ID: 1749

AQSQID: 450450015

Site Name: Greenville-Esc

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

Updated: Sept. 19, 2021, 9:56 p.m.

Location: Greenville (Payne-Logan), SC

Reporting: True, Located: True

Current AQI: 29.0

Greenville (Payne-Logan) SC, US: 34.843899, -82.414597

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 19, 2021, 8 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) N/A N/A 10.0 μg/m3 (10) 6.8 μg/m3 (29) 29.0
 
Sept. 19, 2021, 7 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (11) 7.0 μg/m3 (30) 30.0
 
Sept. 19, 2021, 6 p.m. N/A N/A N/A 1.0 ppb (1) N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (12) 7.2 μg/m3 (31) 31.0
 
Sept. 19, 2021, 5 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (12) 7.1 μg/m3 (30) 30.0
 
Sept. 19, 2021, 4 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 13.0 μg/m3 (13) 8.3 μg/m3 (35) 35.0
 
Sept. 19, 2021, 3 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (12) 7.7 μg/m3 (33) 33.0
 
Sept. 19, 2021, 2 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (12) 7.3 μg/m3 (31) 31.0
 
Sept. 19, 2021, 1 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (11) 6.9 μg/m3 (29) 29.0
 
Sept. 19, 2021, noon N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (11) 6.8 μg/m3 (29) 29.0
 
Sept. 19, 2021, 11 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (12) 6.5 μg/m3 (28) 28.0
 
Sept. 19, 2021, 10 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (11) 6.5 μg/m3 (28) 28.0
 
Sept. 19, 2021, 9 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (12) 6.4 μg/m3 (27) 27.0
 
Sept. 19, 2021, 8 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (12) 6.5 μg/m3 (28) 28.0
 
Sept. 19, 2021, 7 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (11) 6.4 μg/m3 (27) 27.0
 
Sept. 19, 2021, 6 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (12) 6.8 μg/m3 (29) 29.0
 
Sept. 19, 2021, 5 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (11) 6.8 μg/m3 (29) 29.0
 
Sept. 19, 2021, 4 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (12) 7.1 μg/m3 (30) 30.0
 
Sept. 19, 2021, 3 a.m. N/A N/A N/A 10.0 ppb (10) N/A 0.0 ppb (0) N/A N/A 16.0 μg/m3 (15) 10.0 μg/m3 (42) 42.0
 
Sept. 19, 2021, 2 a.m. N/A N/A N/A 15.0 ppb (15) N/A 0.0 ppb (0) N/A N/A 17.0 μg/m3 (16) 10.8 μg/m3 (46) 46.0
 
Sept. 19, 2021, 1 a.m. N/A N/A N/A 16.0 ppb (16) N/A 0.0 ppb (0) N/A N/A 15.0 μg/m3 (14) 9.4 μg/m3 (40) 40.0
 
Sept. 19, 2021, midnight N/A N/A N/A 9.0 ppb (9) N/A 0.0 ppb (0) N/A N/A 15.0 μg/m3 (14) 8.7 μg/m3 (37) 37.0
 
Sept. 18, 2021, 11 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (12) 7.6 μg/m3 (32) 32.0
 
Sept. 18, 2021, 10 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 13.0 μg/m3 (13) 7.8 μg/m3 (33) 33.0
 
Sept. 18, 2021, 9 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A 10.0 μg/m3 (10) 6.0 μg/m3 (25) 25.0
 
Sept. 18, 2021, 8 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 10.0 μg/m3 (10) 6.0 μg/m3 (25) 25.0
 
Sept. 18, 2021, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (11) 6.5 μg/m3 (28) 28.0
 
Sept. 18, 2021, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (11) 6.6 μg/m3 (28) 28.0
 
Sept. 18, 2021, 5 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (11) 6.4 μg/m3 (27) 27.0
 
Sept. 18, 2021, 4 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A 10.0 μg/m3 (10) 6.2 μg/m3 (26) 26.0
 
Sept. 18, 2021, 3 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (11) 6.1 μg/m3 (26) 26.0
 
Sept. 18, 2021, 2 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (11) 6.5 μg/m3 (28) 28.0
 
Sept. 18, 2021, 1 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (12) 7.2 μg/m3 (31) 31.0
 
Sept. 18, 2021, noon N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 8.3 μg/m3 (35) 35.0
 
