ID: 182

AQSQID: 060659001

Site Name: Lake Elsinore - W. Flint Street

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

Updated: July 30, 2021, 5:54 a.m.

Location: Lake Elsinore (N Elsinore), CA

Reporting: True, Located: True

Current AQI: 44.0

Lake Elsinore (N Elsinore) CA, US: 33.676535, -117.331027

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 30, 2021, 4 a.m. 5.5 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 33.0 ppb (31) 0.17 ppb (3) 24.0 μg/m3 (23) 10.5 μg/m3 (44) 44.0
 
July 30, 2021, 3 a.m. 4.9 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A 37.0 ppb (35) 0.16 ppb (3) 25.0 μg/m3 (24) 9.3 μg/m3 (39) 39.0
 
July 30, 2021, 2 a.m. 4.7 ppb (5) 0.6 ppb (1) N/A 4.0 ppb (4) N/A N/A 43.0 ppb (40) 0.16 ppb (3) 28.0 μg/m3 (26) 7.6 μg/m3 (32) 40.0
 
July 30, 2021, 1 a.m. 4.4 ppb (5) 0.6 ppb (1) N/A 4.0 ppb (4) N/A N/A 57.0 ppb (58) 0.16 ppb (3) 29.0 μg/m3 (27) 4.8 μg/m3 (20) 58.0
 
July 30, 2021, midnight 4.5 ppb (5) 0.6 ppb (1) N/A 4.0 ppb (4) N/A N/A 65.0 ppb (84) 0.16 ppb (3) 20.0 μg/m3 (19) 5.2 μg/m3 (22) 84.0
 
July 29, 2021, 11 p.m. 3.7 ppb (4) 0.5 ppb (1) N/A 3.0 ppb (3) N/A N/A 65.0 ppb (84) 0.16 ppb (3) 23.0 μg/m3 (22) 9.1 μg/m3 (38) 84.0
 
July 29, 2021, 10 p.m. 4.5 ppb (5) 0.5 ppb (1) N/A 4.0 ppb (4) N/A N/A 82.0 ppb (107) 0.18 ppb (3) 36.0 μg/m3 (34) 8.1 μg/m3 (34) 107.0
 
July 29, 2021, 9 p.m. 5.9 ppb (6) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 91.0 ppb (112) 0.22 ppb (3) 45.0 μg/m3 (42) 6.6 μg/m3 (28) 112.0
 
July 29, 2021, 8 p.m. 6.1 ppb (6) 1.1 ppb (2) N/A 5.0 ppb (5) N/A N/A 74.0 ppb (103) 0.19 ppb (3) 35.0 μg/m3 (33) 3.8 μg/m3 (16) 103.0
 
July 29, 2021, 7 p.m. 6.5 ppb (7) 1.6 ppb (2) N/A 5.0 ppb (5) N/A N/A 62.0 ppb (74) 0.17 ppb (3) 33.0 μg/m3 (31) 1.3 μg/m3 (6) 74.0
 
July 29, 2021, 6 p.m. 6.2 ppb (6) 2.0 ppb (2) N/A 4.0 ppb (4) N/A N/A 55.0 ppb (51) 0.16 ppb (3) 22.0 μg/m3 (21) 2.3 μg/m3 (10) 51.0
 
July 29, 2021, 5 p.m. 5.4 ppb (6) 2.4 ppb (3) N/A 3.0 ppb (3) N/A N/A 46.0 ppb (43) 0.15 ppb (2) 9.0 μg/m3 (9) 4.9 μg/m3 (21) 43.0
 
July 29, 2021, 4 p.m. 9.3 ppb (9) 3.9 ppb (4) N/A 5.0 ppb (5) N/A N/A 34.0 ppb (32) 0.17 ppb (3) 14.0 μg/m3 (13) 6.9 μg/m3 (29) 32.0
 
July 29, 2021, 3 p.m. 17.4 ppb (17) 6.7 ppb (7) N/A 11.0 ppb (11) N/A N/A 22.0 ppb (21) 0.26 ppb (4) 30.0 μg/m3 (28) 8.3 μg/m3 (35) 35.0
 
July 29, 2021, 2 p.m. 35.0 ppb (34) 17.5 ppb (17) N/A 18.0 ppb (17) N/A N/A 8.0 ppb (8) 0.39 ppb (5) 42.0 μg/m3 (39) 7.9 μg/m3 (33) 39.0
 
July 29, 2021, 1 p.m. 24.4 ppb (24) 8.4 ppb (8) N/A 16.0 ppb (16) N/A N/A 5.0 ppb (5) 0.34 ppb (4) 35.0 μg/m3 (33) 7.8 μg/m3 (33) 33.0
 
July 29, 2021, noon 22.5 ppb (22) 5.2 ppb (5) N/A 17.0 ppb (17) N/A N/A 5.0 ppb (5) 0.26 ppb (4) 41.0 μg/m3 (38) 6.6 μg/m3 (28) 38.0
 
July 29, 2021, 11 a.m. 20.9 ppb (20) 4.4 ppb (5) N/A 16.0 ppb (16) N/A N/A 5.0 ppb (5) 0.25 ppb (3) 24.0 μg/m3 (23) 0.3 μg/m3 (2) 23.0
 
July 29, 2021, 10 a.m. 14.5 ppb (14) 3.0 ppb (3) N/A 11.0 ppb (11) N/A N/A 12.0 ppb (12) 0.24 ppb (3) 25.0 μg/m3 (24) 2.3 μg/m3 (10) 24.0
 
