ID: 241

AQSQID: 061072002

Site Name: Visalia - N. Church Street

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

Updated: July 15, 2020, 12:40 p.m.

Location: Visalia (Downtown), CA

Reporting: True, Located: True

Current AQI: 50.0

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
July 15, 2020, 11 a.m. 11.1 ppb (10) 0.4 ppb (0) N/A 11.0 ppb (10) N/A N/A 10.0 ppb (8) N/A N/A 12.0 μg/m3 (50) 50.0
 
July 15, 2020, 10 a.m. 9.5 ppb (9) 0.4 ppb (0) N/A 9.0 ppb (8) N/A N/A 14.0 ppb (11) N/A N/A 10.0 μg/m3 (42) 42.0
 
July 15, 2020, 9 a.m. 12.3 ppb (11) 0.5 ppb (0) N/A 12.0 ppb (11) N/A N/A 12.0 ppb (9) N/A N/A 13.0 μg/m3 (52) 52.0
 
July 15, 2020, 8 a.m. 14.2 ppb (13) 0.5 ppb (0) N/A 14.0 ppb (13) N/A N/A 11.0 ppb (8) N/A N/A 16.0 μg/m3 (59) 59.0
 
July 15, 2020, 7 a.m. 11.4 ppb (11) 0.5 ppb (0) N/A 11.0 ppb (10) N/A N/A 21.0 ppb (16) N/A N/A 17.0 μg/m3 (61) 61.0
 
July 15, 2020, 6 a.m. 10.0 ppb (9) 0.2 ppb (0) N/A 10.0 ppb (9) N/A N/A 31.0 ppb (24) N/A N/A 18.0 μg/m3 (63) 63.0
 
July 15, 2020, 5 a.m. 8.4 ppb (8) 0.0 ppb (0) N/A 9.0 ppb (8) N/A N/A 39.0 ppb (30) N/A N/A 21.0 μg/m3 (69) 69.0
 
July 15, 2020, 4 a.m. 9.1 ppb (8) 0.0 ppb (0) N/A 9.0 ppb (8) N/A N/A 42.0 ppb (32) N/A N/A 15.0 μg/m3 (56) 56.0
 
July 15, 2020, 3 a.m. 6.5 ppb (6) 0.1 ppb (0) N/A 6.0 ppb (6) N/A N/A 51.0 ppb (39) N/A N/A 18.0 μg/m3 (63) 63.0
 
July 15, 2020, 2 a.m. 3.3 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 59.0 ppb (45) N/A N/A 14.0 μg/m3 (54) 54.0
 
July 15, 2020, 1 a.m. 3.3 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 61.0 ppb (47) N/A N/A 19.0 μg/m3 (65) 65.0
 
July 15, 2020, midnight 3.8 ppb (4) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 66.0 ppb (51) N/A N/A 17.0 μg/m3 (61) 61.0
 
July 14, 2020, 11 p.m. 4.4 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A 69.0 ppb (53) N/A N/A 12.0 μg/m3 (50) 53.0
 
July 14, 2020, 10 p.m. 3.4 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 65.0 ppb (50) N/A N/A 13.0 μg/m3 (52) 52.0
 
July 14, 2020, 9 p.m. 3.6 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 58.0 ppb (45) N/A N/A 15.0 μg/m3 (56) 56.0
 
July 14, 2020, 8 p.m. 3.6 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 52.0 ppb (40) N/A N/A 8.0 μg/m3 (33) 40.0
 
July 14, 2020, 7 p.m. 4.1 ppb (4) 0.5 ppb (0) N/A 4.0 ppb (4) N/A N/A 45.0 ppb (35) N/A N/A 8.0 μg/m3 (33) 35.0
 
July 14, 2020, 6 p.m. 8.5 ppb (8) 1.7 ppb (2) N/A 7.0 ppb (6) N/A N/A 39.0 ppb (30) N/A N/A 17.0 μg/m3 (61) 61.0
 
July 14, 2020, 5 p.m. 12.2 ppb (11) 3.0 ppb (3) N/A 9.0 ppb (8) N/A N/A 30.0 ppb (23) N/A N/A 12.0 μg/m3 (50) 50.0
 
July 14, 2020, 4 p.m. 10.4 ppb (10) 2.9 ppb (3) N/A 8.0 ppb (7) N/A N/A 23.0 ppb (18) N/A N/A 7.0 μg/m3 (29) 29.0
 
