ID: 823

AQSQID: 482010066

Site Name: Houston Westhollow C410

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

Updated: May 28, 2022, 2:25 p.m.

Location: Houston (Eldridge - W Oaks), TX

Reporting: True, Located: True

Current AQI: 18.0

Houston (Eldridge - W Oaks) TX, US: 29.7233, -95.6358

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
May 28, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A N/A 18.0
 
May 28, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 9.2 μg/m3 (39) 39.0
 
May 28, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 6.2 μg/m3 (26) 26.0
 
May 28, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A N/A 7.9 μg/m3 (33) 33.0
 
May 28, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A N/A 8.7 μg/m3 (37) 37.0
 
May 28, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A N/A 4.0 μg/m3 (17) 17.0
 
May 28, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A N/A 19.0
 
May 28, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 10.3 μg/m3 (43) 43.0
 
May 27, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.2 μg/m3 (31) 31.0
 
May 27, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A N/A 7.2 μg/m3 (31) 51.0
 
May 27, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A N/A 7.2 μg/m3 (31) 51.0
 
May 27, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 12.3 μg/m3 (52) 52.0
 
May 27, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 10.4 μg/m3 (44) 44.0
 
May 27, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 13.6 μg/m3 (55) 55.0
 
May 27, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 10.7 μg/m3 (45) 45.0
 
May 27, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 14.6 μg/m3 (57) 57.0
 
May 27, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 14.6 μg/m3 (57) 57.0
 
May 27, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 11.6 μg/m3 (49) 49.0
 
May 27, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 4.5 μg/m3 (19) 41.0
 
May 27, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A -0.6 μg/m3 (0) 45.0
 
May 27, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 2.2 μg/m3 (10) 44.0
 
May 27, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A -0.8 μg/m3 (0) 39.0
 
May 27, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 0.8 μg/m3 (4) 47.0
 
May 27, 2022, midnight N/A N/A N/A N/A N/A N/A 63.0 ppb (78) N/A N/A 4.7 μg/m3 (20) 78.0
 
May 26, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 65.0 ppb (84) N/A N/A 6.6 μg/m3 (28) 84.0
 
May 26, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (81) N/A N/A 6.2 μg/m3 (26) 81.0
 
May 26, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 66.0 ppb (87) N/A N/A 5.9 μg/m3 (25) 87.0
 
May 26, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (78) N/A N/A 3.9 μg/m3 (17) 78.0
 
May 26, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (71) N/A N/A 3.3 μg/m3 (14) 71.0
 
May 26, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 8.7 μg/m3 (37) 46.0
 
May 26, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 8.9 μg/m3 (38) 46.0
 
May 26, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 6.9 μg/m3 (29) 46.0
 
May 26, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 11.2 μg/m3 (47) 47.0
 
May 26, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A N/A 4.0 μg/m3 (17) 17.0
 
May 26, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A N/A 2.0 μg/m3 (9) 17.0
 
May 26, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A -0.4 μg/m3 (0) 35.0
 
May 26, 2022, midnight N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A -0.4 μg/m3 (0) 38.0
 
May 25, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 1.7 μg/m3 (8) 40.0
 
May 25, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 1.7 μg/m3 (8) 42.0
 
May 25, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A N/A 8.5 μg/m3 (36) 43.0
 
May 25, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 10.4 μg/m3 (44) 46.0
 
May 25, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A N/A 50.0
 
May 25, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A 13.2 μg/m3 (54) 54.0
 
May 25, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A N/A 13.3 μg/m3 (54) 54.0
 
May 25, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A N/A 13.3 μg/m3 (54) 54.0
 
May 25, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A N/A 8.4 μg/m3 (36) 43.0
 
May 25, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 5.3 μg/m3 (23) 40.0
 
May 25, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A N/A 46.0
 
May 25, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 6.4 μg/m3 (27) 33.0
 
May 25, 2022, 4 a.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 (1) 35.0
 
May 25, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 1.5 μg/m3 (7) 42.0
 
May 25, 2022, midnight N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A N/A 1.0 μg/m3 (5) 43.0
 
