ID: 2391

AQSQID: 060731014

Site Name: Otay Mesa - Donovan

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

Updated: March 8, 2021, 9:32 a.m.

Location: San Diego (Donovan State Prison Rd), CA

Reporting: True, Located: True

Current AQI: 34.0

San Diego (Donovan State Prison Rd) CA, US: 32.579361, -116.929486

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
March 8, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 4.6 μg/m3 (20) 34.0
 
March 8, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 4.0 μg/m3 (17) 35.0
 
March 8, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 5.1 μg/m3 (22) 35.0
 
March 8, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 7.1 μg/m3 (30) 34.0
 
March 8, 2021, 4 a.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
 
March 8, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 6.1 μg/m3 (26) 34.0
 
March 8, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 9.3 μg/m3 (39) 39.0
 
March 8, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 4.6 μg/m3 (20) 36.0
 
March 8, 2021, midnight 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
 
March 7, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 2.9 μg/m3 (13) 37.0
 
March 7, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 5.6 μg/m3 (24) 39.0
 
March 7, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 6.9 μg/m3 (29) 38.0
 
March 7, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 6.4 μg/m3 (27) 40.0
 
March 7, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 7.3 μg/m3 (31) 38.0
 
March 7, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 12.0 μg/m3 (50) 50.0
 
March 7, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 17.5 μg/m3 (63) 63.0
 
March 7, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A N/A 19.7 μg/m3 (67) 67.0
 
March 7, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 17.0 μg/m3 (62) 62.0
 
March 7, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A N/A 7.6 μg/m3 (32) 32.0
 
March 7, 2021, 1 p.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
 
March 7, 2021, noon N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 4.1 μg/m3 (18) 28.0
 
March 7, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 2.9 μg/m3 (13) 25.0
 
March 7, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.1 μg/m3 (9) 9.0
 
March 7, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 4.6 μg/m3 (20) 20.0
 
March 7, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 5.3 μg/m3 (23) 30.0
 
March 7, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 4.5 μg/m3 (19) 35.0
 
March 7, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 2.6 μg/m3 (11) 33.0
 
March 7, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 3.5 μg/m3 (15) 33.0
 
March 7, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 5.0 μg/m3 (21) 31.0
 
March 7, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 3.4 μg/m3 (15) 32.0
 
March 7, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 4.7 μg/m3 (20) 32.0
 
March 7, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 6.9 μg/m3 (29) 32.0
 
March 7, 2021, midnight N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 7.8 μg/m3 (33) 35.0
 
March 6, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 6.5 μg/m3 (28) 37.0
 
March 6, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 9.7 μg/m3 (41) 42.0
 
March 6, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 12.0 μg/m3 (50) 50.0
 
March 6, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 8.6 μg/m3 (36) 47.0
 
March 6, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 10.8 μg/m3 (46) 46.0
 
March 6, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 9.3 μg/m3 (39) 41.0
 
March 6, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 12.1 μg/m3 (51) 51.0
 
March 6, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 10.0 μg/m3 (42) 42.0
 
March 6, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 11.8 μg/m3 (50) 50.0
 
March 6, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 11.4 μg/m3 (48) 48.0
 
March 6, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 11.8 μg/m3 (50) 50.0
 
March 6, 2021, noon N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 6.1 μg/m3 (26) 30.0
 
March 6, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.4 μg/m3 (31) 31.0
 
March 6, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.1 μg/m3 (30) 30.0
 
March 6, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 17.1 μg/m3 (62) 62.0
 
March 6, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 9.8 μg/m3 (41) 41.0
 
March 6, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 10.2 μg/m3 (43) 43.0
 
March 6, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 4.3 μg/m3 (18) 22.0
 
March 6, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 4.2 μg/m3 (18) 25.0
 
March 6, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 7.3 μg/m3 (31) 31.0
 
March 6, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 7.4 μg/m3 (31) 33.0
 
March 6, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 6.2 μg/m3 (26) 39.0
 
March 6, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 4.8 μg/m3 (20) 45.0
 
March 6, 2021, midnight N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A N/A 6.6 μg/m3 (28) 49.0
 
March 5, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 12.3 μg/m3 (52) 52.0
 
March 5, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A N/A 5.4 μg/m3 (23) 49.0
 
March 5, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 5.6 μg/m3 (24) 47.0
 
March 5, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (34) 34.0
 
March 5, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.8 μg/m3 (25) 25.0
 
March 5, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -1.5 μg/m3 (0) 0.0
March 5, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 5.2 μg/m3 (22) 35.0
 
March 5, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A N/A 11.8 μg/m3 (50) 50.0
 
March 5, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A N/A 17.4 μg/m3 (63) 63.0
 
March 5, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A N/A 12.1 μg/m3 (51) 51.0
 
March 5, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A N/A 19.3 μg/m3 (67) 67.0
 
March 5, 2021, noon N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 2.9 μg/m3 (13) 26.0
 
March 5, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 32.1 μg/m3 (94) 94.0
 
March 5, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.7 μg/m3 (41) 41.0
 
March 5, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A N/A 20.7 μg/m3 (70) 70.0
 
March 5, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A N/A 8.3 μg/m3 (35) 35.0
 
March 5, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 7.5 μg/m3 (32) 32.0
 
March 5, 2021, 6 a.m. 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
 
March 5, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A N/A 8.1 μg/m3 (34) 34.0
 
March 5, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 0.7 μg/m3 (3) 24.0
 
March 5, 2021, 3 a.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
 
March 5, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 3.6 μg/m3 (16) 38.0
 
March 5, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 5.7 μg/m3 (24) 41.0
 
March 5, 2021, midnight N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 4.5 μg/m3 (19) 42.0
 
