AQSQID: 840380250004

Site Name: Lake Ilo

Location: Dunn Center (5th St Swest), ND

Reporting: True, Located: True

Current AQI: 23.0

Dunn Center (5th St Swest) ND, US: 47.342589, -102.645997

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 21, 2020, 4 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 30.0 ppb (23) N/A 2.0 μg/m3 (2) 1.0 μg/m3 (4) 23.0
 
Jan. 21, 2020, 3 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 31.0 ppb (24) N/A 2.0 μg/m3 (2) 1.0 μg/m3 (4) 24.0
 
Jan. 21, 2020, 2 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 31.0 ppb (24) N/A 1.0 μg/m3 (1) 0.0 μg/m3 (0) 24.0
 
Jan. 21, 2020, 1 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 31.0 ppb (24) N/A 2.0 μg/m3 (2) 1.0 μg/m3 (4) 24.0
 
Jan. 21, 2020, midnight N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (25) N/A 3.0 μg/m3 (3) 1.0 μg/m3 (4) 25.0
 
Jan. 20, 2020, 11 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (25) N/A 2.0 μg/m3 (2) 2.0 μg/m3 (8) 25.0
 
Jan. 20, 2020, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (25) N/A 2.0 μg/m3 (2) 4.0 μg/m3 (17) 25.0
 
Jan. 20, 2020, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (25) N/A 3.0 μg/m3 (3) 4.0 μg/m3 (17) 25.0
 
Jan. 20, 2020, 8 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 32.0 ppb (25) N/A 2.0 μg/m3 (2) 3.0 μg/m3 (12) 25.0
 
Jan. 20, 2020, 7 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 30.0 ppb (23) N/A 2.0 μg/m3 (2) 4.0 μg/m3 (17) 23.0
 
Jan. 20, 2020, 6 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 30.0 ppb (23) N/A 2.0 μg/m3 (2) 5.0 μg/m3 (21) 23.0
 
Jan. 20, 2020, 5 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 29.0 ppb (22) N/A 2.0 μg/m3 (2) 1.0 μg/m3 (4) 22.0
 
Jan. 20, 2020, 4 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 28.0 ppb (22) N/A 3.0 μg/m3 (3) 1.0 μg/m3 (4) 22.0
 
Jan. 20, 2020, 3 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 28.0 ppb (22) N/A 3.0 μg/m3 (3) 4.0 μg/m3 (17) 22.0
 
Jan. 20, 2020, 2 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 27.0 ppb (21) N/A 3.0 μg/m3 (3) 3.0 μg/m3 (12) 21.0
 
Jan. 20, 2020, 1 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 27.0 ppb (21) N/A 3.0 μg/m3 (3) 3.0 μg/m3 (12) 21.0
 
Jan. 20, 2020, noon N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 26.0 ppb (20) N/A 3.0 μg/m3 (3) 3.0 μg/m3 (12) 20.0
 
Jan. 20, 2020, 11 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 27.0 ppb (21) N/A 2.0 μg/m3 (2) 4.0 μg/m3 (17) 21.0
 
Jan. 20, 2020, 10 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 26.0 ppb (20) N/A 2.0 μg/m3 (2) 4.0 μg/m3 (17) 20.0
 
Jan. 20, 2020, 9 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 27.0 ppb (21) N/A 2.0 μg/m3 (2) 1.0 μg/m3 (4) 21.0
 
Jan. 20, 2020, 8 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (20) N/A 3.0 μg/m3 (3) 1.0 μg/m3 (4) 20.0
 
Jan. 20, 2020, 7 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (20) N/A 2.0 μg/m3 (2) 3.0 μg/m3 (12) 20.0
 
Jan. 20, 2020, 6 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 29.0 ppb (22) N/A 3.0 μg/m3 (3) 4.0 μg/m3 (17) 22.0
 
Jan. 20, 2020, 5 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 24.0 ppb (18) N/A 2.0 μg/m3 (2) 3.0 μg/m3 (12) 18.0
 
