ID: 1328

AQSQID: 380570004

Site Name: Beulah North

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

Updated: Jan. 19, 2022, 9:33 p.m.

Location: Beulah (45th Ave Swest), ND

Reporting: True, Located: True

Current AQI: 32.0

Beulah (45th Ave Swest) ND, US: 47.2986, -101.7669

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 19, 2022, 7 p.m. 3.7 ppb (4) 2.0 ppb (2) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 34.0 ppb (32) N/A 6.0 μg/m3 (6) 3.2 μg/m3 (14) 32.0
 
Jan. 19, 2022, 6 p.m. 3.6 ppb (4) 1.4 ppb (2) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 33.0 ppb (31) N/A 4.0 μg/m3 (4) 3.1 μg/m3 (13) 31.0
 
Jan. 19, 2022, 5 p.m. 3.5 ppb (4) 1.7 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 32.0 ppb (30) N/A 5.0 μg/m3 (5) 3.1 μg/m3 (13) 30.0
 
Jan. 19, 2022, 4 p.m. 3.7 ppb (4) 1.7 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 31.0 ppb (29) N/A 5.0 μg/m3 (5) 3.2 μg/m3 (14) 29.0
 
Jan. 19, 2022, 3 p.m. 4.0 ppb (4) 1.3 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 30.0 ppb (28) N/A 5.0 μg/m3 (5) 3.2 μg/m3 (14) 28.0
 
Jan. 19, 2022, 2 p.m. 4.0 ppb (4) 1.3 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 29.0 ppb (27) N/A 5.0 μg/m3 (5) 3.2 μg/m3 (14) 27.0
 
Jan. 19, 2022, 1 p.m. 5.6 ppb (6) 1.1 ppb (2) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 28.0 ppb (26) N/A 7.0 μg/m3 (7) 3.4 μg/m3 (15) 26.0
 
Jan. 19, 2022, noon 3.8 ppb (4) 0.8 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 31.0 ppb (29) N/A 5.0 μg/m3 (5) 3.2 μg/m3 (14) 29.0
 
Jan. 19, 2022, 11 a.m. 2.2 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (31) N/A 5.0 μg/m3 (5) 3.2 μg/m3 (14) 31.0
 
Jan. 19, 2022, 10 a.m. 2.6 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (31) N/A 8.0 μg/m3 (8) 4.9 μg/m3 (21) 31.0
 
Jan. 19, 2022, 9 a.m. 2.7 ppb (3) 0.2 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 33.0 ppb (31) N/A 6.0 μg/m3 (6) 4.1 μg/m3 (18) 31.0
 
Jan. 19, 2022, 8 a.m. 2.9 ppb (3) 0.3 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 33.0 ppb (31) N/A 8.0 μg/m3 (8) 4.7 μg/m3 (20) 31.0
 
Jan. 19, 2022, 7 a.m. 6.8 ppb (7) 0.4 ppb (1) N/A 6.0 ppb (6) N/A 1.0 ppb (2) 31.0 ppb (29) N/A 12.0 μg/m3 (12) 8.3 μg/m3 (35) 35.0
 
Jan. 19, 2022, 6 a.m. 8.8 ppb (9) 0.4 ppb (1) N/A 8.0 ppb (8) N/A 1.0 ppb (2) 29.0 ppb (27) N/A 12.0 μg/m3 (12) 8.5 μg/m3 (36) 36.0
 
Jan. 19, 2022, 5 a.m. 7.2 ppb (7) 0.3 ppb (1) N/A 7.0 ppb (7) N/A 1.0 ppb (2) 31.0 ppb (29) N/A 11.0 μg/m3 (11) 7.2 μg/m3 (31) 31.0
 
Jan. 19, 2022, 4 a.m. 3.8 ppb (4) 0.4 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 33.0 ppb (31) N/A 9.0 μg/m3 (9) 5.6 μg/m3 (24) 31.0
 
Jan. 19, 2022, 3 a.m. 2.7 ppb (3) 0.2 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 34.0 ppb (32) N/A 8.0 μg/m3 (8) 4.0 μg/m3 (17) 32.0
 
Jan. 19, 2022, 2 a.m. 5.7 ppb (6) 0.4 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 33.0 ppb (31) N/A 11.0 μg/m3 (11) 6.0 μg/m3 (25) 31.0
 
