ID: 2918

AQSQID: 381010003

Site Name: Ryder

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

Updated: July 5, 2020, 4:36 p.m.

Location: Ryder (184th St Swest), ND

Reporting: True, Located: True

Current AQI: 18.0

Ryder (184th St Swest) ND, US: 47.940861, -101.571583

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
June 28, 2020, noon 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 22.0 ppb (17) N/A N/A 2.6 μg/m3 (11) 17.0
 
June 28, 2020, 11 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 24.0 ppb (18) N/A N/A 1.7 μg/m3 (7) 18.0
 
June 28, 2020, 10 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 2.6 μg/m3 (11) 23.0
 
June 28, 2020, 9 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 5.3 μg/m3 (22) 22.0
 
June 28, 2020, 8 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 4.6 μg/m3 (19) 26.0
 
June 28, 2020, 7 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 0.8 μg/m3 (3) 29.0
 
June 28, 2020, 6 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (31) N/A N/A 3.1 μg/m3 (13) 31.0
 
June 28, 2020, 5 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 2.1 μg/m3 (9) 32.0
 
June 28, 2020, 4 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (31) N/A N/A 1.8 μg/m3 (8) 31.0
 
June 28, 2020, 3 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A N/A 29.0
 
June 28, 2020, 2 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (31) N/A N/A N/A 31.0
 
June 28, 2020, 1 a.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 40.0 ppb (31) N/A N/A N/A 31.0
 
June 28, 2020, midnight 3.0 ppb (3) 1.0 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 48.0 ppb (37) N/A N/A 2.4 μg/m3 (10) 37.0
 
June 27, 2020, 11 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 48.0 ppb (37) N/A N/A 3.1 μg/m3 (13) 37.0
 
June 27, 2020, 10 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 51.0 ppb (39) N/A N/A 1.9 μg/m3 (8) 39.0
 
June 27, 2020, 9 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 51.0 ppb (39) N/A N/A 2.4 μg/m3 (10) 39.0
 
June 27, 2020, 8 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 51.0 ppb (39) N/A N/A 3.6 μg/m3 (15) 39.0
 
June 27, 2020, 7 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 51.0 ppb (39) N/A N/A 3.7 μg/m3 (15) 39.0
 
June 27, 2020, 6 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 48.0 ppb (37) N/A N/A 3.2 μg/m3 (13) 37.0
 
June 27, 2020, 5 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 43.0 ppb (33) N/A N/A 1.4 μg/m3 (6) 33.0
 
June 27, 2020, 4 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 40.0 ppb (31) N/A N/A 1.9 μg/m3 (8) 31.0
 
June 27, 2020, 3 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 37.0 ppb (28) N/A N/A 1.5 μg/m3 (6) 28.0
 
June 27, 2020, 2 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 3.1 μg/m3 (13) 27.0
 
June 27, 2020, 1 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 4.4 μg/m3 (18) 24.0
 
June 27, 2020, noon 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 5.0 μg/m3 (21) 21.0
 
June 27, 2020, 11 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 3.2 μg/m3 (13) 22.0
 
June 27, 2020, 10 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 3.8 μg/m3 (16) 23.0
 
June 27, 2020, 9 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 5.5 μg/m3 (23) 24.0
 
June 27, 2020, 8 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 1.2 μg/m3 (5) 24.0
 
June 27, 2020, 7 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A -1.9 μg/m3 (0) 24.0
 
June 27, 2020, 6 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 0.7 μg/m3 (3) 23.0
 
June 27, 2020, 5 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 2.2 μg/m3 (9) 25.0
 
June 27, 2020, 4 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 2.2 μg/m3 (9) 28.0
 
June 27, 2020, 3 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 3.8 μg/m3 (16) 27.0
 
June 27, 2020, 2 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 3.6 μg/m3 (15) 28.0
 
June 27, 2020, 1 a.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 0.8 μg/m3 (3) 30.0
 
June 26, 2020, 11 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 52.0 ppb (40) N/A N/A -0.2 μg/m3 (0) 40.0
 
June 26, 2020, 10 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 53.0 ppb (41) N/A N/A 1.6 μg/m3 (7) 41.0
 
June 26, 2020, 9 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 52.0 ppb (40) N/A N/A 1.4 μg/m3 (6) 40.0
 
June 26, 2020, 8 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 51.0 ppb (39) N/A N/A 0.1 μg/m3 (0) 39.0
 
June 26, 2020, 7 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 50.0 ppb (38) N/A N/A 1.3 μg/m3 (5) 38.0
 
June 26, 2020, 6 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 48.0 ppb (37) N/A N/A 2.2 μg/m3 (9) 37.0
 
