AQSQID: 500210002

Site Name: Rutland

Location: Rutland, VT

Reporting: True, Located: True

Current AQI: 23.0

Rutland VT, US: 43.608528, -72.98246

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 17, 2019, 1 p.m. 5.8 ppb (5) 1.9 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 25.0 ppb (19) 0.2 ppb (2) N/A 5.5 μg/m3 (23) 23.0
 
July 17, 2019, noon 23.3 ppb (22) 15.6 ppb (14) N/A 7.0 ppb (6) N/A 1.0 ppb (1) 20.0 ppb (15) 0.2 ppb (2) N/A 5.3 μg/m3 (22) 22.0
 
July 17, 2019, 11 a.m. 26.6 ppb (25) 14.0 ppb (13) N/A 13.0 ppb (12) N/A 0.0 ppb (0) 14.0 ppb (11) 0.1 ppb (1) N/A 4.9 μg/m3 (20) 25.0
 
July 17, 2019, 10 a.m. 13.1 ppb (12) 1.5 ppb (1) N/A 12.0 ppb (11) N/A 0.0 ppb (0) 17.0 ppb (13) 0.2 ppb (2) N/A 5.4 μg/m3 (23) 23.0
 
July 17, 2019, 9 a.m. 4.4 ppb (4) 0.8 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 28.0 ppb (22) 0.1 ppb (1) N/A 5.3 μg/m3 (22) 22.0
 
July 17, 2019, 8 a.m. 4.4 ppb (4) 1.2 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 34.0 ppb (26) 0.1 ppb (1) N/A 5.8 μg/m3 (24) 26.0
 
July 17, 2019, 7 a.m. 2.2 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A 0.1 ppb (1) N/A 6.1 μg/m3 (25) 25.0
 
July 17, 2019, 6 a.m. 1.8 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 38.0 ppb (29) 0.1 ppb (1) N/A 7.2 μg/m3 (30) 30.0
 
July 17, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A N/A 8.8 μg/m3 (37) 37.0
 
July 17, 2019, 4 a.m. 5.2 ppb (5) 0.6 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 29.0 ppb (22) 0.2 ppb (2) N/A 9.6 μg/m3 (40) 40.0
 
July 17, 2019, 3 a.m. 5.1 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 34.0 ppb (26) 0.1 ppb (1) N/A 9.2 μg/m3 (38) 38.0
 
July 17, 2019, 2 a.m. 6.5 ppb (6) 0.8 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 24.0 ppb (18) 0.2 ppb (2) N/A 9.6 μg/m3 (40) 40.0
 
July 17, 2019, 1 a.m. 7.3 ppb (7) 0.9 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 23.0 ppb (18) 0.2 ppb (2) N/A 9.9 μg/m3 (41) 41.0
 
July 17, 2019, midnight 8.6 ppb (8) 0.8 ppb (1) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 27.0 ppb (21) 0.2 ppb (2) N/A 9.3 μg/m3 (39) 39.0
 
July 16, 2019, 11 p.m. 2.5 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (31) 0.1 ppb (1) N/A 8.7 μg/m3 (36) 36.0
 
July 16, 2019, 10 p.m. 2.7 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 42.0 ppb (32) 0.1 ppb (1) N/A 8.3 μg/m3 (35) 35.0
 
July 16, 2019, 9 p.m. 4.0 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 39.0 ppb (30) 0.1 ppb (1) N/A 8.1 μg/m3 (34) 34.0
 
July 16, 2019, 8 p.m. 4.3 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 37.0 ppb (28) 0.1 ppb (1) N/A 7.7 μg/m3 (32) 32.0
 
July 16, 2019, 7 p.m. 3.0 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 35.0 ppb (27) 0.1 ppb (1) N/A 7.6 μg/m3 (32) 32.0
 
July 16, 2019, 6 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A N/A 7.7 μg/m3 (32) 32.0
 
July 16, 2019, 5 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A 7.9 μg/m3 (33) 33.0
 
July 16, 2019, 4 p.m. 4.0 ppb (4) 1.5 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A 0.1 ppb (1) N/A 8.1 μg/m3 (34) 34.0
 
July 16, 2019, 3 p.m. 2.5 ppb (2) 0.8 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A 0.1 ppb (1) N/A 7.7 μg/m3 (32) 32.0
 
