ID: 7873

AQSQID: 840060374009

Site Name: Long Beach Signal Hill

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

Updated: June 28, 2022, 5:54 p.m.

Location: Long Beach (E 20th St), CA

Reporting: True, Located: True

Current AQI: 42.0

Long Beach (E 20th St) CA, US: 33.793713, -118.171019

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
June 28, 2022, 4 p.m. 27.2 ppb (26) 10.4 ppb (10) N/A 17.0 ppb (17) N/A 1.0 ppb (2) 23.0 ppb (22) N/A 33.0 μg/m3 (31) 10.0 μg/m3 (42) 42.0
 
June 28, 2022, 3 p.m. 25.2 ppb (24) 8.5 ppb (9) N/A 17.0 ppb (17) N/A 1.0 ppb (2) 21.0 ppb (20) N/A 29.0 μg/m3 (27) 16.7 μg/m3 (61) 61.0
 
June 28, 2022, 2 p.m. 24.8 ppb (24) 7.6 ppb (8) N/A 17.0 ppb (17) N/A 1.0 ppb (2) 15.0 ppb (14) N/A 29.0 μg/m3 (27) 12.2 μg/m3 (52) 52.0
 
June 28, 2022, 1 p.m. 21.1 ppb (20) 3.5 ppb (4) N/A 18.0 ppb (17) N/A 1.0 ppb (2) 11.0 ppb (11) N/A 26.0 μg/m3 (25) 6.3 μg/m3 (27) 27.0
 
June 28, 2022, noon 17.0 ppb (17) 0.7 ppb (1) N/A 16.0 ppb (16) N/A 1.0 ppb (2) 15.0 ppb (14) N/A 17.0 μg/m3 (16) 6.8 μg/m3 (29) 29.0
 
June 28, 2022, noon 17.0 ppb (17) 0.7 ppb (1) N/A 16.0 ppb (16) N/A 1.0 ppb (2) 15.0 ppb (14) N/A 17.0 μg/m3 (16) 6.8 μg/m3 (29) 29.0
 
June 28, 2022, 11 a.m. 15.2 ppb (15) 0.4 ppb (1) N/A 15.0 ppb (15) N/A 1.0 ppb (2) 14.0 ppb (13) N/A 17.0 μg/m3 (16) 11.3 μg/m3 (48) 48.0
 
June 28, 2022, 11 a.m. 15.2 ppb (15) 0.4 ppb (1) N/A 15.0 ppb (15) N/A 1.0 ppb (2) 14.0 ppb (13) N/A 17.0 μg/m3 (16) 11.3 μg/m3 (48) 48.0
 
June 28, 2022, 10 a.m. 14.2 ppb (14) 0.4 ppb (1) N/A 14.0 ppb (14) N/A 1.0 ppb (2) 17.0 ppb (16) N/A 18.0 μg/m3 (17) 12.0 μg/m3 (50) 50.0
 
June 28, 2022, 10 a.m. 14.2 ppb (14) 0.4 ppb (1) N/A 14.0 ppb (14) N/A 1.0 ppb (2) 17.0 ppb (16) N/A 18.0 μg/m3 (17) 12.0 μg/m3 (50) 50.0
 
June 28, 2022, 8 a.m. 13.9 ppb (14) 0.5 ppb (1) N/A 13.0 ppb (13) N/A 0.0 ppb (0) 16.0 ppb (15) N/A 20.0 μg/m3 (19) 10.3 μg/m3 (43) 43.0
 
June 28, 2022, 8 a.m. 13.9 ppb (14) 0.5 ppb (1) N/A 13.0 ppb (13) N/A 0.0 ppb (0) 16.0 ppb (15) N/A 20.0 μg/m3 (19) 10.3 μg/m3 (43) 43.0
 
June 28, 2022, 8 a.m. 13.9 ppb (14) 0.5 ppb (1) N/A 13.0 ppb (13) N/A 0.0 ppb (0) 16.0 ppb (15) N/A 20.0 μg/m3 (19) 10.3 μg/m3 (43) 43.0
 
June 28, 2022, 7 a.m. 15.3 ppb (15) 0.3 ppb (1) N/A 15.0 ppb (15) N/A 1.0 ppb (2) 20.0 ppb (19) N/A 19.0 μg/m3 (18) 11.8 μg/m3 (50) 50.0
 
June 28, 2022, 6 a.m. 16.1 ppb (16) 0.4 ppb (1) N/A 16.0 ppb (16) N/A 1.0 ppb (2) 21.0 ppb (20) N/A 26.0 μg/m3 (25) 12.7 μg/m3 (53) 53.0
 
June 28, 2022, 5 a.m. 13.4 ppb (13) 0.3 ppb (1) N/A 13.0 ppb (13) N/A 1.0 ppb (2) 25.0 ppb (24) N/A 23.0 μg/m3 (22) 11.5 μg/m3 (48) 48.0
 
June 28, 2022, 2 a.m. 15.8 ppb (15) 0.9 ppb (1) N/A 15.0 ppb (15) N/A 2.0 ppb (3) 43.0 ppb (40) N/A 35.0 μg/m3 (33) 14.7 μg/m3 (57) 57.0
 
June 28, 2022, 1 a.m. 10.4 ppb (10) 1.2 ppb (2) N/A 9.0 ppb (9) N/A 1.0 ppb (2) 47.0 ppb (44) N/A 28.0 μg/m3 (26) 13.7 μg/m3 (55) 55.0
 
June 28, 2022, 1 a.m. 10.4 ppb (10) 1.2 ppb (2) N/A 9.0 ppb (9) N/A 1.0 ppb (2) 47.0 ppb (44) N/A 28.0 μg/m3 (26) 13.7 μg/m3 (55) 55.0
 
