ID: 1916

AQSQID: 060658005

Site Name: Mira Loma - Van Buren

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

Updated: July 30, 2021, 6:55 p.m.

Location: Rivside (Poinsetta Place), CA

Reporting: True, Located: True

Current AQI: 70.0

Rivside (Poinsetta Place) CA, US: 33.996387, -117.4925

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 30, 2021, 5 p.m. 33.8 ppb (32) 11.6 ppb (11) N/A 22.0 ppb (21) N/A N/A 28.0 ppb (26) 0.32 ppb (4) 67.0 μg/m3 (57) 20.9 μg/m3 (70) 70.0
 
July 30, 2021, 4 p.m. 36.2 ppb (35) 14.0 ppb (14) N/A 22.0 ppb (21) N/A N/A 19.0 ppb (18) 0.34 ppb (4) 56.0 μg/m3 (52) 16.9 μg/m3 (62) 62.0
 
July 30, 2021, 3 p.m. 31.0 ppb (30) 13.1 ppb (13) N/A 18.0 ppb (17) N/A N/A 14.0 ppb (13) 0.3 ppb (4) 63.0 μg/m3 (55) 13.0 μg/m3 (53) 55.0
 
July 30, 2021, 2 p.m. 32.9 ppb (32) 14.7 ppb (14) N/A 18.0 ppb (17) N/A N/A 7.0 ppb (7) 0.29 ppb (4) 59.0 μg/m3 (53) 16.4 μg/m3 (61) 61.0
 
July 30, 2021, 1 p.m. 39.0 ppb (37) 20.1 ppb (19) N/A 19.0 ppb (18) N/A N/A 1.0 ppb (1) 0.34 ppb (4) 61.0 μg/m3 (54) 13.7 μg/m3 (55) 55.0
 
July 30, 2021, noon 39.0 ppb (37) 19.2 ppb (19) N/A 20.0 ppb (19) N/A N/A 0.0 ppb (0) 0.32 ppb (4) 46.0 μg/m3 (43) 12.5 μg/m3 (52) 52.0
 
July 30, 2021, 11 a.m. 22.9 ppb (22) 2.9 ppb (3) N/A 20.0 ppb (19) N/A N/A 2.0 ppb (2) 0.24 ppb (3) 34.0 μg/m3 (32) 12.2 μg/m3 (52) 52.0
 
July 30, 2021, 10 a.m. 20.9 ppb (20) 1.8 ppb (2) N/A 19.0 ppb (18) N/A N/A 3.0 ppb (3) 0.22 ppb (3) 32.0 μg/m3 (30) 13.2 μg/m3 (54) 54.0
 
July 30, 2021, 9 a.m. 23.7 ppb (23) 4.6 ppb (5) N/A 19.0 ppb (18) N/A N/A 3.0 ppb (3) 0.23 ppb (3) 43.0 μg/m3 (40) 14.9 μg/m3 (57) 57.0
 
July 30, 2021, 8 a.m. 16.0 ppb (16) 1.5 ppb (2) N/A 15.0 ppb (15) N/A N/A 9.0 ppb (9) 0.21 ppb (3) 31.0 μg/m3 (29) 14.2 μg/m3 (56) 56.0
 
July 30, 2021, 7 a.m. 11.1 ppb (11) 0.7 ppb (1) N/A 10.0 ppb (10) N/A N/A 18.0 ppb (17) 0.19 ppb (3) 30.0 μg/m3 (28) 10.6 μg/m3 (45) 45.0
 
July 30, 2021, 6 a.m. 12.5 ppb (12) 1.1 ppb (2) N/A 11.0 ppb (11) N/A N/A 16.0 ppb (15) 0.2 ppb (3) 40.0 μg/m3 (38) 6.5 μg/m3 (28) 38.0
 
July 30, 2021, 5 a.m. 14.7 ppb (14) 0.7 ppb (1) N/A 14.0 ppb (14) N/A N/A 17.0 ppb (16) 0.2 ppb (3) 46.0 μg/m3 (43) 6.5 μg/m3 (28) 43.0
 
July 30, 2021, 4 a.m. 10.8 ppb (11) 0.5 ppb (1) N/A 10.0 ppb (10) N/A N/A 25.0 ppb (24) 0.16 ppb (3) 41.0 μg/m3 (38) 5.8 μg/m3 (25) 38.0
 
July 30, 2021, 3 a.m. 9.9 ppb (10) 0.8 ppb (1) N/A 9.0 ppb (9) N/A N/A 33.0 ppb (31) 0.17 ppb (3) 43.0 μg/m3 (40) 5.8 μg/m3 (25) 40.0
 
July 30, 2021, 2 a.m. 7.7 ppb (8) 0.7 ppb (1) N/A 7.0 ppb (7) N/A N/A 40.0 ppb (38) 0.15 ppb (2) 31.0 μg/m3 (29) 7.5 μg/m3 (32) 38.0
 
July 30, 2021, 1 a.m. 6.7 ppb (7) 1.1 ppb (2) N/A 6.0 ppb (6) N/A N/A 44.0 ppb (41) 0.13 ppb (2) 41.0 μg/m3 (38) 7.7 μg/m3 (33) 41.0
 
July 30, 2021, midnight 5.6 ppb (6) 0.8 ppb (1) N/A 5.0 ppb (5) N/A N/A 56.0 ppb (55) 0.13 ppb (2) 36.0 μg/m3 (34) 11.3 μg/m3 (48) 55.0
 
July 29, 2021, 11 p.m. 7.4 ppb (7) 0.9 ppb (1) N/A 7.0 ppb (7) N/A N/A 78.0 ppb (105) 0.19 ppb (3) 51.0 μg/m3 (48) 14.4 μg/m3 (56) 105.0
 