July 16, 2019, 2 p.m. 3.1 ppb (3) 1.1 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A 0.1 ppb (1) N/A 8.0 μg/m3 (33) 33.0
 
July 16, 2019, 1 p.m. 10.8 ppb (10) 4.9 ppb (5) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 18.0 ppb (14) 0.2 ppb (2) N/A 7.8 μg/m3 (32) 32.0
 
July 16, 2019, noon 10.6 ppb (10) 5.8 ppb (5) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 10.0 ppb (8) 0.2 ppb (2) N/A 7.6 μg/m3 (32) 32.0
 
July 16, 2019, 11 a.m. 22.3 ppb (21) 14.8 ppb (14) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 5.0 ppb (4) 0.7 ppb (8) N/A 7.6 μg/m3 (32) 32.0
 
July 16, 2019, 10 a.m. 9.4 ppb (9) 5.7 ppb (5) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 2.0 ppb (2) 0.1 ppb (1) N/A 7.4 μg/m3 (31) 31.0
 
July 16, 2019, 9 a.m. 11.0 ppb (10) 6.7 ppb (6) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 1.0 ppb (1) 0.1 ppb (1) N/A 7.5 μg/m3 (31) 31.0
 
July 16, 2019, 8 a.m. 2.5 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 4.0 ppb (3) 0.1 ppb (1) N/A 6.9 μg/m3 (29) 29.0
 
July 16, 2019, 7 a.m. 3.3 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A 0.1 ppb (1) N/A 7.4 μg/m3 (31) 31.0
 
July 16, 2019, 6 a.m. 5.7 ppb (5) 0.9 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 2.0 ppb (2) 0.1 ppb (1) N/A 7.1 μg/m3 (30) 30.0
 
July 16, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A N/A 6.9 μg/m3 (29) 29.0
 
July 16, 2019, 4 a.m. 4.3 ppb (4) 0.6 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 5.0 ppb (4) 0.1 ppb (1) N/A 7.3 μg/m3 (30) 30.0
 
July 16, 2019, 3 a.m. 7.3 ppb (7) 1.2 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 5.0 ppb (4) 0.1 ppb (1) N/A 7.5 μg/m3 (31) 31.0
 
July 16, 2019, 2 a.m. 3.1 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 10.0 ppb (8) 0.1 ppb (1) N/A 7.0 μg/m3 (29) 29.0
 
July 16, 2019, 1 a.m. 6.4 ppb (6) 1.7 ppb (2) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 12.0 ppb (9) 0.2 ppb (2) N/A 7.5 μg/m3 (31) 31.0
 
July 16, 2019, midnight 4.7 ppb (4) 0.6 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 14.0 ppb (11) 0.2 ppb (2) N/A 7.1 μg/m3 (30) 30.0
 
July 15, 2019, 11 p.m. 2.1 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 20.0 ppb (15) 0.1 ppb (1) N/A 6.7 μg/m3 (28) 28.0
 
July 15, 2019, 10 p.m. 2.1 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (20) 0.1 ppb (1) N/A 7.9 μg/m3 (33) 33.0
 
July 15, 2019, 9 p.m. 1.2 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 29.0 ppb (22) 0.1 ppb (1) N/A 5.9 μg/m3 (25) 25.0
 
July 15, 2019, 8 p.m. 1.7 ppb (2) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 29.0 ppb (22) 0.1 ppb (1) N/A 6.0 μg/m3 (25) 25.0
 
July 15, 2019, 7 p.m. 3.1 ppb (3) 1.2 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 28.0 ppb (22) 0.1 ppb (1) N/A 5.7 μg/m3 (24) 24.0
 
July 15, 2019, 6 p.m. 1.6 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 28.0 ppb (22) 0.1 ppb (1) N/A 5.6 μg/m3 (23) 23.0
 
July 15, 2019, 5 p.m. 1.6 ppb (1) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 28.0 ppb (22) 0.1 ppb (1) N/A 5.5 μg/m3 (23) 23.0
 
July 15, 2019, 4 p.m. 1.3 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 27.0 ppb (21) 0.1 ppb (1) N/A 5.4 μg/m3 (23) 23.0
 
July 15, 2019, 3 p.m. 1.6 ppb (1) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 26.0 ppb (20) 0.1 ppb (1) N/A 5.3 μg/m3 (22) 22.0
 
