AQSQID: 450450015

Site Name: Greenville-Esc

Location: Greenville, SC

Reporting: True, Located: True

Current AQI: 62.0

Greenville SC, US: 34.843899, -82.414597

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 16, 2019, 4 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 36.0 μg/m3 (33) 17.6 μg/m3 (62) 62.0
 
July 16, 2019, 3 p.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 28.0 μg/m3 (25) 13.7 μg/m3 (54) 54.0
 
July 16, 2019, 2 p.m. N/A N/A N/A 8.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 24.0 μg/m3 (22) 10.1 μg/m3 (42) 42.0
 
July 16, 2019, 1 p.m. N/A N/A N/A 13.0 ppb (12) N/A 0.0 ppb (0) N/A N/A 23.0 μg/m3 (21) 9.7 μg/m3 (40) 40.0
 
July 16, 2019, noon N/A N/A N/A 18.0 ppb (17) N/A 0.0 ppb (0) N/A N/A 18.0 μg/m3 (16) 9.0 μg/m3 (38) 38.0
 
July 16, 2019, 11 a.m. N/A N/A N/A 21.0 ppb (19) N/A 0.0 ppb (0) N/A N/A 15.0 μg/m3 (14) 5.4 μg/m3 (23) 23.0
 
July 16, 2019, 10 a.m. N/A N/A N/A 29.0 ppb (27) N/A 0.0 ppb (0) N/A N/A 13.0 μg/m3 (12) 6.7 μg/m3 (28) 28.0
 
July 16, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 13.0 μg/m3 (12) 6.9 μg/m3 (29) 29.0
 
July 16, 2019, 8 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (10) 6.7 μg/m3 (28) 28.0
 
July 16, 2019, 7 a.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 (11) 5.0 μg/m3 (21) 21.0
 
July 16, 2019, 6 a.m. N/A N/A N/A 10.0 ppb (9) N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (11) 7.8 μg/m3 (32) 32.0
 
July 16, 2019, 5 a.m. N/A N/A N/A 16.0 ppb (15) N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (10) 5.6 μg/m3 (23) 23.0
 
July 16, 2019, 3 a.m. N/A N/A N/A 8.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 5.3 μg/m3 (22) 22.0
 
July 16, 2019, 2 a.m. N/A N/A N/A 8.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 13.0 μg/m3 (12) 9.0 μg/m3 (38) 38.0
 
July 16, 2019, 1 a.m. N/A N/A N/A 8.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 16.0 μg/m3 (15) 8.0 μg/m3 (33) 33.0
 
July 16, 2019, midnight 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) 7.7 μg/m3 (32) 32.0
 
July 15, 2019, 11 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) 9.9 μg/m3 (41) 41.0
 
July 15, 2019, 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 (12) 10.8 μg/m3 (45) 45.0
 
July 15, 2019, 9 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) 8.7 μg/m3 (36) 36.0
 
July 15, 2019, 8 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 (15) 11.7 μg/m3 (49) 49.0
 
July 15, 2019, 7 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 (15) 10.3 μg/m3 (43) 43.0
 
July 15, 2019, 6 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 (16) 13.8 μg/m3 (54) 54.0
 
July 15, 2019, 5 p.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 (15) 15.4 μg/m3 (57) 57.0
 
July 15, 2019, 4 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 13.8 μg/m3 (54) 54.0
 
July 15, 2019, 3 p.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (11) 9.5 μg/m3 (40) 40.0
 
July 15, 2019, 2 p.m. N/A N/A N/A 8.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 16.0 μg/m3 (15) 9.0 μg/m3 (38) 38.0
 
July 15, 2019, 1 p.m. N/A N/A N/A 14.0 ppb (13) N/A 0.0 ppb (0) N/A N/A 17.0 μg/m3 (15) 9.4 μg/m3 (39) 39.0
 
July 15, 2019, noon N/A N/A N/A 18.0 ppb (17) N/A 0.0 ppb (0) N/A N/A 15.0 μg/m3 (14) 8.8 μg/m3 (37) 37.0
 
July 15, 2019, 11 a.m. N/A N/A N/A 19.0 ppb (18) N/A 0.0 ppb (0) N/A N/A 13.0 μg/m3 (12) 7.2 μg/m3 (30) 30.0
 
July 15, 2019, 10 a.m. N/A N/A N/A 26.0 ppb (24) N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 8.5 μg/m3 (35) 35.0
 
