ID: 1361

AQSQID: 090090027

Site Name: New Haven - Criscuolo Park

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

Updated: July 30, 2021, 6:54 a.m.

Location: New Haven (Fair Haven), CT

Reporting: True, Located: True

Current AQI: 62.0

New Haven (Fair Haven) CT, US: 41.301288, -72.902685

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 30, 2021, 5 a.m. N/A 0.9 ppb (1) 19.6 ppb (19) 14.0 ppb (14) N/A 0.0 ppb (0) N/A 0.27 ppb (4) 23.0 μg/m3 (22) 17.0 μg/m3 (62) 62.0
 
July 30, 2021, 4 a.m. N/A 0.9 ppb (1) 21.5 ppb (21) 15.0 ppb (15) N/A 0.0 ppb (0) 33.0 ppb (31) 0.28 ppb (4) 22.0 μg/m3 (21) 15.5 μg/m3 (59) 59.0
 
July 30, 2021, 3 a.m. N/A 0.9 ppb (1) 13.7 ppb (13) 11.0 ppb (11) N/A 0.0 ppb (0) 40.0 ppb (38) 0.26 ppb (4) 21.0 μg/m3 (20) 13.3 μg/m3 (54) 54.0
 
July 30, 2021, 2 a.m. N/A 0.9 ppb (1) 7.7 ppb (8) 7.0 ppb (7) N/A 0.0 ppb (0) 48.0 ppb (45) 0.21 ppb (3) 21.0 μg/m3 (20) 12.8 μg/m3 (53) 53.0
 
July 30, 2021, 1 a.m. N/A 2.3 ppb (3) 21.4 ppb (21) N/A N/A 0.0 ppb (0) 39.0 ppb (37) 0.21 ppb (3) 38.0 μg/m3 (36) 19.3 μg/m3 (67) 67.0
 
July 30, 2021, midnight N/A 0.9 ppb (1) 6.3 ppb (6) 4.0 ppb (4) N/A 0.0 ppb (0) 38.0 ppb (36) 0.22 ppb (3) 22.0 μg/m3 (21) 12.2 μg/m3 (52) 52.0
 
July 29, 2021, 11 p.m. N/A 1.1 ppb (2) 6.9 ppb (7) 4.0 ppb (4) N/A 0.0 ppb (0) 35.0 ppb (33) 0.23 ppb (3) 21.0 μg/m3 (20) 10.3 μg/m3 (43) 43.0
 
July 29, 2021, 10 p.m. N/A 1.3 ppb (2) 11.5 ppb (11) 4.0 ppb (4) N/A N/A 34.0 ppb (32) 0.22 ppb (3) 21.0 μg/m3 (20) 10.1 μg/m3 (43) 43.0
 
July 29, 2021, 9 p.m. N/A 1.4 ppb (2) 12.2 ppb (12) 8.0 ppb (8) N/A 0.0 ppb (0) 32.0 ppb (30) 0.23 ppb (3) 24.0 μg/m3 (23) 10.7 μg/m3 (45) 45.0
 
July 29, 2021, 8 p.m. N/A 1.5 ppb (2) 8.7 ppb (9) 6.0 ppb (6) N/A 0.0 ppb (0) 36.0 ppb (34) 0.22 ppb (3) 25.0 μg/m3 (24) 10.2 μg/m3 (43) 43.0
 
July 29, 2021, 7 p.m. N/A 2.2 ppb (3) 10.9 ppb (11) 7.0 ppb (7) N/A 0.0 ppb (0) 36.0 ppb (34) 0.26 ppb (4) 25.0 μg/m3 (24) 9.5 μg/m3 (40) 40.0
 
July 29, 2021, 6 p.m. N/A 2.5 ppb (3) 11.1 ppb (11) 6.0 ppb (6) N/A 0.0 ppb (0) 39.0 ppb (37) 0.23 ppb (3) 25.0 μg/m3 (24) 9.9 μg/m3 (42) 42.0
 
July 29, 2021, 5 p.m. N/A 2.3 ppb (3) 10.5 ppb (10) 6.0 ppb (6) N/A 0.0 ppb (0) 42.0 ppb (39) 0.22 ppb (3) 24.0 μg/m3 (23) 10.5 μg/m3 (44) 44.0
 
July 29, 2021, 4 p.m. N/A 3.0 ppb (3) 13.0 ppb (13) 7.0 ppb (7) N/A 0.0 ppb (0) 39.0 ppb (37) 0.23 ppb (3) 21.0 μg/m3 (20) 10.7 μg/m3 (45) 45.0
 
July 29, 2021, 3 p.m. N/A 3.0 ppb (3) 12.4 ppb (12) N/A N/A 0.0 ppb (0) 40.0 ppb (38) 0.22 ppb (3) 20.0 μg/m3 (19) 11.3 μg/m3 (48) 48.0
 
July 29, 2021, 2 p.m. N/A 4.3 ppb (5) 19.2 ppb (19) N/A N/A 0.0 ppb (0) 35.0 ppb (33) 0.22 ppb (3) 20.0 μg/m3 (19) 11.5 μg/m3 (48) 48.0
 
July 29, 2021, 1 p.m. N/A 5.1 ppb (5) 17.6 ppb (17) N/A N/A 0.0 ppb (0) 36.0 ppb (34) 0.2 ppb (3) 17.0 μg/m3 (16) 11.4 μg/m3 (48) 48.0
 
July 29, 2021, noon N/A 6.4 ppb (7) 21.3 ppb (21) N/A N/A 0.0 ppb (0) 32.0 ppb (30) 0.21 ppb (3) 17.0 μg/m3 (16) 11.4 μg/m3 (48) 48.0
 
July 29, 2021, 11 a.m. N/A 14.0 ppb (14) 40.1 ppb (38) 24.0 ppb (23) N/A 0.0 ppb (0) 20.0 ppb (19) 0.25 ppb (3) 17.0 μg/m3 (16) 11.6 μg/m3 (49) 49.0
 
July 29, 2021, 10 a.m. N/A N/A N/A 29.0 ppb (28) N/A 0.0 ppb (0) 15.0 ppb (14) 0.26 ppb (4) 16.0 μg/m3 (15) 11.4 μg/m3 (48) 48.0
 