July 29, 2021, 10 p.m. 11.0 ppb (11) 1.2 ppb (2) N/A 10.0 ppb (10) N/A N/A 85.0 ppb (109) 0.24 ppb (3) 58.0 μg/m3 (53) 14.5 μg/m3 (57) 109.0
 
July 29, 2021, 9 p.m. 9.8 ppb (10) 1.1 ppb (2) N/A 9.0 ppb (9) N/A N/A 90.0 ppb (112) 0.24 ppb (3) 51.0 μg/m3 (48) 14.2 μg/m3 (56) 112.0
 
July 29, 2021, 8 p.m. 10.3 ppb (10) 1.2 ppb (2) N/A 9.0 ppb (9) N/A N/A 84.0 ppb (108) 0.23 ppb (3) 48.0 μg/m3 (45) 12.5 μg/m3 (52) 108.0
 
July 29, 2021, 7 p.m. 12.0 ppb (12) 2.0 ppb (2) N/A 10.0 ppb (10) N/A N/A 62.0 ppb (74) 0.2 ppb (3) 51.0 μg/m3 (48) 11.3 μg/m3 (48) 74.0
 
July 29, 2021, 6 p.m. 12.1 ppb (12) 2.7 ppb (3) N/A 9.0 ppb (9) N/A N/A 50.0 ppb (47) 0.17 ppb (3) 47.0 μg/m3 (44) 11.6 μg/m3 (49) 49.0
 
July 29, 2021, 5 p.m. 20.6 ppb (20) 6.3 ppb (6) N/A 14.0 ppb (14) N/A N/A 34.0 ppb (32) 0.22 ppb (3) 34.0 μg/m3 (32) 12.7 μg/m3 (53) 53.0
 
July 29, 2021, 4 p.m. 25.2 ppb (24) 8.7 ppb (9) N/A 17.0 ppb (17) N/A N/A 26.0 ppb (25) 0.24 ppb (3) 38.0 μg/m3 (36) 12.0 μg/m3 (50) 50.0
 
July 29, 2021, 3 p.m. 27.9 ppb (27) 10.2 ppb (10) N/A 18.0 ppb (17) N/A N/A 19.0 ppb (18) 0.26 ppb (4) 37.0 μg/m3 (35) 11.8 μg/m3 (50) 50.0
 
July 29, 2021, 2 p.m. 48.0 ppb (46) 24.9 ppb (24) N/A 23.0 ppb (22) N/A N/A 8.0 ppb (8) 0.43 ppb (5) 52.0 μg/m3 (49) 11.8 μg/m3 (50) 50.0
 
July 29, 2021, 1 p.m. 58.7 ppb (57) 36.4 ppb (35) N/A 22.0 ppb (21) N/A N/A 1.0 ppb (1) 0.57 ppb (7) 58.0 μg/m3 (53) 9.9 μg/m3 (42) 57.0
 
July 29, 2021, noon 42.4 ppb (40) 19.7 ppb (19) N/A 23.0 ppb (22) N/A N/A 1.0 ppb (1) 0.41 ppb (5) 30.0 μg/m3 (28) 10.1 μg/m3 (43) 43.0
 
July 29, 2021, 11 a.m. 35.6 ppb (34) 10.8 ppb (11) N/A 25.0 ppb (24) N/A N/A 1.0 ppb (1) 0.28 ppb (4) 29.0 μg/m3 (27) 9.9 μg/m3 (42) 42.0
 
July 29, 2021, 10 a.m. 27.8 ppb (27) 5.1 ppb (5) N/A 23.0 ppb (22) N/A N/A 4.0 ppb (4) 0.23 ppb (3) 26.0 μg/m3 (25) 10.4 μg/m3 (44) 44.0
 
July 29, 2021, 9 a.m. 23.8 ppb (23) 2.6 ppb (3) N/A 21.0 ppb (20) N/A N/A 9.0 ppb (9) 0.2 ppb (3) 26.0 μg/m3 (25) 8.7 μg/m3 (37) 37.0
 
July 29, 2021, 8 a.m. 27.7 ppb (27) 4.1 ppb (4) N/A 24.0 ppb (23) N/A N/A 4.0 ppb (4) 0.21 ppb (3) 41.0 μg/m3 (38) 7.7 μg/m3 (33) 38.0
 
July 29, 2021, 7 a.m. 25.3 ppb (24) 3.5 ppb (4) N/A 22.0 ppb (21) N/A N/A 10.0 ppb (10) 0.2 ppb (3) 36.0 μg/m3 (34) 8.9 μg/m3 (38) 38.0
 
July 29, 2021, 6 a.m. 17.7 ppb (17) 0.8 ppb (1) N/A 17.0 ppb (17) N/A N/A 18.0 ppb (17) 0.19 ppb (3) 35.0 μg/m3 (33) 8.4 μg/m3 (36) 36.0
 
July 29, 2021, 5 a.m. 12.4 ppb (12) 0.5 ppb (1) N/A 12.0 ppb (12) N/A N/A 27.0 ppb (25) 0.19 ppb (3) 30.0 μg/m3 (28) 8.2 μg/m3 (35) 35.0
 
July 29, 2021, 4 a.m. 10.6 ppb (10) 0.7 ppb (1) N/A 10.0 ppb (10) N/A N/A 28.0 ppb (26) 0.18 ppb (3) 23.0 μg/m3 (22) 8.4 μg/m3 (36) 36.0
 
July 29, 2021, 3 a.m. 11.0 ppb (11) 0.5 ppb (1) N/A 11.0 ppb (11) N/A N/A 31.0 ppb (29) 0.21 ppb (3) 36.0 μg/m3 (34) 7.7 μg/m3 (33) 34.0
 
July 29, 2021, 2 a.m. 9.0 ppb (9) 0.7 ppb (1) N/A 8.0 ppb (8) N/A N/A 38.0 ppb (36) 0.16 ppb (3) 40.0 μg/m3 (38) 7.0 μg/m3 (30) 38.0
 