June 26, 2020, 5 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 47.0 ppb (36) N/A N/A 1.9 μg/m3 (8) 36.0
 
June 26, 2020, 4 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 45.0 ppb (35) N/A N/A 3.1 μg/m3 (13) 35.0
 
June 26, 2020, 3 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 5.3 μg/m3 (22) 30.0
 
June 26, 2020, 2 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 6.3 μg/m3 (26) 26.0
 
June 26, 2020, 1 p.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 24.0 ppb (18) N/A N/A 6.6 μg/m3 (28) 28.0
 
June 26, 2020, noon 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 18.0 ppb (14) N/A N/A 4.5 μg/m3 (19) 19.0
 
June 26, 2020, 11 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 15.0 ppb (12) N/A N/A 3.6 μg/m3 (15) 15.0
 
June 26, 2020, 10 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 15.0 ppb (12) N/A N/A 1.3 μg/m3 (5) 12.0
 
June 26, 2020, 9 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 16.0 ppb (12) N/A N/A 1.9 μg/m3 (8) 12.0
 
June 26, 2020, 8 a.m. 5.0 ppb (5) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 15.0 ppb (12) N/A N/A 4.9 μg/m3 (20) 20.0
 
June 26, 2020, 7 a.m. 5.0 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 14.0 ppb (11) N/A N/A 5.3 μg/m3 (22) 22.0
 
June 26, 2020, 6 a.m. 5.0 ppb (5) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 16.0 ppb (12) N/A N/A 4.2 μg/m3 (18) 18.0
 
June 26, 2020, 5 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 20.0 ppb (15) N/A N/A 2.6 μg/m3 (11) 15.0
 
June 26, 2020, 4 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 24.0 ppb (18) N/A N/A 2.8 μg/m3 (12) 18.0
 
June 26, 2020, 3 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 2.9 μg/m3 (12) 22.0
 
June 26, 2020, 2 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 3.1 μg/m3 (13) 27.0
 
June 26, 2020, 1 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 4.1 μg/m3 (17) 30.0
 
June 26, 2020, midnight 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 42.0 ppb (32) N/A N/A -0.3 μg/m3 (0) 32.0
 
June 25, 2020, 11 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 42.0 ppb (32) N/A N/A 0.0 μg/m3 (0) 32.0
 
June 25, 2020, 10 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 44.0 ppb (34) N/A N/A 2.5 μg/m3 (10) 34.0
 
June 25, 2020, 9 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 1.1 μg/m3 (5) 32.0
 
June 25, 2020, 8 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 2.0 μg/m3 (8) 30.0
 
June 25, 2020, 7 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 38.0 ppb (29) N/A N/A 3.9 μg/m3 (16) 29.0
 
June 25, 2020, 6 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 2.0 μg/m3 (8) 28.0
 
June 25, 2020, 5 p.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A 2.4 μg/m3 (10) 20.0
 
June 25, 2020, 4 p.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 22.0 ppb (17) N/A N/A 2.4 μg/m3 (10) 17.0
 
June 25, 2020, 3 p.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 23.0 ppb (18) N/A N/A 2.2 μg/m3 (9) 18.0
 
June 25, 2020, 2 p.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 23.0 ppb (18) N/A N/A 0.8 μg/m3 (3) 18.0
 
June 25, 2020, 1 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 22.0 ppb (17) N/A N/A -0.7 μg/m3 (0) 17.0
 
June 25, 2020, noon 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 22.0 ppb (17) N/A N/A 0.1 μg/m3 (0) 17.0
 
June 25, 2020, 11 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 25.0 ppb (19) N/A N/A 1.2 μg/m3 (5) 19.0
 
June 25, 2020, 10 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 2.2 μg/m3 (9) 22.0
 
June 25, 2020, 9 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A N/A 24.0
 
June 25, 2020, 8 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A N/A 27.0
 
June 25, 2020, 7 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A N/A 28.0
 
June 25, 2020, 6 a.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 37.0 ppb (28) N/A N/A 0.7 μg/m3 (3) 28.0
 
June 25, 2020, 5 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 37.0 ppb (28) N/A N/A -0.3 μg/m3 (0) 28.0
 
June 25, 2020, 4 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 0.4 μg/m3 (2) 26.0
 
June 25, 2020, 3 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 1.1 μg/m3 (5) 26.0
 
June 25, 2020, 2 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 2.1 μg/m3 (9) 29.0
 
June 25, 2020, 1 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 1.3 μg/m3 (5) 29.0
 
June 25, 2020, midnight 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 43.0 ppb (33) N/A N/A -0.2 μg/m3 (0) 33.0
 
June 24, 2020, 11 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 3.0 μg/m3 (12) 29.0
 
