ID: 1633

AQSQID: 370630015

Site Name: Durham Armory

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

Updated: Oct. 27, 2020, 9:40 p.m.

Location: Durham (Stadium Dr), NC

Reporting: True, Located: True

Current AQI: 28.0

Durham (Stadium Dr) NC, US: 36.032955, -78.904037

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Oct. 20, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (38) N/A 11.0 μg/m3 (11) 7.0 μg/m3 (30) 38.0
 
Oct. 20, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) N/A 12.0 μg/m3 (12) 7.0 μg/m3 (30) 39.0
 
Oct. 20, 2020, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) N/A 16.0 μg/m3 (15) 6.0 μg/m3 (25) 40.0
 
Oct. 20, 2020, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (38) N/A 13.0 μg/m3 (13) 5.0 μg/m3 (21) 38.0
 
Oct. 20, 2020, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 36.0 ppb (34) N/A 12.0 μg/m3 (12) 7.0 μg/m3 (30) 34.0
 
Oct. 20, 2020, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (30) N/A 18.0 μg/m3 (17) 10.0 μg/m3 (42) 42.0
 
Oct. 20, 2020, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 20.0 ppb (19) N/A 13.0 μg/m3 (13) 10.0 μg/m3 (42) 42.0
 
Oct. 20, 2020, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 10.0 ppb (10) N/A 12.0 μg/m3 (12) 11.0 μg/m3 (46) 46.0
 
Oct. 20, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 0.0 ppb (0) N/A 15.0 μg/m3 (14) 7.0 μg/m3 (30) 30.0
 
Oct. 20, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 0.0 ppb (0) N/A 13.0 μg/m3 (13) 9.0 μg/m3 (38) 38.0
 
Oct. 20, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 0.0 ppb (0) N/A 12.0 μg/m3 (12) 12.0 μg/m3 (50) 50.0
 
Oct. 20, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 0.0 ppb (0) N/A 15.0 μg/m3 (14) 7.0 μg/m3 (30) 30.0
 
Oct. 20, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (11) 8.0 μg/m3 (34) 34.0
 
Oct. 20, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 10.0 μg/m3 (10) 6.0 μg/m3 (25) 25.0
 
Oct. 20, 2020, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 0.0 ppb (0) N/A 14.0 μg/m3 (13) 6.0 μg/m3 (25) 25.0
 
Oct. 20, 2020, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 0.0 ppb (0) N/A 12.0 μg/m3 (12) 6.0 μg/m3 (25) 25.0
 
Oct. 20, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 0.0 ppb (0) N/A 14.0 μg/m3 (13) 10.0 μg/m3 (42) 42.0
 
Oct. 20, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 0.0 ppb (0) N/A 12.0 μg/m3 (12) 8.0 μg/m3 (34) 34.0
 
Oct. 20, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 0.0 ppb (0) N/A 12.0 μg/m3 (12) 8.0 μg/m3 (34) 34.0
 
Oct. 20, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (1) N/A 16.0 μg/m3 (15) 6.0 μg/m3 (25) 25.0
 
Oct. 20, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 0.0 ppb (0) N/A 17.0 μg/m3 (16) 8.0 μg/m3 (34) 34.0
 
Oct. 19, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (1) N/A 16.0 μg/m3 (15) 7.0 μg/m3 (30) 30.0
 
Oct. 19, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 10.0 ppb (10) N/A 18.0 μg/m3 (17) 6.0 μg/m3 (25) 25.0
 
Oct. 19, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (30) N/A 16.0 μg/m3 (15) 5.0 μg/m3 (21) 30.0
 
Oct. 19, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A 15.0 μg/m3 (14) 4.0 μg/m3 (17) 35.0
 
Oct. 19, 2020, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 37.0 ppb (35) N/A 13.0 μg/m3 (13) 5.0 μg/m3 (21) 35.0
 
Oct. 19, 2020, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 34.0 ppb (32) N/A 16.0 μg/m3 (15) 6.0 μg/m3 (25) 32.0
 
Oct. 19, 2020, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 27.0 ppb (25) N/A 16.0 μg/m3 (15) 4.0 μg/m3 (17) 25.0
 
Oct. 19, 2020, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 22.0 ppb (21) N/A 13.0 μg/m3 (13) 3.0 μg/m3 (13) 21.0
 
Oct. 19, 2020, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 16.0 ppb (15) N/A 7.0 μg/m3 (7) 4.0 μg/m3 (17) 17.0
 
Oct. 19, 2020, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 19.0 ppb (18) N/A 6.0 μg/m3 (6) 6.0 μg/m3 (25) 25.0
 
