ID: 995

AQSQID: 500210002

Site Name: Rutland

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

Updated: July 28, 2021, 7:53 p.m.

Location: Rutland (Pine St), VT

Reporting: True, Located: True

Current AQI: 25.0

Rutland (Pine St) VT, US: 43.608528, -72.98246

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 28, 2021, 6 p.m. 1.5 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 26.0 ppb (25) 0.1 ppb (2) N/A 5.7 μg/m3 (24) 25.0
 
July 28, 2021, 5 p.m. 1.6 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 24.0 ppb (23) 0.1 ppb (2) N/A 6.2 μg/m3 (26) 26.0
 
July 28, 2021, 4 p.m. 1.5 ppb (2) 0.3 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 24.0 ppb (23) 0.1 ppb (2) N/A 6.5 μg/m3 (28) 28.0
 
July 28, 2021, 3 p.m. 1.3 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 24.0 ppb (23) 0.1 ppb (2) N/A 6.5 μg/m3 (28) 28.0
 
July 28, 2021, 2 p.m. 1.7 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 23.0 ppb (22) 0.1 ppb (2) N/A 7.7 μg/m3 (33) 33.0
 
July 28, 2021, 1 p.m. 1.8 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 22.0 ppb (21) 0.2 ppb (3) N/A 8.8 μg/m3 (37) 37.0
 
July 28, 2021, noon 2.9 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 17.0 ppb (16) 0.2 ppb (3) N/A 10.9 μg/m3 (46) 46.0
 
July 28, 2021, 11 a.m. 3.4 ppb (4) 1.4 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 15.0 ppb (14) 0.2 ppb (3) N/A 12.2 μg/m3 (52) 52.0
 
July 28, 2021, 10 a.m. 2.1 ppb (2) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 16.0 ppb (15) 0.2 ppb (3) N/A 12.6 μg/m3 (53) 53.0
 
July 28, 2021, 9 a.m. 1.3 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 16.0 ppb (15) 0.2 ppb (3) N/A 12.0 μg/m3 (50) 50.0
 
July 28, 2021, 8 a.m. 1.2 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 17.0 ppb (16) 0.2 ppb (3) N/A 12.0 μg/m3 (50) 50.0
 
July 28, 2021, 7 a.m. 1.0 ppb (1) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) N/A 0.2 ppb (3) N/A 11.7 μg/m3 (49) 49.0
 
July 28, 2021, 6 a.m. 1.1 ppb (2) 0.2 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 20.0 ppb (19) 0.2 ppb (3) N/A 12.8 μg/m3 (53) 53.0
 
July 28, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A N/A 12.4 μg/m3 (52) 52.0
 
July 28, 2021, 4 a.m. 1.4 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 14.0 ppb (13) 0.2 ppb (3) N/A 10.4 μg/m3 (44) 44.0
 
July 28, 2021, 3 a.m. 1.1 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 17.0 ppb (16) 0.2 ppb (3) N/A 12.7 μg/m3 (53) 53.0
 
July 28, 2021, 2 a.m. 1.8 ppb (2) 0.3 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 16.0 ppb (15) 0.2 ppb (3) N/A 11.4 μg/m3 (48) 48.0
 
July 28, 2021, 1 a.m. 2.3 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 15.0 ppb (14) 0.2 ppb (3) N/A 14.8 μg/m3 (57) 57.0
 
July 28, 2021, midnight 4.3 ppb (5) 1.3 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 15.0 ppb (14) 0.2 ppb (3) N/A 15.5 μg/m3 (59) 59.0
 
July 27, 2021, 11 p.m. 3.1 ppb (3) 0.5 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 21.0 ppb (20) 0.2 ppb (3) N/A 14.1 μg/m3 (56) 56.0
 
July 27, 2021, 10 p.m. 4.0 ppb (4) 0.8 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 22.0 ppb (21) 0.2 ppb (3) N/A 14.0 μg/m3 (55) 55.0
 
