ID: 620

AQSQID: 370670022

Site Name: Hattieaven

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

Updated: Dec. 1, 2020, 10:41 a.m.

Location: Winston Salem (E Winston), NC

Reporting: True, Located: True

Current AQI: 5.0

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
Dec. 1, 2020, 9 a.m. 4.7 ppb (5) 0.5 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 4.7 μg/m3 (5) 1.2 μg/m3 (5) 5.0
 
Dec. 1, 2020, 8 a.m. 2.6 ppb (3) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) N/A N/A 2.2 μg/m3 (3) 0.9 μg/m3 (4) 4.0
 
Dec. 1, 2020, 7 a.m. 2.1 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (2) N/A N/A 4.3 μg/m3 (4) 0.9 μg/m3 (4) 4.0
 
Dec. 1, 2020, 6 a.m. 2.1 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (2) N/A N/A 2.9 μg/m3 (3) 0.9 μg/m3 (4) 4.0
 
Dec. 1, 2020, 5 a.m. 2.5 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (2) N/A N/A 3.8 μg/m3 (4) 1.3 μg/m3 (6) 6.0
 
Dec. 1, 2020, 4 a.m. 3.2 ppb (4) 0.1 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A 5.0 μg/m3 (5) 1.6 μg/m3 (7) 7.0
 
Dec. 1, 2020, 3 a.m. 3.3 ppb (4) 0.1 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A 3.3 μg/m3 (4) 1.8 μg/m3 (8) 8.0
 
Dec. 1, 2020, 2 a.m. 3.2 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A N/A N/A 4.3 μg/m3 (4) 2.0 μg/m3 (9) 9.0
 
Dec. 1, 2020, 1 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A 4.5 μg/m3 (5) 1.7 μg/m3 (8) 8.0
 
Dec. 1, 2020, midnight 3.3 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A 5.9 μg/m3 (6) 1.8 μg/m3 (8) 8.0
 
Nov. 30, 2020, 11 p.m. 3.6 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A 6.6 μg/m3 (7) 1.6 μg/m3 (7) 7.0
 
Nov. 30, 2020, 10 p.m. 3.4 ppb (4) -0.1 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A 5.3 μg/m3 (5) 1.6 μg/m3 (7) 7.0
 
Nov. 30, 2020, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 4.6 μg/m3 (5) 1.7 μg/m3 (8) 8.0
 
Nov. 30, 2020, 8 p.m. 4.2 ppb (4) 0.5 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A 4.8 μg/m3 (5) 1.9 μg/m3 (8) 8.0
 
Nov. 30, 2020, 7 p.m. 4.3 ppb (5) 0.4 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A 5.5 μg/m3 (6) 2.2 μg/m3 (10) 10.0
 
Nov. 30, 2020, 6 p.m. 4.5 ppb (5) 0.6 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A 4.8 μg/m3 (5) 2.0 μg/m3 (9) 9.0
 
Nov. 30, 2020, 5 p.m. 4.5 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A 4.2 μg/m3 (4) 1.9 μg/m3 (8) 8.0
 
Nov. 30, 2020, 4 p.m. 4.3 ppb (5) 0.5 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A 4.7 μg/m3 (5) 2.2 μg/m3 (10) 10.0
 
Nov. 30, 2020, 3 p.m. 7.3 ppb (7) 1.6 ppb (2) N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A 4.0 μg/m3 (4) 1.6 μg/m3 (7) 7.0
 
Nov. 30, 2020, 2 p.m. 11.8 ppb (12) 1.8 ppb (2) N/A 10.0 ppb (10) N/A 1.0 ppb (2) N/A N/A 5.3 μg/m3 (5) 2.2 μg/m3 (10) 12.0
 
Nov. 30, 2020, 1 p.m. 9.3 ppb (9) 0.7 ppb (1) N/A 8.0 ppb (8) N/A 1.0 ppb (2) N/A N/A 3.7 μg/m3 (4) 1.5 μg/m3 (7) 9.0
 
Nov. 30, 2020, noon 5.7 ppb (6) 0.1 ppb (1) N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A 4.3 μg/m3 (4) 1.8 μg/m3 (8) 8.0
 
Nov. 30, 2020, 11 a.m. 2.9 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A 6.6 μg/m3 (7) 3.3 μg/m3 (14) 14.0
 
Nov. 30, 2020, 10 a.m. 4.2 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A 4.7 μg/m3 (5) 2.5 μg/m3 (11) 11.0
 