Oct. 19, 2020, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 14.0 ppb (13) N/A 4.0 μg/m3 (4) 6.0 μg/m3 (25) 25.0
 
Oct. 19, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 1.0 μg/m3 (1) 6.0 μg/m3 (25) 25.0
 
Oct. 19, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 4.0 μg/m3 (4) 6.0 μg/m3 (25) 25.0
 
Oct. 19, 2020, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 7.0 ppb (7) N/A 9.0 μg/m3 (9) 7.0 μg/m3 (30) 30.0
 
Oct. 19, 2020, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 8.0 ppb (8) N/A 12.0 μg/m3 (12) 7.0 μg/m3 (30) 30.0
 
Oct. 19, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 9.0 μg/m3 (9) 5.0 μg/m3 (21) 21.0
 
Oct. 19, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (4) N/A 10.0 μg/m3 (10) 8.0 μg/m3 (34) 34.0
 
Oct. 19, 2020, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 7.0 ppb (7) N/A 14.0 μg/m3 (13) 9.0 μg/m3 (38) 38.0
 
Oct. 19, 2020, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 5.0 ppb (5) N/A 12.0 μg/m3 (12) 9.0 μg/m3 (38) 38.0
 
Oct. 19, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 2.0 ppb (2) N/A 13.0 μg/m3 (13) 14.0 μg/m3 (55) 55.0
 
Oct. 19, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 2.0 ppb (2) N/A 18.0 μg/m3 (17) 12.0 μg/m3 (50) 50.0
 
Oct. 19, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 2.0 ppb (2) N/A 17.0 μg/m3 (16) 13.0 μg/m3 (53) 53.0
 
Oct. 19, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 2.0 ppb (2) N/A 22.0 μg/m3 (21) 18.0 μg/m3 (64) 64.0
 
Oct. 19, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 3.0 ppb (3) N/A 25.0 μg/m3 (24) 12.0 μg/m3 (50) 50.0
 
Oct. 18, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 6.0 ppb (6) N/A 13.0 μg/m3 (13) 7.0 μg/m3 (30) 30.0
 
Oct. 18, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 16.0 ppb (15) N/A 6.0 μg/m3 (6) 6.0 μg/m3 (25) 25.0
 
Oct. 18, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (31) N/A 9.0 μg/m3 (9) 7.0 μg/m3 (30) 31.0
 
Oct. 18, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 38.0 ppb (36) N/A 7.0 μg/m3 (7) 5.0 μg/m3 (21) 36.0
 
Oct. 18, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (37) N/A 5.0 μg/m3 (5) 1.0 μg/m3 (5) 37.0
 
Oct. 18, 2020, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (37) N/A 9.0 μg/m3 (9) 0.0 μg/m3 (0) 37.0
 
Oct. 18, 2020, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 38.0 ppb (36) N/A 8.0 μg/m3 (8) 2.0 μg/m3 (9) 36.0
 
Oct. 18, 2020, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 35.0 ppb (33) N/A 6.0 μg/m3 (6) 4.0 μg/m3 (17) 33.0
 
Oct. 18, 2020, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (29) N/A 2.0 μg/m3 (2) 3.0 μg/m3 (13) 29.0
 
Oct. 18, 2020, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (25) N/A 2.0 μg/m3 (2) 7.0 μg/m3 (30) 30.0
 
Oct. 18, 2020, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (17) N/A 6.0 μg/m3 (6) 10.0 μg/m3 (42) 42.0
 
Oct. 18, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 4.0 ppb (4) N/A 10.0 μg/m3 (10) 8.0 μg/m3 (34) 34.0
 
Oct. 18, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (1) N/A 9.0 μg/m3 (9) 6.0 μg/m3 (25) 25.0
 
Oct. 18, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (1) N/A 10.0 μg/m3 (10) 6.0 μg/m3 (25) 25.0
 
Oct. 18, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (1) N/A 12.0 μg/m3 (12) 6.0 μg/m3 (25) 25.0
 
Oct. 18, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (12) 11.0 μg/m3 (46) 46.0
 
Oct. 18, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 17.0 μg/m3 (16) 12.0 μg/m3 (50) 50.0
 
Oct. 18, 2020, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 2.0 ppb (2) N/A 19.0 μg/m3 (18) 18.0 μg/m3 (64) 64.0
 
Oct. 18, 2020, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (1) N/A 25.0 μg/m3 (24) 19.0 μg/m3 (66) 66.0
 
