ID: 2782

AQSQID: 060590008

Site Name: Anaheim Near Road

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

Updated: April 22, 2021, 11:43 a.m.

Location: Anaheim (Seast Anaheim), CA

Reporting: True, Located: True

Current AQI: 18.0

Anaheim (Seast Anaheim) CA, US: 33.819305, -117.918759

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
April 22, 2021, 10 a.m. 19.0 ppb (18) 6.7 ppb (7) N/A 12.0 ppb (12) N/A N/A N/A 0.41 ppb (5) N/A N/A 18.0
 
April 22, 2021, 9 a.m. 13.3 ppb (13) 5.7 ppb (6) N/A 8.0 ppb (8) N/A N/A N/A 0.36 ppb (5) N/A N/A 13.0
 
April 22, 2021, 8 a.m. 16.1 ppb (16) 5.6 ppb (6) N/A 10.0 ppb (10) N/A N/A N/A 0.37 ppb (5) N/A N/A 16.0
 
April 22, 2021, 7 a.m. 16.2 ppb (16) 6.8 ppb (7) N/A 9.0 ppb (9) N/A N/A N/A 0.42 ppb (5) N/A N/A 16.0
 
April 22, 2021, 6 a.m. 24.1 ppb (23) 10.4 ppb (10) N/A 14.0 ppb (14) N/A N/A N/A 0.46 ppb (6) N/A N/A 23.0
 
April 22, 2021, 5 a.m. 32.9 ppb (32) 17.0 ppb (17) N/A 16.0 ppb (16) N/A N/A N/A 0.64 ppb (7) N/A N/A 32.0
 
April 22, 2021, 4 a.m. 34.1 ppb (33) 16.5 ppb (16) N/A 18.0 ppb (17) N/A N/A N/A 0.59 ppb (7) N/A N/A 33.0
 
April 22, 2021, 3 a.m. 32.5 ppb (31) 15.4 ppb (15) N/A 17.0 ppb (17) N/A N/A N/A 0.62 ppb (7) N/A N/A 31.0
 
April 22, 2021, 2 a.m. 31.3 ppb (30) 14.2 ppb (14) N/A 17.0 ppb (17) N/A N/A N/A 0.63 ppb (7) N/A N/A 30.0
 
April 22, 2021, 1 a.m. 28.9 ppb (28) 14.7 ppb (14) N/A 14.0 ppb (14) N/A N/A N/A 0.63 ppb (7) N/A N/A 28.0
 
April 22, 2021, midnight 34.7 ppb (33) 19.1 ppb (19) N/A 16.0 ppb (16) N/A N/A N/A 0.75 ppb (10) N/A N/A 33.0
 
April 21, 2021, 11 p.m. 33.4 ppb (32) 19.5 ppb (19) N/A 14.0 ppb (14) N/A N/A N/A 0.62 ppb (7) N/A N/A 32.0
 
April 21, 2021, 10 p.m. 28.5 ppb (27) 15.2 ppb (15) N/A 13.0 ppb (13) N/A N/A N/A 0.62 ppb (7) N/A N/A 27.0
 
April 21, 2021, 9 p.m. 22.2 ppb (21) 11.3 ppb (11) N/A 11.0 ppb (11) N/A N/A N/A 0.52 ppb (6) N/A N/A 21.0
 
April 21, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
April 21, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
April 21, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
April 21, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
April 21, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
April 21, 2021, 3 p.m. 44.3 ppb (42) 24.8 ppb (24) N/A 19.0 ppb (18) N/A N/A N/A 0.71 ppb (8) N/A N/A 42.0
 
April 21, 2021, 2 p.m. 45.9 ppb (44) 26.2 ppb (25) N/A 20.0 ppb (19) N/A N/A N/A 0.82 ppb (10) N/A N/A 44.0
 
April 21, 2021, 1 p.m. 38.5 ppb (37) 18.6 ppb (18) N/A 20.0 ppb (19) N/A N/A N/A 0.62 ppb (7) N/A N/A 37.0
 
April 21, 2021, noon 17.6 ppb (17) 6.2 ppb (6) N/A 11.0 ppb (11) N/A N/A N/A 0.45 ppb (6) N/A N/A 17.0
 
