ID: 168

AQSQID: 060590007

Site Name: Anaheim

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

Updated: Sept. 26, 2020, 4:40 p.m.

Location: Anaheim (Swest Anaheim), CA

Reporting: True, Located: True

Current AQI: 42.0

Anaheim (Swest Anaheim) CA, US: 33.830586, -117.938509

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 26, 2020, 3 p.m. 7.0 ppb (6) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 27.0 ppb (21) 0.28 ppb (3) 22.7 μg/m3 (21) 10.0 μg/m3 (42) 42.0
 
Sept. 26, 2020, 2 p.m. 8.5 ppb (8) 1.5 ppb (1) N/A 7.0 ppb (6) N/A N/A 26.0 ppb (20) 0.3 ppb (3) 24.1 μg/m3 (22) 10.3 μg/m3 (43) 43.0
 
Sept. 26, 2020, 1 p.m. 5.6 ppb (5) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 27.0 ppb (21) 0.25 ppb (3) 22.7 μg/m3 (21) 11.4 μg/m3 (48) 48.0
 
Sept. 26, 2020, noon 6.2 ppb (6) 0.7 ppb (1) N/A 5.0 ppb (5) N/A N/A 22.0 ppb (17) 0.27 ppb (3) 17.1 μg/m3 (16) 8.8 μg/m3 (37) 37.0
 
Sept. 26, 2020, 11 a.m. 3.6 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 29.0 ppb (22) 0.24 ppb (3) 12.2 μg/m3 (11) 4.6 μg/m3 (19) 22.0
 
Sept. 26, 2020, 10 a.m. 3.6 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 28.0 ppb (22) 0.24 ppb (3) 17.3 μg/m3 (16) 6.8 μg/m3 (28) 28.0
 
Sept. 26, 2020, 9 a.m. 3.9 ppb (4) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 27.0 ppb (21) 0.24 ppb (3) 18.8 μg/m3 (17) 10.3 μg/m3 (43) 43.0
 
Sept. 26, 2020, 8 a.m. 3.2 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 30.0 ppb (23) 0.22 ppb (2) 19.2 μg/m3 (17) 9.0 μg/m3 (38) 38.0
 
Sept. 26, 2020, 7 a.m. 5.4 ppb (5) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 26.0 ppb (20) 0.27 ppb (3) 21.2 μg/m3 (19) 9.5 μg/m3 (40) 40.0
 
Sept. 26, 2020, 6 a.m. 5.6 ppb (5) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 25.0 ppb (19) 0.27 ppb (3) 18.8 μg/m3 (17) 10.7 μg/m3 (45) 45.0
 
Sept. 26, 2020, 5 a.m. 5.8 ppb (5) 0.5 ppb (0) N/A 5.0 ppb (5) N/A N/A 26.0 ppb (20) 0.26 ppb (3) 16.3 μg/m3 (15) 8.5 μg/m3 (35) 35.0
 
Sept. 26, 2020, 4 a.m. 5.8 ppb (5) 0.5 ppb (0) N/A 5.0 ppb (5) N/A N/A 27.0 ppb (21) 0.25 ppb (3) 12.1 μg/m3 (11) 9.0 μg/m3 (38) 38.0
 
Sept. 26, 2020, 3 a.m. 6.8 ppb (6) 0.6 ppb (1) N/A 6.0 ppb (6) N/A N/A 27.0 ppb (21) 0.25 ppb (3) 15.8 μg/m3 (14) 11.0 μg/m3 (46) 46.0
 
Sept. 26, 2020, 2 a.m. 5.6 ppb (5) 0.5 ppb (0) N/A 5.0 ppb (5) N/A N/A 28.0 ppb (22) 0.24 ppb (3) 18.3 μg/m3 (17) 7.8 μg/m3 (32) 32.0
 
Sept. 26, 2020, 1 a.m. 4.8 ppb (4) 0.5 ppb (0) N/A 4.0 ppb (4) N/A N/A 34.0 ppb (26) 0.24 ppb (3) 22.7 μg/m3 (21) 6.6 μg/m3 (28) 28.0
 
Sept. 26, 2020, midnight 5.0 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A 40.0 ppb (31) 0.24 ppb (3) 23.2 μg/m3 (21) 8.8 μg/m3 (37) 37.0
 
Sept. 25, 2020, 11 p.m. 4.2 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A N/A 43.0 ppb (33) 0.23 ppb (3) 20.3 μg/m3 (18) 14.6 μg/m3 (56) 56.0
 
Sept. 25, 2020, 10 p.m. 4.4 ppb (4) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A 48.0 ppb (37) 0.25 ppb (3) 34.4 μg/m3 (31) 9.8 μg/m3 (41) 41.0
 
Sept. 25, 2020, 9 p.m. 5.2 ppb (5) 1.1 ppb (1) N/A 4.0 ppb (4) N/A N/A 48.0 ppb (37) 0.26 ppb (3) 24.4 μg/m3 (22) 10.1 μg/m3 (42) 42.0
 
Sept. 25, 2020, 8 p.m. 5.5 ppb (5) 1.1 ppb (1) N/A 4.0 ppb (4) N/A N/A 51.0 ppb (39) 0.28 ppb (3) 31.0 μg/m3 (28) 17.8 μg/m3 (62) 62.0
 
Sept. 25, 2020, 7 p.m. 7.7 ppb (7) 1.7 ppb (2) N/A 6.0 ppb (6) N/A N/A 49.0 ppb (38) 0.31 ppb (3) 39.7 μg/m3 (36) 15.4 μg/m3 (57) 57.0
 
Sept. 25, 2020, 6 p.m. 11.0 ppb (10) 2.7 ppb (3) N/A 8.0 ppb (7) N/A N/A 39.0 ppb (30) 0.37 ppb (4) 38.7 μg/m3 (35) 14.4 μg/m3 (55) 55.0
 