Jan. 20, 2020, 4 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 24.0 ppb (18) N/A 2.0 μg/m3 (2) 2.0 μg/m3 (8) 18.0
 
Jan. 20, 2020, 3 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 26.0 ppb (20) N/A 3.0 μg/m3 (3) 3.0 μg/m3 (12) 20.0
 
Jan. 20, 2020, 2 a.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 30.0 ppb (23) N/A 3.0 μg/m3 (3) 3.0 μg/m3 (12) 23.0
 
Jan. 20, 2020, 1 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 31.0 ppb (24) N/A 3.0 μg/m3 (3) 0.0 μg/m3 (0) 24.0
 
Jan. 20, 2020, midnight N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 31.0 ppb (24) N/A 4.0 μg/m3 (4) 0.0 μg/m3 (0) 24.0
 
Jan. 19, 2020, 11 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 30.0 ppb (23) N/A 2.0 μg/m3 (2) 3.0 μg/m3 (12) 23.0
 
Jan. 19, 2020, 10 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 32.0 ppb (25) N/A 3.0 μg/m3 (3) 5.0 μg/m3 (21) 25.0
 
Jan. 19, 2020, 9 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 33.0 ppb (25) N/A 2.0 μg/m3 (2) 5.0 μg/m3 (21) 25.0
 
Jan. 19, 2020, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 33.0 ppb (25) N/A 2.0 μg/m3 (2) 1.0 μg/m3 (4) 25.0
 
Jan. 19, 2020, 7 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 32.0 ppb (25) N/A 2.0 μg/m3 (2) 1.0 μg/m3 (4) 25.0
 
Jan. 19, 2020, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 31.0 ppb (24) N/A 2.0 μg/m3 (2) 4.0 μg/m3 (17) 24.0
 
Jan. 19, 2020, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 30.0 ppb (23) N/A 3.0 μg/m3 (3) 4.0 μg/m3 (17) 23.0
 
Jan. 19, 2020, 4 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 27.0 ppb (21) N/A 4.0 μg/m3 (4) 3.0 μg/m3 (12) 21.0
 
Jan. 19, 2020, 3 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 25.0 ppb (19) N/A 3.0 μg/m3 (3) 4.0 μg/m3 (17) 19.0
 
Jan. 19, 2020, 2 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 25.0 ppb (19) N/A 4.0 μg/m3 (4) 1.0 μg/m3 (4) 19.0
 
Jan. 19, 2020, 1 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 24.0 ppb (18) N/A 3.0 μg/m3 (3) 1.0 μg/m3 (4) 18.0
 
Jan. 19, 2020, noon N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) 23.0 ppb (18) N/A 4.0 μg/m3 (4) 3.0 μg/m3 (12) 18.0
 
Jan. 19, 2020, 11 a.m. N/A N/A N/A 5.0 ppb (5) N/A 2.0 ppb (3) 23.0 ppb (18) N/A 4.0 μg/m3 (4) 5.0 μg/m3 (21) 21.0
 
Jan. 19, 2020, 10 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) 23.0 ppb (18) N/A 3.0 μg/m3 (3) 5.0 μg/m3 (21) 21.0
 
Jan. 19, 2020, 9 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) 24.0 ppb (18) N/A 4.0 μg/m3 (4) 3.0 μg/m3 (12) 18.0
 
Jan. 19, 2020, 8 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 24.0 ppb (18) N/A 4.0 μg/m3 (4) 4.0 μg/m3 (17) 18.0
 
Jan. 19, 2020, 7 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 25.0 ppb (19) N/A 4.0 μg/m3 (4) 3.0 μg/m3 (12) 19.0
 
Jan. 19, 2020, 6 a.m. N/A N/A N/A 4.0 ppb (4) N/A 2.0 ppb (3) 25.0 ppb (19) N/A 5.0 μg/m3 (5) 4.0 μg/m3 (17) 19.0
 