Nov. 30, 2020, 9 a.m. 1.4 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (2) N/A N/A 2.7 μg/m3 (3) 1.0 μg/m3 (5) 5.0
 
Nov. 30, 2020, 8 a.m. 1.1 ppb (2) -0.1 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) N/A N/A 2.1 μg/m3 (2) 1.1 μg/m3 (5) 5.0
 
Nov. 30, 2020, 7 a.m. 1.4 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 2.2 μg/m3 (3) 1.6 μg/m3 (7) 7.0
 
Nov. 30, 2020, 6 a.m. 1.3 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 3.1 μg/m3 (3) 2.4 μg/m3 (10) 10.0
 
Nov. 30, 2020, 5 a.m. 1.8 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 7.0 μg/m3 (7) 4.6 μg/m3 (20) 20.0
 
Nov. 30, 2020, 4 a.m. 1.8 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 10.9 μg/m3 (11) 8.1 μg/m3 (34) 34.0
 
Nov. 30, 2020, 3 a.m. 2.7 ppb (3) -0.1 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A 15.7 μg/m3 (15) 11.7 μg/m3 (49) 49.0
 
Nov. 30, 2020, 2 a.m. 5.1 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A N/A N/A 17.2 μg/m3 (16) 12.4 μg/m3 (52) 52.0
 
Nov. 30, 2020, 1 a.m. 5.0 ppb (5) 0.1 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 17.0 μg/m3 (16) 12.5 μg/m3 (52) 52.0
 
Nov. 30, 2020, midnight 5.0 ppb (5) 0.1 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (2) N/A N/A 21.6 μg/m3 (20) 13.1 μg/m3 (54) 54.0
 
Nov. 29, 2020, 11 p.m. 6.4 ppb (7) 0.0 ppb (0) N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A 31.1 μg/m3 (29) 17.9 μg/m3 (64) 64.0
 
Nov. 29, 2020, 10 p.m. 1.3 ppb (2) -5.1 ppb (0) N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A 25.0 μg/m3 (24) 16.0 μg/m3 (60) 60.0
 
Nov. 29, 2020, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 16.7 μg/m3 (16) 9.6 μg/m3 (40) 40.0
 
Nov. 29, 2020, 8 p.m. 3.1 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A 14.6 μg/m3 (14) 8.6 μg/m3 (36) 36.0
 
Nov. 29, 2020, 7 p.m. 2.8 ppb (3) 0.2 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A 12.7 μg/m3 (12) 8.0 μg/m3 (34) 34.0
 
Nov. 29, 2020, 6 p.m. 3.7 ppb (4) 0.3 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A 11.1 μg/m3 (11) 7.7 μg/m3 (33) 33.0
 
Nov. 29, 2020, 5 p.m. 3.9 ppb (4) 0.4 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A 13.0 μg/m3 (13) 7.8 μg/m3 (33) 33.0
 
Nov. 29, 2020, 4 p.m. 3.5 ppb (4) 0.5 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) N/A N/A 10.3 μg/m3 (10) 7.0 μg/m3 (30) 30.0
 
Nov. 29, 2020, 3 p.m. 2.4 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) N/A N/A 10.6 μg/m3 (10) 7.1 μg/m3 (30) 30.0
 
Nov. 29, 2020, 2 p.m. 3.0 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) N/A N/A 11.7 μg/m3 (11) 7.4 μg/m3 (31) 31.0
 
Nov. 29, 2020, 1 p.m. 6.3 ppb (6) 1.3 ppb (2) N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 12.4 μg/m3 (12) 8.1 μg/m3 (34) 34.0
 
Nov. 29, 2020, noon 14.4 ppb (14) 3.3 ppb (4) N/A 11.0 ppb (11) N/A 0.0 ppb (0) N/A N/A 13.6 μg/m3 (13) 9.0 μg/m3 (38) 38.0
 
Nov. 29, 2020, 11 a.m. 21.4 ppb (21) 7.8 ppb (8) N/A 13.0 ppb (13) N/A 1.0 ppb (2) N/A N/A 14.8 μg/m3 (14) 9.6 μg/m3 (40) 40.0
 
Nov. 29, 2020, 10 a.m. 28.7 ppb (28) 9.3 ppb (9) N/A 19.0 ppb (18) N/A 1.0 ppb (2) N/A N/A 16.0 μg/m3 (15) 10.9 μg/m3 (46) 46.0
 