July 27, 2021, 9 p.m. 4.1 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 23.0 ppb (22) 0.2 ppb (3) N/A 13.6 μg/m3 (55) 55.0
 
July 27, 2021, 8 p.m. 3.6 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 27.0 ppb (25) 0.3 ppb (4) N/A 14.9 μg/m3 (57) 57.0
 
July 27, 2021, 7 p.m. 2.4 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (31) 0.3 ppb (4) N/A 26.6 μg/m3 (82) 82.0
 
July 27, 2021, 6 p.m. 2.7 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (38) 0.3 ppb (4) N/A 34.9 μg/m3 (99) 99.0
 
July 27, 2021, 5 p.m. 2.1 ppb (2) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 42.0 ppb (39) 0.3 ppb (4) N/A 31.6 μg/m3 (93) 93.0
 
July 27, 2021, 4 p.m. 2.2 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 42.0 ppb (39) 0.3 ppb (4) N/A 29.2 μg/m3 (87) 87.0
 
July 27, 2021, 3 p.m. 2.1 ppb (2) 0.3 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 41.0 ppb (38) 0.3 ppb (4) N/A 21.5 μg/m3 (71) 71.0
 
July 27, 2021, 2 p.m. 6.9 ppb (7) 1.8 ppb (2) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 33.0 ppb (31) 0.3 ppb (4) N/A 20.3 μg/m3 (69) 69.0
 
July 27, 2021, 1 p.m. 16.1 ppb (16) 8.1 ppb (8) N/A 8.0 ppb (8) N/A 0.0 ppb (0) 16.0 ppb (15) 0.6 ppb (7) N/A 18.9 μg/m3 (66) 66.0
 
July 27, 2021, noon 34.5 ppb (33) 24.2 ppb (23) N/A 10.0 ppb (10) N/A 0.0 ppb (0) 4.0 ppb (4) 0.4 ppb (5) N/A 19.5 μg/m3 (67) 67.0
 
July 27, 2021, 11 a.m. 19.5 ppb (19) 11.6 ppb (11) N/A 8.0 ppb (8) N/A 0.0 ppb (0) 4.0 ppb (4) 0.3 ppb (4) N/A 19.2 μg/m3 (66) 66.0
 
July 27, 2021, 10 a.m. 12.2 ppb (12) 6.5 ppb (7) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 3.0 ppb (3) 0.3 ppb (4) N/A 19.4 μg/m3 (67) 67.0
 
July 27, 2021, 9 a.m. 5.0 ppb (5) 1.8 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 3.0 ppb (3) 0.2 ppb (3) N/A 20.6 μg/m3 (69) 69.0
 
July 27, 2021, 8 a.m. 4.8 ppb (5) 1.1 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 6.0 ppb (6) 0.2 ppb (3) N/A 21.7 μg/m3 (72) 72.0
 
July 27, 2021, 7 a.m. 2.5 ppb (3) 0.2 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A 0.2 ppb (3) N/A 21.2 μg/m3 (71) 71.0
 
July 27, 2021, 6 a.m. 4.3 ppb (5) 0.7 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 8.0 ppb (8) 0.3 ppb (4) N/A 22.6 μg/m3 (74) 74.0
 
July 27, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A N/A 23.9 μg/m3 (76) 76.0
 
July 27, 2021, 4 a.m. 2.3 ppb (3) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 12.0 ppb (12) 0.3 ppb (4) N/A 25.6 μg/m3 (80) 80.0
 
July 27, 2021, 3 a.m. 2.4 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 16.0 ppb (15) 0.3 ppb (4) N/A 24.7 μg/m3 (78) 78.0
 
July 27, 2021, 2 a.m. 6.8 ppb (7) 1.5 ppb (2) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 23.0 ppb (22) 0.3 ppb (4) N/A 23.6 μg/m3 (76) 76.0
 