July 29, 2021, 9 a.m. N/A N/A N/A 25.0 ppb (24) N/A 0.0 ppb (0) 20.0 ppb (19) 0.24 ppb (3) 16.0 μg/m3 (15) 11.4 μg/m3 (48) 48.0
 
July 29, 2021, 8 a.m. N/A 8.9 ppb (9) 35.1 ppb (34) 22.0 ppb (21) N/A 0.0 ppb (0) 23.0 ppb (22) 0.23 ppb (3) 15.0 μg/m3 (14) 11.0 μg/m3 (46) 46.0
 
July 29, 2021, 7 a.m. N/A 7.9 ppb (8) 33.2 ppb (32) 20.0 ppb (19) N/A 0.0 ppb (0) 25.0 ppb (24) N/A 15.0 μg/m3 (14) 10.0 μg/m3 (42) 42.0
 
July 29, 2021, 6 a.m. N/A 0.7 ppb (1) 9.8 ppb (10) 7.0 ppb (7) N/A 0.0 ppb (0) 36.0 ppb (34) 0.23 ppb (3) 14.0 μg/m3 (13) 9.3 μg/m3 (39) 39.0
 
July 29, 2021, 5 a.m. N/A 0.8 ppb (1) 9.5 ppb (9) 6.0 ppb (6) N/A 0.0 ppb (0) N/A 0.25 ppb (3) 15.0 μg/m3 (14) 10.0 μg/m3 (42) 42.0
 
July 29, 2021, 4 a.m. N/A 0.7 ppb (1) 8.6 ppb (9) 6.0 ppb (6) N/A 0.0 ppb (0) 37.0 ppb (35) 0.26 ppb (4) 16.0 μg/m3 (15) 10.8 μg/m3 (46) 46.0
 
July 29, 2021, 3 a.m. N/A 0.6 ppb (1) 6.7 ppb (7) 4.0 ppb (4) N/A 0.0 ppb (0) 39.0 ppb (37) 0.23 ppb (3) 16.0 μg/m3 (15) 11.0 μg/m3 (46) 46.0
 
July 29, 2021, 2 a.m. N/A 3.8 ppb (4) 17.7 ppb (17) 11.0 ppb (11) N/A 0.0 ppb (0) 33.0 ppb (31) 0.24 ppb (3) 18.0 μg/m3 (17) 12.5 μg/m3 (52) 52.0
 
July 29, 2021, 1 a.m. N/A 0.7 ppb (1) 6.8 ppb (7) N/A N/A 0.0 ppb (0) 40.0 ppb (38) 0.35 ppb (4) 18.0 μg/m3 (17) 12.5 μg/m3 (52) 52.0
 
July 29, 2021, midnight N/A 0.6 ppb (1) 5.9 ppb (6) 3.0 ppb (3) N/A 0.0 ppb (0) 45.0 ppb (42) 0.34 ppb (4) 20.0 μg/m3 (19) 13.1 μg/m3 (54) 54.0
 
July 28, 2021, 11 p.m. N/A 0.7 ppb (1) 4.9 ppb (5) 2.0 ppb (2) N/A 0.0 ppb (0) 46.0 ppb (43) 0.3 ppb (4) 18.0 μg/m3 (17) 12.4 μg/m3 (52) 52.0
 
July 28, 2021, 10 p.m. N/A 0.8 ppb (1) 3.6 ppb (4) 1.0 ppb (1) N/A N/A 42.0 ppb (39) 0.28 ppb (4) 16.0 μg/m3 (15) 10.6 μg/m3 (45) 45.0
 
July 28, 2021, 9 p.m. N/A 1.1 ppb (2) 5.3 ppb (5) 2.0 ppb (2) N/A 0.0 ppb (0) 37.0 ppb (35) 0.29 ppb (4) 14.0 μg/m3 (13) 9.8 μg/m3 (41) 41.0
 
July 28, 2021, 8 p.m. N/A 1.5 ppb (2) 7.5 ppb (8) 4.0 ppb (4) N/A 0.0 ppb (0) 36.0 ppb (34) 0.25 ppb (3) 15.0 μg/m3 (14) 9.6 μg/m3 (40) 40.0
 
July 28, 2021, 7 p.m. N/A 1.1 ppb (2) 5.1 ppb (5) 2.0 ppb (2) N/A 0.0 ppb (0) 41.0 ppb (38) N/A 15.0 μg/m3 (14) 10.2 μg/m3 (43) 43.0
 
July 28, 2021, 6 p.m. N/A 0.9 ppb (1) 4.2 ppb (4) 1.0 ppb (1) N/A 0.0 ppb (0) 42.0 ppb (39) 0.26 ppb (4) 15.0 μg/m3 (14) 10.7 μg/m3 (45) 45.0
 
July 28, 2021, 5 p.m. N/A 1.2 ppb (2) 4.4 ppb (5) 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (38) 0.27 ppb (4) 16.0 μg/m3 (15) 10.9 μg/m3 (46) 46.0
 
July 28, 2021, 4 p.m. N/A 1.1 ppb (2) 4.4 ppb (5) 1.0 ppb (1) N/A 0.0 ppb (0) 39.0 ppb (37) 0.26 ppb (4) 17.0 μg/m3 (16) 11.2 μg/m3 (47) 47.0
 
July 28, 2021, 3 p.m. N/A 1.1 ppb (2) 4.0 ppb (4) 1.0 ppb (1) N/A 0.0 ppb (0) 37.0 ppb (35) 0.26 ppb (4) 16.0 μg/m3 (15) 11.0 μg/m3 (46) 46.0
 
July 28, 2021, 2 p.m. N/A 1.3 ppb (2) 4.2 ppb (4) 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (30) 0.23 ppb (3) 14.0 μg/m3 (13) 10.0 μg/m3 (42) 42.0
 
July 28, 2021, 1 p.m. N/A 1.4 ppb (2) 4.7 ppb (5) 2.0 ppb (2) N/A 0.0 ppb (0) 28.0 ppb (26) 0.25 ppb (3) 17.0 μg/m3 (16) 11.7 μg/m3 (49) 49.0
 