Sept. 18, 2021, 11 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 17.0 μg/m3 (16) 8.9 μg/m3 (38) 38.0
 
Sept. 18, 2021, 10 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 20.0 μg/m3 (19) 9.5 μg/m3 (40) 40.0
 
Sept. 18, 2021, 9 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 21.0 μg/m3 (20) 9.9 μg/m3 (42) 42.0
 
Sept. 18, 2021, 8 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 20.0 μg/m3 (19) 9.8 μg/m3 (41) 41.0
 
Sept. 18, 2021, 7 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 17.0 μg/m3 (16) 9.1 μg/m3 (38) 38.0
 
Sept. 18, 2021, 6 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 16.0 μg/m3 (15) 8.9 μg/m3 (38) 38.0
 
Sept. 18, 2021, 5 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 16.0 μg/m3 (15) 8.8 μg/m3 (37) 37.0
 
Sept. 18, 2021, 4 a.m. N/A N/A N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 15.0 μg/m3 (14) 8.7 μg/m3 (37) 37.0
 
Sept. 18, 2021, 3 a.m. N/A N/A N/A 13.0 ppb (13) N/A 0.0 ppb (0) N/A N/A 15.0 μg/m3 (14) 8.6 μg/m3 (36) 36.0
 
Sept. 18, 2021, 2 a.m. N/A N/A N/A 10.0 ppb (10) N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 8.9 μg/m3 (38) 38.0
 
Sept. 18, 2021, 1 a.m. N/A N/A N/A 8.0 ppb (8) N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (12) 7.9 μg/m3 (33) 33.0
 
Sept. 18, 2021, midnight N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (11) 7.3 μg/m3 (31) 31.0
 
Sept. 17, 2021, 11 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 10.0 μg/m3 (10) 6.6 μg/m3 (28) 28.0
 
Sept. 17, 2021, 10 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 15.0 μg/m3 (14) 8.8 μg/m3 (37) 37.0
 
Sept. 17, 2021, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 8.7 μg/m3 (37) 37.0
 
Sept. 17, 2021, 8 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 9.0 μg/m3 (38) 38.0
 
Sept. 17, 2021, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 15.0 μg/m3 (14) 9.9 μg/m3 (42) 42.0
 
Sept. 17, 2021, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (12) 8.3 μg/m3 (35) 35.0
 
Sept. 17, 2021, 5 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A 15.0 μg/m3 (14) 10.0 μg/m3 (42) 42.0
 
Sept. 17, 2021, 4 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 16.0 μg/m3 (15) 11.1 μg/m3 (47) 47.0
 
Sept. 17, 2021, 3 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) N/A N/A 17.0 μg/m3 (16) 12.2 μg/m3 (52) 52.0
 
Sept. 17, 2021, 2 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) N/A N/A 17.0 μg/m3 (16) 11.5 μg/m3 (48) 48.0
 
Sept. 17, 2021, 1 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 16.0 μg/m3 (15) 10.9 μg/m3 (46) 46.0
 
Sept. 17, 2021, noon N/A N/A N/A 9.0 ppb (9) N/A 0.0 ppb (0) N/A N/A 16.0 μg/m3 (15) 10.7 μg/m3 (45) 45.0
 
Sept. 17, 2021, 11 a.m. N/A N/A N/A 8.0 ppb (8) N/A 0.0 ppb (0) N/A N/A 16.0 μg/m3 (15) 9.7 μg/m3 (41) 41.0
 
Sept. 17, 2021, 10 a.m. N/A N/A N/A 8.0 ppb (8) N/A 0.0 ppb (0) N/A N/A 17.0 μg/m3 (16) 8.6 μg/m3 (36) 36.0
 
Sept. 17, 2021, 9 a.m. N/A N/A N/A 8.0 ppb (8) N/A 0.0 ppb (0) N/A N/A 16.0 μg/m3 (15) 7.4 μg/m3 (31) 31.0
 
Sept. 17, 2021, 8 a.m. N/A N/A N/A 9.0 ppb (9) N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 7.0 μg/m3 (30) 30.0
 
Sept. 17, 2021, 7 a.m. N/A N/A N/A 9.0 ppb (9) N/A 0.0 ppb (0) N/A N/A 15.0 μg/m3 (14) 6.5 μg/m3 (28) 28.0
 