Jan. 19, 2020, 5 a.m. N/A N/A N/A 4.0 ppb (4) N/A 2.0 ppb (3) 25.0 ppb (19) N/A 4.0 μg/m3 (4) 4.0 μg/m3 (17) 19.0
 
Jan. 19, 2020, 4 a.m. N/A N/A N/A 4.0 ppb (4) N/A 2.0 ppb (3) 26.0 ppb (20) N/A 4.0 μg/m3 (4) 2.0 μg/m3 (8) 20.0
 
Jan. 19, 2020, 3 a.m. N/A N/A N/A 4.0 ppb (4) N/A 2.0 ppb (3) 27.0 ppb (21) N/A 5.0 μg/m3 (5) 0.0 μg/m3 (0) 21.0
 
Jan. 19, 2020, 2 a.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 30.0 ppb (23) N/A 4.0 μg/m3 (4) 1.0 μg/m3 (4) 23.0
 
Jan. 19, 2020, 1 a.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (1) 32.0 ppb (25) N/A 3.0 μg/m3 (3) 3.0 μg/m3 (12) 25.0
 
Jan. 19, 2020, midnight N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (1) 34.0 ppb (26) N/A 5.0 μg/m3 (5) 2.0 μg/m3 (8) 26.0
 
Jan. 18, 2020, 11 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (1) 35.0 ppb (27) N/A 5.0 μg/m3 (5) 2.0 μg/m3 (8) 27.0
 
Jan. 18, 2020, 10 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (1) 35.0 ppb (27) N/A 5.0 μg/m3 (5) 1.0 μg/m3 (4) 27.0
 
Jan. 18, 2020, 9 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (1) 34.0 ppb (26) N/A 4.0 μg/m3 (4) 4.0 μg/m3 (17) 26.0
 
Jan. 18, 2020, 8 p.m. N/A N/A N/A 1.0 ppb (1) N/A 1.0 ppb (1) 33.0 ppb (25) N/A 4.0 μg/m3 (4) 8.0 μg/m3 (33) 33.0
 
Jan. 18, 2020, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (1) 31.0 ppb (24) N/A 2.0 μg/m3 (2) 7.0 μg/m3 (29) 29.0
 
Jan. 18, 2020, 6 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (1) 30.0 ppb (23) N/A 4.0 μg/m3 (4) 9.0 μg/m3 (38) 38.0
 
Jan. 18, 2020, 5 p.m. N/A N/A N/A 2.0 ppb (2) N/A 2.0 ppb (3) 29.0 ppb (22) N/A 4.0 μg/m3 (4) 6.0 μg/m3 (25) 25.0
 
Jan. 18, 2020, 4 p.m. N/A N/A N/A 2.0 ppb (2) N/A 2.0 ppb (3) 28.0 ppb (22) N/A 4.0 μg/m3 (4) 5.0 μg/m3 (21) 22.0
 
Jan. 18, 2020, 3 p.m. N/A N/A N/A 2.0 ppb (2) N/A 2.0 ppb (3) 28.0 ppb (22) N/A 5.0 μg/m3 (5) 5.0 μg/m3 (21) 22.0
 
Jan. 18, 2020, 2 p.m. N/A N/A N/A 3.0 ppb (3) N/A 2.0 ppb (3) 27.0 ppb (21) N/A 6.0 μg/m3 (5) 5.0 μg/m3 (21) 21.0
 
Jan. 18, 2020, 1 p.m. N/A N/A N/A 3.0 ppb (3) N/A 2.0 ppb (3) 27.0 ppb (21) N/A 5.0 μg/m3 (5) 5.0 μg/m3 (21) 21.0
 
Jan. 18, 2020, noon N/A N/A N/A 3.0 ppb (3) N/A 2.0 ppb (3) 26.0 ppb (20) N/A 5.0 μg/m3 (5) 7.0 μg/m3 (29) 29.0
 