July 28, 2021, noon N/A 2.0 ppb (2) 6.9 ppb (7) 3.0 ppb (3) N/A 0.0 ppb (0) 24.0 ppb (23) 0.25 ppb (3) 20.0 μg/m3 (19) 13.4 μg/m3 (54) 54.0
 
July 28, 2021, 11 a.m. N/A 2.0 ppb (2) 9.6 ppb (10) 5.0 ppb (5) N/A 0.0 ppb (0) 22.0 ppb (21) 0.29 ppb (4) 21.0 μg/m3 (20) 14.4 μg/m3 (56) 56.0
 
July 28, 2021, 10 a.m. N/A N/A N/A 8.0 ppb (8) N/A 0.0 ppb (0) 20.0 ppb (19) 0.29 ppb (4) 23.0 μg/m3 (22) 16.0 μg/m3 (60) 60.0
 
July 28, 2021, 9 a.m. N/A N/A N/A 9.0 ppb (9) N/A 0.0 ppb (0) 24.0 ppb (23) 0.25 ppb (3) 23.0 μg/m3 (22) 16.6 μg/m3 (61) 61.0
 
July 28, 2021, 8 a.m. N/A 1.1 ppb (2) 18.9 ppb (18) 13.0 ppb (13) N/A 0.0 ppb (0) 24.0 ppb (23) 0.23 ppb (3) 24.0 μg/m3 (23) 17.7 μg/m3 (63) 63.0
 
July 28, 2021, 7 a.m. N/A 0.6 ppb (1) 7.0 ppb (7) 4.0 ppb (4) N/A 0.0 ppb (0) 34.0 ppb (32) N/A 23.0 μg/m3 (22) 17.0 μg/m3 (62) 62.0
 
July 28, 2021, 6 a.m. N/A 0.8 ppb (1) 12.4 ppb (12) 8.0 ppb (8) N/A 0.0 ppb (0) 38.0 ppb (36) 0.2 ppb (3) 23.0 μg/m3 (22) 17.0 μg/m3 (62) 62.0
 
July 28, 2021, 5 a.m. N/A 0.8 ppb (1) 14.9 ppb (15) 10.0 ppb (10) N/A 0.0 ppb (0) N/A 0.23 ppb (3) 24.0 μg/m3 (23) 16.7 μg/m3 (61) 61.0
 
July 28, 2021, 4 a.m. N/A 1.1 ppb (2) 17.4 ppb (17) 11.0 ppb (11) N/A 0.0 ppb (0) 24.0 ppb (23) 0.27 ppb (4) 23.0 μg/m3 (22) 15.1 μg/m3 (58) 58.0
 
July 28, 2021, 3 a.m. N/A 0.7 ppb (1) 10.9 ppb (11) 7.0 ppb (7) N/A 0.0 ppb (0) 27.0 ppb (25) 0.26 ppb (4) 24.0 μg/m3 (23) 14.8 μg/m3 (57) 57.0
 
July 28, 2021, 2 a.m. N/A 0.7 ppb (1) 13.0 ppb (13) 8.0 ppb (8) N/A 0.0 ppb (0) 31.0 ppb (29) 0.26 ppb (4) 25.0 μg/m3 (24) 15.7 μg/m3 (59) 59.0
 
July 28, 2021, 1 a.m. N/A 0.7 ppb (1) 10.6 ppb (10) N/A N/A 0.0 ppb (0) 37.0 ppb (35) 0.28 ppb (4) 28.0 μg/m3 (26) 17.0 μg/m3 (62) 62.0
 
July 28, 2021, midnight N/A 0.7 ppb (1) 10.0 ppb (10) 5.0 ppb (5) N/A 0.0 ppb (0) 50.0 ppb (47) 0.3 ppb (4) 32.0 μg/m3 (30) 22.5 μg/m3 (73) 73.0
 
July 27, 2021, 11 p.m. N/A 0.8 ppb (1) 11.1 ppb (11) 6.0 ppb (6) N/A 0.0 ppb (0) 57.0 ppb (58) 0.32 ppb (4) 34.0 μg/m3 (32) 24.3 μg/m3 (77) 77.0
 
July 27, 2021, 10 p.m. N/A 1.1 ppb (2) 9.0 ppb (9) 4.0 ppb (4) N/A N/A 57.0 ppb (58) 0.34 ppb (4) 33.0 μg/m3 (31) 21.8 μg/m3 (72) 72.0
 
July 27, 2021, 9 p.m. N/A 1.3 ppb (2) 10.1 ppb (10) 4.0 ppb (4) N/A 0.0 ppb (0) 61.0 ppb (71) 0.34 ppb (4) 32.0 μg/m3 (30) 22.3 μg/m3 (73) 73.0
 
July 27, 2021, 8 p.m. N/A 1.1 ppb (2) 9.6 ppb (10) 3.0 ppb (3) N/A 0.0 ppb (0) 70.0 ppb (100) 0.31 ppb (4) 31.0 μg/m3 (29) 22.1 μg/m3 (73) 100.0
 
July 27, 2021, 7 p.m. N/A 2.2 ppb (3) 14.6 ppb (14) 6.0 ppb (6) N/A 0.0 ppb (0) 56.0 ppb (55) 0.31 ppb (4) 32.0 μg/m3 (30) 21.8 μg/m3 (72) 72.0
 
July 27, 2021, 6 p.m. N/A 3.8 ppb (4) 20.3 ppb (20) 10.0 ppb (10) N/A 0.0 ppb (0) 51.0 ppb (48) 0.31 ppb (4) 32.0 μg/m3 (30) 23.0 μg/m3 (74) 74.0
 
July 27, 2021, 5 p.m. N/A 2.0 ppb (2) 13.3 ppb (13) 5.0 ppb (5) N/A 0.0 ppb (0) 56.0 ppb (55) 0.26 ppb (4) 33.0 μg/m3 (31) 23.7 μg/m3 (76) 76.0
 
July 27, 2021, 4 p.m. N/A 3.9 ppb (4) 21.1 ppb (20) 9.0 ppb (9) N/A 0.0 ppb (0) 52.0 ppb (49) 0.3 ppb (4) 36.0 μg/m3 (34) 24.8 μg/m3 (78) 78.0
 