Sept. 25, 2020, 5 p.m. 12.6 ppb (12) 4.0 ppb (4) N/A 9.0 ppb (8) N/A N/A 26.0 ppb (20) 0.37 ppb (4) 32.7 μg/m3 (30) 18.0 μg/m3 (63) 63.0
 
Sept. 25, 2020, 4 p.m. 14.2 ppb (13) 5.0 ppb (5) N/A 9.0 ppb (8) N/A N/A 18.0 ppb (14) 0.37 ppb (4) 37.5 μg/m3 (34) 18.3 μg/m3 (63) 63.0
 
Sept. 25, 2020, 3 p.m. 15.9 ppb (15) 3.9 ppb (4) N/A 12.0 ppb (11) N/A N/A 12.0 ppb (9) 0.38 ppb (4) 22.2 μg/m3 (20) 15.1 μg/m3 (57) 57.0
 
Sept. 25, 2020, 2 p.m. 13.3 ppb (12) 2.3 ppb (2) N/A 11.0 ppb (10) N/A N/A 10.0 ppb (8) 0.36 ppb (4) 23.2 μg/m3 (21) 8.3 μg/m3 (35) 35.0
 
Sept. 25, 2020, 1 p.m. 13.6 ppb (13) 1.8 ppb (2) N/A 12.0 ppb (11) N/A N/A 9.0 ppb (7) 0.35 ppb (4) 24.4 μg/m3 (22) 16.6 μg/m3 (60) 60.0
 
Sept. 25, 2020, noon 10.5 ppb (10) 1.3 ppb (1) N/A 9.0 ppb (8) N/A N/A 12.0 ppb (9) 0.33 ppb (4) 20.4 μg/m3 (19) 10.3 μg/m3 (43) 43.0
 
Sept. 25, 2020, 11 a.m. 5.2 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A 19.0 ppb (15) 0.26 ppb (3) 15.1 μg/m3 (14) 11.0 μg/m3 (46) 46.0
 
Sept. 25, 2020, 10 a.m. 4.3 ppb (4) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 20.0 ppb (15) 0.24 ppb (3) 10.3 μg/m3 (9) 11.6 μg/m3 (48) 48.0
 
Sept. 25, 2020, 9 a.m. 4.3 ppb (4) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 19.0 ppb (15) 0.22 ppb (2) 13.3 μg/m3 (12) 10.0 μg/m3 (42) 42.0
 
Sept. 25, 2020, 8 a.m. 5.9 ppb (5) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 19.0 ppb (15) 0.29 ppb (3) 12.7 μg/m3 (12) 9.0 μg/m3 (38) 38.0
 
Sept. 25, 2020, 7 a.m. 7.7 ppb (7) 0.7 ppb (1) N/A 7.0 ppb (6) N/A N/A 22.0 ppb (17) 0.39 ppb (4) 20.9 μg/m3 (19) 11.0 μg/m3 (46) 46.0
 
Sept. 25, 2020, 6 a.m. 9.5 ppb (9) 0.9 ppb (1) N/A 9.0 ppb (8) N/A N/A 23.0 ppb (18) 0.34 ppb (4) 15.6 μg/m3 (14) 11.2 μg/m3 (47) 47.0
 
Sept. 25, 2020, 5 a.m. 9.0 ppb (8) 0.7 ppb (1) N/A 8.0 ppb (7) N/A N/A 30.0 ppb (23) 0.35 ppb (4) 18.0 μg/m3 (16) 11.4 μg/m3 (48) 48.0
 
Sept. 25, 2020, 4 a.m. 9.4 ppb (9) 0.7 ppb (1) N/A 9.0 ppb (8) N/A N/A 29.0 ppb (22) 0.34 ppb (4) 16.3 μg/m3 (15) 10.3 μg/m3 (43) 43.0
 
Sept. 25, 2020, 3 a.m. 8.0 ppb (7) 0.6 ppb (1) N/A 7.0 ppb (6) N/A N/A 29.0 ppb (22) 0.31 ppb (3) 16.1 μg/m3 (15) 7.0 μg/m3 (29) 29.0
 
Sept. 25, 2020, 2 a.m. 6.2 ppb (6) 0.5 ppb (0) N/A 6.0 ppb (6) N/A N/A 33.0 ppb (25) 0.27 ppb (3) 25.6 μg/m3 (23) 5.3 μg/m3 (22) 25.0
 
Sept. 25, 2020, 1 a.m. 5.7 ppb (5) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 35.0 ppb (27) 0.27 ppb (3) 12.6 μg/m3 (11) 6.8 μg/m3 (28) 28.0
 
Sept. 25, 2020, midnight 5.5 ppb (5) 0.8 ppb (1) N/A 5.0 ppb (5) N/A N/A 41.0 ppb (32) 0.26 ppb (3) 18.8 μg/m3 (17) 8.5 μg/m3 (35) 35.0
 
Sept. 24, 2020, 11 p.m. 5.0 ppb (5) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A 45.0 ppb (35) 0.25 ppb (3) 15.1 μg/m3 (14) 7.0 μg/m3 (29) 35.0
 
Sept. 24, 2020, 10 p.m. 6.2 ppb (6) 1.4 ppb (1) N/A 5.0 ppb (5) N/A N/A 44.0 ppb (34) 0.24 ppb (3) 15.1 μg/m3 (14) 7.1 μg/m3 (30) 34.0
 
Sept. 24, 2020, 9 p.m. 5.3 ppb (5) 1.1 ppb (1) N/A 4.0 ppb (4) N/A N/A 47.0 ppb (36) 0.26 ppb (3) 22.5 μg/m3 (20) 7.1 μg/m3 (30) 36.0
 