July 14, 2020, 3 p.m. 8.2 ppb (8) 2.4 ppb (2) N/A 6.0 ppb (6) N/A N/A 18.0 ppb (14) N/A N/A 8.0 μg/m3 (33) 33.0
 
July 14, 2020, 2 p.m. 8.6 ppb (8) 2.4 ppb (2) N/A 6.0 ppb (6) N/A N/A 14.0 ppb (11) N/A N/A 2.0 μg/m3 (8) 11.0
 
July 14, 2020, 1 p.m. 8.1 ppb (8) 1.4 ppb (1) N/A 7.0 ppb (6) N/A N/A 13.0 ppb (10) N/A N/A 3.0 μg/m3 (12) 12.0
 
July 14, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (21) 21.0
 
July 14, 2020, 11 a.m. 4.5 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 18.0 ppb (14) N/A N/A 5.0 μg/m3 (21) 21.0
 
July 14, 2020, 10 a.m. 4.1 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A 19.0 ppb (15) N/A N/A 5.0 μg/m3 (21) 21.0
 
July 14, 2020, 9 a.m. 3.6 ppb (3) 0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A 23.0 ppb (18) N/A N/A 8.0 μg/m3 (33) 33.0
 
July 14, 2020, 8 a.m. 3.7 ppb (3) 0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A 25.0 ppb (19) N/A N/A 9.0 μg/m3 (38) 38.0
 
July 14, 2020, 7 a.m. 3.3 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A 28.0 ppb (22) N/A N/A 9.0 μg/m3 (38) 38.0
 
July 14, 2020, 6 a.m. 3.6 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 29.0 ppb (22) N/A N/A 5.0 μg/m3 (21) 22.0
 
July 14, 2020, 5 a.m. 5.0 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 24.0 ppb (18) N/A N/A 8.0 μg/m3 (33) 33.0
 
July 14, 2020, 4 a.m. 5.6 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 25.0 ppb (19) N/A N/A 9.0 μg/m3 (38) 38.0
 
July 14, 2020, 3 a.m. 5.6 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 29.0 ppb (22) N/A N/A 13.0 μg/m3 (52) 52.0
 
July 14, 2020, 2 a.m. 2.9 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 64.0 ppb (49) N/A N/A 7.0 μg/m3 (29) 49.0
 
July 14, 2020, 1 a.m. 2.1 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 56.0 ppb (43) N/A N/A 8.0 μg/m3 (33) 43.0
 
July 14, 2020, midnight 2.6 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A N/A 54.0 ppb (42) N/A N/A 6.0 μg/m3 (25) 42.0
 
July 13, 2020, 11 p.m. 3.2 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 59.0 ppb (45) N/A N/A 6.0 μg/m3 (25) 45.0
 
July 13, 2020, 10 p.m. 2.6 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 61.0 ppb (47) N/A 20.0 μg/m3 (18) 9.0 μg/m3 (38) 47.0
 
July 13, 2020, 9 p.m. 3.7 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 59.0 ppb (45) N/A 25.0 μg/m3 (23) 6.0 μg/m3 (25) 45.0
 
July 13, 2020, 8 p.m. 3.6 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A N/A 51.0 ppb (39) N/A 27.0 μg/m3 (25) 7.0 μg/m3 (29) 39.0
 
July 13, 2020, 7 p.m. 4.9 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 50.0 ppb (38) N/A 40.0 μg/m3 (36) 8.0 μg/m3 (33) 38.0
 
July 13, 2020, 6 p.m. 7.3 ppb (7) 0.6 ppb (1) N/A 7.0 ppb (6) N/A N/A 55.0 ppb (42) N/A 51.0 μg/m3 (46) 13.0 μg/m3 (52) 52.0
 
July 13, 2020, 5 p.m. 7.4 ppb (7) 0.8 ppb (1) N/A 7.0 ppb (6) N/A N/A 46.0 ppb (35) N/A 36.0 μg/m3 (33) 9.0 μg/m3 (38) 38.0
 
July 13, 2020, 4 p.m. 13.0 ppb (12) 2.8 ppb (3) N/A 10.0 ppb (9) N/A N/A 33.0 ppb (25) N/A 44.0 μg/m3 (40) 12.0 μg/m3 (50) 50.0
 
