ID: 1208

AQSQID: 380070002

Site Name: Theodore Roosevelt Np - Painted Canyon Vc

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

Updated: March 2, 2021, 7:32 p.m.

Location: Medora (E Riv Rd), ND

Reporting: True, Located: True

Current AQI: 35.0

Medora (E Riv Rd) ND, US: 46.949699, -103.514397

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
March 2, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 0.6 μg/m3 (3) 35.0
 
March 2, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 1.1 μg/m3 (5) 33.0
 
March 2, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 3.1 μg/m3 (13) 32.0
 
March 2, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 0.2 μg/m3 (1) 29.0
 
March 2, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 1.1 μg/m3 (5) 28.0
 
March 2, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 2.2 μg/m3 (10) 28.0
 
March 2, 2021, noon N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 3.8 μg/m3 (16) 28.0
 
March 2, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 3.5 μg/m3 (15) 28.0
 
March 2, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 0.2 μg/m3 (1) 28.0
 
March 2, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A -0.4 μg/m3 (0) 28.0
 
March 2, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 1.1 μg/m3 (5) 29.0
 
March 2, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 2.7 μg/m3 (12) 29.0
 
March 2, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 0.8 μg/m3 (4) 29.0
 
March 2, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A -2.5 μg/m3 (0) 29.0
 
March 2, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A -1.4 μg/m3 (0) 29.0
 
March 2, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 0.0 μg/m3 (0) 30.0
 
March 2, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A -1.1 μg/m3 (0) 30.0
 
March 2, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A -0.5 μg/m3 (0) 32.0
 
March 2, 2021, midnight N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 1.2 μg/m3 (5) 33.0
 
March 1, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 0.0 μg/m3 (0) 34.0
 
March 1, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A -0.2 μg/m3 (0) 35.0
 
March 1, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 1.2 μg/m3 (5) 35.0
 
March 1, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 4.1 μg/m3 (18) 35.0
 
March 1, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A N/A 34.0
 
March 1, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
March 1, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
March 1, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
March 1, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 10.1 μg/m3 (43) 43.0
 
March 1, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 6.5 μg/m3 (28) 28.0
 
March 1, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 5.0 μg/m3 (21) 25.0
 
March 1, 2021, noon N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 5.9 μg/m3 (25) 26.0
 
March 1, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 8.2 μg/m3 (35) 35.0
 
March 1, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 5.3 μg/m3 (23) 29.0
 
March 1, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 22.3 μg/m3 (73) 73.0
 
March 1, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 9.6 μg/m3 (40) 40.0
 
March 1, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 6.1 μg/m3 (26) 26.0
 
March 1, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A N/A 28.0
 
March 1, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A -3.3 μg/m3 (0) 26.0
 
March 1, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 0.1 μg/m3 (1) 23.0
 
March 1, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 1.7 μg/m3 (8) 28.0
 
March 1, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 2.1 μg/m3 (9) 37.0
 
March 1, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 2.2 μg/m3 (10) 38.0
 
March 1, 2021, midnight N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 0.8 μg/m3 (4) 38.0
 
Feb. 28, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A -1.1 μg/m3 (0) 38.0
 
Feb. 28, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 0.0 μg/m3 (0) 37.0
 
Feb. 28, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 3.1 μg/m3 (13) 37.0
 
Feb. 28, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 4.5 μg/m3 (19) 37.0
 
Feb. 28, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 4.3 μg/m3 (18) 34.0
 
Feb. 28, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 6.0 μg/m3 (25) 32.0
 
Feb. 28, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 8.7 μg/m3 (37) 37.0
 
Feb. 28, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 2.0 μg/m3 (9) 27.0
 
Feb. 28, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A -2.0 μg/m3 (0) 25.0
 
Feb. 28, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A -4.7 μg/m3 (0) 22.0
 
Feb. 28, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A -1.8 μg/m3 (0) 22.0
 
Feb. 28, 2021, noon N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 0.6 μg/m3 (3) 24.0
 
Feb. 28, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A -1.9 μg/m3 (0) 26.0
 
Feb. 28, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A -2.7 μg/m3 (0) 25.0
 
