AQSQID: 090090027

Site Name: New Haven - Criscuolo Park

Location: New Haven, CT

Reporting: True, Located: True

Current AQI: 38.0

New Haven CT, US: 41.3011, -72.9028

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 21, 2019, 6 p.m. N/A 10.2 ppb (9) 33.1 ppb (31) 18.0 ppb (17) N/A 1.0 ppb (1) 49.0 ppb (38) 0.28 ppb (3) 19.0 μg/m3 (17) 8.1 μg/m3 (34) 38.0
 
Sept. 21, 2019, 5 p.m. N/A 10.0 ppb (9) 36.0 ppb (33) 24.0 ppb (22) N/A 0.0 ppb (0) 40.0 ppb (31) 0.36 ppb (4) 20.0 μg/m3 (18) 9.1 μg/m3 (38) 38.0
 
Sept. 21, 2019, 4 p.m. N/A 2.1 ppb (2) 12.5 ppb (12) 7.0 ppb (6) N/A 0.0 ppb (0) 49.0 ppb (38) 0.3 ppb (3) 17.0 μg/m3 (15) 8.0 μg/m3 (33) 38.0
 
Sept. 21, 2019, 3 p.m. N/A 2.0 ppb (2) 9.8 ppb (9) 5.0 ppb (5) N/A 0.0 ppb (0) 42.0 ppb (32) 0.27 ppb (3) 19.0 μg/m3 (17) 8.3 μg/m3 (35) 35.0
 
Sept. 21, 2019, 2 p.m. N/A 1.9 ppb (2) 7.8 ppb (7) 4.0 ppb (4) N/A 0.0 ppb (0) 37.0 ppb (28) 0.25 ppb (3) 16.0 μg/m3 (15) 7.6 μg/m3 (32) 32.0
 
Sept. 21, 2019, 1 p.m. N/A 4.9 ppb (5) 15.3 ppb (14) 9.0 ppb (8) N/A 0.0 ppb (0) 24.0 ppb (18) 0.33 ppb (4) 19.0 μg/m3 (17) 8.3 μg/m3 (35) 35.0
 
Sept. 21, 2019, noon N/A 7.6 ppb (7) 22.5 ppb (21) 13.0 ppb (12) N/A 0.0 ppb (0) 16.0 ppb (12) 0.35 ppb (4) 18.0 μg/m3 (16) 8.5 μg/m3 (35) 35.0
 
Sept. 21, 2019, 11 a.m. N/A 7.0 ppb (6) 25.2 ppb (23) 16.0 ppb (15) N/A 0.0 ppb (0) 8.0 ppb (6) 0.37 ppb (4) 17.0 μg/m3 (15) 9.0 μg/m3 (38) 38.0
 
Sept. 21, 2019, 10 a.m. N/A 13.4 ppb (12) 36.6 ppb (34) 21.0 ppb (19) N/A 0.0 ppb (0) 1.0 ppb (1) 0.49 ppb (5) 20.0 μg/m3 (18) 10.0 μg/m3 (42) 42.0
 
Sept. 21, 2019, 9 a.m. N/A N/A N/A 21.0 ppb (19) N/A 0.0 ppb (0) 2.0 ppb (2) 0.42 ppb (5) 17.0 μg/m3 (15) 9.7 μg/m3 (40) 40.0
 
Sept. 21, 2019, 8 a.m. N/A N/A N/A 20.0 ppb (19) N/A 0.0 ppb (0) 1.0 ppb (1) 0.43 ppb (5) 19.0 μg/m3 (17) 11.3 μg/m3 (47) 47.0
 
Sept. 21, 2019, 7 a.m. N/A 11.8 ppb (11) 33.7 ppb (31) 19.0 ppb (18) N/A 0.0 ppb (0) 1.0 ppb (1) N/A 19.0 μg/m3 (17) 10.0 μg/m3 (42) 42.0
 
Sept. 21, 2019, 6 a.m. N/A 31.0 ppb (29) 55.9 ppb (52) 21.0 ppb (19) N/A 0.0 ppb (0) 1.0 ppb (1) 0.75 ppb (8) 21.0 μg/m3 (19) 11.9 μg/m3 (50) 52.0
 
Sept. 21, 2019, 5 a.m. N/A 22.6 ppb (21) 49.9 ppb (46) 24.0 ppb (22) N/A 0.0 ppb (0) N/A 0.77 ppb (9) 20.0 μg/m3 (18) 10.9 μg/m3 (45) 46.0
 
Sept. 21, 2019, 4 a.m. N/A 24.2 ppb (22) 55.6 ppb (52) 28.0 ppb (26) N/A 0.0 ppb (0) 1.0 ppb (1) 0.71 ppb (8) 19.0 μg/m3 (17) 11.4 μg/m3 (48) 52.0
 
Sept. 21, 2019, 3 a.m. N/A 26.2 ppb (24) 62.8 ppb (59) 33.0 ppb (31) N/A 0.0 ppb (0) 1.0 ppb (1) 1.03 ppb (11) 26.0 μg/m3 (24) 14.0 μg/m3 (54) 59.0
 
Sept. 21, 2019, 2 a.m. N/A 18.5 ppb (17) 62.2 ppb (59) 39.0 ppb (36) N/A 0.0 ppb (0) 1.0 ppb (1) 0.79 ppb (9) 25.0 μg/m3 (23) 11.8 μg/m3 (49) 59.0
 
Sept. 21, 2019, 1 a.m. N/A 6.4 ppb (6) 47.2 ppb (44) N/A N/A 0.0 ppb (0) 4.0 ppb (3) 0.8 ppb (9) 25.0 μg/m3 (23) 13.2 μg/m3 (53) 53.0
 
Sept. 21, 2019, midnight N/A 1.4 ppb (1) 28.6 ppb (26) 24.0 ppb (22) N/A 0.0 ppb (0) 19.0 ppb (15) 0.59 ppb (7) 24.0 μg/m3 (22) 10.8 μg/m3 (45) 45.0
 
Sept. 20, 2019, 11 p.m. N/A 0.3 ppb (0) 15.6 ppb (14) 15.0 ppb (14) N/A 0.0 ppb (0) 37.0 ppb (28) 0.3 ppb (3) 17.0 μg/m3 (15) 6.2 μg/m3 (26) 28.0
 