Jan. 19, 2022, 1 a.m. 2.7 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (31) N/A 11.0 μg/m3 (11) 5.2 μg/m3 (22) 31.0
 
Jan. 19, 2022, midnight 3.3 ppb (4) 0.4 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 32.0 ppb (30) N/A 12.0 μg/m3 (12) 5.4 μg/m3 (23) 30.0
 
Jan. 18, 2022, 11 p.m. 3.6 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 32.0 ppb (30) N/A 13.0 μg/m3 (13) 7.4 μg/m3 (31) 31.0
 
Jan. 18, 2022, 10 p.m. 4.0 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 30.0 ppb (28) N/A 15.0 μg/m3 (14) 6.5 μg/m3 (28) 28.0
 
Jan. 18, 2022, 9 p.m. 4.5 ppb (5) 1.7 ppb (2) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 31.0 ppb (29) N/A 15.0 μg/m3 (14) 6.6 μg/m3 (28) 29.0
 
Jan. 18, 2022, 8 p.m. 6.1 ppb (6) 2.6 ppb (3) N/A 4.0 ppb (4) N/A 2.0 ppb (3) 30.0 ppb (28) N/A 20.0 μg/m3 (19) 7.0 μg/m3 (30) 30.0
 
Jan. 18, 2022, 7 p.m. 3.6 ppb (4) 1.1 ppb (2) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 30.0 ppb (28) N/A 20.0 μg/m3 (19) 6.8 μg/m3 (29) 29.0
 
Jan. 18, 2022, 6 p.m. 5.0 ppb (5) 1.6 ppb (2) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 28.0 ppb (26) N/A 18.0 μg/m3 (17) 6.8 μg/m3 (29) 29.0
 
Jan. 18, 2022, 5 p.m. 4.6 ppb (5) 1.9 ppb (2) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 28.0 ppb (26) N/A 17.0 μg/m3 (16) 6.4 μg/m3 (27) 27.0
 
Jan. 18, 2022, 4 p.m. 5.5 ppb (6) 1.9 ppb (2) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 27.0 ppb (25) N/A 19.0 μg/m3 (18) 8.7 μg/m3 (37) 37.0
 
Jan. 18, 2022, 3 p.m. 7.3 ppb (7) 1.2 ppb (2) N/A 6.0 ppb (6) N/A 2.0 ppb (3) 25.0 ppb (24) N/A 18.0 μg/m3 (17) 10.0 μg/m3 (42) 42.0
 
Jan. 18, 2022, 2 p.m. 6.5 ppb (7) 1.0 ppb (1) N/A 5.0 ppb (5) N/A 4.0 ppb (6) 24.0 ppb (23) N/A 20.0 μg/m3 (19) 14.3 μg/m3 (56) 56.0
 
Jan. 18, 2022, 1 p.m. 4.1 ppb (4) 1.3 ppb (2) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 24.0 ppb (23) N/A 10.0 μg/m3 (10) 8.1 μg/m3 (34) 34.0
 
Jan. 18, 2022, noon 3.1 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 30.0 ppb (28) N/A 5.0 μg/m3 (5) 1.5 μg/m3 (7) 28.0
 
Jan. 18, 2022, 11 a.m. 2.8 ppb (3) 0.3 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 31.0 ppb (29) N/A 4.0 μg/m3 (4) 1.1 μg/m3 (5) 29.0
 
Jan. 18, 2022, 10 a.m. 0.8 ppb (1) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 30.0 ppb (28) N/A 2.0 μg/m3 (2) 0.9 μg/m3 (4) 28.0
 
Jan. 18, 2022, 9 a.m. 1.0 ppb (1) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 26.0 ppb (25) N/A 2.0 μg/m3 (2) 1.1 μg/m3 (5) 25.0
 
Jan. 18, 2022, 8 a.m. 1.7 ppb (2) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 23.0 ppb (22) N/A 2.0 μg/m3 (2) 1.3 μg/m3 (6) 22.0
 
Jan. 18, 2022, 7 a.m. 1.2 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 23.0 ppb (22) N/A 2.0 μg/m3 (2) 1.1 μg/m3 (5) 22.0
 
Jan. 18, 2022, 6 a.m. 1.2 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 23.0 ppb (22) N/A 3.0 μg/m3 (3) 1.5 μg/m3 (7) 22.0
 
