ID: 241

AQSQID: 061072002

Site Name: Visalia - N. Church Street

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

Updated: Aug. 3, 2021, 11:56 p.m.

Location: Visalia (Downtown), CA

Reporting: True, Located: True

Current AQI: 106.0

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
Aug. 3, 2021, 10 p.m. 3.7 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A N/A 79.0 ppb (106) N/A 82.0 μg/m3 (65) 23.0 μg/m3 (74) 106.0
 
Aug. 3, 2021, 9 p.m. 4.5 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 76.0 ppb (104) N/A 86.0 μg/m3 (67) 18.0 μg/m3 (64) 104.0
 
Aug. 3, 2021, 8 p.m. 5.7 ppb (6) 1.1 ppb (2) N/A 5.0 ppb (5) N/A N/A 83.0 ppb (108) N/A 86.0 μg/m3 (67) 24.0 μg/m3 (77) 108.0
 
Aug. 3, 2021, 7 p.m. 8.1 ppb (8) 1.4 ppb (2) N/A 7.0 ppb (7) N/A N/A 82.0 ppb (107) N/A 90.0 μg/m3 (69) 33.0 μg/m3 (95) 107.0
 
Aug. 3, 2021, 6 p.m. 11.8 ppb (12) 2.0 ppb (2) N/A 10.0 ppb (10) N/A N/A 75.0 ppb (104) N/A 102.0 μg/m3 (75) 39.0 μg/m3 (110) 110.0
 
Aug. 3, 2021, 5 p.m. 8.5 ppb (9) 1.7 ppb (2) N/A 7.0 ppb (7) N/A N/A 65.0 ppb (84) N/A 82.0 μg/m3 (65) 36.0 μg/m3 (103) 103.0
 
Aug. 3, 2021, 4 p.m. 9.7 ppb (10) 2.2 ppb (3) N/A 8.0 ppb (8) N/A N/A 52.0 ppb (49) N/A 94.0 μg/m3 (71) 36.0 μg/m3 (103) 103.0
 
Aug. 3, 2021, 3 p.m. 14.3 ppb (14) 3.6 ppb (4) N/A 11.0 ppb (11) N/A N/A 34.0 ppb (32) N/A 99.0 μg/m3 (73) 34.0 μg/m3 (98) 98.0
 
Aug. 3, 2021, 2 p.m. 21.6 ppb (21) 5.7 ppb (6) N/A 16.0 ppb (16) N/A N/A 18.0 ppb (17) N/A 87.0 μg/m3 (67) 36.0 μg/m3 (103) 103.0
 
Aug. 3, 2021, 1 p.m. 15.9 ppb (15) 2.4 ppb (3) N/A 14.0 ppb (14) N/A N/A 20.0 ppb (19) N/A 66.0 μg/m3 (57) 33.0 μg/m3 (95) 95.0
 
Aug. 3, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 69.0 μg/m3 (58) 34.0 μg/m3 (98) 98.0
 
Aug. 3, 2021, 11 a.m. 12.6 ppb (12) 1.2 ppb (2) N/A 11.0 ppb (11) N/A N/A 33.0 ppb (31) N/A 80.0 μg/m3 (64) 42.0 μg/m3 (118) 118.0
 
Aug. 3, 2021, 10 a.m. 8.9 ppb (9) 1.2 ppb (2) N/A 8.0 ppb (8) N/A N/A 40.0 ppb (38) N/A 78.0 μg/m3 (63) 51.0 μg/m3 (140) 140.0
 
Aug. 3, 2021, 9 a.m. 9.4 ppb (9) 1.1 ppb (2) N/A 8.0 ppb (8) N/A N/A 43.0 ppb (40) N/A 80.0 μg/m3 (64) 47.0 μg/m3 (130) 130.0
 
Aug. 3, 2021, 8 a.m. 9.2 ppb (9) 0.9 ppb (1) N/A 8.0 ppb (8) N/A N/A 48.0 ppb (45) N/A 84.0 μg/m3 (66) 41.0 μg/m3 (115) 115.0
 
Aug. 3, 2021, 7 a.m. 6.8 ppb (7) 0.7 ppb (1) N/A 6.0 ppb (6) N/A N/A 58.0 ppb (61) N/A 83.0 μg/m3 (65) 42.0 μg/m3 (118) 118.0
 
Aug. 3, 2021, 6 a.m. 5.2 ppb (5) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 63.0 ppb (78) N/A 80.0 μg/m3 (64) 35.0 μg/m3 (100) 100.0
 