July 15, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (11) 6.1 μg/m3 (25) 25.0
 
July 15, 2019, 8 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 (10) 7.3 μg/m3 (30) 30.0
 
July 15, 2019, 7 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 10.0 μg/m3 (9) 6.5 μg/m3 (27) 27.0
 
July 15, 2019, 6 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 (10) 4.4 μg/m3 (18) 18.0
 
July 15, 2019, 5 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 (11) 3.8 μg/m3 (16) 16.0
 
July 15, 2019, 3 a.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (10) 1.2 μg/m3 (5) 10.0
 
July 15, 2019, 2 a.m. N/A N/A N/A 8.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 10.0 μg/m3 (9) 5.9 μg/m3 (25) 25.0
 
July 15, 2019, 1 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 8.0 μg/m3 (7) 2.5 μg/m3 (10) 10.0
 
July 15, 2019, midnight N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 6.0 μg/m3 (5) 4.1 μg/m3 (17) 17.0
 
July 14, 2019, 11 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 6.0 μg/m3 (5) 1.6 μg/m3 (7) 7.0
 
July 14, 2019, 10 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) 3.9 μg/m3 (16) 16.0
 
July 14, 2019, 9 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 (11) 4.8 μg/m3 (20) 20.0
 
July 14, 2019, 8 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 9.0 μg/m3 (8) 5.0 μg/m3 (21) 21.0
 
July 14, 2019, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 8.0 μg/m3 (7) 4.1 μg/m3 (17) 17.0
 
July 14, 2019, 6 p.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 (10) 2.9 μg/m3 (12) 12.0
 
July 14, 2019, 5 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 10.0 μg/m3 (9) 4.6 μg/m3 (19) 19.0
 
July 14, 2019, 4 p.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 (11) 4.9 μg/m3 (20) 20.0
 
July 14, 2019, 3 p.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 6.5 μg/m3 (27) 27.0
 
July 14, 2019, 2 p.m. N/A N/A N/A 9.0 ppb (8) N/A 0.0 ppb (0) N/A N/A 15.0 μg/m3 (14) 6.4 μg/m3 (27) 27.0
 
July 14, 2019, 1 p.m. N/A N/A N/A 9.0 ppb (8) N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 3.2 μg/m3 (13) 13.0
 
July 14, 2019, noon N/A N/A N/A 9.0 ppb (8) N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 5.5 μg/m3 (23) 23.0
 
July 14, 2019, 11 a.m. N/A N/A N/A 12.0 ppb (11) N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (11) 3.7 μg/m3 (15) 15.0
 
July 14, 2019, 10 a.m. N/A N/A N/A 21.0 ppb (19) N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (10) 2.8 μg/m3 (12) 19.0
 
July 14, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (10) 3.5 μg/m3 (15) 15.0
 
July 14, 2019, 8 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A 9.0 μg/m3 (8) 2.8 μg/m3 (12) 12.0
 
July 14, 2019, 7 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A 7.0 μg/m3 (6) 2.0 μg/m3 (8) 8.0
 
July 14, 2019, 6 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A 5.0 μg/m3 (5) N/A 5.0
 
July 14, 2019, 5 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 3.0 μg/m3 (3) N/A 4.0
 
July 14, 2019, 3 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 4.0 μg/m3 (4) 1.8 μg/m3 (8) 8.0
 
July 14, 2019, 2 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 5.0 μg/m3 (5) 0.8 μg/m3 (3) 5.0
 
July 14, 2019, 1 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 6.0 μg/m3 (5) 2.4 μg/m3 (10) 10.0
 
July 14, 2019, midnight N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 9.0 μg/m3 (8) 3.4 μg/m3 (14) 14.0
 
July 13, 2019, 11 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 8.0 μg/m3 (7) 4.8 μg/m3 (20) 20.0
 
July 13, 2019, 10 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 7.0 μg/m3 (6) 5.3 μg/m3 (22) 22.0
 
July 13, 2019, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 8.0 μg/m3 (7) 3.7 μg/m3 (15) 15.0
 
July 13, 2019, 8 p.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 7.0 μg/m3 (6) 0.1 μg/m3 (0) 6.0
 
July 13, 2019, 7 p.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 13.0 μg/m3 (12) 6.7 μg/m3 (28) 28.0
 