Jan. 18, 2022, 5 a.m. 1.5 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 21.0 ppb (20) N/A 5.0 μg/m3 (5) 2.2 μg/m3 (10) 20.0
 
Jan. 18, 2022, 4 a.m. 2.1 ppb (2) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 20.0 ppb (19) N/A 6.0 μg/m3 (6) 2.6 μg/m3 (11) 19.0
 
Jan. 18, 2022, 3 a.m. 2.0 ppb (2) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 20.0 ppb (19) N/A 6.0 μg/m3 (6) 3.0 μg/m3 (13) 19.0
 
Jan. 18, 2022, 2 a.m. 1.7 ppb (2) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 20.0 ppb (19) N/A 8.0 μg/m3 (8) 3.2 μg/m3 (14) 19.0
 
Jan. 18, 2022, 1 a.m. 2.5 ppb (3) 0.2 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 22.0 ppb (21) N/A 7.0 μg/m3 (7) 3.5 μg/m3 (15) 21.0
 
Jan. 18, 2022, midnight 5.1 ppb (5) 0.4 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 20.0 ppb (19) N/A 11.0 μg/m3 (11) 4.2 μg/m3 (18) 19.0
 
Jan. 17, 2022, 11 p.m. 6.7 ppb (7) 1.0 ppb (1) N/A 6.0 ppb (6) N/A 1.0 ppb (2) 20.0 ppb (19) N/A 14.0 μg/m3 (13) 4.3 μg/m3 (18) 19.0
 
Jan. 17, 2022, 10 p.m. 3.9 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 23.0 ppb (22) N/A 7.0 μg/m3 (7) 3.6 μg/m3 (16) 22.0
 
Jan. 17, 2022, 9 p.m. 3.6 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 25.0 ppb (24) N/A 9.0 μg/m3 (9) 5.1 μg/m3 (22) 24.0
 
Jan. 17, 2022, 8 p.m. 8.2 ppb (8) 4.1 ppb (4) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 22.0 ppb (21) N/A 8.0 μg/m3 (8) 4.5 μg/m3 (19) 21.0
 
Jan. 17, 2022, 7 p.m. 3.1 ppb (3) 1.2 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 22.0 ppb (21) N/A 8.0 μg/m3 (8) 4.1 μg/m3 (18) 21.0
 
Jan. 17, 2022, 6 p.m. 3.6 ppb (4) 1.5 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 20.0 ppb (19) N/A 8.0 μg/m3 (8) 4.5 μg/m3 (19) 19.0
 
Jan. 17, 2022, 5 p.m. 4.9 ppb (5) 2.1 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 19.0 ppb (18) N/A 6.0 μg/m3 (6) 2.9 μg/m3 (13) 18.0
 
Jan. 17, 2022, 4 p.m. 3.2 ppb (4) 1.1 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 20.0 ppb (19) N/A 4.0 μg/m3 (4) 2.6 μg/m3 (11) 19.0
 
Jan. 17, 2022, 3 p.m. 1.8 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 22.0 ppb (21) N/A 3.0 μg/m3 (3) 2.5 μg/m3 (11) 21.0
 
Jan. 17, 2022, 2 p.m. 1.1 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 24.0 ppb (23) N/A 4.0 μg/m3 (4) 2.6 μg/m3 (11) 23.0
 
Jan. 17, 2022, 1 p.m. 1.4 ppb (2) 0.2 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 25.0 ppb (24) N/A 4.0 μg/m3 (4) 2.9 μg/m3 (13) 24.0
 
Jan. 17, 2022, noon 2.0 ppb (2) 0.2 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 24.0 ppb (23) N/A 4.0 μg/m3 (4) 3.0 μg/m3 (13) 23.0
 
Jan. 17, 2022, 11 a.m. 1.3 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 24.0 ppb (23) N/A 3.0 μg/m3 (3) 2.9 μg/m3 (13) 23.0
 
Jan. 17, 2022, 10 a.m. 1.1 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 25.0 ppb (24) N/A 3.0 μg/m3 (3) 2.3 μg/m3 (10) 24.0
 
Jan. 17, 2022, 9 a.m. 1.1 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 27.0 ppb (25) N/A 3.0 μg/m3 (3) 2.0 μg/m3 (9) 25.0
 
Jan. 17, 2022, 8 a.m. 1.6 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 26.0 ppb (25) N/A 2.0 μg/m3 (2) 1.9 μg/m3 (8) 25.0
 