June 24, 2020, 10 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 4.8 μg/m3 (20) 30.0
 
June 24, 2020, 9 p.m. 2.0 ppb (2) 1.0 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 43.0 ppb (33) N/A N/A 2.4 μg/m3 (10) 33.0
 
June 24, 2020, 8 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 47.0 ppb (36) N/A N/A 0.2 μg/m3 (1) 36.0
 
June 24, 2020, 7 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 47.0 ppb (36) N/A N/A 1.5 μg/m3 (6) 36.0
 
June 24, 2020, 6 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 48.0 ppb (37) N/A N/A 2.7 μg/m3 (11) 37.0
 
June 24, 2020, 5 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 46.0 ppb (35) N/A N/A 4.1 μg/m3 (17) 35.0
 
June 24, 2020, 4 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 45.0 ppb (35) N/A N/A 5.0 μg/m3 (21) 35.0
 
June 24, 2020, 3 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 42.0 ppb (32) N/A N/A 3.0 μg/m3 (12) 32.0
 
June 24, 2020, 2 p.m. 5.0 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 39.0 ppb (30) N/A N/A 2.1 μg/m3 (9) 30.0
 
June 24, 2020, 1 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 1.1 μg/m3 (5) 28.0
 
June 24, 2020, noon 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 1.9 μg/m3 (8) 26.0
 
June 24, 2020, 11 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 1.5 μg/m3 (6) 24.0
 
June 24, 2020, 10 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 1.4 μg/m3 (6) 25.0
 
June 24, 2020, 9 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 2.7 μg/m3 (11) 25.0
 
June 24, 2020, 8 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 4.1 μg/m3 (17) 27.0
 
June 24, 2020, 7 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 1.2 μg/m3 (5) 29.0
 
June 24, 2020, 6 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 3.1 μg/m3 (13) 27.0
 
June 24, 2020, 5 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 6.0 μg/m3 (25) 25.0
 
June 24, 2020, 4 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 7.8 μg/m3 (32) 32.0
 
June 24, 2020, 3 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 4.5 μg/m3 (19) 22.0
 
June 24, 2020, 2 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 1.9 μg/m3 (8) 28.0
 
June 24, 2020, 1 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 1.4 μg/m3 (6) 30.0
 
June 24, 2020, midnight 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 44.0 ppb (34) N/A N/A -2.1 μg/m3 (0) 34.0
 
June 23, 2020, 11 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 48.0 ppb (37) N/A N/A -1.3 μg/m3 (0) 37.0
 
June 23, 2020, 10 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 49.0 ppb (38) N/A N/A 1.1 μg/m3 (5) 38.0
 
June 23, 2020, 9 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 48.0 ppb (37) N/A N/A 2.4 μg/m3 (10) 37.0
 
June 23, 2020, 8 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 47.0 ppb (36) N/A N/A 1.5 μg/m3 (6) 36.0
 
June 23, 2020, 7 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 46.0 ppb (35) N/A N/A 0.6 μg/m3 (2) 35.0
 
June 23, 2020, 6 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 44.0 ppb (34) N/A N/A 1.9 μg/m3 (8) 34.0
 
June 23, 2020, 5 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 42.0 ppb (32) N/A N/A 3.3 μg/m3 (14) 32.0
 
June 23, 2020, 4 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 39.0 ppb (30) N/A N/A 6.3 μg/m3 (26) 30.0
 
June 23, 2020, 3 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 36.0 ppb (28) N/A N/A 9.2 μg/m3 (38) 38.0
 
June 23, 2020, 2 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 19.3 μg/m3 (66) 66.0
 
June 23, 2020, 1 p.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 25.0 ppb (19) N/A N/A 7.0 μg/m3 (29) 29.0
 
June 23, 2020, noon 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 19.0 ppb (15) N/A N/A 1.4 μg/m3 (6) 15.0
 
June 23, 2020, 11 a.m. 5.0 ppb (5) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 14.0 ppb (11) N/A N/A -0.1 μg/m3 (0) 11.0
 
June 23, 2020, 10 a.m. 5.0 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 13.0 ppb (10) N/A N/A -0.7 μg/m3 (0) 10.0
 
June 23, 2020, 9 a.m. 5.0 ppb (5) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 15.0 ppb (12) N/A N/A -2.8 μg/m3 (0) 12.0
 
June 23, 2020, 8 a.m. 5.0 ppb (5) 0.0 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 14.0 ppb (11) N/A N/A -1.0 μg/m3 (0) 11.0
 
June 23, 2020, 7 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 20.0 ppb (15) N/A N/A 0.0 μg/m3 (0) 15.0
 
