ID: 291

AQSQID: 120571065

Site Name: Gandy

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

Updated: May 17, 2021, 10:50 p.m.

Location: Tampa (Rattlesnake), FL

Reporting: True, Located: True

Current AQI: 68.0

Tampa (Rattlesnake) FL, US: 27.8928, -82.5383

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
May 17, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (68) N/A N/A 7.5 μg/m3 (32) 68.0
 
May 17, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (68) N/A N/A 5.4 μg/m3 (23) 68.0
 
May 17, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (78) N/A N/A 9.0 μg/m3 (38) 78.0
 
May 17, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (78) N/A N/A 6.9 μg/m3 (29) 78.0
 
May 17, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (65) N/A N/A 6.5 μg/m3 (28) 65.0
 
May 17, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (61) N/A N/A 8.0 μg/m3 (34) 61.0
 
May 17, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) N/A N/A 7.3 μg/m3 (31) 50.0
 
May 17, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 7.8 μg/m3 (33) 41.0
 
May 17, 2021, noon N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 8.0 μg/m3 (34) 36.0
 
May 17, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 6.5 μg/m3 (28) 30.0
 
May 17, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 8.0 μg/m3 (34) 35.0
 
May 17, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 9.6 μg/m3 (40) 40.0
 
May 17, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 8.8 μg/m3 (37) 39.0
 
May 17, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 8.5 μg/m3 (36) 41.0
 
May 17, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 6.6 μg/m3 (28) 44.0
 
May 17, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A N/A 4.5 μg/m3 (19) 49.0
 
May 17, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A N/A 4.9 μg/m3 (21) 49.0
 
May 17, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A N/A 6.4 μg/m3 (27) 49.0
 
May 17, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A 6.5 μg/m3 (28) 50.0
 
May 17, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) N/A N/A 8.5 μg/m3 (36) 50.0
 
May 17, 2021, midnight N/A N/A N/A N/A N/A N/A 57.0 ppb (58) N/A N/A 7.8 μg/m3 (33) 58.0
 
May 16, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (61) N/A N/A 5.3 μg/m3 (23) 61.0
 
May 16, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (65) N/A N/A 5.2 μg/m3 (22) 65.0
 
May 16, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (71) N/A N/A 3.8 μg/m3 (16) 71.0
 
May 16, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (78) N/A N/A 7.6 μg/m3 (32) 78.0
 
May 16, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (78) N/A N/A 2.9 μg/m3 (13) 78.0
 
May 16, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (81) N/A N/A 6.1 μg/m3 (26) 81.0
 
May 16, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (74) N/A N/A 5.2 μg/m3 (22) 74.0
 
May 16, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (71) N/A N/A 6.0 μg/m3 (25) 71.0
 
May 16, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (68) N/A N/A 6.6 μg/m3 (28) 68.0
 
May 16, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (55) N/A N/A 8.9 μg/m3 (38) 55.0
 
May 16, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A N/A 7.0 μg/m3 (30) 48.0
 
May 16, 2021, noon N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 6.1 μg/m3 (26) 46.0
 
May 16, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A N/A 6.9 μg/m3 (29) 43.0
 
May 16, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 7.1 μg/m3 (30) 44.0
 
May 16, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 7.6 μg/m3 (32) 44.0
 
May 16, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 7.7 μg/m3 (33) 44.0
 
May 16, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 5.7 μg/m3 (24) 45.0
 
May 16, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 6.6 μg/m3 (28) 45.0
 
May 16, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 5.7 μg/m3 (24) 46.0
 
May 16, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 6.4 μg/m3 (27) 44.0
 
May 16, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 7.7 μg/m3 (33) 44.0
 
May 16, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 7.3 μg/m3 (31) 45.0
 
May 16, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A 8.6 μg/m3 (36) 50.0
 
May 16, 2021, midnight N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A N/A 6.2 μg/m3 (26) 51.0
 
May 15, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (55) N/A N/A 5.9 μg/m3 (25) 55.0
 
May 15, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) N/A N/A 3.2 μg/m3 (14) 50.0
 
May 15, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A N/A 6.0 μg/m3 (25) 51.0
 