Sept. 20, 2019, 10 p.m. N/A 0.3 ppb (0) 7.7 ppb (7) 6.0 ppb (6) N/A N/A 47.0 ppb (36) 0.21 ppb (2) 18.0 μg/m3 (16) 5.7 μg/m3 (24) 36.0
 
Sept. 20, 2019, 9 p.m. N/A 0.7 ppb (1) 5.6 ppb (5) 4.0 ppb (4) N/A 0.0 ppb (0) 52.0 ppb (40) 0.18 ppb (2) 19.0 μg/m3 (17) 5.4 μg/m3 (23) 40.0
 
Sept. 20, 2019, 8 p.m. N/A 1.0 ppb (1) 6.4 ppb (6) 4.0 ppb (4) N/A 0.0 ppb (0) 52.0 ppb (40) 0.18 ppb (2) 22.0 μg/m3 (20) 5.6 μg/m3 (23) 40.0
 
Sept. 20, 2019, 7 p.m. N/A 1.4 ppb (1) 7.4 ppb (7) 5.0 ppb (5) N/A 0.0 ppb (0) 49.0 ppb (38) 0.2 ppb (2) 28.0 μg/m3 (25) 6.3 μg/m3 (26) 38.0
 
Sept. 20, 2019, 6 p.m. N/A 0.9 ppb (1) 5.3 ppb (5) 3.0 ppb (3) N/A 0.0 ppb (0) 52.0 ppb (40) 0.17 ppb (2) 22.0 μg/m3 (20) 5.9 μg/m3 (25) 40.0
 
Sept. 20, 2019, 5 p.m. N/A 1.3 ppb (1) 6.4 ppb (6) 3.0 ppb (3) N/A 0.0 ppb (0) 50.0 ppb (38) 0.18 ppb (2) 23.0 μg/m3 (21) 5.6 μg/m3 (23) 38.0
 
Sept. 20, 2019, 4 p.m. N/A 0.9 ppb (1) 4.6 ppb (4) 2.0 ppb (2) N/A 0.0 ppb (0) 47.0 ppb (36) 0.16 ppb (2) 14.0 μg/m3 (13) 4.8 μg/m3 (20) 36.0
 
Sept. 20, 2019, 3 p.m. N/A 1.7 ppb (2) 6.7 ppb (6) 3.0 ppb (3) N/A 0.0 ppb (0) 42.0 ppb (32) 0.19 ppb (2) 29.0 μg/m3 (26) 5.6 μg/m3 (23) 32.0
 
Sept. 20, 2019, 2 p.m. N/A 2.2 ppb (2) 8.3 ppb (8) 5.0 ppb (5) N/A 0.0 ppb (0) 37.0 ppb (28) 0.19 ppb (2) 19.0 μg/m3 (17) 5.3 μg/m3 (22) 28.0
 
Sept. 20, 2019, 1 p.m. N/A 20.7 ppb (19) 40.3 ppb (37) 18.0 ppb (17) N/A 0.0 ppb (0) 14.0 ppb (11) 0.37 ppb (4) 22.0 μg/m3 (20) 7.1 μg/m3 (30) 37.0
 
Sept. 20, 2019, noon N/A 43.8 ppb (41) 67.2 ppb (64) 21.0 ppb (19) N/A 0.0 ppb (0) 5.0 ppb (4) 0.45 ppb (5) 21.0 μg/m3 (19) 7.9 μg/m3 (33) 64.0
 
Sept. 20, 2019, 11 a.m. N/A 96.1 ppb (95) 114.0 ppb (102) 17.0 ppb (16) N/A 1.0 ppb (1) 1.0 ppb (1) 0.61 ppb (7) 20.0 μg/m3 (18) 8.0 μg/m3 (33) 102.0
 
Sept. 20, 2019, 10 a.m. N/A 71.9 ppb (69) 87.1 ppb (85) 14.0 ppb (13) N/A 1.0 ppb (1) 0.0 ppb (0) 0.52 ppb (6) 16.0 μg/m3 (15) 7.3 μg/m3 (30) 85.0
 
Sept. 20, 2019, 9 a.m. N/A N/A N/A 14.0 ppb (13) N/A 0.0 ppb (0) 0.0 ppb (0) 0.43 ppb (5) 17.0 μg/m3 (15) 7.2 μg/m3 (30) 30.0
 
Sept. 20, 2019, 8 a.m. N/A N/A N/A 14.0 ppb (13) N/A 0.0 ppb (0) 0.0 ppb (0) 0.38 ppb (4) 17.0 μg/m3 (15) 7.4 μg/m3 (31) 31.0
 
Sept. 20, 2019, 7 a.m. N/A 25.8 ppb (24) 42.4 ppb (39) 15.0 ppb (14) N/A 0.0 ppb (0) 0.0 ppb (0) N/A 17.0 μg/m3 (15) 7.4 μg/m3 (31) 39.0
 
Sept. 20, 2019, 6 a.m. N/A 22.8 ppb (21) 41.0 ppb (38) 16.0 ppb (15) N/A 0.0 ppb (0) 0.0 ppb (0) 0.42 ppb (5) 18.0 μg/m3 (16) 8.0 μg/m3 (33) 38.0
 
Sept. 20, 2019, 5 a.m. N/A 26.9 ppb (25) 47.8 ppb (44) 19.0 ppb (18) N/A 0.0 ppb (0) N/A 0.5 ppb (6) 17.0 μg/m3 (15) 8.1 μg/m3 (34) 44.0
 
Sept. 20, 2019, 4 a.m. N/A 20.0 ppb (19) 43.4 ppb (40) 21.0 ppb (19) N/A 0.0 ppb (0) 0.0 ppb (0) 0.49 ppb (5) 17.0 μg/m3 (15) 7.7 μg/m3 (32) 40.0
 
Sept. 20, 2019, 3 a.m. N/A 21.2 ppb (20) 50.9 ppb (47) 26.0 ppb (24) N/A 0.0 ppb (0) 1.0 ppb (1) 0.58 ppb (6) 19.0 μg/m3 (17) 8.6 μg/m3 (36) 47.0
 
Sept. 20, 2019, 2 a.m. N/A 9.0 ppb (8) 43.1 ppb (40) 31.0 ppb (29) N/A 0.0 ppb (0) 2.0 ppb (2) 0.56 ppb (6) 16.0 μg/m3 (15) 8.3 μg/m3 (35) 40.0
 