July 13, 2020, 3 p.m. 23.5 ppb (22) 7.3 ppb (7) N/A 16.0 ppb (15) N/A N/A 19.0 ppb (15) N/A 72.0 μg/m3 (58) 9.0 μg/m3 (38) 58.0
 
July 13, 2020, 2 p.m. 24.9 ppb (23) 8.0 ppb (7) N/A 17.0 ppb (16) N/A N/A 11.0 ppb (8) N/A 52.0 μg/m3 (47) 12.0 μg/m3 (50) 50.0
 
July 13, 2020, 1 p.m. 18.2 ppb (17) 2.7 ppb (3) N/A 16.0 ppb (15) N/A N/A 11.0 ppb (8) N/A 39.0 μg/m3 (35) 17.0 μg/m3 (61) 61.0
 
July 13, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 51.0 μg/m3 (46) 12.0 μg/m3 (50) 50.0
 
July 13, 2020, 11 a.m. 7.2 ppb (7) 0.1 ppb (0) N/A 7.0 ppb (6) N/A N/A 29.0 ppb (22) N/A 33.0 μg/m3 (30) 6.0 μg/m3 (25) 30.0
 
July 13, 2020, 10 a.m. 7.1 ppb (7) 0.3 ppb (0) N/A 7.0 ppb (6) N/A N/A 31.0 ppb (24) N/A 31.0 μg/m3 (28) 9.0 μg/m3 (38) 38.0
 
July 13, 2020, 9 a.m. 8.3 ppb (8) 0.3 ppb (0) N/A 8.0 ppb (7) N/A N/A 30.0 ppb (23) N/A 33.0 μg/m3 (30) 9.0 μg/m3 (38) 38.0
 
July 13, 2020, 8 a.m. 8.2 ppb (8) 0.3 ppb (0) N/A 8.0 ppb (7) N/A N/A 30.0 ppb (23) N/A 35.0 μg/m3 (32) 8.0 μg/m3 (33) 33.0
 
July 13, 2020, 7 a.m. 8.8 ppb (8) 0.0 ppb (0) N/A 9.0 ppb (8) N/A N/A 30.0 ppb (23) N/A N/A 13.0 μg/m3 (52) 52.0
 
July 13, 2020, 6 a.m. 9.4 ppb (9) 0.3 ppb (0) N/A 9.0 ppb (8) N/A N/A 31.0 ppb (24) N/A N/A 10.0 μg/m3 (42) 42.0
 
July 13, 2020, 5 a.m. 8.6 ppb (8) 0.2 ppb (0) N/A 8.0 ppb (7) N/A N/A 37.0 ppb (28) N/A N/A 13.0 μg/m3 (52) 52.0
 
July 13, 2020, 4 a.m. 6.7 ppb (6) 0.0 ppb (0) N/A 7.0 ppb (6) N/A N/A 44.0 ppb (34) N/A N/A 13.0 μg/m3 (52) 52.0
 
July 13, 2020, 3 a.m. 5.3 ppb (5) 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 57.0 ppb (44) N/A N/A 12.0 μg/m3 (50) 50.0
 
July 13, 2020, 2 a.m. 3.4 ppb (3) -0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A 66.0 ppb (51) N/A N/A 12.0 μg/m3 (50) 51.0
 
July 13, 2020, 1 a.m. 2.8 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 65.0 ppb (50) N/A N/A 11.0 μg/m3 (46) 50.0
 
July 13, 2020, midnight 2.1 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 65.0 ppb (50) N/A N/A 13.0 μg/m3 (52) 52.0
 
July 12, 2020, 11 p.m. 2.8 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 60.0 ppb (46) N/A N/A 7.0 μg/m3 (29) 46.0
 
July 12, 2020, 10 p.m. 2.5 ppb (2) -0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A 61.0 ppb (47) N/A N/A 9.0 μg/m3 (38) 47.0
 
July 12, 2020, 9 p.m. 3.4 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 65.0 ppb (50) N/A N/A 7.0 μg/m3 (29) 50.0
 
July 12, 2020, 8 p.m. 5.0 ppb (5) 0.6 ppb (1) N/A 4.0 ppb (4) N/A N/A 67.0 ppb (52) N/A N/A 9.0 μg/m3 (38) 52.0
 