July 29, 2021, 1 a.m. 6.6 ppb (7) 0.9 ppb (1) N/A 6.0 ppb (6) N/A N/A 47.0 ppb (44) 0.15 ppb (2) 34.0 μg/m3 (32) 7.7 μg/m3 (33) 44.0
 
July 29, 2021, midnight 5.3 ppb (5) 0.8 ppb (1) N/A 5.0 ppb (5) N/A N/A 55.0 ppb (51) 0.15 ppb (2) 31.0 μg/m3 (29) 7.5 μg/m3 (32) 51.0
 
July 28, 2021, 11 p.m. 7.1 ppb (7) 1.1 ppb (2) N/A 6.0 ppb (6) N/A N/A 61.0 ppb (71) 0.15 ppb (2) 37.0 μg/m3 (35) 6.2 μg/m3 (26) 71.0
 
July 28, 2021, 10 p.m. 9.7 ppb (10) 1.4 ppb (2) N/A 8.0 ppb (8) N/A N/A 66.0 ppb (87) 0.18 ppb (3) 48.0 μg/m3 (45) 16.2 μg/m3 (60) 87.0
 
July 28, 2021, 9 p.m. 9.0 ppb (9) 1.4 ppb (2) N/A 8.0 ppb (8) N/A N/A 67.0 ppb (91) 0.19 ppb (3) 48.0 μg/m3 (45) 10.4 μg/m3 (44) 91.0
 
July 28, 2021, 8 p.m. 10.1 ppb (10) 1.7 ppb (2) N/A 8.0 ppb (8) N/A N/A 65.0 ppb (84) 0.2 ppb (3) 48.0 μg/m3 (45) 8.9 μg/m3 (38) 84.0
 
July 28, 2021, 7 p.m. 11.5 ppb (11) 1.8 ppb (2) N/A 10.0 ppb (10) N/A N/A 65.0 ppb (84) 0.2 ppb (3) 47.0 μg/m3 (44) 7.5 μg/m3 (32) 84.0
 
July 28, 2021, 6 p.m. 16.2 ppb (16) 3.0 ppb (3) N/A 13.0 ppb (13) N/A N/A 56.0 ppb (55) 0.25 ppb (3) 53.0 μg/m3 (50) 16.7 μg/m3 (61) 61.0
 
July 28, 2021, 5 p.m. 18.9 ppb (18) 4.5 ppb (5) N/A 14.0 ppb (14) N/A N/A 43.0 ppb (40) 0.26 ppb (4) 45.0 μg/m3 (42) 17.7 μg/m3 (63) 63.0
 
July 28, 2021, 4 p.m. 23.6 ppb (23) 7.4 ppb (7) N/A 16.0 ppb (16) N/A N/A 28.0 ppb (26) 0.29 ppb (4) 41.0 μg/m3 (38) 15.4 μg/m3 (58) 58.0
 
July 28, 2021, 3 p.m. 34.4 ppb (33) 14.7 ppb (14) N/A 20.0 ppb (19) N/A N/A 14.0 ppb (13) 0.35 ppb (4) 37.0 μg/m3 (35) 17.7 μg/m3 (63) 63.0
 
July 28, 2021, 2 p.m. 39.2 ppb (37) 19.3 ppb (19) N/A 20.0 ppb (19) N/A N/A 6.0 ppb (6) 0.36 ppb (5) 40.0 μg/m3 (38) 16.2 μg/m3 (60) 60.0
 
July 28, 2021, 1 p.m. 50.7 ppb (48) 30.9 ppb (30) N/A 20.0 ppb (19) N/A N/A 1.0 ppb (1) 0.42 ppb (5) 45.0 μg/m3 (42) 13.7 μg/m3 (55) 55.0
 
July 28, 2021, noon 39.1 ppb (37) 18.3 ppb (18) N/A 21.0 ppb (20) N/A N/A 1.0 ppb (1) 0.33 ppb (4) 26.0 μg/m3 (25) 12.5 μg/m3 (52) 52.0
 
July 28, 2021, 11 a.m. 30.2 ppb (29) 7.8 ppb (8) N/A 22.0 ppb (21) N/A N/A 1.0 ppb (1) 0.28 ppb (4) 25.0 μg/m3 (24) 12.2 μg/m3 (52) 52.0
 
July 28, 2021, 10 a.m. 27.9 ppb (27) 5.2 ppb (5) N/A 23.0 ppb (22) N/A N/A 1.0 ppb (1) 0.27 ppb (4) 30.0 μg/m3 (28) 12.2 μg/m3 (52) 52.0
 
July 28, 2021, 9 a.m. 26.3 ppb (25) 3.8 ppb (4) N/A 22.0 ppb (21) N/A N/A 3.0 ppb (3) 0.26 ppb (4) 30.0 μg/m3 (28) 12.0 μg/m3 (50) 50.0
 
July 28, 2021, 8 a.m. 27.2 ppb (26) 3.9 ppb (4) N/A 23.0 ppb (22) N/A N/A 3.0 ppb (3) 0.27 ppb (4) 34.0 μg/m3 (32) 12.2 μg/m3 (52) 52.0
 
July 28, 2021, 7 a.m. 32.6 ppb (31) 5.4 ppb (6) N/A 27.0 ppb (26) N/A N/A 4.0 ppb (4) 0.24 ppb (3) 47.0 μg/m3 (44) 12.5 μg/m3 (52) 52.0
 
July 28, 2021, 6 a.m. 21.8 ppb (21) 1.1 ppb (2) N/A 21.0 ppb (20) N/A N/A 15.0 ppb (14) 0.21 ppb (3) 29.0 μg/m3 (27) 11.6 μg/m3 (49) 49.0
 
