ID: 1413

AQSQID: 380130004

Site Name: Lostwood Nwr

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

Updated: Dec. 5, 2020, 1:41 a.m.

Location: Kenmare (N Dakota Hwy 8), ND

Reporting: True, Located: True

Current AQI: 36.0

Kenmare (N Dakota Hwy 8) ND, US: 48.641899, -102.402199

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Dec. 4, 2020, 11 p.m. 2.8 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 33.0 ppb (31) N/A N/A 8.5 μg/m3 (36) 36.0
 
Dec. 4, 2020, 10 p.m. 3.2 ppb (4) 0.1 ppb (1) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 32.0 ppb (30) N/A N/A 8.1 μg/m3 (34) 34.0
 
Dec. 4, 2020, 9 p.m. 3.2 ppb (4) 0.3 ppb (1) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 34.0 ppb (32) N/A N/A 7.5 μg/m3 (32) 32.0
 
Dec. 4, 2020, 8 p.m. 3.2 ppb (4) 0.4 ppb (1) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 34.0 ppb (32) N/A N/A 7.2 μg/m3 (31) 32.0
 
Dec. 4, 2020, 7 p.m. 3.6 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 32.0 ppb (30) N/A N/A 7.8 μg/m3 (33) 33.0
 
Dec. 4, 2020, 6 p.m. 3.6 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 30.0 ppb (28) N/A N/A 8.5 μg/m3 (36) 36.0
 
Dec. 4, 2020, 5 p.m. 3.8 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 28.0 ppb (26) N/A N/A 9.0 μg/m3 (38) 38.0
 
Dec. 4, 2020, 4 p.m. 4.0 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 27.0 ppb (25) N/A N/A 10.1 μg/m3 (43) 43.0
 
Dec. 4, 2020, 3 p.m. 4.4 ppb (5) 0.4 ppb (1) N/A 4.0 ppb (4) N/A 2.0 ppb (3) 25.0 ppb (24) N/A N/A 10.2 μg/m3 (43) 43.0
 
Dec. 4, 2020, 2 p.m. 2.7 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 8.6 μg/m3 (36) 36.0
 
Dec. 4, 2020, 1 p.m. 1.6 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 22.0 ppb (21) N/A N/A 4.1 μg/m3 (18) 21.0
 
Dec. 4, 2020, noon 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 20.0 ppb (19) N/A N/A 2.0 μg/m3 (9) 19.0
 
Dec. 4, 2020, 11 a.m. 0.9 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 22.0 ppb (21) N/A N/A 1.7 μg/m3 (8) 21.0
 
Dec. 4, 2020, 10 a.m. 0.9 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 1.7 μg/m3 (8) 24.0
 
Dec. 4, 2020, 9 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 26.0 ppb (25) N/A N/A 1.8 μg/m3 (8) 25.0
 
Dec. 4, 2020, 8 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 26.0 ppb (25) N/A N/A 1.9 μg/m3 (8) 25.0
 
Dec. 4, 2020, 7 a.m. 1.1 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 26.0 ppb (25) N/A N/A 2.2 μg/m3 (10) 25.0
 
Dec. 4, 2020, 6 a.m. 1.3 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 2.6 μg/m3 (11) 24.0
 
Dec. 4, 2020, 5 a.m. 1.3 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 2.6 μg/m3 (11) 24.0
 
Dec. 4, 2020, 4 a.m. 1.4 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 24.0 ppb (23) N/A N/A 3.0 μg/m3 (13) 23.0
 
Dec. 4, 2020, 3 a.m. 1.6 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 22.0 ppb (21) N/A N/A 3.1 μg/m3 (13) 21.0
 
Dec. 4, 2020, 2 a.m. 1.4 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 21.0 ppb (20) N/A N/A 3.2 μg/m3 (14) 20.0
 
Dec. 4, 2020, 1 a.m. 1.7 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 21.0 ppb (20) N/A N/A 3.3 μg/m3 (14) 20.0
 
Dec. 4, 2020, midnight 2.1 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 2.0 ppb (3) 22.0 ppb (21) N/A N/A 3.3 μg/m3 (14) 21.0
 
Dec. 3, 2020, 11 p.m. 1.6 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 3.6 μg/m3 (16) 24.0
 
Dec. 3, 2020, 10 p.m. 1.5 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 28.0 ppb (26) N/A N/A 3.5 μg/m3 (15) 26.0
 