July 29, 2021, 9 a.m. 18.5 ppb (18) 3.0 ppb (3) N/A 16.0 ppb (16) N/A N/A 10.0 ppb (10) 0.26 ppb (4) 29.0 μg/m3 (27) 6.1 μg/m3 (26) 27.0
 
July 29, 2021, 8 a.m. 18.4 ppb (18) 2.8 ppb (3) N/A 16.0 ppb (16) N/A N/A 13.0 ppb (13) 0.25 ppb (3) 22.0 μg/m3 (21) 4.5 μg/m3 (19) 21.0
 
July 29, 2021, 7 a.m. 17.0 ppb (17) 2.4 ppb (3) N/A 15.0 ppb (15) N/A N/A 17.0 ppb (16) 0.25 ppb (3) 30.0 μg/m3 (28) 5.7 μg/m3 (24) 28.0
 
July 29, 2021, 6 a.m. 15.0 ppb (15) 2.0 ppb (2) N/A 13.0 ppb (13) N/A N/A 21.0 ppb (20) 0.25 ppb (3) 24.0 μg/m3 (23) 6.1 μg/m3 (26) 26.0
 
July 29, 2021, 5 a.m. 14.8 ppb (14) 1.8 ppb (2) N/A 13.0 ppb (13) N/A N/A 26.0 ppb (25) 0.24 ppb (3) 23.0 μg/m3 (22) 1.5 μg/m3 (7) 25.0
 
July 29, 2021, 4 a.m. 7.3 ppb (7) 1.4 ppb (2) N/A 6.0 ppb (6) N/A N/A 33.0 ppb (31) 0.17 ppb (3) 19.0 μg/m3 (18) 1.3 μg/m3 (6) 31.0
 
July 29, 2021, 3 a.m. 6.2 ppb (6) 1.2 ppb (2) N/A 5.0 ppb (5) N/A N/A 38.0 ppb (36) 0.15 ppb (2) 27.0 μg/m3 (25) 5.2 μg/m3 (22) 36.0
 
July 29, 2021, 2 a.m. 4.8 ppb (5) 1.1 ppb (2) N/A 4.0 ppb (4) N/A N/A 50.0 ppb (47) 0.16 ppb (3) 20.0 μg/m3 (19) 6.6 μg/m3 (28) 47.0
 
July 29, 2021, 1 a.m. 3.8 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 52.0 ppb (49) 0.14 ppb (2) 13.0 μg/m3 (13) 7.4 μg/m3 (31) 49.0
 
July 29, 2021, midnight 4.2 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 61.0 ppb (71) 0.17 ppb (3) 17.0 μg/m3 (16) 6.4 μg/m3 (27) 71.0
 
July 28, 2021, 11 p.m. 3.4 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A N/A 59.0 ppb (65) 0.15 ppb (2) 10.0 μg/m3 (10) 6.4 μg/m3 (27) 65.0
 
July 28, 2021, 10 p.m. 4.3 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A 75.0 ppb (104) 0.19 ppb (3) 24.0 μg/m3 (23) 8.8 μg/m3 (37) 104.0
 
July 28, 2021, 9 p.m. 5.0 ppb (5) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A 79.0 ppb (106) 0.21 ppb (3) 24.0 μg/m3 (23) 7.4 μg/m3 (31) 106.0
 
July 28, 2021, 8 p.m. 5.1 ppb (5) 1.3 ppb (2) N/A 4.0 ppb (4) N/A N/A 73.0 ppb (103) 0.18 ppb (3) 30.0 μg/m3 (28) 4.2 μg/m3 (18) 103.0
 
July 28, 2021, 7 p.m. 6.1 ppb (6) 1.7 ppb (2) N/A 4.0 ppb (4) N/A N/A 66.0 ppb (87) 0.18 ppb (3) 27.0 μg/m3 (25) 3.5 μg/m3 (15) 87.0
 
July 28, 2021, 6 p.m. 4.4 ppb (5) 1.9 ppb (2) N/A 3.0 ppb (3) N/A N/A 57.0 ppb (58) 0.14 ppb (2) 12.0 μg/m3 (12) 1.0 μg/m3 (5) 58.0
 
July 28, 2021, 5 p.m. 6.5 ppb (7) 2.8 ppb (3) N/A 4.0 ppb (4) N/A N/A 55.0 ppb (51) 0.18 ppb (3) 17.0 μg/m3 (16) 5.2 μg/m3 (22) 51.0
 
July 28, 2021, 4 p.m. 11.5 ppb (11) 4.4 ppb (5) N/A 7.0 ppb (7) N/A N/A 44.0 ppb (41) 0.2 ppb (3) 21.0 μg/m3 (20) 11.5 μg/m3 (48) 48.0
 
July 28, 2021, 3 p.m. 21.2 ppb (20) 8.1 ppb (8) N/A 13.0 ppb (13) N/A N/A 29.0 ppb (27) 0.26 ppb (4) 31.0 μg/m3 (29) 11.5 μg/m3 (48) 48.0
 
July 28, 2021, 2 p.m. 40.5 ppb (39) 18.3 ppb (18) N/A 22.0 ppb (21) N/A N/A 10.0 ppb (10) 0.41 ppb (5) 54.0 μg/m3 (50) 17.0 μg/m3 (62) 62.0
 
July 28, 2021, 1 p.m. 36.4 ppb (35) 14.0 ppb (14) N/A 22.0 ppb (21) N/A N/A 3.0 ppb (3) 0.39 ppb (5) 52.0 μg/m3 (49) 6.6 μg/m3 (28) 49.0
 