July 28, 2021, 5 a.m. 21.1 ppb (20) 0.9 ppb (1) N/A 20.0 ppb (19) N/A N/A 19.0 ppb (18) 0.22 ppb (3) 47.0 μg/m3 (44) 16.2 μg/m3 (60) 60.0
 
July 28, 2021, 4 a.m. 15.0 ppb (15) 1.0 ppb (1) N/A 14.0 ppb (14) N/A N/A 29.0 ppb (27) 0.21 ppb (3) 29.0 μg/m3 (27) 14.2 μg/m3 (56) 56.0
 
July 28, 2021, 3 a.m. 9.1 ppb (9) 0.5 ppb (1) N/A 9.0 ppb (9) N/A N/A 40.0 ppb (38) 0.18 ppb (3) 25.0 μg/m3 (24) 14.4 μg/m3 (56) 56.0
 
July 28, 2021, 2 a.m. 8.1 ppb (8) 0.6 ppb (1) N/A 8.0 ppb (8) N/A N/A 49.0 ppb (46) 0.17 ppb (3) 32.0 μg/m3 (30) 11.6 μg/m3 (49) 49.0
 
July 28, 2021, 1 a.m. 7.4 ppb (7) 0.9 ppb (1) N/A 7.0 ppb (7) N/A N/A 59.0 ppb (65) 0.16 ppb (3) 42.0 μg/m3 (39) 9.2 μg/m3 (39) 65.0
 
July 28, 2021, midnight 6.5 ppb (7) 0.7 ppb (1) N/A 6.0 ppb (6) N/A N/A 69.0 ppb (97) 0.16 ppb (3) 44.0 μg/m3 (41) 12.5 μg/m3 (52) 97.0
 
July 27, 2021, 11 p.m. 7.5 ppb (8) 0.9 ppb (1) N/A 7.0 ppb (7) N/A N/A 81.0 ppb (107) 0.19 ppb (3) 46.0 μg/m3 (43) 14.9 μg/m3 (57) 107.0
 
July 27, 2021, 10 p.m. 9.5 ppb (9) 1.1 ppb (2) N/A 8.0 ppb (8) N/A N/A 90.0 ppb (112) 0.22 ppb (3) 58.0 μg/m3 (53) 16.4 μg/m3 (61) 112.0
 
July 27, 2021, 9 p.m. 11.6 ppb (11) 1.4 ppb (2) N/A 10.0 ppb (10) N/A N/A 87.0 ppb (110) 0.25 ppb (3) 67.0 μg/m3 (57) 24.0 μg/m3 (77) 110.0
 
July 27, 2021, 8 p.m. 14.9 ppb (15) 2.1 ppb (2) N/A 13.0 ppb (13) N/A N/A 77.0 ppb (105) 0.25 ppb (3) 59.0 μg/m3 (53) 28.1 μg/m3 (85) 105.0
 
July 27, 2021, 7 p.m. 20.3 ppb (20) 3.2 ppb (4) N/A 17.0 ppb (17) N/A N/A 68.0 ppb (94) 0.29 ppb (4) 68.0 μg/m3 (58) 32.8 μg/m3 (95) 95.0
 
July 27, 2021, 6 p.m. 19.5 ppb (19) 3.6 ppb (4) N/A 16.0 ppb (16) N/A N/A 56.0 ppb (55) 0.3 ppb (4) 55.0 μg/m3 (51) 30.5 μg/m3 (90) 90.0
 
July 27, 2021, 5 p.m. 22.3 ppb (22) 6.3 ppb (6) N/A 16.0 ppb (16) N/A N/A 34.0 ppb (32) 0.28 ppb (4) 43.0 μg/m3 (40) 32.3 μg/m3 (94) 94.0
 
July 27, 2021, 4 p.m. 24.2 ppb (23) 9.2 ppb (9) N/A 15.0 ppb (15) N/A N/A 22.0 ppb (21) 0.25 ppb (3) 32.0 μg/m3 (30) N/A 30.0
 
July 27, 2021, 3 p.m. 21.0 ppb (20) 8.8 ppb (9) N/A 12.0 ppb (12) N/A N/A 16.0 ppb (15) 0.24 ppb (3) 30.0 μg/m3 (28) N/A 28.0
 
July 27, 2021, 2 p.m. 20.3 ppb (20) 8.1 ppb (8) N/A 12.0 ppb (12) N/A N/A 9.0 ppb (9) 0.22 ppb (3) 26.0 μg/m3 (25) 14.4 μg/m3 (56) 56.0
 
July 27, 2021, 1 p.m. 23.4 ppb (23) 7.7 ppb (8) N/A 16.0 ppb (16) N/A N/A 3.0 ppb (3) 0.22 ppb (3) 24.0 μg/m3 (23) 10.3 μg/m3 (43) 43.0
 
July 27, 2021, noon 25.2 ppb (24) 7.7 ppb (8) N/A 18.0 ppb (17) N/A N/A 1.0 ppb (1) 0.21 ppb (3) 17.0 μg/m3 (16) 8.4 μg/m3 (36) 36.0
 
July 27, 2021, 11 a.m. 21.1 ppb (20) 5.0 ppb (5) N/A 16.0 ppb (16) N/A N/A 3.0 ppb (3) 0.19 ppb (3) 14.0 μg/m3 (13) 12.5 μg/m3 (52) 52.0
 
July 27, 2021, 10 a.m. 23.3 ppb (22) 5.5 ppb (6) N/A 18.0 ppb (17) N/A N/A 3.0 ppb (3) 0.16 ppb (3) 18.0 μg/m3 (17) 12.5 μg/m3 (52) 52.0
 
July 27, 2021, 9 a.m. 20.5 ppb (20) 3.7 ppb (4) N/A 17.0 ppb (17) N/A N/A 4.0 ppb (4) 0.17 ppb (3) 17.0 μg/m3 (16) 10.8 μg/m3 (46) 46.0
 