May 24, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 11.3 μg/m3 (48) 48.0
 
May 24, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 20.0 μg/m3 (68) 68.0
 
May 24, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 7.4 μg/m3 (31) 38.0
 
May 24, 2022, 6 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
 
May 24, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 2.0 μg/m3 (9) 29.0
 
May 24, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 1.2 μg/m3 (5) 31.0
 
May 24, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 5.0 μg/m3 (21) 29.0
 
May 24, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 13.9 μg/m3 (55) 55.0
 
May 24, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 13.0 μg/m3 (53) 53.0
 
May 24, 2022, noon N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A N/A 10.4 μg/m3 (44) 44.0
 
May 24, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A N/A 13.0 μg/m3 (53) 53.0
 
May 24, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A N/A 10.3 μg/m3 (43) 43.0
 
May 24, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 12.5 μg/m3 (52) 52.0
 
May 24, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A N/A 14.2 μg/m3 (56) 56.0
 
May 24, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A N/A 13.8 μg/m3 (55) 55.0
 
May 24, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 12.8 μg/m3 (53) 53.0
 
May 24, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A N/A 6.4 μg/m3 (27) 27.0
 
May 24, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A N/A 19.0
 
May 24, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 2.1 μg/m3 (9) 19.0
 
May 24, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 3.0 μg/m3 (13) 25.0
 
May 24, 2022, midnight N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A N/A 40.0
 
May 24, 2022, midnight N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 1.4 μg/m3 (6) 40.0
 
May 23, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (65) N/A N/A 14.6 μg/m3 (57) 65.0
 
May 23, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (65) N/A N/A 14.6 μg/m3 (57) 65.0
 
May 23, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (68) N/A N/A 14.2 μg/m3 (56) 68.0
 
May 23, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 13.0 μg/m3 (53) 53.0
 
May 23, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A N/A 18.0
 
May 23, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A N/A N/A 21.0
 
May 23, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A N/A 11.6 μg/m3 (49) 49.0
 
May 23, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 11.6 μg/m3 (49) 49.0
 
May 23, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A N/A 6.0 μg/m3 (25) 25.0
 
May 23, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 4.2 μg/m3 (18) 27.0
 
May 23, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A -0.8 μg/m3 (0) 36.0
 
May 23, 2022, midnight N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A -0.8 μg/m3 (0) 41.0
 
May 22, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 4.7 μg/m3 (20) 44.0
 
May 22, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A N/A 6.8 μg/m3 (29) 48.0
 
May 22, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A 11.9 μg/m3 (50) 50.0
 
May 22, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A N/A 12.7 μg/m3 (53) 53.0
 
May 22, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 13.2 μg/m3 (54) 54.0
 
May 22, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 15.9 μg/m3 (59) 59.0
 
May 22, 2022, 4 p.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
 
May 22, 2022, 3 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
 
May 22, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 11.1 μg/m3 (47) 47.0
 
May 22, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 2.4 μg/m3 (10) 35.0
 
May 22, 2022, noon N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 3.7 μg/m3 (16) 34.0
 
May 22, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 2.8 μg/m3 (12) 34.0
 
May 22, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 4.6 μg/m3 (20) 38.0
 
May 22, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 2.9 μg/m3 (13) 39.0
 
May 22, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 8.3 μg/m3 (35) 36.0
 
May 22, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A N/A 11.4 μg/m3 (48) 48.0
 
May 22, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A N/A 12.7 μg/m3 (53) 53.0
 
May 22, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A N/A 12.7 μg/m3 (53) 53.0
 
May 22, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 11.5 μg/m3 (48) 48.0
 
May 22, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 13.3 μg/m3 (54) 54.0
 
May 22, 2022, midnight N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A N/A 9.1 μg/m3 (38) 38.0
 
May 21, 2022, 11 p.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
 
May 21, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 22.2 μg/m3 (73) 73.0
 
May 21, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 20.3 μg/m3 (69) 69.0
 
May 21, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 23.0 μg/m3 (74) 74.0
 
