ID: 241

AQSQID: 061072002

Site Name: Visalia - N. Church Street

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

Updated: Dec. 9, 2021, 8:07 a.m.

Location: Visalia (Downtown), CA

Reporting: True, Located: True

Current AQI: 122.0

Visalia (Downtown) CA, US: 36.33252, -119.29095

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Dec. 9, 2021, 6 a.m. 40.1 ppb (38) 18.4 ppb (18) N/A 22.0 ppb (21) N/A N/A 1.0 ppb (1) N/A 69.0 μg/m3 (58) 44.0 μg/m3 (122) 122.0
 
Dec. 9, 2021, 5 a.m. 48.3 ppb (46) 24.4 ppb (24) N/A 24.0 ppb (23) N/A N/A 1.0 ppb (1) N/A 77.0 μg/m3 (62) 47.0 μg/m3 (130) 130.0
 
Dec. 9, 2021, 4 a.m. 43.5 ppb (42) 15.6 ppb (15) N/A 28.0 ppb (27) N/A N/A 1.0 ppb (1) N/A 68.0 μg/m3 (58) 43.0 μg/m3 (120) 120.0
 
Dec. 9, 2021, 3 a.m. 40.8 ppb (39) 11.6 ppb (11) N/A 29.0 ppb (28) N/A N/A 3.0 ppb (3) N/A 70.0 μg/m3 (59) 47.0 μg/m3 (130) 130.0
 
Dec. 9, 2021, 2 a.m. 32.4 ppb (31) 5.8 ppb (6) N/A 27.0 ppb (26) N/A N/A 5.0 ppb (5) N/A 71.0 μg/m3 (59) 38.0 μg/m3 (108) 108.0
 
Dec. 9, 2021, 1 a.m. 25.0 ppb (24) 3.9 ppb (4) N/A 21.0 ppb (20) N/A N/A 12.0 ppb (12) N/A 90.0 μg/m3 (69) 40.0 μg/m3 (113) 113.0
 
Dec. 9, 2021, midnight 13.4 ppb (13) 1.8 ppb (2) N/A 12.0 ppb (12) N/A N/A 24.0 ppb (23) N/A 55.0 μg/m3 (51) 34.0 μg/m3 (98) 98.0
 
Dec. 8, 2021, 11 p.m. 9.5 ppb (9) 2.0 ppb (2) N/A 8.0 ppb (8) N/A N/A 30.0 ppb (28) N/A 54.0 μg/m3 (50) 33.0 μg/m3 (95) 95.0
 
Dec. 8, 2021, 10 p.m. 9.6 ppb (10) 2.6 ppb (3) N/A 7.0 ppb (7) N/A N/A 30.0 ppb (28) N/A 56.0 μg/m3 (52) 34.0 μg/m3 (98) 98.0
 
Dec. 8, 2021, 9 p.m. 8.7 ppb (9) 2.8 ppb (3) N/A 6.0 ppb (6) N/A N/A 31.0 ppb (29) N/A 43.0 μg/m3 (40) 28.0 μg/m3 (85) 85.0
 
Dec. 8, 2021, 8 p.m. 10.5 ppb (10) 4.3 ppb (5) N/A 6.0 ppb (6) N/A N/A 28.0 ppb (26) N/A 45.0 μg/m3 (42) 30.0 μg/m3 (89) 89.0
 
Dec. 8, 2021, 7 p.m. 12.6 ppb (12) 5.4 ppb (6) N/A 7.0 ppb (7) N/A N/A 22.0 ppb (21) N/A 42.0 μg/m3 (39) 34.0 μg/m3 (98) 98.0
 
Dec. 8, 2021, 6 p.m. 22.3 ppb (22) 12.1 ppb (12) N/A 10.0 ppb (10) N/A N/A 12.0 ppb (12) N/A 44.0 μg/m3 (41) 30.0 μg/m3 (89) 89.0
 
Dec. 8, 2021, 5 p.m. 23.1 ppb (22) 14.7 ppb (14) N/A 8.0 ppb (8) N/A N/A 4.0 ppb (4) N/A 36.0 μg/m3 (34) 26.0 μg/m3 (81) 81.0
 
Dec. 8, 2021, 4 p.m. 27.5 ppb (26) 19.8 ppb (19) N/A 8.0 ppb (8) N/A N/A 2.0 ppb (2) N/A 22.0 μg/m3 (21) 12.0 μg/m3 (50) 50.0
 
Dec. 8, 2021, 3 p.m. 28.3 ppb (27) 20.5 ppb (20) N/A 8.0 ppb (8) N/A N/A 1.0 ppb (1) N/A 21.0 μg/m3 (20) 13.0 μg/m3 (53) 53.0
 
Dec. 8, 2021, 2 p.m. 28.6 ppb (27) 19.5 ppb (19) N/A 9.0 ppb (9) N/A N/A 0.0 ppb (0) N/A 17.0 μg/m3 (16) 11.0 μg/m3 (46) 46.0
 
Dec. 8, 2021, 1 p.m. 25.1 ppb (24) 15.0 ppb (15) N/A 10.0 ppb (10) N/A N/A 0.0 ppb (0) N/A 21.0 μg/m3 (20) 14.0 μg/m3 (55) 55.0
 
Dec. 8, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 16.0 μg/m3 (15) 15.0 μg/m3 (58) 58.0
 
