ID: 9232

AQSQID: 320030024

Site Name: Virgin Valley

Added: Jan. 20, 2021, 5:40 a.m.

Updated: March 2, 2021, 6:32 a.m.

Location: Mesquite (Valley View Dr), NV

Reporting: True, Located: True

Current AQI: 17.0

Mesquite (Valley View Dr) NV, US: 36.815897, -114.050347

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
March 2, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.3 μg/m3 (17) 3.8 μg/m3 (16) 17.0
 
March 2, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.7 μg/m3 (26) 4.7 μg/m3 (20) 26.0
 
March 2, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 33.3 μg/m3 (31) 4.8 μg/m3 (20) 31.0
 
March 2, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 37.8 μg/m3 (35) 5.6 μg/m3 (24) 35.0
 
March 2, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 12.4 μg/m3 (12) 2.5 μg/m3 (11) 12.0
 
March 2, 2021, midnight N/A N/A N/A N/A N/A N/A N/A N/A 11.4 μg/m3 (11) 2.6 μg/m3 (11) 11.0
 
March 1, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (13) 2.4 μg/m3 (10) 13.0
 
March 1, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 11.2 μg/m3 (11) 2.5 μg/m3 (11) 11.0
 
March 1, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.6 μg/m3 (9) 2.3 μg/m3 (10) 10.0
 
March 1, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 9.1 μg/m3 (9) 2.2 μg/m3 (10) 43.0
 
March 1, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 8.5 μg/m3 (8) 2.3 μg/m3 (10) 42.0
 
March 1, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 9.7 μg/m3 (9) 3.0 μg/m3 (13) 40.0
 
March 1, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 9.7 μg/m3 (9) 3.4 μg/m3 (15) 38.0
 
March 1, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 12.7 μg/m3 (12) 3.3 μg/m3 (14) 34.0
 
March 1, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 38.5 μg/m3 (36) 23.2 μg/m3 (75) 75.0
 
March 1, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 13.9 μg/m3 (13) 3.3 μg/m3 (14) 25.0
 
March 1, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 11.3 μg/m3 (11) 2.4 μg/m3 (10) 21.0
 
March 1, 2021, noon N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 7.4 μg/m3 (7) 2.0 μg/m3 (9) 25.0
 
March 1, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 7.3 μg/m3 (7) 2.0 μg/m3 (9) 25.0
 
March 1, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 7.7 μg/m3 (8) 1.9 μg/m3 (8) 25.0
 
March 1, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 8.9 μg/m3 (9) 1.9 μg/m3 (8) 29.0
 
March 1, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 7.2 μg/m3 (7) 1.8 μg/m3 (8) 31.0
 
March 1, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 8.1 μg/m3 (8) 2.0 μg/m3 (9) 30.0
 
March 1, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 10.3 μg/m3 (10) 2.4 μg/m3 (10) 33.0
 
March 1, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 15.4 μg/m3 (15) 3.6 μg/m3 (16) 26.0
 
March 1, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 15.8 μg/m3 (15) 3.1 μg/m3 (13) 29.0
 
March 1, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 18.6 μg/m3 (18) 3.6 μg/m3 (16) 30.0
 
March 1, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 18.9 μg/m3 (18) 4.2 μg/m3 (18) 30.0
 
March 1, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 9.9 μg/m3 (10) 2.2 μg/m3 (10) 38.0
 
March 1, 2021, midnight N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 7.5 μg/m3 (7) 1.5 μg/m3 (7) 43.0
 
Feb. 28, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 6.1 μg/m3 (6) 1.3 μg/m3 (6) 43.0
 
Feb. 28, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 7.0 μg/m3 (7) 1.5 μg/m3 (7) 42.0
 
Feb. 28, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 3.5 μg/m3 (4) 1.2 μg/m3 (5) 41.0
 
Feb. 28, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 6.3 μg/m3 (6) 1.2 μg/m3 (5) 41.0
 
Feb. 28, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 6.8 μg/m3 (7) 1.1 μg/m3 (5) 40.0
 
Feb. 28, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 8.0 μg/m3 (8) 1.1 μg/m3 (5) 40.0
 
Feb. 28, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 7.7 μg/m3 (8) 1.0 μg/m3 (5) 40.0
 
Feb. 28, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 3.3 μg/m3 (4) 0.8 μg/m3 (4) 38.0
 
Feb. 28, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 3.1 μg/m3 (3) 0.8 μg/m3 (4) 37.0
 
Feb. 28, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 4.8 μg/m3 (5) 0.9 μg/m3 (4) 32.0
 
Feb. 28, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 3.3 μg/m3 (4) 0.8 μg/m3 (4) 35.0
 