Sept. 24, 2020, 8 p.m. 6.5 ppb (6) 1.1 ppb (1) N/A 5.0 ppb (5) N/A N/A 56.0 ppb (43) 0.3 ppb (3) 25.3 μg/m3 (23) 10.3 μg/m3 (43) 43.0
 
Sept. 24, 2020, 7 p.m. 7.4 ppb (7) 1.3 ppb (1) N/A 6.0 ppb (6) N/A N/A 54.0 ppb (42) 0.32 ppb (4) 25.3 μg/m3 (23) 14.1 μg/m3 (54) 54.0
 
Sept. 24, 2020, 6 p.m. 9.3 ppb (9) 2.0 ppb (2) N/A 7.0 ppb (6) N/A N/A 43.0 ppb (33) 0.35 ppb (4) 24.9 μg/m3 (23) 16.6 μg/m3 (60) 60.0
 
Sept. 24, 2020, 5 p.m. 11.4 ppb (11) 3.1 ppb (3) N/A 8.0 ppb (7) N/A N/A 31.0 ppb (24) 0.38 ppb (4) 25.6 μg/m3 (23) N/A 24.0
 
Sept. 24, 2020, 4 p.m. 15.3 ppb (14) 5.3 ppb (5) N/A 10.0 ppb (9) N/A N/A 20.0 ppb (15) 0.43 ppb (5) N/A N/A 15.0
 
Sept. 24, 2020, 3 p.m. 26.0 ppb (24) 10.8 ppb (10) N/A 15.0 ppb (14) N/A N/A 12.0 ppb (9) 0.55 ppb (6) N/A N/A 24.0
 
Sept. 24, 2020, 2 p.m. 62.1 ppb (59) 34.8 ppb (32) N/A 27.0 ppb (25) N/A N/A 1.0 ppb (1) 0.94 ppb (10) 36.2 μg/m3 (33) 12.6 μg/m3 (51) 59.0
 
Sept. 24, 2020, 1 p.m. 50.7 ppb (47) 28.2 ppb (26) N/A 22.0 ppb (20) N/A N/A 0.0 ppb (0) 0.78 ppb (9) 24.9 μg/m3 (23) 12.6 μg/m3 (51) 51.0
 
Sept. 24, 2020, noon 31.8 ppb (29) 12.9 ppb (12) N/A 19.0 ppb (18) N/A N/A 0.0 ppb (0) 0.64 ppb (7) 19.5 μg/m3 (18) 12.4 μg/m3 (51) 51.0
 
Sept. 24, 2020, 11 a.m. 24.4 ppb (23) 4.6 ppb (4) N/A 20.0 ppb (19) N/A N/A 0.0 ppb (0) 0.54 ppb (6) 16.4 μg/m3 (15) 11.2 μg/m3 (47) 47.0
 
Sept. 24, 2020, 10 a.m. 26.9 ppb (25) 6.3 ppb (6) N/A 21.0 ppb (19) N/A N/A 0.0 ppb (0) 0.58 ppb (6) 15.0 μg/m3 (14) 9.5 μg/m3 (40) 40.0
 
Sept. 24, 2020, 9 a.m. 21.4 ppb (20) 2.2 ppb (2) N/A 19.0 ppb (18) N/A N/A 2.0 ppb (2) 0.54 ppb (6) 15.0 μg/m3 (14) 8.5 μg/m3 (35) 35.0
 
Sept. 24, 2020, 8 a.m. 21.3 ppb (20) 1.9 ppb (2) N/A 19.0 ppb (18) N/A N/A 4.0 ppb (3) 0.52 ppb (6) 19.0 μg/m3 (17) 14.8 μg/m3 (56) 56.0
 
Sept. 24, 2020, 7 a.m. 22.4 ppb (21) 1.7 ppb (2) N/A 21.0 ppb (19) N/A N/A 6.0 ppb (5) 0.52 ppb (6) 21.0 μg/m3 (19) 10.3 μg/m3 (43) 43.0
 
Sept. 24, 2020, 6 a.m. 20.6 ppb (19) 1.3 ppb (1) N/A 19.0 ppb (18) N/A N/A 11.0 ppb (8) 0.59 ppb (7) 19.0 μg/m3 (17) 10.7 μg/m3 (45) 45.0
 
Sept. 24, 2020, 5 a.m. 20.8 ppb (19) 1.2 ppb (1) N/A 20.0 ppb (19) N/A N/A 13.0 ppb (10) 0.45 ppb (5) 38.0 μg/m3 (35) 8.8 μg/m3 (37) 37.0
 
Sept. 24, 2020, 4 a.m. 15.8 ppb (15) 0.7 ppb (1) N/A 15.0 ppb (14) N/A N/A 24.0 ppb (18) 0.44 ppb (5) 8.0 μg/m3 (7) 5.1 μg/m3 (21) 21.0
 
Sept. 24, 2020, 3 a.m. 12.9 ppb (12) 0.6 ppb (1) N/A 12.0 ppb (11) N/A N/A 28.0 ppb (22) 0.39 ppb (4) 6.0 μg/m3 (5) 5.3 μg/m3 (22) 22.0
 
Sept. 24, 2020, 2 a.m. 11.2 ppb (10) 0.6 ppb (1) N/A 11.0 ppb (10) N/A N/A 28.0 ppb (22) 0.37 ppb (4) 2.0 μg/m3 (2) 7.0 μg/m3 (29) 29.0
 
Sept. 24, 2020, 1 a.m. 9.4 ppb (9) 0.7 ppb (1) N/A 9.0 ppb (8) N/A N/A 30.0 ppb (23) 0.31 ppb (3) -3.0 μg/m3 (0) 11.2 μg/m3 (47) 47.0
 