July 27, 2021, 1 a.m. 4.4 ppb (5) 0.7 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 31.0 ppb (29) 0.3 ppb (4) N/A 25.6 μg/m3 (80) 80.0
 
July 27, 2021, midnight 6.5 ppb (7) 1.2 ppb (2) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 28.0 ppb (26) 0.5 ppb (6) N/A 46.0 μg/m3 (127) 127.0
 
July 26, 2021, 11 p.m. 3.9 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 36.0 ppb (34) 0.4 ppb (5) N/A 48.8 μg/m3 (134) 134.0
 
July 26, 2021, 10 p.m. 3.2 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 41.0 ppb (38) 0.4 ppb (5) N/A 56.5 μg/m3 (152) 152.0
 
July 26, 2021, 9 p.m. 2.7 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 42.0 ppb (39) 0.5 ppb (6) N/A 69.2 μg/m3 (159) 159.0
 
July 26, 2021, 8 p.m. 5.1 ppb (5) 1.6 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 45.0 ppb (42) 0.5 ppb (6) N/A 74.4 μg/m3 (161) 161.0
 
July 26, 2021, 7 p.m. 3.7 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 42.0 ppb (39) 0.5 ppb (6) N/A 69.1 μg/m3 (159) 159.0
 
July 26, 2021, 6 p.m. 2.4 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 43.0 ppb (40) 0.5 ppb (6) N/A 70.1 μg/m3 (159) 159.0
 
July 26, 2021, 5 p.m. 1.9 ppb (2) 0.2 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 43.0 ppb (40) 0.4 ppb (5) N/A 59.5 μg/m3 (154) 154.0
 
July 26, 2021, 4 p.m. 2.0 ppb (2) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 41.0 ppb (38) 0.3 ppb (4) N/A 48.5 μg/m3 (134) 134.0
 
July 26, 2021, 3 p.m. 2.5 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 38.0 ppb (36) 0.4 ppb (5) N/A 40.4 μg/m3 (114) 114.0
 
July 26, 2021, 2 p.m. 2.5 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (34) 0.3 ppb (4) N/A 36.3 μg/m3 (103) 103.0
 
July 26, 2021, 1 p.m. 11.2 ppb (11) 4.3 ppb (5) N/A 7.0 ppb (7) N/A 0.0 ppb (0) 23.0 ppb (22) 0.4 ppb (5) N/A 40.8 μg/m3 (115) 115.0
 
July 26, 2021, noon 18.5 ppb (18) 7.5 ppb (8) N/A 11.0 ppb (11) N/A 0.0 ppb (0) 10.0 ppb (10) 0.4 ppb (5) N/A 42.5 μg/m3 (119) 119.0
 
July 26, 2021, 11 a.m. 8.4 ppb (8) 3.6 ppb (4) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 6.0 ppb (6) 0.4 ppb (5) N/A 35.9 μg/m3 (102) 102.0
 
July 26, 2021, 10 a.m. 6.8 ppb (7) 3.0 ppb (3) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 2.0 ppb (2) 0.3 ppb (4) N/A 28.7 μg/m3 (86) 86.0
 
July 26, 2021, 9 a.m. 5.6 ppb (6) 1.5 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 2.0 ppb (2) 0.3 ppb (4) N/A 25.4 μg/m3 (79) 79.0
 
July 26, 2021, 8 a.m. 5.4 ppb (6) 0.7 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 7.0 ppb (7) 0.3 ppb (4) N/A 27.8 μg/m3 (85) 85.0
 
July 26, 2021, 7 a.m. 4.3 ppb (5) 0.4 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A 0.3 ppb (4) N/A 19.1 μg/m3 (66) 66.0
 
July 26, 2021, 6 a.m. 5.3 ppb (5) 0.7 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 3.0 ppb (3) 0.3 ppb (4) N/A 19.1 μg/m3 (66) 66.0
 