April 21, 2021, 11 a.m. 5.9 ppb (6) 1.4 ppb (2) N/A 5.0 ppb (5) N/A N/A N/A 0.35 ppb (4) N/A N/A 6.0
 
April 21, 2021, 10 a.m. 7.2 ppb (7) 1.9 ppb (2) N/A 5.0 ppb (5) N/A N/A N/A 0.36 ppb (5) N/A N/A 7.0
 
April 21, 2021, 9 a.m. 4.9 ppb (5) 1.4 ppb (2) N/A 4.0 ppb (4) N/A N/A N/A 0.35 ppb (4) N/A N/A 5.0
 
April 21, 2021, 8 a.m. 6.9 ppb (7) 2.0 ppb (2) N/A 5.0 ppb (5) N/A N/A N/A 0.36 ppb (5) N/A N/A 7.0
 
April 21, 2021, 7 a.m. 9.4 ppb (9) 2.9 ppb (3) N/A 7.0 ppb (7) N/A N/A N/A 0.4 ppb (5) N/A N/A 9.0
 
April 21, 2021, 6 a.m. 22.3 ppb (22) 10.8 ppb (11) N/A 12.0 ppb (12) N/A N/A N/A 0.54 ppb (6) N/A N/A 22.0
 
April 21, 2021, 5 a.m. 21.3 ppb (21) 9.2 ppb (9) N/A 12.0 ppb (12) N/A N/A N/A 0.47 ppb (6) N/A N/A 21.0
 
April 21, 2021, 4 a.m. 21.7 ppb (21) 9.9 ppb (10) N/A 12.0 ppb (12) N/A N/A N/A 0.51 ppb (6) N/A N/A 21.0
 
April 21, 2021, 3 a.m. 21.0 ppb (20) 9.9 ppb (10) N/A 11.0 ppb (11) N/A N/A N/A 0.55 ppb (7) N/A N/A 20.0
 
April 21, 2021, 2 a.m. 22.3 ppb (22) 11.5 ppb (11) N/A 11.0 ppb (11) N/A N/A N/A 0.56 ppb (7) N/A N/A 22.0
 
April 21, 2021, 1 a.m. 25.6 ppb (25) 14.4 ppb (14) N/A 11.0 ppb (11) N/A N/A N/A 0.59 ppb (7) N/A N/A 25.0
 
April 21, 2021, midnight 25.6 ppb (25) 13.5 ppb (13) N/A 12.0 ppb (12) N/A N/A N/A 0.63 ppb (7) N/A N/A 25.0
 
April 20, 2021, 11 p.m. 29.8 ppb (29) 17.4 ppb (17) N/A 12.0 ppb (12) N/A N/A N/A 0.62 ppb (7) N/A N/A 29.0
 
April 20, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
April 20, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
April 20, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A 0.55 ppb (7) N/A N/A 7.0
 
April 20, 2021, 7 p.m. 24.5 ppb (24) 13.1 ppb (13) N/A 11.0 ppb (11) N/A N/A N/A 0.55 ppb (7) N/A N/A 24.0
 
April 20, 2021, 6 p.m. 32.4 ppb (31) 15.6 ppb (15) N/A 17.0 ppb (17) N/A N/A N/A 0.55 ppb (7) N/A N/A 31.0
 
April 20, 2021, 5 p.m. 27.9 ppb (27) 12.9 ppb (13) N/A 15.0 ppb (15) N/A N/A N/A 0.55 ppb (7) N/A N/A 27.0
 
April 20, 2021, 4 p.m. 22.9 ppb (22) 11.2 ppb (11) N/A 12.0 ppb (12) N/A N/A N/A 0.52 ppb (6) N/A N/A 22.0
 
April 20, 2021, 3 p.m. 23.8 ppb (23) 10.8 ppb (11) N/A 13.0 ppb (13) N/A N/A N/A 0.55 ppb (7) N/A N/A 23.0
 
April 20, 2021, 2 p.m. 38.7 ppb (37) 18.5 ppb (18) N/A 20.0 ppb (19) N/A N/A N/A 0.71 ppb (8) N/A N/A 37.0
 
April 20, 2021, 1 p.m. 30.7 ppb (29) 14.7 ppb (14) N/A 16.0 ppb (16) N/A N/A N/A 0.62 ppb (7) N/A N/A 29.0
 