Nov. 29, 2020, 9 a.m. 21.8 ppb (21) 3.8 ppb (4) N/A 18.0 ppb (17) N/A 0.0 ppb (0) N/A N/A 15.1 μg/m3 (14) 10.3 μg/m3 (43) 43.0
 
Nov. 29, 2020, 8 a.m. 13.2 ppb (13) 0.6 ppb (1) N/A 12.0 ppb (12) N/A 0.0 ppb (0) N/A N/A 17.2 μg/m3 (16) 11.0 μg/m3 (46) 46.0
 
Nov. 29, 2020, 7 a.m. 7.2 ppb (7) 0.0 ppb (0) N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 16.1 μg/m3 (15) 10.4 μg/m3 (44) 44.0
 
Nov. 29, 2020, 6 a.m. 9.8 ppb (10) 0.4 ppb (1) N/A 9.0 ppb (9) N/A 0.0 ppb (0) N/A N/A 16.7 μg/m3 (16) 11.4 μg/m3 (48) 48.0
 
Nov. 29, 2020, 5 a.m. 11.6 ppb (11) 0.4 ppb (1) N/A 11.0 ppb (11) N/A 0.0 ppb (0) N/A N/A 27.7 μg/m3 (26) 13.1 μg/m3 (54) 54.0
 
Nov. 29, 2020, 4 a.m. 4.2 ppb (4) -0.1 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A 13.2 μg/m3 (13) 9.3 μg/m3 (39) 39.0
 
Nov. 29, 2020, 3 a.m. 4.0 ppb (4) -0.1 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (2) N/A N/A 13.1 μg/m3 (13) 8.4 μg/m3 (36) 36.0
 
Nov. 29, 2020, 2 a.m. 7.5 ppb (8) 0.2 ppb (1) N/A 7.0 ppb (7) N/A N/A N/A N/A 18.2 μg/m3 (17) 10.3 μg/m3 (43) 43.0
 
Nov. 29, 2020, 1 a.m. 11.3 ppb (11) 2.4 ppb (3) N/A 9.0 ppb (9) N/A 1.0 ppb (2) N/A N/A 18.5 μg/m3 (18) 9.4 μg/m3 (40) 40.0
 
Nov. 29, 2020, midnight 10.9 ppb (11) 0.2 ppb (1) N/A 11.0 ppb (11) N/A 0.0 ppb (0) N/A N/A 27.9 μg/m3 (26) 11.5 μg/m3 (48) 48.0
 
Nov. 28, 2020, 11 p.m. 12.2 ppb (12) 0.3 ppb (1) N/A 12.0 ppb (12) N/A 0.0 ppb (0) N/A N/A 16.9 μg/m3 (16) 8.0 μg/m3 (34) 34.0
 
Nov. 28, 2020, 10 p.m. 4.8 ppb (5) -0.2 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 11.3 μg/m3 (11) 5.4 μg/m3 (23) 23.0
 
Nov. 28, 2020, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 10.3 μg/m3 (10) 5.0 μg/m3 (21) 21.0
 
Nov. 28, 2020, 8 p.m. 2.3 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 12.9 μg/m3 (12) 5.4 μg/m3 (23) 23.0
 
Nov. 28, 2020, 7 p.m. 2.1 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 10.6 μg/m3 (10) 5.0 μg/m3 (21) 21.0
 
Nov. 28, 2020, 6 p.m. 2.1 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 12.7 μg/m3 (12) 5.0 μg/m3 (21) 21.0
 
Nov. 28, 2020, 5 p.m. 1.8 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 15.2 μg/m3 (15) 5.1 μg/m3 (22) 22.0
 
Nov. 28, 2020, 4 p.m. 1.8 ppb (2) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) N/A N/A 11.5 μg/m3 (11) 4.7 μg/m3 (20) 20.0
 
Nov. 28, 2020, 3 p.m. 2.5 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) N/A N/A 9.1 μg/m3 (9) 3.9 μg/m3 (17) 17.0
 
Nov. 28, 2020, 2 p.m. 3.3 ppb (4) 0.5 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A 9.3 μg/m3 (9) 4.2 μg/m3 (18) 18.0
 
Nov. 28, 2020, 1 p.m. 20.1 ppb (19) 10.9 ppb (11) N/A 9.0 ppb (9) N/A 1.0 ppb (2) N/A N/A 20.7 μg/m3 (20) 10.0 μg/m3 (42) 42.0
 
Nov. 28, 2020, noon 22.8 ppb (22) 11.6 ppb (11) N/A 11.0 ppb (11) N/A 1.0 ppb (2) N/A N/A 37.3 μg/m3 (35) 14.7 μg/m3 (57) 57.0
 