July 26, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (4) N/A N/A 22.2 μg/m3 (73) 73.0
 
July 26, 2021, 4 a.m. 5.5 ppb (6) 0.6 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 5.0 ppb (5) 0.3 ppb (4) N/A 16.1 μg/m3 (60) 60.0
 
July 26, 2021, 3 a.m. 4.7 ppb (5) 0.7 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 7.0 ppb (7) 0.3 ppb (4) N/A 15.3 μg/m3 (58) 58.0
 
July 26, 2021, 2 a.m. 5.1 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 10.0 ppb (10) 0.2 ppb (3) N/A 13.4 μg/m3 (54) 54.0
 
July 26, 2021, 1 a.m. 5.9 ppb (6) 1.4 ppb (2) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 13.0 ppb (13) 0.3 ppb (4) N/A 13.8 μg/m3 (55) 55.0
 
July 26, 2021, midnight 4.7 ppb (5) 0.9 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 20.0 ppb (19) 0.2 ppb (3) N/A 12.8 μg/m3 (53) 53.0
 
July 25, 2021, 11 p.m. 4.6 ppb (5) 0.9 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 26.0 ppb (25) 0.2 ppb (3) N/A 12.4 μg/m3 (52) 52.0
 
July 25, 2021, 10 p.m. 3.2 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 39.0 ppb (37) 0.2 ppb (3) N/A 11.8 μg/m3 (50) 50.0
 
July 25, 2021, 9 p.m. 3.4 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 38.0 ppb (36) 0.2 ppb (3) N/A 11.5 μg/m3 (48) 48.0
 
July 25, 2021, 8 p.m. 3.1 ppb (3) 1.1 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 42.0 ppb (39) 0.2 ppb (3) N/A 11.3 μg/m3 (48) 48.0
 
July 25, 2021, 7 p.m. 1.8 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 45.0 ppb (42) 0.2 ppb (3) N/A 11.3 μg/m3 (48) 48.0
 
July 25, 2021, 6 p.m. 1.4 ppb (2) 0.1 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 45.0 ppb (42) 0.2 ppb (3) N/A 12.5 μg/m3 (52) 52.0
 
July 25, 2021, 5 p.m. 1.5 ppb (2) 0.2 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 45.0 ppb (42) 0.2 ppb (3) N/A 11.7 μg/m3 (49) 49.0
 
July 25, 2021, 4 p.m. 1.8 ppb (2) 0.3 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 45.0 ppb (42) 0.2 ppb (3) N/A 11.7 μg/m3 (49) 49.0
 
July 25, 2021, 3 p.m. 2.4 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 41.0 ppb (38) 0.2 ppb (3) N/A 10.6 μg/m3 (45) 45.0
 
July 25, 2021, 2 p.m. 2.6 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (34) 0.2 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
July 25, 2021, 1 p.m. 3.5 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 28.0 ppb (26) 0.2 ppb (3) N/A 11.3 μg/m3 (48) 48.0
 
July 25, 2021, noon 2.9 ppb (3) 0.2 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 35.0 ppb (33) 0.2 ppb (3) N/A 10.9 μg/m3 (46) 46.0
 
July 25, 2021, 11 a.m. 2.7 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (31) 0.2 ppb (3) N/A 10.9 μg/m3 (46) 46.0
 
July 25, 2021, 10 a.m. 2.2 ppb (3) 0.2 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 37.0 ppb (35) 0.2 ppb (3) N/A 10.8 μg/m3 (46) 46.0
 
July 25, 2021, 9 a.m. 2.8 ppb (3) 0.3 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 33.0 ppb (31) 0.2 ppb (3) N/A 11.2 μg/m3 (47) 47.0
 
July 25, 2021, 8 a.m. 3.3 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 33.0 ppb (31) 0.2 ppb (3) N/A 11.1 μg/m3 (47) 47.0
 