June 23, 2020, 6 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 24.0 ppb (18) N/A N/A 0.5 μg/m3 (2) 18.0
 
June 23, 2020, 5 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 23.0 ppb (18) N/A N/A 2.7 μg/m3 (11) 18.0
 
June 23, 2020, 4 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 24.0 ppb (18) N/A N/A 3.6 μg/m3 (15) 18.0
 
June 23, 2020, 3 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 24.0 ppb (18) N/A N/A 1.2 μg/m3 (5) 18.0
 
June 23, 2020, 2 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (20) N/A N/A 0.5 μg/m3 (2) 20.0
 
June 23, 2020, 1 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 0.9 μg/m3 (4) 22.0
 
June 23, 2020, midnight 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 0.4 μg/m3 (2) 23.0
 
June 22, 2020, 11 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 3.5 μg/m3 (15) 25.0
 
June 22, 2020, 10 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 6.5 μg/m3 (27) 27.0
 
June 22, 2020, 9 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 1.1 μg/m3 (5) 26.0
 
June 22, 2020, 8 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 2.5 μg/m3 (10) 28.0
 
June 22, 2020, 7 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 37.0 ppb (28) N/A N/A 3.2 μg/m3 (13) 28.0
 
June 22, 2020, 6 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 2.1 μg/m3 (9) 26.0
 
June 22, 2020, 5 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 1.8 μg/m3 (8) 26.0
 
June 22, 2020, 4 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 6.0 μg/m3 (25) 25.0
 
June 22, 2020, 3 p.m. 1.0 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 10.4 μg/m3 (43) 43.0
 
June 22, 2020, 2 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 26.0 ppb (20) N/A N/A 6.7 μg/m3 (28) 28.0
 
June 22, 2020, 1 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 22.0 ppb (17) N/A N/A 10.1 μg/m3 (42) 42.0
 
June 22, 2020, noon 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 15.0 ppb (12) N/A N/A 0.8 μg/m3 (3) 12.0
 
June 22, 2020, 11 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 11.0 ppb (8) N/A N/A 1.1 μg/m3 (5) 8.0
 
June 22, 2020, 10 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 16.0 ppb (12) N/A N/A 0.0 μg/m3 (0) 12.0
 
June 22, 2020, 9 a.m. 4.0 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 15.0 ppb (12) N/A N/A -0.8 μg/m3 (0) 12.0
 
June 22, 2020, 8 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 21.0 ppb (16) N/A N/A -0.1 μg/m3 (0) 16.0
 
June 22, 2020, 7 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 21.0 ppb (16) N/A N/A -0.8 μg/m3 (0) 16.0
 
June 22, 2020, 6 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 20.0 ppb (15) N/A N/A 2.4 μg/m3 (10) 15.0
 
June 22, 2020, 5 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 19.0 ppb (15) N/A N/A 5.5 μg/m3 (23) 23.0
 
June 22, 2020, 4 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 21.0 ppb (16) N/A N/A 1.2 μg/m3 (5) 16.0
 
June 22, 2020, 3 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 27.0 ppb (21) N/A N/A 2.4 μg/m3 (10) 21.0
 
June 22, 2020, 2 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 3.2 μg/m3 (13) 22.0
 
June 22, 2020, 1 a.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 2.6 μg/m3 (11) 27.0
 
June 22, 2020, midnight 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 37.0 ppb (28) N/A N/A 1.0 μg/m3 (4) 28.0
 
June 21, 2020, 11 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 2.5 μg/m3 (10) 30.0
 
June 21, 2020, 10 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (31) N/A N/A 3.8 μg/m3 (16) 31.0
 
June 21, 2020, 9 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 0.6 μg/m3 (2) 32.0
 
June 21, 2020, 8 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 40.0 ppb (31) N/A N/A 0.8 μg/m3 (3) 31.0
 
June 21, 2020, 7 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 1.9 μg/m3 (8) 29.0
 
June 21, 2020, 6 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 0.7 μg/m3 (3) 27.0
 
June 21, 2020, 5 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 0.0 μg/m3 (0) 25.0
 
June 21, 2020, 4 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 29.0 ppb (22) N/A N/A 0.3 μg/m3 (1) 22.0
 
June 21, 2020, 3 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 26.0 ppb (20) N/A N/A 3.4 μg/m3 (14) 20.0
 
June 21, 2020, 2 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 21.0 ppb (16) N/A N/A 5.3 μg/m3 (22) 22.0
 
June 21, 2020, 1 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 18.0 ppb (14) N/A N/A 3.0 μg/m3 (12) 14.0
 
June 21, 2020, noon 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 14.0 ppb (11) N/A N/A 4.6 μg/m3 (19) 19.0