Oct. 18, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 0.0 ppb (0) N/A 28.0 μg/m3 (26) 20.0 μg/m3 (68) 68.0
 
Oct. 18, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 0.0 ppb (0) N/A 30.0 μg/m3 (28) 24.0 μg/m3 (77) 77.0
 
Oct. 18, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 0.0 ppb (0) N/A 23.0 μg/m3 (22) 23.0 μg/m3 (74) 74.0
 
Oct. 18, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (1) N/A 12.0 μg/m3 (12) 14.0 μg/m3 (55) 55.0
 
Oct. 18, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 7.0 ppb (7) N/A 12.0 μg/m3 (12) 6.0 μg/m3 (25) 25.0
 
Oct. 17, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (16) N/A 8.0 μg/m3 (8) 2.0 μg/m3 (9) 16.0
 
Oct. 17, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (22) N/A 9.0 μg/m3 (9) 2.0 μg/m3 (9) 22.0
 
Oct. 17, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (31) N/A 7.0 μg/m3 (7) 3.0 μg/m3 (13) 31.0
 
Oct. 17, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (31) N/A 8.0 μg/m3 (8) 5.0 μg/m3 (21) 31.0
 
Oct. 17, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 35.0 ppb (33) N/A 12.0 μg/m3 (12) 5.0 μg/m3 (21) 33.0
 
Oct. 17, 2020, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 34.0 ppb (32) N/A 6.0 μg/m3 (6) 2.0 μg/m3 (9) 32.0
 
Oct. 17, 2020, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 34.0 ppb (32) N/A 5.0 μg/m3 (5) 3.0 μg/m3 (13) 32.0
 
Oct. 17, 2020, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 32.0 ppb (30) N/A 5.0 μg/m3 (5) 3.0 μg/m3 (13) 30.0
 
Oct. 17, 2020, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (27) N/A 6.0 μg/m3 (6) 4.0 μg/m3 (17) 27.0
 
Oct. 17, 2020, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (23) N/A 2.0 μg/m3 (2) 3.0 μg/m3 (13) 23.0
 
Oct. 17, 2020, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 20.0 ppb (19) N/A 3.0 μg/m3 (3) 4.0 μg/m3 (17) 19.0
 
Oct. 17, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 13.0 ppb (13) N/A 6.0 μg/m3 (6) 5.0 μg/m3 (21) 21.0
 
Oct. 17, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 7.0 ppb (7) N/A 5.0 μg/m3 (5) 1.0 μg/m3 (5) 7.0
 
Oct. 17, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 12.0 ppb (12) N/A 6.0 μg/m3 (6) 4.0 μg/m3 (17) 17.0
 
Oct. 17, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (16) N/A 7.0 μg/m3 (7) 5.0 μg/m3 (21) 21.0
 
Oct. 17, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 6.0 μg/m3 (6) 3.0 μg/m3 (13) 13.0
 
Oct. 17, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 5.0 μg/m3 (5) 4.0 μg/m3 (17) 21.0
 
Oct. 17, 2020, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (25) N/A 10.0 μg/m3 (10) 3.0 μg/m3 (13) 25.0
 
Oct. 17, 2020, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (27) N/A 14.0 μg/m3 (13) 4.0 μg/m3 (17) 27.0
 
Oct. 17, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (22) N/A 7.0 μg/m3 (7) 3.0 μg/m3 (13) 22.0
 
Oct. 17, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (21) N/A 6.0 μg/m3 (6) 4.0 μg/m3 (17) 21.0
 
Oct. 17, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (24) N/A 3.0 μg/m3 (3) 2.0 μg/m3 (9) 24.0
 
Oct. 17, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (27) N/A 5.0 μg/m3 (5) 2.0 μg/m3 (9) 27.0
 
Oct. 17, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (27) N/A 9.0 μg/m3 (9) 2.0 μg/m3 (9) 27.0
 
Oct. 16, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (27) N/A 7.0 μg/m3 (7) 3.0 μg/m3 (13) 27.0
 
Oct. 16, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (29) N/A 6.0 μg/m3 (6) 3.0 μg/m3 (13) 29.0
 
Oct. 16, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 34.0 ppb (32) N/A 9.0 μg/m3 (9) 3.0 μg/m3 (13) 26.0
 
Oct. 16, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 34.0 ppb (32) N/A 10.0 μg/m3 (10) 3.0 μg/m3 (13) 26.0
 
Oct. 16, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 34.0 ppb (32) N/A 9.0 μg/m3 (9) 3.0 μg/m3 (13) 26.0
 