Feb. 28, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A -4.0 μg/m3 (0) 24.0
 
Feb. 28, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A N/A 23.0
 
Feb. 28, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A -1.7 μg/m3 (0) 25.0
 
Feb. 28, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A -0.8 μg/m3 (0) 29.0
 
Feb. 28, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A -1.7 μg/m3 (0) 25.0
 
Feb. 28, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A -1.8 μg/m3 (0) 28.0
 
Feb. 28, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A -2.7 μg/m3 (0) 27.0
 
Feb. 28, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A -2.6 μg/m3 (0) 25.0
 
Feb. 28, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A -1.1 μg/m3 (0) 26.0
 
Feb. 28, 2021, midnight N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 1.6 μg/m3 (7) 27.0
 
Feb. 27, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 3.3 μg/m3 (14) 27.0
 
Feb. 27, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 4.0 μg/m3 (17) 27.0
 
Feb. 27, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 5.1 μg/m3 (22) 26.0
 
Feb. 27, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 6.7 μg/m3 (28) 28.0
 
Feb. 27, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 7.1 μg/m3 (30) 30.0
 
Feb. 27, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 7.7 μg/m3 (33) 33.0
 
Feb. 27, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 8.2 μg/m3 (35) 35.0
 
Feb. 27, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 8.1 μg/m3 (34) 34.0
 
Feb. 27, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 7.9 μg/m3 (33) 33.0
 
Feb. 27, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 9.4 μg/m3 (40) 40.0
 
Feb. 27, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 5.4 μg/m3 (23) 27.0
 
Feb. 27, 2021, noon N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 4.1 μg/m3 (18) 26.0
 
Feb. 27, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 2.5 μg/m3 (11) 25.0
 
Feb. 27, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A -0.6 μg/m3 (0) 24.0
 
Feb. 27, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 0.0 μg/m3 (0) 27.0
 
Feb. 27, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 0.9 μg/m3 (4) 28.0
 
Feb. 27, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 0.4 μg/m3 (2) 29.0
 
Feb. 27, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 0.2 μg/m3 (1) 31.0
 
Feb. 27, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A -0.9 μg/m3 (0) 31.0
 
Feb. 27, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A -0.9 μg/m3 (0) 33.0
 
Feb. 27, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A -0.7 μg/m3 (0) 35.0
 
Feb. 27, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 0.0 μg/m3 (0) 35.0
 
Feb. 27, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A -0.3 μg/m3 (0) 35.0
 
Feb. 27, 2021, midnight N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A -2.1 μg/m3 (0) 37.0
 
Feb. 26, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 0.6 μg/m3 (3) 38.0
 
Feb. 26, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 2.8 μg/m3 (12) 38.0
 
Feb. 26, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 0.1 μg/m3 (1) 38.0
 
Feb. 26, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A -1.6 μg/m3 (0) 38.0
 
Feb. 26, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 0.5 μg/m3 (3) 38.0
 
Feb. 26, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 3.3 μg/m3 (14) 38.0
 
Feb. 26, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 3.2 μg/m3 (14) 37.0
 
Feb. 26, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 0.5 μg/m3 (3) 36.0
 
Feb. 26, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A -0.5 μg/m3 (0) 35.0
 
Feb. 26, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 1.1 μg/m3 (5) 33.0
 
Feb. 26, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 4.0 μg/m3 (17) 33.0
 
Feb. 26, 2021, noon N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 5.2 μg/m3 (22) 32.0
 
Feb. 26, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 0.8 μg/m3 (4) 33.0
 
Feb. 26, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A -0.2 μg/m3 (0) 33.0
 
Feb. 26, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 0.0 μg/m3 (0) 34.0
 
Feb. 26, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 1.2 μg/m3 (5) 36.0
 
Feb. 26, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 1.6 μg/m3 (7) 36.0
 
Feb. 26, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A -0.1 μg/m3 (0) 36.0
 
Feb. 26, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 1.7 μg/m3 (8) 38.0
 
Feb. 26, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 1.7 μg/m3 (8) 39.0
 
Feb. 26, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 0.1 μg/m3 (1) 37.0
 
Feb. 26, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 1.0 μg/m3 (5) 37.0
 
Feb. 26, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 0.3 μg/m3 (2) 37.0
 
Feb. 26, 2021, midnight N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 1.1 μg/m3 (5) 38.0
 