Sept. 20, 2019, 1 a.m. N/A 20.3 ppb (19) 62.5 ppb (59) N/A N/A 0.0 ppb (0) 3.0 ppb (2) 0.49 ppb (5) 19.0 μg/m3 (17) 7.8 μg/m3 (32) 59.0
 
Sept. 20, 2019, midnight N/A 0.7 ppb (1) 22.6 ppb (21) 20.0 ppb (19) N/A 0.0 ppb (0) 26.0 ppb (20) 0.28 ppb (3) 12.0 μg/m3 (11) 4.9 μg/m3 (20) 21.0
 
Sept. 19, 2019, 11 p.m. N/A 0.3 ppb (0) 10.8 ppb (10) 10.0 ppb (9) N/A 0.0 ppb (0) 37.0 ppb (28) 0.23 ppb (3) 11.0 μg/m3 (10) 4.6 μg/m3 (19) 28.0
 
Sept. 19, 2019, 10 p.m. N/A 0.8 ppb (1) 10.6 ppb (10) 8.0 ppb (7) N/A N/A 41.0 ppb (32) 0.21 ppb (2) 12.0 μg/m3 (11) 4.6 μg/m3 (19) 32.0
 
Sept. 19, 2019, 9 p.m. N/A 1.8 ppb (2) 10.6 ppb (10) 8.0 ppb (7) N/A 0.0 ppb (0) 41.0 ppb (32) 0.22 ppb (2) 11.0 μg/m3 (10) 4.5 μg/m3 (19) 32.0
 
Sept. 19, 2019, 8 p.m. N/A 3.7 ppb (3) 15.4 ppb (14) 10.0 ppb (9) N/A 0.0 ppb (0) 38.0 ppb (29) 0.23 ppb (3) 12.0 μg/m3 (11) 4.8 μg/m3 (20) 29.0
 
Sept. 19, 2019, 7 p.m. N/A 5.4 ppb (5) 17.5 ppb (16) 10.0 ppb (9) N/A 0.0 ppb (0) 34.0 ppb (26) 0.23 ppb (3) 14.0 μg/m3 (13) 5.0 μg/m3 (21) 26.0
 
Sept. 19, 2019, 6 p.m. N/A 2.8 ppb (3) 9.9 ppb (9) 6.0 ppb (6) N/A 0.0 ppb (0) 36.0 ppb (28) 0.21 ppb (2) 13.0 μg/m3 (12) 4.6 μg/m3 (19) 28.0
 
Sept. 19, 2019, 5 p.m. N/A 2.0 ppb (2) 6.7 ppb (6) 3.0 ppb (3) N/A 0.0 ppb (0) 33.0 ppb (25) 0.18 ppb (2) 12.0 μg/m3 (11) 4.3 μg/m3 (18) 25.0
 
Sept. 19, 2019, 4 p.m. N/A 2.1 ppb (2) 6.5 ppb (6) 3.0 ppb (3) N/A 0.0 ppb (0) 31.0 ppb (24) 0.17 ppb (2) 14.0 μg/m3 (13) 4.4 μg/m3 (18) 24.0
 
Sept. 19, 2019, 3 p.m. N/A 2.1 ppb (2) 5.8 ppb (5) 3.0 ppb (3) N/A 0.0 ppb (0) 28.0 ppb (22) 0.16 ppb (2) 12.0 μg/m3 (11) 4.4 μg/m3 (18) 22.0
 
Sept. 19, 2019, 2 p.m. N/A 2.9 ppb (3) 7.2 ppb (7) 3.0 ppb (3) N/A 0.0 ppb (0) 24.0 ppb (18) 0.16 ppb (2) 11.0 μg/m3 (10) 4.9 μg/m3 (20) 20.0
 
Sept. 19, 2019, 1 p.m. N/A 4.9 ppb (5) 10.8 ppb (10) 5.0 ppb (5) N/A 0.0 ppb (0) 17.0 ppb (13) 0.2 ppb (2) 12.0 μg/m3 (11) 5.3 μg/m3 (22) 22.0
 
Sept. 19, 2019, noon N/A 14.1 ppb (13) 25.2 ppb (23) 10.0 ppb (9) N/A 0.0 ppb (0) 8.0 ppb (6) 0.27 ppb (3) 13.0 μg/m3 (12) 6.9 μg/m3 (29) 29.0
 
Sept. 19, 2019, 11 a.m. N/A 15.1 ppb (14) 29.6 ppb (27) 13.0 ppb (12) N/A 0.0 ppb (0) 5.0 ppb (4) 0.29 ppb (3) 17.0 μg/m3 (15) 7.7 μg/m3 (32) 32.0
 
Sept. 19, 2019, 10 a.m. N/A 15.0 ppb (14) 33.3 ppb (31) 17.0 ppb (16) N/A 0.0 ppb (0) 1.0 ppb (1) 0.27 ppb (3) 13.0 μg/m3 (12) 6.3 μg/m3 (26) 31.0
 
Sept. 19, 2019, 9 a.m. N/A N/A N/A 18.0 ppb (17) N/A 0.0 ppb (0) 1.0 ppb (1) 0.23 ppb (3) 13.0 μg/m3 (12) 6.0 μg/m3 (25) 25.0
 
Sept. 19, 2019, 8 a.m. N/A N/A N/A 18.0 ppb (17) N/A 0.0 ppb (0) 1.0 ppb (1) 0.2 ppb (2) 11.0 μg/m3 (10) 6.1 μg/m3 (25) 25.0
 
Sept. 19, 2019, 7 a.m. N/A 8.2 ppb (8) 28.9 ppb (27) 19.0 ppb (18) N/A 0.0 ppb (0) 1.0 ppb (1) N/A 13.0 μg/m3 (12) 6.4 μg/m3 (27) 27.0
 
Sept. 19, 2019, 6 a.m. N/A 7.6 ppb (7) 24.9 ppb (23) 17.0 ppb (16) N/A 0.0 ppb (0) 6.0 ppb (5) 0.19 ppb (2) 12.0 μg/m3 (11) 5.7 μg/m3 (24) 24.0
 
Sept. 19, 2019, 5 a.m. N/A 5.6 ppb (5) 21.8 ppb (20) 16.0 ppb (15) N/A 0.0 ppb (0) N/A 0.19 ppb (2) 12.0 μg/m3 (11) 5.4 μg/m3 (23) 23.0
 