April 20, 2021, noon 23.9 ppb (23) 9.6 ppb (10) N/A 14.0 ppb (14) N/A N/A N/A 0.57 ppb (7) N/A N/A 23.0
 
April 20, 2021, 11 a.m. 13.6 ppb (13) 4.5 ppb (5) N/A 9.0 ppb (9) N/A N/A N/A 0.46 ppb (6) N/A N/A 13.0
 
April 20, 2021, 10 a.m. 11.0 ppb (11) 3.1 ppb (3) N/A 8.0 ppb (8) N/A N/A N/A 0.44 ppb (5) N/A N/A 11.0
 
April 20, 2021, 9 a.m. 8.8 ppb (9) 2.3 ppb (3) N/A 7.0 ppb (7) N/A N/A N/A 0.47 ppb (6) N/A N/A 9.0
 
April 20, 2021, 8 a.m. 12.4 ppb (12) 3.6 ppb (4) N/A 9.0 ppb (9) N/A N/A N/A 0.44 ppb (5) N/A N/A 12.0
 
April 20, 2021, 7 a.m. 24.7 ppb (24) 8.3 ppb (8) N/A 16.0 ppb (16) N/A N/A N/A 0.53 ppb (6) N/A N/A 24.0
 
April 20, 2021, 6 a.m. 21.9 ppb (21) 6.5 ppb (7) N/A 15.0 ppb (15) N/A N/A N/A 0.56 ppb (7) N/A N/A 21.0
 
April 20, 2021, 5 a.m. 30.2 ppb (29) 10.5 ppb (10) N/A 20.0 ppb (19) N/A N/A N/A 0.65 ppb (8) N/A N/A 29.0
 
April 20, 2021, 4 a.m. 24.6 ppb (24) 8.0 ppb (8) N/A 17.0 ppb (17) N/A N/A N/A 0.68 ppb (8) N/A N/A 24.0
 
April 20, 2021, 3 a.m. 26.5 ppb (25) 8.2 ppb (8) N/A 18.0 ppb (17) N/A N/A N/A 0.68 ppb (8) N/A N/A 25.0
 
April 20, 2021, 2 a.m. 27.6 ppb (27) 9.4 ppb (9) N/A 18.0 ppb (17) N/A N/A N/A 0.69 ppb (8) N/A N/A 27.0
 
April 20, 2021, 1 a.m. 31.1 ppb (30) 11.7 ppb (12) N/A 19.0 ppb (18) N/A N/A N/A 0.81 ppb (10) N/A N/A 30.0
 
April 20, 2021, midnight 31.0 ppb (30) 12.1 ppb (12) N/A 19.0 ppb (18) N/A N/A N/A 0.74 ppb (8) N/A N/A 30.0
 
April 19, 2021, 11 p.m. 31.6 ppb (30) 13.6 ppb (13) N/A 18.0 ppb (17) N/A N/A N/A 0.72 ppb (8) N/A N/A 30.0
 
April 19, 2021, 10 p.m. 31.8 ppb (30) 15.7 ppb (15) N/A 16.0 ppb (16) N/A N/A N/A 0.7 ppb (8) N/A N/A 30.0
 
April 19, 2021, 9 p.m. 28.4 ppb (27) 11.1 ppb (11) N/A 17.0 ppb (17) N/A N/A N/A 0.61 ppb (7) N/A N/A 27.0
 
April 19, 2021, 8 p.m. 27.5 ppb (26) 11.1 ppb (11) N/A 16.0 ppb (16) N/A N/A N/A 0.62 ppb (7) N/A N/A 26.0
 
April 19, 2021, 7 p.m. 35.1 ppb (34) 15.6 ppb (15) N/A 20.0 ppb (19) N/A N/A N/A 0.66 ppb (8) N/A N/A 34.0
 
April 19, 2021, 6 p.m. 36.8 ppb (35) 15.2 ppb (15) N/A 22.0 ppb (21) N/A N/A N/A 0.7 ppb (8) N/A N/A 35.0
 
April 19, 2021, 5 p.m. 46.5 ppb (44) 19.9 ppb (19) N/A 27.0 ppb (26) N/A N/A N/A 0.85 ppb (10) N/A N/A 44.0
 