July 27, 2021, 3 p.m. N/A 9.0 ppb (9) 36.8 ppb (35) 17.0 ppb (17) N/A 0.0 ppb (0) 42.0 ppb (39) 0.35 ppb (4) 43.0 μg/m3 (40) 31.5 μg/m3 (92) 92.0
 
July 27, 2021, 2 p.m. N/A 11.7 ppb (12) 42.8 ppb (41) 19.0 ppb (18) N/A 0.0 ppb (0) 31.0 ppb (29) 0.45 ppb (6) 52.0 μg/m3 (49) 37.6 μg/m3 (107) 107.0
 
July 27, 2021, 1 p.m. N/A N/A N/A 15.0 ppb (15) N/A 0.0 ppb (0) 27.0 ppb (25) 0.5 ppb (6) 53.0 μg/m3 (50) 35.4 μg/m3 (100) 100.0
 
July 27, 2021, noon N/A 13.6 ppb (13) 37.4 ppb (36) 17.0 ppb (17) N/A 0.0 ppb (0) 15.0 ppb (14) 0.57 ppb (7) 61.0 μg/m3 (54) 46.2 μg/m3 (128) 128.0
 
July 27, 2021, 11 a.m. N/A N/A N/A 19.0 ppb (18) N/A 0.0 ppb (0) 6.0 ppb (6) 0.66 ppb (8) 76.0 μg/m3 (62) 59.4 μg/m3 (154) 154.0
 
July 27, 2021, 10 a.m. N/A N/A N/A 19.0 ppb (18) N/A 0.0 ppb (0) 2.0 ppb (2) 0.74 ppb (8) 88.0 μg/m3 (68) 69.6 μg/m3 (159) 159.0
 
July 27, 2021, 9 a.m. N/A N/A N/A 18.0 ppb (17) N/A 0.0 ppb (0) 0.0 ppb (0) 0.71 ppb (8) 103.0 μg/m3 (75) 78.1 μg/m3 (163) 163.0
 
July 27, 2021, 8 a.m. N/A 21.6 ppb (21) 50.0 ppb (48) 21.0 ppb (20) N/A 0.0 ppb (0) 0.0 ppb (0) 0.69 ppb (8) 103.0 μg/m3 (75) 80.8 μg/m3 (165) 165.0
 
July 27, 2021, 7 a.m. N/A 22.9 ppb (22) 52.3 ppb (50) 21.0 ppb (20) N/A 0.0 ppb (0) 0.0 ppb (0) N/A 107.0 μg/m3 (77) 83.5 μg/m3 (166) 166.0
 
July 27, 2021, 6 a.m. N/A 22.3 ppb (22) 54.7 ppb (52) 23.0 ppb (22) N/A 0.0 ppb (0) 0.0 ppb (0) 0.69 ppb (8) 105.0 μg/m3 (76) 84.2 μg/m3 (166) 166.0
 
July 27, 2021, 5 a.m. N/A 23.3 ppb (22) 59.3 ppb (57) 26.0 ppb (25) N/A 0.0 ppb (0) N/A 0.7 ppb (8) 108.0 μg/m3 (78) 85.3 μg/m3 (167) 167.0
 
July 27, 2021, 4 a.m. N/A 14.7 ppb (14) 54.0 ppb (51) 29.0 ppb (28) N/A 0.0 ppb (0) 1.0 ppb (1) 0.72 ppb (8) 102.0 μg/m3 (75) 82.1 μg/m3 (165) 165.0
 
July 27, 2021, 3 a.m. N/A 12.1 ppb (12) 57.6 ppb (55) 32.0 ppb (31) N/A 0.0 ppb (0) 3.0 ppb (3) 0.75 ppb (10) 93.0 μg/m3 (70) 76.6 μg/m3 (162) 162.0
 
July 27, 2021, 2 a.m. N/A 1.3 ppb (2) 39.5 ppb (38) 29.0 ppb (28) N/A 0.0 ppb (0) 8.0 ppb (8) 0.82 ppb (10) 91.0 μg/m3 (69) 75.0 μg/m3 (162) 162.0
 
July 27, 2021, 1 a.m. N/A 1.0 ppb (1) 37.1 ppb (35) N/A N/A 0.0 ppb (0) 13.0 ppb (13) 0.89 ppb (11) 90.0 μg/m3 (69) 74.0 μg/m3 (161) 161.0
 
July 27, 2021, midnight N/A 0.7 ppb (1) 25.5 ppb (25) 17.0 ppb (17) N/A 0.0 ppb (0) 32.0 ppb (30) 0.7 ppb (8) 94.0 μg/m3 (71) 76.2 μg/m3 (162) 162.0
 
July 26, 2021, 11 p.m. N/A 0.7 ppb (1) 8.5 ppb (9) 4.0 ppb (4) N/A 0.0 ppb (0) 52.0 ppb (49) 0.52 ppb (6) 94.0 μg/m3 (71) 77.9 μg/m3 (163) 163.0
 
July 26, 2021, 10 p.m. N/A 0.8 ppb (1) 7.0 ppb (7) 2.0 ppb (2) N/A N/A 56.0 ppb (55) 0.49 ppb (6) 93.0 μg/m3 (70) 76.5 μg/m3 (162) 162.0
 
July 26, 2021, 9 p.m. N/A 0.9 ppb (1) 7.7 ppb (8) 2.0 ppb (2) N/A 0.0 ppb (0) 57.0 ppb (58) 0.44 ppb (5) 74.0 μg/m3 (61) 59.0 μg/m3 (153) 153.0
 
July 26, 2021, 8 p.m. N/A 1.7 ppb (2) 13.8 ppb (14) 5.0 ppb (5) N/A 0.0 ppb (0) 62.0 ppb (74) 0.33 ppb (4) 44.0 μg/m3 (41) 32.5 μg/m3 (94) 94.0
 
July 26, 2021, 7 p.m. N/A 2.0 ppb (2) 18.7 ppb (18) 8.0 ppb (8) N/A 0.0 ppb (0) 71.0 ppb (101) 0.44 ppb (5) 41.0 μg/m3 (38) 29.2 μg/m3 (87) 101.0
 
July 26, 2021, 6 p.m. N/A 1.9 ppb (2) 19.6 ppb (19) 8.0 ppb (8) N/A 0.0 ppb (0) 73.0 ppb (103) 0.38 ppb (5) 35.0 μg/m3 (33) 23.1 μg/m3 (75) 103.0
 