Sept. 17, 2021, 6 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 13.0 μg/m3 (13) 5.5 μg/m3 (23) 23.0
 
Sept. 17, 2021, 5 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (11) 4.9 μg/m3 (21) 21.0
 
Sept. 17, 2021, 4 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 9.0 μg/m3 (9) 3.9 μg/m3 (17) 17.0
 
Sept. 17, 2021, 3 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 9.0 μg/m3 (9) 5.0 μg/m3 (21) 21.0
 
Sept. 17, 2021, 2 a.m. N/A N/A N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 18.0 μg/m3 (17) 12.4 μg/m3 (52) 52.0
 
Sept. 17, 2021, 1 a.m. N/A N/A N/A 9.0 ppb (9) N/A 0.0 ppb (0) N/A N/A 19.0 μg/m3 (18) 12.4 μg/m3 (52) 52.0
 
Sept. 17, 2021, midnight N/A N/A N/A 8.0 ppb (8) N/A 0.0 ppb (0) N/A N/A 18.0 μg/m3 (17) 11.1 μg/m3 (47) 47.0
 
Sept. 16, 2021, 11 p.m. N/A N/A N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 15.0 μg/m3 (14) 9.8 μg/m3 (41) 41.0
 
Sept. 16, 2021, 10 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 15.0 μg/m3 (14) 10.2 μg/m3 (43) 43.0
 
Sept. 16, 2021, 9 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 13.0 μg/m3 (13) 9.2 μg/m3 (39) 39.0
 
Sept. 16, 2021, 8 p.m. N/A N/A N/A 8.0 ppb (8) N/A 0.0 ppb (0) N/A N/A 16.0 μg/m3 (15) 11.9 μg/m3 (50) 50.0
 
Sept. 16, 2021, 7 p.m. N/A N/A N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 17.0 μg/m3 (16) 13.0 μg/m3 (53) 53.0
 
Sept. 16, 2021, 6 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 17.0 μg/m3 (16) 13.4 μg/m3 (54) 54.0
 
Sept. 16, 2021, 5 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 17.0 μg/m3 (16) 13.7 μg/m3 (55) 55.0
 
Sept. 16, 2021, 4 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 18.0 μg/m3 (17) 13.3 μg/m3 (54) 54.0
 
Sept. 16, 2021, 3 p.m. N/A N/A N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 18.0 μg/m3 (17) 12.5 μg/m3 (52) 52.0
 
Sept. 16, 2021, 2 p.m. N/A N/A N/A 8.0 ppb (8) N/A 0.0 ppb (0) N/A N/A 15.0 μg/m3 (14) 10.7 μg/m3 (45) 45.0
 
Sept. 16, 2021, 1 p.m. N/A N/A N/A 8.0 ppb (8) N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 9.1 μg/m3 (38) 38.0
 
Sept. 16, 2021, noon N/A N/A N/A 10.0 ppb (10) N/A 0.0 ppb (0) N/A N/A 13.0 μg/m3 (13) 7.2 μg/m3 (31) 31.0
 
Sept. 16, 2021, 11 a.m. N/A N/A N/A 11.0 ppb (11) N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 7.7 μg/m3 (33) 33.0
 
Sept. 16, 2021, 10 a.m. N/A N/A N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 8.4 μg/m3 (36) 36.0
 
Sept. 16, 2021, 9 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 17.0 μg/m3 (16) 10.3 μg/m3 (43) 43.0
 
Sept. 16, 2021, 8 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A 17.0 μg/m3 (16) 10.6 μg/m3 (45) 45.0
 
Sept. 16, 2021, 7 a.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 16.0 μg/m3 (15) 11.3 μg/m3 (48) 48.0
 
Sept. 16, 2021, 6 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A 17.0 μg/m3 (16) 11.9 μg/m3 (50) 50.0
 
Sept. 16, 2021, 5 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A 17.0 μg/m3 (16) 12.6 μg/m3 (53) 53.0
 
Sept. 16, 2021, 4 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 19.0 μg/m3 (18) 13.7 μg/m3 (55) 55.0
 
Sept. 16, 2021, 3 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 18.0 μg/m3 (17) 14.2 μg/m3 (56) 56.0
 
Sept. 16, 2021, 2 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 18.0 μg/m3 (17) 13.7 μg/m3 (55) 55.0
 