April 19, 2021, 4 p.m. 54.4 ppb (52) 25.2 ppb (24) N/A 29.0 ppb (28) N/A N/A N/A 0.86 ppb (11) N/A N/A 52.0
 
April 19, 2021, 3 p.m. 89.2 ppb (89) 50.6 ppb (48) N/A 39.0 ppb (37) N/A N/A N/A 1.11 ppb (13) N/A N/A 89.0
 
April 19, 2021, 2 p.m. 99.5 ppb (100) 62.6 ppb (61) N/A 37.0 ppb (35) N/A N/A N/A 1.32 ppb (15) N/A N/A 100.0
 
April 19, 2021, 1 p.m. 81.6 ppb (81) 50.6 ppb (48) N/A 31.0 ppb (30) N/A N/A N/A 1.07 ppb (13) N/A N/A 81.0
 
April 19, 2021, noon 48.0 ppb (46) 20.6 ppb (20) N/A 27.0 ppb (26) N/A N/A N/A 0.84 ppb (10) N/A N/A 46.0
 
April 19, 2021, 11 a.m. 24.2 ppb (23) 6.2 ppb (6) N/A 18.0 ppb (17) N/A N/A N/A 0.62 ppb (7) N/A N/A 23.0
 
April 19, 2021, 10 a.m. 25.5 ppb (25) 4.5 ppb (5) N/A 21.0 ppb (20) N/A N/A N/A 0.7 ppb (8) N/A N/A 25.0
 
April 19, 2021, 9 a.m. 32.9 ppb (32) 5.6 ppb (6) N/A 27.0 ppb (26) N/A N/A N/A 0.88 ppb (11) N/A N/A 32.0
 
April 19, 2021, 8 a.m. 45.9 ppb (44) 15.5 ppb (15) N/A 30.0 ppb (29) N/A N/A N/A 1.0 ppb (12) N/A N/A 44.0
 
April 19, 2021, 7 a.m. 32.3 ppb (31) 5.2 ppb (5) N/A 27.0 ppb (26) N/A N/A N/A 0.85 ppb (10) N/A N/A 31.0
 
April 19, 2021, 6 a.m. 31.3 ppb (30) 4.5 ppb (5) N/A 27.0 ppb (26) N/A N/A N/A 0.92 ppb (11) N/A N/A 30.0
 
April 19, 2021, 5 a.m. 37.3 ppb (36) 10.1 ppb (10) N/A 27.0 ppb (26) N/A N/A N/A 1.0 ppb (12) N/A N/A 36.0
 
April 19, 2021, 4 a.m. 34.9 ppb (33) 10.2 ppb (10) N/A 25.0 ppb (24) N/A N/A N/A 0.91 ppb (11) N/A N/A 33.0
 
April 19, 2021, 3 a.m. 27.5 ppb (26) 8.3 ppb (8) N/A 19.0 ppb (18) N/A N/A N/A 0.81 ppb (10) N/A N/A 26.0
 
April 19, 2021, 2 a.m. 18.6 ppb (18) 6.6 ppb (7) N/A 12.0 ppb (12) N/A N/A N/A 0.61 ppb (7) N/A N/A 18.0
 
April 19, 2021, 1 a.m. 19.3 ppb (19) 7.7 ppb (8) N/A 12.0 ppb (12) N/A N/A N/A 0.63 ppb (7) N/A N/A 19.0
 
April 19, 2021, midnight 14.5 ppb (14) 5.6 ppb (6) N/A 9.0 ppb (9) N/A N/A N/A 0.58 ppb (7) N/A N/A 14.0
 
April 18, 2021, 11 p.m. 19.8 ppb (19) 6.6 ppb (7) N/A 13.0 ppb (13) N/A N/A N/A 0.68 ppb (8) N/A N/A 19.0
 
April 18, 2021, 10 p.m. 14.6 ppb (14) 5.4 ppb (6) N/A 9.0 ppb (9) N/A N/A N/A 0.59 ppb (7) N/A N/A 14.0
 
April 18, 2021, 9 p.m. 15.5 ppb (15) 6.1 ppb (6) N/A 9.0 ppb (9) N/A N/A N/A 0.59 ppb (7) N/A N/A 15.0
 
April 18, 2021, 8 p.m. 14.6 ppb (14) 6.0 ppb (6) N/A 9.0 ppb (9) N/A N/A N/A 0.63 ppb (7) N/A N/A 14.0
 