Dec. 8, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 12.0 μg/m3 (50) 50.0
 
Dec. 8, 2021, 10 a.m. 16.6 ppb (16) 5.1 ppb (5) N/A 12.0 ppb (12) N/A N/A 1.0 ppb (1) N/A 16.0 μg/m3 (15) 13.0 μg/m3 (53) 53.0
 
Dec. 8, 2021, 9 a.m. 16.3 ppb (16) 6.0 ppb (6) N/A 10.0 ppb (10) N/A N/A 1.0 ppb (1) N/A 23.0 μg/m3 (22) 22.0 μg/m3 (72) 72.0
 
Dec. 8, 2021, 8 a.m. 29.5 ppb (28) 16.6 ppb (16) N/A 13.0 ppb (13) N/A N/A 1.0 ppb (1) N/A 50.0 μg/m3 (47) 36.0 μg/m3 (103) 103.0
 
Dec. 8, 2021, 7 a.m. 28.0 ppb (27) 15.6 ppb (15) N/A 12.0 ppb (12) N/A N/A 1.0 ppb (1) N/A 42.0 μg/m3 (39) 28.0 μg/m3 (85) 85.0
 
Dec. 8, 2021, 6 a.m. 24.6 ppb (24) 11.3 ppb (11) N/A 13.0 ppb (13) N/A N/A 0.0 ppb (0) N/A 42.0 μg/m3 (39) 24.0 μg/m3 (77) 77.0
 
Dec. 8, 2021, 5 a.m. 25.5 ppb (25) 11.2 ppb (11) N/A 14.0 ppb (14) N/A N/A 1.0 ppb (1) N/A 38.0 μg/m3 (36) 27.0 μg/m3 (83) 83.0
 
Dec. 8, 2021, 4 a.m. 33.1 ppb (32) 18.4 ppb (18) N/A 15.0 ppb (15) N/A N/A 1.0 ppb (1) N/A 43.0 μg/m3 (40) 34.0 μg/m3 (98) 98.0
 
Dec. 8, 2021, 3 a.m. 25.3 ppb (24) 9.1 ppb (9) N/A 16.0 ppb (16) N/A N/A 1.0 ppb (1) N/A 50.0 μg/m3 (47) 26.0 μg/m3 (81) 81.0
 
Dec. 8, 2021, 2 a.m. 32.8 ppb (31) 13.7 ppb (13) N/A 19.0 ppb (18) N/A N/A 1.0 ppb (1) N/A 56.0 μg/m3 (52) 36.0 μg/m3 (103) 103.0
 
Dec. 8, 2021, 1 a.m. 25.9 ppb (25) 7.8 ppb (8) N/A 18.0 ppb (17) N/A N/A 3.0 ppb (3) N/A 49.0 μg/m3 (46) 25.0 μg/m3 (79) 79.0
 
Dec. 8, 2021, midnight 15.0 ppb (15) 3.4 ppb (4) N/A 12.0 ppb (12) N/A N/A 11.0 ppb (11) N/A 34.0 μg/m3 (32) 28.0 μg/m3 (85) 85.0
 
Dec. 7, 2021, 11 p.m. 12.2 ppb (12) 4.3 ppb (5) N/A 8.0 ppb (8) N/A N/A 15.0 ppb (14) N/A 36.0 μg/m3 (34) 28.0 μg/m3 (85) 85.0
 
Dec. 7, 2021, 9 p.m. 11.8 ppb (12) 4.6 ppb (5) N/A 7.0 ppb (7) N/A N/A 16.0 ppb (15) N/A 39.0 μg/m3 (37) 33.0 μg/m3 (95) 95.0
 
Dec. 7, 2021, 8 p.m. 9.2 ppb (9) 3.3 ppb (4) N/A 6.0 ppb (6) N/A N/A 18.0 ppb (17) N/A 29.0 μg/m3 (27) 28.0 μg/m3 (85) 85.0
 
Dec. 7, 2021, 7 p.m. 11.9 ppb (12) 4.0 ppb (4) N/A 8.0 ppb (8) N/A N/A 12.0 ppb (12) N/A 42.0 μg/m3 (39) 34.0 μg/m3 (98) 98.0
 
Dec. 7, 2021, 6 p.m. 11.0 ppb (11) 3.7 ppb (4) N/A 7.0 ppb (7) N/A N/A 12.0 ppb (12) N/A 41.0 μg/m3 (38) 26.0 μg/m3 (81) 81.0
 
Dec. 7, 2021, 5 p.m. 7.3 ppb (7) 1.8 ppb (2) N/A 6.0 ppb (6) N/A N/A 15.0 ppb (14) N/A 41.0 μg/m3 (38) 32.0 μg/m3 (93) 93.0
 
Dec. 7, 2021, 4 p.m. 6.7 ppb (7) 1.5 ppb (2) N/A 5.0 ppb (5) N/A N/A 15.0 ppb (14) N/A 35.0 μg/m3 (33) 27.0 μg/m3 (83) 83.0
 
Dec. 7, 2021, 3 p.m. 8.8 ppb (9) 2.3 ppb (3) N/A 7.0 ppb (7) N/A N/A 11.0 ppb (11) N/A 46.0 μg/m3 (43) 34.0 μg/m3 (98) 98.0
 
Dec. 7, 2021, 2 p.m. 9.6 ppb (10) 2.2 ppb (3) N/A 8.0 ppb (8) N/A N/A 9.0 ppb (9) N/A 65.0 μg/m3 (56) 40.0 μg/m3 (113) 113.0
 
