ID: 645

AQSQID: 380650002

Site Name: Hannover

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

Updated: June 25, 2022, 6:40 p.m.

Location: Stanton (N Dakota Hwy 31), ND

Reporting: True, Located: True

Current AQI: 31.0

Stanton (N Dakota Hwy 31) ND, US: 47.1858, -101.4281

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
June 25, 2022, 4 p.m. 1.0 ppb (1) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 33.0 ppb (31) N/A N/A 4.1 μg/m3 (18) 31.0
 
June 25, 2022, 3 p.m. 1.2 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 29.0 ppb (27) N/A N/A 2.8 μg/m3 (12) 27.0
 
June 25, 2022, 3 p.m. 1.2 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 29.0 ppb (27) N/A N/A 2.8 μg/m3 (12) 27.0
 
June 25, 2022, 2 p.m. 1.1 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 30.0 ppb (28) N/A N/A 3.1 μg/m3 (13) 28.0
 
June 25, 2022, 2 p.m. 1.1 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 30.0 ppb (28) N/A N/A 3.1 μg/m3 (13) 28.0
 
June 25, 2022, 2 p.m. 1.1 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 30.0 ppb (28) N/A N/A 3.1 μg/m3 (13) 28.0
 
June 25, 2022, 1 p.m. 1.7 ppb (2) 0.8 ppb (1) N/A 1.0 ppb (1) N/A 2.0 ppb (3) 26.0 ppb (25) N/A N/A 2.9 μg/m3 (13) 25.0
 
June 25, 2022, 1 p.m. 1.7 ppb (2) 0.8 ppb (1) N/A 1.0 ppb (1) N/A 2.0 ppb (3) 26.0 ppb (25) N/A N/A 2.9 μg/m3 (13) 25.0
 
June 25, 2022, noon 2.5 ppb (3) 0.9 ppb (1) N/A 2.0 ppb (2) N/A 3.0 ppb (5) 22.0 ppb (21) N/A N/A 3.0 μg/m3 (13) 21.0
 
June 25, 2022, noon 2.5 ppb (3) 0.9 ppb (1) N/A 2.0 ppb (2) N/A 3.0 ppb (5) 22.0 ppb (21) N/A N/A 3.0 μg/m3 (13) 21.0
 
June 25, 2022, 11 a.m. 2.0 ppb (2) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 21.0 ppb (20) N/A N/A 2.9 μg/m3 (13) 20.0
 
June 25, 2022, 11 a.m. 2.0 ppb (2) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 21.0 ppb (20) N/A N/A 2.9 μg/m3 (13) 20.0
 
June 25, 2022, 11 a.m. 2.0 ppb (2) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 21.0 ppb (20) N/A N/A 2.9 μg/m3 (13) 20.0
 
June 25, 2022, 10 a.m. 2.8 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 2.0 ppb (3) 22.0 ppb (21) N/A N/A 3.0 μg/m3 (13) 21.0
 
June 25, 2022, 10 a.m. 2.8 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 2.0 ppb (3) 22.0 ppb (21) N/A N/A 3.0 μg/m3 (13) 21.0
 
June 25, 2022, 9 a.m. 2.6 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 2.0 ppb (3) 24.0 ppb (23) N/A N/A 3.1 μg/m3 (13) 23.0
 
June 25, 2022, 4 a.m. 2.7 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 3.3 μg/m3 (14) 28.0
 
June 25, 2022, 2 a.m. 2.4 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 36.0 ppb (34) N/A N/A 3.4 μg/m3 (15) 34.0
 
June 25, 2022, 1 a.m. 2.2 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 39.0 ppb (37) N/A N/A 3.5 μg/m3 (15) 37.0
 
June 24, 2022, 11 p.m. 2.0 ppb (2) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 38.0 ppb (36) N/A N/A 3.9 μg/m3 (17) 36.0
 
June 24, 2022, 10 p.m. 3.4 ppb (4) 1.0 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 31.0 ppb (29) N/A N/A 6.0 μg/m3 (25) 29.0
 