June 28, 2022, midnight 10.0 ppb (10) 1.5 ppb (2) N/A 8.0 ppb (8) N/A 1.0 ppb (2) 51.0 ppb (48) N/A 30.0 μg/m3 (28) 6.3 μg/m3 (27) 48.0
 
June 28, 2022, midnight 10.0 ppb (10) 1.5 ppb (2) N/A 8.0 ppb (8) N/A 1.0 ppb (2) 51.0 ppb (48) N/A 30.0 μg/m3 (28) 6.3 μg/m3 (27) 48.0
 
June 27, 2022, 11 p.m. 10.4 ppb (10) 1.6 ppb (2) N/A 9.0 ppb (9) N/A 2.0 ppb (3) 57.0 ppb (58) N/A 35.0 μg/m3 (33) 15.9 μg/m3 (59) 59.0
 
June 27, 2022, 11 p.m. 10.4 ppb (10) 1.6 ppb (2) N/A 9.0 ppb (9) N/A 2.0 ppb (3) 57.0 ppb (58) N/A 35.0 μg/m3 (33) 15.9 μg/m3 (59) 59.0
 
June 27, 2022, 10 p.m. 12.7 ppb (12) 1.7 ppb (2) N/A 11.0 ppb (11) N/A 1.0 ppb (2) 64.0 ppb (81) N/A 35.0 μg/m3 (33) 15.4 μg/m3 (58) 81.0
 
June 27, 2022, 10 p.m. 12.7 ppb (12) 1.7 ppb (2) N/A 11.0 ppb (11) N/A 1.0 ppb (2) 64.0 ppb (81) N/A 35.0 μg/m3 (33) 15.4 μg/m3 (58) 81.0
 
June 27, 2022, 9 p.m. 14.4 ppb (14) 1.8 ppb (2) N/A 13.0 ppb (13) N/A 2.0 ppb (3) 67.0 ppb (91) N/A 46.0 μg/m3 (43) 16.4 μg/m3 (61) 91.0
 
June 27, 2022, 9 p.m. 14.4 ppb (14) 1.8 ppb (2) N/A 13.0 ppb (13) N/A 2.0 ppb (3) 67.0 ppb (91) N/A 46.0 μg/m3 (43) 16.4 μg/m3 (61) 91.0
 
June 27, 2022, 8 p.m. 20.6 ppb (20) 3.9 ppb (4) N/A 17.0 ppb (17) N/A 1.0 ppb (2) 56.0 ppb (55) N/A 47.0 μg/m3 (44) 20.0 μg/m3 (68) 68.0
 
June 27, 2022, 8 p.m. 20.6 ppb (20) 3.9 ppb (4) N/A 17.0 ppb (17) N/A 1.0 ppb (2) 56.0 ppb (55) N/A 47.0 μg/m3 (44) 20.0 μg/m3 (68) 68.0
 
June 27, 2022, 8 p.m. 20.6 ppb (20) 3.9 ppb (4) N/A 17.0 ppb (17) N/A 1.0 ppb (2) 56.0 ppb (55) N/A 47.0 μg/m3 (44) 20.0 μg/m3 (68) 68.0
 
June 27, 2022, 4 p.m. 38.1 ppb (36) 19.4 ppb (19) N/A 19.0 ppb (18) N/A 0.0 ppb (0) 14.0 ppb (13) N/A 36.0 μg/m3 (34) 20.8 μg/m3 (70) 70.0
 
June 27, 2022, 4 p.m. 38.1 ppb (36) 19.4 ppb (19) N/A 19.0 ppb (18) N/A 0.0 ppb (0) 14.0 ppb (13) N/A 36.0 μg/m3 (34) 20.8 μg/m3 (70) 70.0
 
June 27, 2022, 1 p.m. 27.5 ppb (26) 5.8 ppb (6) N/A 22.0 ppb (21) N/A 0.0 ppb (0) 8.0 ppb (8) N/A 34.0 μg/m3 (32) 14.7 μg/m3 (57) 57.0
 
June 27, 2022, noon 18.0 ppb (17) 0.7 ppb (1) N/A 17.0 ppb (17) N/A 0.0 ppb (0) 11.0 ppb (11) N/A 33.0 μg/m3 (31) 15.4 μg/m3 (58) 58.0
 
June 27, 2022, 11 a.m. 9.7 ppb (10) 0.2 ppb (1) N/A 9.0 ppb (9) N/A 0.0 ppb (0) 21.0 ppb (20) N/A 30.0 μg/m3 (28) 10.8 μg/m3 (46) 46.0
 
June 27, 2022, 11 a.m. 9.7 ppb (10) 0.2 ppb (1) N/A 9.0 ppb (9) N/A 0.0 ppb (0) 21.0 ppb (20) N/A 30.0 μg/m3 (28) 10.8 μg/m3 (46) 46.0
 
June 27, 2022, 10 a.m. 5.9 ppb (6) 0.1 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 25.0 ppb (24) N/A 21.0 μg/m3 (20) 8.3 μg/m3 (35) 35.0
 
June 27, 2022, 10 a.m. 5.9 ppb (6) 0.1 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 25.0 ppb (24) N/A 21.0 μg/m3 (20) 8.3 μg/m3 (35) 35.0
 
June 27, 2022, 7 a.m. 5.1 ppb (5) 0.1 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 30.0 ppb (28) N/A 12.0 μg/m3 (12) 7.4 μg/m3 (31) 31.0
 
June 27, 2022, 6 a.m. 7.0 ppb (7) 0.2 ppb (1) N/A 7.0 ppb (7) N/A 0.0 ppb (0) 26.0 ppb (25) N/A 15.0 μg/m3 (14) 4.9 μg/m3 (21) 25.0
 