Feb. 28, 2021, noon N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 3.4 μg/m3 (4) 0.7 μg/m3 (3) 38.0
 
Feb. 28, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 5.1 μg/m3 (5) 0.8 μg/m3 (4) 38.0
 
Feb. 28, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 4.0 μg/m3 (4) 0.8 μg/m3 (4) 39.0
 
Feb. 28, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 5.4 μg/m3 (5) 0.7 μg/m3 (3) 39.0
 
Feb. 28, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 7.1 μg/m3 (7) 0.9 μg/m3 (4) 39.0
 
Feb. 28, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 6.0 μg/m3 (6) 0.9 μg/m3 (4) 39.0
 
Feb. 28, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 3.6 μg/m3 (4) 0.7 μg/m3 (3) 38.0
 
Feb. 28, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 5.8 μg/m3 (6) 1.0 μg/m3 (5) 38.0
 
Feb. 28, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 5.6 μg/m3 (6) 0.8 μg/m3 (4) 40.0
 
Feb. 28, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 6.1 μg/m3 (6) 0.9 μg/m3 (4) 40.0
 
Feb. 28, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 8.0 μg/m3 (8) 0.8 μg/m3 (4) 41.0
 
Feb. 28, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 19.3 μg/m3 (18) 1.8 μg/m3 (8) 42.0
 
Feb. 28, 2021, midnight N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A 48.6 μg/m3 (45) 3.9 μg/m3 (17) 45.0
 
Feb. 27, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A 36.6 μg/m3 (34) 3.2 μg/m3 (14) 44.0
 
Feb. 27, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 13.0 μg/m3 (13) 1.6 μg/m3 (7) 43.0
 
Feb. 27, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A 9.9 μg/m3 (10) 1.5 μg/m3 (7) 44.0
 
Feb. 27, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A 7.4 μg/m3 (7) 1.3 μg/m3 (6) 44.0
 
Feb. 27, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 6.6 μg/m3 (7) 1.2 μg/m3 (5) 43.0
 
Feb. 27, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 5.8 μg/m3 (6) 1.2 μg/m3 (5) 43.0
 
Feb. 27, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 9.9 μg/m3 (10) 1.5 μg/m3 (7) 42.0
 
Feb. 27, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 7.0 μg/m3 (7) 1.3 μg/m3 (6) 39.0
 
Feb. 27, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 10.4 μg/m3 (10) 1.9 μg/m3 (8) 36.0
 
Feb. 27, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 10.7 μg/m3 (10) 2.3 μg/m3 (10) 32.0
 
Feb. 27, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 15.6 μg/m3 (15) 2.9 μg/m3 (13) 32.0
 
Feb. 27, 2021, noon N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 25.8 μg/m3 (24) 4.2 μg/m3 (18) 37.0
 
Feb. 27, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 52.7 μg/m3 (49) 7.0 μg/m3 (30) 49.0
 
Feb. 27, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 97.8 μg/m3 (73) 13.2 μg/m3 (54) 73.0
 
Feb. 27, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 54.3 μg/m3 (51) 7.5 μg/m3 (32) 51.0
 
Feb. 27, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 11.4 μg/m3 (11) 2.6 μg/m3 (11) 25.0
 
Feb. 27, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 10.3 μg/m3 (10) 3.0 μg/m3 (13) 21.0
 
Feb. 27, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 16.6 μg/m3 (16) 3.2 μg/m3 (14) 20.0
 
Feb. 27, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 19.4 μg/m3 (18) 4.0 μg/m3 (17) 18.0
 
Feb. 27, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 17.3 μg/m3 (17) 3.4 μg/m3 (15) 25.0
 
Feb. 27, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 20.4 μg/m3 (19) 3.4 μg/m3 (15) 26.0
 
Feb. 27, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 31.0 μg/m3 (29) 3.4 μg/m3 (15) 29.0
 
Feb. 27, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 11.3 μg/m3 (48) 48.0
 
Feb. 27, 2021, midnight N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 9.2 μg/m3 (9) 1.9 μg/m3 (8) 40.0
 
Feb. 26, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 8.1 μg/m3 (8) 2.0 μg/m3 (9) 43.0
 
Feb. 26, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 6.0 μg/m3 (6) 1.4 μg/m3 (6) 43.0
 
Feb. 26, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 7.2 μg/m3 (7) 1.4 μg/m3 (6) 42.0
 
Feb. 26, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 10.3 μg/m3 (10) 1.6 μg/m3 (7) 41.0
 
Feb. 26, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 9.4 μg/m3 (9) 1.7 μg/m3 (8) 39.0
 