June 24, 2022, 10 p.m. 3.4 ppb (4) 1.0 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 31.0 ppb (29) N/A N/A 6.0 μg/m3 (25) 29.0
 
June 24, 2022, 9 p.m. 3.2 ppb (4) 0.5 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 37.0 ppb (35) N/A N/A 9.5 μg/m3 (40) 40.0
 
June 24, 2022, 8 p.m. 2.4 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 47.0 ppb (44) N/A N/A 6.9 μg/m3 (29) 44.0
 
June 24, 2022, 7 p.m. 3.0 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 44.0 ppb (41) N/A N/A 6.9 μg/m3 (29) 41.0
 
June 24, 2022, 2 p.m. 6.7 ppb (7) 2.3 ppb (3) N/A 4.0 ppb (4) N/A 3.0 ppb (5) 26.0 ppb (25) N/A N/A 4.9 μg/m3 (21) 25.0
 
June 24, 2022, 1 p.m. 6.7 ppb (7) 2.3 ppb (3) N/A 4.0 ppb (4) N/A 2.0 ppb (3) 25.0 ppb (24) N/A N/A 4.8 μg/m3 (20) 24.0
 
June 24, 2022, noon 7.4 ppb (7) 1.8 ppb (2) N/A 6.0 ppb (6) N/A 1.0 ppb (2) 22.0 ppb (21) N/A N/A 5.7 μg/m3 (24) 24.0
 
June 24, 2022, 11 a.m. 7.0 ppb (7) 0.6 ppb (1) N/A 6.0 ppb (6) N/A 1.0 ppb (2) 24.0 ppb (23) N/A N/A 6.2 μg/m3 (26) 26.0
 
June 24, 2022, 10 a.m. 5.9 ppb (6) 0.3 ppb (1) N/A 6.0 ppb (6) N/A 1.0 ppb (2) 27.0 ppb (25) N/A N/A 5.9 μg/m3 (25) 25.0
 
June 24, 2022, 8 a.m. 4.3 ppb (5) 0.3 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 42.0 ppb (39) N/A N/A 6.2 μg/m3 (26) 39.0
 
June 24, 2022, 7 a.m. 5.3 ppb (5) 0.3 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 37.0 ppb (35) N/A N/A 6.1 μg/m3 (26) 35.0
 
June 24, 2022, 6 a.m. 5.3 ppb (5) 0.3 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 39.0 ppb (37) N/A N/A 5.9 μg/m3 (25) 37.0
 
June 24, 2022, 6 a.m. 5.3 ppb (5) 0.3 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 39.0 ppb (37) N/A N/A 5.9 μg/m3 (25) 37.0
 
June 24, 2022, 2 a.m. 7.2 ppb (7) 0.5 ppb (1) N/A 7.0 ppb (7) N/A 1.0 ppb (2) 31.0 ppb (29) N/A N/A 4.3 μg/m3 (18) 29.0
 
June 24, 2022, 1 a.m. 6.1 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 38.0 ppb (36) N/A N/A 4.3 μg/m3 (18) 36.0
 
June 23, 2022, 11 p.m. 1.6 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 43.0 ppb (40) N/A N/A 3.5 μg/m3 (15) 40.0
 
June 23, 2022, 8 p.m. 1.4 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 47.0 ppb (44) N/A N/A 4.2 μg/m3 (18) 44.0
 
June 23, 2022, 8 p.m. 1.4 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 47.0 ppb (44) N/A N/A 4.2 μg/m3 (18) 44.0
 
June 23, 2022, 7 p.m. 1.4 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 48.0 ppb (45) N/A N/A 4.3 μg/m3 (18) 45.0
 
June 23, 2022, 7 p.m. 1.4 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 48.0 ppb (45) N/A N/A 4.3 μg/m3 (18) 45.0
 
June 23, 2022, 7 p.m. 1.4 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 48.0 ppb (45) N/A N/A 4.3 μg/m3 (18) 45.0
 
June 23, 2022, 6 p.m. 1.7 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 46.0 ppb (43) N/A N/A 4.2 μg/m3 (18) 43.0
 