Sept. 16, 2021, 1 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 18.0 μg/m3 (17) 13.7 μg/m3 (55) 55.0
 
Sept. 16, 2021, midnight N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 21.0 μg/m3 (20) 16.7 μg/m3 (61) 61.0
 
Sept. 15, 2021, 11 p.m. N/A N/A N/A 9.0 ppb (9) N/A 0.0 ppb (0) N/A N/A 24.0 μg/m3 (23) 17.5 μg/m3 (63) 63.0
 
Sept. 15, 2021, 10 p.m. N/A N/A N/A 11.0 ppb (11) N/A 0.0 ppb (0) N/A N/A 25.0 μg/m3 (24) 16.0 μg/m3 (60) 60.0
 
Sept. 15, 2021, 9 p.m. N/A N/A N/A 18.0 ppb (17) N/A 0.0 ppb (0) N/A N/A 24.0 μg/m3 (23) 15.3 μg/m3 (58) 58.0
 
Sept. 15, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (20) 14.5 μg/m3 (57) 57.0
 
Sept. 15, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (22) 15.2 μg/m3 (58) 58.0
 
Sept. 15, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (22) 15.5 μg/m3 (59) 59.0
 
Sept. 15, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (25) 16.7 μg/m3 (61) 61.0
 
Sept. 15, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.0 μg/m3 (22) 16.1 μg/m3 (60) 60.0
 
Sept. 15, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 27.0 μg/m3 (25) 15.9 μg/m3 (59) 59.0
 
Sept. 15, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (23) 15.9 μg/m3 (59) 59.0
 
Sept. 15, 2021, 1 p.m. N/A N/A N/A 14.0 ppb (14) N/A 1.0 ppb (2) N/A N/A 24.0 μg/m3 (23) 16.9 μg/m3 (62) 62.0
 
Sept. 15, 2021, noon N/A N/A N/A 18.0 ppb (17) N/A 0.0 ppb (0) N/A N/A 27.0 μg/m3 (25) 17.0 μg/m3 (62) 62.0
 
Sept. 15, 2021, 11 a.m. N/A N/A N/A 18.0 ppb (17) N/A 0.0 ppb (0) N/A N/A 22.0 μg/m3 (21) 16.3 μg/m3 (60) 60.0
 
Sept. 15, 2021, 10 a.m. N/A N/A N/A 16.0 ppb (16) N/A 0.0 ppb (0) N/A N/A 25.0 μg/m3 (24) 17.0 μg/m3 (62) 62.0
 
Sept. 15, 2021, 9 a.m. N/A N/A N/A 10.0 ppb (10) N/A 0.0 ppb (0) N/A N/A 23.0 μg/m3 (22) 16.7 μg/m3 (61) 61.0
 
Sept. 15, 2021, 8 a.m. N/A N/A N/A 8.0 ppb (8) N/A 0.0 ppb (0) N/A N/A 22.0 μg/m3 (21) 15.7 μg/m3 (59) 59.0
 
Sept. 15, 2021, 7 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 22.0 μg/m3 (21) 16.2 μg/m3 (60) 60.0
 
Sept. 15, 2021, 6 a.m. N/A N/A N/A 10.0 ppb (10) N/A 0.0 ppb (0) N/A N/A 22.0 μg/m3 (21) 15.7 μg/m3 (59) 59.0
 
Sept. 15, 2021, 5 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 19.0 μg/m3 (18) 14.3 μg/m3 (56) 56.0
 
Sept. 15, 2021, 4 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 20.0 μg/m3 (19) 14.6 μg/m3 (57) 57.0
 
Sept. 15, 2021, 3 a.m. N/A N/A N/A 9.0 ppb (9) N/A 0.0 ppb (0) N/A N/A 22.0 μg/m3 (21) 15.5 μg/m3 (59) 59.0
 
Sept. 15, 2021, 2 a.m. N/A N/A N/A 13.0 ppb (13) N/A 0.0 ppb (0) N/A N/A 23.0 μg/m3 (22) 16.7 μg/m3 (61) 61.0
 
Sept. 15, 2021, 1 a.m. N/A N/A N/A 16.0 ppb (16) N/A 0.0 ppb (0) N/A N/A 24.0 μg/m3 (23) 16.0 μg/m3 (60) 60.0
 