July 28, 2021, noon 29.5 ppb (28) 8.5 ppb (9) N/A 21.0 ppb (20) N/A N/A 3.0 ppb (3) 0.33 ppb (4) 27.0 μg/m3 (25) 5.4 μg/m3 (23) 28.0
 
July 28, 2021, 11 a.m. 23.2 ppb (22) 5.3 ppb (5) N/A 18.0 ppb (17) N/A N/A 9.0 ppb (9) 0.28 ppb (4) 26.0 μg/m3 (25) 7.6 μg/m3 (32) 32.0
 
July 28, 2021, 10 a.m. 23.7 ppb (23) 5.1 ppb (5) N/A 19.0 ppb (18) N/A N/A 7.0 ppb (7) 0.28 ppb (4) 26.0 μg/m3 (25) 5.9 μg/m3 (25) 25.0
 
July 28, 2021, 9 a.m. 22.0 ppb (21) 4.6 ppb (5) N/A 17.0 ppb (17) N/A N/A 11.0 ppb (11) 0.28 ppb (4) 27.0 μg/m3 (25) 4.0 μg/m3 (17) 25.0
 
July 28, 2021, 8 a.m. 22.5 ppb (22) 4.2 ppb (4) N/A 18.0 ppb (17) N/A N/A 12.0 ppb (12) 0.3 ppb (4) 27.0 μg/m3 (25) 7.1 μg/m3 (30) 30.0
 
July 28, 2021, 7 a.m. 18.1 ppb (18) 3.7 ppb (4) N/A 14.0 ppb (14) N/A N/A 17.0 ppb (16) 0.26 ppb (4) 20.0 μg/m3 (19) 3.9 μg/m3 (17) 19.0
 
July 28, 2021, 6 a.m. 17.3 ppb (17) 3.4 ppb (4) N/A 14.0 ppb (14) N/A N/A 17.0 ppb (16) 0.27 ppb (4) 14.0 μg/m3 (13) 2.8 μg/m3 (12) 17.0
 
July 28, 2021, 5 a.m. 10.1 ppb (10) 2.5 ppb (3) N/A 8.0 ppb (8) N/A N/A 26.0 ppb (25) 0.19 ppb (3) 15.0 μg/m3 (14) 4.2 μg/m3 (18) 25.0
 
July 28, 2021, 4 a.m. 8.7 ppb (9) 2.1 ppb (2) N/A 7.0 ppb (7) N/A N/A 30.0 ppb (28) 0.17 ppb (3) 16.0 μg/m3 (15) N/A 28.0
 
July 28, 2021, 3 a.m. 7.7 ppb (8) 1.7 ppb (2) N/A 6.0 ppb (6) N/A N/A 36.0 ppb (34) 0.17 ppb (3) 19.0 μg/m3 (18) 3.5 μg/m3 (15) 34.0
 
July 28, 2021, 2 a.m. 6.4 ppb (7) 1.4 ppb (2) N/A 5.0 ppb (5) N/A N/A 51.0 ppb (48) 0.17 ppb (3) 23.0 μg/m3 (22) 5.7 μg/m3 (24) 48.0
 
July 28, 2021, 1 a.m. 4.6 ppb (5) 1.2 ppb (2) N/A 3.0 ppb (3) N/A N/A 65.0 ppb (84) 0.17 ppb (3) 15.0 μg/m3 (14) 7.8 μg/m3 (33) 84.0
 
July 28, 2021, midnight 4.9 ppb (5) 1.3 ppb (2) N/A 4.0 ppb (4) N/A N/A 70.0 ppb (100) 0.19 ppb (3) 18.0 μg/m3 (17) 4.5 μg/m3 (19) 100.0
 
July 27, 2021, 11 p.m. 4.3 ppb (5) 1.5 ppb (2) N/A 3.0 ppb (3) N/A N/A 58.0 ppb (61) 0.16 ppb (3) 20.0 μg/m3 (19) 5.0 μg/m3 (21) 61.0
 
July 27, 2021, 10 p.m. 3.9 ppb (4) 1.5 ppb (2) N/A 2.0 ppb (2) N/A N/A 54.0 ppb (50) 0.15 ppb (2) 13.0 μg/m3 (13) 4.2 μg/m3 (18) 50.0
 
July 27, 2021, 9 p.m. 5.1 ppb (5) 1.7 ppb (2) N/A 3.0 ppb (3) N/A N/A 66.0 ppb (87) 0.16 ppb (3) 29.0 μg/m3 (27) 2.1 μg/m3 (9) 87.0
 
July 27, 2021, 8 p.m. 4.4 ppb (5) 1.9 ppb (2) N/A 3.0 ppb (3) N/A N/A 59.0 ppb (65) 0.13 ppb (2) 12.0 μg/m3 (12) N/A 65.0
 
July 27, 2021, 7 p.m. 4.6 ppb (5) 2.2 ppb (3) N/A 2.0 ppb (2) N/A N/A 58.0 ppb (61) 0.15 ppb (2) 13.0 μg/m3 (13) 6.4 μg/m3 (27) 61.0
 
July 27, 2021, 6 p.m. 6.2 ppb (6) 2.6 ppb (3) N/A 4.0 ppb (4) N/A N/A 67.0 ppb (91) 0.17 ppb (3) 4.0 μg/m3 (4) N/A 91.0
 
July 27, 2021, 5 p.m. 8.3 ppb (8) 3.4 ppb (4) N/A 5.0 ppb (5) N/A N/A 69.0 ppb (97) 0.22 ppb (3) 21.0 μg/m3 (20) N/A 97.0
 