May 15, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A N/A 6.2 μg/m3 (26) 51.0
 
May 15, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A 10.1 μg/m3 (43) 50.0
 
May 15, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A N/A 6.3 μg/m3 (27) 51.0
 
May 15, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) N/A N/A 5.0 μg/m3 (21) 50.0
 
May 15, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A 5.0 μg/m3 (21) 50.0
 
May 15, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A 4.7 μg/m3 (20) 50.0
 
May 15, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A N/A 7.0 μg/m3 (30) 49.0
 
May 15, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A N/A 7.7 μg/m3 (33) 48.0
 
May 15, 2021, noon N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 4.5 μg/m3 (19) 46.0
 
May 15, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 8.0 μg/m3 (34) 45.0
 
May 15, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 7.7 μg/m3 (33) 45.0
 
May 15, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 9.6 μg/m3 (40) 46.0
 
May 15, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 7.6 μg/m3 (32) 46.0
 
May 15, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 7.8 μg/m3 (33) 46.0
 
May 15, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 7.6 μg/m3 (32) 46.0
 
May 15, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 7.0 μg/m3 (30) 47.0
 
May 15, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 8.4 μg/m3 (36) 47.0
 
May 15, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 8.0 μg/m3 (34) 46.0
 
May 15, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A N/A 10.5 μg/m3 (44) 44.0
 
May 15, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 10.4 μg/m3 (44) 44.0
 
May 15, 2021, midnight N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 7.5 μg/m3 (32) 41.0
 
May 14, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A N/A 6.2 μg/m3 (26) 41.0
 
May 14, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A N/A 2.0 μg/m3 (9) 43.0
 
May 14, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 4.8 μg/m3 (20) 44.0
 
May 14, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A N/A 5.9 μg/m3 (25) 45.0
 
May 14, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A N/A 4.1 μg/m3 (18) 48.0
 
May 14, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A N/A 6.8 μg/m3 (29) 50.0
 
May 14, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A N/A 8.3 μg/m3 (35) 46.0
 
May 14, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A N/A 6.4 μg/m3 (27) 47.0
 
May 14, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 4.8 μg/m3 (20) 44.0
 
May 14, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 6.1 μg/m3 (26) 40.0
 
May 14, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A N/A 6.9 μg/m3 (29) 40.0
 
May 14, 2021, noon 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 14, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 5.8 μg/m3 (25) 37.0
 
May 14, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 8.9 μg/m3 (38) 38.0
 
May 14, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 9.5 μg/m3 (40) 40.0
 
May 14, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 8.5 μg/m3 (36) 36.0
 
May 14, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A 7.8 μg/m3 (33) 33.0
 
May 14, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 7.5 μg/m3 (32) 32.0
 
May 14, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 7.8 μg/m3 (33) 33.0
 
May 14, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 6.3 μg/m3 (27) 27.0
 
May 14, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 10.4 μg/m3 (44) 44.0
 
May 14, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A N/A 8.0 μg/m3 (34) 34.0
 
May 14, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A N/A 8.5 μg/m3 (36) 36.0
 
May 14, 2021, midnight N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 11.7 μg/m3 (49) 49.0
 
May 13, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A N/A 9.8 μg/m3 (41) 41.0
 
May 13, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 6.1 μg/m3 (26) 37.0
 
May 13, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A 8.0 μg/m3 (34) 38.0
 
May 13, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A N/A 9.5 μg/m3 (40) 40.0
 
May 13, 2021, 7 p.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
 
May 13, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 12.5 μg/m3 (52) 52.0
 
May 13, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A N/A 15.4 μg/m3 (58) 58.0
 
May 13, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A 12.7 μg/m3 (53) 53.0
 
May 13, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A 12.4 μg/m3 (52) 52.0
 
May 13, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 11.2 μg/m3 (47) 47.0
 
May 13, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 16.6 μg/m3 (61) 61.0
 
May 13, 2021, noon N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 16.2 μg/m3 (60) 60.0
 
May 13, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 14.6 μg/m3 (57) 57.0
 
May 13, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A 16.1 μg/m3 (60) 60.0
 