Aug. 3, 2021, 5 a.m. 5.3 ppb (5) 0.5 ppb (1) N/A 5.0 ppb (5) N/A N/A 56.0 ppb (55) N/A 61.0 μg/m3 (54) 12.0 μg/m3 (50) 55.0
 
Aug. 3, 2021, 4 a.m. 5.1 ppb (5) 0.4 ppb (1) N/A 5.0 ppb (5) N/A N/A 57.0 ppb (58) N/A 71.0 μg/m3 (59) 12.0 μg/m3 (50) 59.0
 
Aug. 3, 2021, 3 a.m. 6.3 ppb (6) 0.4 ppb (1) N/A 6.0 ppb (6) N/A N/A 54.0 ppb (50) N/A 58.0 μg/m3 (53) 13.0 μg/m3 (53) 53.0
 
Aug. 3, 2021, 2 a.m. 5.1 ppb (5) 0.4 ppb (1) N/A 5.0 ppb (5) N/A N/A 57.0 ppb (58) N/A 56.0 μg/m3 (52) 10.0 μg/m3 (42) 58.0
 
Aug. 3, 2021, 1 a.m. 3.5 ppb (4) 0.5 ppb (1) N/A 3.0 ppb (3) N/A N/A 64.0 ppb (81) N/A 54.0 μg/m3 (50) 9.0 μg/m3 (38) 81.0
 
Aug. 3, 2021, midnight 3.6 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 69.0 ppb (97) N/A 56.0 μg/m3 (52) 11.0 μg/m3 (46) 97.0
 
Aug. 2, 2021, 11 p.m. 4.2 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A N/A 70.0 ppb (100) N/A 71.0 μg/m3 (59) 14.0 μg/m3 (55) 100.0
 
Aug. 2, 2021, 10 p.m. 3.5 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A N/A 68.0 ppb (94) N/A 74.0 μg/m3 (61) 15.0 μg/m3 (58) 94.0
 
Aug. 2, 2021, 9 p.m. 3.7 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 65.0 ppb (84) N/A 73.0 μg/m3 (60) 8.0 μg/m3 (34) 84.0
 
Aug. 2, 2021, 8 p.m. 4.5 ppb (5) 1.1 ppb (2) N/A 3.0 ppb (3) N/A N/A 64.0 ppb (81) N/A 74.0 μg/m3 (61) 8.0 μg/m3 (34) 81.0
 
Aug. 2, 2021, 7 p.m. 6.4 ppb (7) 1.5 ppb (2) N/A 5.0 ppb (5) N/A N/A 65.0 ppb (84) N/A 87.0 μg/m3 (67) 12.0 μg/m3 (50) 84.0
 
Aug. 2, 2021, 6 p.m. 7.5 ppb (8) 1.8 ppb (2) N/A 6.0 ppb (6) N/A N/A 61.0 ppb (71) N/A 68.0 μg/m3 (58) 10.0 μg/m3 (42) 71.0
 
Aug. 2, 2021, 5 p.m. 9.0 ppb (9) 2.2 ppb (3) N/A 7.0 ppb (7) N/A N/A 51.0 ppb (48) N/A 55.0 μg/m3 (51) 12.0 μg/m3 (50) 51.0
 
Aug. 2, 2021, 4 p.m. 12.1 ppb (12) 3.6 ppb (4) N/A 9.0 ppb (9) N/A N/A 36.0 ppb (34) N/A 52.0 μg/m3 (49) 10.0 μg/m3 (42) 49.0
 
Aug. 2, 2021, 3 p.m. 16.3 ppb (16) 5.8 ppb (6) N/A 11.0 ppb (11) N/A N/A 21.0 ppb (20) N/A 66.0 μg/m3 (57) 9.0 μg/m3 (38) 57.0
 
Aug. 2, 2021, 2 p.m. 14.8 ppb (14) 4.7 ppb (5) N/A 10.0 ppb (10) N/A N/A 16.0 ppb (15) N/A 50.0 μg/m3 (47) 12.0 μg/m3 (50) 50.0
 
Aug. 2, 2021, 1 p.m. 14.4 ppb (14) 4.1 ppb (4) N/A 10.0 ppb (10) N/A N/A 8.0 ppb (8) N/A 55.0 μg/m3 (51) 9.0 μg/m3 (38) 51.0
 
Aug. 2, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 38.0 μg/m3 (36) 9.0 μg/m3 (38) 38.0
 
Aug. 2, 2021, 11 a.m. 7.6 ppb (8) 1.2 ppb (2) N/A 6.0 ppb (6) N/A N/A 18.0 ppb (17) N/A 38.0 μg/m3 (36) 8.0 μg/m3 (34) 36.0
 