July 27, 2021, 4 p.m. 13.4 ppb (13) 5.0 ppb (5) N/A 8.0 ppb (8) N/A N/A 50.0 ppb (47) 0.27 ppb (4) 29.0 μg/m3 (27) 13.1 μg/m3 (54) 54.0
 
July 27, 2021, 3 p.m. 22.5 ppb (22) 9.4 ppb (9) N/A 13.0 ppb (13) N/A N/A 29.0 ppb (27) 0.31 ppb (4) 32.0 μg/m3 (30) 21.7 μg/m3 (72) 72.0
 
July 27, 2021, 2 p.m. 36.1 ppb (35) 18.3 ppb (18) N/A 18.0 ppb (17) N/A N/A 9.0 ppb (9) 0.37 ppb (5) 37.0 μg/m3 (35) 16.8 μg/m3 (61) 61.0
 
July 27, 2021, 1 p.m. 29.2 ppb (28) 12.2 ppb (12) N/A 17.0 ppb (17) N/A N/A 4.0 ppb (4) 0.29 ppb (4) 33.0 μg/m3 (31) 12.0 μg/m3 (50) 50.0
 
July 27, 2021, noon 31.0 ppb (30) 11.8 ppb (12) N/A 19.0 ppb (18) N/A N/A 2.0 ppb (2) 0.26 ppb (4) 25.0 μg/m3 (24) 8.3 μg/m3 (35) 35.0
 
July 27, 2021, 11 a.m. 20.3 ppb (20) 6.0 ppb (6) N/A 14.0 ppb (14) N/A N/A 9.0 ppb (9) 0.23 ppb (3) 21.0 μg/m3 (20) 3.9 μg/m3 (17) 20.0
 
July 27, 2021, 10 a.m. 18.1 ppb (18) 5.1 ppb (5) N/A 13.0 ppb (13) N/A N/A 11.0 ppb (11) 0.22 ppb (3) 21.0 μg/m3 (20) 14.4 μg/m3 (56) 56.0
 
July 27, 2021, 9 a.m. 17.5 ppb (17) 4.8 ppb (5) N/A 13.0 ppb (13) N/A N/A 14.0 ppb (13) 0.22 ppb (3) 23.0 μg/m3 (22) 11.4 μg/m3 (48) 48.0
 
July 27, 2021, 8 a.m. 13.7 ppb (13) 4.0 ppb (4) N/A 10.0 ppb (10) N/A N/A 18.0 ppb (17) 0.21 ppb (3) 21.0 μg/m3 (20) 15.8 μg/m3 (59) 59.0
 
July 27, 2021, 7 a.m. 13.0 ppb (13) 3.8 ppb (4) N/A 9.0 ppb (9) N/A N/A 20.0 ppb (19) 0.2 ppb (3) 21.0 μg/m3 (20) 16.9 μg/m3 (62) 62.0
 
July 27, 2021, 6 a.m. 12.2 ppb (12) 3.5 ppb (4) N/A 9.0 ppb (9) N/A N/A 22.0 ppb (21) 0.2 ppb (3) 17.0 μg/m3 (16) 7.6 μg/m3 (32) 32.0
 
July 27, 2021, 5 a.m. 10.0 ppb (10) 2.7 ppb (3) N/A 7.0 ppb (7) N/A N/A 24.0 ppb (23) 0.18 ppb (3) 11.0 μg/m3 (11) N/A 23.0
 
July 27, 2021, 4 a.m. 7.7 ppb (8) 2.0 ppb (2) N/A 6.0 ppb (6) N/A N/A 28.0 ppb (26) 0.16 ppb (3) 12.0 μg/m3 (12) 8.1 μg/m3 (34) 34.0
 
July 27, 2021, 3 a.m. 6.4 ppb (7) 1.5 ppb (2) N/A 5.0 ppb (5) N/A N/A 31.0 ppb (29) 0.14 ppb (2) 13.0 μg/m3 (13) 11.6 μg/m3 (49) 49.0
 
July 27, 2021, 2 a.m. 5.6 ppb (6) 1.2 ppb (2) N/A 4.0 ppb (4) N/A N/A 34.0 ppb (32) 0.14 ppb (2) 14.0 μg/m3 (13) 9.0 μg/m3 (38) 38.0
 
July 27, 2021, 1 a.m. 5.3 ppb (5) 1.3 ppb (2) N/A 4.0 ppb (4) N/A N/A 39.0 ppb (37) 0.14 ppb (2) 20.0 μg/m3 (19) 7.3 μg/m3 (31) 37.0
 
July 27, 2021, midnight 5.4 ppb (6) 1.4 ppb (2) N/A 4.0 ppb (4) N/A N/A 43.0 ppb (40) 0.14 ppb (2) 14.0 μg/m3 (13) 9.5 μg/m3 (40) 40.0
 
July 26, 2021, 11 p.m. 5.2 ppb (5) 1.4 ppb (2) N/A 4.0 ppb (4) N/A N/A 45.0 ppb (42) 0.15 ppb (2) 14.0 μg/m3 (13) 10.0 μg/m3 (42) 42.0
 
July 26, 2021, 10 p.m. 5.6 ppb (6) 1.5 ppb (2) N/A 4.0 ppb (4) N/A N/A 48.0 ppb (45) 0.15 ppb (2) 17.0 μg/m3 (16) 16.8 μg/m3 (61) 61.0
 
July 26, 2021, 9 p.m. 5.7 ppb (6) 1.8 ppb (2) N/A 4.0 ppb (4) N/A N/A 60.0 ppb (68) 0.16 ppb (3) 20.0 μg/m3 (19) 13.6 μg/m3 (55) 68.0
 