July 13, 2019, 6 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 (12) 8.4 μg/m3 (35) 35.0
 
July 13, 2019, 5 p.m. 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) 8.0 μg/m3 (33) 33.0
 
July 13, 2019, 4 p.m. 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) 7.8 μg/m3 (32) 32.0
 
July 13, 2019, 3 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 15.0 μg/m3 (14) 9.0 μg/m3 (38) 38.0
 
July 13, 2019, 2 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 8.7 μg/m3 (36) 36.0
 
July 13, 2019, 1 p.m. N/A N/A N/A 8.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 6.4 μg/m3 (27) 27.0
 
July 13, 2019, noon N/A N/A N/A 9.0 ppb (8) N/A 0.0 ppb (0) N/A N/A 13.0 μg/m3 (12) 4.8 μg/m3 (20) 20.0
 
July 13, 2019, 11 a.m. N/A N/A N/A 12.0 ppb (11) N/A 0.0 ppb (0) N/A N/A N/A 6.9 μg/m3 (29) 29.0
 
July 13, 2019, 10 a.m. N/A N/A N/A 20.0 ppb (19) N/A 0.0 ppb (0) N/A N/A N/A 5.5 μg/m3 (23) 23.0
 
July 13, 2019, 9 a.m. N/A N/A N/A 68.0 ppb (65) N/A 0.0 ppb (0) N/A N/A N/A 10.0 μg/m3 (42) 65.0
 
July 13, 2019, 8 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A N/A 6.8 μg/m3 (28) 28.0
 
July 13, 2019, 7 a.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 (12) 8.1 μg/m3 (34) 34.0
 
July 13, 2019, 6 a.m. 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) 9.9 μg/m3 (41) 41.0
 
July 13, 2019, 5 a.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 (11) 9.7 μg/m3 (40) 40.0
 
July 13, 2019, 3 a.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 9.5 μg/m3 (40) 40.0
 
July 13, 2019, 2 a.m. N/A N/A N/A 8.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (11) 9.6 μg/m3 (40) 40.0
 
July 13, 2019, 1 a.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (10) 5.6 μg/m3 (23) 23.0
 
July 13, 2019, midnight N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 9.0 μg/m3 (8) 8.1 μg/m3 (34) 34.0
 
July 12, 2019, 11 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 9.0 μg/m3 (8) 6.5 μg/m3 (27) 27.0
 
July 12, 2019, 10 p.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 (10) 7.4 μg/m3 (31) 31.0
 
July 12, 2019, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 9.0 μg/m3 (8) 5.8 μg/m3 (24) 24.0
 
July 12, 2019, 8 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 (12) 5.7 μg/m3 (24) 24.0
 
July 12, 2019, 7 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) 7.2 μg/m3 (30) 30.0
 
July 12, 2019, 6 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 10.0 μg/m3 (9) 5.0 μg/m3 (21) 21.0
 
July 12, 2019, 5 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 10.0 μg/m3 (9) 7.2 μg/m3 (30) 30.0
 
July 12, 2019, 4 p.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 (11) 9.2 μg/m3 (38) 38.0
 
July 12, 2019, 3 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (10) 8.8 μg/m3 (37) 37.0
 
July 12, 2019, 2 p.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (10) 4.5 μg/m3 (19) 19.0
 
July 12, 2019, 1 p.m. N/A N/A N/A 9.0 ppb (8) N/A 0.0 ppb (0) N/A N/A 13.0 μg/m3 (12) 5.7 μg/m3 (24) 24.0
 
July 12, 2019, noon N/A N/A N/A 11.0 ppb (10) N/A 0.0 ppb (0) N/A N/A 13.0 μg/m3 (12) 7.2 μg/m3 (30) 30.0
 
July 12, 2019, 11 a.m. N/A N/A N/A 15.0 ppb (14) N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 5.9 μg/m3 (25) 25.0
 
July 12, 2019, 10 a.m. N/A N/A N/A 22.0 ppb (20) N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (11) 7.2 μg/m3 (30) 30.0
 
July 12, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 9.0 μg/m3 (8) 4.8 μg/m3 (20) 20.0
 
July 12, 2019, 8 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 7.0 μg/m3 (6) 4.6 μg/m3 (19) 19.0
 
July 12, 2019, 7 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 7.0 μg/m3 (6) 2.9 μg/m3 (12) 12.0
 