Sept. 19, 2019, 4 a.m. N/A 3.2 ppb (3) 20.0 ppb (19) 17.0 ppb (16) N/A 0.0 ppb (0) 11.0 ppb (8) 0.19 ppb (2) 11.0 μg/m3 (10) 5.1 μg/m3 (21) 21.0
 
Sept. 19, 2019, 3 a.m. N/A 5.1 ppb (5) 19.7 ppb (18) 14.0 ppb (13) N/A 0.0 ppb (0) 15.0 ppb (12) 0.19 ppb (2) 12.0 μg/m3 (11) 5.3 μg/m3 (22) 22.0
 
Sept. 19, 2019, 2 a.m. N/A 0.2 ppb (0) 3.2 ppb (3) 2.0 ppb (2) N/A 0.0 ppb (0) 27.0 ppb (21) 0.15 ppb (2) 12.0 μg/m3 (11) 4.9 μg/m3 (20) 21.0
 
Sept. 19, 2019, 1 a.m. N/A 0.2 ppb (0) 3.3 ppb (3) N/A N/A 0.0 ppb (0) 30.0 ppb (23) 0.16 ppb (2) 12.0 μg/m3 (11) 4.7 μg/m3 (20) 23.0
 
Sept. 19, 2019, midnight N/A 0.2 ppb (0) 5.6 ppb (5) 5.0 ppb (5) N/A 0.0 ppb (0) 28.0 ppb (22) 0.2 ppb (2) 12.0 μg/m3 (11) 4.8 μg/m3 (20) 22.0
 
Sept. 18, 2019, 11 p.m. N/A 0.4 ppb (0) 6.3 ppb (6) 5.0 ppb (5) N/A 0.0 ppb (0) 28.0 ppb (22) 0.2 ppb (2) 11.0 μg/m3 (10) 4.6 μg/m3 (19) 22.0
 
Sept. 18, 2019, 10 p.m. N/A 0.5 ppb (0) 4.8 ppb (4) 4.0 ppb (4) N/A N/A 31.0 ppb (24) 0.18 ppb (2) 12.0 μg/m3 (11) 4.5 μg/m3 (19) 24.0
 
Sept. 18, 2019, 9 p.m. N/A 1.1 ppb (1) 4.7 ppb (4) 3.0 ppb (3) N/A 0.0 ppb (0) 32.0 ppb (25) 0.17 ppb (2) 13.0 μg/m3 (12) 4.4 μg/m3 (18) 25.0
 
Sept. 18, 2019, 8 p.m. N/A 1.1 ppb (1) 4.1 ppb (4) 2.0 ppb (2) N/A 0.0 ppb (0) 31.0 ppb (24) 0.16 ppb (2) 12.0 μg/m3 (11) 4.6 μg/m3 (19) 24.0
 
Sept. 18, 2019, 7 p.m. N/A 1.2 ppb (1) 4.4 ppb (4) 2.0 ppb (2) N/A 0.0 ppb (0) 29.0 ppb (22) 0.16 ppb (2) 12.0 μg/m3 (11) 4.7 μg/m3 (20) 22.0
 
Sept. 18, 2019, 6 p.m. N/A 1.3 ppb (1) 4.4 ppb (4) 2.0 ppb (2) N/A 0.0 ppb (0) 27.0 ppb (21) 0.15 ppb (2) 13.0 μg/m3 (12) 4.8 μg/m3 (20) 21.0
 
Sept. 18, 2019, 5 p.m. N/A 1.2 ppb (1) 4.1 ppb (4) 2.0 ppb (2) N/A 0.0 ppb (0) 25.0 ppb (19) 0.16 ppb (2) 13.0 μg/m3 (12) 4.6 μg/m3 (19) 19.0
 
Sept. 18, 2019, 4 p.m. N/A 1.3 ppb (1) 4.5 ppb (4) 2.0 ppb (2) N/A 0.0 ppb (0) 21.0 ppb (16) 0.15 ppb (2) 12.0 μg/m3 (11) 4.5 μg/m3 (19) 19.0
 
Sept. 18, 2019, 3 p.m. N/A 1.4 ppb (1) 4.0 ppb (4) 2.0 ppb (2) N/A 0.0 ppb (0) 25.0 ppb (19) 0.15 ppb (2) 9.0 μg/m3 (8) 4.3 μg/m3 (18) 19.0
 
Sept. 18, 2019, 2 p.m. N/A 2.4 ppb (2) 5.8 ppb (5) 3.0 ppb (3) N/A 0.0 ppb (0) 20.0 ppb (15) 0.16 ppb (2) 11.0 μg/m3 (10) 4.3 μg/m3 (18) 18.0
 
Sept. 18, 2019, 1 p.m. N/A 4.9 ppb (5) 10.3 ppb (10) 5.0 ppb (5) N/A 0.0 ppb (0) 14.0 ppb (11) 0.21 ppb (2) 15.0 μg/m3 (14) 5.1 μg/m3 (21) 21.0
 
Sept. 18, 2019, noon N/A 7.0 ppb (6) 15.6 ppb (14) 8.0 ppb (7) N/A 0.0 ppb (0) 6.0 ppb (5) 0.24 ppb (3) 14.0 μg/m3 (13) 4.9 μg/m3 (20) 20.0
 
Sept. 18, 2019, 11 a.m. N/A 10.8 ppb (10) 21.5 ppb (20) 10.0 ppb (9) N/A 0.0 ppb (0) 4.0 ppb (3) 0.24 ppb (3) 18.0 μg/m3 (16) 5.2 μg/m3 (22) 22.0
 
Sept. 18, 2019, 10 a.m. N/A N/A N/A 13.0 ppb (12) N/A 0.0 ppb (0) 1.0 ppb (1) 0.25 ppb (3) 12.0 μg/m3 (11) 5.3 μg/m3 (22) 22.0
 
Sept. 18, 2019, 9 a.m. N/A N/A N/A 14.0 ppb (13) N/A 0.0 ppb (0) 1.0 ppb (1) 0.27 ppb (3) 13.0 μg/m3 (12) 5.5 μg/m3 (23) 23.0
 
Sept. 18, 2019, 8 a.m. N/A N/A N/A 14.0 ppb (13) N/A 0.0 ppb (0) 1.0 ppb (1) 0.25 ppb (3) 13.0 μg/m3 (12) 5.8 μg/m3 (24) 24.0
 