Nov. 28, 2020, 11 a.m. 21.0 ppb (20) 7.9 ppb (8) N/A 13.0 ppb (13) N/A 1.0 ppb (2) N/A N/A 22.5 μg/m3 (21) 12.5 μg/m3 (52) 52.0
 
Nov. 28, 2020, 10 a.m. 12.2 ppb (12) 0.5 ppb (1) N/A 12.0 ppb (12) N/A 0.0 ppb (0) N/A N/A 15.3 μg/m3 (15) 8.8 μg/m3 (37) 37.0
 
Nov. 28, 2020, 9 a.m. 17.9 ppb (17) 1.2 ppb (2) N/A 17.0 ppb (17) N/A 0.0 ppb (0) N/A N/A 15.0 μg/m3 (14) 9.4 μg/m3 (40) 40.0
 
Nov. 28, 2020, 8 a.m. 12.6 ppb (12) 1.6 ppb (2) N/A 11.0 ppb (11) N/A 0.0 ppb (0) N/A N/A 17.7 μg/m3 (17) 12.3 μg/m3 (52) 52.0
 
Nov. 28, 2020, 7 a.m. 18.5 ppb (18) 4.3 ppb (5) N/A 14.0 ppb (14) N/A 1.0 ppb (2) N/A N/A 26.7 μg/m3 (25) 17.0 μg/m3 (62) 62.0
 
Nov. 28, 2020, 6 a.m. 16.5 ppb (16) 2.1 ppb (2) N/A 14.0 ppb (14) N/A 0.0 ppb (0) N/A N/A 30.2 μg/m3 (28) 19.4 μg/m3 (67) 67.0
 
Nov. 28, 2020, 5 a.m. 24.2 ppb (23) 9.0 ppb (9) N/A 15.0 ppb (15) N/A 1.0 ppb (2) N/A N/A 28.8 μg/m3 (27) 18.3 μg/m3 (65) 65.0
 
Nov. 28, 2020, 4 a.m. 19.4 ppb (19) 4.4 ppb (5) N/A 15.0 ppb (15) N/A 0.0 ppb (0) N/A N/A 32.2 μg/m3 (30) 17.7 μg/m3 (63) 63.0
 
Nov. 28, 2020, 3 a.m. 18.9 ppb (18) 2.2 ppb (3) N/A 16.0 ppb (16) N/A 1.0 ppb (2) N/A N/A 37.3 μg/m3 (35) 17.0 μg/m3 (62) 62.0
 
Nov. 28, 2020, 2 a.m. 18.9 ppb (18) 0.9 ppb (1) N/A 18.0 ppb (17) N/A N/A N/A N/A 34.5 μg/m3 (32) 17.2 μg/m3 (62) 62.0
 
Nov. 28, 2020, 1 a.m. 22.5 ppb (22) 4.6 ppb (5) N/A 18.0 ppb (17) N/A 1.0 ppb (2) N/A N/A 33.1 μg/m3 (31) 14.1 μg/m3 (56) 56.0
 
Nov. 28, 2020, midnight 22.3 ppb (22) 2.7 ppb (3) N/A 19.0 ppb (18) N/A 0.0 ppb (0) N/A N/A 20.2 μg/m3 (19) 10.7 μg/m3 (45) 45.0
 
Nov. 27, 2020, 11 p.m. 24.9 ppb (24) 2.8 ppb (3) N/A 22.0 ppb (21) N/A 0.0 ppb (0) N/A N/A 33.4 μg/m3 (31) 12.9 μg/m3 (53) 53.0
 
Nov. 27, 2020, 10 p.m. 11.5 ppb (11) -0.1 ppb (0) N/A 11.0 ppb (11) N/A 0.0 ppb (0) N/A N/A 19.8 μg/m3 (19) 9.3 μg/m3 (39) 39.0
 
Nov. 27, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 21.1 μg/m3 (20) 10.0 μg/m3 (42) 42.0
 
Nov. 27, 2020, 8 p.m. 2.6 ppb (3) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 13.4 μg/m3 (13) 7.1 μg/m3 (30) 30.0
 
Nov. 27, 2020, 7 p.m. 2.0 ppb (2) 0.2 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 12.2 μg/m3 (12) 7.2 μg/m3 (31) 31.0
 
Nov. 27, 2020, 6 p.m. 1.9 ppb (2) 0.3 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 12.8 μg/m3 (12) 8.2 μg/m3 (35) 35.0
 