July 12, 2019, 6 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A 9.0 μg/m3 (8) 4.6 μg/m3 (19) 19.0
 
July 12, 2019, 5 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A N/A 5.0 μg/m3 (5) 4.5 μg/m3 (19) 19.0
 
July 12, 2019, 3 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 (10) 4.3 μg/m3 (18) 18.0
 
July 12, 2019, 2 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (10) 7.7 μg/m3 (32) 32.0
 
July 12, 2019, 1 a.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 7.7 μg/m3 (32) 32.0
 
July 12, 2019, midnight N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 12.0 μg/m3 (11) 8.8 μg/m3 (37) 37.0
 
July 11, 2019, 11 p.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 (12) 8.0 μg/m3 (33) 33.0
 
July 11, 2019, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 9.0 μg/m3 (8) 6.6 μg/m3 (28) 28.0
 
July 11, 2019, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 8.0 μg/m3 (7) 6.6 μg/m3 (28) 28.0
 
July 11, 2019, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 3.0 μg/m3 (3) 4.4 μg/m3 (18) 18.0
 
July 11, 2019, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 2.0 μg/m3 (2) 1.7 μg/m3 (7) 7.0
 
July 11, 2019, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 1.0 μg/m3 (1) N/A 1.0
 
July 11, 2019, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A N/A N/A
July 11, 2019, 4 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 8.4 μg/m3 (35) 35.0
 
July 11, 2019, 3 p.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 15.0 μg/m3 (14) 9.8 μg/m3 (41) 41.0
 
July 11, 2019, 2 p.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 7.2 μg/m3 (30) 30.0
 
July 11, 2019, 1 p.m. N/A N/A N/A 8.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 7.9 μg/m3 (33) 33.0
 
July 11, 2019, noon N/A N/A N/A 11.0 ppb (10) N/A 0.0 ppb (0) N/A N/A 15.0 μg/m3 (14) 8.8 μg/m3 (37) 37.0
 
July 11, 2019, 11 a.m. N/A N/A N/A 14.0 ppb (13) N/A 0.0 ppb (0) N/A N/A 15.0 μg/m3 (14) 7.8 μg/m3 (32) 32.0
 
July 11, 2019, 10 a.m. N/A N/A N/A 20.0 ppb (19) N/A 0.0 ppb (0) N/A N/A 15.0 μg/m3 (14) 9.3 μg/m3 (39) 39.0
 
July 11, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 13.0 μg/m3 (12) 7.3 μg/m3 (30) 30.0
 
July 11, 2019, 8 a.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 (9) 7.3 μg/m3 (30) 30.0
 
July 11, 2019, 7 a.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 (9) 5.2 μg/m3 (22) 22.0
 
July 11, 2019, 6 a.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (10) 8.1 μg/m3 (34) 34.0
 
July 11, 2019, 5 a.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 (9) 5.9 μg/m3 (25) 25.0
 
July 11, 2019, 3 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 (17) 8.2 μg/m3 (34) 34.0
 
July 11, 2019, 2 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 (15) 10.0 μg/m3 (42) 42.0
 
July 11, 2019, 1 a.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 (16) 11.8 μg/m3 (49) 49.0
 
July 11, 2019, midnight N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 16.0 μg/m3 (15) 12.0 μg/m3 (50) 50.0
 
July 10, 2019, 11 p.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 (17) 9.7 μg/m3 (40) 40.0
 
July 10, 2019, 10 p.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 (12) 6.6 μg/m3 (28) 28.0
 
July 10, 2019, 9 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 (12) 9.1 μg/m3 (38) 38.0
 
July 10, 2019, 8 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 (11) 6.0 μg/m3 (25) 25.0
 
July 10, 2019, 7 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 (12) 8.8 μg/m3 (37) 37.0
 
July 10, 2019, 6 p.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 19.0 μg/m3 (17) 10.7 μg/m3 (45) 45.0
 
July 10, 2019, 5 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) 11.5 μg/m3 (48) 48.0
 
July 10, 2019, 4 p.m. N/A N/A N/A 6.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 10.3 μg/m3 (43) 43.0
 
July 10, 2019, 3 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 (16) 12.1 μg/m3 (50) 50.0
 
July 10, 2019, 2 p.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 19.0 μg/m3 (17) 11.1 μg/m3 (46) 46.0
 