Aug. 2, 2021, 10 a.m. 6.8 ppb (7) 1.2 ppb (2) N/A 6.0 ppb (6) N/A N/A 20.0 ppb (19) N/A 41.0 μg/m3 (38) 6.0 μg/m3 (25) 38.0
 
Aug. 2, 2021, 9 a.m. 7.5 ppb (8) 1.2 ppb (2) N/A 6.0 ppb (6) N/A N/A 24.0 ppb (23) N/A 49.0 μg/m3 (46) 7.0 μg/m3 (30) 46.0
 
Aug. 2, 2021, 8 a.m. 10.1 ppb (10) 1.2 ppb (2) N/A 9.0 ppb (9) N/A N/A 17.0 ppb (16) N/A 49.0 μg/m3 (46) 7.0 μg/m3 (30) 46.0
 
Aug. 2, 2021, 7 a.m. 7.7 ppb (8) 0.8 ppb (1) N/A 7.0 ppb (7) N/A N/A 23.0 ppb (22) N/A 39.0 μg/m3 (37) 7.0 μg/m3 (30) 37.0
 
Aug. 2, 2021, 6 a.m. 6.2 ppb (6) 0.6 ppb (1) N/A 6.0 ppb (6) N/A N/A 28.0 ppb (26) N/A 37.0 μg/m3 (35) 4.0 μg/m3 (17) 35.0
 
Aug. 2, 2021, 5 a.m. 5.4 ppb (6) 0.5 ppb (1) N/A 5.0 ppb (5) N/A N/A 31.0 ppb (29) N/A 39.0 μg/m3 (37) 5.0 μg/m3 (21) 37.0
 
Aug. 2, 2021, 4 a.m. 3.8 ppb (4) 0.4 ppb (1) N/A 3.0 ppb (3) N/A N/A 33.0 ppb (31) N/A 49.0 μg/m3 (46) 8.0 μg/m3 (34) 46.0
 
Aug. 2, 2021, 3 a.m. 7.1 ppb (7) 0.4 ppb (1) N/A 7.0 ppb (7) N/A N/A 42.0 ppb (39) N/A 80.0 μg/m3 (64) 11.0 μg/m3 (46) 64.0
 
Aug. 2, 2021, 2 a.m. 4.3 ppb (5) 0.3 ppb (1) N/A 4.0 ppb (4) N/A N/A 58.0 ppb (61) N/A 25.0 μg/m3 (24) 10.0 μg/m3 (42) 61.0
 
Aug. 2, 2021, 1 a.m. 3.5 ppb (4) 0.5 ppb (1) N/A 3.0 ppb (3) N/A N/A 62.0 ppb (74) N/A 30.0 μg/m3 (28) 7.0 μg/m3 (30) 74.0
 
Aug. 2, 2021, midnight 3.0 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A N/A 61.0 ppb (71) N/A 18.0 μg/m3 (17) 5.0 μg/m3 (21) 71.0
 
Aug. 1, 2021, 11 p.m. 2.5 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A N/A 58.0 ppb (61) N/A 21.0 μg/m3 (20) 5.0 μg/m3 (21) 61.0
 
Aug. 1, 2021, 10 p.m. 2.4 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A N/A 58.0 ppb (61) N/A 32.0 μg/m3 (30) 7.0 μg/m3 (30) 61.0
 
Aug. 1, 2021, 9 p.m. 2.6 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A N/A 59.0 ppb (65) N/A 36.0 μg/m3 (34) 10.0 μg/m3 (42) 65.0
 
Aug. 1, 2021, 8 p.m. 3.3 ppb (4) 0.9 ppb (1) N/A 2.0 ppb (2) N/A N/A 64.0 ppb (81) N/A 41.0 μg/m3 (38) 9.0 μg/m3 (38) 81.0
 
Aug. 1, 2021, 7 p.m. 4.8 ppb (5) 1.5 ppb (2) N/A 3.0 ppb (3) N/A N/A 67.0 ppb (91) N/A 42.0 μg/m3 (39) 11.0 μg/m3 (46) 91.0
 
Aug. 1, 2021, 6 p.m. 6.3 ppb (6) 1.5 ppb (2) N/A 5.0 ppb (5) N/A N/A 65.0 ppb (84) N/A 41.0 μg/m3 (38) 13.0 μg/m3 (53) 84.0
 
Aug. 1, 2021, 5 p.m. 5.9 ppb (6) 1.6 ppb (2) N/A 4.0 ppb (4) N/A N/A 51.0 ppb (48) N/A 43.0 μg/m3 (40) 9.0 μg/m3 (38) 48.0
 