Dec. 3, 2020, 9 p.m. 1.4 ppb (2) 0.2 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 33.0 ppb (31) N/A N/A 3.0 μg/m3 (13) 31.0
 
Dec. 3, 2020, 8 p.m. 1.4 ppb (2) 0.2 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 33.0 ppb (31) N/A N/A 3.6 μg/m3 (16) 31.0
 
Dec. 3, 2020, 7 p.m. 1.6 ppb (2) 0.3 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 34.0 ppb (32) N/A N/A 3.7 μg/m3 (16) 32.0
 
Dec. 3, 2020, 6 p.m. 1.6 ppb (2) 0.3 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 32.0 ppb (30) N/A N/A 4.6 μg/m3 (20) 30.0
 
Dec. 3, 2020, 5 p.m. 1.8 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 29.0 ppb (27) N/A N/A 3.7 μg/m3 (16) 27.0
 
Dec. 3, 2020, 4 p.m. 2.0 ppb (2) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 3.9 μg/m3 (17) 24.0
 
Dec. 3, 2020, 3 p.m. 1.9 ppb (2) 0.2 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 23.0 ppb (22) N/A N/A 4.1 μg/m3 (18) 22.0
 
Dec. 3, 2020, 2 p.m. 1.6 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 21.0 ppb (20) N/A N/A 3.7 μg/m3 (16) 20.0
 
Dec. 3, 2020, 1 p.m. 1.2 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 22.0 ppb (21) N/A N/A 3.1 μg/m3 (13) 21.0
 
Dec. 3, 2020, noon 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 23.0 ppb (22) N/A N/A 2.5 μg/m3 (11) 22.0
 
Dec. 3, 2020, 11 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 21.0 ppb (20) N/A N/A 2.3 μg/m3 (10) 20.0
 
Dec. 3, 2020, 10 a.m. 1.1 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 21.0 ppb (20) N/A N/A 2.2 μg/m3 (10) 20.0
 
Dec. 3, 2020, 9 a.m. 1.3 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 21.0 ppb (20) N/A N/A 2.1 μg/m3 (9) 20.0
 
Dec. 3, 2020, 8 a.m. 1.6 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 2.0 ppb (3) 22.0 ppb (21) N/A N/A 2.1 μg/m3 (9) 21.0
 
Dec. 3, 2020, 7 a.m. 1.3 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 23.0 ppb (22) N/A N/A 1.8 μg/m3 (8) 22.0
 
Dec. 3, 2020, 6 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 23.0 ppb (22) N/A N/A 1.6 μg/m3 (7) 22.0
 
Dec. 3, 2020, 5 a.m. 0.9 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 24.0 ppb (23) N/A N/A 1.6 μg/m3 (7) 23.0
 
Dec. 3, 2020, 4 a.m. 0.9 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 1.5 μg/m3 (7) 24.0
 
Dec. 3, 2020, 3 a.m. 0.9 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 26.0 ppb (25) N/A N/A 1.7 μg/m3 (8) 25.0
 
Dec. 3, 2020, 2 a.m. 1.1 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 2.1 μg/m3 (9) 24.0
 
Dec. 3, 2020, 1 a.m. 1.3 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 2.6 μg/m3 (11) 24.0
 
Dec. 3, 2020, midnight 1.3 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 27.0 ppb (25) N/A N/A 3.0 μg/m3 (13) 25.0
 
Dec. 2, 2020, 11 p.m. 1.4 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 28.0 ppb (26) N/A N/A 2.6 μg/m3 (11) 26.0
 
Dec. 2, 2020, 10 p.m. 1.2 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 30.0 ppb (28) N/A N/A 2.1 μg/m3 (9) 28.0
 
Dec. 2, 2020, 9 p.m. 3.4 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A 5.0 ppb (8) 30.0 ppb (28) N/A N/A 2.4 μg/m3 (10) 28.0
 
Dec. 2, 2020, 8 p.m. 3.0 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A 5.0 ppb (8) 30.0 ppb (28) N/A N/A 2.5 μg/m3 (11) 28.0
 
Dec. 2, 2020, 7 p.m. 1.5 ppb (2) 0.2 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 29.0 ppb (27) N/A N/A 2.7 μg/m3 (12) 27.0
 
Dec. 2, 2020, 6 p.m. 1.8 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 28.0 ppb (26) N/A N/A 3.2 μg/m3 (14) 26.0
 