Dec. 7, 2021, 1 p.m. 9.1 ppb (9) 2.1 ppb (2) N/A 7.0 ppb (7) N/A N/A 8.0 ppb (8) N/A 68.0 μg/m3 (58) 41.0 μg/m3 (115) 115.0
 
Dec. 7, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 58.0 μg/m3 (53) 38.0 μg/m3 (108) 108.0
 
Dec. 7, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (33) 23.0 μg/m3 (74) 74.0
 
Dec. 7, 2021, 10 a.m. 7.0 ppb (7) 0.9 ppb (1) N/A 6.0 ppb (6) N/A N/A 13.0 ppb (13) N/A 35.0 μg/m3 (33) 30.0 μg/m3 (89) 89.0
 
Dec. 7, 2021, 9 a.m. 7.2 ppb (7) 1.8 ppb (2) N/A 5.0 ppb (5) N/A N/A 14.0 ppb (13) N/A 33.0 μg/m3 (31) 29.0 μg/m3 (87) 87.0
 
Dec. 7, 2021, 8 a.m. 4.8 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A 15.0 ppb (14) N/A 27.0 μg/m3 (25) 27.0 μg/m3 (83) 83.0
 
Dec. 7, 2021, 7 a.m. 6.6 ppb (7) 0.9 ppb (1) N/A 6.0 ppb (6) N/A N/A 15.0 ppb (14) N/A 31.0 μg/m3 (29) 27.0 μg/m3 (83) 83.0
 
Dec. 7, 2021, 6 a.m. 7.6 ppb (8) 1.5 ppb (2) N/A 6.0 ppb (6) N/A N/A 15.0 ppb (14) N/A 34.0 μg/m3 (32) 27.0 μg/m3 (83) 83.0
 
Dec. 7, 2021, 5 a.m. 5.1 ppb (5) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 19.0 ppb (18) N/A 28.0 μg/m3 (26) 22.0 μg/m3 (72) 72.0
 
Dec. 7, 2021, 4 a.m. 5.1 ppb (5) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 20.0 ppb (19) N/A 33.0 μg/m3 (31) 20.0 μg/m3 (68) 68.0
 
Dec. 7, 2021, 3 a.m. 6.3 ppb (6) 0.9 ppb (1) N/A 5.0 ppb (5) N/A N/A 20.0 ppb (19) N/A 31.0 μg/m3 (29) 20.0 μg/m3 (68) 68.0
 
Dec. 7, 2021, 2 a.m. 7.7 ppb (8) 1.0 ppb (1) N/A 7.0 ppb (7) N/A N/A 20.0 ppb (19) N/A 26.0 μg/m3 (25) 20.0 μg/m3 (68) 68.0
 
Dec. 7, 2021, 1 a.m. 8.6 ppb (9) 1.2 ppb (2) N/A 7.0 ppb (7) N/A N/A 20.0 ppb (19) N/A 31.0 μg/m3 (29) 23.0 μg/m3 (74) 74.0
 
Dec. 7, 2021, midnight 9.3 ppb (9) 1.3 ppb (2) N/A 8.0 ppb (8) N/A N/A 19.0 ppb (18) N/A 27.0 μg/m3 (25) 23.0 μg/m3 (74) 74.0
 
Dec. 6, 2021, 11 p.m. 8.1 ppb (8) 1.4 ppb (2) N/A 7.0 ppb (7) N/A N/A 21.0 ppb (20) N/A 20.0 μg/m3 (19) 23.0 μg/m3 (74) 74.0
 
Dec. 6, 2021, 10 p.m. 7.8 ppb (8) 1.9 ppb (2) N/A 6.0 ppb (6) N/A N/A 21.0 ppb (20) N/A 18.0 μg/m3 (17) 15.0 μg/m3 (58) 58.0
 
Dec. 6, 2021, 9 p.m. 9.1 ppb (9) 2.4 ppb (3) N/A 7.0 ppb (7) N/A N/A 22.0 ppb (21) N/A 15.0 μg/m3 (14) 19.0 μg/m3 (66) 66.0
 
Dec. 6, 2021, 8 p.m. 7.2 ppb (7) 1.8 ppb (2) N/A 5.0 ppb (5) N/A N/A 23.0 ppb (22) N/A 29.0 μg/m3 (27) 16.0 μg/m3 (60) 60.0
 
Dec. 6, 2021, 7 p.m. 9.4 ppb (9) 2.9 ppb (3) N/A 7.0 ppb (7) N/A N/A 22.0 ppb (21) N/A 21.0 μg/m3 (20) 17.0 μg/m3 (62) 62.0
 
Dec. 6, 2021, 6 p.m. 8.7 ppb (9) 2.2 ppb (3) N/A 7.0 ppb (7) N/A N/A 22.0 ppb (21) N/A 14.0 μg/m3 (13) 18.0 μg/m3 (64) 64.0
 
Dec. 6, 2021, 5 p.m. 6.9 ppb (7) 1.4 ppb (2) N/A 6.0 ppb (6) N/A N/A 23.0 ppb (22) N/A 15.0 μg/m3 (14) 13.0 μg/m3 (53) 53.0
 