May 21, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 18.7 μg/m3 (65) 65.0
 
May 21, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 22.7 μg/m3 (74) 74.0
 
May 21, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 23.3 μg/m3 (75) 75.0
 
May 21, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 25.1 μg/m3 (79) 79.0
 
May 21, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A N/A 22.7 μg/m3 (74) 74.0
 
May 21, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 21.2 μg/m3 (71) 71.0
 
May 21, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 21.7 μg/m3 (72) 72.0
 
May 21, 2022, noon N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A N/A 20.7 μg/m3 (70) 70.0
 
May 21, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 17.9 μg/m3 (64) 64.0
 
May 21, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A N/A 17.8 μg/m3 (63) 63.0
 
May 21, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 19.8 μg/m3 (68) 68.0
 
May 21, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 18.8 μg/m3 (66) 66.0
 
May 21, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 17.6 μg/m3 (63) 63.0
 
May 21, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 10.6 μg/m3 (45) 45.0
 
May 21, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 6.8 μg/m3 (29) 29.0
 
May 21, 2022, midnight N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 8.5 μg/m3 (36) 36.0
 
May 20, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 19.4 μg/m3 (67) 67.0
 
May 20, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 19.4 μg/m3 (67) 67.0
 
May 20, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 20.6 μg/m3 (69) 69.0
 
May 20, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 24.1 μg/m3 (77) 77.0
 
May 20, 2022, 6 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 21.9 μg/m3 (72) 72.0
 
May 20, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 24.6 μg/m3 (78) 78.0
 
May 20, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 25.2 μg/m3 (79) 79.0
 
May 20, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 32.5 μg/m3 (94) 94.0
 
May 20, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 34.2 μg/m3 (98) 98.0
 
May 20, 2022, 1 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 29.3 μg/m3 (88) 88.0
 
May 20, 2022, 11 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 17.9 μg/m3 (64) 64.0
 
May 20, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 14.4 μg/m3 (56) 56.0
 
May 20, 2022, 9 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 9.3 μg/m3 (39) 39.0
 
May 20, 2022, 8 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 11.3 μg/m3 (48) 48.0
 
May 20, 2022, 7 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 13.4 μg/m3 (54) 54.0
 
May 20, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 14.0 μg/m3 (55) 55.0
 
May 20, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 12.3 μg/m3 (52) 52.0
 
May 20, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 8.3 μg/m3 (35) 35.0
 
May 20, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 9.7 μg/m3 (41) 41.0
 
May 20, 2022, 2 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 9.7 μg/m3 (41) 41.0
 
May 20, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 4.0 μg/m3 (17) 31.0
 
May 20, 2022, midnight N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 2.0 μg/m3 (9) 32.0
 
May 19, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A N/A 33.0
 
May 19, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 9.3 μg/m3 (39) 39.0
 
May 19, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A N/A 35.0
 
May 19, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 7.4 μg/m3 (31) 36.0
 
May 19, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 9.4 μg/m3 (40) 40.0
 
May 19, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 10.8 μg/m3 (46) 46.0
 
May 19, 2022, 4 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 16.6 μg/m3 (61) 61.0
 
May 19, 2022, 6 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 6.9 μg/m3 (29) 29.0
 
May 19, 2022, 5 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 5.2 μg/m3 (22) 25.0
 
May 19, 2022, 4 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 4.2 μg/m3 (18) 27.0
 
May 19, 2022, 3 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 7.0 μg/m3 (30) 30.0
 
May 19, 2022, 2 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
 
May 19, 2022, 1 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A -1.8 μg/m3 (0) 30.0
 
May 18, 2022, 11 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A N/A 33.0
 
May 18, 2022, 10 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 11.9 μg/m3 (50) 50.0
 
May 18, 2022, 9 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 12.1 μg/m3 (51) 51.0
 
May 18, 2022, 8 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 10.9 μg/m3 (46) 46.0
 
May 18, 2022, 7 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 11.8 μg/m3 (50) 50.0
 
May 18, 2022, 5 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 15.9 μg/m3 (59) 59.0