April 18, 2021, 7 p.m. 8.9 ppb (9) 4.7 ppb (5) N/A 4.0 ppb (4) N/A N/A N/A 0.44 ppb (5) N/A N/A 9.0
 
April 18, 2021, 6 p.m. 4.5 ppb (5) 1.9 ppb (2) N/A 3.0 ppb (3) N/A N/A N/A 0.41 ppb (5) N/A N/A 5.0
 
April 18, 2021, 5 p.m. 3.2 ppb (4) 1.8 ppb (2) N/A 1.0 ppb (1) N/A N/A N/A 0.35 ppb (4) N/A N/A 4.0
 
April 18, 2021, 4 p.m. 4.5 ppb (5) 1.8 ppb (2) N/A 3.0 ppb (3) N/A N/A N/A 0.33 ppb (4) N/A N/A 5.0
 
April 18, 2021, 3 p.m. 31.7 ppb (30) 14.6 ppb (14) N/A 17.0 ppb (17) N/A N/A N/A 0.81 ppb (10) N/A N/A 30.0
 
April 18, 2021, 2 p.m. 43.0 ppb (41) 22.5 ppb (22) N/A 21.0 ppb (20) N/A N/A N/A 1.07 ppb (13) N/A N/A 41.0
 
April 18, 2021, 1 p.m. 38.9 ppb (37) 20.3 ppb (20) N/A 19.0 ppb (18) N/A N/A N/A 0.99 ppb (12) N/A N/A 37.0
 
April 18, 2021, noon 27.0 ppb (26) 8.8 ppb (9) N/A 18.0 ppb (17) N/A N/A N/A 0.74 ppb (8) N/A N/A 26.0
 
April 18, 2021, 11 a.m. 24.7 ppb (24) 5.8 ppb (6) N/A 19.0 ppb (18) N/A N/A N/A 0.75 ppb (10) N/A N/A 24.0
 
April 18, 2021, 10 a.m. 22.4 ppb (22) 3.6 ppb (4) N/A 19.0 ppb (18) N/A N/A N/A 0.88 ppb (11) N/A N/A 22.0
 
April 18, 2021, 9 a.m. 18.4 ppb (18) 2.5 ppb (3) N/A 16.0 ppb (16) N/A N/A N/A 0.8 ppb (10) N/A N/A 18.0
 
April 18, 2021, 8 a.m. 20.4 ppb (20) 3.3 ppb (4) N/A 17.0 ppb (17) N/A N/A N/A 0.81 ppb (10) N/A N/A 20.0
 
April 18, 2021, 7 a.m. 32.3 ppb (31) 10.1 ppb (10) N/A 22.0 ppb (21) N/A N/A N/A 0.98 ppb (12) N/A N/A 31.0
 
April 18, 2021, 6 a.m. 28.4 ppb (27) 8.4 ppb (8) N/A 20.0 ppb (19) N/A N/A N/A 1.03 ppb (12) N/A N/A 27.0
 
April 18, 2021, 5 a.m. 30.4 ppb (29) 10.3 ppb (10) N/A 20.0 ppb (19) N/A N/A N/A 0.91 ppb (11) N/A N/A 29.0
 
April 18, 2021, 4 a.m. 29.6 ppb (28) 8.6 ppb (9) N/A 21.0 ppb (20) N/A N/A N/A 0.86 ppb (11) N/A N/A 28.0
 
April 18, 2021, 3 a.m. 29.2 ppb (28) 9.9 ppb (10) N/A 19.0 ppb (18) N/A N/A N/A 0.85 ppb (10) N/A N/A 28.0
 
April 18, 2021, 2 a.m. 26.1 ppb (25) 8.5 ppb (9) N/A 18.0 ppb (17) N/A N/A N/A 0.81 ppb (10) N/A N/A 25.0
 
April 18, 2021, 1 a.m. 26.8 ppb (26) 9.7 ppb (10) N/A 17.0 ppb (17) N/A N/A N/A 0.76 ppb (10) N/A N/A 26.0
 
April 18, 2021, midnight 24.5 ppb (24) 8.8 ppb (9) N/A 16.0 ppb (16) N/A N/A N/A 0.73 ppb (8) N/A N/A 24.0
 