Sept. 18, 2019, 7 a.m. N/A 7.8 ppb (7) 22.7 ppb (21) 14.0 ppb (13) N/A 0.0 ppb (0) 1.0 ppb (1) N/A 13.0 μg/m3 (12) 5.9 μg/m3 (25) 25.0
 
Sept. 18, 2019, 6 a.m. N/A 10.4 ppb (10) 26.8 ppb (25) 15.0 ppb (14) N/A 0.0 ppb (0) 0.0 ppb (0) 0.29 ppb (3) 15.0 μg/m3 (14) 6.1 μg/m3 (25) 25.0
 
Sept. 18, 2019, 5 a.m. N/A 7.9 ppb (7) 26.1 ppb (24) 17.0 ppb (16) N/A 0.0 ppb (0) N/A 0.27 ppb (3) 12.0 μg/m3 (11) 5.6 μg/m3 (23) 24.0
 
Sept. 18, 2019, 4 a.m. N/A 3.9 ppb (4) 21.6 ppb (20) 17.0 ppb (16) N/A 0.0 ppb (0) 3.0 ppb (2) 0.25 ppb (3) 12.0 μg/m3 (11) 5.0 μg/m3 (21) 21.0
 
Sept. 18, 2019, 3 a.m. N/A 4.9 ppb (5) 22.1 ppb (20) 17.0 ppb (16) N/A 0.0 ppb (0) 5.0 ppb (4) 0.26 ppb (3) 13.0 μg/m3 (12) 5.0 μg/m3 (21) 21.0
 
Sept. 18, 2019, 2 a.m. N/A 0.3 ppb (0) 8.6 ppb (8) 6.0 ppb (6) N/A 0.0 ppb (0) 18.0 ppb (14) 0.19 ppb (2) 11.0 μg/m3 (10) 4.8 μg/m3 (20) 20.0
 
Sept. 18, 2019, 1 a.m. N/A 10.1 ppb (9) 32.3 ppb (30) N/A N/A 0.0 ppb (0) 7.0 ppb (5) 0.37 ppb (4) 22.0 μg/m3 (20) 6.6 μg/m3 (28) 30.0
 
Sept. 18, 2019, midnight N/A 0.5 ppb (0) 16.8 ppb (16) 17.0 ppb (16) N/A 0.0 ppb (0) 14.0 ppb (11) 0.31 ppb (3) 17.0 μg/m3 (15) 6.1 μg/m3 (25) 25.0
 
Sept. 17, 2019, 11 p.m. N/A 0.8 ppb (1) 10.3 ppb (10) 10.0 ppb (9) N/A 0.0 ppb (0) 23.0 ppb (18) 0.28 ppb (3) 12.0 μg/m3 (11) 4.2 μg/m3 (18) 18.0
 
Sept. 17, 2019, 10 p.m. N/A 0.4 ppb (0) 4.6 ppb (4) 3.0 ppb (3) N/A N/A 32.0 ppb (25) 0.21 ppb (2) 10.0 μg/m3 (9) 3.5 μg/m3 (15) 25.0
 
Sept. 17, 2019, 9 p.m. N/A 0.7 ppb (1) 3.9 ppb (4) 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (28) 0.19 ppb (2) 10.0 μg/m3 (9) 3.8 μg/m3 (16) 28.0
 
Sept. 17, 2019, 8 p.m. N/A 0.8 ppb (1) 3.8 ppb (4) 2.0 ppb (2) N/A 0.0 ppb (0) 38.0 ppb (29) 0.16 ppb (2) 12.0 μg/m3 (11) 3.8 μg/m3 (16) 29.0
 
Sept. 17, 2019, 7 p.m. N/A 0.8 ppb (1) 3.9 ppb (4) 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (31) 0.16 ppb (2) 11.0 μg/m3 (10) 4.3 μg/m3 (18) 31.0
 
Sept. 17, 2019, 6 p.m. N/A 0.7 ppb (1) 3.0 ppb (3) 1.0 ppb (1) N/A 0.0 ppb (0) 39.0 ppb (30) 0.15 ppb (2) 11.0 μg/m3 (10) 4.2 μg/m3 (18) 30.0
 
Sept. 17, 2019, 5 p.m. N/A 0.8 ppb (1) 3.1 ppb (3) 1.0 ppb (1) N/A 0.0 ppb (0) 38.0 ppb (29) 0.14 ppb (2) N/A N/A 29.0
 
Sept. 17, 2019, 4 p.m. N/A 1.2 ppb (1) 4.1 ppb (4) 2.0 ppb (2) N/A 0.0 ppb (0) 36.0 ppb (28) 0.15 ppb (2) 13.0 μg/m3 (12) 4.2 μg/m3 (18) 28.0
 
Sept. 17, 2019, 3 p.m. N/A 1.6 ppb (1) 5.2 ppb (5) 3.0 ppb (3) N/A 0.0 ppb (0) 32.0 ppb (25) 0.17 ppb (2) 11.0 μg/m3 (10) 4.5 μg/m3 (19) 25.0
 
Sept. 17, 2019, 2 p.m. N/A 1.7 ppb (2) 5.2 ppb (5) 3.0 ppb (3) N/A 0.0 ppb (0) 29.0 ppb (22) 0.17 ppb (2) 11.0 μg/m3 (10) 4.4 μg/m3 (18) 22.0
 
Sept. 17, 2019, 1 p.m. N/A 8.6 ppb (8) 18.2 ppb (17) 8.0 ppb (7) N/A 0.0 ppb (0) 20.0 ppb (15) 0.23 ppb (3) 13.0 μg/m3 (12) 5.1 μg/m3 (21) 21.0
 
Sept. 17, 2019, noon N/A 25.0 ppb (23) 41.9 ppb (39) 16.0 ppb (15) N/A 0.0 ppb (0) 7.0 ppb (5) 0.33 ppb (4) 15.0 μg/m3 (14) 5.5 μg/m3 (23) 39.0
 
Sept. 17, 2019, 11 a.m. N/A 23.6 ppb (22) 41.7 ppb (39) 17.0 ppb (16) N/A 0.0 ppb (0) 3.0 ppb (2) 0.35 ppb (4) 13.0 μg/m3 (12) 4.9 μg/m3 (20) 39.0
 
Sept. 17, 2019, 10 a.m. N/A 21.1 ppb (20) 40.2 ppb (37) 18.0 ppb (17) N/A 0.0 ppb (0) 1.0 ppb (1) 0.3 ppb (3) 12.0 μg/m3 (11) 4.8 μg/m3 (20) 37.0
 