July 15, 2019, 2 p.m. 1.9 ppb (2) 0.8 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 25.0 ppb (19) 0.1 ppb (1) N/A 5.3 μg/m3 (22) 22.0
 
July 15, 2019, 1 p.m. 4.7 ppb (4) 1.7 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 21.0 ppb (16) 0.1 ppb (1) N/A 5.3 μg/m3 (22) 22.0
 
July 15, 2019, noon 20.6 ppb (19) 13.3 ppb (12) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 11.0 ppb (8) 0.1 ppb (1) N/A 6.2 μg/m3 (26) 26.0
 
July 15, 2019, 11 a.m. 47.7 ppb (44) 35.5 ppb (33) N/A 12.0 ppb (11) N/A 1.0 ppb (1) 4.0 ppb (3) 0.2 ppb (2) N/A 7.6 μg/m3 (32) 44.0
 
July 15, 2019, 10 a.m. 7.9 ppb (7) 4.5 ppb (4) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 4.0 ppb (3) 0.1 ppb (1) N/A 6.4 μg/m3 (27) 27.0
 
July 15, 2019, 9 a.m. 3.5 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 3.0 ppb (2) 0.1 ppb (1) N/A 5.0 μg/m3 (21) 21.0
 
July 15, 2019, 8 a.m. 2.3 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 5.0 ppb (4) 0.1 ppb (1) N/A 4.8 μg/m3 (20) 20.0
 
July 15, 2019, 7 a.m. 3.1 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A 0.1 ppb (1) N/A 5.3 μg/m3 (22) 22.0
 
July 15, 2019, 6 a.m. 3.7 ppb (3) 0.7 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 4.0 ppb (3) 0.1 ppb (1) N/A 5.2 μg/m3 (22) 22.0
 
July 15, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (5) N/A N/A 5.2 μg/m3 (22) 22.0
 
July 15, 2019, 4 a.m. 3.5 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 7.0 ppb (5) 0.1 ppb (1) N/A 5.7 μg/m3 (24) 24.0
 
July 15, 2019, 3 a.m. 4.0 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 8.0 ppb (6) 0.2 ppb (2) N/A 5.5 μg/m3 (23) 23.0
 
July 15, 2019, 2 a.m. 2.0 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 15.0 ppb (12) 0.1 ppb (1) N/A 4.9 μg/m3 (20) 20.0
 
July 15, 2019, 1 a.m. 1.9 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 17.0 ppb (13) 0.1 ppb (1) N/A 5.1 μg/m3 (21) 21.0
 
July 15, 2019, midnight 1.7 ppb (2) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 19.0 ppb (15) 0.1 ppb (1) N/A 5.3 μg/m3 (22) 22.0
 
July 14, 2019, 11 p.m. 1.5 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 21.0 ppb (16) 0.1 ppb (1) N/A 5.6 μg/m3 (23) 23.0
 
July 14, 2019, 10 p.m. 0.6 ppb (1) -0.1 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 24.0 ppb (18) 0.1 ppb (1) N/A 6.9 μg/m3 (29) 29.0
 
July 14, 2019, 9 p.m. 0.9 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 25.0 ppb (19) 0.1 ppb (1) N/A 6.7 μg/m3 (28) 28.0
 
July 14, 2019, 8 p.m. 0.9 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 26.0 ppb (20) 0.1 ppb (1) N/A 7.0 μg/m3 (29) 29.0
 
July 14, 2019, 7 p.m. 0.9 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 29.0 ppb (22) 0.1 ppb (1) N/A 7.5 μg/m3 (31) 31.0
 
July 14, 2019, 6 p.m. 1.0 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 30.0 ppb (23) 0.1 ppb (1) N/A 8.1 μg/m3 (34) 34.0
 
July 14, 2019, 5 p.m. 1.3 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (25) 0.1 ppb (1) N/A 8.8 μg/m3 (37) 37.0
 
July 14, 2019, 4 p.m. 2.4 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 31.0 ppb (24) 0.2 ppb (2) N/A 10.5 μg/m3 (44) 44.0
 
July 14, 2019, 3 p.m. 1.9 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 34.0 ppb (26) 0.2 ppb (2) N/A 10.7 μg/m3 (45) 45.0
 