July 26, 2021, 5 p.m. N/A 4.1 ppb (4) 24.3 ppb (23) 11.0 ppb (11) N/A 0.0 ppb (0) 56.0 ppb (55) 0.32 ppb (4) 21.0 μg/m3 (20) 15.0 μg/m3 (58) 58.0
 
July 26, 2021, 4 p.m. N/A 4.7 ppb (5) 24.2 ppb (23) 11.0 ppb (11) N/A N/A 50.0 ppb (47) 0.35 ppb (4) 23.0 μg/m3 (22) 14.4 μg/m3 (56) 56.0
 
July 26, 2021, 3 p.m. N/A 13.1 ppb (13) 44.7 ppb (43) 20.0 ppb (19) N/A 0.0 ppb (0) 35.0 ppb (33) 0.35 ppb (4) 22.0 μg/m3 (21) 13.5 μg/m3 (54) 54.0
 
July 26, 2021, 2 p.m. N/A 13.8 ppb (14) 41.0 ppb (39) 17.0 ppb (17) N/A 0.0 ppb (0) 29.0 ppb (27) 0.32 ppb (4) N/A N/A 39.0
 
July 26, 2021, 1 p.m. N/A 6.7 ppb (7) 26.3 ppb (25) 12.0 ppb (12) N/A 0.0 ppb (0) 28.0 ppb (26) 0.35 ppb (4) N/A N/A 26.0
 
July 26, 2021, noon N/A 7.3 ppb (7) 31.0 ppb (30) 16.0 ppb (16) N/A 0.0 ppb (0) 23.0 ppb (22) 0.34 ppb (4) 17.0 μg/m3 (16) 10.9 μg/m3 (46) 46.0
 
July 26, 2021, 11 a.m. N/A 9.0 ppb (9) 36.7 ppb (35) 21.0 ppb (20) N/A 0.0 ppb (0) 14.0 ppb (13) 0.37 ppb (5) 17.0 μg/m3 (16) 10.6 μg/m3 (45) 45.0
 
July 26, 2021, 10 a.m. N/A N/A N/A 20.0 ppb (19) N/A 0.0 ppb (0) 8.0 ppb (8) 0.43 ppb (5) 18.0 μg/m3 (17) 11.1 μg/m3 (47) 47.0
 
July 26, 2021, 9 a.m. N/A N/A N/A 17.0 ppb (17) N/A 0.0 ppb (0) 10.0 ppb (10) 0.33 ppb (4) 17.0 μg/m3 (16) 11.0 μg/m3 (46) 46.0
 
July 26, 2021, 8 a.m. N/A 1.3 ppb (2) 30.1 ppb (29) 22.0 ppb (21) N/A 0.0 ppb (0) 12.0 ppb (12) 0.29 ppb (4) 15.0 μg/m3 (14) 10.6 μg/m3 (45) 45.0
 
July 26, 2021, 7 a.m. N/A 1.2 ppb (2) 19.1 ppb (19) 14.0 ppb (14) N/A 0.0 ppb (0) 24.0 ppb (23) N/A 14.0 μg/m3 (13) 10.4 μg/m3 (44) 44.0
 
July 26, 2021, 6 a.m. N/A 0.8 ppb (1) 12.5 ppb (12) 8.0 ppb (8) N/A 0.0 ppb (0) 29.0 ppb (27) 0.24 ppb (3) 16.0 μg/m3 (15) 11.0 μg/m3 (46) 46.0
 
July 26, 2021, 5 a.m. N/A 0.8 ppb (1) 20.2 ppb (20) 14.0 ppb (14) N/A 0.0 ppb (0) N/A 0.21 ppb (3) 23.0 μg/m3 (22) 13.6 μg/m3 (55) 55.0
 
July 26, 2021, 4 a.m. N/A 1.5 ppb (2) 13.4 ppb (13) 8.0 ppb (8) N/A 0.0 ppb (0) 26.0 ppb (25) 0.18 ppb (3) 24.0 μg/m3 (23) 13.4 μg/m3 (54) 54.0
 
July 26, 2021, 3 a.m. N/A 1.1 ppb (2) 14.1 ppb (14) 9.0 ppb (9) N/A 0.0 ppb (0) 28.0 ppb (26) 0.17 ppb (3) 23.0 μg/m3 (22) 13.1 μg/m3 (54) 54.0
 
July 26, 2021, 2 a.m. N/A 0.7 ppb (1) 11.6 ppb (11) 7.0 ppb (7) N/A 0.0 ppb (0) 31.0 ppb (29) 0.19 ppb (3) 23.0 μg/m3 (22) 12.7 μg/m3 (53) 53.0
 
July 26, 2021, 1 a.m. N/A 0.7 ppb (1) 9.3 ppb (9) N/A N/A 0.0 ppb (0) 34.0 ppb (32) 0.2 ppb (3) 22.0 μg/m3 (21) 12.4 μg/m3 (52) 52.0
 
July 26, 2021, midnight N/A 0.7 ppb (1) 7.9 ppb (8) 4.0 ppb (4) N/A 0.0 ppb (0) 36.0 ppb (34) 0.2 ppb (3) 22.0 μg/m3 (21) 12.1 μg/m3 (51) 51.0
 
July 25, 2021, 11 p.m. N/A 0.8 ppb (1) 9.8 ppb (10) 6.0 ppb (6) N/A 1.0 ppb (2) 35.0 ppb (33) 0.22 ppb (3) 21.0 μg/m3 (20) 11.9 μg/m3 (50) 50.0
 
July 25, 2021, 10 p.m. N/A 1.0 ppb (1) 9.5 ppb (9) 4.0 ppb (4) N/A N/A 39.0 ppb (37) 0.23 ppb (3) 21.0 μg/m3 (20) 12.0 μg/m3 (50) 50.0
 
July 25, 2021, 9 p.m. N/A 1.6 ppb (2) 12.2 ppb (12) 6.0 ppb (6) N/A 1.0 ppb (2) 41.0 ppb (38) 0.22 ppb (3) 21.0 μg/m3 (20) 12.6 μg/m3 (53) 53.0
 