Jan. 17, 2022, 7 a.m. 0.8 ppb (1) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 27.0 ppb (25) N/A 3.0 μg/m3 (3) 1.7 μg/m3 (8) 25.0
 
Jan. 17, 2022, 6 a.m. 0.8 ppb (1) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 28.0 ppb (26) N/A 2.0 μg/m3 (2) 1.5 μg/m3 (7) 26.0
 
Jan. 17, 2022, 5 a.m. 0.9 ppb (1) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 31.0 ppb (29) N/A 2.0 μg/m3 (2) 1.6 μg/m3 (7) 29.0
 
Jan. 17, 2022, 4 a.m. 1.4 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 31.0 ppb (29) N/A 2.0 μg/m3 (2) 1.5 μg/m3 (7) 29.0
 
Jan. 17, 2022, 3 a.m. 1.2 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 32.0 ppb (30) N/A 2.0 μg/m3 (2) 1.4 μg/m3 (6) 30.0
 
Jan. 17, 2022, 2 a.m. 2.4 ppb (3) 0.2 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 32.0 ppb (30) N/A 3.0 μg/m3 (3) 1.8 μg/m3 (8) 30.0
 
Jan. 17, 2022, 1 a.m. 3.2 ppb (4) 0.1 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 30.0 ppb (28) N/A 5.0 μg/m3 (5) 2.5 μg/m3 (11) 28.0
 
Jan. 17, 2022, midnight 2.9 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 31.0 ppb (29) N/A 6.0 μg/m3 (6) 3.2 μg/m3 (14) 29.0
 
Jan. 16, 2022, 11 p.m. 3.3 ppb (4) 0.2 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 32.0 ppb (30) N/A 5.0 μg/m3 (5) 3.3 μg/m3 (14) 30.0
 
Jan. 16, 2022, 10 p.m. 2.5 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 34.0 ppb (32) N/A 5.0 μg/m3 (5) 3.4 μg/m3 (15) 32.0
 
Jan. 16, 2022, 9 p.m. 1.8 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (34) N/A 4.0 μg/m3 (4) 3.0 μg/m3 (13) 34.0
 
Jan. 16, 2022, 8 p.m. 2.2 ppb (3) 0.9 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 35.0 ppb (33) N/A 4.0 μg/m3 (4) 2.9 μg/m3 (13) 33.0
 
Jan. 16, 2022, 7 p.m. 3.4 ppb (4) 0.9 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 34.0 ppb (32) N/A 5.0 μg/m3 (5) 3.7 μg/m3 (16) 32.0
 
Jan. 16, 2022, 6 p.m. 2.8 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 34.0 ppb (32) N/A 4.0 μg/m3 (4) 2.8 μg/m3 (12) 32.0
 
Jan. 16, 2022, 5 p.m. 2.9 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 35.0 ppb (33) N/A 3.0 μg/m3 (3) 2.5 μg/m3 (11) 33.0
 
Jan. 16, 2022, 4 p.m. 1.7 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 35.0 ppb (33) N/A 2.0 μg/m3 (2) 2.2 μg/m3 (10) 33.0
 
Jan. 16, 2022, 3 p.m. 4.2 ppb (4) 0.6 ppb (1) N/A 4.0 ppb (4) N/A 2.0 ppb (3) 32.0 ppb (30) N/A 3.0 μg/m3 (3) 2.3 μg/m3 (10) 30.0
 
Jan. 16, 2022, 2 p.m. 1.9 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 33.0 ppb (31) N/A 1.0 μg/m3 (1) 1.2 μg/m3 (5) 31.0
 
Jan. 16, 2022, 1 p.m. 1.7 ppb (2) 0.2 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 34.0 ppb (32) N/A 1.0 μg/m3 (1) 1.0 μg/m3 (5) 32.0
 
Jan. 16, 2022, noon 1.5 ppb (2) 0.2 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 35.0 ppb (33) N/A 1.0 μg/m3 (1) 0.8 μg/m3 (4) 33.0
 
Jan. 16, 2022, 11 a.m. 1.5 ppb (2) 0.2 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 35.0 ppb (33) N/A 1.0 μg/m3 (1) 1.0 μg/m3 (5) 33.0
 
Jan. 16, 2022, 10 a.m. 1.5 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 35.0 ppb (33) N/A 3.0 μg/m3 (3) 1.2 μg/m3 (5) 33.0
 