July 27, 2021, 8 a.m. 19.8 ppb (19) 3.3 ppb (4) N/A 17.0 ppb (17) N/A N/A 7.0 ppb (7) 0.17 ppb (3) 18.0 μg/m3 (17) 12.7 μg/m3 (53) 53.0
 
July 27, 2021, 7 a.m. 12.8 ppb (13) 1.2 ppb (2) N/A 12.0 ppb (12) N/A N/A 17.0 ppb (16) 0.17 ppb (3) 20.0 μg/m3 (19) 13.9 μg/m3 (55) 55.0
 
July 27, 2021, 6 a.m. 10.8 ppb (11) 0.9 ppb (1) N/A 10.0 ppb (10) N/A N/A 21.0 ppb (20) 0.16 ppb (3) 20.0 μg/m3 (19) 13.0 μg/m3 (53) 53.0
 
July 27, 2021, 5 a.m. 10.3 ppb (10) 0.9 ppb (1) N/A 9.0 ppb (9) N/A N/A 25.0 ppb (24) 0.14 ppb (2) 24.0 μg/m3 (23) 18.4 μg/m3 (65) 65.0
 
July 27, 2021, 4 a.m. 9.1 ppb (9) 0.9 ppb (1) N/A 8.0 ppb (8) N/A N/A 26.0 ppb (25) 0.16 ppb (3) 19.0 μg/m3 (18) 13.7 μg/m3 (55) 55.0
 
July 27, 2021, 3 a.m. 8.3 ppb (8) 0.7 ppb (1) N/A 8.0 ppb (8) N/A N/A 31.0 ppb (29) 0.14 ppb (2) 19.0 μg/m3 (18) 14.0 μg/m3 (55) 55.0
 
July 27, 2021, 2 a.m. 7.6 ppb (8) 0.9 ppb (1) N/A 7.0 ppb (7) N/A N/A 38.0 ppb (36) 0.16 ppb (3) 29.0 μg/m3 (27) 13.7 μg/m3 (55) 55.0
 
July 27, 2021, 1 a.m. 7.0 ppb (7) 1.1 ppb (2) N/A 6.0 ppb (6) N/A N/A 48.0 ppb (45) 0.15 ppb (2) 29.0 μg/m3 (27) 17.1 μg/m3 (62) 62.0
 
July 27, 2021, midnight 7.0 ppb (7) 1.2 ppb (2) N/A 6.0 ppb (6) N/A N/A 56.0 ppb (55) 0.17 ppb (3) 33.0 μg/m3 (31) 16.6 μg/m3 (61) 61.0
 
July 26, 2021, 11 p.m. 8.3 ppb (8) 1.3 ppb (2) N/A 7.0 ppb (7) N/A N/A 67.0 ppb (91) 0.19 ppb (3) 47.0 μg/m3 (44) 25.6 μg/m3 (80) 91.0
 
July 26, 2021, 10 p.m. 11.5 ppb (11) 1.7 ppb (2) N/A 10.0 ppb (10) N/A N/A 68.0 ppb (94) 0.22 ppb (3) 45.0 μg/m3 (42) 27.8 μg/m3 (85) 94.0
 
July 26, 2021, 9 p.m. 13.4 ppb (13) 2.5 ppb (3) N/A 11.0 ppb (11) N/A N/A 62.0 ppb (74) 0.23 ppb (3) 54.0 μg/m3 (50) 24.3 μg/m3 (77) 77.0
 
July 26, 2021, 8 p.m. 5.5 ppb (6) 1.1 ppb (2) N/A 4.0 ppb (4) N/A N/A 59.0 ppb (65) 0.13 ppb (2) 20.0 μg/m3 (19) 12.2 μg/m3 (52) 65.0
 
July 26, 2021, 7 p.m. 9.4 ppb (9) 2.1 ppb (2) N/A 7.0 ppb (7) N/A N/A 53.0 ppb (50) 0.18 ppb (3) 19.0 μg/m3 (18) N/A 50.0
 
July 26, 2021, 6 p.m. 19.0 ppb (18) 5.7 ppb (6) N/A 13.0 ppb (13) N/A N/A 32.0 ppb (30) 0.24 ppb (3) 37.0 μg/m3 (35) 23.5 μg/m3 (75) 75.0
 
July 26, 2021, 5 p.m. 19.4 ppb (19) 6.0 ppb (6) N/A 13.0 ppb (13) N/A N/A 20.0 ppb (19) 0.25 ppb (3) 27.0 μg/m3 (25) 22.5 μg/m3 (73) 73.0
 
July 26, 2021, 4 p.m. 18.7 ppb (18) 7.2 ppb (7) N/A 12.0 ppb (12) N/A N/A 13.0 ppb (13) 0.26 ppb (4) 29.0 μg/m3 (27) 21.8 μg/m3 (72) 72.0
 
July 26, 2021, 3 p.m. 17.8 ppb (17) 5.3 ppb (5) N/A 13.0 ppb (13) N/A N/A 7.0 ppb (7) 0.25 ppb (3) 27.0 μg/m3 (25) 12.5 μg/m3 (52) 52.0
 
July 26, 2021, 2 p.m. 21.8 ppb (21) 6.7 ppb (7) N/A 15.0 ppb (15) N/A N/A 4.0 ppb (4) 0.26 ppb (4) 31.0 μg/m3 (29) 12.5 μg/m3 (52) 52.0
 
July 26, 2021, 1 p.m. 21.0 ppb (20) 4.2 ppb (4) N/A 17.0 ppb (17) N/A N/A 4.0 ppb (4) 0.29 ppb (4) 24.0 μg/m3 (23) 16.9 μg/m3 (62) 62.0
 
July 26, 2021, noon 16.3 ppb (16) 1.8 ppb (2) N/A 15.0 ppb (15) N/A N/A 7.0 ppb (7) 0.23 ppb (3) 23.0 μg/m3 (22) 16.4 μg/m3 (61) 61.0
 