Oct. 16, 2020, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (30) N/A N/A 8.0 μg/m3 (34) 33.0
 
Oct. 16, 2020, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 13.0 μg/m3 (53) 52.0
 
Oct. 16, 2020, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 10.0 μg/m3 (42) 42.0
 
Oct. 16, 2020, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 6.0 μg/m3 (25) 25.0
 
Oct. 16, 2020, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 8.0 μg/m3 (34) 33.0
 
Oct. 16, 2020, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 6.0 μg/m3 (25) 25.0
 
Oct. 16, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (29) N/A 6.0 μg/m3 (6) 2.0 μg/m3 (9) 24.0
 
Oct. 16, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (24) N/A N/A 4.0 μg/m3 (17) 19.0
 
Oct. 16, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (22) N/A N/A 4.0 μg/m3 (17) 18.0
 
Oct. 16, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (22) N/A N/A 5.0 μg/m3 (21) 21.0
 
Oct. 16, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 6.0 μg/m3 (25) 25.0
 
Oct. 16, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 8.0 μg/m3 (8) 8.0 μg/m3 (34) 33.0
 
Oct. 16, 2020, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (21) N/A 11.0 μg/m3 (11) 6.0 μg/m3 (25) 25.0
 
Oct. 16, 2020, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (22) N/A 10.0 μg/m3 (10) 8.0 μg/m3 (34) 33.0
 
Oct. 16, 2020, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 23.0 ppb (22) N/A 12.0 μg/m3 (12) 8.0 μg/m3 (34) 33.0
 
Oct. 16, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (21) N/A 13.0 μg/m3 (13) 9.0 μg/m3 (38) 38.0
 
Oct. 16, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (16) N/A 16.0 μg/m3 (15) N/A 15.0
 
Oct. 16, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 20.0 ppb (19) N/A 16.0 μg/m3 (15) 12.0 μg/m3 (50) 50.0
 
Oct. 16, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (28) N/A 16.0 μg/m3 (15) 12.0 μg/m3 (50) 50.0
 
Oct. 15, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (22) N/A 13.0 μg/m3 (13) 12.0 μg/m3 (50) 50.0
 
Oct. 15, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (23) N/A 18.0 μg/m3 (17) 10.0 μg/m3 (42) 42.0
 
Oct. 15, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 36.0 ppb (34) N/A 15.0 μg/m3 (14) 7.0 μg/m3 (30) 29.0
 
Oct. 15, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (38) N/A 16.0 μg/m3 (15) 9.0 μg/m3 (38) 38.0
 
Oct. 15, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) N/A 15.0 μg/m3 (14) 7.0 μg/m3 (30) 33.0
 
Oct. 15, 2020, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (38) N/A 11.0 μg/m3 (11) 7.0 μg/m3 (30) 32.0
 
Oct. 15, 2020, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) N/A 13.0 μg/m3 (13) 3.0 μg/m3 (13) 32.0
 
Oct. 15, 2020, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (38) N/A 7.0 μg/m3 (7) 5.0 μg/m3 (21) 31.0
 
Oct. 15, 2020, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 34.0 ppb (32) N/A 11.0 μg/m3 (11) 8.0 μg/m3 (34) 33.0
 
Oct. 15, 2020, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 26.0 ppb (25) N/A 12.0 μg/m3 (12) 10.0 μg/m3 (42) 42.0
 
Oct. 15, 2020, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 12.0 ppb (12) N/A 16.0 μg/m3 (15) 15.0 μg/m3 (58) 56.0
 
Oct. 15, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (1) N/A 15.0 μg/m3 (14) 9.0 μg/m3 (38) 38.0
 
Oct. 15, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 0.0 ppb (0) N/A 16.0 μg/m3 (15) 12.0 μg/m3 (50) 50.0
 
Oct. 15, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 0.0 ppb (0) N/A 16.0 μg/m3 (15) 8.0 μg/m3 (34) 33.0
 
Oct. 15, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 0.0 ppb (0) N/A 18.0 μg/m3 (17) 11.0 μg/m3 (46) 46.0
 
Oct. 15, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 13.0 μg/m3 (13) 13.0 μg/m3 (53) 52.0
 
Oct. 15, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 12.0 μg/m3 (12) 14.0 μg/m3 (55) 54.0
 
Oct. 15, 2020, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 0.0 ppb (0) N/A 16.0 μg/m3 (15) 9.0 μg/m3 (38) 38.0
 
Oct. 15, 2020, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 0.0 ppb (0) N/A 15.0 μg/m3 (14) 10.0 μg/m3 (42) 42.0
 