Dec. 2, 2020, 5 p.m. 2.6 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 2.0 ppb (3) 27.0 ppb (25) N/A N/A 3.7 μg/m3 (16) 25.0
 
Dec. 2, 2020, 4 p.m. 2.8 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 2.0 ppb (3) 24.0 ppb (23) N/A N/A 4.3 μg/m3 (18) 23.0
 
Dec. 2, 2020, 3 p.m. 1.9 ppb (2) 0.2 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 22.0 ppb (21) N/A N/A 3.9 μg/m3 (17) 21.0
 
Dec. 2, 2020, 2 p.m. 1.5 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 21.0 ppb (20) N/A N/A 4.2 μg/m3 (18) 20.0
 
Dec. 2, 2020, 1 p.m. 1.3 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 20.0 ppb (19) N/A N/A 3.7 μg/m3 (16) 19.0
 
Dec. 2, 2020, noon 0.9 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 20.0 ppb (19) N/A N/A 2.8 μg/m3 (12) 19.0
 
Dec. 2, 2020, 11 a.m. 0.8 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 24.0 ppb (23) N/A N/A 2.4 μg/m3 (10) 23.0
 
Dec. 2, 2020, 10 a.m. 0.9 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 27.0 ppb (25) N/A N/A 2.6 μg/m3 (11) 25.0
 
Dec. 2, 2020, 9 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 26.0 ppb (25) N/A N/A 2.7 μg/m3 (12) 25.0
 
Dec. 2, 2020, 8 a.m. 1.3 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 26.0 ppb (25) N/A N/A 2.9 μg/m3 (13) 25.0
 
Dec. 2, 2020, 7 a.m. 1.6 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 3.1 μg/m3 (13) 24.0
 
Dec. 2, 2020, 6 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 24.0 ppb (23) N/A N/A 3.2 μg/m3 (14) 23.0
 
Dec. 2, 2020, 5 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 25.0 ppb (24) N/A N/A 3.2 μg/m3 (14) 24.0
 
Dec. 2, 2020, 4 a.m. 2.8 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 26.0 ppb (25) N/A N/A 3.0 μg/m3 (13) 25.0
 
Dec. 2, 2020, 3 a.m. 3.3 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 25.0 ppb (24) N/A N/A 3.3 μg/m3 (14) 24.0
 
Dec. 2, 2020, 2 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 25.0 ppb (24) N/A N/A 3.9 μg/m3 (17) 24.0
 
Dec. 2, 2020, 1 a.m. 3.1 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 25.0 ppb (24) N/A N/A 4.1 μg/m3 (18) 24.0
 
Dec. 2, 2020, midnight 3.1 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 26.0 ppb (25) N/A N/A 6.4 μg/m3 (27) 27.0
 
Dec. 1, 2020, 11 p.m. 5.0 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A 3.0 ppb (5) 24.0 ppb (23) N/A N/A 7.5 μg/m3 (32) 32.0
 
Dec. 1, 2020, 10 p.m. 2.7 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 27.0 ppb (25) N/A N/A 6.5 μg/m3 (28) 28.0
 
Dec. 1, 2020, 9 p.m. 3.0 ppb (3) 0.2 ppb (1) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 27.0 ppb (25) N/A N/A 6.7 μg/m3 (28) 28.0
 
Dec. 1, 2020, 8 p.m. 3.1 ppb (3) 0.3 ppb (1) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 29.0 ppb (27) N/A N/A 4.4 μg/m3 (19) 27.0
 
Dec. 1, 2020, 7 p.m. 3.1 ppb (3) 0.5 ppb (1) N/A 3.0 ppb (3) N/A 3.0 ppb (5) 29.0 ppb (27) N/A N/A 3.5 μg/m3 (15) 27.0
 
Dec. 1, 2020, 6 p.m. 3.4 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A 3.0 ppb (5) 29.0 ppb (27) N/A N/A 3.1 μg/m3 (13) 27.0
 
Dec. 1, 2020, 5 p.m. 3.2 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A 3.0 ppb (5) 28.0 ppb (26) N/A N/A 3.2 μg/m3 (14) 26.0
 
Dec. 1, 2020, 4 p.m. 3.1 ppb (3) 0.4 ppb (1) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 29.0 ppb (27) N/A N/A 3.8 μg/m3 (16) 27.0
 
Dec. 1, 2020, 3 p.m. 2.0 ppb (2) 0.2 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 28.0 ppb (26) N/A N/A 3.9 μg/m3 (17) 26.0
 