June 27, 2022, 5 a.m. 6.7 ppb (7) 0.1 ppb (1) N/A 7.0 ppb (7) N/A 0.0 ppb (0) 26.0 ppb (25) N/A 11.0 μg/m3 (11) 5.1 μg/m3 (22) 25.0
 
June 27, 2022, 4 a.m. 9.5 ppb (9) 0.5 ppb (1) N/A 9.0 ppb (9) N/A 1.0 ppb (2) 25.0 ppb (24) N/A 18.0 μg/m3 (17) 8.1 μg/m3 (34) 34.0
 
June 27, 2022, 3 a.m. 8.0 ppb (8) 0.3 ppb (1) N/A 8.0 ppb (8) N/A 1.0 ppb (2) 30.0 ppb (28) N/A 23.0 μg/m3 (22) 9.6 μg/m3 (40) 40.0
 
June 27, 2022, 2 a.m. 6.7 ppb (7) 0.5 ppb (1) N/A 6.0 ppb (6) N/A 1.0 ppb (2) 36.0 ppb (34) N/A 18.0 μg/m3 (17) 10.3 μg/m3 (43) 43.0
 
June 27, 2022, 1 a.m. 6.7 ppb (7) 0.8 ppb (1) N/A 6.0 ppb (6) N/A 1.0 ppb (2) 48.0 ppb (45) N/A 26.0 μg/m3 (25) 12.5 μg/m3 (52) 52.0
 
June 27, 2022, midnight 6.4 ppb (7) 0.7 ppb (1) N/A 6.0 ppb (6) N/A 1.0 ppb (2) 55.0 ppb (51) N/A 28.0 μg/m3 (26) 12.5 μg/m3 (52) 52.0
 
June 26, 2022, 10 p.m. 6.4 ppb (7) 0.9 ppb (1) N/A 6.0 ppb (6) N/A 2.0 ppb (3) 57.0 ppb (58) N/A 34.0 μg/m3 (32) 16.0 μg/m3 (60) 60.0
 
June 26, 2022, 9 p.m. 8.9 ppb (9) 1.2 ppb (2) N/A 8.0 ppb (8) N/A 1.0 ppb (2) 59.0 ppb (65) N/A 38.0 μg/m3 (36) 16.0 μg/m3 (60) 65.0
 
June 26, 2022, 8 p.m. 7.9 ppb (8) 1.4 ppb (2) N/A 7.0 ppb (7) N/A 1.0 ppb (2) 54.0 ppb (50) N/A 37.0 μg/m3 (35) 14.7 μg/m3 (57) 57.0
 
June 26, 2022, 5 p.m. 28.3 ppb (27) 12.7 ppb (12) N/A 16.0 ppb (16) N/A 1.0 ppb (2) 20.0 ppb (19) N/A 25.0 μg/m3 (24) 19.3 μg/m3 (67) 67.0
 
June 26, 2022, 4 p.m. 18.7 ppb (18) 7.6 ppb (8) N/A 11.0 ppb (11) N/A 1.0 ppb (2) 21.0 ppb (20) N/A 21.0 μg/m3 (20) 14.2 μg/m3 (56) 56.0
 
June 26, 2022, 3 p.m. 13.0 ppb (13) 3.8 ppb (4) N/A 9.0 ppb (9) N/A 0.0 ppb (0) 19.0 ppb (18) N/A 18.0 μg/m3 (17) 14.9 μg/m3 (57) 57.0
 
June 26, 2022, noon 11.0 ppb (11) 0.6 ppb (1) N/A 10.0 ppb (10) N/A 0.0 ppb (0) 11.0 ppb (11) N/A 24.0 μg/m3 (23) 7.4 μg/m3 (31) 31.0
 
June 26, 2022, 11 a.m. 8.1 ppb (8) 0.3 ppb (1) N/A 8.0 ppb (8) N/A 0.0 ppb (0) 17.0 ppb (16) N/A 24.0 μg/m3 (23) 8.6 μg/m3 (36) 36.0
 
June 26, 2022, 11 a.m. 8.1 ppb (8) 0.3 ppb (1) N/A 8.0 ppb (8) N/A 0.0 ppb (0) 17.0 ppb (16) N/A 24.0 μg/m3 (23) 8.6 μg/m3 (36) 36.0
 
June 26, 2022, 10 a.m. 12.0 ppb (12) 0.5 ppb (1) N/A 11.0 ppb (11) N/A 0.0 ppb (0) 16.0 ppb (15) N/A 23.0 μg/m3 (22) 8.1 μg/m3 (34) 34.0
 
June 26, 2022, 10 a.m. 12.0 ppb (12) 0.5 ppb (1) N/A 11.0 ppb (11) N/A 0.0 ppb (0) 16.0 ppb (15) N/A 23.0 μg/m3 (22) 8.1 μg/m3 (34) 34.0
 
June 26, 2022, 9 a.m. 7.3 ppb (7) 0.4 ppb (1) N/A 7.0 ppb (7) N/A 0.0 ppb (0) 22.0 ppb (21) N/A 20.0 μg/m3 (19) 10.8 μg/m3 (46) 46.0
 
June 26, 2022, 8 a.m. 9.3 ppb (9) 0.5 ppb (1) N/A 9.0 ppb (9) N/A 0.0 ppb (0) 21.0 ppb (20) N/A 18.0 μg/m3 (17) 9.5 μg/m3 (40) 40.0
 
June 26, 2022, 8 a.m. 9.3 ppb (9) 0.5 ppb (1) N/A 9.0 ppb (9) N/A 0.0 ppb (0) 21.0 ppb (20) N/A 18.0 μg/m3 (17) 9.5 μg/m3 (40) 40.0
 