Dec. 6, 2021, 4 p.m. 5.8 ppb (6) 1.1 ppb (2) N/A 5.0 ppb (5) N/A N/A 24.0 ppb (23) N/A 14.0 μg/m3 (13) 11.0 μg/m3 (46) 46.0
 
Dec. 6, 2021, 3 p.m. 6.7 ppb (7) 1.4 ppb (2) N/A 5.0 ppb (5) N/A N/A 23.0 ppb (22) N/A 20.0 μg/m3 (19) 13.0 μg/m3 (53) 53.0
 
Dec. 6, 2021, 1 p.m. 3.8 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 26.0 ppb (25) N/A 13.0 μg/m3 (13) 14.0 μg/m3 (55) 55.0
 
Dec. 6, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 14.0 μg/m3 (13) 12.0 μg/m3 (50) 50.0
 
Dec. 6, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (19) 14.0 μg/m3 (55) 55.0
 
Dec. 6, 2021, 10 a.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 26.0 ppb (25) N/A 26.0 μg/m3 (25) 19.0 μg/m3 (66) 66.0
 
Dec. 6, 2021, 9 a.m. 4.2 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 25.0 ppb (24) N/A 23.0 μg/m3 (22) 22.0 μg/m3 (72) 72.0
 
Dec. 6, 2021, 8 a.m. 3.3 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 26.0 ppb (25) N/A 25.0 μg/m3 (24) 17.0 μg/m3 (62) 62.0
 
Dec. 6, 2021, 7 a.m. 3.6 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 24.0 ppb (23) N/A 21.0 μg/m3 (20) 18.0 μg/m3 (64) 64.0
 
Dec. 6, 2021, 6 a.m. 4.2 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A N/A 26.0 ppb (25) N/A 21.0 μg/m3 (20) 20.0 μg/m3 (68) 68.0
 
Dec. 6, 2021, 5 a.m. 4.4 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A 24.0 ppb (23) N/A 21.0 μg/m3 (20) 19.0 μg/m3 (66) 66.0
 
Dec. 6, 2021, 4 a.m. 5.6 ppb (6) 1.1 ppb (2) N/A 5.0 ppb (5) N/A N/A 19.0 ppb (18) N/A 24.0 μg/m3 (23) 18.0 μg/m3 (64) 64.0
 
Dec. 6, 2021, 3 a.m. 5.3 ppb (5) 0.9 ppb (1) N/A 4.0 ppb (4) N/A N/A 17.0 ppb (16) N/A 22.0 μg/m3 (21) 20.0 μg/m3 (68) 68.0
 
Dec. 6, 2021, 2 a.m. 7.8 ppb (8) 1.8 ppb (2) N/A 6.0 ppb (6) N/A N/A 15.0 ppb (14) N/A 32.0 μg/m3 (30) 28.0 μg/m3 (85) 85.0
 
Dec. 6, 2021, 1 a.m. 7.4 ppb (7) 1.3 ppb (2) N/A 6.0 ppb (6) N/A N/A 15.0 ppb (14) N/A 37.0 μg/m3 (35) 30.0 μg/m3 (89) 89.0
 
Dec. 6, 2021, midnight 8.6 ppb (9) 1.3 ppb (2) N/A 7.0 ppb (7) N/A N/A 14.0 ppb (13) N/A 39.0 μg/m3 (37) 34.0 μg/m3 (98) 98.0
 
Dec. 5, 2021, 11 p.m. 11.1 ppb (11) 2.5 ppb (3) N/A 9.0 ppb (9) N/A N/A 13.0 ppb (13) N/A 42.0 μg/m3 (39) 37.0 μg/m3 (105) 105.0
 
Dec. 5, 2021, 10 p.m. 7.7 ppb (8) 1.5 ppb (2) N/A 6.0 ppb (6) N/A N/A 14.0 ppb (13) N/A 36.0 μg/m3 (34) 30.0 μg/m3 (89) 89.0
 
Dec. 5, 2021, 9 p.m. 8.6 ppb (9) 2.0 ppb (2) N/A 7.0 ppb (7) N/A N/A 14.0 ppb (13) N/A 35.0 μg/m3 (33) 32.0 μg/m3 (93) 93.0
 
Dec. 5, 2021, 8 p.m. 7.7 ppb (8) 2.0 ppb (2) N/A 6.0 ppb (6) N/A N/A 14.0 ppb (13) N/A 37.0 μg/m3 (35) 37.0 μg/m3 (105) 105.0
 
Dec. 5, 2021, 7 p.m. 8.0 ppb (8) 2.4 ppb (3) N/A 6.0 ppb (6) N/A N/A 13.0 ppb (13) N/A 39.0 μg/m3 (37) 27.0 μg/m3 (83) 83.0
 
Dec. 5, 2021, 6 p.m. 7.4 ppb (7) 2.2 ppb (3) N/A 5.0 ppb (5) N/A N/A 12.0 ppb (12) N/A 31.0 μg/m3 (29) 27.0 μg/m3 (83) 83.0
 
Dec. 5, 2021, 5 p.m. 7.8 ppb (8) 2.5 ppb (3) N/A 5.0 ppb (5) N/A N/A 11.0 ppb (11) N/A 28.0 μg/m3 (26) 26.0 μg/m3 (81) 81.0
 
Dec. 5, 2021, 4 p.m. 6.8 ppb (7) 1.6 ppb (2) N/A 5.0 ppb (5) N/A N/A 12.0 ppb (12) N/A 38.0 μg/m3 (36) 30.0 μg/m3 (89) 89.0
 