Nov. 27, 2020, 5 p.m. 2.0 ppb (2) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 13.4 μg/m3 (13) 8.5 μg/m3 (36) 36.0
 
Nov. 27, 2020, 4 p.m. 2.4 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 11.5 μg/m3 (11) 8.0 μg/m3 (34) 34.0
 
Nov. 27, 2020, 3 p.m. 2.1 ppb (2) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 10.0 μg/m3 (10) 7.2 μg/m3 (31) 31.0
 
Nov. 27, 2020, 2 p.m. 2.1 ppb (2) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 11.5 μg/m3 (11) 8.2 μg/m3 (35) 35.0
 
Nov. 27, 2020, 1 p.m. 2.1 ppb (2) 0.3 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 10.5 μg/m3 (10) 7.1 μg/m3 (30) 30.0
 
Nov. 27, 2020, noon 6.3 ppb (6) 0.2 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 8.7 μg/m3 (9) 5.8 μg/m3 (25) 25.0
 
Nov. 27, 2020, 11 a.m. 6.2 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 7.9 μg/m3 (8) 5.6 μg/m3 (24) 24.0
 
Nov. 27, 2020, 10 a.m. 5.8 ppb (6) 0.7 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 8.7 μg/m3 (9) 6.1 μg/m3 (26) 26.0
 
Nov. 27, 2020, 9 a.m. 15.7 ppb (15) 5.6 ppb (6) N/A 10.0 ppb (10) N/A 0.0 ppb (0) N/A N/A 13.8 μg/m3 (13) 9.6 μg/m3 (40) 40.0
 
Nov. 27, 2020, 8 a.m. 22.3 ppb (22) 13.9 ppb (14) N/A 8.0 ppb (8) N/A 1.0 ppb (2) N/A N/A 20.7 μg/m3 (20) 13.0 μg/m3 (53) 53.0
 
Nov. 27, 2020, 7 a.m. 12.7 ppb (12) 5.3 ppb (5) N/A 7.0 ppb (7) N/A 1.0 ppb (2) N/A N/A 18.3 μg/m3 (17) 12.1 μg/m3 (51) 51.0
 
Nov. 27, 2020, 6 a.m. 13.4 ppb (13) 5.7 ppb (6) N/A 8.0 ppb (8) N/A 1.0 ppb (2) N/A N/A 16.6 μg/m3 (16) 11.9 μg/m3 (50) 50.0
 
Nov. 27, 2020, 5 a.m. 14.8 ppb (14) 6.8 ppb (7) N/A 8.0 ppb (8) N/A 1.0 ppb (2) N/A N/A 14.1 μg/m3 (14) 10.2 μg/m3 (43) 43.0
 
Nov. 27, 2020, 4 a.m. 28.3 ppb (27) 20.5 ppb (20) N/A 8.0 ppb (8) N/A 1.0 ppb (2) N/A N/A 16.4 μg/m3 (16) 11.3 μg/m3 (48) 48.0
 
Nov. 27, 2020, 3 a.m. 25.1 ppb (24) 15.3 ppb (15) N/A 10.0 ppb (10) N/A 1.0 ppb (2) N/A N/A 11.4 μg/m3 (11) 8.7 μg/m3 (37) 37.0
 
Nov. 27, 2020, 2 a.m. 39.0 ppb (37) 27.4 ppb (26) N/A 11.0 ppb (11) N/A N/A N/A N/A 15.0 μg/m3 (14) 12.3 μg/m3 (52) 52.0
 
Nov. 27, 2020, 1 a.m. 35.9 ppb (34) 22.1 ppb (21) N/A 14.0 ppb (14) N/A 1.0 ppb (2) N/A N/A 13.8 μg/m3 (13) 11.0 μg/m3 (46) 46.0
 
Nov. 27, 2020, midnight 29.0 ppb (28) 14.3 ppb (14) N/A 14.0 ppb (14) N/A 1.0 ppb (2) N/A N/A 16.7 μg/m3 (16) 12.3 μg/m3 (52) 52.0
 
Nov. 26, 2020, 11 p.m. 18.6 ppb (18) 3.8 ppb (4) N/A 15.0 ppb (15) N/A 0.0 ppb (0) N/A N/A 17.9 μg/m3 (17) 12.6 μg/m3 (53) 53.0
 
Nov. 26, 2020, 10 p.m. 7.5 ppb (8) 0.5 ppb (1) N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 13.3 μg/m3 (13) 8.9 μg/m3 (38) 38.0
 