July 25, 2021, 7 a.m. 2.7 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A 0.2 ppb (3) N/A 9.8 μg/m3 (41) 41.0
 
July 25, 2021, 6 a.m. 3.4 ppb (4) 0.9 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 30.0 ppb (28) 0.2 ppb (3) N/A 8.9 μg/m3 (38) 38.0
 
July 25, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A N/A 7.9 μg/m3 (33) 33.0
 
July 25, 2021, 4 a.m. 2.1 ppb (2) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (25) 0.2 ppb (3) N/A 8.0 μg/m3 (34) 34.0
 
July 25, 2021, 3 a.m. 1.6 ppb (2) 0.2 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 25.0 ppb (24) 0.1 ppb (2) N/A 7.3 μg/m3 (31) 31.0
 
July 25, 2021, 2 a.m. 2.1 ppb (2) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 23.0 ppb (22) 0.2 ppb (3) N/A 7.4 μg/m3 (31) 31.0
 
July 25, 2021, 1 a.m. 21.4 ppb (21) 11.5 ppb (11) N/A 10.0 ppb (10) N/A 0.0 ppb (0) 15.0 ppb (14) 0.2 ppb (3) N/A 8.8 μg/m3 (37) 37.0
 
July 25, 2021, midnight 4.9 ppb (5) 1.2 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 19.0 ppb (18) 0.2 ppb (3) N/A 8.7 μg/m3 (37) 37.0
 
July 24, 2021, 11 p.m. 2.5 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 29.0 ppb (27) 0.2 ppb (3) N/A 7.1 μg/m3 (30) 30.0
 
July 24, 2021, 10 p.m. 2.5 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 31.0 ppb (29) 0.1 ppb (2) N/A 6.7 μg/m3 (28) 29.0
 
July 24, 2021, 9 p.m. 2.3 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (31) 0.1 ppb (2) N/A 6.0 μg/m3 (25) 31.0
 
July 24, 2021, 8 p.m. 1.6 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (33) 0.1 ppb (2) N/A 6.1 μg/m3 (26) 33.0
 
July 24, 2021, 7 p.m. 1.2 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (33) 0.1 ppb (2) N/A 6.2 μg/m3 (26) 33.0
 
July 24, 2021, 6 p.m. 3.4 ppb (4) 1.1 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 35.0 ppb (33) 0.1 ppb (2) N/A 6.1 μg/m3 (26) 33.0
 
July 24, 2021, 5 p.m. 1.7 ppb (2) 0.3 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (33) 0.1 ppb (2) N/A 6.9 μg/m3 (29) 33.0
 
July 24, 2021, 4 p.m. 2.0 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (34) 0.1 ppb (2) N/A 7.2 μg/m3 (31) 34.0
 
July 24, 2021, 3 p.m. 3.4 ppb (4) 1.2 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 35.0 ppb (33) 0.1 ppb (2) N/A 8.0 μg/m3 (34) 34.0
 
July 24, 2021, 2 p.m. 4.6 ppb (5) 1.3 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 35.0 ppb (33) 0.2 ppb (3) N/A 9.9 μg/m3 (42) 42.0
 
July 24, 2021, 1 p.m. 26.5 ppb (25) 13.6 ppb (13) N/A 13.0 ppb (13) N/A 0.0 ppb (0) 17.0 ppb (16) 0.2 ppb (3) N/A 10.8 μg/m3 (46) 46.0
 
July 24, 2021, noon 18.8 ppb (18) 11.0 ppb (11) N/A 8.0 ppb (8) N/A 0.0 ppb (0) 14.0 ppb (13) 0.2 ppb (3) N/A 11.4 μg/m3 (48) 48.0
 
July 24, 2021, 11 a.m. 10.4 ppb (10) 6.0 ppb (6) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 8.0 ppb (8) 0.2 ppb (3) N/A 11.5 μg/m3 (48) 48.0
 