July 14, 2019, 2 p.m. 1.4 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 37.0 ppb (28) 0.1 ppb (1) N/A 11.1 μg/m3 (46) 46.0
 
July 14, 2019, 1 p.m. 1.5 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 38.0 ppb (29) 0.2 ppb (2) N/A 11.4 μg/m3 (48) 48.0
 
July 14, 2019, noon 3.3 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 22.0 ppb (17) 0.2 ppb (2) N/A 12.1 μg/m3 (50) 50.0
 
July 14, 2019, 11 a.m. 5.5 ppb (5) 2.3 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 8.0 ppb (6) 0.2 ppb (2) N/A 12.1 μg/m3 (50) 50.0
 
July 14, 2019, 10 a.m. 2.4 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 8.0 ppb (6) 0.2 ppb (2) N/A 11.0 μg/m3 (46) 46.0
 
July 14, 2019, 9 a.m. 1.5 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 11.0 ppb (8) 0.1 ppb (1) N/A 11.8 μg/m3 (49) 49.0
 
July 14, 2019, 8 a.m. 2.5 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 13.0 ppb (10) 0.1 ppb (1) N/A 12.5 μg/m3 (51) 51.0
 
July 14, 2019, 7 a.m. 1.5 ppb (1) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) N/A 0.1 ppb (1) N/A 12.4 μg/m3 (51) 51.0
 
July 14, 2019, 6 a.m. 1.6 ppb (1) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 19.0 ppb (15) 0.1 ppb (1) N/A 12.2 μg/m3 (50) 50.0
 
July 14, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A N/A 12.3 μg/m3 (51) 51.0
 
July 14, 2019, 4 a.m. 1.6 ppb (1) -0.1 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (20) 0.2 ppb (2) N/A 13.5 μg/m3 (53) 53.0
 
July 14, 2019, 3 a.m. 1.5 ppb (1) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 37.0 ppb (28) 0.2 ppb (2) N/A 12.9 μg/m3 (52) 52.0
 
July 14, 2019, 2 a.m. 2.1 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 42.0 ppb (32) 0.2 ppb (2) N/A 13.0 μg/m3 (52) 52.0
 
July 14, 2019, 1 a.m. 10.9 ppb (10) 0.7 ppb (1) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 35.0 ppb (27) 0.2 ppb (2) N/A 10.3 μg/m3 (43) 43.0
 
July 14, 2019, midnight 8.5 ppb (8) 0.2 ppb (0) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 38.0 ppb (29) 0.2 ppb (2) N/A 8.7 μg/m3 (36) 36.0
 
July 13, 2019, 11 p.m. 2.4 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 44.0 ppb (34) 0.1 ppb (1) N/A 8.2 μg/m3 (34) 34.0
 
July 13, 2019, 10 p.m. 1.1 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 41.0 ppb (32) 0.1 ppb (1) N/A 8.3 μg/m3 (35) 35.0
 
July 13, 2019, 9 p.m. 3.7 ppb (3) 1.4 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 37.0 ppb (28) 0.1 ppb (1) N/A 7.6 μg/m3 (32) 32.0
 
July 13, 2019, 8 p.m. 12.1 ppb (11) 6.0 ppb (6) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 31.0 ppb (24) 0.2 ppb (2) N/A 7.0 μg/m3 (29) 29.0
 
July 13, 2019, 7 p.m. 5.9 ppb (5) 2.5 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 32.0 ppb (25) 0.1 ppb (1) N/A 7.0 μg/m3 (29) 29.0
 
July 13, 2019, 6 p.m. 3.3 ppb (3) 1.1 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (25) 0.1 ppb (1) N/A 7.1 μg/m3 (30) 30.0
 
July 13, 2019, 5 p.m. 2.0 ppb (2) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (25) 0.1 ppb (1) N/A 7.2 μg/m3 (30) 30.0
 
July 13, 2019, 4 p.m. 2.1 ppb (2) 0.7 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (25) 0.1 ppb (1) N/A 7.9 μg/m3 (33) 33.0
 
July 13, 2019, 3 p.m. 1.9 ppb (2) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 30.0 ppb (23) 0.1 ppb (1) N/A 8.2 μg/m3 (34) 34.0
 
July 13, 2019, 2 p.m. 4.0 ppb (4) 1.5 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 27.0 ppb (21) 0.2 ppb (2) N/A 7.6 μg/m3 (32) 32.0
 