June 26, 2022, 7 a.m. 7.6 ppb (8) 0.3 ppb (1) N/A 7.0 ppb (7) N/A 0.0 ppb (0) 23.0 ppb (22) N/A 19.0 μg/m3 (18) 9.8 μg/m3 (41) 41.0
 
June 26, 2022, 5 a.m. 7.4 ppb (7) 0.2 ppb (1) N/A 7.0 ppb (7) N/A 0.0 ppb (0) 25.0 ppb (24) N/A 13.0 μg/m3 (13) 10.3 μg/m3 (43) 43.0
 
June 26, 2022, 4 a.m. 6.8 ppb (7) 0.2 ppb (1) N/A 7.0 ppb (7) N/A 0.0 ppb (0) 28.0 ppb (26) N/A 22.0 μg/m3 (21) 11.5 μg/m3 (48) 48.0
 
June 26, 2022, 1 a.m. 5.8 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 38.0 ppb (36) N/A 20.0 μg/m3 (19) 8.6 μg/m3 (36) 36.0
 
June 26, 2022, midnight 6.1 ppb (6) 1.2 ppb (2) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 41.0 ppb (38) N/A 24.0 μg/m3 (23) 8.8 μg/m3 (37) 38.0
 
June 25, 2022, 11 p.m. 5.5 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 46.0 ppb (43) N/A 27.0 μg/m3 (25) 9.1 μg/m3 (38) 43.0
 
June 25, 2022, 10 p.m. 6.8 ppb (7) 1.1 ppb (2) N/A 6.0 ppb (6) N/A 1.0 ppb (2) 53.0 ppb (50) N/A 26.0 μg/m3 (25) 14.7 μg/m3 (57) 57.0
 
June 25, 2022, 3 p.m. 16.3 ppb (16) 5.1 ppb (5) N/A 11.0 ppb (11) N/A 1.0 ppb (2) 23.0 ppb (22) N/A 44.0 μg/m3 (41) 31.0 μg/m3 (91) 91.0
 
June 25, 2022, 3 p.m. 16.3 ppb (16) 5.1 ppb (5) N/A 11.0 ppb (11) N/A 1.0 ppb (2) 23.0 ppb (22) N/A 44.0 μg/m3 (41) 31.0 μg/m3 (91) 91.0
 
June 25, 2022, 3 p.m. 16.3 ppb (16) 5.1 ppb (5) N/A 11.0 ppb (11) N/A 1.0 ppb (2) 23.0 ppb (22) N/A 44.0 μg/m3 (41) 31.0 μg/m3 (91) 91.0
 
June 25, 2022, 2 p.m. 13.5 ppb (13) 2.7 ppb (3) N/A 11.0 ppb (11) N/A 1.0 ppb (2) 20.0 ppb (19) N/A 35.0 μg/m3 (33) 28.4 μg/m3 (86) 86.0
 
June 25, 2022, 2 p.m. 13.5 ppb (13) 2.7 ppb (3) N/A 11.0 ppb (11) N/A 1.0 ppb (2) 20.0 ppb (19) N/A 35.0 μg/m3 (33) 28.4 μg/m3 (86) 86.0
 
June 25, 2022, 2 p.m. 13.5 ppb (13) 2.7 ppb (3) N/A 11.0 ppb (11) N/A 1.0 ppb (2) 20.0 ppb (19) N/A 35.0 μg/m3 (33) 28.4 μg/m3 (86) 86.0
 
June 25, 2022, 2 p.m. 13.5 ppb (13) 2.7 ppb (3) N/A 11.0 ppb (11) N/A 1.0 ppb (2) 20.0 ppb (19) N/A 35.0 μg/m3 (33) 28.4 μg/m3 (86) 86.0
 
June 25, 2022, 1 p.m. 8.2 ppb (8) 0.5 ppb (1) N/A 8.0 ppb (8) N/A 1.0 ppb (2) 21.0 ppb (20) N/A 28.0 μg/m3 (26) 21.0 μg/m3 (70) 70.0
 
June 25, 2022, noon 6.7 ppb (7) 0.2 ppb (1) N/A 6.0 ppb (6) N/A 1.0 ppb (2) 23.0 ppb (22) N/A 23.0 μg/m3 (22) 16.7 μg/m3 (61) 61.0
 
June 25, 2022, 10 a.m. 5.4 ppb (6) 0.1 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 25.0 ppb (24) N/A 15.0 μg/m3 (14) 10.1 μg/m3 (43) 43.0
 
June 25, 2022, 9 a.m. 6.6 ppb (7) 0.3 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 24.0 ppb (23) N/A 12.0 μg/m3 (12) 8.8 μg/m3 (37) 37.0
 
June 25, 2022, 3 a.m. 5.0 ppb (5) 0.3 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 28.0 ppb (26) N/A 9.0 μg/m3 (9) 7.6 μg/m3 (32) 32.0
 
June 25, 2022, 1 a.m. 6.7 ppb (7) 1.3 ppb (2) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 38.0 ppb (36) N/A 17.0 μg/m3 (16) 9.8 μg/m3 (41) 41.0
 
June 25, 2022, 1 a.m. 6.7 ppb (7) 1.3 ppb (2) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 38.0 ppb (36) N/A 17.0 μg/m3 (16) 9.8 μg/m3 (41) 41.0
 
June 25, 2022, midnight 6.9 ppb (7) 1.3 ppb (2) N/A 6.0 ppb (6) N/A 2.0 ppb (3) 47.0 ppb (44) N/A 21.0 μg/m3 (20) 9.3 μg/m3 (39) 44.0
 