April 17, 2021, 11 p.m. 21.0 ppb (20) 9.2 ppb (9) N/A 12.0 ppb (12) N/A N/A N/A 0.64 ppb (7) N/A N/A 20.0
 
April 17, 2021, 10 p.m. 20.3 ppb (20) 8.8 ppb (9) N/A 12.0 ppb (12) N/A N/A N/A 0.62 ppb (7) N/A N/A 20.0
 
April 17, 2021, 9 p.m. 22.0 ppb (21) 9.5 ppb (9) N/A 12.0 ppb (12) N/A N/A N/A 0.6 ppb (7) N/A N/A 21.0
 
April 17, 2021, 8 p.m. 22.3 ppb (22) 9.7 ppb (10) N/A 13.0 ppb (13) N/A N/A N/A 0.64 ppb (7) N/A N/A 22.0
 
April 17, 2021, 7 p.m. 19.4 ppb (19) 8.3 ppb (8) N/A 11.0 ppb (11) N/A N/A N/A 0.64 ppb (7) N/A N/A 19.0
 
April 17, 2021, 6 p.m. 24.6 ppb (24) 10.6 ppb (10) N/A 14.0 ppb (14) N/A N/A N/A 0.74 ppb (8) N/A N/A 24.0
 
April 17, 2021, 5 p.m. 22.2 ppb (21) 10.0 ppb (10) N/A 12.0 ppb (12) N/A N/A N/A 0.64 ppb (7) N/A N/A 21.0
 
April 17, 2021, 4 p.m. 15.6 ppb (15) 6.4 ppb (7) N/A 9.0 ppb (9) N/A N/A N/A 0.53 ppb (6) N/A N/A 15.0
 
April 17, 2021, 3 p.m. 15.2 ppb (15) 6.6 ppb (7) N/A 9.0 ppb (9) N/A N/A N/A 0.48 ppb (6) N/A N/A 15.0
 
April 17, 2021, 2 p.m. 16.1 ppb (16) 7.0 ppb (7) N/A 9.0 ppb (9) N/A N/A N/A 0.49 ppb (6) N/A N/A 16.0
 
April 17, 2021, 1 p.m. 12.0 ppb (12) 4.4 ppb (5) N/A 8.0 ppb (8) N/A N/A N/A 0.44 ppb (5) N/A N/A 12.0
 
April 17, 2021, noon 9.3 ppb (9) 3.0 ppb (3) N/A 6.0 ppb (6) N/A N/A N/A 0.42 ppb (5) N/A N/A 9.0
 
April 17, 2021, 11 a.m. 16.9 ppb (16) 7.3 ppb (7) N/A 10.0 ppb (10) N/A N/A N/A 0.44 ppb (5) N/A N/A 16.0
 
April 17, 2021, 10 a.m. 9.8 ppb (10) 3.5 ppb (4) N/A 6.0 ppb (6) N/A N/A N/A 0.38 ppb (5) N/A N/A 10.0
 
April 17, 2021, 9 a.m. 11.9 ppb (12) 3.2 ppb (4) N/A 9.0 ppb (9) N/A N/A N/A 0.56 ppb (7) N/A N/A 12.0
 
April 17, 2021, 8 a.m. 22.3 ppb (22) 7.4 ppb (7) N/A 15.0 ppb (15) N/A N/A N/A 0.68 ppb (8) N/A N/A 22.0
 
April 17, 2021, 7 a.m. 24.9 ppb (24) 7.7 ppb (8) N/A 17.0 ppb (17) N/A N/A N/A 0.68 ppb (8) N/A N/A 24.0
 
April 17, 2021, 6 a.m. 25.9 ppb (25) 8.7 ppb (9) N/A 17.0 ppb (17) N/A N/A N/A 0.73 ppb (8) N/A N/A 25.0
 
April 17, 2021, 5 a.m. 43.1 ppb (41) 17.0 ppb (17) N/A 26.0 ppb (25) N/A N/A N/A 0.9 ppb (11) N/A N/A 41.0
 
April 17, 2021, 4 a.m. 35.6 ppb (34) 12.6 ppb (12) N/A 23.0 ppb (22) N/A N/A N/A 0.81 ppb (10) N/A N/A 34.0
 