Dec. 5, 2021, 3 p.m. 7.0 ppb (7) 1.5 ppb (2) N/A 6.0 ppb (6) N/A N/A 10.0 ppb (10) N/A 40.0 μg/m3 (38) 30.0 μg/m3 (89) 89.0
 
Dec. 5, 2021, 2 p.m. 7.1 ppb (7) 1.2 ppb (2) N/A 6.0 ppb (6) N/A N/A 11.0 ppb (11) N/A 38.0 μg/m3 (36) 32.0 μg/m3 (93) 93.0
 
Dec. 5, 2021, 1 p.m. 7.8 ppb (8) 1.3 ppb (2) N/A 7.0 ppb (7) N/A N/A 7.0 ppb (7) N/A 35.0 μg/m3 (33) 36.0 μg/m3 (103) 103.0
 
Dec. 5, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 41.0 μg/m3 (38) 33.0 μg/m3 (95) 95.0
 
Dec. 5, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 39.0 μg/m3 (37) 34.0 μg/m3 (98) 98.0
 
Dec. 5, 2021, 10 a.m. 7.9 ppb (8) 1.0 ppb (1) N/A 7.0 ppb (7) N/A N/A 7.0 ppb (7) N/A 41.0 μg/m3 (38) 32.0 μg/m3 (93) 93.0
 
Dec. 5, 2021, 9 a.m. 7.8 ppb (8) 1.1 ppb (2) N/A 7.0 ppb (7) N/A N/A 8.0 ppb (8) N/A 40.0 μg/m3 (38) 31.0 μg/m3 (91) 91.0
 
Dec. 5, 2021, 8 a.m. 7.4 ppb (7) 0.9 ppb (1) N/A 7.0 ppb (7) N/A N/A 9.0 ppb (9) N/A 35.0 μg/m3 (33) 32.0 μg/m3 (93) 93.0
 
Dec. 5, 2021, 7 a.m. 7.6 ppb (8) 1.0 ppb (1) N/A 7.0 ppb (7) N/A N/A 10.0 ppb (10) N/A 34.0 μg/m3 (32) 28.0 μg/m3 (85) 85.0
 
Dec. 5, 2021, 6 a.m. 7.6 ppb (8) 1.0 ppb (1) N/A 7.0 ppb (7) N/A N/A 11.0 ppb (11) N/A 35.0 μg/m3 (33) 30.0 μg/m3 (89) 89.0
 
Dec. 5, 2021, 5 a.m. 9.1 ppb (9) 1.0 ppb (1) N/A 8.0 ppb (8) N/A N/A 9.0 ppb (9) N/A 43.0 μg/m3 (40) 34.0 μg/m3 (98) 98.0
 
Dec. 5, 2021, 4 a.m. 7.8 ppb (8) 0.9 ppb (1) N/A 7.0 ppb (7) N/A N/A 12.0 ppb (12) N/A 31.0 μg/m3 (29) 29.0 μg/m3 (87) 87.0
 
Dec. 5, 2021, 3 a.m. 8.7 ppb (9) 1.3 ppb (2) N/A 7.0 ppb (7) N/A N/A 12.0 ppb (12) N/A 33.0 μg/m3 (31) 28.0 μg/m3 (85) 85.0
 
Dec. 5, 2021, 2 a.m. 13.6 ppb (13) 2.9 ppb (3) N/A 11.0 ppb (11) N/A N/A 8.0 ppb (8) N/A 50.0 μg/m3 (47) 28.0 μg/m3 (85) 85.0
 
Dec. 5, 2021, 1 a.m. 13.3 ppb (13) 2.0 ppb (2) N/A 11.0 ppb (11) N/A N/A 11.0 ppb (11) N/A 46.0 μg/m3 (43) 32.0 μg/m3 (93) 93.0
 
Dec. 5, 2021, midnight 12.4 ppb (12) 1.8 ppb (2) N/A 11.0 ppb (11) N/A N/A 17.0 ppb (16) N/A 51.0 μg/m3 (48) 35.0 μg/m3 (100) 100.0
 
Dec. 4, 2021, 11 p.m. 12.0 ppb (12) 2.6 ppb (3) N/A 9.0 ppb (9) N/A N/A 22.0 ppb (21) N/A 65.0 μg/m3 (56) 36.0 μg/m3 (103) 103.0
 
Dec. 4, 2021, 10 p.m. 14.1 ppb (14) 4.4 ppb (5) N/A 10.0 ppb (10) N/A N/A 24.0 ppb (23) N/A 75.0 μg/m3 (61) 48.0 μg/m3 (132) 132.0
 
Dec. 4, 2021, 9 p.m. 19.9 ppb (19) 6.3 ppb (6) N/A 14.0 ppb (14) N/A N/A 22.0 ppb (21) N/A 86.0 μg/m3 (67) 53.0 μg/m3 (145) 145.0
 
Dec. 4, 2021, 8 p.m. 24.2 ppb (23) 9.8 ppb (10) N/A 14.0 ppb (14) N/A N/A 18.0 ppb (17) N/A 84.0 μg/m3 (66) 54.0 μg/m3 (147) 147.0
 
Dec. 4, 2021, 7 p.m. 26.4 ppb (25) 12.9 ppb (13) N/A 14.0 ppb (14) N/A N/A 12.0 ppb (12) N/A 73.0 μg/m3 (60) 46.0 μg/m3 (127) 127.0
 