July 26, 2021, 11 a.m. 10.4 ppb (10) 0.7 ppb (1) N/A 10.0 ppb (10) N/A N/A 10.0 ppb (10) 0.19 ppb (3) 13.0 μg/m3 (13) 12.5 μg/m3 (52) 52.0
 
July 26, 2021, 10 a.m. 6.8 ppb (7) 0.5 ppb (1) N/A 6.0 ppb (6) N/A N/A 13.0 ppb (13) 0.17 ppb (3) 22.0 μg/m3 (21) 13.7 μg/m3 (55) 55.0
 
July 26, 2021, 9 a.m. 8.2 ppb (8) 0.6 ppb (1) N/A 8.0 ppb (8) N/A N/A 16.0 ppb (15) 0.17 ppb (3) 28.0 μg/m3 (26) 18.6 μg/m3 (65) 65.0
 
July 26, 2021, 8 a.m. 5.4 ppb (6) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 19.0 ppb (18) 0.16 ppb (3) 29.0 μg/m3 (27) 13.2 μg/m3 (54) 54.0
 
July 26, 2021, 7 a.m. 4.5 ppb (5) 0.3 ppb (1) N/A 4.0 ppb (4) N/A N/A 23.0 ppb (22) 0.15 ppb (2) 34.0 μg/m3 (32) 14.2 μg/m3 (56) 56.0
 
July 26, 2021, 6 a.m. 3.8 ppb (4) 0.4 ppb (1) N/A 3.0 ppb (3) N/A N/A 26.0 ppb (25) 0.14 ppb (2) 26.0 μg/m3 (25) 10.6 μg/m3 (45) 45.0
 
July 26, 2021, 5 a.m. 3.7 ppb (4) 0.5 ppb (1) N/A 3.0 ppb (3) N/A N/A 30.0 ppb (28) 0.14 ppb (2) 27.0 μg/m3 (25) 4.8 μg/m3 (20) 28.0
 
July 26, 2021, 4 a.m. 4.3 ppb (5) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 33.0 ppb (31) 0.19 ppb (3) 32.0 μg/m3 (30) 3.0 μg/m3 (13) 31.0
 
July 26, 2021, 3 a.m. 4.6 ppb (5) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A 37.0 ppb (35) 0.2 ppb (3) 42.0 μg/m3 (39) 18.9 μg/m3 (66) 66.0
 
July 26, 2021, 2 a.m. 2.6 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (38) 0.13 ppb (2) 37.0 μg/m3 (35) 12.7 μg/m3 (53) 53.0
 
July 26, 2021, 1 a.m. 1.6 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A N/A 45.0 ppb (42) 0.12 ppb (2) 44.0 μg/m3 (41) 11.6 μg/m3 (49) 49.0
 
July 26, 2021, midnight 1.6 ppb (2) 0.4 ppb (1) N/A 1.0 ppb (1) N/A N/A 48.0 ppb (45) 0.12 ppb (2) 52.0 μg/m3 (49) 13.7 μg/m3 (55) 55.0
 
July 25, 2021, 11 p.m. 1.9 ppb (2) 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A 52.0 ppb (49) 0.13 ppb (2) 61.0 μg/m3 (54) 16.4 μg/m3 (61) 61.0
 
July 25, 2021, 10 p.m. 2.1 ppb (2) 0.4 ppb (1) N/A 2.0 ppb (2) N/A N/A 56.0 ppb (55) 0.14 ppb (2) 61.0 μg/m3 (54) 14.7 μg/m3 (57) 57.0
 
July 25, 2021, 9 p.m. 2.2 ppb (3) 0.3 ppb (1) N/A 2.0 ppb (2) N/A N/A 62.0 ppb (74) 0.16 ppb (3) 52.0 μg/m3 (49) 17.9 μg/m3 (64) 74.0
 
July 25, 2021, 8 p.m. 2.1 ppb (2) 0.4 ppb (1) N/A 2.0 ppb (2) N/A N/A 64.0 ppb (81) 0.15 ppb (2) 39.0 μg/m3 (37) 16.2 μg/m3 (60) 81.0
 
July 25, 2021, 7 p.m. 3.0 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A N/A 63.0 ppb (78) 0.18 ppb (3) 48.0 μg/m3 (45) 15.9 μg/m3 (59) 78.0
 
July 25, 2021, 6 p.m. 4.3 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A 59.0 ppb (65) 0.2 ppb (3) 61.0 μg/m3 (54) 20.6 μg/m3 (69) 69.0
 
July 25, 2021, 5 p.m. 6.0 ppb (6) 1.3 ppb (2) N/A 5.0 ppb (5) N/A N/A 45.0 ppb (42) 0.21 ppb (3) 52.0 μg/m3 (49) 21.6 μg/m3 (71) 71.0
 
July 25, 2021, 4 p.m. 7.5 ppb (8) 2.4 ppb (3) N/A 5.0 ppb (5) N/A N/A 31.0 ppb (29) 0.22 ppb (3) 51.0 μg/m3 (48) 18.4 μg/m3 (65) 65.0
 
July 25, 2021, 3 p.m. 7.5 ppb (8) 2.6 ppb (3) N/A 5.0 ppb (5) N/A N/A 23.0 ppb (22) 0.19 ppb (3) 38.0 μg/m3 (36) 16.6 μg/m3 (61) 61.0
 
July 25, 2021, 2 p.m. 6.7 ppb (7) 2.0 ppb (2) N/A 5.0 ppb (5) N/A N/A 19.0 ppb (18) 0.18 ppb (3) 49.0 μg/m3 (46) 20.6 μg/m3 (69) 69.0
 
July 25, 2021, 1 p.m. 5.6 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 15.0 ppb (14) 0.16 ppb (3) 63.0 μg/m3 (55) 12.2 μg/m3 (52) 55.0
 