April 17, 2021, 3 a.m. 34.2 ppb (33) 14.7 ppb (14) N/A 20.0 ppb (19) N/A N/A N/A 0.79 ppb (10) N/A N/A 33.0
 
April 17, 2021, 2 a.m. 28.9 ppb (28) 12.3 ppb (12) N/A 17.0 ppb (17) N/A N/A N/A 0.77 ppb (10) N/A N/A 28.0
 
April 17, 2021, 1 a.m. 27.8 ppb (27) 12.3 ppb (12) N/A 16.0 ppb (16) N/A N/A N/A 0.74 ppb (8) N/A N/A 27.0
 
April 17, 2021, midnight 26.8 ppb (26) 13.1 ppb (13) N/A 14.0 ppb (14) N/A N/A N/A 0.64 ppb (7) N/A N/A 26.0
 
April 16, 2021, 11 p.m. 28.7 ppb (28) 14.0 ppb (14) N/A 15.0 ppb (15) N/A N/A N/A 0.64 ppb (7) N/A N/A 28.0
 
April 16, 2021, 10 p.m. 31.7 ppb (30) 16.9 ppb (16) N/A 15.0 ppb (15) N/A N/A N/A 0.69 ppb (8) N/A N/A 30.0
 
April 16, 2021, 9 p.m. 26.0 ppb (25) 11.2 ppb (11) N/A 15.0 ppb (15) N/A N/A N/A 0.54 ppb (6) N/A N/A 25.0
 
April 16, 2021, 8 p.m. 28.3 ppb (27) 12.8 ppb (13) N/A 16.0 ppb (16) N/A N/A N/A 0.57 ppb (7) N/A N/A 27.0
 
April 16, 2021, 7 p.m. 30.3 ppb (29) 14.2 ppb (14) N/A 16.0 ppb (16) N/A N/A N/A 0.63 ppb (7) N/A N/A 29.0
 
April 16, 2021, 6 p.m. 34.4 ppb (33) 14.6 ppb (14) N/A 20.0 ppb (19) N/A N/A N/A 0.66 ppb (8) N/A N/A 33.0
 
April 16, 2021, 5 p.m. 40.4 ppb (39) 18.1 ppb (18) N/A 22.0 ppb (21) N/A N/A N/A 0.77 ppb (10) N/A N/A 39.0
 
April 16, 2021, 4 p.m. 39.4 ppb (38) 18.7 ppb (18) N/A 21.0 ppb (20) N/A N/A N/A 0.64 ppb (7) N/A N/A 38.0
 
April 16, 2021, 3 p.m. 41.1 ppb (39) 20.3 ppb (20) N/A 21.0 ppb (20) N/A N/A N/A 0.85 ppb (10) N/A N/A 39.0
 
April 16, 2021, 2 p.m. 34.0 ppb (33) 17.4 ppb (17) N/A 17.0 ppb (17) N/A N/A N/A 0.72 ppb (8) N/A N/A 33.0
 
April 16, 2021, 1 p.m. 41.6 ppb (40) 18.1 ppb (18) N/A 23.0 ppb (22) N/A N/A N/A 0.73 ppb (8) N/A N/A 40.0
 
April 16, 2021, noon 43.7 ppb (42) 20.0 ppb (19) N/A 24.0 ppb (23) N/A N/A N/A 0.85 ppb (10) N/A N/A 42.0
 
April 16, 2021, 11 a.m. 18.4 ppb (18) 4.6 ppb (5) N/A 14.0 ppb (14) N/A N/A N/A 0.55 ppb (7) N/A N/A 18.0
 
April 16, 2021, 10 a.m. 14.2 ppb (14) 2.6 ppb (3) N/A 12.0 ppb (12) N/A N/A N/A 0.46 ppb (6) N/A N/A 14.0
 
April 16, 2021, 9 a.m. 16.1 ppb (16) 3.2 ppb (4) N/A 13.0 ppb (13) N/A N/A N/A 0.54 ppb (6) N/A N/A 16.0
 
April 16, 2021, 8 a.m. 15.9 ppb (15) 2.7 ppb (3) N/A 13.0 ppb (13) N/A N/A N/A 0.52 ppb (6) N/A N/A 15.0
 
April 16, 2021, 7 a.m. 26.2 ppb (25) 7.5 ppb (8) N/A 19.0 ppb (18) N/A N/A N/A 0.59 ppb (7) N/A N/A 25.0
 