July 24, 2021, 10 a.m. 5.3 ppb (5) 2.5 ppb (3) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 4.0 ppb (4) 0.1 ppb (2) N/A 9.3 μg/m3 (39) 39.0
 
July 24, 2021, 9 a.m. 3.9 ppb (4) 1.7 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 1.0 ppb (1) 0.1 ppb (2) N/A 9.6 μg/m3 (40) 40.0
 
July 24, 2021, 8 a.m. 4.6 ppb (5) 1.3 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 2.0 ppb (2) 0.1 ppb (2) N/A 10.0 μg/m3 (42) 42.0
 
July 24, 2021, 7 a.m. 3.7 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A 0.1 ppb (2) N/A 9.8 μg/m3 (41) 41.0
 
July 24, 2021, 6 a.m. 4.1 ppb (4) 1.1 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 6.0 ppb (6) 0.2 ppb (3) N/A 10.5 μg/m3 (44) 44.0
 
July 24, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A N/A 10.9 μg/m3 (46) 46.0
 
July 24, 2021, 4 a.m. 2.6 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 9.0 ppb (9) 0.2 ppb (3) N/A 10.9 μg/m3 (46) 46.0
 
July 24, 2021, 3 a.m. 5.8 ppb (6) 1.3 ppb (2) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 9.0 ppb (9) 0.2 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
July 24, 2021, 2 a.m. 4.8 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 12.0 ppb (12) 0.2 ppb (3) N/A 10.6 μg/m3 (45) 45.0
 
July 24, 2021, 1 a.m. 5.0 ppb (5) 1.3 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 16.0 ppb (15) 0.2 ppb (3) N/A 8.9 μg/m3 (38) 38.0
 
July 24, 2021, midnight 5.0 ppb (5) 1.2 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 20.0 ppb (19) 0.2 ppb (3) N/A 8.5 μg/m3 (36) 36.0
 
July 23, 2021, 11 p.m. 1.9 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 28.0 ppb (26) 0.1 ppb (2) N/A 6.9 μg/m3 (29) 29.0
 
July 23, 2021, 10 p.m. 1.8 ppb (2) 0.7 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 30.0 ppb (28) 0.1 ppb (2) N/A 6.7 μg/m3 (28) 28.0
 
July 23, 2021, 9 p.m. 1.7 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 31.0 ppb (29) 0.1 ppb (2) N/A 7.4 μg/m3 (31) 31.0
 
July 23, 2021, 8 p.m. 1.9 ppb (2) 0.7 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (30) 0.1 ppb (2) N/A 7.3 μg/m3 (31) 31.0
 
July 23, 2021, 7 p.m. 1.5 ppb (2) 0.3 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (31) 0.1 ppb (2) N/A 6.3 μg/m3 (27) 31.0
 
July 23, 2021, 6 p.m. 1.6 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (32) 0.1 ppb (2) N/A 6.0 μg/m3 (25) 32.0
 
July 23, 2021, 5 p.m. 1.5 ppb (2) 0.5 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (30) 0.1 ppb (2) N/A 6.7 μg/m3 (28) 30.0
 
July 23, 2021, 4 p.m. 1.8 ppb (2) 0.7 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 31.0 ppb (29) 0.1 ppb (2) N/A 6.9 μg/m3 (29) 29.0
 
July 23, 2021, 3 p.m. 1.7 ppb (2) 0.7 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (30) 0.1 ppb (2) N/A 6.7 μg/m3 (28) 30.0
 
July 23, 2021, 2 p.m. 1.4 ppb (2) 0.3 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 29.0 ppb (27) 0.1 ppb (2) N/A 8.6 μg/m3 (36) 36.0
 
July 23, 2021, 1 p.m. 4.8 ppb (5) 1.9 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 23.0 ppb (22) 0.2 ppb (3) N/A 11.3 μg/m3 (48) 48.0
 