June 24, 2022, 10 p.m. 8.7 ppb (9) 1.6 ppb (2) N/A 7.0 ppb (7) N/A 3.0 ppb (5) 49.0 ppb (46) N/A 28.0 μg/m3 (26) 11.0 μg/m3 (46) 46.0
 
June 24, 2022, 9 p.m. 11.5 ppb (11) 1.7 ppb (2) N/A 10.0 ppb (10) N/A 3.0 ppb (5) 61.0 ppb (71) N/A 43.0 μg/m3 (40) 19.5 μg/m3 (67) 71.0
 
June 24, 2022, 8 p.m. 17.7 ppb (17) 2.9 ppb (3) N/A 15.0 ppb (15) N/A 4.0 ppb (6) 58.0 ppb (61) N/A 47.0 μg/m3 (44) 18.8 μg/m3 (66) 66.0
 
June 24, 2022, 7 p.m. 23.4 ppb (23) 5.4 ppb (6) N/A 18.0 ppb (17) N/A 3.0 ppb (5) 47.0 ppb (44) N/A 49.0 μg/m3 (46) 18.6 μg/m3 (65) 65.0
 
June 24, 2022, 7 p.m. 23.4 ppb (23) 5.4 ppb (6) N/A 18.0 ppb (17) N/A 3.0 ppb (5) 47.0 ppb (44) N/A 49.0 μg/m3 (46) 18.6 μg/m3 (65) 65.0
 
June 24, 2022, 3 p.m. 23.0 ppb (22) 6.9 ppb (7) N/A 16.0 ppb (16) N/A 2.0 ppb (3) 25.0 ppb (24) N/A 33.0 μg/m3 (31) 17.7 μg/m3 (63) 63.0
 
June 24, 2022, 2 p.m. 22.2 ppb (21) 6.2 ppb (6) N/A 16.0 ppb (16) N/A 1.0 ppb (2) 20.0 ppb (19) N/A 30.0 μg/m3 (28) 11.0 μg/m3 (46) 46.0
 
June 24, 2022, 1 p.m. 22.5 ppb (22) 2.9 ppb (3) N/A 20.0 ppb (19) N/A 0.0 ppb (0) 18.0 ppb (17) N/A 33.0 μg/m3 (31) 13.0 μg/m3 (53) 53.0
 
June 24, 2022, noon 16.1 ppb (16) 0.5 ppb (1) N/A 16.0 ppb (16) N/A 0.0 ppb (0) 22.0 ppb (21) N/A 21.0 μg/m3 (20) 7.6 μg/m3 (32) 32.0
 
June 24, 2022, 11 a.m. 8.2 ppb (8) 0.2 ppb (1) N/A 8.0 ppb (8) N/A 0.0 ppb (0) 29.0 ppb (27) N/A 26.0 μg/m3 (25) 11.0 μg/m3 (46) 46.0
 
June 24, 2022, 11 a.m. 8.2 ppb (8) 0.2 ppb (1) N/A 8.0 ppb (8) N/A 0.0 ppb (0) 29.0 ppb (27) N/A 26.0 μg/m3 (25) 11.0 μg/m3 (46) 46.0
 
June 24, 2022, 10 a.m. 7.0 ppb (7) 0.2 ppb (1) N/A 7.0 ppb (7) N/A 0.0 ppb (0) 33.0 ppb (31) N/A 26.0 μg/m3 (25) 12.2 μg/m3 (52) 52.0
 
June 24, 2022, 8 a.m. 11.9 ppb (12) 0.4 ppb (1) N/A 11.0 ppb (11) N/A 0.0 ppb (0) 26.0 ppb (25) N/A 24.0 μg/m3 (23) 12.7 μg/m3 (53) 53.0
 
June 24, 2022, 7 a.m. 9.3 ppb (9) 0.4 ppb (1) N/A 9.0 ppb (9) N/A 0.0 ppb (0) 32.0 ppb (30) N/A 26.0 μg/m3 (25) 7.6 μg/m3 (32) 32.0
 
June 24, 2022, 6 a.m. 12.0 ppb (12) 0.3 ppb (1) N/A 12.0 ppb (12) N/A 0.0 ppb (0) 30.0 ppb (28) N/A 27.0 μg/m3 (25) 7.6 μg/m3 (32) 32.0
 
June 24, 2022, 6 a.m. 12.0 ppb (12) 0.3 ppb (1) N/A 12.0 ppb (12) N/A 0.0 ppb (0) 30.0 ppb (28) N/A 27.0 μg/m3 (25) 7.6 μg/m3 (32) 32.0
 
June 24, 2022, 4 a.m. 8.9 ppb (9) 0.3 ppb (1) N/A 9.0 ppb (9) N/A 0.0 ppb (0) 33.0 ppb (31) N/A 21.0 μg/m3 (20) 9.6 μg/m3 (40) 40.0
 
June 24, 2022, 2 a.m. 6.8 ppb (7) 0.5 ppb (1) N/A 6.0 ppb (6) N/A 1.0 ppb (2) 39.0 ppb (37) N/A 20.0 μg/m3 (19) 7.9 μg/m3 (33) 37.0
 
June 24, 2022, 1 a.m. 7.1 ppb (7) 1.1 ppb (2) N/A 6.0 ppb (6) N/A 1.0 ppb (2) 43.0 ppb (40) N/A 25.0 μg/m3 (24) 9.3 μg/m3 (39) 40.0
 
June 24, 2022, midnight 7.0 ppb (7) 1.4 ppb (2) N/A 6.0 ppb (6) N/A 1.0 ppb (2) 46.0 ppb (43) N/A 32.0 μg/m3 (30) 9.8 μg/m3 (41) 43.0
 