July 13, 2019, 1 p.m. 2.8 ppb (3) 0.9 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 24.0 ppb (18) 0.2 ppb (2) N/A 7.6 μg/m3 (32) 32.0
 
July 13, 2019, noon 7.1 ppb (7) 2.8 ppb (3) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 17.0 ppb (13) 0.2 ppb (2) N/A 8.2 μg/m3 (34) 34.0
 
July 13, 2019, 11 a.m. 4.1 ppb (4) 1.6 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 10.0 ppb (8) 0.2 ppb (2) N/A 9.4 μg/m3 (39) 39.0
 
July 13, 2019, 10 a.m. 2.9 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 6.0 ppb (5) 0.2 ppb (2) N/A 9.5 μg/m3 (40) 40.0
 
July 13, 2019, 9 a.m. 2.2 ppb (2) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 8.0 ppb (6) 0.1 ppb (1) N/A 9.3 μg/m3 (39) 39.0
 
July 13, 2019, 8 a.m. 1.7 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 5.0 ppb (4) 0.1 ppb (1) N/A 8.8 μg/m3 (37) 37.0
 
July 13, 2019, 7 a.m. 1.3 ppb (1) 0.0 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) N/A 0.1 ppb (1) N/A 8.6 μg/m3 (36) 36.0
 
July 13, 2019, 6 a.m. 2.4 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 3.0 ppb (2) 0.2 ppb (2) N/A 8.5 μg/m3 (35) 35.0
 
July 13, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) N/A N/A 8.5 μg/m3 (35) 35.0
 
July 13, 2019, 4 a.m. 2.3 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 5.0 ppb (4) 0.2 ppb (2) N/A 8.7 μg/m3 (36) 36.0
 
July 13, 2019, 3 a.m. 2.3 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 9.0 ppb (7) 0.2 ppb (2) N/A 7.1 μg/m3 (30) 30.0
 
July 13, 2019, 2 a.m. 3.7 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 11.0 ppb (8) 0.2 ppb (2) N/A 7.0 μg/m3 (29) 29.0
 
July 13, 2019, 1 a.m. 3.4 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 20.0 ppb (15) 0.2 ppb (2) N/A 6.1 μg/m3 (25) 25.0
 
July 13, 2019, midnight 2.5 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (20) 0.1 ppb (1) N/A 5.0 μg/m3 (21) 21.0
 
July 12, 2019, 11 p.m. 2.2 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 31.0 ppb (24) 0.1 ppb (1) N/A 4.9 μg/m3 (20) 24.0
 
July 12, 2019, 10 p.m. 1.6 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (25) 0.1 ppb (1) N/A 5.4 μg/m3 (23) 25.0
 
July 12, 2019, 9 p.m. 1.8 ppb (2) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (28) 0.1 ppb (1) N/A 6.4 μg/m3 (27) 28.0
 
July 12, 2019, 8 p.m. 3.1 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (28) 0.2 ppb (2) N/A 7.3 μg/m3 (30) 30.0
 
July 12, 2019, 7 p.m. 2.3 ppb (2) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 35.0 ppb (27) 0.1 ppb (1) N/A 7.3 μg/m3 (30) 30.0
 
July 12, 2019, 6 p.m. 2.0 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (28) 0.1 ppb (1) N/A 7.0 μg/m3 (29) 29.0
 
July 12, 2019, 5 p.m. 2.6 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 38.0 ppb (29) 0.1 ppb (1) N/A 6.7 μg/m3 (28) 29.0
 
July 12, 2019, 4 p.m. 1.7 ppb (2) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 39.0 ppb (30) 0.1 ppb (1) N/A 6.5 μg/m3 (27) 30.0
 
July 12, 2019, 3 p.m. 2.3 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 35.0 ppb (27) 0.1 ppb (1) N/A 6.6 μg/m3 (28) 28.0
 
July 12, 2019, 2 p.m. 7.8 ppb (7) 3.1 ppb (3) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 25.0 ppb (19) 0.2 ppb (2) N/A 7.9 μg/m3 (33) 33.0
 
July 12, 2019, 1 p.m. 9.8 ppb (9) 2.9 ppb (3) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 13.0 ppb (10) 0.2 ppb (2) N/A 9.7 μg/m3 (40) 40.0
 