Sept. 17, 2019, 9 a.m. N/A N/A N/A 18.0 ppb (17) N/A 0.0 ppb (0) 0.0 ppb (0) 0.23 ppb (3) 14.0 μg/m3 (13) 5.3 μg/m3 (22) 22.0
 
Sept. 17, 2019, 8 a.m. N/A N/A N/A 19.0 ppb (18) N/A 0.0 ppb (0) 0.0 ppb (0) 0.21 ppb (2) 14.0 μg/m3 (13) 5.6 μg/m3 (23) 23.0
 
Sept. 17, 2019, 7 a.m. N/A 9.1 ppb (8) 28.8 ppb (27) 18.0 ppb (17) N/A 0.0 ppb (0) 1.0 ppb (1) N/A 14.0 μg/m3 (13) 5.4 μg/m3 (23) 27.0
 
Sept. 17, 2019, 6 a.m. N/A 3.3 ppb (3) 21.3 ppb (20) 17.0 ppb (16) N/A 0.0 ppb (0) 2.0 ppb (2) 0.24 ppb (3) 16.0 μg/m3 (15) 5.7 μg/m3 (24) 24.0
 
Sept. 17, 2019, 5 a.m. N/A 5.1 ppb (5) 25.6 ppb (24) 19.0 ppb (18) N/A 0.0 ppb (0) N/A 0.26 ppb (3) 14.0 μg/m3 (13) 5.5 μg/m3 (23) 24.0
 
Sept. 17, 2019, 4 a.m. N/A 7.5 ppb (7) 30.1 ppb (28) 21.0 ppb (19) N/A 0.0 ppb (0) 2.0 ppb (2) 0.28 ppb (3) 13.0 μg/m3 (12) 5.1 μg/m3 (21) 28.0
 
Sept. 17, 2019, 3 a.m. N/A 6.5 ppb (6) 32.4 ppb (30) 24.0 ppb (22) N/A 0.0 ppb (0) 3.0 ppb (2) 0.27 ppb (3) 12.0 μg/m3 (11) 5.1 μg/m3 (21) 30.0
 
Sept. 17, 2019, 2 a.m. N/A 11.2 ppb (10) 41.5 ppb (38) 28.0 ppb (26) N/A 0.0 ppb (0) 2.0 ppb (2) 0.32 ppb (4) 14.0 μg/m3 (13) 5.9 μg/m3 (25) 38.0
 
Sept. 17, 2019, 1 a.m. N/A 3.0 ppb (3) 30.0 ppb (28) N/A N/A 0.0 ppb (0) 8.0 ppb (6) 0.3 ppb (3) 13.0 μg/m3 (12) 5.4 μg/m3 (23) 28.0
 
Sept. 17, 2019, midnight N/A 0.3 ppb (0) 13.9 ppb (13) 12.0 ppb (11) N/A 0.0 ppb (0) 24.0 ppb (18) 0.23 ppb (3) 9.0 μg/m3 (8) 4.0 μg/m3 (17) 18.0
 
Sept. 16, 2019, 11 p.m. N/A 1.5 ppb (1) 16.7 ppb (15) 15.0 ppb (14) N/A 0.0 ppb (0) 23.0 ppb (18) 0.28 ppb (3) 11.0 μg/m3 (10) 3.9 μg/m3 (16) 18.0
 
Sept. 16, 2019, 10 p.m. N/A 0.5 ppb (0) 6.3 ppb (6) 5.0 ppb (5) N/A N/A 35.0 ppb (27) 0.17 ppb (2) 7.0 μg/m3 (6) 3.0 μg/m3 (12) 27.0
 
Sept. 16, 2019, 9 p.m. N/A 0.7 ppb (1) 4.0 ppb (4) 2.0 ppb (2) N/A 0.0 ppb (0) 41.0 ppb (32) 0.15 ppb (2) 9.0 μg/m3 (8) 2.6 μg/m3 (11) 32.0
 
Sept. 16, 2019, 8 p.m. N/A 1.9 ppb (2) 7.3 ppb (7) 4.0 ppb (4) N/A 0.0 ppb (0) 35.0 ppb (27) 0.18 ppb (2) 15.0 μg/m3 (14) 5.6 μg/m3 (23) 27.0
 
Sept. 16, 2019, 7 p.m. N/A 3.2 ppb (3) 10.9 ppb (10) 7.0 ppb (6) N/A 0.0 ppb (0) 27.0 ppb (21) 0.23 ppb (3) 15.0 μg/m3 (14) 6.6 μg/m3 (28) 28.0
 
Sept. 16, 2019, 6 p.m. N/A 2.7 ppb (3) 8.7 ppb (8) 5.0 ppb (5) N/A 0.0 ppb (0) 28.0 ppb (22) 0.19 ppb (2) 19.0 μg/m3 (17) 7.0 μg/m3 (29) 29.0
 
Sept. 16, 2019, 5 p.m. N/A 3.1 ppb (3) 11.0 ppb (10) 7.0 ppb (6) N/A 0.0 ppb (0) 24.0 ppb (18) 0.2 ppb (2) 13.0 μg/m3 (12) 6.8 μg/m3 (28) 28.0
 
Sept. 16, 2019, 4 p.m. N/A 1.7 ppb (2) 8.0 ppb (7) 5.0 ppb (5) N/A 0.0 ppb (0) 23.0 ppb (18) 0.2 ppb (2) 13.0 μg/m3 (12) 6.3 μg/m3 (26) 26.0
 
Sept. 16, 2019, 3 p.m. N/A 1.7 ppb (2) 8.4 ppb (8) 6.0 ppb (6) N/A 0.0 ppb (0) 23.0 ppb (18) 0.23 ppb (3) 12.0 μg/m3 (11) 6.2 μg/m3 (26) 26.0
 
Sept. 16, 2019, 2 p.m. N/A 1.5 ppb (1) 7.1 ppb (7) 5.0 ppb (5) N/A 0.0 ppb (0) 25.0 ppb (19) 0.21 ppb (2) 11.0 μg/m3 (10) 5.9 μg/m3 (25) 25.0
 
Sept. 16, 2019, 1 p.m. N/A 4.7 ppb (4) 17.6 ppb (16) 11.0 ppb (10) N/A 0.0 ppb (0) 15.0 ppb (12) 0.28 ppb (3) 13.0 μg/m3 (12) 6.8 μg/m3 (28) 28.0
 