Dec. 1, 2020, 2 p.m. 1.1 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 2.1 μg/m3 (9) 24.0
 
Dec. 1, 2020, 1 p.m. 0.8 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 26.0 ppb (25) N/A N/A 1.6 μg/m3 (7) 25.0
 
Dec. 1, 2020, noon 0.9 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 26.0 ppb (25) N/A N/A 1.9 μg/m3 (8) 25.0
 
Dec. 1, 2020, 11 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 2.3 μg/m3 (10) 24.0
 
Dec. 1, 2020, 10 a.m. 1.3 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 23.0 ppb (22) N/A N/A 2.8 μg/m3 (12) 22.0
 
Dec. 1, 2020, 9 a.m. 1.5 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 22.0 ppb (21) N/A N/A 3.2 μg/m3 (14) 21.0
 
Dec. 1, 2020, 8 a.m. 1.7 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 23.0 ppb (22) N/A N/A 3.3 μg/m3 (14) 22.0
 
Dec. 1, 2020, 7 a.m. 2.3 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 22.0 ppb (21) N/A N/A 3.5 μg/m3 (15) 21.0
 
Dec. 1, 2020, 6 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 21.0 ppb (20) N/A N/A 4.0 μg/m3 (17) 20.0
 
Dec. 1, 2020, 5 a.m. 5.3 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 20.0 ppb (19) N/A N/A 4.3 μg/m3 (18) 19.0
 
Dec. 1, 2020, 4 a.m. 3.9 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 21.0 ppb (20) N/A N/A 4.5 μg/m3 (19) 20.0
 
Dec. 1, 2020, 3 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 22.0 ppb (21) N/A N/A 5.1 μg/m3 (22) 22.0
 
Dec. 1, 2020, 2 a.m. 3.3 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 22.0 ppb (21) N/A N/A 5.0 μg/m3 (21) 21.0
 
Dec. 1, 2020, 1 a.m. 4.9 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 19.0 ppb (18) N/A N/A 5.3 μg/m3 (23) 23.0
 
Dec. 1, 2020, midnight 5.4 ppb (6) 0.0 ppb (0) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 20.0 ppb (19) N/A N/A 5.1 μg/m3 (22) 22.0
 
Nov. 30, 2020, 11 p.m. 5.8 ppb (6) 0.0 ppb (0) N/A 6.0 ppb (6) N/A 1.0 ppb (2) 22.0 ppb (21) N/A N/A 4.6 μg/m3 (20) 21.0
 
Nov. 30, 2020, 10 p.m. 3.7 ppb (4) 0.2 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 26.0 ppb (25) N/A N/A 4.0 μg/m3 (17) 25.0
 
Nov. 30, 2020, 9 p.m. 2.5 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 30.0 ppb (28) N/A N/A 3.1 μg/m3 (13) 28.0
 
Nov. 30, 2020, 8 p.m. 2.1 ppb (2) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 30.0 ppb (28) N/A N/A 3.1 μg/m3 (13) 28.0
 
Nov. 30, 2020, 7 p.m. 2.7 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 28.0 ppb (26) N/A N/A 3.3 μg/m3 (14) 26.0
 
Nov. 30, 2020, 6 p.m. 3.6 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 26.0 ppb (25) N/A N/A 3.3 μg/m3 (14) 25.0
 
Nov. 30, 2020, 5 p.m. 3.2 ppb (4) 0.8 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 26.0 ppb (25) N/A N/A 3.0 μg/m3 (13) 25.0
 
Nov. 30, 2020, 4 p.m. 3.0 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 2.9 μg/m3 (13) 24.0
 
Nov. 30, 2020, 3 p.m. 3.1 ppb (3) 0.4 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 24.0 ppb (23) N/A N/A 2.7 μg/m3 (12) 23.0
 
Nov. 30, 2020, 2 p.m. 3.1 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 23.0 ppb (22) N/A N/A 2.8 μg/m3 (12) 22.0
 
Nov. 30, 2020, 1 p.m. 2.7 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 24.0 ppb (23) N/A N/A 2.5 μg/m3 (11) 23.0
 
Nov. 30, 2020, noon 2.3 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 2.3 μg/m3 (10) 24.0
 
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) 25.0 ppb (24) N/A N/A 2.8 μg/m3 (12) 24.0
 