July 26, 2021, 8 p.m. 6.7 ppb (7) 2.4 ppb (3) N/A 4.0 ppb (4) N/A N/A 63.0 ppb (78) 0.17 ppb (3) 9.0 μg/m3 (9) N/A 78.0
 
July 26, 2021, 7 p.m. 7.8 ppb (8) 3.1 ppb (3) N/A 5.0 ppb (5) N/A N/A 59.0 ppb (65) 0.18 ppb (3) 22.0 μg/m3 (21) 12.9 μg/m3 (53) 65.0
 
July 26, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 16.9 μg/m3 (62) 62.0
 
July 26, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 18.5 μg/m3 (65) 65.0
 
July 26, 2021, 4 p.m. 18.7 ppb (18) 7.9 ppb (8) N/A 11.0 ppb (11) N/A N/A 15.0 ppb (14) 0.24 ppb (3) 22.0 μg/m3 (21) 16.8 μg/m3 (61) 61.0
 
July 26, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 9.5 μg/m3 (40) 40.0
 
July 26, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.2 μg/m3 (35) 35.0
 
July 26, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.1 μg/m3 (30) 30.0
 
July 26, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 7.8 μg/m3 (33) 33.0
 
July 26, 2021, 9 a.m. 5.3 ppb (5) 2.6 ppb (3) N/A 3.0 ppb (3) N/A N/A 22.0 ppb (21) 0.14 ppb (2) 19.0 μg/m3 (18) 4.7 μg/m3 (20) 21.0
 
July 26, 2021, 8 a.m. 6.2 ppb (6) 2.8 ppb (3) N/A 3.0 ppb (3) N/A N/A 21.0 ppb (20) 0.15 ppb (2) 19.0 μg/m3 (18) 5.0 μg/m3 (21) 21.0
 
July 26, 2021, 7 a.m. 5.6 ppb (6) 2.5 ppb (3) N/A 3.0 ppb (3) N/A N/A 24.0 ppb (23) 0.15 ppb (2) 18.0 μg/m3 (17) 5.9 μg/m3 (25) 25.0
 
July 26, 2021, 6 a.m. 5.9 ppb (6) 2.5 ppb (3) N/A 3.0 ppb (3) N/A N/A 27.0 ppb (25) 0.16 ppb (3) 20.0 μg/m3 (19) 4.2 μg/m3 (18) 25.0
 
July 26, 2021, 5 a.m. 7.2 ppb (7) 2.5 ppb (3) N/A 5.0 ppb (5) N/A N/A 30.0 ppb (28) 0.19 ppb (3) 28.0 μg/m3 (26) 13.4 μg/m3 (54) 54.0
 
July 26, 2021, 4 a.m. 4.8 ppb (5) 1.7 ppb (2) N/A 3.0 ppb (3) N/A N/A 33.0 ppb (31) 0.16 ppb (3) 30.0 μg/m3 (28) 7.1 μg/m3 (30) 31.0
 
July 26, 2021, 3 a.m. 3.5 ppb (4) 1.2 ppb (2) N/A 2.0 ppb (2) N/A N/A 35.0 ppb (33) 0.14 ppb (2) 23.0 μg/m3 (22) 15.2 μg/m3 (58) 58.0
 
July 26, 2021, 2 a.m. 3.4 ppb (4) 1.1 ppb (2) N/A 2.0 ppb (2) N/A N/A 37.0 ppb (35) 0.14 ppb (2) 24.0 μg/m3 (23) 5.4 μg/m3 (23) 35.0
 
July 26, 2021, 1 a.m. 2.6 ppb (3) 1.1 ppb (2) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (37) 0.14 ppb (2) 14.0 μg/m3 (13) 7.6 μg/m3 (32) 37.0
 
July 26, 2021, midnight 2.8 ppb (3) 1.2 ppb (2) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (38) 0.15 ppb (2) 19.0 μg/m3 (18) 7.6 μg/m3 (32) 38.0
 
July 25, 2021, 11 p.m. 2.7 ppb (3) 0.9 ppb (1) N/A 2.0 ppb (2) N/A N/A 46.0 ppb (43) 0.16 ppb (3) 22.0 μg/m3 (21) 8.0 μg/m3 (34) 43.0
 
July 25, 2021, 10 p.m. 2.7 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (41) 0.16 ppb (3) 37.0 μg/m3 (35) 9.5 μg/m3 (40) 41.0
 
July 25, 2021, 9 p.m. 2.9 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 58.0 ppb (61) 0.18 ppb (3) 30.0 μg/m3 (28) 10.3 μg/m3 (43) 61.0
 
July 25, 2021, 8 p.m. 3.5 ppb (4) 1.2 ppb (2) N/A 2.0 ppb (2) N/A N/A 64.0 ppb (81) 0.19 ppb (3) 26.0 μg/m3 (25) 8.8 μg/m3 (37) 81.0
 
July 25, 2021, 7 p.m. 3.5 ppb (4) 1.5 ppb (2) N/A 2.0 ppb (2) N/A N/A 60.0 ppb (68) 0.19 ppb (3) 23.0 μg/m3 (22) 6.9 μg/m3 (29) 68.0
 
July 25, 2021, 6 p.m. 4.2 ppb (4) 2.0 ppb (2) N/A 2.0 ppb (2) N/A N/A 50.0 ppb (47) 0.18 ppb (3) 22.0 μg/m3 (21) 13.5 μg/m3 (54) 54.0
 