May 13, 2021, 9 a.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 13, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A N/A 20.2 μg/m3 (69) 69.0
 
May 13, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A N/A 18.6 μg/m3 (65) 65.0
 
May 13, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A N/A 18.9 μg/m3 (66) 66.0
 
May 13, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A N/A 17.8 μg/m3 (63) 63.0
 
May 13, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A N/A 18.3 μg/m3 (65) 65.0
 
May 13, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A N/A 23.2 μg/m3 (75) 75.0
 
May 13, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A N/A 26.7 μg/m3 (82) 82.0
 
May 13, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A N/A 25.2 μg/m3 (79) 79.0
 
May 13, 2021, midnight N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A N/A 34.9 μg/m3 (99) 99.0
 
May 12, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A N/A 25.0
 
May 12, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A N/A N/A 30.0
 
May 12, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A N/A N/A 32.0
 
May 12, 2021, 8 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 12, 2021, 7 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
 
May 12, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A N/A 39.0
 
May 12, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A N/A N/A 38.0
 
May 12, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 15.1 μg/m3 (58) 58.0
 
May 12, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 14.6 μg/m3 (57) 57.0
 
May 12, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A N/A 16.0 μg/m3 (60) 60.0
 
May 12, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 13.3 μg/m3 (54) 54.0
 
May 12, 2021, noon N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 10.7 μg/m3 (45) 45.0
 
May 12, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A N/A 12.3 μg/m3 (52) 52.0
 
May 12, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A N/A 14.4 μg/m3 (56) 56.0
 
May 12, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A N/A 18.8 μg/m3 (66) 66.0
 
May 12, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A N/A 15.5 μg/m3 (59) 59.0
 
May 12, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A N/A 13.0 μg/m3 (53) 53.0
 
May 12, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A N/A 11.8 μg/m3 (50) 50.0
 
May 12, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 11.1 μg/m3 (47) 47.0
 
May 12, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 11.1 μg/m3 (47) 47.0
 
May 12, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A N/A 14.3 μg/m3 (56) 56.0
 
May 12, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A N/A 13.2 μg/m3 (54) 54.0
 
May 12, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A N/A 14.0 μg/m3 (55) 55.0
 
May 12, 2021, midnight N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 15.2 μg/m3 (58) 58.0
 
May 11, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A N/A 13.3 μg/m3 (54) 54.0
 
May 11, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A N/A 11.5 μg/m3 (48) 48.0
 
May 11, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 12.8 μg/m3 (53) 53.0
 
May 11, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A N/A 13.9 μg/m3 (55) 55.0
 
May 11, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 13.8 μg/m3 (55) 55.0
 
May 11, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A N/A 9.9 μg/m3 (42) 42.0
 
May 11, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) N/A N/A 16.5 μg/m3 (61) 61.0
 
May 11, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A N/A N/A 38.0
 
May 11, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A N/A N/A 29.0
 
May 11, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A N/A N/A 25.0
 
May 11, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.6 μg/m3 (55) 55.0
 
May 11, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.2 μg/m3 (60) 60.0
 
May 11, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (53) 53.0
 
May 11, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A N/A 12.4 μg/m3 (52) 52.0
 
May 11, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (4) N/A N/A 10.1 μg/m3 (43) 43.0
 
May 11, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 9.1 μg/m3 (38) 38.0
 
May 11, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 7.4 μg/m3 (31) 31.0
 
May 11, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 6.8 μg/m3 (29) 29.0
 
May 11, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 7.2 μg/m3 (31) 31.0
 
May 11, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A N/A 9.1 μg/m3 (38) 38.0
 
May 11, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A N/A 8.2 μg/m3 (35) 35.0
 
May 11, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A N/A 8.5 μg/m3 (36) 36.0
 
May 11, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A N/A 8.4 μg/m3 (36) 36.0
 
May 11, 2021, midnight N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A N/A 10.4 μg/m3 (44) 44.0
 
May 10, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A N/A 11.1 μg/m3 (47) 47.0
 
May 10, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A N/A 8.6 μg/m3 (36) 36.0
 
May 10, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A N/A 7.0 μg/m3 (30) 30.0