Nov. 30, 2020, 10 a.m. 2.8 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 26.0 ppb (25) N/A N/A 2.8 μg/m3 (12) 25.0
 
Nov. 30, 2020, 9 a.m. 2.7 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 27.0 ppb (25) N/A N/A 2.7 μg/m3 (12) 25.0
 
Nov. 30, 2020, 8 a.m. 2.1 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 27.0 ppb (25) N/A N/A 2.2 μg/m3 (10) 25.0
 
Nov. 30, 2020, 7 a.m. 2.6 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 26.0 ppb (25) N/A N/A 2.5 μg/m3 (11) 25.0
 
Nov. 30, 2020, 6 a.m. 3.5 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 3.0 μg/m3 (13) 24.0
 
Nov. 30, 2020, 5 a.m. 3.9 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 3.2 μg/m3 (14) 24.0
 
Nov. 30, 2020, 4 a.m. 3.4 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 3.4 μg/m3 (15) 24.0
 
Nov. 30, 2020, 3 a.m. 3.3 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 3.8 μg/m3 (16) 24.0
 
Nov. 30, 2020, 2 a.m. 2.5 ppb (3) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 4.8 μg/m3 (20) 24.0
 
Nov. 30, 2020, 1 a.m. 2.2 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 5.8 μg/m3 (25) 25.0
 
Nov. 30, 2020, midnight 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 5.9 μg/m3 (25) 25.0
 
Nov. 29, 2020, 11 p.m. 1.4 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 27.0 ppb (25) N/A N/A 5.9 μg/m3 (25) 25.0
 
Nov. 29, 2020, 10 p.m. 1.3 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 30.0 ppb (28) N/A N/A 4.8 μg/m3 (20) 28.0
 
Nov. 29, 2020, 9 p.m. 1.6 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 32.0 ppb (30) N/A N/A 4.4 μg/m3 (19) 30.0
 
Nov. 29, 2020, 8 p.m. 2.0 ppb (2) 0.3 ppb (1) N/A 2.0 ppb (2) N/A 2.0 ppb (3) 32.0 ppb (30) N/A N/A 3.9 μg/m3 (17) 30.0
 
Nov. 29, 2020, 7 p.m. 1.9 ppb (2) 0.3 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 31.0 ppb (29) N/A N/A 4.3 μg/m3 (18) 29.0
 
Nov. 29, 2020, 6 p.m. 2.4 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 2.0 ppb (3) 30.0 ppb (28) N/A N/A 5.4 μg/m3 (23) 28.0
 
Nov. 29, 2020, 5 p.m. 1.9 ppb (2) 0.3 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 28.0 ppb (26) N/A N/A 6.2 μg/m3 (26) 26.0
 
Nov. 29, 2020, 4 p.m. 1.5 ppb (2) 0.2 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 27.0 ppb (25) N/A N/A 5.2 μg/m3 (22) 25.0
 
Nov. 29, 2020, 3 p.m. 1.3 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 26.0 ppb (25) N/A N/A 5.1 μg/m3 (22) 25.0
 
Nov. 29, 2020, 2 p.m. 1.3 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 24.0 ppb (23) N/A N/A 4.8 μg/m3 (20) 23.0
 
Nov. 29, 2020, 1 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 24.0 ppb (23) N/A N/A 4.5 μg/m3 (19) 23.0
 
Nov. 29, 2020, noon 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 26.0 ppb (25) N/A N/A 4.2 μg/m3 (18) 25.0
 
Nov. 29, 2020, 11 a.m. 1.1 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 28.0 ppb (26) N/A N/A 4.0 μg/m3 (17) 26.0
 
Nov. 29, 2020, 10 a.m. 0.9 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 29.0 ppb (27) N/A N/A 3.9 μg/m3 (17) 27.0
 
Nov. 29, 2020, 9 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 30.0 ppb (28) N/A N/A 3.8 μg/m3 (16) 28.0
 
Nov. 29, 2020, 8 a.m. 1.1 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 30.0 ppb (28) N/A N/A 4.1 μg/m3 (18) 28.0
 
Nov. 29, 2020, 7 a.m. 1.1 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 32.0 ppb (30) N/A N/A 5.2 μg/m3 (22) 30.0
 
Nov. 29, 2020, 6 a.m. 0.9 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 32.0 ppb (30) N/A N/A 4.7 μg/m3 (20) 30.0
 
Nov. 29, 2020, 5 a.m. 1.1 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 32.0 ppb (30) N/A N/A 2.5 μg/m3 (11) 30.0
 