Feb. 25, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 1.9 μg/m3 (8) 39.0
 
Feb. 25, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 0.8 μg/m3 (4) 40.0
 
Feb. 25, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 1.6 μg/m3 (7) 40.0
 
Feb. 25, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 1.9 μg/m3 (8) 40.0
 
Feb. 25, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 1.7 μg/m3 (8) 39.0
 
Feb. 25, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 4.8 μg/m3 (20) 38.0
 
Feb. 25, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 9.9 μg/m3 (42) 42.0
 
Feb. 25, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 7.6 μg/m3 (32) 35.0
 
Feb. 25, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 0.6 μg/m3 (3) 34.0
 
Feb. 25, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 1.9 μg/m3 (8) 33.0
 
Feb. 25, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 2.4 μg/m3 (10) 32.0
 
Feb. 25, 2021, noon N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 2.1 μg/m3 (9) 31.0
 
Feb. 25, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 3.0 μg/m3 (13) 30.0
 
Feb. 25, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 2.2 μg/m3 (10) 28.0
 
Feb. 25, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 3.0 μg/m3 (13) 29.0
 
Feb. 25, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 3.4 μg/m3 (15) 28.0
 
Feb. 25, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 2.1 μg/m3 (9) 30.0
 
Feb. 25, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 2.2 μg/m3 (10) 31.0
 
Feb. 25, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 2.2 μg/m3 (10) 31.0
 
Feb. 25, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 1.9 μg/m3 (8) 30.0
 
Feb. 25, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 2.8 μg/m3 (12) 30.0
 
Feb. 25, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 1.2 μg/m3 (5) 32.0
 
Feb. 25, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 2.2 μg/m3 (10) 31.0
 
Feb. 25, 2021, midnight N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 2.7 μg/m3 (12) 33.0
 
Feb. 24, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 2.1 μg/m3 (9) 34.0
 
Feb. 24, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 0.4 μg/m3 (2) 36.0
 
Feb. 24, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A N/A 34.0
 
Feb. 24, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A -3.8 μg/m3 (0) 34.0
 
Feb. 24, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A -0.9 μg/m3 (0) 34.0
 
Feb. 24, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 1.8 μg/m3 (8) 34.0
 
Feb. 24, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 1.3 μg/m3 (6) 32.0
 
Feb. 24, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A -4.2 μg/m3 (0) 30.0
 
Feb. 24, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A N/A 28.0
 
Feb. 24, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A -3.9 μg/m3 (0) 27.0
 
Feb. 24, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A -0.9 μg/m3 (0) 28.0
 
Feb. 24, 2021, noon N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A -1.8 μg/m3 (0) 27.0
 
Feb. 24, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A -1.8 μg/m3 (0) 29.0
 
Feb. 24, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A -2.5 μg/m3 (0) 28.0
 
Feb. 24, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A -3.8 μg/m3 (0) 29.0
 
Feb. 24, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A -0.4 μg/m3 (0) 32.0
 
Feb. 24, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 0.3 μg/m3 (2) 30.0
 
Feb. 24, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 3.7 μg/m3 (16) 29.0
 
Feb. 24, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 7.7 μg/m3 (33) 33.0
 
Feb. 24, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 5.7 μg/m3 (24) 32.0
 
Feb. 24, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 1.3 μg/m3 (6) 36.0
 
Feb. 24, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 1.6 μg/m3 (7) 35.0
 
Feb. 24, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 0.8 μg/m3 (4) 35.0
 
Feb. 24, 2021, midnight N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 0.7 μg/m3 (3) 37.0
 
Feb. 23, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 3.8 μg/m3 (16) 38.0
 
Feb. 23, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 2.7 μg/m3 (12) 37.0
 
Feb. 23, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 3.8 μg/m3 (16) 37.0
 
Feb. 23, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 6.6 μg/m3 (28) 32.0
 
Feb. 23, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 3.0 μg/m3 (13) 36.0