July 25, 2021, 8 p.m. N/A 2.2 ppb (3) 14.7 ppb (14) 8.0 ppb (8) N/A 1.0 ppb (2) 37.0 ppb (35) 0.19 ppb (3) 21.0 μg/m3 (20) 12.3 μg/m3 (52) 52.0
 
July 25, 2021, 7 p.m. N/A 1.2 ppb (2) 10.1 ppb (10) 5.0 ppb (5) N/A 1.0 ppb (2) 39.0 ppb (37) 0.24 ppb (3) 23.0 μg/m3 (22) 12.2 μg/m3 (52) 52.0
 
July 25, 2021, 6 p.m. N/A 5.2 ppb (5) 21.4 ppb (21) 12.0 ppb (12) N/A 2.0 ppb (3) 33.0 ppb (31) 0.2 ppb (3) 26.0 μg/m3 (25) 13.6 μg/m3 (55) 55.0
 
July 25, 2021, 5 p.m. N/A 3.0 ppb (3) 16.0 ppb (16) 9.0 ppb (9) N/A 1.0 ppb (2) 36.0 ppb (34) 0.18 ppb (3) 23.0 μg/m3 (22) 13.1 μg/m3 (54) 54.0
 
July 25, 2021, 4 p.m. N/A 2.1 ppb (2) 13.3 ppb (13) 8.0 ppb (8) N/A 1.0 ppb (2) 38.0 ppb (36) 0.17 ppb (3) 21.0 μg/m3 (20) 12.2 μg/m3 (52) 52.0
 
July 25, 2021, 3 p.m. N/A 1.7 ppb (2) 11.8 ppb (12) 8.0 ppb (8) N/A 1.0 ppb (2) 39.0 ppb (37) 0.19 ppb (3) 22.0 μg/m3 (21) 12.7 μg/m3 (53) 53.0
 
July 25, 2021, 2 p.m. N/A 1.6 ppb (2) 11.3 ppb (11) 7.0 ppb (7) N/A 1.0 ppb (2) 40.0 ppb (38) 0.18 ppb (3) 23.0 μg/m3 (22) 13.0 μg/m3 (53) 53.0
 
July 25, 2021, 1 p.m. N/A 1.2 ppb (2) 9.4 ppb (9) 6.0 ppb (6) N/A 1.0 ppb (2) 42.0 ppb (39) 0.18 ppb (3) 22.0 μg/m3 (21) 12.6 μg/m3 (53) 53.0
 
July 25, 2021, noon N/A 1.1 ppb (2) 8.1 ppb (8) 5.0 ppb (5) N/A 1.0 ppb (2) 43.0 ppb (40) 0.18 ppb (3) 20.0 μg/m3 (19) 12.6 μg/m3 (53) 53.0
 
July 25, 2021, 11 a.m. N/A 1.2 ppb (2) 10.9 ppb (11) 7.0 ppb (7) N/A 1.0 ppb (2) 41.0 ppb (38) 0.15 ppb (2) 20.0 μg/m3 (19) 12.9 μg/m3 (53) 53.0
 
July 25, 2021, 10 a.m. N/A N/A N/A 3.0 ppb (3) N/A 0.0 ppb (0) 45.0 ppb (42) 0.17 ppb (3) 21.0 μg/m3 (20) 13.3 μg/m3 (54) 54.0
 
July 25, 2021, 9 a.m. N/A N/A N/A 4.0 ppb (4) N/A 0.0 ppb (0) 47.0 ppb (44) 0.15 ppb (2) 21.0 μg/m3 (20) 12.9 μg/m3 (53) 53.0
 
July 25, 2021, 8 a.m. N/A 0.9 ppb (1) 14.4 ppb (14) 10.0 ppb (10) N/A 1.0 ppb (2) 45.0 ppb (42) 0.17 ppb (3) 18.0 μg/m3 (17) 12.5 μg/m3 (52) 52.0
 
July 25, 2021, 7 a.m. N/A 0.6 ppb (1) 8.6 ppb (9) 5.0 ppb (5) N/A 0.0 ppb (0) 45.0 ppb (42) N/A 15.0 μg/m3 (14) 10.9 μg/m3 (46) 46.0
 
July 25, 2021, 6 a.m. N/A 0.7 ppb (1) 9.3 ppb (9) 6.0 ppb (6) N/A 0.0 ppb (0) 37.0 ppb (35) 0.15 ppb (2) 14.0 μg/m3 (13) 9.4 μg/m3 (40) 40.0
 
July 25, 2021, 5 a.m. N/A 1.7 ppb (2) 10.7 ppb (11) 6.0 ppb (6) N/A 0.0 ppb (0) N/A 0.17 ppb (3) 13.0 μg/m3 (13) 9.2 μg/m3 (39) 39.0
 
July 25, 2021, 4 a.m. N/A 8.9 ppb (9) 30.5 ppb (29) 22.0 ppb (21) N/A 0.0 ppb (0) 26.0 ppb (25) 0.19 ppb (3) 15.0 μg/m3 (14) 9.6 μg/m3 (40) 40.0
 
July 25, 2021, 3 a.m. N/A 11.6 ppb (11) 30.6 ppb (29) 21.0 ppb (20) N/A 0.0 ppb (0) 30.0 ppb (28) 0.22 ppb (3) 16.0 μg/m3 (15) 9.9 μg/m3 (42) 42.0
 
July 25, 2021, 2 a.m. N/A 0.7 ppb (1) 9.0 ppb (9) 6.0 ppb (6) N/A 0.0 ppb (0) 39.0 ppb (37) 0.19 ppb (3) 14.0 μg/m3 (13) 9.2 μg/m3 (39) 39.0
 
July 25, 2021, 1 a.m. N/A 0.7 ppb (1) 9.1 ppb (9) N/A N/A 0.0 ppb (0) 39.0 ppb (37) 0.28 ppb (4) 14.0 μg/m3 (13) 8.9 μg/m3 (38) 38.0
 
July 25, 2021, midnight N/A 0.8 ppb (1) 8.6 ppb (9) 5.0 ppb (5) N/A 0.0 ppb (0) 37.0 ppb (35) 0.28 ppb (4) 15.0 μg/m3 (14) 8.9 μg/m3 (38) 38.0
 