Jan. 16, 2022, 9 a.m. 1.7 ppb (2) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 32.0 ppb (30) N/A 2.0 μg/m3 (2) 2.1 μg/m3 (9) 30.0
 
Jan. 16, 2022, 8 a.m. 2.1 ppb (2) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 29.0 ppb (27) N/A 5.0 μg/m3 (5) 3.6 μg/m3 (16) 27.0
 
Jan. 16, 2022, 7 a.m. 1.7 ppb (2) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 28.0 ppb (26) N/A 5.0 μg/m3 (5) 3.7 μg/m3 (16) 26.0
 
Jan. 16, 2022, 6 a.m. 2.7 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 28.0 ppb (26) N/A 5.0 μg/m3 (5) 3.8 μg/m3 (16) 26.0
 
Jan. 16, 2022, 5 a.m. 2.6 ppb (3) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 28.0 ppb (26) N/A 5.0 μg/m3 (5) 3.5 μg/m3 (15) 26.0
 
Jan. 16, 2022, 4 a.m. 3.5 ppb (4) 0.3 ppb (1) N/A 3.0 ppb (3) N/A 3.0 ppb (5) 30.0 ppb (28) N/A 5.0 μg/m3 (5) 3.6 μg/m3 (16) 28.0
 
Jan. 16, 2022, 3 a.m. 3.2 ppb (4) 0.3 ppb (1) N/A 3.0 ppb (3) N/A 2.0 ppb (3) 27.0 ppb (25) N/A 4.0 μg/m3 (4) 2.7 μg/m3 (12) 25.0
 
Jan. 16, 2022, 2 a.m. 2.4 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 26.0 ppb (25) N/A 3.0 μg/m3 (3) 2.2 μg/m3 (10) 25.0
 
Jan. 16, 2022, 1 a.m. 1.4 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 28.0 ppb (26) N/A 4.0 μg/m3 (4) 2.2 μg/m3 (10) 26.0
 
Jan. 16, 2022, midnight 1.7 ppb (2) 0.2 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (25) N/A 4.0 μg/m3 (4) 2.5 μg/m3 (11) 25.0
 
Jan. 15, 2022, 11 p.m. 1.7 ppb (2) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (25) N/A 5.0 μg/m3 (5) 3.0 μg/m3 (13) 25.0
 
Jan. 15, 2022, 10 p.m. 1.5 ppb (2) 0.2 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 27.0 ppb (25) N/A 7.0 μg/m3 (7) 3.4 μg/m3 (15) 25.0
 
Jan. 15, 2022, 9 p.m. 1.5 ppb (2) 0.3 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 28.0 ppb (26) N/A 6.0 μg/m3 (6) 4.0 μg/m3 (17) 26.0
 
Jan. 15, 2022, 8 p.m. 1.6 ppb (2) 0.3 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 29.0 ppb (27) N/A 6.0 μg/m3 (6) 4.5 μg/m3 (19) 27.0
 
Jan. 15, 2022, 7 p.m. 1.5 ppb (2) 0.3 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 29.0 ppb (27) N/A 6.0 μg/m3 (6) 4.7 μg/m3 (20) 27.0
 
Jan. 15, 2022, 6 p.m. 4.1 ppb (4) 1.4 ppb (2) N/A 3.0 ppb (3) N/A 4.0 ppb (6) 29.0 ppb (27) N/A 6.0 μg/m3 (6) 4.2 μg/m3 (18) 27.0
 
Jan. 15, 2022, 5 p.m. 3.8 ppb (4) 1.3 ppb (2) N/A 3.0 ppb (3) N/A 3.0 ppb (5) 28.0 ppb (26) N/A 5.0 μg/m3 (5) 4.1 μg/m3 (18) 26.0
 
Jan. 15, 2022, 4 p.m. 4.2 ppb (4) 1.3 ppb (2) N/A 3.0 ppb (3) N/A 3.0 ppb (5) 26.0 ppb (25) N/A 5.0 μg/m3 (5) 4.1 μg/m3 (18) 25.0
 
Jan. 15, 2022, 3 p.m. 1.7 ppb (2) 0.3 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 26.0 ppb (25) N/A 6.0 μg/m3 (6) 4.3 μg/m3 (18) 25.0
 