July 25, 2021, noon 5.9 ppb (6) 0.8 ppb (1) N/A 5.0 ppb (5) N/A N/A 13.0 ppb (13) 0.18 ppb (3) 34.0 μg/m3 (32) 13.7 μg/m3 (55) 55.0
 
July 25, 2021, 11 a.m. 4.6 ppb (5) 0.5 ppb (1) N/A 4.0 ppb (4) N/A N/A 18.0 ppb (17) 0.15 ppb (2) 37.0 μg/m3 (35) 15.2 μg/m3 (58) 58.0
 
July 25, 2021, 10 a.m. 5.5 ppb (6) 0.7 ppb (1) N/A 5.0 ppb (5) N/A N/A 18.0 ppb (17) 0.17 ppb (3) 41.0 μg/m3 (38) 19.4 μg/m3 (67) 67.0
 
July 25, 2021, 9 a.m. 5.2 ppb (5) 0.7 ppb (1) N/A 5.0 ppb (5) N/A N/A 21.0 ppb (20) 0.16 ppb (3) 33.0 μg/m3 (31) 8.2 μg/m3 (35) 35.0
 
July 25, 2021, 8 a.m. 4.3 ppb (5) 0.5 ppb (1) N/A 4.0 ppb (4) N/A N/A 23.0 ppb (22) 0.15 ppb (2) 30.0 μg/m3 (28) 11.5 μg/m3 (48) 48.0
 
July 25, 2021, 7 a.m. 4.4 ppb (5) 0.4 ppb (1) N/A 4.0 ppb (4) N/A N/A 26.0 ppb (25) 0.14 ppb (2) 33.0 μg/m3 (31) 12.5 μg/m3 (52) 52.0
 
July 25, 2021, 6 a.m. 4.7 ppb (5) 0.5 ppb (1) N/A 4.0 ppb (4) N/A N/A 27.0 ppb (25) 0.15 ppb (2) 31.0 μg/m3 (29) 11.3 μg/m3 (48) 48.0
 
July 25, 2021, 5 a.m. 5.1 ppb (5) 0.7 ppb (1) N/A 5.0 ppb (5) N/A N/A 31.0 ppb (29) 0.17 ppb (3) 35.0 μg/m3 (33) 23.6 μg/m3 (76) 76.0
 
July 25, 2021, 4 a.m. 5.5 ppb (6) 0.5 ppb (1) N/A 5.0 ppb (5) N/A N/A 33.0 ppb (31) 0.18 ppb (3) 48.0 μg/m3 (45) 8.2 μg/m3 (35) 45.0
 
July 25, 2021, 3 a.m. 4.9 ppb (5) 0.3 ppb (1) N/A 5.0 ppb (5) N/A N/A 37.0 ppb (35) 0.18 ppb (3) 46.0 μg/m3 (43) 21.1 μg/m3 (70) 70.0
 
July 25, 2021, 2 a.m. 4.7 ppb (5) 0.5 ppb (1) N/A 4.0 ppb (4) N/A N/A 41.0 ppb (38) 0.19 ppb (3) 46.0 μg/m3 (43) 13.0 μg/m3 (53) 53.0
 
July 25, 2021, 1 a.m. 3.8 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 52.0 ppb (49) 0.17 ppb (3) 50.0 μg/m3 (47) 13.5 μg/m3 (54) 54.0
 
July 25, 2021, midnight 3.9 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 60.0 ppb (68) 0.17 ppb (3) 60.0 μg/m3 (54) 18.1 μg/m3 (64) 68.0
 
July 24, 2021, 11 p.m. 4.4 ppb (5) 0.6 ppb (1) N/A 4.0 ppb (4) N/A N/A 68.0 ppb (94) 0.19 ppb (3) 62.0 μg/m3 (55) 18.9 μg/m3 (66) 94.0
 
July 24, 2021, 10 p.m. 3.9 ppb (4) 0.5 ppb (1) N/A 3.0 ppb (3) N/A N/A 75.0 ppb (104) 0.19 ppb (3) 63.0 μg/m3 (55) 19.9 μg/m3 (68) 104.0
 
July 24, 2021, 9 p.m. 3.6 ppb (4) 0.5 ppb (1) N/A 3.0 ppb (3) N/A N/A 71.0 ppb (101) 0.18 ppb (3) 59.0 μg/m3 (53) 16.4 μg/m3 (61) 101.0
 
July 24, 2021, 8 p.m. 3.8 ppb (4) 0.5 ppb (1) N/A 3.0 ppb (3) N/A N/A 67.0 ppb (91) 0.18 ppb (3) 58.0 μg/m3 (53) 17.9 μg/m3 (64) 91.0
 
July 24, 2021, 7 p.m. 5.8 ppb (6) 0.9 ppb (1) N/A 5.0 ppb (5) N/A N/A 63.0 ppb (78) 0.2 ppb (3) 72.0 μg/m3 (60) 22.7 μg/m3 (74) 78.0
 
July 24, 2021, 6 p.m. 7.4 ppb (7) 1.5 ppb (2) N/A 6.0 ppb (6) N/A N/A 52.0 ppb (49) 0.22 ppb (3) 73.0 μg/m3 (60) 26.6 μg/m3 (82) 82.0
 
July 24, 2021, 5 p.m. 9.4 ppb (9) 2.3 ppb (3) N/A 7.0 ppb (7) N/A N/A 37.0 ppb (35) 0.24 ppb (3) 81.0 μg/m3 (64) 27.3 μg/m3 (83) 83.0
 
July 24, 2021, 4 p.m. 11.1 ppb (11) 3.1 ppb (3) N/A 8.0 ppb (8) N/A N/A 26.0 ppb (25) 0.22 ppb (3) 66.0 μg/m3 (57) 27.1 μg/m3 (83) 83.0
 