July 12, 2020, 7 p.m. 5.0 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 66.0 ppb (51) N/A N/A 16.0 μg/m3 (59) 59.0
 
July 12, 2020, 6 p.m. 6.5 ppb (6) 0.5 ppb (0) N/A 6.0 ppb (6) N/A N/A 58.0 ppb (45) N/A N/A 8.0 μg/m3 (33) 45.0
 
July 12, 2020, 5 p.m. 10.2 ppb (9) 1.2 ppb (1) N/A 9.0 ppb (8) N/A N/A 51.0 ppb (39) N/A N/A 17.0 μg/m3 (61) 61.0
 
July 12, 2020, 4 p.m. 8.0 ppb (7) 0.9 ppb (1) N/A 7.0 ppb (6) N/A N/A 41.0 ppb (32) N/A N/A 14.0 μg/m3 (54) 54.0
 
July 12, 2020, 3 p.m. 12.4 ppb (11) 2.5 ppb (2) N/A 10.0 ppb (9) N/A N/A 28.0 ppb (22) N/A N/A 14.0 μg/m3 (54) 54.0
 
July 12, 2020, 2 p.m. 15.5 ppb (14) 3.9 ppb (4) N/A 12.0 ppb (11) N/A N/A 15.0 ppb (12) N/A N/A 19.0 μg/m3 (65) 65.0
 
July 12, 2020, 1 p.m. 22.3 ppb (21) 4.8 ppb (4) N/A 18.0 ppb (17) N/A N/A 6.0 ppb (5) N/A N/A 17.0 μg/m3 (61) 61.0
 
July 12, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (46) 46.0
 
July 12, 2020, 11 a.m. 10.4 ppb (10) 0.7 ppb (1) N/A 10.0 ppb (9) N/A N/A 14.0 ppb (11) N/A N/A 10.0 μg/m3 (42) 42.0
 
July 12, 2020, 10 a.m. 7.5 ppb (7) 0.4 ppb (0) N/A 7.0 ppb (6) N/A N/A 24.0 ppb (18) N/A N/A 9.0 μg/m3 (38) 38.0
 
July 12, 2020, 9 a.m. 6.9 ppb (6) 0.3 ppb (0) N/A 7.0 ppb (6) N/A N/A 29.0 ppb (22) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 12, 2020, 8 a.m. 7.3 ppb (7) 0.2 ppb (0) N/A 7.0 ppb (6) N/A N/A 31.0 ppb (24) N/A N/A 10.0 μg/m3 (42) 42.0
 
July 12, 2020, 7 a.m. 8.9 ppb (8) 0.1 ppb (0) N/A 9.0 ppb (8) N/A N/A 30.0 ppb (23) N/A N/A 13.0 μg/m3 (52) 52.0
 
July 12, 2020, 6 a.m. 8.1 ppb (8) 0.3 ppb (0) N/A 8.0 ppb (7) N/A N/A 33.0 ppb (25) N/A N/A 12.0 μg/m3 (50) 50.0
 
July 12, 2020, 5 a.m. 8.7 ppb (8) 0.2 ppb (0) N/A 9.0 ppb (8) N/A N/A 36.0 ppb (28) N/A N/A 17.0 μg/m3 (61) 61.0
 
July 12, 2020, 4 a.m. 5.3 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A N/A 48.0 ppb (37) N/A N/A 15.0 μg/m3 (56) 56.0
 
July 12, 2020, 3 a.m. 7.1 ppb (7) 0.3 ppb (0) N/A 7.0 ppb (6) N/A N/A 55.0 ppb (42) N/A N/A 18.0 μg/m3 (63) 63.0
 
July 12, 2020, 2 a.m. 4.1 ppb (4) -0.2 ppb (0) N/A 4.0 ppb (4) N/A N/A 64.0 ppb (49) N/A N/A 16.0 μg/m3 (59) 59.0
 
July 12, 2020, 1 a.m. 2.9 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 71.0 ppb (55) N/A N/A 10.0 μg/m3 (42) 55.0
 
July 12, 2020, midnight 2.8 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 70.0 ppb (54) N/A N/A 12.0 μg/m3 (50) 54.0
 
July 11, 2020, 11 p.m. 3.0 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 70.0 ppb (54) N/A N/A 9.0 μg/m3 (38) 54.0
 