June 23, 2022, 6 p.m. 1.7 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 46.0 ppb (43) N/A N/A 4.2 μg/m3 (18) 43.0
 
June 23, 2022, 3 p.m. 1.9 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 45.0 ppb (42) N/A N/A 4.8 μg/m3 (20) 42.0
 
June 23, 2022, 9 a.m. 3.4 ppb (4) 0.4 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 40.0 ppb (38) N/A N/A 4.7 μg/m3 (20) 38.0
 
June 23, 2022, 9 a.m. 3.4 ppb (4) 0.4 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 40.0 ppb (38) N/A N/A 4.7 μg/m3 (20) 38.0
 
June 23, 2022, 6 a.m. 7.0 ppb (7) 0.3 ppb (1) N/A 7.0 ppb (7) N/A 1.0 ppb (2) 26.0 ppb (25) N/A N/A 4.7 μg/m3 (20) 25.0
 
June 23, 2022, 5 a.m. 7.6 ppb (8) 0.3 ppb (1) N/A 7.0 ppb (7) N/A 1.0 ppb (2) 24.0 ppb (23) N/A N/A 4.8 μg/m3 (20) 23.0
 
June 23, 2022, 3 a.m. 9.3 ppb (9) 0.4 ppb (1) N/A 9.0 ppb (9) N/A 1.0 ppb (2) 28.0 ppb (26) N/A N/A 5.1 μg/m3 (22) 26.0
 
June 23, 2022, 3 a.m. 9.3 ppb (9) 0.4 ppb (1) N/A 9.0 ppb (9) N/A 1.0 ppb (2) 28.0 ppb (26) N/A N/A 5.1 μg/m3 (22) 26.0
 
June 23, 2022, 2 a.m. 5.5 ppb (6) 0.5 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 35.0 ppb (33) N/A N/A 4.5 μg/m3 (19) 33.0
 
June 23, 2022, 1 a.m. 2.4 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 43.0 ppb (40) N/A N/A 4.9 μg/m3 (21) 40.0
 
June 22, 2022, 10 p.m. 1.3 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 48.0 ppb (45) N/A N/A 4.9 μg/m3 (21) 45.0
 
June 22, 2022, 9 p.m. 1.3 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 48.0 ppb (45) N/A N/A 5.5 μg/m3 (23) 45.0
 
June 22, 2022, 9 p.m. 1.3 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 48.0 ppb (45) N/A N/A 5.5 μg/m3 (23) 45.0
 
June 22, 2022, 8 p.m. 1.2 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 48.0 ppb (45) N/A N/A 5.9 μg/m3 (25) 45.0
 
June 22, 2022, 5 p.m. 1.3 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 45.0 ppb (42) N/A N/A 5.8 μg/m3 (25) 42.0
 
June 22, 2022, 3 p.m. 2.0 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 39.0 ppb (37) N/A N/A 6.1 μg/m3 (26) 37.0
 
June 22, 2022, 3 p.m. 2.0 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 39.0 ppb (37) N/A N/A 6.1 μg/m3 (26) 37.0
 
June 22, 2022, 2 p.m. 2.4 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 34.0 ppb (32) N/A N/A 6.6 μg/m3 (28) 32.0
 
June 22, 2022, 2 p.m. 2.4 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 34.0 ppb (32) N/A N/A 6.6 μg/m3 (28) 32.0
 
June 22, 2022, 7 a.m. 3.4 ppb (4) 0.3 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 27.0 ppb (25) N/A N/A 6.1 μg/m3 (26) 26.0
 
June 22, 2022, 5 a.m. 3.5 ppb (4) 0.3 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 28.0 ppb (26) N/A N/A 5.3 μg/m3 (23) 26.0
 
June 22, 2022, 3 a.m. 3.8 ppb (4) 0.3 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 30.0 ppb (28) N/A N/A 5.3 μg/m3 (23) 28.0
 
June 22, 2022, 2 a.m. 2.6 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 2.0 ppb (3) 35.0 ppb (33) N/A N/A 4.9 μg/m3 (21) 33.0
 
June 22, 2022, midnight 2.9 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A 3.0 ppb (5) 37.0 ppb (35) N/A N/A 6.1 μg/m3 (26) 35.0
 