Jan. 18, 2020, 11 a.m. N/A N/A N/A 3.0 ppb (3) N/A 2.0 ppb (3) 23.0 ppb (18) N/A 5.0 μg/m3 (5) 8.0 μg/m3 (33) 33.0
 
Jan. 18, 2020, 10 a.m. N/A N/A N/A 4.0 ppb (4) N/A 2.0 ppb (3) 22.0 ppb (17) N/A 5.0 μg/m3 (5) 7.0 μg/m3 (29) 29.0
 
Jan. 18, 2020, 9 a.m. N/A N/A N/A 3.0 ppb (3) N/A 2.0 ppb (3) 23.0 ppb (18) N/A 6.0 μg/m3 (5) 4.0 μg/m3 (17) 18.0
 
Jan. 18, 2020, 8 a.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 24.0 ppb (18) N/A 7.0 μg/m3 (6) 3.0 μg/m3 (12) 18.0
 
Jan. 18, 2020, 7 a.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (1) 25.0 ppb (19) N/A 5.0 μg/m3 (5) 5.0 μg/m3 (21) 21.0
 
Jan. 18, 2020, 6 a.m. N/A N/A N/A 3.0 ppb (3) N/A 2.0 ppb (3) 25.0 ppb (19) N/A 5.0 μg/m3 (5) 6.0 μg/m3 (25) 25.0
 
Jan. 18, 2020, 5 a.m. N/A N/A N/A 3.0 ppb (3) N/A 3.0 ppb (4) 25.0 ppb (19) N/A 6.0 μg/m3 (5) 8.0 μg/m3 (33) 33.0
 
Jan. 18, 2020, 4 a.m. N/A N/A N/A 3.0 ppb (3) N/A 2.0 ppb (3) 26.0 ppb (20) N/A 6.0 μg/m3 (5) 8.0 μg/m3 (33) 33.0
 
Jan. 18, 2020, 3 a.m. N/A N/A N/A 3.0 ppb (3) N/A 2.0 ppb (3) 28.0 ppb (22) N/A 6.0 μg/m3 (5) 7.0 μg/m3 (29) 29.0
 
Jan. 18, 2020, 2 a.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 29.0 ppb (22) N/A 6.0 μg/m3 (5) 5.0 μg/m3 (21) 22.0
 
Jan. 18, 2020, 1 a.m. N/A N/A N/A 3.0 ppb (3) N/A 2.0 ppb (3) 28.0 ppb (22) N/A 7.0 μg/m3 (6) 6.0 μg/m3 (25) 25.0
 
Jan. 18, 2020, midnight N/A N/A N/A 4.0 ppb (4) N/A 2.0 ppb (3) 28.0 ppb (22) N/A 6.0 μg/m3 (5) 9.0 μg/m3 (38) 38.0
 
Jan. 17, 2020, 11 p.m. N/A N/A N/A 5.0 ppb (5) N/A 3.0 ppb (4) 27.0 ppb (21) N/A 6.0 μg/m3 (5) 8.0 μg/m3 (33) 33.0
 
Jan. 17, 2020, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 28.0 ppb (22) N/A 7.0 μg/m3 (6) 8.0 μg/m3 (33) 33.0
 
Jan. 17, 2020, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 27.0 ppb (21) N/A 8.0 μg/m3 (7) 7.0 μg/m3 (29) 29.0
 
Jan. 17, 2020, 8 p.m. N/A N/A N/A 9.0 ppb (8) N/A 0.0 ppb (0) 24.0 ppb (18) N/A 7.0 μg/m3 (6) 9.0 μg/m3 (38) 38.0
 
Jan. 17, 2020, 7 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) 25.0 ppb (19) N/A 6.0 μg/m3 (5) 11.0 μg/m3 (46) 46.0
 
Jan. 17, 2020, 6 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 26.0 ppb (20) N/A 3.0 μg/m3 (3) 9.0 μg/m3 (38) 38.0
 