July 11, 2020, 10 p.m. 3.2 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 72.0 ppb (56) N/A N/A 11.0 μg/m3 (46) 56.0
 
July 11, 2020, 9 p.m. 4.0 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A 74.0 ppb (57) N/A N/A 16.0 μg/m3 (59) 59.0
 
July 11, 2020, 8 p.m. 4.4 ppb (4) 0.5 ppb (0) N/A 4.0 ppb (4) N/A N/A 68.0 ppb (52) N/A N/A 7.0 μg/m3 (29) 52.0
 
July 11, 2020, 7 p.m. 6.7 ppb (6) 0.6 ppb (1) N/A 6.0 ppb (6) N/A N/A 72.0 ppb (56) N/A N/A 22.0 μg/m3 (71) 71.0
 
July 11, 2020, 6 p.m. 7.8 ppb (7) 0.7 ppb (1) N/A 7.0 ppb (6) N/A N/A 61.0 ppb (47) N/A N/A 16.0 μg/m3 (59) 59.0
 
July 11, 2020, 5 p.m. 12.8 ppb (12) 2.2 ppb (2) N/A 11.0 ppb (10) N/A N/A 46.0 ppb (35) N/A N/A 20.0 μg/m3 (67) 67.0
 
July 11, 2020, 4 p.m. 14.9 ppb (14) 2.9 ppb (3) N/A 12.0 ppb (11) N/A N/A 34.0 ppb (26) N/A N/A 26.0 μg/m3 (80) 80.0
 
July 11, 2020, 3 p.m. 15.6 ppb (14) 3.9 ppb (4) N/A 12.0 ppb (11) N/A N/A 24.0 ppb (18) N/A N/A 13.0 μg/m3 (52) 52.0
 
July 11, 2020, 2 p.m. 25.3 ppb (23) 8.5 ppb (8) N/A 17.0 ppb (16) N/A N/A 11.0 ppb (8) N/A N/A 17.0 μg/m3 (61) 61.0
 
July 11, 2020, 1 p.m. 22.4 ppb (21) 5.2 ppb (5) N/A 17.0 ppb (16) N/A N/A 7.0 ppb (5) N/A N/A 18.0 μg/m3 (63) 63.0
 
July 11, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 20.0 μg/m3 (67) 67.0
 
July 11, 2020, 11 a.m. 18.6 ppb (17) 1.1 ppb (1) N/A 17.0 ppb (16) N/A N/A 5.0 ppb (4) N/A N/A 15.0 μg/m3 (56) 56.0
 
July 11, 2020, 10 a.m. 15.0 ppb (14) 0.9 ppb (1) N/A 14.0 ppb (13) N/A N/A 8.0 ppb (6) N/A N/A 14.0 μg/m3 (54) 54.0
 
July 11, 2020, 9 a.m. 12.5 ppb (12) 0.7 ppb (1) N/A 12.0 ppb (11) N/A N/A 14.0 ppb (11) N/A N/A 16.0 μg/m3 (59) 59.0
 
July 11, 2020, 8 a.m. 15.5 ppb (14) 0.6 ppb (1) N/A 15.0 ppb (14) N/A N/A 16.0 ppb (12) N/A N/A 8.0 μg/m3 (33) 33.0
 
July 11, 2020, 7 a.m. 13.6 ppb (13) 0.6 ppb (1) N/A 13.0 ppb (12) N/A N/A 21.0 ppb (16) N/A N/A 10.0 μg/m3 (42) 42.0
 
July 11, 2020, 6 a.m. 10.0 ppb (9) 0.4 ppb (0) N/A 10.0 ppb (9) N/A N/A 28.0 ppb (22) N/A N/A 14.0 μg/m3 (54) 54.0
 
July 11, 2020, 5 a.m. 6.9 ppb (6) 0.1 ppb (0) N/A 7.0 ppb (6) N/A N/A 38.0 ppb (29) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 11, 2020, 4 a.m. 5.2 ppb (5) -0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 44.0 ppb (34) N/A N/A 12.0 μg/m3 (50) 50.0
 
July 11, 2020, 3 a.m. 6.5 ppb (6) 0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 46.0 ppb (35) N/A N/A 12.0 μg/m3 (50) 50.0
 