July 12, 2019, noon 14.2 ppb (13) 5.1 ppb (5) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 9.0 ppb (7) 0.2 ppb (2) N/A 12.2 μg/m3 (50) 50.0
 
July 12, 2019, 11 a.m. 21.3 ppb (20) 10.8 ppb (10) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 9.0 ppb (7) 0.2 ppb (2) N/A 13.6 μg/m3 (53) 53.0
 
July 12, 2019, 10 a.m. 5.9 ppb (5) 1.7 ppb (2) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 12.0 ppb (9) 0.2 ppb (2) N/A 10.0 μg/m3 (42) 42.0
 
July 12, 2019, 9 a.m. 5.4 ppb (5) 0.7 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 12.0 ppb (9) 0.2 ppb (2) N/A 8.7 μg/m3 (36) 36.0
 
July 12, 2019, 8 a.m. 2.5 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 19.0 ppb (15) 0.1 ppb (1) N/A 7.9 μg/m3 (33) 33.0
 
July 12, 2019, 7 a.m. 3.3 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A 0.2 ppb (2) N/A 7.1 μg/m3 (30) 30.0
 
July 12, 2019, 6 a.m. 1.8 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 35.0 ppb (27) 0.2 ppb (2) N/A 7.0 μg/m3 (29) 29.0
 
July 12, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A N/A 8.9 μg/m3 (37) 37.0
 
July 12, 2019, 4 a.m. 1.9 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 39.0 ppb (30) 0.2 ppb (2) N/A 13.8 μg/m3 (54) 54.0
 
July 12, 2019, 3 a.m. 2.6 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 30.0 ppb (23) 0.2 ppb (2) N/A 13.7 μg/m3 (54) 54.0
 
July 12, 2019, 2 a.m. 3.2 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 26.0 ppb (20) 0.2 ppb (2) N/A 13.0 μg/m3 (52) 52.0
 
July 12, 2019, 1 a.m. 8.9 ppb (8) 2.6 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 15.0 ppb (12) 0.2 ppb (2) N/A 12.6 μg/m3 (51) 51.0
 
July 12, 2019, midnight 8.1 ppb (8) 1.6 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 16.0 ppb (12) 0.2 ppb (2) N/A 12.2 μg/m3 (50) 50.0
 
July 11, 2019, 11 p.m. 5.6 ppb (5) 0.7 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 22.0 ppb (17) 0.2 ppb (2) N/A 11.7 μg/m3 (49) 49.0
 
July 11, 2019, 10 p.m. 9.2 ppb (9) 1.6 ppb (1) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 29.0 ppb (22) 0.2 ppb (2) N/A 11.2 μg/m3 (47) 47.0
 
July 11, 2019, 9 p.m. 12.4 ppb (11) 3.2 ppb (3) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 40.0 ppb (31) 0.2 ppb (2) N/A 12.4 μg/m3 (51) 51.0
 
July 11, 2019, 8 p.m. 3.1 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 49.0 ppb (38) 0.2 ppb (2) N/A 11.9 μg/m3 (50) 50.0
 
July 11, 2019, 7 p.m. 3.8 ppb (4) 0.5 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 44.0 ppb (34) 0.2 ppb (2) N/A 11.7 μg/m3 (49) 49.0
 
July 11, 2019, 6 p.m. 4.3 ppb (4) 0.8 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 37.0 ppb (28) 0.2 ppb (2) N/A 12.1 μg/m3 (50) 50.0
 
July 11, 2019, 5 p.m. 5.2 ppb (5) 0.7 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 38.0 ppb (29) 0.2 ppb (2) N/A 12.0 μg/m3 (50) 50.0
 
July 11, 2019, 4 p.m. 4.9 ppb (5) 0.7 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 46.0 ppb (35) 0.2 ppb (2) N/A 14.1 μg/m3 (54) 54.0
 
July 11, 2019, 3 p.m. 6.4 ppb (6) 1.7 ppb (2) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 44.0 ppb (34) 0.2 ppb (2) N/A 14.6 μg/m3 (56) 56.0
 
July 11, 2019, 2 p.m. 8.4 ppb (8) 2.2 ppb (2) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 37.0 ppb (28) 0.2 ppb (2) N/A 14.8 μg/m3 (56) 56.0
 