June 21, 2022, 6 p.m. 1.7 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 37.0 ppb (35) N/A N/A 7.8 μg/m3 (33) 35.0
 
June 21, 2022, 5 p.m. 1.9 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 35.0 ppb (33) N/A N/A 7.0 μg/m3 (30) 33.0
 
June 21, 2022, 4 p.m. 1.9 ppb (2) 0.6 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
 
June 21, 2022, 4 p.m. 1.9 ppb (2) 0.6 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
 
June 21, 2022, 4 p.m. 1.9 ppb (2) 0.6 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
 
June 21, 2022, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A N/A 2.1 μg/m3 (9) 9.0
 
June 21, 2022, 3 p.m. 1.6 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 32.0 ppb (30) N/A N/A 2.1 μg/m3 (9) 30.0
 
June 21, 2022, 2 p.m. 2.0 ppb (2) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 34.0 ppb (32) N/A N/A 3.8 μg/m3 (16) 32.0
 
June 21, 2022, 1 p.m. 1.6 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 32.0 ppb (30) N/A N/A 4.0 μg/m3 (17) 30.0
 
June 21, 2022, noon 2.0 ppb (2) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 32.0 ppb (30) N/A N/A 4.0 μg/m3 (17) 30.0
 
June 21, 2022, 11 a.m. 2.0 ppb (2) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 34.0 ppb (32) N/A N/A 3.8 μg/m3 (16) 32.0
 
June 21, 2022, 9 a.m. 2.0 ppb (2) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 36.0 ppb (34) N/A N/A 4.2 μg/m3 (18) 34.0
 
June 21, 2022, 6 a.m. 2.3 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 37.0 ppb (35) N/A N/A 4.3 μg/m3 (18) 35.0
 
June 21, 2022, midnight 2.3 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 2.0 ppb (3) 52.0 ppb (49) N/A N/A 7.2 μg/m3 (31) 49.0
 
June 20, 2022, 11 p.m. 2.3 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 51.0 ppb (48) N/A N/A 6.7 μg/m3 (28) 48.0
 
June 20, 2022, 10 p.m. 2.2 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 53.0 ppb (50) N/A N/A 6.6 μg/m3 (28) 50.0
 
June 20, 2022, 9 p.m. 2.7 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 51.0 ppb (48) N/A N/A 6.8 μg/m3 (29) 48.0
 
June 20, 2022, 8 p.m. 3.2 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 47.0 ppb (44) N/A N/A 6.7 μg/m3 (28) 44.0
 
June 20, 2022, 6 p.m. 4.6 ppb (5) 0.9 ppb (1) N/A 4.0 ppb (4) N/A 2.0 ppb (3) 41.0 ppb (38) N/A N/A 6.1 μg/m3 (26) 38.0
 
June 20, 2022, 4 p.m. 3.6 ppb (4) 0.8 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 41.0 ppb (38) N/A N/A 6.4 μg/m3 (27) 38.0
 
June 20, 2022, 2 p.m. 4.7 ppb (5) 1.4 ppb (2) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 31.0 ppb (29) N/A N/A 6.6 μg/m3 (28) 29.0
 
June 20, 2022, 1 p.m. 6.4 ppb (7) 1.4 ppb (2) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 24.0 ppb (23) N/A N/A 7.8 μg/m3 (33) 33.0
 
June 20, 2022, 8 a.m. 5.3 ppb (5) 0.4 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 27.0 ppb (25) N/A N/A 6.0 μg/m3 (25) 25.0
 
June 20, 2022, 3 a.m. 4.3 ppb (5) 0.3 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 45.0 ppb (42) N/A N/A 19.9 μg/m3 (68) 68.0
 
June 20, 2022, 2 a.m. 3.6 ppb (4) 0.3 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 51.0 ppb (48) N/A N/A 19.0 μg/m3 (66) 66.0
 
June 20, 2022, 1 a.m. 3.0 ppb (3) 0.3 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 57.0 ppb (58) N/A N/A 17.5 μg/m3 (63) 63.0
 