Nov. 26, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 13.3 μg/m3 (13) 8.3 μg/m3 (35) 35.0
 
Nov. 26, 2020, 8 p.m. 2.8 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 12.8 μg/m3 (12) 8.3 μg/m3 (35) 35.0
 
Nov. 26, 2020, 7 p.m. 3.4 ppb (4) 0.4 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A 13.4 μg/m3 (13) 9.3 μg/m3 (39) 39.0
 
Nov. 26, 2020, 6 p.m. 3.8 ppb (4) 0.5 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A 15.6 μg/m3 (15) 10.7 μg/m3 (45) 45.0
 
Nov. 26, 2020, 5 p.m. 4.1 ppb (4) 0.5 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 18.2 μg/m3 (17) 12.5 μg/m3 (52) 52.0
 
Nov. 26, 2020, 4 p.m. 5.4 ppb (6) 1.0 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 18.3 μg/m3 (17) 13.2 μg/m3 (54) 54.0
 
Nov. 26, 2020, 3 p.m. 6.9 ppb (7) 1.4 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 18.5 μg/m3 (18) 13.3 μg/m3 (54) 54.0
 
Nov. 26, 2020, 2 p.m. 6.9 ppb (7) 0.7 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 24.0 μg/m3 (23) 16.5 μg/m3 (61) 61.0
 
Nov. 26, 2020, 1 p.m. 8.0 ppb (8) 0.9 ppb (1) N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 21.7 μg/m3 (21) 16.1 μg/m3 (60) 60.0
 
Nov. 26, 2020, noon 8.0 ppb (8) 0.3 ppb (1) N/A 8.0 ppb (8) N/A 0.0 ppb (0) N/A N/A 22.1 μg/m3 (21) 17.2 μg/m3 (62) 62.0
 
Nov. 26, 2020, 11 a.m. 8.4 ppb (8) 0.6 ppb (1) N/A 8.0 ppb (8) N/A 0.0 ppb (0) N/A N/A 24.2 μg/m3 (23) 19.1 μg/m3 (66) 66.0
 
Nov. 26, 2020, 10 a.m. 7.5 ppb (8) 0.2 ppb (1) N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 27.6 μg/m3 (26) 20.6 μg/m3 (69) 69.0
 
Nov. 26, 2020, 9 a.m. 5.8 ppb (6) 0.1 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 30.3 μg/m3 (29) 20.9 μg/m3 (70) 70.0
 
Nov. 26, 2020, 8 a.m. 7.5 ppb (8) 0.7 ppb (1) N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 23.9 μg/m3 (23) 17.7 μg/m3 (63) 63.0
 
Nov. 26, 2020, 7 a.m. 5.7 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 23.8 μg/m3 (23) 17.6 μg/m3 (63) 63.0
 
Nov. 26, 2020, 6 a.m. 6.0 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A 33.6 μg/m3 (32) 18.8 μg/m3 (66) 66.0
 
Nov. 26, 2020, 5 a.m. 8.4 ppb (8) 0.2 ppb (1) N/A 8.0 ppb (8) N/A 1.0 ppb (2) N/A N/A 35.2 μg/m3 (33) 20.1 μg/m3 (68) 68.0
 
Nov. 26, 2020, 4 a.m. 18.5 ppb (18) 1.5 ppb (2) N/A 17.0 ppb (17) N/A 1.0 ppb (2) N/A N/A 42.4 μg/m3 (40) 23.3 μg/m3 (75) 75.0
 
Nov. 26, 2020, 3 a.m. 24.7 ppb (24) 4.5 ppb (5) N/A 20.0 ppb (19) N/A 1.0 ppb (2) N/A N/A 47.8 μg/m3 (45) 24.7 μg/m3 (78) 78.0
 
Nov. 26, 2020, 2 a.m. 23.8 ppb (23) 2.9 ppb (3) N/A 21.0 ppb (20) N/A N/A N/A N/A 45.7 μg/m3 (43) 22.2 μg/m3 (73) 73.0
 
Nov. 26, 2020, 1 a.m. 22.7 ppb (22) 1.3 ppb (2) N/A 21.0 ppb (20) N/A 1.0 ppb (2) N/A N/A 50.9 μg/m3 (48) 23.0 μg/m3 (74) 74.0
 
Nov. 26, 2020, midnight 27.3 ppb (26) 3.6 ppb (4) N/A 23.0 ppb (22) N/A 1.0 ppb (2) N/A N/A 54.2 μg/m3 (51) 21.6 μg/m3 (71) 71.0
 