Jan. 17, 2020, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 26.0 ppb (20) N/A 5.0 μg/m3 (5) 10.0 μg/m3 (42) 42.0
 
Jan. 17, 2020, 4 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 24.0 ppb (18) N/A 4.0 μg/m3 (4) 10.0 μg/m3 (42) 42.0
 
Jan. 17, 2020, 3 p.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) 21.0 ppb (16) N/A 4.0 μg/m3 (4) 4.0 μg/m3 (17) 17.0
 
Jan. 17, 2020, 2 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 26.0 ppb (20) N/A 3.0 μg/m3 (3) 6.0 μg/m3 (25) 25.0
 
Jan. 17, 2020, 1 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 25.0 ppb (19) N/A 4.0 μg/m3 (4) 6.0 μg/m3 (25) 25.0
 
Jan. 17, 2020, noon N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 27.0 ppb (21) N/A 3.0 μg/m3 (3) 5.0 μg/m3 (21) 21.0
 
Jan. 17, 2020, 11 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 27.0 ppb (21) N/A 3.0 μg/m3 (3) 8.0 μg/m3 (33) 33.0
 
Jan. 17, 2020, 10 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 28.0 ppb (22) N/A 2.0 μg/m3 (2) 6.0 μg/m3 (25) 25.0
 
Jan. 17, 2020, 9 a.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 29.0 ppb (22) N/A 2.0 μg/m3 (2) 7.0 μg/m3 (29) 29.0
 
Jan. 17, 2020, 8 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 30.0 ppb (23) N/A 2.0 μg/m3 (2) 6.0 μg/m3 (25) 25.0
 
Jan. 17, 2020, 7 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 31.0 ppb (24) N/A 1.0 μg/m3 (1) 6.0 μg/m3 (25) 25.0
 
Jan. 17, 2020, 6 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 31.0 ppb (24) N/A 2.0 μg/m3 (2) 5.0 μg/m3 (21) 24.0
 
Jan. 17, 2020, 5 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 30.0 ppb (23) N/A 2.0 μg/m3 (2) 5.0 μg/m3 (21) 23.0
 
Jan. 17, 2020, 4 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 30.0 ppb (23) N/A 1.0 μg/m3 (1) 4.0 μg/m3 (17) 23.0
 
Jan. 17, 2020, 3 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 30.0 ppb (23) N/A 3.0 μg/m3 (3) 3.0 μg/m3 (12) 23.0
 
Jan. 17, 2020, 2 a.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (1) 31.0 ppb (24) N/A 1.0 μg/m3 (1) 3.0 μg/m3 (12) 24.0
 
Jan. 17, 2020, 1 a.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (1) 31.0 ppb (24) N/A 3.0 μg/m3 (3) 5.0 μg/m3 (21) 24.0
 
Jan. 17, 2020, midnight N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 31.0 ppb (24) N/A 3.0 μg/m3 (3) 5.0 μg/m3 (21) 24.0
 
Jan. 16, 2020, 11 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 30.0 ppb (23) N/A 3.0 μg/m3 (3) 6.0 μg/m3 (25) 25.0
 
Jan. 16, 2020, 10 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 31.0 ppb (24) N/A 3.0 μg/m3 (3) 4.0 μg/m3 (17) 24.0
 
Jan. 16, 2020, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (1) 32.0 ppb (25) N/A 3.0 μg/m3 (3) 4.0 μg/m3 (17) 25.0
 
Jan. 16, 2020, 8 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (1) 33.0 ppb (25) N/A 2.0 μg/m3 (2) 4.0 μg/m3 (17) 25.0
 
Jan. 16, 2020, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A 1.0 ppb (1) 33.0 ppb (25) N/A 2.0 μg/m3 (2) 6.0 μg/m3 (25) 25.0
 
Jan. 16, 2020, 6 p.m. N/A N/A N/A 2.0 ppb (2) N/A 2.0 ppb (3) 32.0 ppb (25) N/A 0.0 μg/m3 (0) 9.0 μg/m3 (38) 38.0
 