Jan. 15, 2022, 2 p.m. 1.8 ppb (2) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 27.0 ppb (25) N/A 6.0 μg/m3 (6) 4.5 μg/m3 (19) 25.0
 
Jan. 15, 2022, 1 p.m. 1.5 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 29.0 ppb (27) N/A 7.0 μg/m3 (7) 4.9 μg/m3 (21) 27.0
 
Jan. 15, 2022, noon 1.4 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 30.0 ppb (28) N/A 7.0 μg/m3 (7) 5.3 μg/m3 (23) 28.0
 
Jan. 15, 2022, 11 a.m. 2.1 ppb (2) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 29.0 ppb (27) N/A 9.0 μg/m3 (9) 6.8 μg/m3 (29) 29.0
 
Jan. 15, 2022, 10 a.m. 2.8 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 29.0 ppb (27) N/A 10.0 μg/m3 (10) 7.5 μg/m3 (32) 32.0
 
Jan. 15, 2022, 9 a.m. 2.8 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 27.0 ppb (25) N/A 13.0 μg/m3 (13) 9.4 μg/m3 (40) 40.0
 
Jan. 15, 2022, 8 a.m. 3.5 ppb (4) 0.1 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 25.0 ppb (24) N/A 16.0 μg/m3 (15) 11.5 μg/m3 (48) 48.0
 
Jan. 15, 2022, 7 a.m. 2.9 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 26.0 ppb (25) N/A 18.0 μg/m3 (17) 12.0 μg/m3 (50) 50.0
 
Jan. 15, 2022, 6 a.m. 2.9 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 26.0 ppb (25) N/A 16.0 μg/m3 (15) 11.0 μg/m3 (46) 46.0
 
Jan. 15, 2022, 5 a.m. 2.8 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 27.0 ppb (25) N/A 15.0 μg/m3 (14) 10.1 μg/m3 (43) 43.0
 
Jan. 15, 2022, 4 a.m. 3.1 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 28.0 ppb (26) N/A 11.0 μg/m3 (11) 7.8 μg/m3 (33) 33.0
 
Jan. 15, 2022, 3 a.m. 2.4 ppb (3) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 31.0 ppb (29) N/A 11.0 μg/m3 (11) 6.6 μg/m3 (28) 29.0
 
Jan. 15, 2022, 2 a.m. 3.0 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 30.0 ppb (28) N/A 9.0 μg/m3 (9) 5.6 μg/m3 (24) 28.0
 
Jan. 15, 2022, 1 a.m. 5.1 ppb (5) 0.6 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 29.0 ppb (27) N/A 10.0 μg/m3 (10) 5.2 μg/m3 (22) 27.0
 
Jan. 15, 2022, midnight 6.8 ppb (7) 1.6 ppb (2) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 29.0 ppb (27) N/A 8.0 μg/m3 (8) 5.0 μg/m3 (21) 27.0
 
Jan. 14, 2022, 11 p.m. 5.5 ppb (6) 1.1 ppb (2) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 30.0 ppb (28) N/A 8.0 μg/m3 (8) 5.1 μg/m3 (22) 28.0
 
Jan. 14, 2022, 10 p.m. 5.6 ppb (6) 1.2 ppb (2) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 31.0 ppb (29) N/A 8.0 μg/m3 (8) 5.1 μg/m3 (22) 29.0
 
Jan. 14, 2022, 9 p.m. 3.4 ppb (4) 1.1 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (31) N/A 7.0 μg/m3 (7) 4.4 μg/m3 (19) 31.0
 
Jan. 14, 2022, 8 p.m. 1.7 ppb (2) 0.8 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (32) N/A 6.0 μg/m3 (6) 4.0 μg/m3 (17) 32.0
 
Jan. 14, 2022, 7 p.m. 2.7 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (31) N/A 6.0 μg/m3 (6) 4.0 μg/m3 (17) 31.0
 
Jan. 14, 2022, 6 p.m. 2.1 ppb (2) 1.2 ppb (2) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (31) N/A 6.0 μg/m3 (6) 4.1 μg/m3 (18) 31.0
 
Jan. 14, 2022, 5 p.m. 2.7 ppb (3) 0.9 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 32.0 ppb (30) N/A 6.0 μg/m3 (6) 3.9 μg/m3 (17) 30.0
 