July 23, 2021, noon 16.2 ppb (16) 10.0 ppb (10) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 11.0 ppb (11) 0.3 ppb (4) N/A 17.1 μg/m3 (62) 62.0
 
July 23, 2021, 11 a.m. 22.0 ppb (21) 16.7 ppb (16) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 3.0 ppb (3) 0.3 ppb (4) N/A 13.6 μg/m3 (55) 55.0
 
July 23, 2021, 10 a.m. 6.9 ppb (7) 5.2 ppb (5) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 1.0 ppb (1) 0.2 ppb (3) N/A 11.3 μg/m3 (48) 48.0
 
July 23, 2021, 9 a.m. 4.7 ppb (5) 3.1 ppb (3) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 0.0 ppb (0) 0.2 ppb (3) N/A 13.7 μg/m3 (55) 55.0
 
July 23, 2021, 8 a.m. 3.3 ppb (4) 1.3 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 0.0 ppb (0) 0.2 ppb (3) N/A 11.7 μg/m3 (49) 49.0
 
July 23, 2021, 7 a.m. 2.3 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A 0.2 ppb (3) N/A 9.8 μg/m3 (41) 41.0
 
July 23, 2021, 6 a.m. 2.5 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 1.0 ppb (1) 0.2 ppb (3) N/A 9.7 μg/m3 (41) 41.0
 
July 23, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A N/A 12.5 μg/m3 (52) 52.0
 
July 23, 2021, 4 a.m. 2.6 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 3.0 ppb (3) 0.2 ppb (3) N/A 9.1 μg/m3 (38) 38.0
 
July 23, 2021, 3 a.m. 4.1 ppb (4) 1.5 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 5.0 ppb (5) 0.2 ppb (3) N/A 12.3 μg/m3 (52) 52.0
 
July 23, 2021, 2 a.m. 5.0 ppb (5) 1.8 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 5.0 ppb (5) 0.2 ppb (3) N/A 8.7 μg/m3 (37) 37.0
 
July 23, 2021, 1 a.m. 5.5 ppb (6) 2.0 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 6.0 ppb (6) 0.2 ppb (3) N/A 7.8 μg/m3 (33) 33.0
 
July 23, 2021, midnight 8.5 ppb (9) 3.2 ppb (4) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 9.0 ppb (9) 0.2 ppb (3) N/A 6.9 μg/m3 (29) 29.0
 
July 22, 2021, 11 p.m. 3.9 ppb (4) 1.5 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 16.0 ppb (15) 0.2 ppb (3) N/A 6.3 μg/m3 (27) 27.0
 
July 22, 2021, 10 p.m. 3.0 ppb (3) 0.9 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 21.0 ppb (20) 0.1 ppb (2) N/A 6.0 μg/m3 (25) 25.0
 
July 22, 2021, 9 p.m. 2.9 ppb (3) 1.2 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 24.0 ppb (23) 0.1 ppb (2) N/A 6.2 μg/m3 (26) 26.0
 
July 22, 2021, 8 p.m. 3.1 ppb (3) 1.2 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 25.0 ppb (24) 0.2 ppb (3) N/A 6.2 μg/m3 (26) 26.0
 
July 22, 2021, 7 p.m. 3.1 ppb (3) 1.1 ppb (2) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 25.0 ppb (24) 0.2 ppb (3) N/A 6.8 μg/m3 (29) 29.0
 
July 22, 2021, 6 p.m. 2.4 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (25) 0.1 ppb (2) N/A 6.6 μg/m3 (28) 28.0
 
July 22, 2021, 5 p.m. 2.1 ppb (2) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 25.0 ppb (24) 0.2 ppb (3) N/A 7.6 μg/m3 (32) 32.0
 
July 22, 2021, 4 p.m. 2.8 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (25) 0.2 ppb (3) N/A 8.6 μg/m3 (36) 36.0
 