July 11, 2020, 2 a.m. 4.3 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A N/A 57.0 ppb (44) N/A N/A 9.0 μg/m3 (38) 44.0
 
July 11, 2020, 1 a.m. 3.5 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 75.0 ppb (58) N/A N/A 15.0 μg/m3 (56) 58.0
 
July 11, 2020, midnight 3.3 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A N/A 67.0 ppb (52) N/A N/A 7.0 μg/m3 (29) 52.0
 
July 10, 2020, 11 p.m. 3.7 ppb (3) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 67.0 ppb (52) N/A N/A 16.0 μg/m3 (59) 59.0
 
July 10, 2020, 10 p.m. 3.9 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A 67.0 ppb (52) N/A N/A 10.0 μg/m3 (42) 52.0
 
July 10, 2020, 9 p.m. 4.3 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A N/A 67.0 ppb (52) N/A N/A 7.0 μg/m3 (29) 52.0
 
July 10, 2020, 8 p.m. 5.5 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A N/A 70.0 ppb (54) N/A N/A 18.0 μg/m3 (63) 63.0
 
July 10, 2020, 7 p.m. 7.1 ppb (7) 0.5 ppb (0) N/A 7.0 ppb (6) N/A N/A 63.0 ppb (48) N/A N/A 21.0 μg/m3 (69) 69.0
 
July 10, 2020, 6 p.m. 8.5 ppb (8) 0.9 ppb (1) N/A 8.0 ppb (7) N/A N/A 56.0 ppb (43) N/A N/A 18.0 μg/m3 (63) 63.0
 
July 10, 2020, 5 p.m. 12.4 ppb (11) 2.2 ppb (2) N/A 10.0 ppb (9) N/A N/A 42.0 ppb (32) N/A N/A 24.0 μg/m3 (76) 76.0
 
July 10, 2020, 4 p.m. 13.2 ppb (12) 2.9 ppb (3) N/A 10.0 ppb (9) N/A N/A 32.0 ppb (25) N/A N/A 24.0 μg/m3 (76) 76.0
 
July 10, 2020, 3 p.m. 20.6 ppb (19) 6.7 ppb (6) N/A 14.0 ppb (13) N/A N/A 20.0 ppb (15) N/A N/A 20.0 μg/m3 (67) 67.0
 
July 10, 2020, 2 p.m. 33.3 ppb (31) 14.5 ppb (13) N/A 19.0 ppb (18) N/A N/A 7.0 ppb (5) N/A N/A 19.0 μg/m3 (65) 65.0
 
July 10, 2020, 1 p.m. 32.7 ppb (30) 13.1 ppb (12) N/A 20.0 ppb (19) N/A N/A 3.0 ppb (2) N/A N/A 20.0 μg/m3 (67) 67.0
 
July 10, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (56) 56.0
 
July 10, 2020, 11 a.m. 12.0 ppb (11) 0.3 ppb (0) N/A 12.0 ppb (11) N/A N/A 13.0 ppb (10) N/A N/A 15.0 μg/m3 (56) 56.0
 
July 10, 2020, 10 a.m. 8.3 ppb (8) 0.3 ppb (0) N/A 8.0 ppb (7) N/A N/A 23.0 ppb (18) N/A N/A 10.0 μg/m3 (42) 42.0
 
July 10, 2020, 9 a.m. 6.5 ppb (6) 0.1 ppb (0) N/A 6.0 ppb (6) N/A N/A 28.0 ppb (22) N/A N/A 9.0 μg/m3 (38) 38.0
 
July 10, 2020, 8 a.m. 8.4 ppb (8) 0.2 ppb (0) N/A 8.0 ppb (7) N/A N/A 30.0 ppb (23) N/A N/A 8.0 μg/m3 (33) 33.0
 
July 10, 2020, 7 a.m. 8.0 ppb (7) 0.3 ppb (0) N/A 8.0 ppb (7) N/A N/A 32.0 ppb (25) N/A N/A 9.0 μg/m3 (38) 38.0
 
July 10, 2020, 6 a.m. 8.7 ppb (8) 0.2 ppb (0) N/A 8.0 ppb (7) N/A N/A 34.0 ppb (26) N/A N/A 15.0 μg/m3 (56) 56.0
 
July 10, 2020, 5 a.m. 8.8 ppb (8) 0.1 ppb (0) N/A 9.0 ppb (8) N/A N/A 35.0 ppb (27) N/A N/A 6.0 μg/m3 (25) 27.0
 