July 24, 2021, 11 p.m. N/A 2.0 ppb (2) 9.8 ppb (10) 6.0 ppb (6) N/A 0.0 ppb (0) 36.0 ppb (34) 0.26 ppb (4) 15.0 μg/m3 (14) 9.0 μg/m3 (38) 38.0
 
July 24, 2021, 10 p.m. N/A 0.9 ppb (1) 5.7 ppb (6) 2.0 ppb (2) N/A N/A 44.0 ppb (41) 0.24 ppb (3) 16.0 μg/m3 (15) 9.4 μg/m3 (40) 41.0
 
July 24, 2021, 9 p.m. N/A 1.9 ppb (2) 9.0 ppb (9) 4.0 ppb (4) N/A 1.0 ppb (2) 42.0 ppb (39) 0.23 ppb (3) 17.0 μg/m3 (16) 9.3 μg/m3 (39) 39.0
 
July 24, 2021, 8 p.m. N/A 3.8 ppb (4) 15.2 ppb (15) 7.0 ppb (7) N/A 1.0 ppb (2) 36.0 ppb (34) 0.3 ppb (4) 21.0 μg/m3 (20) 9.6 μg/m3 (40) 40.0
 
July 24, 2021, 7 p.m. N/A 3.2 ppb (4) 10.5 ppb (10) 5.0 ppb (5) N/A 1.0 ppb (2) 40.0 ppb (38) 0.23 ppb (3) 15.0 μg/m3 (14) 9.0 μg/m3 (38) 38.0
 
July 24, 2021, 6 p.m. N/A 2.1 ppb (2) 7.2 ppb (7) 2.0 ppb (2) N/A 0.0 ppb (0) 35.0 ppb (33) 0.21 ppb (3) 17.0 μg/m3 (16) 9.0 μg/m3 (38) 38.0
 
July 24, 2021, 5 p.m. N/A 2.0 ppb (2) 8.9 ppb (9) 3.0 ppb (3) N/A 0.0 ppb (0) 40.0 ppb (38) 0.26 ppb (4) 16.0 μg/m3 (15) 9.7 μg/m3 (41) 41.0
 
July 24, 2021, 4 p.m. N/A 18.8 ppb (18) 41.1 ppb (39) 15.0 ppb (15) N/A 1.0 ppb (2) 34.0 ppb (32) 0.3 ppb (4) 21.0 μg/m3 (20) 11.3 μg/m3 (48) 48.0
 
July 24, 2021, 3 p.m. N/A 4.0 ppb (4) 14.4 ppb (14) 6.0 ppb (6) N/A 0.0 ppb (0) 35.0 ppb (33) 0.23 ppb (3) 15.0 μg/m3 (14) 9.4 μg/m3 (40) 40.0
 
July 24, 2021, 2 p.m. N/A 1.7 ppb (2) 6.5 ppb (7) 2.0 ppb (2) N/A 0.0 ppb (0) 29.0 ppb (27) 0.19 ppb (3) 16.0 μg/m3 (15) 9.3 μg/m3 (39) 39.0
 
July 24, 2021, 1 p.m. N/A 2.0 ppb (2) 6.1 ppb (6) 2.0 ppb (2) N/A 0.0 ppb (0) 23.0 ppb (22) 0.17 ppb (3) 15.0 μg/m3 (14) 9.3 μg/m3 (39) 39.0
 
July 24, 2021, noon N/A 2.7 ppb (3) 8.0 ppb (8) 3.0 ppb (3) N/A 0.0 ppb (0) 19.0 ppb (18) 0.19 ppb (3) 16.0 μg/m3 (15) 9.9 μg/m3 (42) 42.0
 
July 24, 2021, 11 a.m. N/A 5.6 ppb (6) 15.2 ppb (15) 7.0 ppb (7) N/A 0.0 ppb (0) 12.0 ppb (12) 0.26 ppb (4) 18.0 μg/m3 (17) 11.1 μg/m3 (47) 47.0
 
July 24, 2021, 10 a.m. N/A N/A N/A 10.0 ppb (10) N/A 0.0 ppb (0) 6.0 ppb (6) 0.28 ppb (4) 19.0 μg/m3 (18) 12.2 μg/m3 (52) 52.0
 
July 24, 2021, 9 a.m. N/A N/A N/A 12.0 ppb (12) N/A 0.0 ppb (0) 5.0 ppb (5) 0.26 ppb (4) 20.0 μg/m3 (19) 12.6 μg/m3 (53) 53.0
 
July 24, 2021, 8 a.m. N/A 1.9 ppb (2) 19.8 ppb (19) 13.0 ppb (13) N/A 0.0 ppb (0) 3.0 ppb (3) 0.29 ppb (4) 21.0 μg/m3 (20) 12.7 μg/m3 (53) 53.0
 
July 24, 2021, 7 a.m. N/A 4.3 ppb (5) 24.1 ppb (23) 15.0 ppb (15) N/A 0.0 ppb (0) 2.0 ppb (2) N/A 21.0 μg/m3 (20) 12.9 μg/m3 (53) 53.0
 
July 24, 2021, 6 a.m. N/A 5.4 ppb (6) 28.0 ppb (27) 17.0 ppb (17) N/A 0.0 ppb (0) 2.0 ppb (2) 0.38 ppb (5) 20.0 μg/m3 (19) 13.1 μg/m3 (54) 54.0
 
July 24, 2021, 5 a.m. N/A 14.4 ppb (14) 43.5 ppb (42) 22.0 ppb (21) N/A 0.0 ppb (0) N/A 0.47 ppb (6) 24.0 μg/m3 (23) 14.1 μg/m3 (56) 56.0
 
July 24, 2021, 4 a.m. N/A 8.0 ppb (8) 38.0 ppb (36) 23.0 ppb (22) N/A 0.0 ppb (0) 1.0 ppb (1) 0.48 ppb (6) 22.0 μg/m3 (21) 13.7 μg/m3 (55) 55.0
 
July 24, 2021, 3 a.m. N/A 3.1 ppb (3) 32.9 ppb (32) 23.0 ppb (22) N/A 0.0 ppb (0) 3.0 ppb (3) 0.46 ppb (6) 22.0 μg/m3 (21) 13.8 μg/m3 (55) 55.0
 