Jan. 16, 2020, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A 2.0 ppb (3) 29.0 ppb (22) N/A 4.0 μg/m3 (4) 7.0 μg/m3 (29) 29.0
 
Jan. 16, 2020, 4 p.m. N/A N/A N/A 4.0 ppb (4) N/A 3.0 ppb (4) 27.0 ppb (21) N/A 6.0 μg/m3 (5) 6.0 μg/m3 (25) 25.0
 
Jan. 16, 2020, 3 p.m. N/A N/A N/A 6.0 ppb (6) N/A 2.0 ppb (3) 23.0 ppb (18) N/A 5.0 μg/m3 (5) 6.0 μg/m3 (25) 25.0
 
Jan. 16, 2020, 2 p.m. N/A N/A N/A 5.0 ppb (5) N/A 2.0 ppb (3) 24.0 ppb (18) N/A 4.0 μg/m3 (4) 8.0 μg/m3 (33) 33.0
 
Jan. 16, 2020, 1 p.m. N/A N/A N/A 6.0 ppb (6) N/A 2.0 ppb (3) 23.0 ppb (18) N/A 3.0 μg/m3 (3) 9.0 μg/m3 (38) 38.0
 
Jan. 16, 2020, noon N/A N/A N/A 5.0 ppb (5) N/A 2.0 ppb (3) 23.0 ppb (18) N/A 3.0 μg/m3 (3) 8.0 μg/m3 (33) 33.0
 
Jan. 16, 2020, 11 a.m. N/A N/A N/A 4.0 ppb (4) N/A 2.0 ppb (3) 22.0 ppb (17) N/A 5.0 μg/m3 (5) 7.0 μg/m3 (29) 29.0
 
Jan. 16, 2020, 10 a.m. N/A N/A N/A 4.0 ppb (4) N/A 2.0 ppb (3) 23.0 ppb (18) N/A 3.0 μg/m3 (3) 4.0 μg/m3 (17) 18.0
 
Jan. 16, 2020, 9 a.m. N/A N/A N/A 8.0 ppb (7) N/A 1.0 ppb (1) 16.0 ppb (12) N/A 3.0 μg/m3 (3) 5.0 μg/m3 (21) 21.0
 
Jan. 16, 2020, 8 a.m. N/A N/A N/A 11.0 ppb (10) N/A 1.0 ppb (1) 14.0 ppb (11) N/A 3.0 μg/m3 (3) 4.0 μg/m3 (17) 17.0
 
Jan. 16, 2020, 7 a.m. N/A N/A N/A 8.0 ppb (7) N/A 1.0 ppb (1) 17.0 ppb (13) N/A 3.0 μg/m3 (3) 6.0 μg/m3 (25) 25.0
 
Jan. 16, 2020, 6 a.m. N/A N/A N/A 7.0 ppb (6) N/A 1.0 ppb (1) 16.0 ppb (12) N/A 2.0 μg/m3 (2) 3.0 μg/m3 (12) 12.0
 
Jan. 16, 2020, 5 a.m. N/A N/A N/A 7.0 ppb (6) N/A 1.0 ppb (1) 18.0 ppb (14) N/A 4.0 μg/m3 (4) 1.0 μg/m3 (4) 14.0
 
Jan. 16, 2020, 4 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) 22.0 ppb (17) N/A 3.0 μg/m3 (3) 2.0 μg/m3 (8) 17.0
 
Jan. 16, 2020, 3 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 23.0 ppb (18) N/A 4.0 μg/m3 (4) 4.0 μg/m3 (17) 18.0
 
Jan. 16, 2020, 2 a.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 25.0 ppb (19) N/A 3.0 μg/m3 (3) 4.0 μg/m3 (17) 19.0
 
Jan. 16, 2020, 1 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) 27.0 ppb (21) N/A 4.0 μg/m3 (4) 3.0 μg/m3 (12) 21.0
 