Oct. 15, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 0.0 ppb (0) N/A 16.0 μg/m3 (15) 15.0 μg/m3 (58) 56.0
 
Oct. 15, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 0.0 ppb (0) N/A 17.0 μg/m3 (16) 8.0 μg/m3 (34) 33.0
 
Oct. 15, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 0.0 ppb (0) N/A 14.0 μg/m3 (13) 8.0 μg/m3 (34) 33.0
 
Oct. 15, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 0.0 ppb (0) N/A 10.0 μg/m3 (10) 6.0 μg/m3 (25) 25.0
 
Oct. 15, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 1.0 ppb (1) N/A 11.0 μg/m3 (11) 6.0 μg/m3 (25) 25.0
 
Oct. 14, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 16.0 ppb (15) N/A 10.0 μg/m3 (10) 6.0 μg/m3 (25) 25.0
 
Oct. 14, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (30) N/A 7.0 μg/m3 (7) 5.0 μg/m3 (21) 25.0
 
Oct. 14, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (41) N/A 8.0 μg/m3 (8) 6.0 μg/m3 (25) 34.0
 
Oct. 14, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 47.0 ppb (44) N/A 10.0 μg/m3 (10) 2.0 μg/m3 (9) 36.0
 
Oct. 14, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 48.0 ppb (45) N/A 7.0 μg/m3 (7) 4.0 μg/m3 (17) 37.0
 
Oct. 14, 2020, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 46.0 ppb (43) N/A 6.0 μg/m3 (6) 6.0 μg/m3 (25) 35.0
 
Oct. 14, 2020, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) N/A 8.0 μg/m3 (8) 3.0 μg/m3 (13) 32.0
 
Oct. 14, 2020, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 36.0 ppb (34) N/A 8.0 μg/m3 (8) 1.0 μg/m3 (5) 28.0
 
Oct. 14, 2020, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 32.0 ppb (30) N/A 7.0 μg/m3 (7) 3.0 μg/m3 (13) 25.0
 
Oct. 14, 2020, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 27.0 ppb (25) N/A 10.0 μg/m3 (10) 8.0 μg/m3 (34) 33.0
 
Oct. 14, 2020, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 17.0 ppb (16) N/A 9.0 μg/m3 (9) 8.0 μg/m3 (34) 33.0
 
Oct. 14, 2020, noon N/A N/A N/A N/A N/A 1.0 ppb (2) 6.0 ppb (6) N/A 13.0 μg/m3 (13) 6.0 μg/m3 (25) 25.0
 
Oct. 14, 2020, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 6.0 ppb (6) N/A 9.0 μg/m3 (9) 3.0 μg/m3 (13) 12.0
 
Oct. 14, 2020, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 3.0 ppb (3) N/A 10.0 μg/m3 (10) 0.0 μg/m3 (0) 9.0
 
Oct. 14, 2020, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 11.0 ppb (11) N/A 6.0 μg/m3 (6) 3.0 μg/m3 (13) 12.0
 
Oct. 14, 2020, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 6.0 μg/m3 (6) 5.0 μg/m3 (21) 21.0
 
Oct. 14, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 5.0 μg/m3 (5) 2.0 μg/m3 (9) 16.0
 
Oct. 14, 2020, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 19.0 ppb (18) N/A 7.0 μg/m3 (7) 1.0 μg/m3 (5) 15.0
 
Oct. 14, 2020, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 22.0 ppb (21) N/A 9.0 μg/m3 (9) 3.0 μg/m3 (13) 17.0
 
Oct. 14, 2020, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 22.0 ppb (21) N/A 12.0 μg/m3 (12) 6.0 μg/m3 (25) 25.0
 
Oct. 14, 2020, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 12.0 ppb (12) N/A 12.0 μg/m3 (12) 4.0 μg/m3 (17) 17.0
 
Oct. 14, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (16) N/A 9.0 μg/m3 (9) 6.0 μg/m3 (25) 25.0
 
Oct. 14, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (24) N/A 16.0 μg/m3 (15) 8.0 μg/m3 (34) 33.0
 
Oct. 14, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 14.0 ppb (13) N/A 19.0 μg/m3 (18) 4.0 μg/m3 (17) 17.0
 
Oct. 13, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (20) N/A 16.0 μg/m3 (15) 6.0 μg/m3 (25) 25.0
 
Oct. 13, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (21) N/A 20.0 μg/m3 (19) 5.0 μg/m3 (21) 21.0
 
Oct. 13, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (30) N/A 24.0 μg/m3 (23) 3.0 μg/m3 (13) 25.0