July 24, 2021, 2 a.m. N/A 2.0 ppb (2) 31.4 ppb (30) 24.0 ppb (23) N/A 0.0 ppb (0) 7.0 ppb (7) 0.42 ppb (5) 19.0 μg/m3 (18) 12.5 μg/m3 (52) 52.0
 
July 24, 2021, 1 a.m. N/A 0.7 ppb (1) 19.0 ppb (18) N/A N/A 0.0 ppb (0) 16.0 ppb (15) 0.33 ppb (4) 18.0 μg/m3 (17) 11.3 μg/m3 (48) 48.0
 
July 24, 2021, midnight N/A 0.7 ppb (1) 7.2 ppb (7) 5.0 ppb (5) N/A 0.0 ppb (0) 29.0 ppb (27) 0.21 ppb (3) 15.0 μg/m3 (14) 9.0 μg/m3 (38) 38.0
 
July 23, 2021, 11 p.m. N/A 0.8 ppb (1) 4.7 ppb (5) 2.0 ppb (2) N/A 0.0 ppb (0) 31.0 ppb (29) 0.14 ppb (2) 14.0 μg/m3 (13) 7.8 μg/m3 (33) 33.0
 
July 23, 2021, 10 p.m. N/A 1.6 ppb (2) 9.7 ppb (10) 5.0 ppb (5) N/A N/A 36.0 ppb (34) 0.13 ppb (2) 13.0 μg/m3 (13) 8.2 μg/m3 (35) 35.0
 
July 23, 2021, 9 p.m. N/A 3.8 ppb (4) 15.6 ppb (15) 9.0 ppb (9) N/A 0.0 ppb (0) 37.0 ppb (35) 0.17 ppb (3) 15.0 μg/m3 (14) 8.3 μg/m3 (35) 35.0
 
July 23, 2021, 8 p.m. N/A 5.6 ppb (6) 20.5 ppb (20) 12.0 ppb (12) N/A 0.0 ppb (0) 34.0 ppb (32) 0.22 ppb (3) 16.0 μg/m3 (15) 8.7 μg/m3 (37) 37.0
 
July 23, 2021, 7 p.m. N/A 3.0 ppb (3) 13.0 ppb (13) 7.0 ppb (7) N/A 0.0 ppb (0) 38.0 ppb (36) 0.19 ppb (3) 16.0 μg/m3 (15) 8.7 μg/m3 (37) 37.0
 
July 23, 2021, 6 p.m. N/A 1.4 ppb (2) 6.1 ppb (6) 2.0 ppb (2) N/A 0.0 ppb (0) 33.0 ppb (31) 0.14 ppb (2) 16.0 μg/m3 (15) 9.2 μg/m3 (39) 39.0
 
July 23, 2021, 5 p.m. N/A 1.0 ppb (1) 3.5 ppb (4) 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (30) 0.12 ppb (2) 14.0 μg/m3 (13) 9.2 μg/m3 (39) 39.0
 
July 23, 2021, 4 p.m. N/A 0.9 ppb (1) 3.5 ppb (4) 1.0 ppb (1) N/A 0.0 ppb (0) 32.0 ppb (30) 0.13 ppb (2) 15.0 μg/m3 (14) 9.1 μg/m3 (38) 38.0
 
July 23, 2021, 3 p.m. N/A 1.0 ppb (1) 3.5 ppb (4) 1.0 ppb (1) N/A 0.0 ppb (0) 31.0 ppb (29) 0.12 ppb (2) 14.0 μg/m3 (13) 8.8 μg/m3 (37) 37.0
 
July 23, 2021, 2 p.m. N/A 1.4 ppb (2) 4.5 ppb (5) 1.0 ppb (1) N/A 0.0 ppb (0) 28.0 ppb (26) 0.13 ppb (2) 16.0 μg/m3 (15) 8.6 μg/m3 (36) 36.0
 
July 23, 2021, 1 p.m. N/A 2.0 ppb (2) 6.0 ppb (6) 2.0 ppb (2) N/A 0.0 ppb (0) 24.0 ppb (23) 0.13 ppb (2) 15.0 μg/m3 (14) 8.8 μg/m3 (37) 37.0
 
July 23, 2021, noon N/A 2.8 ppb (3) 7.9 ppb (8) 3.0 ppb (3) N/A 0.0 ppb (0) 19.0 ppb (18) 0.17 ppb (3) 15.0 μg/m3 (14) 8.6 μg/m3 (36) 36.0
 
July 23, 2021, 11 a.m. N/A 6.3 ppb (6) 17.8 ppb (17) 8.0 ppb (8) N/A 0.0 ppb (0) 12.0 ppb (12) 0.19 ppb (3) 16.0 μg/m3 (15) 8.6 μg/m3 (36) 36.0
 
July 23, 2021, 10 a.m. N/A N/A N/A 14.0 ppb (14) N/A 0.0 ppb (0) 7.0 ppb (7) 0.22 ppb (3) 17.0 μg/m3 (16) 8.3 μg/m3 (35) 35.0
 
July 23, 2021, 9 a.m. N/A N/A N/A 21.0 ppb (20) N/A 0.0 ppb (0) 3.0 ppb (3) 0.19 ppb (3) 14.0 μg/m3 (13) 7.9 μg/m3 (33) 33.0
 
July 23, 2021, 8 a.m. N/A 7.1 ppb (7) 30.2 ppb (29) 21.0 ppb (20) N/A 0.0 ppb (0) 4.0 ppb (4) 0.18 ppb (3) 14.0 μg/m3 (13) 7.7 μg/m3 (33) 33.0
 
July 23, 2021, 7 a.m. N/A 1.2 ppb (2) 9.9 ppb (10) 7.0 ppb (7) N/A 0.0 ppb (0) 17.0 ppb (16) N/A 13.0 μg/m3 (13) 7.3 μg/m3 (31) 31.0
 
July 23, 2021, 6 a.m. N/A 0.7 ppb (1) 6.1 ppb (6) 4.0 ppb (4) N/A 0.0 ppb (0) 21.0 ppb (20) 0.15 ppb (2) 13.0 μg/m3 (13) 7.1 μg/m3 (30) 30.0