July 10, 2020, 4 a.m. 5.8 ppb (5) 0.1 ppb (0) N/A 6.0 ppb (6) N/A N/A 46.0 ppb (35) N/A N/A 10.0 μg/m3 (42) 42.0
 
July 10, 2020, 3 a.m. 4.8 ppb (4) -0.1 ppb (0) N/A 5.0 ppb (5) N/A N/A 50.0 ppb (38) N/A N/A 15.0 μg/m3 (56) 56.0
 
July 10, 2020, 2 a.m. 3.5 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A 54.0 ppb (42) N/A N/A 10.0 μg/m3 (42) 42.0
 
July 10, 2020, 1 a.m. 2.6 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 62.0 ppb (48) N/A N/A 12.0 μg/m3 (50) 50.0
 
July 10, 2020, midnight 2.8 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 64.0 ppb (49) N/A N/A 14.0 μg/m3 (54) 54.0
 
July 9, 2020, 11 p.m. 2.8 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 63.0 ppb (48) N/A N/A 9.0 μg/m3 (38) 48.0
 
July 9, 2020, 10 p.m. 3.4 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 64.0 ppb (49) N/A N/A 10.0 μg/m3 (42) 49.0
 
July 9, 2020, 9 p.m. 3.7 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A N/A 62.0 ppb (48) N/A N/A 11.0 μg/m3 (46) 48.0
 
July 9, 2020, 8 p.m. 4.1 ppb (4) 0.5 ppb (0) N/A 4.0 ppb (4) N/A N/A 63.0 ppb (48) N/A N/A 8.0 μg/m3 (33) 48.0
 
July 9, 2020, 7 p.m. 6.3 ppb (6) 0.8 ppb (1) N/A 6.0 ppb (6) N/A N/A 59.0 ppb (45) N/A N/A 9.0 μg/m3 (38) 45.0
 
July 9, 2020, 6 p.m. 8.9 ppb (8) 1.0 ppb (1) N/A 8.0 ppb (7) N/A N/A 58.0 ppb (45) N/A N/A 13.0 μg/m3 (52) 52.0
 
July 9, 2020, 5 p.m. 10.7 ppb (10) 1.6 ppb (1) N/A 9.0 ppb (8) N/A N/A 49.0 ppb (38) N/A N/A 13.0 μg/m3 (52) 52.0
 
July 9, 2020, 4 p.m. 13.6 ppb (13) 2.5 ppb (2) N/A 11.0 ppb (10) N/A N/A 39.0 ppb (30) N/A N/A 24.0 μg/m3 (76) 76.0
 
July 9, 2020, 3 p.m. 22.7 ppb (21) 6.6 ppb (6) N/A 16.0 ppb (15) N/A N/A 21.0 ppb (16) N/A N/A 18.0 μg/m3 (63) 63.0
 
July 9, 2020, 2 p.m. 28.9 ppb (27) 10.1 ppb (9) N/A 19.0 ppb (18) N/A N/A 11.0 ppb (8) N/A N/A 22.0 μg/m3 (71) 71.0
 
July 9, 2020, 1 p.m. 16.3 ppb (15) 2.7 ppb (3) N/A 14.0 ppb (13) N/A N/A 15.0 ppb (12) N/A N/A 17.0 μg/m3 (61) 61.0
 
July 9, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 13.0 μg/m3 (52) 52.0
 
July 9, 2020, 11 a.m. 9.1 ppb (8) 0.2 ppb (0) N/A 9.0 ppb (8) N/A N/A 22.0 ppb (17) N/A N/A 13.0 μg/m3 (52) 52.0
 
July 9, 2020, 10 a.m. 10.4 ppb (10) 0.5 ppb (0) N/A 10.0 ppb (9) N/A N/A 22.0 ppb (17) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 9, 2020, 9 a.m. 10.3 ppb (10) 0.5 ppb (0) N/A 10.0 ppb (9) N/A N/A 28.0 ppb (22) N/A N/A 13.0 μg/m3 (52) 52.0
 
July 9, 2020, 8 a.m. 9.8 ppb (9) 0.4 ppb (0) N/A 9.0 ppb (8) N/A N/A 31.0 ppb (24) N/A N/A 13.0 μg/m3 (52) 52.0
 