July 10, 2019, 1 p.m. N/A N/A N/A 9.0 ppb (8) N/A 0.0 ppb (0) N/A N/A 20.0 μg/m3 (18) 9.8 μg/m3 (41) 41.0
 
July 10, 2019, noon N/A N/A N/A 12.0 ppb (11) N/A 0.0 ppb (0) N/A N/A 19.0 μg/m3 (17) 13.1 μg/m3 (52) 52.0
 
July 10, 2019, 11 a.m. N/A N/A N/A 15.0 ppb (14) N/A 0.0 ppb (0) N/A N/A 18.0 μg/m3 (16) 12.9 μg/m3 (52) 52.0
 
July 10, 2019, 10 a.m. N/A N/A N/A 20.0 ppb (19) N/A 0.0 ppb (0) N/A N/A 19.0 μg/m3 (17) 12.5 μg/m3 (51) 51.0
 
July 10, 2019, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 18.0 μg/m3 (16) 13.5 μg/m3 (53) 53.0
 
July 10, 2019, 8 a.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (1) N/A N/A 19.0 μg/m3 (17) 15.0 μg/m3 (56) 56.0
 
July 10, 2019, 7 a.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (1) N/A N/A 20.0 μg/m3 (18) 15.5 μg/m3 (57) 57.0
 
July 10, 2019, 6 a.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 (16) 12.8 μg/m3 (52) 52.0
 
July 10, 2019, 5 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 (16) 11.6 μg/m3 (48) 48.0
 
July 10, 2019, 3 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) 12.6 μg/m3 (51) 51.0
 
July 10, 2019, 2 a.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 (12) 10.1 μg/m3 (42) 42.0
 
July 10, 2019, 1 a.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 (12) 8.8 μg/m3 (37) 37.0
 
July 10, 2019, midnight N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 11.0 μg/m3 (10) 8.5 μg/m3 (35) 35.0
 
July 9, 2019, 11 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 16.0 μg/m3 (15) 8.6 μg/m3 (36) 36.0
 
July 9, 2019, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) N/A N/A 9.0 μg/m3 (8) 9.8 μg/m3 (41) 41.0
 
July 9, 2019, 9 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 10.0 μg/m3 (9) 5.1 μg/m3 (21) 21.0
 
July 9, 2019, 8 p.m. N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) N/A N/A 8.0 μg/m3 (7) 3.0 μg/m3 (12) 12.0
 
July 9, 2019, 7 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 (12) 7.3 μg/m3 (30) 30.0
 
July 9, 2019, 6 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A N/A N/A 15.0 μg/m3 (14) 10.2 μg/m3 (42) 42.0
 
July 9, 2019, 5 p.m. N/A N/A N/A 6.0 ppb (6) N/A N/A N/A N/A 18.0 μg/m3 (16) 10.6 μg/m3 (44) 44.0
 
July 9, 2019, 4 p.m. N/A N/A N/A 7.0 ppb (6) N/A 0.0 ppb (0) N/A N/A 17.0 μg/m3 (15) 10.7 μg/m3 (45) 45.0
 
July 9, 2019, 3 p.m. N/A N/A N/A 8.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 17.0 μg/m3 (15) 11.1 μg/m3 (46) 46.0
 
July 9, 2019, 2 p.m. N/A N/A N/A 8.0 ppb (7) N/A 0.0 ppb (0) N/A N/A 20.0 μg/m3 (18) 13.0 μg/m3 (52) 52.0
 
July 9, 2019, 1 p.m. N/A N/A N/A 9.0 ppb (8) N/A 0.0 ppb (0) N/A N/A 18.0 μg/m3 (16) 13.1 μg/m3 (52) 52.0
 
July 9, 2019, noon N/A N/A N/A 10.0 ppb (9) N/A 0.0 ppb (0) N/A N/A 18.0 μg/m3 (16) 11.6 μg/m3 (48) 48.0
 
July 9, 2019, 11 a.m. N/A N/A N/A 12.0 ppb (11) N/A 0.0 ppb (0) N/A N/A 16.0 μg/m3 (15) 9.5 μg/m3 (40) 40.0
 
July 9, 2019, 10 a.m. N/A N/A N/A 18.0 ppb (17) N/A 0.0 ppb (0) N/A N/A 18.0 μg/m3 (16) 10.0 μg/m3 (42) 42.0