Nov. 25, 2020, 11 p.m. 15.4 ppb (15) 0.0 ppb (0) N/A 15.0 ppb (15) N/A 1.0 ppb (2) N/A N/A 36.8 μg/m3 (35) 16.5 μg/m3 (61) 61.0
 
Nov. 25, 2020, 10 p.m. 10.1 ppb (10) -0.3 ppb (0) N/A 10.0 ppb (10) N/A 1.0 ppb (2) N/A N/A 57.6 μg/m3 (53) 19.3 μg/m3 (67) 67.0
 
Nov. 25, 2020, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 61.3 μg/m3 (55) 19.4 μg/m3 (67) 67.0
 
Nov. 25, 2020, 8 p.m. 13.5 ppb (13) 1.5 ppb (2) N/A 12.0 ppb (12) N/A 1.0 ppb (2) N/A N/A 28.5 μg/m3 (27) 14.2 μg/m3 (56) 56.0
 
Nov. 25, 2020, 7 p.m. 10.6 ppb (10) 1.5 ppb (2) N/A 9.0 ppb (9) N/A N/A N/A N/A 22.9 μg/m3 (22) 12.5 μg/m3 (52) 52.0
 
Nov. 25, 2020, 6 p.m. 7.9 ppb (8) 0.8 ppb (1) N/A 7.0 ppb (7) N/A N/A N/A N/A 29.8 μg/m3 (28) 13.1 μg/m3 (54) 54.0
 
Nov. 25, 2020, 5 p.m. 9.6 ppb (10) 1.8 ppb (2) N/A 8.0 ppb (8) N/A 1.0 ppb (2) N/A N/A 24.0 μg/m3 (23) 12.7 μg/m3 (53) 53.0
 
Nov. 25, 2020, 4 p.m. 14.2 ppb (14) 3.1 ppb (3) N/A 11.0 ppb (11) N/A 1.0 ppb (2) N/A N/A 23.1 μg/m3 (22) 13.3 μg/m3 (54) 54.0
 
Nov. 25, 2020, 3 p.m. 13.0 ppb (13) 1.7 ppb (2) N/A 11.0 ppb (11) N/A 1.0 ppb (2) N/A N/A 27.7 μg/m3 (26) 17.4 μg/m3 (63) 63.0
 
Nov. 25, 2020, 2 p.m. 19.0 ppb (18) 4.3 ppb (5) N/A 14.0 ppb (14) N/A 1.0 ppb (2) N/A N/A 32.9 μg/m3 (31) 20.5 μg/m3 (69) 69.0
 
Nov. 25, 2020, 1 p.m. 13.8 ppb (14) 1.3 ppb (2) N/A 12.0 ppb (12) N/A 1.0 ppb (2) N/A N/A 44.5 μg/m3 (42) 18.8 μg/m3 (66) 66.0
 
Nov. 25, 2020, noon 15.7 ppb (15) 0.7 ppb (1) N/A 15.0 ppb (15) N/A 1.0 ppb (2) N/A N/A 30.5 μg/m3 (29) 17.9 μg/m3 (64) 64.0
 
Nov. 25, 2020, 11 a.m. 10.4 ppb (10) 0.8 ppb (1) N/A 9.0 ppb (9) N/A 1.0 ppb (2) N/A N/A 25.6 μg/m3 (24) 16.2 μg/m3 (60) 60.0
 
Nov. 25, 2020, 10 a.m. 9.9 ppb (10) 0.0 ppb (0) N/A 10.0 ppb (10) N/A 0.0 ppb (0) N/A N/A 33.3 μg/m3 (31) 16.8 μg/m3 (61) 61.0
 
Nov. 25, 2020, 9 a.m. 13.9 ppb (14) 0.3 ppb (1) N/A 13.0 ppb (13) N/A 0.0 ppb (0) N/A N/A 23.3 μg/m3 (22) 17.1 μg/m3 (62) 62.0
 
Nov. 25, 2020, 8 a.m. 9.9 ppb (10) 0.0 ppb (0) N/A 10.0 ppb (10) N/A 0.0 ppb (0) N/A N/A 24.0 μg/m3 (23) 18.9 μg/m3 (66) 66.0
 
Nov. 25, 2020, 7 a.m. 8.2 ppb (8) 0.0 ppb (0) N/A 8.0 ppb (8) N/A 0.0 ppb (0) N/A N/A 27.3 μg/m3 (26) 20.4 μg/m3 (69) 69.0
 