July 25, 2021, 5 p.m. 5.0 ppb (5) 2.6 ppb (3) N/A 2.0 ppb (2) N/A N/A 40.0 ppb (38) 0.18 ppb (3) 25.0 μg/m3 (24) 11.5 μg/m3 (48) 48.0
 
July 25, 2021, 4 p.m. 6.3 ppb (6) 3.1 ppb (3) N/A 3.0 ppb (3) N/A N/A 32.0 ppb (30) 0.19 ppb (3) 24.0 μg/m3 (23) 13.1 μg/m3 (54) 54.0
 
July 25, 2021, 3 p.m. 7.6 ppb (8) 3.4 ppb (4) N/A 4.0 ppb (4) N/A N/A 26.0 ppb (25) 0.2 ppb (3) 25.0 μg/m3 (24) 18.0 μg/m3 (64) 64.0
 
July 25, 2021, 2 p.m. 8.6 ppb (9) 3.5 ppb (4) N/A 5.0 ppb (5) N/A N/A 21.0 ppb (20) 0.21 ppb (3) 23.0 μg/m3 (22) 16.0 μg/m3 (60) 60.0
 
July 25, 2021, 1 p.m. 9.2 ppb (9) 3.4 ppb (4) N/A 6.0 ppb (6) N/A N/A 19.0 ppb (18) 0.23 ppb (3) 24.0 μg/m3 (23) 9.5 μg/m3 (40) 40.0
 
July 25, 2021, noon 9.9 ppb (10) 3.1 ppb (3) N/A 7.0 ppb (7) N/A N/A 18.0 ppb (17) 0.22 ppb (3) 23.0 μg/m3 (22) 9.8 μg/m3 (41) 41.0
 
July 25, 2021, 11 a.m. 8.5 ppb (9) 2.7 ppb (3) N/A 6.0 ppb (6) N/A N/A 21.0 ppb (20) 0.2 ppb (3) 21.0 μg/m3 (20) 12.2 μg/m3 (52) 52.0
 
July 25, 2021, 10 a.m. 8.6 ppb (9) 2.6 ppb (3) N/A 6.0 ppb (6) N/A N/A 22.0 ppb (21) 0.21 ppb (3) 22.0 μg/m3 (21) 9.6 μg/m3 (40) 40.0
 
July 25, 2021, 9 a.m. 8.5 ppb (9) 2.4 ppb (3) N/A 6.0 ppb (6) N/A N/A 23.0 ppb (22) 0.2 ppb (3) 24.0 μg/m3 (23) 7.4 μg/m3 (31) 31.0
 
July 25, 2021, 8 a.m. 7.8 ppb (8) 2.2 ppb (3) N/A 6.0 ppb (6) N/A N/A 25.0 ppb (24) 0.2 ppb (3) 23.0 μg/m3 (22) 13.6 μg/m3 (55) 55.0
 
July 25, 2021, 7 a.m. 3.4 ppb (4) 1.7 ppb (2) N/A 2.0 ppb (2) N/A N/A 32.0 ppb (30) 0.13 ppb (2) 19.0 μg/m3 (18) 8.6 μg/m3 (36) 36.0
 
July 25, 2021, 6 a.m. 3.4 ppb (4) 1.6 ppb (2) N/A 2.0 ppb (2) N/A N/A 34.0 ppb (32) 0.13 ppb (2) 21.0 μg/m3 (20) 10.5 μg/m3 (44) 44.0
 
July 25, 2021, 5 a.m. 5.3 ppb (5) 1.8 ppb (2) N/A 4.0 ppb (4) N/A N/A 33.0 ppb (31) 0.14 ppb (2) 20.0 μg/m3 (19) 10.0 μg/m3 (42) 42.0
 
July 25, 2021, 4 a.m. 4.6 ppb (5) 1.5 ppb (2) N/A 3.0 ppb (3) N/A N/A 31.0 ppb (29) 0.2 ppb (3) 18.0 μg/m3 (17) 14.8 μg/m3 (57) 57.0
 
July 25, 2021, 3 a.m. 4.2 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 41.0 ppb (38) 0.17 ppb (3) 28.0 μg/m3 (26) 10.6 μg/m3 (45) 45.0
 
July 25, 2021, 2 a.m. 4.1 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 59.0 ppb (65) 0.19 ppb (3) 31.0 μg/m3 (29) 10.6 μg/m3 (45) 65.0
 
July 25, 2021, 1 a.m. 4.6 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A 74.0 ppb (103) 0.22 ppb (3) 43.0 μg/m3 (40) 14.9 μg/m3 (57) 103.0
 
July 25, 2021, midnight 3.8 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 62.0 ppb (74) 0.21 ppb (3) 30.0 μg/m3 (28) 9.7 μg/m3 (41) 74.0
 
July 24, 2021, 11 p.m. 3.4 ppb (4) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 62.0 ppb (74) 0.19 ppb (3) 31.0 μg/m3 (29) 11.3 μg/m3 (48) 74.0
 
July 24, 2021, 10 p.m. 3.2 ppb (4) 1.1 ppb (2) N/A 2.0 ppb (2) N/A N/A 61.0 ppb (71) 0.17 ppb (3) 27.0 μg/m3 (25) 14.6 μg/m3 (57) 71.0
 
July 24, 2021, 9 p.m. 3.1 ppb (3) 1.2 ppb (2) N/A 2.0 ppb (2) N/A N/A 55.0 ppb (51) 0.16 ppb (3) 28.0 μg/m3 (26) 10.5 μg/m3 (44) 51.0
 