Dec. 4, 2021, 6 p.m. 30.5 ppb (29) 17.6 ppb (17) N/A 13.0 ppb (13) N/A N/A 9.0 ppb (9) N/A 70.0 μg/m3 (59) 46.0 μg/m3 (127) 127.0
 
Dec. 4, 2021, 5 p.m. 33.8 ppb (32) 22.3 ppb (22) N/A 12.0 ppb (12) N/A N/A 4.0 ppb (4) N/A 56.0 μg/m3 (52) 34.0 μg/m3 (98) 98.0
 
Dec. 4, 2021, 4 p.m. 26.8 ppb (26) 16.3 ppb (16) N/A 11.0 ppb (11) N/A N/A 2.0 ppb (2) N/A 40.0 μg/m3 (38) 31.0 μg/m3 (91) 91.0
 
Dec. 4, 2021, 3 p.m. 27.0 ppb (26) 13.9 ppb (14) N/A 13.0 ppb (13) N/A N/A 1.0 ppb (1) N/A 31.0 μg/m3 (29) 30.0 μg/m3 (89) 89.0
 
Dec. 4, 2021, 2 p.m. 43.3 ppb (41) 28.9 ppb (28) N/A 14.0 ppb (14) N/A N/A 0.0 ppb (0) N/A 65.0 μg/m3 (56) 45.0 μg/m3 (125) 125.0
 
Dec. 4, 2021, 1 p.m. 50.5 ppb (48) 32.2 ppb (31) N/A 18.0 ppb (17) N/A N/A 0.0 ppb (0) N/A 84.0 μg/m3 (66) 56.0 μg/m3 (152) 152.0
 
Dec. 4, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 90.0 μg/m3 (69) 58.0 μg/m3 (153) 153.0
 
Dec. 4, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 109.0 μg/m3 (78) 78.0 μg/m3 (163) 163.0
 
Dec. 4, 2021, 10 a.m. 51.4 ppb (49) 28.2 ppb (27) N/A 23.0 ppb (22) N/A N/A 1.0 ppb (1) N/A 124.0 μg/m3 (86) 65.0 μg/m3 (156) 156.0
 
Dec. 4, 2021, 9 a.m. 46.1 ppb (44) 20.4 ppb (20) N/A 26.0 ppb (25) N/A N/A 1.0 ppb (1) N/A 105.0 μg/m3 (76) 66.0 μg/m3 (157) 157.0
 
Dec. 4, 2021, 8 a.m. 34.7 ppb (33) 7.3 ppb (7) N/A 27.0 ppb (26) N/A N/A 1.0 ppb (1) N/A 104.0 μg/m3 (76) 64.0 μg/m3 (156) 156.0
 
Dec. 4, 2021, 7 a.m. 36.6 ppb (35) 7.9 ppb (8) N/A 29.0 ppb (28) N/A N/A 1.0 ppb (1) N/A 112.0 μg/m3 (80) 65.0 μg/m3 (156) 156.0
 
Dec. 4, 2021, 6 a.m. 62.5 ppb (61) 29.6 ppb (28) N/A 33.0 ppb (32) N/A N/A 1.0 ppb (1) N/A 128.0 μg/m3 (88) 65.0 μg/m3 (156) 156.0
 
Dec. 4, 2021, 5 a.m. 64.7 ppb (63) 28.4 ppb (27) N/A 36.0 ppb (34) N/A N/A 1.0 ppb (1) N/A 138.0 μg/m3 (93) 70.0 μg/m3 (159) 159.0
 
Dec. 4, 2021, 4 a.m. 76.9 ppb (76) 40.1 ppb (38) N/A 37.0 ppb (35) N/A N/A 1.0 ppb (1) N/A 168.0 μg/m3 (108) 73.0 μg/m3 (161) 161.0
 
Dec. 4, 2021, 3 a.m. 77.6 ppb (77) 32.1 ppb (31) N/A 46.0 ppb (44) N/A N/A 1.0 ppb (1) N/A 141.0 μg/m3 (94) 73.0 μg/m3 (161) 161.0
 
Dec. 4, 2021, 2 a.m. 70.3 ppb (69) 20.7 ppb (20) N/A 50.0 ppb (48) N/A N/A 3.0 ppb (3) N/A 148.0 μg/m3 (98) 66.0 μg/m3 (157) 157.0
 
Dec. 4, 2021, 1 a.m. 51.8 ppb (49) 6.0 ppb (6) N/A 46.0 ppb (44) N/A N/A 11.0 ppb (11) N/A 142.0 μg/m3 (95) 68.0 μg/m3 (158) 158.0
 
Dec. 4, 2021, midnight 24.5 ppb (24) 1.2 ppb (2) N/A 23.0 ppb (22) N/A N/A 40.0 ppb (38) N/A 111.0 μg/m3 (79) 58.0 μg/m3 (153) 153.0
 
Dec. 3, 2021, 11 p.m. 10.8 ppb (11) 1.1 ppb (2) N/A 10.0 ppb (10) N/A N/A 60.0 ppb (68) N/A 117.0 μg/m3 (82) 72.0 μg/m3 (160) 160.0
 
Dec. 3, 2021, 10 p.m. 9.2 ppb (9) 1.3 ppb (2) N/A 8.0 ppb (8) N/A N/A 63.0 ppb (78) N/A 132.0 μg/m3 (90) 69.0 μg/m3 (158) 158.0
 