Jan. 16, 2020, midnight N/A N/A N/A 3.0 ppb (3) N/A 2.0 ppb (3) 29.0 ppb (22) N/A 5.0 μg/m3 (5) 2.0 μg/m3 (8) 22.0
 
Jan. 15, 2020, 11 p.m. N/A N/A N/A 3.0 ppb (3) N/A 3.0 ppb (4) 30.0 ppb (23) N/A 4.0 μg/m3 (4) 3.0 μg/m3 (12) 23.0
 
Jan. 15, 2020, 10 p.m. N/A N/A N/A 3.0 ppb (3) N/A 3.0 ppb (4) 31.0 ppb (24) N/A 4.0 μg/m3 (4) 5.0 μg/m3 (21) 24.0
 
Jan. 15, 2020, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A 2.0 ppb (3) 31.0 ppb (24) N/A 4.0 μg/m3 (4) 6.0 μg/m3 (25) 25.0
 
Jan. 15, 2020, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A 3.0 ppb (4) 30.0 ppb (23) N/A 5.0 μg/m3 (5) 5.0 μg/m3 (21) 23.0
 
Jan. 15, 2020, 7 p.m. N/A N/A N/A 3.0 ppb (3) N/A 2.0 ppb (3) 30.0 ppb (23) N/A 4.0 μg/m3 (4) 6.0 μg/m3 (25) 25.0
 
Jan. 15, 2020, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 29.0 ppb (22) N/A 5.0 μg/m3 (5) 4.0 μg/m3 (17) 22.0
 
Jan. 15, 2020, 5 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 29.0 ppb (22) N/A 4.0 μg/m3 (4) 6.0 μg/m3 (25) 25.0
 
Jan. 15, 2020, 4 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) 27.0 ppb (21) N/A 4.0 μg/m3 (4) 6.0 μg/m3 (25) 25.0
 
Jan. 15, 2020, 3 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) 26.0 ppb (20) N/A 5.0 μg/m3 (5) 6.0 μg/m3 (25) 25.0
 
Jan. 15, 2020, 2 p.m. N/A N/A N/A 7.0 ppb (6) N/A 1.0 ppb (1) 24.0 ppb (18) N/A 5.0 μg/m3 (5) 4.0 μg/m3 (17) 18.0
 
Jan. 15, 2020, 1 p.m. N/A N/A N/A 7.0 ppb (6) N/A 1.0 ppb (1) 24.0 ppb (18) N/A 6.0 μg/m3 (5) 2.0 μg/m3 (8) 18.0
 
Jan. 15, 2020, noon N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) 26.0 ppb (20) N/A 4.0 μg/m3 (4) 4.0 μg/m3 (17) 20.0
 
Jan. 15, 2020, 11 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) 26.0 ppb (20) N/A 4.0 μg/m3 (4) 6.0 μg/m3 (25) 25.0
 
Jan. 15, 2020, 10 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) 27.0 ppb (21) N/A 3.0 μg/m3 (3) 2.0 μg/m3 (8) 21.0
 
Jan. 15, 2020, 9 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) 28.0 ppb (22) N/A 5.0 μg/m3 (5) 3.0 μg/m3 (12) 22.0
 
Jan. 15, 2020, 8 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) 29.0 ppb (22) N/A 3.0 μg/m3 (3) 4.0 μg/m3 (17) 22.0
 
Jan. 15, 2020, 7 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 31.0 ppb (24) N/A 4.0 μg/m3 (4) 4.0 μg/m3 (17) 24.0
 
Jan. 15, 2020, 6 a.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 30.0 ppb (23) N/A 4.0 μg/m3 (4) 6.0 μg/m3 (25) 25.0
 
Jan. 15, 2020, 5 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) 29.0 ppb (22) N/A 4.0 μg/m3 (4) 4.0 μg/m3 (17) 22.0
 