Sept. 24, 2020, midnight 12.9 ppb (12) 1.3 ppb (1) N/A 12.0 ppb (11) N/A N/A 49.0 ppb (38) 0.34 ppb (4) 28.0 μg/m3 (25) 12.6 μg/m3 (51) 51.0
 
Sept. 23, 2020, 11 p.m. 11.0 ppb (10) 1.6 ppb (1) N/A 9.0 ppb (8) N/A N/A 54.0 ppb (42) 0.31 ppb (3) 20.0 μg/m3 (18) 11.3 μg/m3 (47) 47.0
 
Sept. 23, 2020, 10 p.m. 17.6 ppb (16) 2.4 ppb (2) N/A 15.0 ppb (14) N/A N/A 62.0 ppb (48) 0.37 ppb (4) 37.0 μg/m3 (34) 15.9 μg/m3 (58) 58.0
 
Sept. 23, 2020, 9 p.m. 7.8 ppb (7) 1.4 ppb (1) N/A 6.0 ppb (6) N/A N/A 53.0 ppb (41) 0.28 ppb (3) 21.0 μg/m3 (19) 5.6 μg/m3 (23) 41.0
 
Sept. 23, 2020, 8 p.m. 9.1 ppb (8) 1.7 ppb (2) N/A 7.0 ppb (6) N/A N/A 53.0 ppb (41) 0.32 ppb (4) 23.0 μg/m3 (21) 9.8 μg/m3 (41) 41.0
 
Sept. 23, 2020, 7 p.m. 12.4 ppb (11) 2.0 ppb (2) N/A 10.0 ppb (9) N/A N/A 61.0 ppb (47) 0.44 ppb (5) 40.0 μg/m3 (36) 19.0 μg/m3 (65) 65.0
 
Sept. 23, 2020, 6 p.m. 18.1 ppb (17) 3.3 ppb (3) N/A 15.0 ppb (14) N/A N/A 52.0 ppb (40) 0.54 ppb (6) 40.0 μg/m3 (36) 24.4 μg/m3 (76) 76.0
 
Sept. 23, 2020, 5 p.m. 27.8 ppb (26) 7.4 ppb (7) N/A 20.0 ppb (19) N/A N/A 34.0 ppb (26) 0.69 ppb (8) 41.0 μg/m3 (37) 23.0 μg/m3 (73) 73.0
 
Sept. 23, 2020, 4 p.m. 41.5 ppb (38) 15.8 ppb (15) N/A 26.0 ppb (24) N/A N/A 16.0 ppb (12) 0.85 ppb (9) 43.0 μg/m3 (39) 28.3 μg/m3 (85) 85.0
 
Sept. 23, 2020, 3 p.m. 44.4 ppb (41) 20.1 ppb (19) N/A 24.0 ppb (22) N/A N/A 8.0 ppb (6) 0.83 ppb (9) 38.0 μg/m3 (35) 26.9 μg/m3 (82) 82.0
 
Sept. 23, 2020, 2 p.m. 58.3 ppb (55) 36.7 ppb (34) N/A 22.0 ppb (20) N/A N/A 1.0 ppb (1) 1.19 ppb (13) 42.0 μg/m3 (38) 17.1 μg/m3 (61) 61.0
 
Sept. 23, 2020, 1 p.m. 48.0 ppb (44) 26.9 ppb (25) N/A 21.0 ppb (19) N/A N/A 0.0 ppb (0) 0.86 ppb (10) 31.0 μg/m3 (28) 19.2 μg/m3 (65) 65.0
 
Sept. 23, 2020, noon 41.5 ppb (38) 19.8 ppb (18) N/A 22.0 ppb (20) N/A N/A 0.0 ppb (0) 0.7 ppb (8) 25.0 μg/m3 (23) 15.3 μg/m3 (57) 57.0
 
Sept. 23, 2020, 11 a.m. 24.0 ppb (22) 4.1 ppb (4) N/A 20.0 ppb (19) N/A N/A 3.0 ppb (2) 0.56 ppb (6) 17.0 μg/m3 (15) 15.1 μg/m3 (57) 57.0
 
Sept. 23, 2020, 10 a.m. 14.6 ppb (14) 1.4 ppb (1) N/A 13.0 ppb (12) N/A N/A 10.0 ppb (8) 0.52 ppb (6) 18.0 μg/m3 (16) 14.8 μg/m3 (56) 56.0
 
Sept. 23, 2020, 9 a.m. 15.4 ppb (14) 1.2 ppb (1) N/A 14.0 ppb (13) N/A N/A 12.0 ppb (9) 0.5 ppb (6) 22.0 μg/m3 (20) 16.8 μg/m3 (60) 60.0
 
Sept. 23, 2020, 8 a.m. 19.0 ppb (18) 1.5 ppb (1) N/A 17.0 ppb (16) N/A N/A 10.0 ppb (8) 0.48 ppb (5) 25.0 μg/m3 (23) 13.4 μg/m3 (53) 53.0
 
Sept. 23, 2020, 7 a.m. 12.9 ppb (12) 1.1 ppb (1) N/A 12.0 ppb (11) N/A N/A 18.0 ppb (14) 0.44 ppb (5) 20.0 μg/m3 (18) 16.8 μg/m3 (60) 60.0
 
Sept. 23, 2020, 6 a.m. 11.9 ppb (11) 1.0 ppb (1) N/A 11.0 ppb (10) N/A N/A 21.0 ppb (16) 0.42 ppb (5) 24.0 μg/m3 (22) 19.0 μg/m3 (65) 65.0
 
Sept. 23, 2020, 5 a.m. 11.3 ppb (10) 0.8 ppb (1) N/A 10.0 ppb (9) N/A N/A 25.0 ppb (19) 0.4 ppb (4) 16.0 μg/m3 (15) 17.0 μg/m3 (61) 61.0
 