July 24, 2021, 8 p.m. 3.3 ppb (4) 1.4 ppb (2) N/A 2.0 ppb (2) N/A N/A 51.0 ppb (48) 0.16 ppb (3) 25.0 μg/m3 (24) 8.8 μg/m3 (37) 48.0
 
July 24, 2021, 7 p.m. 3.8 ppb (4) 1.7 ppb (2) N/A 2.0 ppb (2) N/A N/A 50.0 ppb (47) 0.16 ppb (3) 26.0 μg/m3 (25) 8.3 μg/m3 (35) 47.0
 
July 24, 2021, 6 p.m. 5.5 ppb (6) 2.1 ppb (2) N/A 3.0 ppb (3) N/A N/A 50.0 ppb (47) 0.2 ppb (3) 29.0 μg/m3 (27) 9.5 μg/m3 (40) 47.0
 
July 24, 2021, 5 p.m. 7.1 ppb (7) 2.8 ppb (3) N/A 4.0 ppb (4) N/A N/A 48.0 ppb (45) 0.23 ppb (3) 36.0 μg/m3 (34) 16.0 μg/m3 (60) 60.0
 
July 24, 2021, 4 p.m. 9.2 ppb (9) 3.7 ppb (4) N/A 5.0 ppb (5) N/A N/A 37.0 ppb (35) 0.24 ppb (3) 36.0 μg/m3 (34) 15.3 μg/m3 (58) 58.0
 
July 24, 2021, 3 p.m. 12.2 ppb (12) 4.6 ppb (5) N/A 8.0 ppb (8) N/A N/A 24.0 ppb (23) 0.28 ppb (4) 41.0 μg/m3 (38) 18.4 μg/m3 (65) 65.0
 
July 24, 2021, 2 p.m. 16.9 ppb (16) 6.1 ppb (6) N/A 11.0 ppb (11) N/A N/A 15.0 ppb (14) 0.33 ppb (4) 44.0 μg/m3 (41) 16.0 μg/m3 (60) 60.0
 
July 24, 2021, 1 p.m. 17.3 ppb (17) 4.9 ppb (5) N/A 12.0 ppb (12) N/A N/A 12.0 ppb (12) 0.29 ppb (4) 42.0 μg/m3 (39) 15.8 μg/m3 (59) 59.0
 
July 24, 2021, noon 15.9 ppb (15) 3.9 ppb (4) N/A 12.0 ppb (12) N/A N/A 12.0 ppb (12) 0.27 ppb (4) 42.0 μg/m3 (39) 18.2 μg/m3 (64) 64.0
 
July 24, 2021, 11 a.m. 14.5 ppb (14) 3.3 ppb (4) N/A 11.0 ppb (11) N/A N/A 14.0 ppb (13) 0.26 ppb (4) 44.0 μg/m3 (41) 19.4 μg/m3 (67) 67.0
 
July 24, 2021, 10 a.m. 14.1 ppb (14) 3.2 ppb (4) N/A 11.0 ppb (11) N/A N/A 16.0 ppb (15) 0.26 ppb (4) 46.0 μg/m3 (43) 9.0 μg/m3 (38) 43.0
 
July 24, 2021, 9 a.m. 12.8 ppb (13) 2.9 ppb (3) N/A 10.0 ppb (10) N/A N/A 18.0 ppb (17) 0.25 ppb (3) 49.0 μg/m3 (46) 15.3 μg/m3 (58) 58.0
 
July 24, 2021, 8 a.m. 8.6 ppb (9) 2.3 ppb (3) N/A 6.0 ppb (6) N/A N/A 23.0 ppb (22) 0.19 ppb (3) 29.0 μg/m3 (27) 14.1 μg/m3 (56) 56.0
 
July 24, 2021, 7 a.m. 5.4 ppb (6) 1.9 ppb (2) N/A 3.0 ppb (3) N/A N/A 28.0 ppb (26) 0.16 ppb (3) 25.0 μg/m3 (24) 9.4 μg/m3 (40) 40.0
 
July 24, 2021, 6 a.m. 4.2 ppb (4) 1.7 ppb (2) N/A 3.0 ppb (3) N/A N/A 30.0 ppb (28) 0.14 ppb (2) 20.0 μg/m3 (19) 6.9 μg/m3 (29) 29.0
 
July 24, 2021, 5 a.m. 3.4 ppb (4) 1.4 ppb (2) N/A 2.0 ppb (2) N/A N/A 31.0 ppb (29) 0.12 ppb (2) 19.0 μg/m3 (18) 4.9 μg/m3 (21) 29.0
 
July 24, 2021, 4 a.m. 3.1 ppb (3) 1.2 ppb (2) N/A 2.0 ppb (2) N/A N/A 33.0 ppb (31) 0.12 ppb (2) 18.0 μg/m3 (17) 8.1 μg/m3 (34) 34.0
 
July 24, 2021, 3 a.m. 3.0 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 36.0 ppb (34) 0.13 ppb (2) 27.0 μg/m3 (25) 9.3 μg/m3 (39) 39.0
 
July 24, 2021, 2 a.m. 3.0 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A N/A 42.0 ppb (39) 0.14 ppb (2) 34.0 μg/m3 (32) 19.5 μg/m3 (67) 67.0
 
July 24, 2021, 1 a.m. 3.0 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A N/A 48.0 ppb (45) 0.15 ppb (2) 39.0 μg/m3 (37) 18.0 μg/m3 (64) 64.0
 
July 24, 2021, midnight 2.5 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A N/A 53.0 ppb (50) 0.15 ppb (2) 29.0 μg/m3 (27) 12.1 μg/m3 (51) 51.0
 