Feb. 26, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 14.4 μg/m3 (14) 2.8 μg/m3 (12) 34.0
 
Feb. 26, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 17.3 μg/m3 (17) 2.9 μg/m3 (13) 28.0
 
Feb. 26, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 12.2 μg/m3 (12) 2.3 μg/m3 (10) 26.0
 
Feb. 26, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 14.9 μg/m3 (14) 2.6 μg/m3 (11) 19.0
 
Feb. 26, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 15.3 μg/m3 (15) 2.9 μg/m3 (13) 15.0
 
Feb. 26, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 9.1 μg/m3 (9) 1.9 μg/m3 (8) 13.0
 
Feb. 26, 2021, noon N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 9.6 μg/m3 (9) 2.0 μg/m3 (9) 17.0
 
Feb. 26, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 9.2 μg/m3 (9) 2.1 μg/m3 (9) 14.0
 
Feb. 26, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 7.2 μg/m3 (7) 1.6 μg/m3 (7) 16.0
 
Feb. 26, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 6.1 μg/m3 (6) 1.4 μg/m3 (6) 20.0
 
Feb. 26, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 7.9 μg/m3 (8) 1.6 μg/m3 (7) 24.0
 
Feb. 26, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 10.9 μg/m3 (11) 2.4 μg/m3 (10) 26.0
 
Feb. 26, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) N/A 21.2 μg/m3 (20) 4.2 μg/m3 (18) 20.0
 
Feb. 26, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 14.6 μg/m3 (14) 2.7 μg/m3 (12) 25.0
 
Feb. 26, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 18.5 μg/m3 (18) 4.3 μg/m3 (18) 29.0
 
Feb. 26, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 52.5 μg/m3 (49) 8.2 μg/m3 (35) 49.0
 
Feb. 26, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 77.1 μg/m3 (62) 7.6 μg/m3 (32) 62.0
 
Feb. 26, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A 8.4 μg/m3 (8) 2.1 μg/m3 (9) 47.0
 
Feb. 26, 2021, midnight N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A 8.2 μg/m3 (8) 1.9 μg/m3 (8) 48.0
 
Feb. 25, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A 8.4 μg/m3 (8) 1.8 μg/m3 (8) 49.0
 
Feb. 25, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A 8.5 μg/m3 (8) 1.9 μg/m3 (8) 48.0
 
Feb. 25, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A 8.5 μg/m3 (8) 1.9 μg/m3 (8) 47.0
 
Feb. 25, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A 8.1 μg/m3 (8) 1.9 μg/m3 (8) 46.0
 
Feb. 25, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 10.8 μg/m3 (10) 2.3 μg/m3 (10) 43.0
 
Feb. 25, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 10.1 μg/m3 (10) 2.3 μg/m3 (10) 41.0
 
Feb. 25, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 11.3 μg/m3 (11) 2.3 μg/m3 (10) 40.0
 
Feb. 25, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 8.8 μg/m3 (9) 1.9 μg/m3 (8) 38.0
 
Feb. 25, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 10.4 μg/m3 (10) 2.4 μg/m3 (10) 33.0
 
Feb. 25, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 8.4 μg/m3 (8) 2.1 μg/m3 (9) 34.0
 
Feb. 25, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 5.9 μg/m3 (6) 1.8 μg/m3 (8) 38.0
 
Feb. 25, 2021, noon N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 10.4 μg/m3 (10) 2.0 μg/m3 (9) 39.0
 
Feb. 25, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 14.4 μg/m3 (14) 2.3 μg/m3 (10) 40.0
 
Feb. 25, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 22.6 μg/m3 (21) 3.2 μg/m3 (14) 40.0
 
Feb. 25, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 31.8 μg/m3 (30) 3.6 μg/m3 (16) 41.0
 
Feb. 25, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 81.9 μg/m3 (65) 6.8 μg/m3 (29) 65.0
 
Feb. 25, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 64.4 μg/m3 (56) 5.9 μg/m3 (25) 56.0
 
Feb. 25, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 27.8 μg/m3 (26) 4.0 μg/m3 (17) 39.0
 
Feb. 25, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 40.8 μg/m3 (38) 5.3 μg/m3 (23) 40.0
 
Feb. 25, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 62.2 μg/m3 (55) 7.1 μg/m3 (30) 55.0
 
Feb. 25, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 44.0 μg/m3 (41) 5.7 μg/m3 (24) 41.0
 
Feb. 25, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 12.8 μg/m3 (53) 53.0
 
Feb. 25, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 28.5 μg/m3 (27) 3.9 μg/m3 (17) 36.0
 
Feb. 25, 2021, midnight N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 11.9 μg/m3 (12) 2.7 μg/m3 (12) 42.0
 