Sept. 15, 2021, midnight N/A N/A N/A 13.0 ppb (13) N/A 0.0 ppb (0) N/A N/A 25.0 μg/m3 (24) 15.6 μg/m3 (59) 59.0
 
Sept. 14, 2021, 11 p.m. N/A N/A N/A 8.0 ppb (8) N/A 0.0 ppb (0) N/A N/A 21.0 μg/m3 (20) 14.2 μg/m3 (56) 56.0
 
Sept. 14, 2021, 10 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A 20.0 μg/m3 (19) 13.6 μg/m3 (55) 55.0
 
Sept. 14, 2021, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 21.0 μg/m3 (20) 14.1 μg/m3 (56) 56.0
 
Sept. 14, 2021, 8 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 21.0 μg/m3 (20) 14.1 μg/m3 (56) 56.0
 
Sept. 14, 2021, 7 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 23.0 μg/m3 (22) 14.6 μg/m3 (57) 57.0
 
Sept. 14, 2021, 6 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 23.0 μg/m3 (22) 14.9 μg/m3 (57) 57.0
 
Sept. 14, 2021, 5 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 22.0 μg/m3 (21) 14.7 μg/m3 (57) 57.0
 
Sept. 14, 2021, 4 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A 23.0 μg/m3 (22) 15.5 μg/m3 (59) 59.0
 
Sept. 14, 2021, 3 p.m. N/A N/A N/A 3.0 ppb (3) N/A N/A N/A N/A 22.0 μg/m3 (21) 14.4 μg/m3 (56) 56.0
 
Sept. 14, 2021, 2 p.m. N/A N/A N/A 9.0 ppb (9) N/A 0.0 ppb (0) N/A N/A 33.0 μg/m3 (31) 16.3 μg/m3 (60) 60.0
 
Sept. 14, 2021, 1 p.m. N/A N/A N/A 13.0 ppb (13) N/A 0.0 ppb (0) N/A N/A 25.0 μg/m3 (24) 16.2 μg/m3 (60) 60.0
 
Sept. 14, 2021, noon N/A N/A N/A 12.0 ppb (12) N/A 0.0 ppb (0) N/A N/A 25.0 μg/m3 (24) 15.7 μg/m3 (59) 59.0
 
Sept. 14, 2021, 11 a.m. N/A N/A N/A 12.0 ppb (12) N/A 0.0 ppb (0) N/A N/A 22.0 μg/m3 (21) 14.7 μg/m3 (57) 57.0
 
Sept. 14, 2021, 10 a.m. N/A N/A N/A 8.0 ppb (8) N/A 0.0 ppb (0) N/A N/A 20.0 μg/m3 (19) 14.5 μg/m3 (57) 57.0
 
Sept. 14, 2021, 9 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 21.0 μg/m3 (20) 14.7 μg/m3 (57) 57.0
 
Sept. 14, 2021, 8 a.m. N/A N/A N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 22.0 μg/m3 (21) 15.5 μg/m3 (59) 59.0
 
Sept. 14, 2021, 7 a.m. N/A N/A N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 23.0 μg/m3 (22) 16.0 μg/m3 (60) 60.0
 
Sept. 14, 2021, 6 a.m. N/A N/A N/A 8.0 ppb (8) N/A 0.0 ppb (0) N/A N/A 25.0 μg/m3 (24) 17.2 μg/m3 (62) 62.0
 
Sept. 14, 2021, 5 a.m. N/A N/A N/A 11.0 ppb (11) N/A 0.0 ppb (0) N/A N/A 23.0 μg/m3 (22) 16.2 μg/m3 (60) 60.0
 
Sept. 14, 2021, 4 a.m. N/A N/A N/A 12.0 ppb (12) N/A 0.0 ppb (0) N/A N/A 24.0 μg/m3 (23) 16.7 μg/m3 (61) 61.0
 
Sept. 14, 2021, 3 a.m. N/A N/A N/A 13.0 ppb (13) N/A 0.0 ppb (0) N/A N/A 26.0 μg/m3 (25) 17.1 μg/m3 (62) 62.0
 
Sept. 14, 2021, 2 a.m. N/A N/A N/A 19.0 ppb (18) N/A 0.0 ppb (0) N/A N/A 27.0 μg/m3 (25) 16.7 μg/m3 (61) 61.0
 