June 20, 2022, midnight 3.0 ppb (3) 0.4 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 64.0 ppb (81) N/A N/A 16.3 μg/m3 (60) 81.0
 
June 19, 2022, 11 p.m. 3.2 ppb (4) 0.4 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 67.0 ppb (91) N/A N/A 14.9 μg/m3 (57) 91.0
 
June 19, 2022, 10 p.m. 2.8 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 61.0 ppb (71) N/A N/A 13.6 μg/m3 (55) 71.0
 
June 19, 2022, 10 p.m. 2.8 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 61.0 ppb (71) N/A N/A 13.6 μg/m3 (55) 71.0
 
June 19, 2022, 9 p.m. 2.6 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 64.0 ppb (81) N/A N/A 11.9 μg/m3 (50) 81.0
 
June 19, 2022, 8 p.m. 2.5 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 62.0 ppb (74) N/A N/A 12.7 μg/m3 (53) 74.0
 
June 19, 2022, 4 p.m. 2.6 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 44.0 ppb (41) N/A N/A 18.0 μg/m3 (64) 64.0
 
June 19, 2022, 9 a.m. 5.0 ppb (5) 0.4 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 30.0 ppb (28) N/A N/A 19.6 μg/m3 (67) 67.0
 
June 19, 2022, 8 a.m. 5.9 ppb (6) 0.4 ppb (1) N/A 6.0 ppb (6) N/A 1.0 ppb (2) 30.0 ppb (28) N/A N/A 17.4 μg/m3 (63) 63.0
 
June 19, 2022, 7 a.m. 5.9 ppb (6) 0.4 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 33.0 ppb (31) N/A N/A 15.4 μg/m3 (58) 58.0
 
June 19, 2022, 4 a.m. 8.1 ppb (8) 0.5 ppb (1) N/A 8.0 ppb (8) N/A 1.0 ppb (2) 28.0 ppb (26) N/A N/A 17.2 μg/m3 (62) 62.0
 
June 19, 2022, 3 a.m. 9.1 ppb (9) 0.4 ppb (1) N/A 9.0 ppb (9) N/A 1.0 ppb (2) 31.0 ppb (29) N/A N/A 16.1 μg/m3 (60) 60.0
 
June 19, 2022, 1 a.m. 3.4 ppb (4) 0.4 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 47.0 ppb (44) N/A N/A 15.7 μg/m3 (59) 59.0
 
June 19, 2022, midnight 2.7 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 48.0 ppb (45) N/A N/A 17.5 μg/m3 (63) 63.0
 
June 18, 2022, 11 p.m. 2.4 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 47.0 ppb (44) N/A N/A 18.2 μg/m3 (64) 64.0
 
June 18, 2022, 7 p.m. 2.5 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 46.0 ppb (43) N/A N/A 18.0 μg/m3 (64) 64.0
 
June 18, 2022, 7 p.m. 2.5 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 46.0 ppb (43) N/A N/A 18.0 μg/m3 (64) 64.0
 
June 18, 2022, 6 p.m. 3.1 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 44.0 ppb (41) N/A N/A 17.0 μg/m3 (62) 62.0
 
June 18, 2022, 5 p.m. 3.1 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 43.0 ppb (40) N/A N/A 16.8 μg/m3 (61) 61.0
 
June 18, 2022, 5 p.m. 3.1 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 43.0 ppb (40) N/A N/A 16.8 μg/m3 (61) 61.0
 
June 18, 2022, 2 p.m. 3.5 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 37.0 ppb (35) N/A N/A 12.7 μg/m3 (53) 53.0
 
June 18, 2022, noon 3.6 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 36.0 ppb (34) N/A N/A 10.6 μg/m3 (45) 45.0
 
June 18, 2022, 9 a.m. 3.4 ppb (4) 0.4 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 41.0 ppb (38) N/A N/A 9.7 μg/m3 (41) 41.0
 
June 18, 2022, 8 a.m. 3.5 ppb (4) 0.4 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 40.0 ppb (38) N/A N/A 8.6 μg/m3 (36) 38.0
 