March 4, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 3.7 μg/m3 (16) 45.0
 
March 4, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A N/A 3.9 μg/m3 (17) 49.0
 
March 4, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A 2.2 μg/m3 (10) 50.0
 
March 4, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A N/A 2.7 μg/m3 (12) 48.0
 
March 4, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 3.8 μg/m3 (16) 41.0
 
March 4, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 1.5 μg/m3 (7) 38.0
 
March 4, 2021, 5 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
 
March 4, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 3.5 μg/m3 (15) 30.0
 
March 4, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A N/A 5.3 μg/m3 (23) 23.0
 
March 4, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 1.4 μg/m3 (6) 24.0
 
March 4, 2021, 1 p.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 (4) 31.0
 
March 4, 2021, noon N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A -0.5 μg/m3 (0) 34.0
 
March 4, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.3 μg/m3 (10) 10.0
 
March 4, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (21) 21.0
 
March 4, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 4.5 μg/m3 (19) 34.0
 
March 4, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 2.0 μg/m3 (9) 34.0
 
March 4, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 1.5 μg/m3 (7) 31.0
 
March 4, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 3.2 μg/m3 (14) 27.0
 
March 4, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 3.7 μg/m3 (16) 26.0
 
March 4, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 4.0 μg/m3 (17) 19.0
 
March 4, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A N/A 4.6 μg/m3 (20) 21.0
 
March 4, 2021, 2 a.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
 
March 4, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 4.2 μg/m3 (18) 26.0
 
March 4, 2021, midnight N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 4.7 μg/m3 (20) 30.0
 
March 3, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 3.3 μg/m3 (14) 32.0
 
March 3, 2021, 10 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
 
March 3, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 6.1 μg/m3 (26) 38.0
 
March 3, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 0.8 μg/m3 (4) 37.0
 
March 3, 2021, 7 p.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
 
March 3, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 6.4 μg/m3 (27) 36.0
 
March 3, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 11.5 μg/m3 (48) 48.0
 
March 3, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 11.3 μg/m3 (48) 48.0
 
March 3, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 17.2 μg/m3 (62) 62.0
 
March 3, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 24.7 μg/m3 (78) 78.0
 
March 3, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A N/A 58.1 μg/m3 (153) 153.0
 
March 3, 2021, noon N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A N/A 40.9 μg/m3 (115) 115.0
 
March 3, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.4 μg/m3 (44) 44.0
 
March 3, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.6 μg/m3 (36) 36.0
 
March 3, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 16.7 μg/m3 (61) 61.0
 
March 3, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A N/A 25.3 μg/m3 (79) 79.0
 
March 3, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A N/A 26.9 μg/m3 (83) 83.0
 
March 3, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A N/A 26.0 μg/m3 (81) 81.0
 
March 3, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 9.4 μg/m3 (40) 40.0
 
March 3, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A N/A 7.1 μg/m3 (30) 33.0
 
March 3, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 3.9 μg/m3 (17) 35.0
 
March 3, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 2.1 μg/m3 (9) 41.0
 
March 3, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A N/A 4.0 μg/m3 (17) 43.0
 
March 3, 2021, midnight N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 6.0 μg/m3 (25) 44.0
 
March 2, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 4.6 μg/m3 (20) 46.0
 
March 2, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A N/A 2.3 μg/m3 (10) 48.0
 
March 2, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 4.0 μg/m3 (17) 47.0
 
March 2, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 6.2 μg/m3 (26) 45.0
 
March 2, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 8.1 μg/m3 (34) 44.0
 
March 2, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 13.0 μg/m3 (53) 53.0
 
March 2, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 7.8 μg/m3 (33) 42.0
 
March 2, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 4.3 μg/m3 (18) 38.0
 
March 2, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 6.1 μg/m3 (26) 36.0
 
March 2, 2021, 2 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
 
March 2, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 27.7 μg/m3 (84) 84.0
 
March 2, 2021, noon N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 2.0 μg/m3 (9) 38.0
 
March 2, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.5 μg/m3 (3) 3.0
 
March 2, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.7 μg/m3 (8) 8.0
 
March 2, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 5.4 μg/m3 (23) 38.0
 
March 2, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 7.9 μg/m3 (33) 36.0
 
March 2, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 3.5 μg/m3 (15) 38.0
 
March 2, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 3.4 μg/m3 (15) 35.0
 
March 2, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 5.8 μg/m3 (25) 35.0
 
March 2, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 15.7 μg/m3 (59) 59.0
 
March 2, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A N/A 4.5 μg/m3 (19) 34.0
 
March 2, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A 2.2 μg/m3 (10) 38.0
 
March 2, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 0.4 μg/m3 (2) 42.0
 
March 2, 2021, midnight N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A -0.9 μg/m3 (0) 44.0
 
March 1, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 6.8 μg/m3 (29) 44.0
 
March 1, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 12.7 μg/m3 (53) 53.0
 
March 1, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 13.8 μg/m3 (55) 55.0
 
March 1, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A N/A 10.3 μg/m3 (43) 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 N/A 14.5 μg/m3 (57) 57.0
 
March 1, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 39.4 μg/m3 (111) 111.0
 
March 1, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 16.7 μg/m3 (61) 61.0
 
March 1, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A N/A 24.6 μg/m3 (78) 78.0
 
March 1, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 13.3 μg/m3 (54) 54.0
 
March 1, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 6.0 μg/m3 (25) 39.0
 
March 1, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 3.6 μg/m3 (16) 40.0
 
March 1, 2021, noon N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A -1.4 μg/m3 (0) 41.0
 
March 1, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -2.9 μg/m3 (0) 0.0
March 1, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A -1.3 μg/m3 (0) 0.0
March 1, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A -2.1 μg/m3 (0) 42.0