Sept. 23, 2020, 4 a.m. 11.5 ppb (11) 0.8 ppb (1) N/A 11.0 ppb (10) N/A N/A 26.0 ppb (20) 0.39 ppb (4) 18.0 μg/m3 (16) 13.4 μg/m3 (53) 53.0
 
Sept. 23, 2020, 3 a.m. 11.2 ppb (10) 0.6 ppb (1) N/A 11.0 ppb (10) N/A N/A 30.0 ppb (23) 0.38 ppb (4) 29.0 μg/m3 (26) 12.4 μg/m3 (51) 51.0
 
Sept. 23, 2020, 2 a.m. 9.3 ppb (9) 0.6 ppb (1) N/A 9.0 ppb (8) N/A N/A 36.0 ppb (28) 0.37 ppb (4) 33.0 μg/m3 (30) 11.9 μg/m3 (50) 50.0
 
Sept. 23, 2020, 1 a.m. 6.7 ppb (6) 0.5 ppb (0) N/A 6.0 ppb (6) N/A N/A 45.0 ppb (35) 0.34 ppb (4) 23.0 μg/m3 (21) 9.8 μg/m3 (41) 41.0
 
Sept. 23, 2020, midnight 7.3 ppb (7) 0.8 ppb (1) N/A 6.0 ppb (6) N/A N/A 53.0 ppb (41) 0.34 ppb (4) 15.0 μg/m3 (14) 8.0 μg/m3 (33) 41.0
 
Sept. 22, 2020, 11 p.m. 7.3 ppb (7) 0.9 ppb (1) N/A 6.0 ppb (6) N/A N/A 67.0 ppb (52) 0.33 ppb (4) 23.0 μg/m3 (21) 8.5 μg/m3 (35) 52.0
 
Sept. 22, 2020, 10 p.m. 10.7 ppb (10) 1.5 ppb (1) N/A 9.0 ppb (8) N/A N/A 70.0 ppb (54) 0.35 ppb (4) 36.0 μg/m3 (33) 15.9 μg/m3 (58) 58.0
 
Sept. 22, 2020, 9 p.m. 12.6 ppb (12) 1.8 ppb (2) N/A 11.0 ppb (10) N/A N/A 66.0 ppb (51) 0.38 ppb (4) 42.0 μg/m3 (38) 15.3 μg/m3 (57) 57.0
 
Sept. 22, 2020, 8 p.m. 14.3 ppb (13) 2.5 ppb (2) N/A 12.0 ppb (11) N/A N/A 57.0 ppb (44) 0.4 ppb (4) 47.0 μg/m3 (43) 24.9 μg/m3 (77) 77.0
 
Sept. 22, 2020, 7 p.m. 10.6 ppb (10) 1.6 ppb (1) N/A 9.0 ppb (8) N/A N/A 66.0 ppb (51) 0.44 ppb (5) 40.0 μg/m3 (36) 24.9 μg/m3 (77) 77.0
 
Sept. 22, 2020, 6 p.m. 13.6 ppb (13) 2.7 ppb (3) N/A 11.0 ppb (10) N/A N/A 50.0 ppb (38) 0.46 ppb (5) 49.0 μg/m3 (45) 24.9 μg/m3 (77) 77.0
 
Sept. 22, 2020, 5 p.m. 13.9 ppb (13) 3.4 ppb (3) N/A 10.0 ppb (9) N/A N/A 37.0 ppb (28) 0.44 ppb (5) 35.0 μg/m3 (32) 24.4 μg/m3 (76) 76.0
 
Sept. 22, 2020, 4 p.m. 16.2 ppb (15) 4.7 ppb (4) N/A 11.0 ppb (10) N/A N/A 27.0 ppb (21) 0.43 ppb (5) 31.0 μg/m3 (28) 23.0 μg/m3 (73) 73.0
 
Sept. 22, 2020, 3 p.m. 16.2 ppb (15) 4.6 ppb (4) N/A 12.0 ppb (11) N/A N/A 22.0 ppb (17) 0.44 ppb (5) 35.0 μg/m3 (32) 20.5 μg/m3 (68) 68.0
 
Sept. 22, 2020, 2 p.m. 13.8 ppb (13) 2.7 ppb (3) N/A 11.0 ppb (10) N/A N/A 20.0 ppb (15) 0.39 ppb (4) 20.0 μg/m3 (18) 20.0 μg/m3 (67) 67.0
 
Sept. 22, 2020, 1 p.m. 9.3 ppb (9) 1.1 ppb (1) N/A 8.0 ppb (7) N/A N/A 23.0 ppb (18) 0.35 ppb (4) 19.0 μg/m3 (17) 14.6 μg/m3 (56) 56.0
 
Sept. 22, 2020, noon 7.3 ppb (7) 0.9 ppb (1) N/A 6.0 ppb (6) N/A N/A 25.0 ppb (19) 0.3 ppb (3) 22.0 μg/m3 (20) 13.1 μg/m3 (52) 52.0
 
Sept. 22, 2020, 11 a.m. 4.9 ppb (5) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 28.0 ppb (22) 0.28 ppb (3) 17.0 μg/m3 (15) 16.6 μg/m3 (60) 60.0
 
Sept. 22, 2020, 10 a.m. 6.6 ppb (6) 0.7 ppb (1) N/A 6.0 ppb (6) N/A N/A 28.0 ppb (22) 0.29 ppb (3) 19.0 μg/m3 (17) 13.4 μg/m3 (53) 53.0
 
Sept. 22, 2020, 9 a.m. 7.8 ppb (7) 0.8 ppb (1) N/A 7.0 ppb (6) N/A N/A 26.0 ppb (20) 0.31 ppb (3) 26.0 μg/m3 (24) 22.0 μg/m3 (71) 71.0
 