July 11, 2019, 1 p.m. 13.5 ppb (12) 4.2 ppb (4) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 26.0 ppb (20) 0.3 ppb (3) N/A 15.3 μg/m3 (57) 57.0
 
July 11, 2019, noon 15.0 ppb (14) 5.6 ppb (5) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 15.0 ppb (12) 0.3 ppb (3) N/A 14.3 μg/m3 (55) 55.0
 
July 11, 2019, 11 a.m. 23.3 ppb (22) 11.0 ppb (10) N/A 12.0 ppb (11) N/A 0.0 ppb (0) 6.0 ppb (5) 0.4 ppb (4) N/A 13.8 μg/m3 (54) 54.0
 
July 11, 2019, 10 a.m. 8.6 ppb (8) 2.9 ppb (3) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 7.0 ppb (5) 0.2 ppb (2) N/A 12.5 μg/m3 (51) 51.0
 
July 11, 2019, 9 a.m. 5.6 ppb (5) 1.4 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 7.0 ppb (5) 0.1 ppb (1) N/A 12.2 μg/m3 (50) 50.0
 
July 11, 2019, 8 a.m. 4.6 ppb (4) 0.6 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 9.0 ppb (7) 0.1 ppb (1) N/A 11.5 μg/m3 (48) 48.0
 
July 11, 2019, 7 a.m. 2.9 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) N/A 0.1 ppb (1) N/A 11.0 μg/m3 (46) 46.0
 
July 11, 2019, 6 a.m. 1.5 ppb (1) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 17.0 ppb (13) 0.1 ppb (1) N/A 10.7 μg/m3 (45) 45.0
 
July 11, 2019, 5 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (13) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 11, 2019, 4 a.m. 2.4 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 20.0 ppb (15) 0.1 ppb (1) N/A 11.1 μg/m3 (46) 46.0
 
July 11, 2019, 3 a.m. 3.4 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 20.0 ppb (15) 0.1 ppb (1) N/A 11.6 μg/m3 (48) 48.0
 
July 11, 2019, 2 a.m. 2.4 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 25.0 ppb (19) 0.1 ppb (1) N/A 11.7 μg/m3 (49) 49.0
 
July 11, 2019, 1 a.m. 5.4 ppb (5) 0.7 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 26.0 ppb (20) 0.1 ppb (1) N/A 11.9 μg/m3 (50) 50.0
 
July 11, 2019, midnight 8.2 ppb (8) 1.1 ppb (1) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 26.0 ppb (20) 0.2 ppb (2) N/A 11.1 μg/m3 (46) 46.0
 
July 10, 2019, 11 p.m. 3.4 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 36.0 ppb (28) 0.1 ppb (1) N/A 9.7 μg/m3 (40) 40.0
 
July 10, 2019, 10 p.m. 3.0 ppb (3) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 45.0 ppb (35) 0.1 ppb (1) N/A 10.7 μg/m3 (45) 45.0
 
July 10, 2019, 9 p.m. 2.5 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 46.0 ppb (35) 0.1 ppb (1) N/A 11.9 μg/m3 (50) 50.0
 
July 10, 2019, 8 p.m. 2.8 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 45.0 ppb (35) 0.1 ppb (1) N/A 11.9 μg/m3 (50) 50.0
 
July 10, 2019, 7 p.m. 2.2 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 44.0 ppb (34) 0.1 ppb (1) N/A 11.1 μg/m3 (46) 46.0
 
July 10, 2019, 6 p.m. 2.5 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 44.0 ppb (34) 0.1 ppb (1) N/A 10.8 μg/m3 (45) 45.0
 
July 10, 2019, 5 p.m. 1.9 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 39.0 ppb (30) 0.1 ppb (1) N/A 10.5 μg/m3 (44) 44.0
 
July 10, 2019, 4 p.m. 2.2 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 35.0 ppb (27) 0.1 ppb (1) N/A 11.5 μg/m3 (48) 48.0
 
July 10, 2019, 3 p.m. 3.1 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 35.0 ppb (27) 0.1 ppb (1) N/A 11.8 μg/m3 (49) 49.0
 
July 10, 2019, 2 p.m. 5.9 ppb (5) 1.6 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 34.0 ppb (26) 0.1 ppb (1) N/A 11.7 μg/m3 (49) 49.0