Dec. 3, 2021, 9 p.m. 8.6 ppb (9) 1.4 ppb (2) N/A 7.0 ppb (7) N/A N/A 62.0 ppb (74) N/A 127.0 μg/m3 (87) 72.0 μg/m3 (160) 160.0
 
Dec. 3, 2021, 8 p.m. 10.7 ppb (11) 2.1 ppb (2) N/A 9.0 ppb (9) N/A N/A 56.0 ppb (55) N/A 123.0 μg/m3 (85) 73.0 μg/m3 (161) 161.0
 
Dec. 3, 2021, 7 p.m. 13.6 ppb (13) 3.1 ppb (3) N/A 11.0 ppb (11) N/A N/A 44.0 ppb (41) N/A 123.0 μg/m3 (85) 67.0 μg/m3 (157) 157.0
 
Dec. 3, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 120.0 μg/m3 (84) 69.0 μg/m3 (158) 158.0
 
Nov. 29, 2021, 6 a.m. 28.1 ppb (27) 5.9 ppb (6) N/A 22.0 ppb (21) N/A N/A 5.0 ppb (5) N/A 51.0 μg/m3 (48) 34.0 μg/m3 (98) 98.0
 
Nov. 29, 2021, 5 a.m. 32.9 ppb (32) 8.7 ppb (9) N/A 24.0 ppb (23) N/A N/A 4.0 ppb (4) N/A 69.0 μg/m3 (58) 43.0 μg/m3 (120) 120.0
 
Nov. 29, 2021, 4 a.m. 43.9 ppb (42) 14.4 ppb (14) N/A 30.0 ppb (29) N/A N/A 1.0 ppb (1) N/A 73.0 μg/m3 (60) 48.0 μg/m3 (132) 132.0
 
Nov. 29, 2021, 3 a.m. 57.0 ppb (55) 22.9 ppb (22) N/A 34.0 ppb (33) N/A N/A 1.0 ppb (1) N/A 86.0 μg/m3 (67) 39.0 μg/m3 (110) 110.0
 
Nov. 29, 2021, 2 a.m. 52.6 ppb (50) 11.1 ppb (11) N/A 42.0 ppb (40) N/A N/A 1.0 ppb (1) N/A 82.0 μg/m3 (65) 45.0 μg/m3 (125) 125.0
 
Nov. 29, 2021, 1 a.m. 34.7 ppb (33) 3.4 ppb (4) N/A 31.0 ppb (30) N/A N/A 16.0 ppb (15) N/A 308.0 μg/m3 (178) 53.0 μg/m3 (145) 178.0
 
Nov. 29, 2021, midnight 17.8 ppb (17) 3.6 ppb (4) N/A 14.0 ppb (14) N/A N/A 43.0 ppb (40) N/A 278.0 μg/m3 (163) 29.0 μg/m3 (87) 163.0
 
Nov. 28, 2021, 11 p.m. 6.0 ppb (6) 0.8 ppb (1) N/A 5.0 ppb (5) N/A N/A 53.0 ppb (50) N/A 47.0 μg/m3 (44) 29.0 μg/m3 (87) 87.0
 
Nov. 28, 2021, 10 p.m. 5.3 ppb (5) 1.1 ppb (2) N/A 4.0 ppb (4) N/A N/A 51.0 ppb (48) N/A 44.0 μg/m3 (41) 26.0 μg/m3 (81) 81.0
 
Nov. 28, 2021, 9 p.m. 4.9 ppb (5) 1.1 ppb (2) N/A 4.0 ppb (4) N/A N/A 51.0 ppb (48) N/A 36.0 μg/m3 (34) 29.0 μg/m3 (87) 87.0
 
Nov. 28, 2021, 8 p.m. 5.8 ppb (6) 1.5 ppb (2) N/A 4.0 ppb (4) N/A N/A 45.0 ppb (42) N/A 40.0 μg/m3 (38) 28.0 μg/m3 (85) 85.0
 
Nov. 28, 2021, 7 p.m. 8.9 ppb (9) 2.5 ppb (3) N/A 6.0 ppb (6) N/A N/A 39.0 ppb (37) N/A 45.0 μg/m3 (42) 24.0 μg/m3 (77) 77.0
 
Nov. 28, 2021, 6 p.m. 8.6 ppb (9) 2.8 ppb (3) N/A 6.0 ppb (6) N/A N/A 33.0 ppb (31) N/A 37.0 μg/m3 (35) 24.0 μg/m3 (77) 77.0
 
Nov. 28, 2021, 5 p.m. 10.4 ppb (10) 3.8 ppb (4) N/A 7.0 ppb (7) N/A N/A 24.0 ppb (23) N/A 41.0 μg/m3 (38) 24.0 μg/m3 (77) 77.0
 
Nov. 28, 2021, 4 p.m. 18.0 ppb (17) 7.5 ppb (8) N/A 11.0 ppb (11) N/A N/A 13.0 ppb (13) N/A 29.0 μg/m3 (27) 19.0 μg/m3 (66) 66.0
 
Nov. 28, 2021, 3 p.m. 28.5 ppb (27) 15.2 ppb (15) N/A 13.0 ppb (13) N/A N/A 3.0 ppb (3) N/A 28.0 μg/m3 (26) 15.0 μg/m3 (58) 58.0
 