Sept. 16, 2019, noon N/A 7.6 ppb (7) 26.2 ppb (24) 18.0 ppb (17) N/A 0.0 ppb (0) 7.0 ppb (5) 0.34 ppb (4) 14.0 μg/m3 (13) 7.6 μg/m3 (32) 32.0
 
Sept. 16, 2019, 11 a.m. N/A 19.4 ppb (18) 43.2 ppb (40) 23.0 ppb (21) N/A 0.0 ppb (0) 2.0 ppb (2) 0.41 ppb (5) 19.0 μg/m3 (17) 8.7 μg/m3 (36) 40.0
 
Sept. 16, 2019, 10 a.m. N/A 11.7 ppb (11) 33.8 ppb (31) 21.0 ppb (19) N/A 0.0 ppb (0) 1.0 ppb (1) 0.32 ppb (4) 17.0 μg/m3 (15) 7.7 μg/m3 (32) 32.0
 
Sept. 16, 2019, 9 a.m. N/A N/A N/A 18.0 ppb (17) N/A 0.0 ppb (0) 0.0 ppb (0) 0.3 ppb (3) 16.0 μg/m3 (15) 7.6 μg/m3 (32) 32.0
 
Sept. 16, 2019, 8 a.m. N/A N/A N/A 17.0 ppb (16) N/A 0.0 ppb (0) 0.0 ppb (0) 0.31 ppb (3) 18.0 μg/m3 (16) 8.1 μg/m3 (34) 34.0
 
Sept. 16, 2019, 7 a.m. N/A 9.3 ppb (9) 27.8 ppb (26) 17.0 ppb (16) N/A 0.0 ppb (0) 1.0 ppb (1) N/A 16.0 μg/m3 (15) 8.1 μg/m3 (34) 34.0
 
Sept. 16, 2019, 6 a.m. N/A 15.3 ppb (14) 33.0 ppb (31) 16.0 ppb (15) N/A 0.0 ppb (0) 1.0 ppb (1) 0.37 ppb (4) 16.0 μg/m3 (15) 8.7 μg/m3 (36) 36.0
 
Sept. 16, 2019, 5 a.m. N/A 7.7 ppb (7) 30.6 ppb (28) 20.0 ppb (19) N/A 0.0 ppb (0) N/A 0.48 ppb (5) 18.0 μg/m3 (16) 10.7 μg/m3 (45) 45.0
 
Sept. 16, 2019, 4 a.m. N/A 4.0 ppb (4) 24.8 ppb (23) 19.0 ppb (18) N/A 0.0 ppb (0) 6.0 ppb (5) 0.44 ppb (5) 18.0 μg/m3 (16) 10.1 μg/m3 (42) 42.0
 
Sept. 16, 2019, 3 a.m. N/A 2.7 ppb (3) 22.4 ppb (21) 19.0 ppb (18) N/A 0.0 ppb (0) 7.0 ppb (5) 0.44 ppb (5) 17.0 μg/m3 (15) 9.2 μg/m3 (38) 38.0
 
Sept. 16, 2019, 2 a.m. N/A 16.2 ppb (15) 44.4 ppb (41) 24.0 ppb (22) N/A 0.0 ppb (0) 3.0 ppb (2) 0.62 ppb (7) 18.0 μg/m3 (16) 10.9 μg/m3 (45) 45.0
 
Sept. 16, 2019, 1 a.m. N/A 7.8 ppb (7) 38.0 ppb (35) N/A N/A 0.0 ppb (0) 2.0 ppb (2) 0.67 ppb (7) 18.0 μg/m3 (16) 9.5 μg/m3 (40) 40.0
 
Sept. 16, 2019, midnight N/A 6.8 ppb (6) 39.7 ppb (37) 25.0 ppb (23) N/A 0.0 ppb (0) 9.0 ppb (7) 0.65 ppb (7) 17.0 μg/m3 (15) 9.9 μg/m3 (41) 41.0
 
Sept. 15, 2019, 11 p.m. N/A 0.4 ppb (0) 14.6 ppb (14) 13.0 ppb (12) N/A 0.0 ppb (0) 30.0 ppb (23) 0.43 ppb (5) 13.0 μg/m3 (12) 6.6 μg/m3 (28) 28.0
 
Sept. 15, 2019, 10 p.m. N/A 0.2 ppb (0) 6.0 ppb (6) 5.0 ppb (5) N/A N/A 41.0 ppb (32) 0.22 ppb (2) 11.0 μg/m3 (10) 4.9 μg/m3 (20) 32.0
 
Sept. 15, 2019, 9 p.m. N/A 20.3 ppb (19) 44.9 ppb (42) 23.0 ppb (21) N/A 1.0 ppb (1) 35.0 ppb (27) 0.24 ppb (3) 17.0 μg/m3 (15) 10.4 μg/m3 (43) 43.0
 
Sept. 15, 2019, 8 p.m. N/A 27.4 ppb (25) 59.8 ppb (56) 32.0 ppb (30) N/A 2.0 ppb (3) 22.0 ppb (17) 0.27 ppb (3) 20.0 μg/m3 (18) 11.7 μg/m3 (49) 56.0
 
Sept. 15, 2019, 7 p.m. N/A 7.1 ppb (7) 22.2 ppb (21) 14.0 ppb (13) N/A 1.0 ppb (1) 38.0 ppb (29) 0.24 ppb (3) 14.0 μg/m3 (13) 6.8 μg/m3 (28) 29.0
 
Sept. 15, 2019, 6 p.m. N/A 5.5 ppb (5) 18.7 ppb (17) 11.0 ppb (10) N/A 1.0 ppb (1) 40.0 ppb (31) 0.21 ppb (2) 13.0 μg/m3 (12) 7.1 μg/m3 (30) 31.0
 
Sept. 15, 2019, 5 p.m. N/A 8.8 ppb (8) 24.5 ppb (23) 15.0 ppb (14) N/A 1.0 ppb (1) 33.0 ppb (25) 0.24 ppb (3) 15.0 μg/m3 (14) 7.4 μg/m3 (31) 31.0
 
Sept. 15, 2019, 4 p.m. N/A 2.7 ppb (3) 8.8 ppb (8) 5.0 ppb (5) N/A 0.0 ppb (0) 40.0 ppb (31) 0.26 ppb (3) 14.0 μg/m3 (13) 6.0 μg/m3 (25) 31.0
 