Sept. 22, 2020, 8 a.m. 10.7 ppb (10) 1.0 ppb (1) N/A 10.0 ppb (9) N/A N/A 20.0 ppb (15) 0.32 ppb (4) 17.0 μg/m3 (15) 11.4 μg/m3 (48) 48.0
 
Sept. 22, 2020, 7 a.m. 8.3 ppb (8) 0.8 ppb (1) N/A 7.0 ppb (6) N/A N/A 29.0 ppb (22) 0.33 ppb (4) 20.0 μg/m3 (18) 10.3 μg/m3 (43) 43.0
 
Sept. 22, 2020, 6 a.m. 11.7 ppb (11) 1.0 ppb (1) N/A 11.0 ppb (10) N/A N/A 25.0 ppb (19) 0.35 ppb (4) 17.0 μg/m3 (15) 12.4 μg/m3 (51) 51.0
 
Sept. 22, 2020, 5 a.m. 11.0 ppb (10) 0.8 ppb (1) N/A 10.0 ppb (9) N/A N/A 25.0 ppb (19) 0.34 ppb (4) 16.0 μg/m3 (15) 11.4 μg/m3 (48) 48.0
 
Sept. 22, 2020, 4 a.m. 9.0 ppb (8) 0.7 ppb (1) N/A 8.0 ppb (7) N/A N/A 29.0 ppb (22) 0.32 ppb (4) 20.0 μg/m3 (18) 11.0 μg/m3 (46) 46.0
 
Sept. 22, 2020, 3 a.m. 8.0 ppb (7) 0.6 ppb (1) N/A 7.0 ppb (6) N/A N/A 32.0 ppb (25) 0.32 ppb (4) 21.0 μg/m3 (19) 12.9 μg/m3 (52) 52.0
 
Sept. 22, 2020, 2 a.m. 8.3 ppb (8) 0.6 ppb (1) N/A 8.0 ppb (7) N/A N/A 38.0 ppb (29) 0.32 ppb (4) 22.0 μg/m3 (20) 14.1 μg/m3 (54) 54.0
 
Sept. 22, 2020, 1 a.m. 6.3 ppb (6) 0.5 ppb (0) N/A 6.0 ppb (6) N/A N/A 45.0 ppb (35) 0.3 ppb (3) 23.0 μg/m3 (21) 14.6 μg/m3 (56) 56.0
 
Sept. 22, 2020, midnight 8.0 ppb (7) 1.0 ppb (1) N/A 7.0 ppb (6) N/A N/A 49.0 ppb (38) 0.31 ppb (3) 23.0 μg/m3 (21) 10.5 μg/m3 (44) 44.0
 
Sept. 21, 2020, 11 p.m. 7.2 ppb (7) 1.1 ppb (1) N/A 6.0 ppb (6) N/A N/A 57.0 ppb (44) 0.31 ppb (3) 27.0 μg/m3 (25) 18.0 μg/m3 (63) 63.0
 
Sept. 21, 2020, 10 p.m. 6.0 ppb (6) 1.1 ppb (1) N/A 5.0 ppb (5) N/A N/A 53.0 ppb (41) 0.29 ppb (3) 36.0 μg/m3 (33) 15.9 μg/m3 (58) 58.0
 
Sept. 21, 2020, 9 p.m. 5.6 ppb (5) 1.1 ppb (1) N/A 5.0 ppb (5) N/A N/A 54.0 ppb (42) 0.3 ppb (3) 27.0 μg/m3 (25) 15.1 μg/m3 (57) 57.0
 
Sept. 21, 2020, 8 p.m. 5.4 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 56.0 ppb (43) 0.31 ppb (3) 32.0 μg/m3 (29) 13.4 μg/m3 (53) 53.0
 
Sept. 21, 2020, 7 p.m. 5.9 ppb (5) 1.2 ppb (1) N/A 5.0 ppb (5) N/A N/A 53.0 ppb (41) 0.32 ppb (4) 31.0 μg/m3 (28) 16.8 μg/m3 (60) 60.0
 
Sept. 21, 2020, 6 p.m. 9.1 ppb (8) 3.7 ppb (3) N/A 5.0 ppb (5) N/A N/A 46.0 ppb (35) 0.33 ppb (4) 46.0 μg/m3 (42) 16.4 μg/m3 (59) 59.0
 
Sept. 21, 2020, 5 p.m. 6.5 ppb (6) 1.7 ppb (2) N/A 5.0 ppb (5) N/A N/A 39.0 ppb (30) 0.33 ppb (4) 15.0 μg/m3 (14) 10.5 μg/m3 (44) 44.0
 
Sept. 21, 2020, 4 p.m. 6.3 ppb (6) 1.7 ppb (2) N/A 5.0 ppb (5) N/A N/A 33.0 ppb (25) 0.32 ppb (4) 23.0 μg/m3 (21) 15.6 μg/m3 (58) 58.0
 
Sept. 21, 2020, 3 p.m. 6.0 ppb (6) 1.1 ppb (1) N/A 5.0 ppb (5) N/A N/A 30.0 ppb (23) 0.31 ppb (3) 18.0 μg/m3 (16) 10.8 μg/m3 (45) 45.0
 
Sept. 21, 2020, 2 p.m. 4.7 ppb (4) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 29.0 ppb (22) 0.3 ppb (3) 22.0 μg/m3 (20) 15.1 μg/m3 (57) 57.0
 
Sept. 21, 2020, 1 p.m. 4.0 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 29.0 ppb (22) 0.29 ppb (3) 22.0 μg/m3 (20) 19.2 μg/m3 (65) 65.0
 
Sept. 21, 2020, noon 4.1 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 28.0 ppb (22) 0.29 ppb (3) 17.0 μg/m3 (15) 18.0 μg/m3 (63) 63.0
 