July 23, 2021, 11 p.m. 2.4 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A N/A 51.0 ppb (48) 0.15 ppb (2) 35.0 μg/m3 (33) 11.9 μg/m3 (50) 50.0
 
July 23, 2021, 10 p.m. 2.9 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A N/A 50.0 ppb (47) 0.14 ppb (2) 37.0 μg/m3 (35) 12.2 μg/m3 (52) 52.0
 
July 23, 2021, 9 p.m. 2.7 ppb (3) 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 53.0 ppb (50) 0.14 ppb (2) 34.0 μg/m3 (32) 10.8 μg/m3 (46) 50.0
 
July 23, 2021, 8 p.m. 3.1 ppb (3) 1.2 ppb (2) N/A 2.0 ppb (2) N/A N/A 54.0 ppb (50) 0.14 ppb (2) 27.0 μg/m3 (25) 7.6 μg/m3 (32) 50.0
 
July 23, 2021, 7 p.m. 3.5 ppb (4) 1.3 ppb (2) N/A 2.0 ppb (2) N/A N/A 53.0 ppb (50) 0.14 ppb (2) 25.0 μg/m3 (24) 5.7 μg/m3 (24) 50.0
 
July 23, 2021, 6 p.m. 4.7 ppb (5) 1.7 ppb (2) N/A 3.0 ppb (3) N/A N/A 54.0 ppb (50) 0.17 ppb (3) 30.0 μg/m3 (28) 18.5 μg/m3 (65) 65.0
 
July 23, 2021, 5 p.m. 6.3 ppb (6) 2.3 ppb (3) N/A 4.0 ppb (4) N/A N/A 51.0 ppb (48) 0.2 ppb (3) 38.0 μg/m3 (36) 13.6 μg/m3 (55) 55.0
 
July 23, 2021, 4 p.m. 8.9 ppb (9) 3.3 ppb (4) N/A 6.0 ppb (6) N/A N/A 40.0 ppb (38) 0.21 ppb (3) 48.0 μg/m3 (45) 20.9 μg/m3 (70) 70.0
 
July 23, 2021, 3 p.m. 10.5 ppb (10) 4.1 ppb (4) N/A 6.0 ppb (6) N/A N/A 28.0 ppb (26) 0.21 ppb (3) 55.0 μg/m3 (51) 18.0 μg/m3 (64) 64.0
 
July 23, 2021, 2 p.m. 29.7 ppb (29) 13.6 ppb (13) N/A 16.0 ppb (16) N/A N/A 10.0 ppb (10) 0.32 ppb (4) 69.0 μg/m3 (58) 24.7 μg/m3 (78) 78.0
 
July 23, 2021, 1 p.m. 20.0 ppb (19) 6.0 ppb (6) N/A 14.0 ppb (14) N/A N/A 7.0 ppb (7) 0.24 ppb (3) 54.0 μg/m3 (50) 23.6 μg/m3 (76) 76.0
 
July 23, 2021, noon 17.2 ppb (17) 3.8 ppb (4) N/A 13.0 ppb (13) N/A N/A 7.0 ppb (7) 0.22 ppb (3) 47.0 μg/m3 (44) 16.8 μg/m3 (61) 61.0
 
July 23, 2021, 11 a.m. 13.4 ppb (13) 3.3 ppb (4) N/A 10.0 ppb (10) N/A N/A 9.0 ppb (9) 0.21 ppb (3) 42.0 μg/m3 (39) 15.3 μg/m3 (58) 58.0
 
July 23, 2021, 10 a.m. 9.2 ppb (9) 2.8 ppb (3) N/A 6.0 ppb (6) N/A N/A 14.0 ppb (13) 0.19 ppb (3) 36.0 μg/m3 (34) 14.3 μg/m3 (56) 56.0
 
July 23, 2021, 9 a.m. 11.6 ppb (11) 2.6 ppb (3) N/A 9.0 ppb (9) N/A N/A 14.0 ppb (13) 0.2 ppb (3) 39.0 μg/m3 (37) 16.3 μg/m3 (60) 60.0
 
July 23, 2021, 8 a.m. 10.8 ppb (11) 2.6 ppb (3) N/A 8.0 ppb (8) N/A N/A 15.0 ppb (14) 0.2 ppb (3) 41.0 μg/m3 (38) 19.1 μg/m3 (66) 66.0
 
July 23, 2021, 7 a.m. 7.1 ppb (7) 1.8 ppb (2) N/A 5.0 ppb (5) N/A N/A 23.0 ppb (22) 0.18 ppb (3) 35.0 μg/m3 (33) 16.8 μg/m3 (61) 61.0
 
July 23, 2021, 6 a.m. 4.8 ppb (5) 1.7 ppb (2) N/A 3.0 ppb (3) N/A N/A 26.0 ppb (25) 0.15 ppb (2) 34.0 μg/m3 (32) 16.5 μg/m3 (61) 61.0
 
July 23, 2021, 5 a.m. 4.3 ppb (5) 1.2 ppb (2) N/A 3.0 ppb (3) N/A N/A 29.0 ppb (27) 0.15 ppb (2) 32.0 μg/m3 (30) 12.7 μg/m3 (53) 53.0
 
July 23, 2021, 4 a.m. 3.5 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A N/A 33.0 ppb (31) 0.14 ppb (2) 37.0 μg/m3 (35) 11.8 μg/m3 (50) 50.0
 
July 23, 2021, 3 a.m. 2.9 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A N/A 35.0 ppb (33) 0.13 ppb (2) 33.0 μg/m3 (31) 9.9 μg/m3 (42) 42.0