Feb. 24, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 8.7 μg/m3 (9) 2.3 μg/m3 (10) 43.0
 
Feb. 24, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 7.6 μg/m3 (8) 2.2 μg/m3 (10) 42.0
 
Feb. 24, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 7.0 μg/m3 (7) 2.3 μg/m3 (10) 41.0
 
Feb. 24, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 8.2 μg/m3 (8) 2.5 μg/m3 (11) 40.0
 
Feb. 24, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 8.2 μg/m3 (8) 2.8 μg/m3 (12) 38.0
 
Feb. 24, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 16.6 μg/m3 (16) 3.4 μg/m3 (15) 32.0
 
Feb. 24, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 9.8 μg/m3 (10) 2.5 μg/m3 (11) 30.0
 
Feb. 24, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 10.6 μg/m3 (10) 2.8 μg/m3 (12) 24.0
 
Feb. 24, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 16.2 μg/m3 (15) 3.4 μg/m3 (15) 18.0
 
Feb. 24, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 10.1 μg/m3 (10) 3.0 μg/m3 (13) 18.0
 
Feb. 24, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 9.5 μg/m3 (9) 2.8 μg/m3 (12) 21.0
 
Feb. 24, 2021, noon N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 9.5 μg/m3 (9) 2.9 μg/m3 (13) 18.0
 
Feb. 24, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 8.0 μg/m3 (8) 2.4 μg/m3 (10) 20.0
 
Feb. 24, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 9.3 μg/m3 (9) 2.5 μg/m3 (11) 21.0
 
Feb. 24, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 7.0 μg/m3 (7) 2.0 μg/m3 (9) 26.0
 
Feb. 24, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 7.6 μg/m3 (8) 2.2 μg/m3 (10) 25.0
 
Feb. 24, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 8.7 μg/m3 (9) 2.2 μg/m3 (10) 25.0
 
Feb. 24, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 8.8 μg/m3 (9) 2.1 μg/m3 (9) 28.0
 
Feb. 24, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 13.7 μg/m3 (13) 3.0 μg/m3 (13) 25.0
 
Feb. 24, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 27.1 μg/m3 (26) 4.5 μg/m3 (19) 26.0
 
Feb. 24, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 53.4 μg/m3 (50) 9.5 μg/m3 (40) 50.0
 
Feb. 24, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 35.0 μg/m3 (33) 4.6 μg/m3 (20) 33.0
 
Feb. 24, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 15.8 μg/m3 (15) 2.8 μg/m3 (12) 18.0
 
Feb. 24, 2021, midnight N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 10.2 μg/m3 (10) 1.9 μg/m3 (8) 36.0
 
Feb. 23, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 11.2 μg/m3 (11) 1.6 μg/m3 (7) 41.0
 
Feb. 23, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 9.9 μg/m3 (10) 1.5 μg/m3 (7) 41.0
 
Feb. 23, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 12.0 μg/m3 (12) 1.6 μg/m3 (7) 40.0
 
Feb. 23, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 9.0 μg/m3 (9) 1.5 μg/m3 (7) 38.0
 
Feb. 23, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 10.7 μg/m3 (10) 1.8 μg/m3 (8) 36.0
 
Feb. 23, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 12.7 μg/m3 (12) 2.1 μg/m3 (9) 33.0
 
Feb. 23, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 12.4 μg/m3 (12) 2.2 μg/m3 (10) 26.0
 
Feb. 23, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 22.7 μg/m3 (22) 3.1 μg/m3 (13) 25.0
 
Feb. 23, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 15.8 μg/m3 (15) 3.2 μg/m3 (14) 15.0
 
Feb. 23, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A 12.7 μg/m3 (12) 2.5 μg/m3 (11) 12.0
 
Feb. 23, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 10.1 μg/m3 (10) 1.9 μg/m3 (8) 10.0
 
Feb. 23, 2021, noon N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 9.8 μg/m3 (10) 1.7 μg/m3 (8) 16.0
 
Feb. 23, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 7.2 μg/m3 (7) 1.4 μg/m3 (6) 17.0
 
Feb. 23, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 7.6 μg/m3 (8) 1.5 μg/m3 (7) 14.0
 
Feb. 23, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 12.5 μg/m3 (12) 2.3 μg/m3 (10) 15.0
 
Feb. 23, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.9 μg/m3 (10) 1.5 μg/m3 (7) 10.0
 
Feb. 23, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A 9.0 μg/m3 (9) 1.7 μg/m3 (8) 9.0
 
Feb. 23, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A 12.3 μg/m3 (12) 2.4 μg/m3 (10) 12.0