June 23, 2022, 9 p.m. 11.9 ppb (12) 2.4 ppb (3) N/A 10.0 ppb (10) N/A 2.0 ppb (3) 51.0 ppb (48) N/A 38.0 μg/m3 (36) 13.2 μg/m3 (54) 54.0
 
June 23, 2022, 8 p.m. 12.6 ppb (12) 2.3 ppb (3) N/A 10.0 ppb (10) N/A 2.0 ppb (3) 55.0 ppb (51) N/A 116.0 μg/m3 (82) 12.2 μg/m3 (52) 82.0
 
June 23, 2022, 8 p.m. 12.6 ppb (12) 2.3 ppb (3) N/A 10.0 ppb (10) N/A 2.0 ppb (3) 55.0 ppb (51) N/A 116.0 μg/m3 (82) 12.2 μg/m3 (52) 82.0
 
June 23, 2022, 8 p.m. 12.6 ppb (12) 2.3 ppb (3) N/A 10.0 ppb (10) N/A 2.0 ppb (3) 55.0 ppb (51) N/A 116.0 μg/m3 (82) 12.2 μg/m3 (52) 82.0
 
June 23, 2022, 7 p.m. 13.9 ppb (14) 2.9 ppb (3) N/A 11.0 ppb (11) N/A 2.0 ppb (3) 51.0 ppb (48) N/A 42.0 μg/m3 (39) 11.5 μg/m3 (48) 48.0
 
June 23, 2022, 7 p.m. 13.9 ppb (14) 2.9 ppb (3) N/A 11.0 ppb (11) N/A 2.0 ppb (3) 51.0 ppb (48) N/A 42.0 μg/m3 (39) 11.5 μg/m3 (48) 48.0
 
June 23, 2022, 6 p.m. 15.5 ppb (15) 3.4 ppb (4) N/A 12.0 ppb (12) N/A 2.0 ppb (3) 45.0 ppb (42) N/A 41.0 μg/m3 (38) 13.5 μg/m3 (54) 54.0
 
June 23, 2022, 6 p.m. 15.5 ppb (15) 3.4 ppb (4) N/A 12.0 ppb (12) N/A 2.0 ppb (3) 45.0 ppb (42) N/A 41.0 μg/m3 (38) 13.5 μg/m3 (54) 54.0
 
June 23, 2022, 3 p.m. 16.8 ppb (16) 4.6 ppb (5) N/A 12.0 ppb (12) N/A 1.0 ppb (2) 29.0 ppb (27) N/A 41.0 μg/m3 (38) 20.5 μg/m3 (69) 69.0
 
June 23, 2022, 1 p.m. 14.7 ppb (14) 1.6 ppb (2) N/A 13.0 ppb (13) N/A 0.0 ppb (0) 23.0 ppb (22) N/A 44.0 μg/m3 (41) 15.9 μg/m3 (59) 59.0
 
June 23, 2022, 9 a.m. 8.7 ppb (9) 0.2 ppb (1) N/A 9.0 ppb (9) N/A 0.0 ppb (0) 26.0 ppb (25) N/A 34.0 μg/m3 (32) 14.7 μg/m3 (57) 57.0
 
June 23, 2022, 8 a.m. 8.9 ppb (9) 0.2 ppb (1) N/A 9.0 ppb (9) N/A 0.0 ppb (0) 27.0 ppb (25) N/A 30.0 μg/m3 (28) 11.3 μg/m3 (48) 48.0
 
June 23, 2022, 7 a.m. 6.1 ppb (6) 0.2 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 30.0 ppb (28) N/A 23.0 μg/m3 (22) 12.7 μg/m3 (53) 53.0
 
June 23, 2022, 6 a.m. 7.1 ppb (7) 0.2 ppb (1) N/A 7.0 ppb (7) N/A 0.0 ppb (0) 29.0 ppb (27) N/A 28.0 μg/m3 (26) 8.5 μg/m3 (36) 36.0
 
June 23, 2022, 5 a.m. 9.3 ppb (9) 0.3 ppb (1) N/A 9.0 ppb (9) N/A 0.0 ppb (0) 27.0 ppb (25) N/A 25.0 μg/m3 (24) 9.5 μg/m3 (40) 40.0
 
June 23, 2022, 3 a.m. 11.6 ppb (11) 0.3 ppb (1) N/A 11.0 ppb (11) N/A 0.0 ppb (0) 28.0 ppb (26) N/A 28.0 μg/m3 (26) 11.0 μg/m3 (46) 46.0
 
June 23, 2022, 3 a.m. 11.6 ppb (11) 0.3 ppb (1) N/A 11.0 ppb (11) N/A 0.0 ppb (0) 28.0 ppb (26) N/A 28.0 μg/m3 (26) 11.0 μg/m3 (46) 46.0
 
June 23, 2022, 3 a.m. 11.6 ppb (11) 0.3 ppb (1) N/A 11.0 ppb (11) N/A 0.0 ppb (0) 28.0 ppb (26) N/A 28.0 μg/m3 (26) 11.0 μg/m3 (46) 46.0
 
June 22, 2022, 10 p.m. 12.2 ppb (12) 2.4 ppb (3) N/A 10.0 ppb (10) N/A 2.0 ppb (3) 52.0 ppb (49) N/A 34.0 μg/m3 (32) 14.2 μg/m3 (56) 56.0
 
June 22, 2022, 10 p.m. 12.2 ppb (12) 2.4 ppb (3) N/A 10.0 ppb (10) N/A 2.0 ppb (3) 52.0 ppb (49) N/A 34.0 μg/m3 (32) 14.2 μg/m3 (56) 56.0
 