Nov. 28, 2021, 2 p.m. 20.9 ppb (20) 9.2 ppb (9) N/A 12.0 ppb (12) N/A N/A 1.0 ppb (1) N/A 31.0 μg/m3 (29) 23.0 μg/m3 (74) 74.0
 
Nov. 28, 2021, 1 p.m. 18.0 ppb (17) 5.6 ppb (6) N/A 12.0 ppb (12) N/A N/A 1.0 ppb (1) N/A 29.0 μg/m3 (27) 25.0 μg/m3 (79) 79.0
 
Nov. 28, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (24) 22.0 μg/m3 (72) 72.0
 
Nov. 28, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (20) 11.0 μg/m3 (46) 46.0
 
Nov. 28, 2021, 10 a.m. 10.2 ppb (10) 1.7 ppb (2) N/A 9.0 ppb (9) N/A N/A 14.0 ppb (13) N/A 21.0 μg/m3 (20) 18.0 μg/m3 (64) 64.0
 
Nov. 28, 2021, 9 a.m. 8.3 ppb (8) 1.5 ppb (2) N/A 7.0 ppb (7) N/A N/A 16.0 ppb (15) N/A 29.0 μg/m3 (27) 21.0 μg/m3 (70) 70.0
 
Nov. 28, 2021, 8 a.m. 9.7 ppb (10) 1.7 ppb (2) N/A 8.0 ppb (8) N/A N/A 14.0 ppb (13) N/A 35.0 μg/m3 (33) 23.0 μg/m3 (74) 74.0
 
Nov. 28, 2021, 7 a.m. 17.5 ppb (17) 2.6 ppb (3) N/A 15.0 ppb (15) N/A N/A 9.0 ppb (9) N/A 45.0 μg/m3 (42) 33.0 μg/m3 (95) 95.0
 
Nov. 28, 2021, 6 a.m. 15.7 ppb (15) 1.9 ppb (2) N/A 14.0 ppb (14) N/A N/A 9.0 ppb (9) N/A 45.0 μg/m3 (42) 38.0 μg/m3 (108) 108.0
 
Nov. 28, 2021, 5 a.m. 24.4 ppb (24) 5.2 ppb (5) N/A 19.0 ppb (18) N/A N/A 10.0 ppb (10) N/A 58.0 μg/m3 (53) 32.0 μg/m3 (93) 93.0
 
Nov. 28, 2021, 4 a.m. 52.7 ppb (50) 25.7 ppb (25) N/A 27.0 ppb (26) N/A N/A 1.0 ppb (1) N/A 91.0 μg/m3 (69) 56.0 μg/m3 (152) 152.0
 
Nov. 28, 2021, 3 a.m. 49.1 ppb (47) 18.3 ppb (18) N/A 31.0 ppb (30) N/A N/A 1.0 ppb (1) N/A 92.0 μg/m3 (70) 43.0 μg/m3 (120) 120.0
 
Nov. 28, 2021, 2 a.m. 51.4 ppb (49) 14.0 ppb (14) N/A 37.0 ppb (35) N/A N/A 2.0 ppb (2) N/A 77.0 μg/m3 (62) 39.0 μg/m3 (110) 110.0
 
Nov. 28, 2021, 1 a.m. 27.8 ppb (27) 1.5 ppb (2) N/A 26.0 ppb (25) N/A N/A 18.0 ppb (17) N/A 66.0 μg/m3 (57) 39.0 μg/m3 (110) 110.0
 
Nov. 28, 2021, midnight 12.0 ppb (12) 0.9 ppb (1) N/A 11.0 ppb (11) N/A N/A 39.0 ppb (37) N/A 51.0 μg/m3 (48) 30.0 μg/m3 (89) 89.0
 
Nov. 27, 2021, 11 p.m. 5.8 ppb (6) 0.9 ppb (1) N/A 5.0 ppb (5) N/A N/A 48.0 ppb (45) N/A 49.0 μg/m3 (46) 27.0 μg/m3 (83) 83.0
 
Nov. 27, 2021, 10 p.m. 7.1 ppb (7) 1.4 ppb (2) N/A 6.0 ppb (6) N/A N/A 49.0 ppb (46) N/A 56.0 μg/m3 (52) 36.0 μg/m3 (103) 103.0
 
Nov. 27, 2021, 9 p.m. 7.2 ppb (7) 1.7 ppb (2) N/A 6.0 ppb (6) N/A N/A 50.0 ppb (47) N/A 47.0 μg/m3 (44) 33.0 μg/m3 (95) 95.0
 
Nov. 27, 2021, 8 p.m. 9.5 ppb (9) 2.4 ppb (3) N/A 7.0 ppb (7) N/A N/A 45.0 ppb (42) N/A 47.0 μg/m3 (44) 36.0 μg/m3 (103) 103.0
 
Nov. 27, 2021, 7 p.m. 8.8 ppb (9) 2.5 ppb (3) N/A 6.0 ppb (6) N/A N/A 40.0 ppb (38) N/A 53.0 μg/m3 (50) 33.0 μg/m3 (95) 95.0
 
Nov. 27, 2021, 6 p.m. 9.0 ppb (9) 2.8 ppb (3) N/A 6.0 ppb (6) N/A N/A 33.0 ppb (31) N/A 51.0 μg/m3 (48) 36.0 μg/m3 (103) 103.0