Jan. 14, 2022, 4 p.m. 3.1 ppb (3) 1.5 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 31.0 ppb (29) N/A 7.0 μg/m3 (7) 3.9 μg/m3 (17) 29.0
 
Jan. 14, 2022, 3 p.m. 1.7 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 31.0 ppb (29) N/A 8.0 μg/m3 (8) 3.9 μg/m3 (17) 29.0
 
Jan. 14, 2022, 2 p.m. 1.4 ppb (2) 0.3 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 30.0 ppb (28) N/A 8.0 μg/m3 (8) 4.7 μg/m3 (20) 28.0
 
Jan. 14, 2022, 1 p.m. 1.5 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 29.0 ppb (27) N/A 9.0 μg/m3 (9) 5.7 μg/m3 (24) 27.0
 
Jan. 14, 2022, noon 2.1 ppb (2) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 30.0 ppb (28) N/A 7.0 μg/m3 (7) 4.7 μg/m3 (20) 28.0
 
Jan. 14, 2022, 11 a.m. 1.9 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 29.0 ppb (27) N/A 8.0 μg/m3 (8) 5.2 μg/m3 (22) 27.0
 
Jan. 14, 2022, 10 a.m. 2.2 ppb (3) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 27.0 ppb (25) N/A 10.0 μg/m3 (10) 7.7 μg/m3 (33) 33.0
 
Jan. 14, 2022, 9 a.m. 2.7 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 26.0 ppb (25) N/A 12.0 μg/m3 (12) 9.3 μg/m3 (39) 39.0
 
Jan. 14, 2022, 8 a.m. 2.3 ppb (3) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 25.0 ppb (24) N/A 13.0 μg/m3 (13) 11.2 μg/m3 (47) 47.0
 
Jan. 14, 2022, 7 a.m. 1.5 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 26.0 ppb (25) N/A 14.0 μg/m3 (13) 12.0 μg/m3 (50) 50.0
 
Jan. 14, 2022, 6 a.m. 1.3 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 26.0 ppb (25) N/A 12.0 μg/m3 (12) 10.7 μg/m3 (45) 45.0
 
Jan. 14, 2022, 5 a.m. 1.4 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 26.0 ppb (25) N/A 12.0 μg/m3 (12) 9.9 μg/m3 (42) 42.0
 
Jan. 14, 2022, 4 a.m. 1.4 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 28.0 ppb (26) N/A 10.0 μg/m3 (10) 9.1 μg/m3 (38) 38.0
 
Jan. 14, 2022, 3 a.m. 1.4 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 29.0 ppb (27) N/A 11.0 μg/m3 (11) 9.3 μg/m3 (39) 39.0
 
Jan. 14, 2022, 2 a.m. 1.5 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 29.0 ppb (27) N/A 12.0 μg/m3 (12) 10.3 μg/m3 (43) 43.0
 
Jan. 14, 2022, 1 a.m. 1.7 ppb (2) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 30.0 ppb (28) N/A 13.0 μg/m3 (13) 10.7 μg/m3 (45) 45.0
 
Jan. 14, 2022, midnight 1.6 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 29.0 ppb (27) N/A 11.0 μg/m3 (11) 9.3 μg/m3 (39) 39.0
 
Jan. 13, 2022, 11 p.m. 1.6 ppb (2) 0.2 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 29.0 ppb (27) N/A 11.0 μg/m3 (11) 9.8 μg/m3 (41) 41.0
 
Jan. 13, 2022, 10 p.m. 2.4 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 30.0 ppb (28) N/A 12.0 μg/m3 (12) 9.7 μg/m3 (41) 41.0
 
Jan. 13, 2022, 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 10.0 μg/m3 (10) 8.0 μg/m3 (34) 34.0
 
Jan. 13, 2022, 8 p.m. 4.6 ppb (5) 0.9 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 29.0 ppb (27) N/A 10.0 μg/m3 (10) 7.9 μg/m3 (33) 33.0
 
Jan. 13, 2022, 7 p.m. 3.4 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 30.0 ppb (28) N/A 8.0 μg/m3 (8) 6.3 μg/m3 (27) 28.0
 
Jan. 13, 2022, 6 p.m. 3.7 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 28.0 ppb (26) N/A 9.0 μg/m3 (9) 6.5 μg/m3 (28) 28.0
 