Sept. 21, 2020, 11 a.m. 3.7 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 28.0 ppb (22) 0.29 ppb (3) 22.0 μg/m3 (20) 15.6 μg/m3 (58) 58.0
 
Sept. 21, 2020, 10 a.m. 3.7 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 29.0 ppb (22) 0.29 ppb (3) 20.0 μg/m3 (18) 16.3 μg/m3 (59) 59.0
 
Sept. 21, 2020, 9 a.m. 3.6 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 29.0 ppb (22) 0.28 ppb (3) 20.0 μg/m3 (18) 8.8 μg/m3 (37) 37.0
 
Sept. 21, 2020, 8 a.m. 3.5 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 30.0 ppb (23) 0.31 ppb (3) 18.0 μg/m3 (16) 15.3 μg/m3 (57) 57.0
 
Sept. 21, 2020, 7 a.m. 4.0 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 30.0 ppb (23) 0.29 ppb (3) 20.0 μg/m3 (18) 11.3 μg/m3 (47) 47.0
 
Sept. 21, 2020, 6 a.m. 3.7 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 31.0 ppb (24) 0.28 ppb (3) 19.0 μg/m3 (17) 11.0 μg/m3 (46) 46.0
 
Sept. 21, 2020, 5 a.m. 3.9 ppb (4) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 31.0 ppb (24) 0.27 ppb (3) 15.0 μg/m3 (14) 6.8 μg/m3 (28) 28.0
 
Sept. 21, 2020, 4 a.m. 4.6 ppb (4) 0.5 ppb (0) N/A 4.0 ppb (4) N/A N/A 30.0 ppb (23) 0.28 ppb (3) 20.0 μg/m3 (18) 9.3 μg/m3 (39) 39.0
 
Sept. 21, 2020, 3 a.m. 6.1 ppb (6) 0.6 ppb (1) N/A 6.0 ppb (6) N/A N/A 29.0 ppb (22) 0.28 ppb (3) 21.0 μg/m3 (19) 11.2 μg/m3 (47) 47.0
 
Sept. 21, 2020, 2 a.m. 4.8 ppb (4) 0.6 ppb (1) N/A 4.0 ppb (4) N/A N/A 32.0 ppb (25) 0.3 ppb (3) 16.0 μg/m3 (15) 9.5 μg/m3 (40) 40.0
 
Sept. 21, 2020, 1 a.m. 4.5 ppb (4) 0.6 ppb (1) N/A 4.0 ppb (4) N/A N/A 37.0 ppb (28) 0.29 ppb (3) 18.0 μg/m3 (16) 10.8 μg/m3 (45) 45.0
 
Sept. 21, 2020, midnight 3.7 ppb (3) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 40.0 ppb (31) 0.28 ppb (3) 23.0 μg/m3 (21) 12.2 μg/m3 (50) 50.0
 
Sept. 20, 2020, 11 p.m. 3.6 ppb (3) 0.8 ppb (1) N/A 3.0 ppb (3) N/A N/A 44.0 ppb (34) 0.27 ppb (3) 22.0 μg/m3 (20) 11.9 μg/m3 (50) 50.0
 
Sept. 20, 2020, 10 p.m. 3.5 ppb (3) 0.8 ppb (1) N/A 3.0 ppb (3) N/A N/A 45.0 ppb (35) 0.27 ppb (3) 21.0 μg/m3 (19) 11.0 μg/m3 (46) 46.0
 
Sept. 20, 2020, 9 p.m. 3.7 ppb (3) 0.8 ppb (1) N/A 3.0 ppb (3) N/A N/A 46.0 ppb (35) 0.29 ppb (3) 17.0 μg/m3 (15) 11.4 μg/m3 (48) 48.0
 
Sept. 20, 2020, 8 p.m. 4.0 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A N/A 47.0 ppb (36) 0.31 ppb (3) 28.0 μg/m3 (25) 14.6 μg/m3 (56) 56.0
 
Sept. 20, 2020, 7 p.m. 4.8 ppb (4) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 49.0 ppb (38) 0.34 ppb (4) 28.0 μg/m3 (25) 19.3 μg/m3 (66) 66.0
 
Sept. 20, 2020, 6 p.m. 5.8 ppb (5) 1.2 ppb (1) N/A 5.0 ppb (5) N/A N/A 49.0 ppb (38) 0.36 ppb (4) 26.0 μg/m3 (24) 22.3 μg/m3 (72) 72.0
 
Sept. 20, 2020, 5 p.m. 6.9 ppb (6) 1.8 ppb (2) N/A 5.0 ppb (5) N/A N/A 37.0 ppb (28) 0.37 ppb (4) 28.0 μg/m3 (25) 22.0 μg/m3 (71) 71.0
 
Sept. 20, 2020, 4 p.m. 6.8 ppb (6) 2.0 ppb (2) N/A 5.0 ppb (5) N/A N/A 28.0 ppb (22) 0.34 ppb (4) 27.0 μg/m3 (25) 17.1 μg/m3 (61) 61.0
 
Sept. 20, 2020, 3 p.m. 6.0 ppb (6) 1.5 ppb (1) N/A 5.0 ppb (5) N/A N/A 25.0 ppb (19) 0.31 ppb (3) 24.0 μg/m3 (22) 15.1 μg/m3 (57) 57.0
 
Sept. 20, 2020, 2 p.m. 5.6 ppb (5) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 23.0 ppb (18) 0.3 ppb (3) 23.0 μg/m3 (21) 11.2 μg/m3 (47) 47.0
 
Sept. 20, 2020, 1 p.m. 3.9 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 27.0 ppb (21) 0.26 ppb (3) 19.0 μg/m3 (17) 12.1 μg/m3 (50) 50.0
 