Nov. 29, 2020, 4 a.m. 1.9 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 2.0 ppb (3) 32.0 ppb (30) N/A N/A 2.6 μg/m3 (11) 30.0
 
Nov. 29, 2020, 3 a.m. 1.6 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 32.0 ppb (30) N/A N/A 6.4 μg/m3 (27) 30.0
 
Nov. 29, 2020, 2 a.m. 1.6 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 32.0 ppb (30) N/A N/A 6.2 μg/m3 (26) 30.0
 
Nov. 29, 2020, 1 a.m. 2.3 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 29.0 ppb (27) N/A N/A 9.0 μg/m3 (38) 38.0
 
Nov. 29, 2020, midnight 1.9 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 30.0 ppb (28) N/A N/A 11.4 μg/m3 (48) 48.0
 
Nov. 28, 2020, 11 p.m. 1.6 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 33.0 ppb (31) N/A N/A 5.9 μg/m3 (25) 31.0
 
Nov. 28, 2020, 10 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 36.0 ppb (34) N/A N/A 2.8 μg/m3 (12) 34.0
 
Nov. 28, 2020, 9 p.m. 0.9 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 36.0 ppb (34) N/A N/A 2.5 μg/m3 (11) 34.0
 
Nov. 28, 2020, 8 p.m. 1.2 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 35.0 ppb (33) N/A N/A 2.7 μg/m3 (12) 33.0
 
Nov. 28, 2020, 7 p.m. 1.2 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 34.0 ppb (32) N/A N/A 2.3 μg/m3 (10) 32.0
 
Nov. 28, 2020, 6 p.m. 1.6 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 32.0 ppb (30) N/A N/A 2.6 μg/m3 (11) 30.0
 
Nov. 28, 2020, 5 p.m. 1.8 ppb (2) 0.2 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 30.0 ppb (28) N/A N/A 2.5 μg/m3 (11) 28.0
 
Nov. 28, 2020, 4 p.m. 2.6 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 28.0 ppb (26) N/A N/A 2.6 μg/m3 (11) 26.0
 
Nov. 28, 2020, 3 p.m. 3.3 ppb (4) 0.4 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 24.0 ppb (23) N/A N/A 2.6 μg/m3 (11) 23.0
 
Nov. 28, 2020, 2 p.m. 2.4 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 24.0 ppb (23) N/A N/A 2.5 μg/m3 (11) 23.0
 
Nov. 28, 2020, 1 p.m. 1.5 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 23.0 ppb (22) N/A N/A 2.5 μg/m3 (11) 22.0
 
Nov. 28, 2020, noon 1.1 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 23.0 ppb (22) N/A N/A 2.3 μg/m3 (10) 22.0
 
Nov. 28, 2020, 11 a.m. 1.1 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 2.2 μg/m3 (10) 24.0
 
Nov. 28, 2020, 10 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 23.0 ppb (22) N/A N/A 1.9 μg/m3 (8) 22.0
 
Nov. 28, 2020, 9 a.m. 0.9 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 24.0 ppb (23) N/A N/A 1.8 μg/m3 (8) 23.0
 
Nov. 28, 2020, 8 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 23.0 ppb (22) N/A N/A 1.7 μg/m3 (8) 22.0
 
Nov. 28, 2020, 7 a.m. 0.9 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 24.0 ppb (23) N/A N/A 1.9 μg/m3 (8) 23.0
 
Nov. 28, 2020, 6 a.m. 1.1 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 23.0 ppb (22) N/A N/A 1.6 μg/m3 (7) 22.0
 
Nov. 28, 2020, 5 a.m. 0.8 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 24.0 ppb (23) N/A N/A 1.5 μg/m3 (7) 23.0
 
Nov. 28, 2020, 4 a.m. 0.8 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 1.5 μg/m3 (7) 24.0
 
Nov. 28, 2020, 3 a.m. 0.8 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 26.0 ppb (25) N/A N/A 1.4 μg/m3 (6) 25.0
 
Nov. 28, 2020, 2 a.m. 0.9 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 26.0 ppb (25) N/A N/A 1.3 μg/m3 (6) 25.0
 
Nov. 28, 2020, 1 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 27.0 ppb (25) N/A N/A 1.4 μg/m3 (6) 25.0
 
Nov. 28, 2020, midnight 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 1.8 μg/m3 (8) 24.0