July 9, 2020, 7 a.m. 9.8 ppb (9) 0.0 ppb (0) N/A 10.0 ppb (9) N/A N/A 33.0 ppb (25) N/A N/A 14.0 μg/m3 (54) 54.0
 
July 9, 2020, 6 a.m. 5.9 ppb (5) 0.2 ppb (0) N/A 6.0 ppb (6) N/A N/A 49.0 ppb (38) N/A N/A 13.0 μg/m3 (52) 52.0
 
July 9, 2020, 5 a.m. 7.5 ppb (7) 0.2 ppb (0) N/A 7.0 ppb (6) N/A N/A 53.0 ppb (41) N/A N/A 12.0 μg/m3 (50) 50.0
 
July 9, 2020, 4 a.m. 8.8 ppb (8) 0.3 ppb (0) N/A 8.0 ppb (7) N/A N/A 50.0 ppb (38) N/A N/A 12.0 μg/m3 (50) 50.0
 
July 9, 2020, 3 a.m. 5.7 ppb (5) 0.1 ppb (0) N/A 6.0 ppb (6) N/A N/A 54.0 ppb (42) N/A N/A 12.0 μg/m3 (50) 50.0
 
July 9, 2020, 2 a.m. 2.9 ppb (3) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 62.0 ppb (48) N/A N/A 13.0 μg/m3 (52) 52.0
 
July 9, 2020, 1 a.m. 2.4 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A N/A 63.0 ppb (48) N/A N/A 11.0 μg/m3 (46) 48.0
 
July 9, 2020, midnight 2.7 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A N/A 61.0 ppb (47) N/A N/A 10.0 μg/m3 (42) 47.0
 
July 8, 2020, 11 p.m. 3.0 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 60.0 ppb (46) N/A N/A 11.0 μg/m3 (46) 46.0
 
July 8, 2020, 10 p.m. 2.9 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A N/A 61.0 ppb (47) N/A N/A 11.0 μg/m3 (46) 47.0
 
July 8, 2020, 9 p.m. 3.8 ppb (4) 0.3 ppb (0) N/A 3.0 ppb (3) N/A N/A 65.0 ppb (50) N/A N/A 15.0 μg/m3 (56) 56.0
 
July 8, 2020, 8 p.m. 3.7 ppb (3) 0.3 ppb (0) N/A 4.0 ppb (4) N/A N/A 62.0 ppb (48) N/A N/A 14.0 μg/m3 (54) 54.0
 
July 8, 2020, 7 p.m. 5.3 ppb (5) 0.5 ppb (0) N/A 5.0 ppb (5) N/A N/A 63.0 ppb (48) N/A N/A 15.0 μg/m3 (56) 56.0
 
July 8, 2020, 6 p.m. 7.5 ppb (7) 0.8 ppb (1) N/A 7.0 ppb (6) N/A N/A 57.0 ppb (44) N/A N/A 20.0 μg/m3 (67) 67.0
 
July 8, 2020, 5 p.m. 11.4 ppb (11) 2.0 ppb (2) N/A 9.0 ppb (8) N/A N/A 44.0 ppb (34) N/A N/A N/A 34.0
 
July 8, 2020, 4 p.m. 10.1 ppb (9) 1.9 ppb (2) N/A 8.0 ppb (7) N/A N/A 36.0 ppb (28) N/A N/A 15.0 μg/m3 (56) 56.0
 
July 8, 2020, 3 p.m. 12.8 ppb (12) 3.4 ppb (3) N/A 9.0 ppb (8) N/A N/A 25.0 ppb (19) N/A 61.0 μg/m3 (53) 18.0 μg/m3 (63) 63.0
 
July 8, 2020, 2 p.m. 26.3 ppb (24) 9.6 ppb (9) N/A 17.0 ppb (16) N/A N/A 11.0 ppb (8) N/A 77.0 μg/m3 (61) 18.0 μg/m3 (63) 63.0
 
July 8, 2020, 1 p.m. 27.7 ppb (26) 9.7 ppb (9) N/A 18.0 ppb (17) N/A N/A 4.0 ppb (3) N/A 102.0 μg/m3 (74) 15.0 μg/m3 (56) 74.0
 
July 8, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 57.0 μg/m3 (51) 16.0 μg/m3 (59) 59.0