June 22, 2022, 9 p.m. 11.9 ppb (12) 1.9 ppb (2) N/A 10.0 ppb (10) N/A 2.0 ppb (3) 58.0 ppb (61) N/A 36.0 μg/m3 (34) 12.5 μg/m3 (52) 61.0
 
June 22, 2022, 9 p.m. 11.9 ppb (12) 1.9 ppb (2) N/A 10.0 ppb (10) N/A 2.0 ppb (3) 58.0 ppb (61) N/A 36.0 μg/m3 (34) 12.5 μg/m3 (52) 61.0
 
June 22, 2022, 9 p.m. 11.9 ppb (12) 1.9 ppb (2) N/A 10.0 ppb (10) N/A 2.0 ppb (3) 58.0 ppb (61) N/A 36.0 μg/m3 (34) 12.5 μg/m3 (52) 61.0
 
June 22, 2022, 8 p.m. 13.8 ppb (14) 2.2 ppb (3) N/A 12.0 ppb (12) N/A 2.0 ppb (3) 59.0 ppb (65) N/A 43.0 μg/m3 (40) 21.5 μg/m3 (71) 71.0
 
June 22, 2022, 8 p.m. 13.8 ppb (14) 2.2 ppb (3) N/A 12.0 ppb (12) N/A 2.0 ppb (3) 59.0 ppb (65) N/A 43.0 μg/m3 (40) 21.5 μg/m3 (71) 71.0
 
June 22, 2022, 6 p.m. 16.5 ppb (16) 4.7 ppb (5) N/A 12.0 ppb (12) N/A 1.0 ppb (2) 38.0 ppb (36) N/A 39.0 μg/m3 (37) 15.2 μg/m3 (58) 58.0
 
June 22, 2022, 5 p.m. 17.3 ppb (17) 3.6 ppb (4) N/A 14.0 ppb (14) N/A 1.0 ppb (2) 26.0 ppb (25) N/A 38.0 μg/m3 (36) 14.2 μg/m3 (56) 56.0
 
June 22, 2022, 5 p.m. 17.3 ppb (17) 3.6 ppb (4) N/A 14.0 ppb (14) N/A 1.0 ppb (2) 26.0 ppb (25) N/A 38.0 μg/m3 (36) 14.2 μg/m3 (56) 56.0
 
June 22, 2022, 3 p.m. 18.2 ppb (18) 4.9 ppb (5) N/A 13.0 ppb (13) N/A 0.0 ppb (0) 19.0 ppb (18) N/A 36.0 μg/m3 (34) 13.2 μg/m3 (54) 54.0
 
June 22, 2022, 2 p.m. 19.8 ppb (19) 4.7 ppb (5) N/A 15.0 ppb (15) N/A 0.0 ppb (0) 15.0 ppb (14) N/A 38.0 μg/m3 (36) 13.2 μg/m3 (54) 54.0
 
June 22, 2022, 1 p.m. 13.5 ppb (13) 1.8 ppb (2) N/A 12.0 ppb (12) N/A 0.0 ppb (0) 17.0 ppb (16) N/A 36.0 μg/m3 (34) 11.0 μg/m3 (46) 46.0
 
June 22, 2022, 11 a.m. 5.1 ppb (5) 0.1 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 21.0 ppb (20) N/A 28.0 μg/m3 (26) 12.4 μg/m3 (52) 52.0
 
June 22, 2022, 3 a.m. 5.2 ppb (5) 0.2 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 32.0 ppb (30) N/A 28.0 μg/m3 (26) 12.5 μg/m3 (52) 52.0
 
June 22, 2022, 3 a.m. 5.2 ppb (5) 0.2 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 32.0 ppb (30) N/A 28.0 μg/m3 (26) 12.5 μg/m3 (52) 52.0
 
June 22, 2022, 2 a.m. 6.5 ppb (7) 0.4 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 32.0 ppb (30) N/A 31.0 μg/m3 (29) 16.2 μg/m3 (60) 60.0
 
June 22, 2022, midnight 4.4 ppb (5) 1.1 ppb (2) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 36.0 ppb (34) N/A 24.0 μg/m3 (23) 13.0 μg/m3 (53) 53.0
 
June 21, 2022, 7 p.m. 5.2 ppb (5) 1.5 ppb (2) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 39.0 ppb (37) N/A 32.0 μg/m3 (30) 12.5 μg/m3 (52) 52.0
 
June 21, 2022, 5 p.m. 1.6 ppb (2) 0.3 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 42.0 ppb (39) N/A 26.0 μg/m3 (25) 14.2 μg/m3 (56) 56.0
 
June 21, 2022, 5 p.m. 1.6 ppb (2) 0.3 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 42.0 ppb (39) N/A 26.0 μg/m3 (25) 14.2 μg/m3 (56) 56.0
 
June 21, 2022, 5 p.m. 1.6 ppb (2) 0.3 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 42.0 ppb (39) N/A 26.0 μg/m3 (25) 14.2 μg/m3 (56) 56.0
 
June 21, 2022, 4 p.m. 1.5 ppb (2) 0.3 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 39.0 ppb (37) N/A 27.0 μg/m3 (25) 10.5 μg/m3 (44) 44.0
 
June 21, 2022, 4 p.m. 1.5 ppb (2) 0.3 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 39.0 ppb (37) N/A 27.0 μg/m3 (25) 10.5 μg/m3 (44) 44.0
 
June 21, 2022, 3 p.m. 2.1 ppb (2) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 39.0 ppb (37) N/A 26.0 μg/m3 (25) 10.1 μg/m3 (43) 43.0
 