Jan. 13, 2022, 5 p.m. 2.0 ppb (2) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 30.0 ppb (28) N/A 6.0 μg/m3 (6) 5.1 μg/m3 (22) 28.0
 
Jan. 13, 2022, 4 p.m. 2.9 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 30.0 ppb (28) N/A 7.0 μg/m3 (7) 5.5 μg/m3 (23) 28.0
 
Jan. 13, 2022, 3 p.m. 8.0 ppb (8) 3.3 ppb (4) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 28.0 ppb (26) N/A 7.0 μg/m3 (7) 5.9 μg/m3 (25) 26.0
 
Jan. 13, 2022, 2 p.m. 6.3 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 22.0 ppb (21) N/A 9.0 μg/m3 (9) 6.9 μg/m3 (29) 29.0
 
Jan. 13, 2022, 1 p.m. 8.1 ppb (8) 1.6 ppb (2) N/A 7.0 ppb (7) N/A 1.0 ppb (2) 22.0 ppb (21) N/A 7.0 μg/m3 (7) 5.3 μg/m3 (23) 23.0
 
Jan. 13, 2022, noon 4.9 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 23.0 ppb (22) N/A 5.0 μg/m3 (5) 3.7 μg/m3 (16) 22.0
 
Jan. 13, 2022, 11 a.m. 6.2 ppb (6) 0.8 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 23.0 ppb (22) N/A 5.0 μg/m3 (5) 3.2 μg/m3 (14) 22.0
 
Jan. 13, 2022, 10 a.m. 4.7 ppb (5) 0.3 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 25.0 ppb (24) N/A 3.0 μg/m3 (3) 2.2 μg/m3 (10) 24.0
 
Jan. 13, 2022, 9 a.m. 3.8 ppb (4) 0.2 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 26.0 ppb (25) N/A 2.0 μg/m3 (2) 1.5 μg/m3 (7) 25.0
 
Jan. 13, 2022, 8 a.m. 2.8 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 26.0 ppb (25) N/A 2.0 μg/m3 (2) 1.4 μg/m3 (6) 25.0
 
Jan. 13, 2022, 7 a.m. 3.4 ppb (4) 0.1 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 26.0 ppb (25) N/A 2.0 μg/m3 (2) 1.3 μg/m3 (6) 25.0
 
Jan. 13, 2022, 6 a.m. 3.2 ppb (4) 0.3 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 27.0 ppb (25) N/A 2.0 μg/m3 (2) 1.2 μg/m3 (5) 25.0
 
Jan. 13, 2022, 5 a.m. 4.0 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 27.0 ppb (25) N/A 2.0 μg/m3 (2) 1.0 μg/m3 (5) 25.0
 
Jan. 13, 2022, 4 a.m. 1.4 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 29.0 ppb (27) N/A 1.0 μg/m3 (1) 0.7 μg/m3 (3) 27.0
 
Jan. 13, 2022, 3 a.m. 2.3 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 30.0 ppb (28) N/A 2.0 μg/m3 (2) 0.9 μg/m3 (4) 28.0
 
Jan. 13, 2022, 2 a.m. 3.9 ppb (4) 0.5 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 29.0 ppb (27) N/A 1.0 μg/m3 (1) 0.7 μg/m3 (3) 27.0
 
Jan. 13, 2022, 1 a.m. 2.9 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 31.0 ppb (29) N/A 2.0 μg/m3 (2) 0.8 μg/m3 (4) 29.0
 
Jan. 13, 2022, midnight 4.5 ppb (5) 0.5 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 27.0 ppb (25) N/A 3.0 μg/m3 (3) 1.2 μg/m3 (5) 25.0
 
Jan. 12, 2022, 11 p.m. 2.1 ppb (2) 0.2 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 29.0 ppb (27) N/A 3.0 μg/m3 (3) 1.0 μg/m3 (5) 27.0
 
Jan. 12, 2022, 10 p.m. 1.5 ppb (2) 0.2 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 30.0 ppb (28) N/A 6.0 μg/m3 (6) 1.3 μg/m3 (6) 28.0
 
Jan. 12, 2022, 9 p.m. 1.9 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 28.0 ppb (26) N/A 4.0 μg/m3 (4) 1.5 μg/m3 (7) 26.0
 
Jan. 12, 2022, 8 p.m. 1.7 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 28.0 ppb (26) N/A 3.0 μg/m3 (3) 1.5 μg/m3 (7) 26.0