.0 ppb (3) 53.0 ppb (41) N/A 17.0 μg/m3 (15) 10.9 μg/m3 (45) 45.0
 
July 3, 2020, 11 p.m. 4.6 ppb (4) -0.2 ppb (0) N/A 5.0 ppb (5) N/A 2.0 ppb (3) 63.0 ppb (48) N/A 16.0 μg/m3 (15) 10.0 μg/m3 (42) 48.0
 
July 3, 2020, 10 p.m. 0.0 ppb (0) -3.2 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 65.0 ppb (50) N/A 14.0 μg/m3 (13) 9.7 μg/m3 (40) 50.0
 
July 3, 2020, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 62.0 ppb (48) N/A 15.0 μg/m3 (14) 9.5 μg/m3 (40) 48.0
 
July 3, 2020, 8 p.m. 1.6 ppb (1) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 52.0 ppb (40) N/A 15.0 μg/m3 (14) 8.7 μg/m3 (36) 40.0
 
July 3, 2020, 7 p.m. 1.2 ppb (1) -0.1 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 46.0 ppb (35) N/A 14.0 μg/m3 (13) 9.0 μg/m3 (38) 38.0
 
July 3, 2020, 6 p.m. 1.2 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 44.0 ppb (34) N/A 14.0 μg/m3 (13) 9.2 μg/m3 (38) 38.0
 
July 3, 2020, 5 p.m. 0.9 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 44.0 ppb (34) N/A 14.0 μg/m3 (13) 9.2 μg/m3 (38) 38.0