June 18, 2022, 7 a.m. 3.8 ppb (4) 0.4 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 39.0 ppb (37) N/A N/A 8.0 μg/m3 (34) 37.0
 
June 18, 2022, 6 a.m. 3.9 ppb (4) 0.4 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 41.0 ppb (38) N/A N/A 7.6 μg/m3 (32) 38.0
 
June 18, 2022, 5 a.m. 3.6 ppb (4) 0.4 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 43.0 ppb (40) N/A N/A 7.6 μg/m3 (32) 40.0
 
June 18, 2022, 4 a.m. 3.2 ppb (4) 0.4 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 44.0 ppb (41) N/A N/A 7.6 μg/m3 (32) 41.0
 
June 18, 2022, 3 a.m. 5.8 ppb (6) 0.4 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 43.0 ppb (40) N/A N/A 9.1 μg/m3 (38) 40.0
 
June 18, 2022, 2 a.m. 5.0 ppb (5) 0.5 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 46.0 ppb (43) N/A N/A 10.2 μg/m3 (43) 43.0
 
June 18, 2022, 1 a.m. 4.4 ppb (5) 0.6 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 50.0 ppb (47) N/A N/A 10.5 μg/m3 (44) 47.0
 
June 18, 2022, midnight 2.6 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 53.0 ppb (50) N/A N/A 10.0 μg/m3 (42) 50.0
 
June 18, 2022, midnight 2.6 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 53.0 ppb (50) N/A N/A 10.0 μg/m3 (42) 50.0
 
June 17, 2022, 11 p.m. 2.5 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 53.0 ppb (50) N/A N/A 10.1 μg/m3 (43) 50.0
 
June 17, 2022, 10 p.m. 2.5 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 51.0 ppb (48) N/A N/A 9.9 μg/m3 (42) 48.0
 
June 17, 2022, 9 p.m. 2.5 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 51.0 ppb (48) N/A N/A 9.9 μg/m3 (42) 48.0
 
June 17, 2022, 9 p.m. 2.5 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 51.0 ppb (48) N/A N/A 9.9 μg/m3 (42) 48.0
 
June 17, 2022, 8 p.m. 2.6 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 49.0 ppb (46) N/A N/A 9.8 μg/m3 (41) 46.0
 
June 17, 2022, 7 p.m. 2.5 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 49.0 ppb (46) N/A N/A 10.2 μg/m3 (43) 46.0
 
June 17, 2022, 7 p.m. 2.5 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 49.0 ppb (46) N/A N/A 10.2 μg/m3 (43) 46.0
 
June 17, 2022, 5 p.m. 3.0 ppb (3) 0.9 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 45.0 ppb (42) N/A N/A 10.8 μg/m3 (46) 46.0
 
June 17, 2022, 4 p.m. 3.4 ppb (4) 1.0 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 42.0 ppb (39) N/A N/A 11.2 μg/m3 (47) 47.0
 
June 17, 2022, 3 p.m. 3.6 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 40.0 ppb (38) N/A N/A 11.3 μg/m3 (48) 48.0
 
June 17, 2022, 8 a.m. 4.5 ppb (5) 0.3 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 29.0 ppb (27) N/A N/A 13.7 μg/m3 (55) 55.0
 
June 17, 2022, 5 a.m. 3.9 ppb (4) 0.3 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 37.0 ppb (35) N/A N/A 12.4 μg/m3 (52) 52.0
 
June 17, 2022, 1 a.m. 2.5 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 41.0 ppb (38) N/A N/A 9.7 μg/m3 (41) 41.0
 
June 16, 2022, 11 p.m. 2.1 ppb (2) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 2.0 ppb (3) 44.0 ppb (41) N/A N/A 11.1 μg/m3 (47) 47.0
 
June 16, 2022, 11 p.m. 2.1 ppb (2) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 2.0 ppb (3) 44.0 ppb (41) N/A N/A 11.1 μg/m3 (47) 47.0
 
June 16, 2022, 11 p.m. 2.1 ppb (2) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 2.0 ppb (3) 44.0 ppb (41) N/A N/A 11.1 μg/m3 (47) 47.0
 