June 21, 2022, 3 p.m. 2.1 ppb (2) 0.4 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 39.0 ppb (37) N/A 26.0 μg/m3 (25) 10.1 μg/m3 (43) 43.0
 
June 21, 2022, 2 p.m. 3.0 ppb (3) 0.4 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 34.0 ppb (32) N/A 29.0 μg/m3 (27) 10.3 μg/m3 (43) 43.0
 
June 21, 2022, 2 p.m. 3.0 ppb (3) 0.4 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 34.0 ppb (32) N/A 29.0 μg/m3 (27) 10.3 μg/m3 (43) 43.0
 
June 21, 2022, 1 p.m. 5.9 ppb (6) 0.5 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 25.0 ppb (24) N/A 29.0 μg/m3 (27) 3.6 μg/m3 (16) 27.0
 
June 21, 2022, 1 p.m. 5.9 ppb (6) 0.5 ppb (1) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 25.0 ppb (24) N/A 29.0 μg/m3 (27) 3.6 μg/m3 (16) 27.0
 
June 21, 2022, noon 4.6 ppb (5) 0.2 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 23.0 ppb (22) N/A 31.0 μg/m3 (29) 3.9 μg/m3 (17) 29.0
 
June 21, 2022, 11 a.m. 3.4 ppb (4) 0.1 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 24.0 ppb (23) N/A 30.0 μg/m3 (28) 6.3 μg/m3 (27) 28.0
 
June 21, 2022, 10 a.m. 3.4 ppb (4) 0.1 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 25.0 ppb (24) N/A 23.0 μg/m3 (22) 7.3 μg/m3 (31) 31.0
 
June 21, 2022, 9 a.m. 2.8 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 29.0 ppb (27) N/A 22.0 μg/m3 (21) 8.1 μg/m3 (34) 34.0
 
June 21, 2022, 6 a.m. 7.6 ppb (8) 0.1 ppb (1) N/A 8.0 ppb (8) N/A 0.0 ppb (0) 26.0 ppb (25) N/A 31.0 μg/m3 (29) 15.4 μg/m3 (58) 58.0
 
June 21, 2022, 6 a.m. 7.6 ppb (8) 0.1 ppb (1) N/A 8.0 ppb (8) N/A 0.0 ppb (0) 26.0 ppb (25) N/A 31.0 μg/m3 (29) 15.4 μg/m3 (58) 58.0
 
June 21, 2022, 5 a.m. 6.4 ppb (7) 0.1 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 29.0 ppb (27) N/A 32.0 μg/m3 (30) 11.2 μg/m3 (47) 47.0
 
June 21, 2022, 2 a.m. 9.1 ppb (9) 0.5 ppb (1) N/A 9.0 ppb (9) N/A 1.0 ppb (2) 44.0 ppb (41) N/A 25.0 μg/m3 (24) 9.8 μg/m3 (41) 41.0
 
June 21, 2022, 1 a.m. 8.2 ppb (8) 1.2 ppb (2) N/A 7.0 ppb (7) N/A 1.0 ppb (2) 49.0 ppb (46) N/A 20.0 μg/m3 (19) 9.1 μg/m3 (38) 46.0
 
June 20, 2022, 10 p.m. 9.4 ppb (9) 1.5 ppb (2) N/A 8.0 ppb (8) N/A 3.0 ppb (5) 60.0 ppb (68) N/A 38.0 μg/m3 (36) 10.8 μg/m3 (46) 68.0
 
June 20, 2022, 9 p.m. 10.0 ppb (10) 1.2 ppb (2) N/A 9.0 ppb (9) N/A 2.0 ppb (3) 71.0 ppb (101) N/A 57.0 μg/m3 (52) 19.5 μg/m3 (67) 101.0
 
June 20, 2022, 8 p.m. 14.1 ppb (14) 1.8 ppb (2) N/A 12.0 ppb (12) N/A 2.0 ppb (3) 73.0 ppb (103) N/A 110.0 μg/m3 (79) 15.4 μg/m3 (58) 103.0
 
June 20, 2022, 7 p.m. 18.1 ppb (18) 2.8 ppb (3) N/A 15.0 ppb (15) N/A 2.0 ppb (3) 61.0 ppb (71) N/A 71.0 μg/m3 (59) 18.6 μg/m3 (65) 71.0
 
June 20, 2022, 7 p.m. 18.1 ppb (18) 2.8 ppb (3) N/A 15.0 ppb (15) N/A 2.0 ppb (3) 61.0 ppb (71) N/A 71.0 μg/m3 (59) 18.6 μg/m3 (65) 71.0
 
June 20, 2022, 6 p.m. 18.0 ppb (17) 4.1 ppb (4) N/A 14.0 ppb (14) N/A 2.0 ppb (3) 44.0 ppb (41) N/A 48.0 μg/m3 (45) 12.7 μg/m3 (53) 53.0
 
June 20, 2022, 4 p.m. 18.1 ppb (18) 4.6 ppb (5) N/A 14.0 ppb (14) N/A 1.0 ppb (2) 36.0 ppb (34) N/A 43.0 μg/m3 (40) 16.2 μg/m3 (60) 60.0
 
June 20, 2022, 4 p.m. 18.1 ppb (18) 4.6 ppb (5) N/A 14.0 ppb (14) N/A 1.0 ppb (2) 36.0 ppb (34) N/A 43.0 μg/m3 (40) 16.2 μg/m3 (60) 60.0
 
June 20, 2022, 2 p.m. 19.8 ppb (19) 5.4 ppb (6) N/A 14.0 ppb (14) N/A 1.0 ppb (2) 21.0 ppb (20) N/A 36.0 μg/m3 (34) 18.4 μg/m3 (65) 65.0