Jan. 15, 2020, 4 a.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) 27.0 ppb (21) N/A 3.0 μg/m3 (3) 5.0 μg/m3 (21) 21.0
 
Jan. 15, 2020, 3 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 28.0 ppb (22) N/A 5.0 μg/m3 (5) 4.0 μg/m3 (17) 22.0
 
Jan. 15, 2020, 2 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 29.0 ppb (22) N/A 5.0 μg/m3 (5) 5.0 μg/m3 (21) 22.0
 
Jan. 15, 2020, 1 a.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) 28.0 ppb (22) N/A 4.0 μg/m3 (4) 4.0 μg/m3 (17) 22.0
 
Jan. 15, 2020, midnight N/A N/A N/A 8.0 ppb (7) N/A 0.0 ppb (0) 27.0 ppb (21) N/A 5.0 μg/m3 (5) 0.0 μg/m3 (0) 21.0
 
Jan. 14, 2020, 11 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 31.0 ppb (24) N/A 3.0 μg/m3 (3) 3.0 μg/m3 (12) 24.0
 
Jan. 14, 2020, 10 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) 30.0 ppb (23) N/A 3.0 μg/m3 (3) 6.0 μg/m3 (25) 25.0
 
Jan. 14, 2020, 9 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) 29.0 ppb (22) N/A 5.0 μg/m3 (5) 3.0 μg/m3 (12) 22.0
 
Jan. 14, 2020, 8 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 29.0 ppb (22) N/A 2.0 μg/m3 (2) 3.0 μg/m3 (12) 22.0
 
Jan. 14, 2020, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 29.0 ppb (22) N/A 2.0 μg/m3 (2) 5.0 μg/m3 (21) 22.0
 
Jan. 14, 2020, 6 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 29.0 ppb (22) N/A 3.0 μg/m3 (3) 6.0 μg/m3 (25) 25.0
 
Jan. 14, 2020, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A 1.0 ppb (1) 29.0 ppb (22) N/A 2.0 μg/m3 (2) 8.0 μg/m3 (33) 33.0
 
Jan. 14, 2020, 4 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 28.0 ppb (22) N/A 3.0 μg/m3 (3) 2.0 μg/m3 (8) 22.0
 
Jan. 14, 2020, 3 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (1) 26.0 ppb (20) N/A 4.0 μg/m3 (4) 0.0 μg/m3 (0) 20.0
 
Jan. 14, 2020, 2 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 26.0 ppb (20) N/A 4.0 μg/m3 (4) 0.0 μg/m3 (0) 20.0
 
Jan. 14, 2020, 1 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 27.0 ppb (21) N/A 2.0 μg/m3 (2) 3.0 μg/m3 (12) 21.0
 
Jan. 14, 2020, noon N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 27.0 ppb (21) N/A 3.0 μg/m3 (3) 5.0 μg/m3 (21) 21.0
 
Jan. 14, 2020, 11 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 27.0 ppb (21) N/A 3.0 μg/m3 (3) 3.0 μg/m3 (12) 21.0
 
Jan. 14, 2020, 10 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 28.0 ppb (22) N/A 4.0 μg/m3 (4) 1.0 μg/m3 (4) 22.0
 
Jan. 14, 2020, 9 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 28.0 ppb (22) N/A 5.0 μg/m3 (5) 0.0 μg/m3 (0) 22.0
 
Jan. 14, 2020, 8 a.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) 29.0 ppb (22) N/A 4.0 μg/m3 (4) 3.0 μg/m3 (12) 22.0
 
Jan. 14, 2020, 7 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 27.0 ppb (21) N/A 3.0 μg/m3 (3) 5.0 μg/m3 (21) 21.0
 
Jan. 14, 2020, 6 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) 27.0 ppb (21) N/A 3.0 μg/m3 (3) 6.0 μg/m3 (25) 25.0
 
Jan. 14, 2020, 5 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 25.0 ppb (19) N/A 3.0 μg/m3 (3) 4.0 μg/m3 (17) 19.0