July 24, 2021, 3 p.m. 11.2 ppb (11) 3.3 ppb (4) N/A 8.0 ppb (8) N/A N/A 19.0 ppb (18) 0.24 ppb (3) 78.0 μg/m3 (63) 27.1 μg/m3 (83) 83.0
 
July 24, 2021, 2 p.m. 12.6 ppb (12) 3.3 ppb (4) N/A 9.0 ppb (9) N/A N/A 15.0 ppb (14) 0.25 ppb (3) 60.0 μg/m3 (54) 24.0 μg/m3 (77) 77.0
 
July 24, 2021, 1 p.m. 9.7 ppb (10) 2.1 ppb (2) N/A 8.0 ppb (8) N/A N/A 11.0 ppb (11) 0.2 ppb (3) 53.0 μg/m3 (50) 24.6 μg/m3 (78) 78.0
 
July 24, 2021, noon 6.9 ppb (7) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 14.0 ppb (13) 0.17 ppb (3) 47.0 μg/m3 (44) 14.4 μg/m3 (56) 56.0
 
July 24, 2021, 11 a.m. 6.3 ppb (6) 0.7 ppb (1) N/A 6.0 ppb (6) N/A N/A 16.0 ppb (15) 0.15 ppb (2) 43.0 μg/m3 (40) 18.6 μg/m3 (65) 65.0
 
July 24, 2021, 10 a.m. 6.6 ppb (7) 0.9 ppb (1) N/A 6.0 ppb (6) N/A N/A 17.0 ppb (16) 0.17 ppb (3) 47.0 μg/m3 (44) 15.2 μg/m3 (58) 58.0
 
July 24, 2021, 9 a.m. 6.4 ppb (7) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 20.0 ppb (19) 0.17 ppb (3) 43.0 μg/m3 (40) 20.1 μg/m3 (68) 68.0
 
July 24, 2021, 8 a.m. 5.3 ppb (5) 0.4 ppb (1) N/A 5.0 ppb (5) N/A N/A 23.0 ppb (22) 0.16 ppb (3) 48.0 μg/m3 (45) 11.3 μg/m3 (48) 48.0
 
July 24, 2021, 7 a.m. 5.3 ppb (5) 0.3 ppb (1) N/A 5.0 ppb (5) N/A N/A 25.0 ppb (24) 0.16 ppb (3) 41.0 μg/m3 (38) 21.0 μg/m3 (70) 70.0
 
July 24, 2021, 6 a.m. 6.2 ppb (6) 0.8 ppb (1) N/A 5.0 ppb (5) N/A N/A 26.0 ppb (25) 0.17 ppb (3) 47.0 μg/m3 (44) 15.0 μg/m3 (58) 58.0
 
July 24, 2021, 5 a.m. 5.7 ppb (6) 0.4 ppb (1) N/A 5.0 ppb (5) N/A N/A 30.0 ppb (28) 0.15 ppb (2) 51.0 μg/m3 (48) 24.0 μg/m3 (77) 77.0
 
July 24, 2021, 4 a.m. 4.6 ppb (5) 0.4 ppb (1) N/A 4.0 ppb (4) N/A N/A 33.0 ppb (31) 0.14 ppb (2) 52.0 μg/m3 (49) 10.8 μg/m3 (46) 49.0
 
July 24, 2021, 3 a.m. 4.1 ppb (4) 0.4 ppb (1) N/A 4.0 ppb (4) N/A N/A 37.0 ppb (35) 0.15 ppb (2) 72.0 μg/m3 (60) 18.4 μg/m3 (65) 65.0
 
July 24, 2021, 2 a.m. 3.4 ppb (4) 0.4 ppb (1) N/A 3.0 ppb (3) N/A N/A 42.0 ppb (39) 0.14 ppb (2) 64.0 μg/m3 (56) 17.4 μg/m3 (63) 63.0
 
July 24, 2021, 1 a.m. 4.0 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 49.0 ppb (46) 0.15 ppb (2) 63.0 μg/m3 (55) 19.1 μg/m3 (66) 66.0
 
July 24, 2021, midnight 3.2 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 59.0 ppb (65) 0.15 ppb (2) 65.0 μg/m3 (56) 19.6 μg/m3 (67) 67.0
 
July 23, 2021, 11 p.m. 3.2 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 62.0 ppb (74) 0.13 ppb (2) 71.0 μg/m3 (59) N/A 74.0
 
July 23, 2021, 10 p.m. 3.2 ppb (4) 0.5 ppb (1) N/A 3.0 ppb (3) N/A N/A 66.0 ppb (87) 0.15 ppb (2) 69.0 μg/m3 (58) N/A 87.0
 
July 23, 2021, 9 p.m. 4.2 ppb (4) 0.6 ppb (1) N/A 4.0 ppb (4) N/A N/A 72.0 ppb (102) 0.17 ppb (3) 72.0 μg/m3 (60) 23.3 μg/m3 (75) 102.0
 
July 23, 2021, 8 p.m. 5.4 ppb (6) 0.7 ppb (1) N/A 5.0 ppb (5) N/A N/A 73.0 ppb (103) 0.19 ppb (3) 71.0 μg/m3 (59) 22.6 μg/m3 (74) 103.0
 
July 23, 2021, 7 p.m. 7.6 ppb (8) 1.2 ppb (2) N/A 6.0 ppb (6) N/A N/A 65.0 ppb (84) 0.19 ppb (3) 75.0 μg/m3 (61) 25.2 μg/m3 (79) 84.0
 
July 23, 2021, 6 p.m. 7.2 ppb (7) 1.3 ppb (2) N/A 6.0 ppb (6) N/A N/A 57.0 ppb (58) 0.18 ppb (3) 78.0 μg/m3 (63) 24.0 μg/m3 (77) 77.0