April 16, 2021, 6 a.m. 40.2 ppb (38) 15.7 ppb (15) N/A 24.0 ppb (23) N/A N/A N/A 0.86 ppb (11) N/A N/A 38.0
 
April 16, 2021, 5 a.m. 42.2 ppb (40) 16.9 ppb (16) N/A 25.0 ppb (24) N/A N/A N/A 0.78 ppb (10) N/A N/A 40.0
 
April 16, 2021, 4 a.m. 40.4 ppb (39) 18.6 ppb (18) N/A 22.0 ppb (21) N/A N/A N/A 0.85 ppb (10) N/A N/A 39.0
 
April 16, 2021, 3 a.m. 39.1 ppb (37) 16.8 ppb (16) N/A 22.0 ppb (21) N/A N/A N/A 0.83 ppb (10) N/A N/A 37.0
 
April 16, 2021, 2 a.m. 32.3 ppb (31) 14.3 ppb (14) N/A 18.0 ppb (17) N/A N/A N/A 0.65 ppb (8) N/A N/A 31.0
 
April 16, 2021, 1 a.m. 32.1 ppb (31) 14.9 ppb (15) N/A 17.0 ppb (17) N/A N/A N/A 0.74 ppb (8) N/A N/A 31.0
 
April 16, 2021, midnight 28.4 ppb (27) 14.0 ppb (14) N/A 14.0 ppb (14) N/A N/A N/A 0.68 ppb (8) N/A N/A 27.0
 
April 15, 2021, 11 p.m. 27.8 ppb (27) 14.4 ppb (14) N/A 13.0 ppb (13) N/A N/A N/A 0.61 ppb (7) N/A N/A 27.0
 
April 15, 2021, 10 p.m. 29.8 ppb (29) 14.6 ppb (14) N/A 15.0 ppb (15) N/A N/A N/A 0.73 ppb (8) N/A N/A 29.0
 
April 15, 2021, 9 p.m. 28.5 ppb (27) 13.9 ppb (14) N/A 15.0 ppb (15) N/A N/A N/A 0.55 ppb (7) N/A N/A 27.0
 
April 15, 2021, 8 p.m. 28.9 ppb (28) 13.4 ppb (13) N/A 15.0 ppb (15) N/A N/A N/A 0.55 ppb (7) N/A N/A 28.0
 
April 15, 2021, 7 p.m. 31.1 ppb (30) 14.6 ppb (14) N/A 17.0 ppb (17) N/A N/A N/A 0.58 ppb (7) N/A N/A 30.0
 
April 15, 2021, 6 p.m. 33.2 ppb (32) 15.6 ppb (15) N/A 18.0 ppb (17) N/A N/A N/A 0.61 ppb (7) N/A N/A 32.0
 
April 15, 2021, 5 p.m. 35.5 ppb (34) 17.2 ppb (17) N/A 18.0 ppb (17) N/A N/A N/A 0.58 ppb (7) N/A N/A 34.0
 
April 15, 2021, 4 p.m. 30.2 ppb (29) 13.7 ppb (13) N/A 16.0 ppb (16) N/A N/A N/A 0.54 ppb (6) N/A N/A 29.0
 
April 15, 2021, 3 p.m. 31.5 ppb (30) 15.9 ppb (15) N/A 16.0 ppb (16) N/A N/A N/A 0.62 ppb (7) N/A N/A 30.0
 
April 15, 2021, 2 p.m. 42.2 ppb (40) 21.6 ppb (21) N/A 21.0 ppb (20) N/A N/A N/A 0.69 ppb (8) N/A N/A 40.0
 
April 15, 2021, 1 p.m. 32.8 ppb (31) 14.3 ppb (14) N/A 18.0 ppb (17) N/A N/A N/A 0.56 ppb (7) N/A N/A 31.0
 
April 15, 2021, noon 41.1 ppb (39) 14.4 ppb (14) N/A 27.0 ppb (26) N/A N/A N/A 0.71 ppb (8) N/A N/A 39.0
 
April 15, 2021, 11 a.m. 19.8 ppb (19) 6.7 ppb (7) N/A 13.0 ppb (13) N/A N/A N/A 0.45 ppb (6) N/A N/A 19.0