July 22, 2021, 3 p.m. 2.6 ppb (3) 0.9 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (25) 0.2 ppb (3) N/A 9.3 μg/m3 (39) 39.0
 
July 22, 2021, 2 p.m. 9.2 ppb (9) 3.9 ppb (4) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 23.0 ppb (22) 0.2 ppb (3) N/A 10.7 μg/m3 (45) 45.0
 
July 22, 2021, 1 p.m. 17.8 ppb (17) 11.0 ppb (11) N/A 7.0 ppb (7) N/A 0.0 ppb (0) 9.0 ppb (9) 0.3 ppb (4) N/A 11.4 μg/m3 (48) 48.0
 
July 22, 2021, noon 15.9 ppb (15) 10.7 ppb (11) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 6.0 ppb (6) 0.2 ppb (3) N/A 10.3 μg/m3 (43) 43.0
 
July 22, 2021, 11 a.m. 19.7 ppb (19) 13.0 ppb (13) N/A 7.0 ppb (7) N/A 0.0 ppb (0) 3.0 ppb (3) 0.2 ppb (3) N/A 10.8 μg/m3 (46) 46.0
 
July 22, 2021, 10 a.m. 8.1 ppb (8) 4.1 ppb (4) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 3.0 ppb (3) 0.2 ppb (3) N/A 9.6 μg/m3 (40) 40.0
 
July 22, 2021, 9 a.m. 7.2 ppb (7) 2.7 ppb (3) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 4.0 ppb (4) 0.2 ppb (3) N/A 9.4 μg/m3 (40) 40.0
 
July 22, 2021, 8 a.m. 7.9 ppb (8) 4.0 ppb (4) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 4.0 ppb (4) 0.1 ppb (2) N/A 10.2 μg/m3 (43) 43.0
 
July 22, 2021, 7 a.m. 2.8 ppb (3) 0.2 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A 0.1 ppb (2) N/A 10.6 μg/m3 (45) 45.0
 
July 22, 2021, 6 a.m. 2.3 ppb (3) 0.1 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 8.0 ppb (8) 0.1 ppb (2) N/A 12.2 μg/m3 (52) 52.0
 
July 22, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A N/A 12.3 μg/m3 (52) 52.0
 
July 22, 2021, 4 a.m. 1.9 ppb (2) 0.3 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 11.0 ppb (11) 0.1 ppb (2) N/A 11.4 μg/m3 (48) 48.0
 
July 22, 2021, 3 a.m. 2.7 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 13.0 ppb (13) 0.2 ppb (3) N/A 11.6 μg/m3 (49) 49.0
 
July 22, 2021, 2 a.m. 5.0 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 19.0 ppb (18) 0.2 ppb (3) N/A 11.6 μg/m3 (49) 49.0
 
July 22, 2021, 1 a.m. 4.6 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 28.0 ppb (26) 0.2 ppb (3) N/A 10.9 μg/m3 (46) 46.0
 
July 22, 2021, midnight 2.7 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 31.0 ppb (29) 0.2 ppb (3) N/A 12.1 μg/m3 (51) 51.0
 
July 21, 2021, 11 p.m. 2.6 ppb (3) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (31) 0.2 ppb (3) N/A 12.5 μg/m3 (52) 52.0
 
July 21, 2021, 10 p.m. 2.5 ppb (3) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 35.0 ppb (33) 0.2 ppb (3) N/A 13.8 μg/m3 (55) 55.0
 
July 21, 2021, 9 p.m. 2.6 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (38) 0.2 ppb (3) N/A 13.4 μg/m3 (54) 54.0
 
July 21, 2021, 8 p.m. 2.0 ppb (2) 0.5 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 38.0 ppb (36) 0.2 ppb (3) N/A 11.8 μg/m3 (50) 50.0
 
July 21, 2021, 7 p.m. 1.8 ppb (2) 0.3 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (34) 0.2 ppb (3) N/A 9.8 μg/m3 (41) 41.0