Nov. 25, 2020, 6 a.m. 11.0 ppb (11) 0.3 ppb (1) N/A 11.0 ppb (11) N/A 1.0 ppb (2) N/A N/A 26.3 μg/m3 (25) 20.8 μg/m3 (70) 70.0
 
Nov. 25, 2020, 5 a.m. 16.5 ppb (16) 0.3 ppb (1) N/A 16.0 ppb (16) N/A 0.0 ppb (0) N/A N/A 28.8 μg/m3 (27) 22.8 μg/m3 (74) 74.0
 
Nov. 25, 2020, 4 a.m. 18.4 ppb (18) 2.7 ppb (3) N/A 15.0 ppb (15) N/A 1.0 ppb (2) N/A N/A 31.5 μg/m3 (30) 18.1 μg/m3 (64) 64.0
 
Nov. 25, 2020, 3 a.m. 21.6 ppb (21) 3.3 ppb (4) N/A 18.0 ppb (17) N/A 1.0 ppb (2) N/A N/A 30.3 μg/m3 (29) 16.5 μg/m3 (61) 61.0
 
Nov. 25, 2020, 2 a.m. 29.1 ppb (28) 8.4 ppb (8) N/A 20.0 ppb (19) N/A N/A N/A N/A 37.6 μg/m3 (35) 17.2 μg/m3 (62) 62.0
 
Nov. 25, 2020, 1 a.m. 34.8 ppb (33) 9.1 ppb (9) N/A 25.0 ppb (24) N/A 1.0 ppb (2) N/A N/A 71.2 μg/m3 (60) 21.0 μg/m3 (70) 70.0
 
Nov. 25, 2020, midnight 20.5 ppb (20) 1.6 ppb (2) N/A 19.0 ppb (18) N/A 1.0 ppb (2) N/A N/A 28.4 μg/m3 (27) 15.1 μg/m3 (58) 58.0
 
Nov. 24, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 38.0 μg/m3 (36) 12.9 μg/m3 (53) 53.0
 
Nov. 24, 2020, 10 p.m. 13.9 ppb (14) 0.0 ppb (0) N/A 14.0 ppb (14) N/A 0.0 ppb (0) N/A N/A 38.4 μg/m3 (36) 13.0 μg/m3 (53) 53.0
 
Nov. 24, 2020, 9 p.m. 6.2 ppb (6) 0.1 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 40.1 μg/m3 (38) 13.5 μg/m3 (54) 54.0
 
Nov. 24, 2020, 8 p.m. 5.4 ppb (6) 0.5 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 19.3 μg/m3 (18) 10.4 μg/m3 (44) 44.0
 
Nov. 24, 2020, 7 p.m. 4.7 ppb (5) 0.7 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 20.8 μg/m3 (20) 10.1 μg/m3 (43) 43.0
 
Nov. 24, 2020, 6 p.m. 4.6 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 16.9 μg/m3 (16) 9.6 μg/m3 (40) 40.0
 
Nov. 24, 2020, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 17.3 μg/m3 (17) 10.1 μg/m3 (43) 43.0
 
Nov. 24, 2020, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 17.5 μg/m3 (17) 10.1 μg/m3 (43) 43.0
 
Nov. 24, 2020, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 13.8 μg/m3 (13) 9.6 μg/m3 (40) 40.0
 
Nov. 24, 2020, 2 p.m. 10.4 ppb (10) 3.4 ppb (4) N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 18.4 μg/m3 (18) 10.5 μg/m3 (44) 44.0
 
Nov. 24, 2020, 1 p.m. 10.8 ppb (11) 2.8 ppb (3) N/A 8.0 ppb (8) N/A 0.0 ppb (0) N/A N/A 14.6 μg/m3 (14) 8.9 μg/m3 (38) 38.0
 
Nov. 24, 2020, noon 19.4 ppb (19) 7.5 ppb (8) N/A 12.0 ppb (12) N/A 0.0 ppb (0) N/A N/A 20.6 μg/m3 (20) 10.0 μg/m3 (42) 42.0
 
Nov. 24, 2020, 11 a.m. 13.4 ppb (13) 2.2 ppb (3) N/A 11.0 ppb (11) N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (11) 7.6 μg/m3 (32) 32.0
 
Nov. 24, 2020, 10 a.m. 8.0 ppb (8) 0.2 ppb (1) N/A 8.0 ppb (8) N/A 0.0 ppb (0) N/A N/A 9.2 μg/m3 (9) 6.0 μg/m3 (25) 25.0