Sept. 15, 2019, 3 p.m. N/A 0.5 ppb (0) 2.4 ppb (2) 1.0 ppb (1) N/A 0.0 ppb (0) 39.0 ppb (30) 0.17 ppb (2) 12.0 μg/m3 (11) 5.5 μg/m3 (23) 30.0
 
Sept. 15, 2019, 2 p.m. N/A 0.7 ppb (1) 2.8 ppb (3) 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (25) 0.17 ppb (2) 12.0 μg/m3 (11) 5.8 μg/m3 (24) 25.0
 
Sept. 15, 2019, 1 p.m. N/A 1.6 ppb (1) 5.2 ppb (5) 2.0 ppb (2) N/A 0.0 ppb (0) 25.0 ppb (19) 0.19 ppb (2) 12.0 μg/m3 (11) 6.1 μg/m3 (25) 25.0
 
Sept. 15, 2019, noon N/A 7.7 ppb (7) 16.8 ppb (16) 8.0 ppb (7) N/A 0.0 ppb (0) 11.0 ppb (8) 0.26 ppb (3) 11.0 μg/m3 (10) 5.9 μg/m3 (25) 25.0
 
Sept. 15, 2019, 11 a.m. N/A 9.3 ppb (9) 21.2 ppb (20) 10.0 ppb (9) N/A 0.0 ppb (0) 3.0 ppb (2) 0.3 ppb (3) 10.0 μg/m3 (9) 4.9 μg/m3 (20) 20.0
 
Sept. 15, 2019, 10 a.m. N/A 3.2 ppb (3) 16.6 ppb (15) 12.0 ppb (11) N/A 0.0 ppb (0) 2.0 ppb (2) 0.26 ppb (3) 13.0 μg/m3 (12) 5.7 μg/m3 (24) 24.0
 
Sept. 15, 2019, 9 a.m. N/A N/A N/A 13.0 ppb (12) N/A 0.0 ppb (0) 5.0 ppb (4) 0.25 ppb (3) 14.0 μg/m3 (13) 6.7 μg/m3 (28) 28.0
 
Sept. 15, 2019, 8 a.m. N/A N/A N/A 18.0 ppb (17) N/A 0.0 ppb (0) 4.0 ppb (3) 0.25 ppb (3) 15.0 μg/m3 (14) 7.1 μg/m3 (30) 30.0
 
Sept. 15, 2019, 7 a.m. N/A 1.4 ppb (1) 19.3 ppb (18) 18.0 ppb (17) N/A 0.0 ppb (0) 6.0 ppb (5) N/A 15.0 μg/m3 (14) 7.1 μg/m3 (30) 30.0
 
Sept. 15, 2019, 6 a.m. N/A 0.6 ppb (1) 15.9 ppb (15) 15.0 ppb (14) N/A 0.0 ppb (0) 11.0 ppb (8) 0.24 ppb (3) 15.0 μg/m3 (14) 7.3 μg/m3 (30) 30.0
 
Sept. 15, 2019, 5 a.m. N/A 1.7 ppb (2) 22.7 ppb (21) 20.0 ppb (19) N/A 0.0 ppb (0) N/A 0.26 ppb (3) 16.0 μg/m3 (15) 7.5 μg/m3 (31) 31.0
 
Sept. 15, 2019, 4 a.m. N/A 0.9 ppb (1) 19.2 ppb (18) 18.0 ppb (17) N/A 0.0 ppb (0) 15.0 ppb (12) 0.27 ppb (3) 15.0 μg/m3 (14) 7.0 μg/m3 (29) 29.0
 
Sept. 15, 2019, 3 a.m. N/A 0.4 ppb (0) 5.5 ppb (5) 5.0 ppb (5) N/A 0.0 ppb (0) 30.0 ppb (23) 0.18 ppb (2) 21.0 μg/m3 (19) 8.6 μg/m3 (36) 36.0
 
Sept. 15, 2019, 2 a.m. N/A 0.4 ppb (0) 4.3 ppb (4) 3.0 ppb (3) N/A 0.0 ppb (0) 33.0 ppb (25) 0.17 ppb (2) 23.0 μg/m3 (21) 8.8 μg/m3 (37) 37.0
 
Sept. 15, 2019, 1 a.m. N/A 0.3 ppb (0) 3.3 ppb (3) N/A N/A 0.0 ppb (0) 34.0 ppb (26) 0.17 ppb (2) 29.0 μg/m3 (26) 9.6 μg/m3 (40) 40.0
 
Sept. 15, 2019, midnight N/A 5.5 ppb (5) 15.7 ppb (15) 13.0 ppb (12) N/A 0.0 ppb (0) 28.0 ppb (22) 0.15 ppb (2) 24.0 μg/m3 (22) 8.7 μg/m3 (36) 36.0
 
Sept. 14, 2019, 11 p.m. N/A 4.1 ppb (4) 21.7 ppb (20) 18.0 ppb (17) N/A 0.0 ppb (0) 21.0 ppb (16) 0.17 ppb (2) 25.0 μg/m3 (23) 8.8 μg/m3 (37) 37.0
 
Sept. 14, 2019, 10 p.m. N/A 3.4 ppb (3) 18.1 ppb (17) 15.0 ppb (14) N/A N/A 23.0 ppb (18) 0.16 ppb (2) 24.0 μg/m3 (22) 8.4 μg/m3 (35) 35.0
 
Sept. 14, 2019, 9 p.m. N/A 3.6 ppb (3) 17.8 ppb (16) 14.0 ppb (13) N/A 0.0 ppb (0) 24.0 ppb (18) 0.18 ppb (2) 26.0 μg/m3 (24) 8.1 μg/m3 (34) 34.0
 
Sept. 14, 2019, 8 p.m. N/A 1.8 ppb (2) 12.3 ppb (11) 10.0 ppb (9) N/A 0.0 ppb (0) 29.0 ppb (22) 0.18 ppb (2) 24.0 μg/m3 (22) 7.8 μg/m3 (32) 32.0
 
Sept. 14, 2019, 7 p.m. N/A 4.3 ppb (4) 16.4 ppb (15) 11.0 ppb (10) N/A 0.0 ppb (0) 30.0 ppb (23) 0.18 ppb (2) 24.0 μg/m3 (22) 7.7 μg/m3 (32) 32.0