Sept. 20, 2020, noon 3.4 ppb (3) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 27.0 ppb (21) 0.25 ppb (3) 15.0 μg/m3 (14) 11.2 μg/m3 (47) 47.0
 
Sept. 20, 2020, 11 a.m. 6.5 ppb (6) 0.8 ppb (1) N/A 6.0 ppb (6) N/A N/A 20.0 ppb (15) 0.32 ppb (4) 17.0 μg/m3 (15) 8.8 μg/m3 (37) 37.0
 
Sept. 20, 2020, 10 a.m. 8.2 ppb (8) 0.9 ppb (1) N/A 7.0 ppb (6) N/A N/A 17.0 ppb (13) 0.35 ppb (4) 20.0 μg/m3 (18) 6.6 μg/m3 (28) 28.0
 
Sept. 20, 2020, 9 a.m. 7.1 ppb (7) 0.8 ppb (1) N/A 6.0 ppb (6) N/A N/A 19.0 ppb (15) 0.36 ppb (4) 17.0 μg/m3 (15) 7.5 μg/m3 (31) 31.0
 
Sept. 20, 2020, 8 a.m. 8.2 ppb (8) 0.9 ppb (1) N/A 7.0 ppb (6) N/A N/A 18.0 ppb (14) 0.39 ppb (4) 22.0 μg/m3 (20) 8.0 μg/m3 (33) 33.0
 
Sept. 20, 2020, 7 a.m. 8.7 ppb (8) 0.9 ppb (1) N/A 8.0 ppb (7) N/A N/A 19.0 ppb (15) 0.42 ppb (5) 25.0 μg/m3 (23) 9.8 μg/m3 (41) 41.0
 
Sept. 20, 2020, 6 a.m. 9.8 ppb (9) 1.0 ppb (1) N/A 9.0 ppb (8) N/A N/A 19.0 ppb (15) 0.43 ppb (5) 24.0 μg/m3 (22) 11.4 μg/m3 (48) 48.0
 
Sept. 20, 2020, 5 a.m. 10.6 ppb (10) 1.0 ppb (1) N/A 10.0 ppb (9) N/A N/A 20.0 ppb (15) 0.4 ppb (4) 26.0 μg/m3 (24) 12.6 μg/m3 (51) 51.0
 
Sept. 20, 2020, 4 a.m. 8.2 ppb (8) 0.8 ppb (1) N/A 7.0 ppb (6) N/A N/A 24.0 ppb (18) 0.37 ppb (4) 27.0 μg/m3 (25) 11.2 μg/m3 (47) 47.0
 
Sept. 20, 2020, 3 a.m. 7.6 ppb (7) 0.7 ppb (1) N/A 7.0 ppb (6) N/A N/A 26.0 ppb (20) 0.35 ppb (4) 25.0 μg/m3 (23) 6.1 μg/m3 (25) 25.0
 
Sept. 20, 2020, 2 a.m. 6.8 ppb (6) 0.6 ppb (1) N/A 6.0 ppb (6) N/A N/A 29.0 ppb (22) 0.34 ppb (4) 26.0 μg/m3 (24) 5.8 μg/m3 (24) 24.0
 
Sept. 20, 2020, 1 a.m. 6.7 ppb (6) 0.7 ppb (1) N/A 6.0 ppb (6) N/A N/A 36.0 ppb (28) 0.32 ppb (4) 23.0 μg/m3 (21) 9.0 μg/m3 (38) 38.0
 
Sept. 20, 2020, midnight 5.0 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A 42.0 ppb (32) 0.31 ppb (3) 24.0 μg/m3 (22) 9.5 μg/m3 (40) 40.0
 
Sept. 19, 2020, 11 p.m. 4.3 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A N/A 42.0 ppb (32) 0.31 ppb (3) 20.0 μg/m3 (18) 9.8 μg/m3 (41) 41.0
 
Sept. 19, 2020, 10 p.m. 5.0 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 48.0 ppb (37) 0.32 ppb (4) 26.0 μg/m3 (24) 8.0 μg/m3 (33) 37.0
 
Sept. 19, 2020, 9 p.m. 4.5 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 46.0 ppb (35) 0.29 ppb (3) 26.0 μg/m3 (24) 9.0 μg/m3 (38) 38.0
 
Sept. 19, 2020, 8 p.m. 6.3 ppb (6) 1.5 ppb (1) N/A 5.0 ppb (5) N/A N/A 43.0 ppb (33) 0.32 ppb (4) 24.0 μg/m3 (22) 11.9 μg/m3 (50) 50.0
 
Sept. 19, 2020, 7 p.m. 8.5 ppb (8) 2.0 ppb (2) N/A 7.0 ppb (6) N/A N/A 44.0 ppb (34) 0.32 ppb (4) 30.0 μg/m3 (27) 14.6 μg/m3 (56) 56.0
 
Sept. 19, 2020, 6 p.m. 11.1 ppb (10) 2.9 ppb (3) N/A 8.0 ppb (7) N/A N/A 38.0 ppb (29) 0.35 ppb (4) 34.0 μg/m3 (31) 19.0 μg/m3 (65) 65.0
 
Sept. 19, 2020, 5 p.m. 9.7 ppb (9) 2.8 ppb (3) N/A 7.0 ppb (6) N/A N/A 32.0 ppb (25) 0.34 ppb (4) 30.0 μg/m3 (27) 18.5 μg/m3 (64) 64.0
 
Sept. 19, 2020, 4 p.m. 10.0 ppb (9) 3.2 ppb (3) N/A 7.0 ppb (6) N/A N/A 26.0 ppb (20) 0.32 ppb (4) 25.0 μg/m3 (23) 12.9 μg/m3 (52) 52.0