Sept. 14, 2021, 1 a.m. N/A N/A N/A 9.0 ppb (9) N/A 0.0 ppb (0) N/A N/A 20.0 μg/m3 (19) 13.7 μg/m3 (55) 55.0
 
Sept. 14, 2021, midnight N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 19.0 μg/m3 (18) 12.7 μg/m3 (53) 53.0
 
Sept. 13, 2021, 11 p.m. N/A N/A N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 28.0 μg/m3 (26) 15.0 μg/m3 (58) 58.0
 
Sept. 13, 2021, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 24.0 μg/m3 (23) 14.6 μg/m3 (57) 57.0
 
Sept. 13, 2021, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 22.0 μg/m3 (21) 14.0 μg/m3 (55) 55.0
 
Sept. 13, 2021, 8 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 22.0 μg/m3 (21) 13.9 μg/m3 (55) 55.0
 
Sept. 13, 2021, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 21.0 μg/m3 (20) 13.7 μg/m3 (55) 55.0
 
Sept. 13, 2021, 6 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A 21.0 μg/m3 (20) 12.9 μg/m3 (53) 53.0
 
Sept. 13, 2021, 5 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 17.0 μg/m3 (16) 11.7 μg/m3 (49) 49.0
 
Sept. 13, 2021, 4 p.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A 19.0 μg/m3 (18) 11.9 μg/m3 (50) 50.0
 
Sept. 13, 2021, 3 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 21.0 μg/m3 (20) 12.5 μg/m3 (52) 52.0
 
Sept. 13, 2021, 2 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 22.0 μg/m3 (21) 12.0 μg/m3 (50) 50.0
 
Sept. 13, 2021, 1 p.m. N/A N/A N/A 9.0 ppb (9) N/A 0.0 ppb (0) N/A N/A 18.0 μg/m3 (17) 11.7 μg/m3 (49) 49.0
 
Sept. 13, 2021, noon N/A N/A N/A 11.0 ppb (11) N/A 0.0 ppb (0) N/A N/A 27.0 μg/m3 (25) 16.2 μg/m3 (60) 60.0
 
Sept. 13, 2021, 11 a.m. N/A N/A N/A 11.0 ppb (11) N/A 0.0 ppb (0) N/A N/A 22.0 μg/m3 (21) 15.6 μg/m3 (59) 59.0
 
Sept. 13, 2021, 10 a.m. N/A N/A N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 19.0 μg/m3 (18) 14.3 μg/m3 (56) 56.0
 
Sept. 13, 2021, 9 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 20.0 μg/m3 (19) 14.8 μg/m3 (57) 57.0
 
Sept. 13, 2021, 8 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 19.0 μg/m3 (18) 14.1 μg/m3 (56) 56.0
 
Sept. 13, 2021, 7 a.m. N/A N/A N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 21.0 μg/m3 (20) 14.9 μg/m3 (57) 57.0
 
Sept. 13, 2021, 6 a.m. N/A N/A N/A 9.0 ppb (9) N/A 0.0 ppb (0) N/A N/A 20.0 μg/m3 (19) 14.2 μg/m3 (56) 56.0
 
Sept. 13, 2021, 5 a.m. N/A N/A N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 20.0 μg/m3 (19) 13.4 μg/m3 (54) 54.0
 
Sept. 13, 2021, 4 a.m. N/A N/A N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 19.0 μg/m3 (18) 13.2 μg/m3 (54) 54.0
 
Sept. 13, 2021, 3 a.m. N/A N/A N/A 7.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 19.0 μg/m3 (18) 12.8 μg/m3 (53) 53.0
 
Sept. 13, 2021, 2 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 23.0 μg/m3 (22) 16.5 μg/m3 (61) 61.0
 
Sept. 13, 2021, 1 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 19.0 μg/m3 (18) 13.4 μg/m3 (54) 54.0
 
Sept. 13, 2021, midnight N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 20.0 μg/m3 (19) 13.4 μg/m3 (54) 54.0
 
Sept. 12, 2021, 11 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 18.0 μg/m3 (17) 12.1 μg/m3 (51) 51.0
 
Sept. 12, 2021, 10 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 16.0 μg/m3 (15) 10.7 μg/m3 (45) 45.0
 
Sept. 12, 2021, 9 p.m. N/A N/A N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A N/A 15.0 μg/m3 (14) 10.1 μg/m3 (43) 43.0