June 16, 2022, 10 p.m. 2.2 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 2.0 ppb (3) 43.0 ppb (40) N/A N/A 10.5 μg/m3 (44) 44.0
 
June 16, 2022, 9 p.m. 1.8 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 3.0 ppb (5) 41.0 ppb (38) N/A N/A 9.7 μg/m3 (41) 41.0
 
June 16, 2022, 8 p.m. 1.7 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 2.0 ppb (3) 39.0 ppb (37) N/A N/A 9.2 μg/m3 (39) 39.0
 
June 16, 2022, 8 p.m. 1.7 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 2.0 ppb (3) 39.0 ppb (37) N/A N/A 9.2 μg/m3 (39) 39.0
 
June 16, 2022, 7 p.m. 1.6 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 2.0 ppb (3) 36.0 ppb (34) N/A N/A 8.0 μg/m3 (34) 34.0
 
June 16, 2022, 7 p.m. 1.6 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 2.0 ppb (3) 36.0 ppb (34) N/A N/A 8.0 μg/m3 (34) 34.0
 
June 16, 2022, 7 p.m. 1.6 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 2.0 ppb (3) 36.0 ppb (34) N/A N/A 8.0 μg/m3 (34) 34.0
 
June 16, 2022, 6 p.m. 1.5 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 35.0 ppb (33) N/A N/A 7.5 μg/m3 (32) 33.0
 
June 16, 2022, 6 p.m. 1.5 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 35.0 ppb (33) N/A N/A 7.5 μg/m3 (32) 33.0
 
June 16, 2022, 4 p.m. 1.2 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 31.0 ppb (29) N/A N/A 8.5 μg/m3 (36) 36.0
 
June 16, 2022, 9 a.m. 1.3 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 31.0 ppb (29) N/A N/A 11.8 μg/m3 (50) 50.0
 
June 16, 2022, 8 a.m. 1.3 ppb (2) 0.3 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 31.0 ppb (29) N/A N/A 11.3 μg/m3 (48) 48.0
 
June 16, 2022, 7 a.m. 2.0 ppb (2) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 2.0 ppb (3) 30.0 ppb (28) N/A N/A 10.8 μg/m3 (46) 46.0
 
June 16, 2022, 4 a.m. 1.2 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 5.4 μg/m3 (23) 27.0
 
June 16, 2022, 4 a.m. 1.2 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 5.4 μg/m3 (23) 27.0
 
June 16, 2022, 3 a.m. 1.2 ppb (2) 0.3 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 29.0 ppb (27) N/A N/A 4.1 μg/m3 (18) 27.0
 
June 16, 2022, 2 a.m. 1.3 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 3.3 μg/m3 (14) 27.0
 
June 16, 2022, 1 a.m. 1.2 ppb (2) 0.4 ppb (1) 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
 
June 15, 2022, 9 p.m. 1.2 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 30.0 ppb (28) N/A N/A 4.5 μg/m3 (19) 28.0
 
June 15, 2022, 6 p.m. 1.1 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 32.0 ppb (30) N/A N/A 3.4 μg/m3 (15) 30.0
 
June 15, 2022, 2 p.m. 1.1 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 32.0 ppb (30) N/A N/A 3.4 μg/m3 (15) 30.0
 
June 15, 2022, 1 p.m. 1.2 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 31.0 ppb (29) N/A N/A 4.0 μg/m3 (17) 29.0
 
June 15, 2022, 10 a.m. 1.5 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 30.0 ppb (28) N/A N/A 5.4 μg/m3 (23) 28.0
 
June 15, 2022, 8 a.m. 3.3 ppb (4) 0.4 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 27.0 ppb (25) N/A N/A 3.6 μg/m3 (16) 25.0
 
June 15, 2022, 7 a.m. 3.4 ppb (4) 0.3 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 27.0 ppb (25) N/A N/A 2.2 μg/m3 (10) 25.0
 
June 15, 2022, 6 a.m. 3.2 ppb (4) 0.3 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 29.0 ppb (27) N/A N/A 2.0 μg/m3 (9) 27.0