Aug. 1, 2021, 4 p.m. 6.7 ppb (7) 2.0 ppb (2) N/A 5.0 ppb (5) N/A N/A 40.0 ppb (38) N/A 36.0 μg/m3 (34) 13.0 μg/m3 (53) 53.0
 
Aug. 1, 2021, 3 p.m. 12.0 ppb (12) 3.9 ppb (4) N/A 8.0 ppb (8) N/A N/A 27.0 ppb (25) N/A 44.0 μg/m3 (41) 17.0 μg/m3 (62) 62.0
 
Aug. 1, 2021, 2 p.m. 19.6 ppb (19) 7.2 ppb (7) N/A 12.0 ppb (12) N/A N/A 12.0 ppb (12) N/A 48.0 μg/m3 (45) 18.0 μg/m3 (64) 64.0
 
Aug. 1, 2021, 1 p.m. 11.3 ppb (11) 2.3 ppb (3) N/A 9.0 ppb (9) N/A N/A 18.0 ppb (17) N/A 35.0 μg/m3 (33) 8.0 μg/m3 (34) 34.0
 
Aug. 1, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (33) 11.0 μg/m3 (46) 46.0
 
Aug. 1, 2021, 11 a.m. 6.5 ppb (7) 0.9 ppb (1) N/A 6.0 ppb (6) N/A N/A 27.0 ppb (25) N/A 30.0 μg/m3 (28) 12.0 μg/m3 (50) 50.0
 
Aug. 1, 2021, 10 a.m. 5.7 ppb (6) 0.8 ppb (1) N/A 5.0 ppb (5) N/A N/A 32.0 ppb (30) N/A 37.0 μg/m3 (35) 12.0 μg/m3 (50) 50.0
 
Aug. 1, 2021, 9 a.m. 5.1 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A 36.0 ppb (34) N/A 38.0 μg/m3 (36) 9.0 μg/m3 (38) 38.0
 
Aug. 1, 2021, 8 a.m. 4.8 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A 39.0 ppb (37) N/A 38.0 μg/m3 (36) 7.0 μg/m3 (30) 37.0
 
Aug. 1, 2021, 7 a.m. 4.5 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A 41.0 ppb (38) N/A 44.0 μg/m3 (41) 10.0 μg/m3 (42) 42.0
 
Aug. 1, 2021, 6 a.m. 6.9 ppb (7) 0.8 ppb (1) N/A 6.0 ppb (6) N/A N/A 38.0 ppb (36) N/A 38.0 μg/m3 (36) 9.0 μg/m3 (38) 38.0
 
Aug. 1, 2021, 5 a.m. 6.5 ppb (7) 0.7 ppb (1) N/A 6.0 ppb (6) N/A N/A 44.0 ppb (41) N/A 45.0 μg/m3 (42) 13.0 μg/m3 (53) 53.0
 
Aug. 1, 2021, 4 a.m. 8.5 ppb (9) 0.7 ppb (1) N/A 8.0 ppb (8) N/A N/A 48.0 ppb (45) N/A 62.0 μg/m3 (55) 14.0 μg/m3 (55) 55.0
 
Aug. 1, 2021, 3 a.m. 8.2 ppb (8) 0.6 ppb (1) N/A 8.0 ppb (8) N/A N/A 55.0 ppb (51) N/A 44.0 μg/m3 (41) 11.0 μg/m3 (46) 51.0
 
Aug. 1, 2021, 2 a.m. 4.1 ppb (4) 0.4 ppb (1) N/A 4.0 ppb (4) N/A N/A 62.0 ppb (74) N/A 32.0 μg/m3 (30) 10.0 μg/m3 (42) 74.0
 
Aug. 1, 2021, 1 a.m. 3.7 ppb (4) 0.5 ppb (1) N/A 3.0 ppb (3) N/A N/A 61.0 ppb (71) N/A 26.0 μg/m3 (25) 6.0 μg/m3 (25) 71.0
 
Aug. 1, 2021, midnight 3.0 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A N/A 60.0 ppb (68) N/A 22.0 μg/m3 (21) 5.0 μg/m3 (21) 68.0
 
July 31, 2021, 11 p.m. 3.0 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A N/A 60.0 ppb (68) N/A 28.0 μg/m3 (26) 8.0 μg/m3 (34) 68.0
 
July 31, 2021, 10 p.m. 3.0 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A N/A 63.0 ppb (78) N/A 45.0 μg/m3 (42) 10.0 μg/m3 (42) 78.0
 
July 31, 2021, 9 p.m. 3.4 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A N/A 65.0 ppb (84) N/A 43.0 μg/m3 (40) 12.0 μg/m3 (50) 84.0
 
July 31, 2021, 8 p.m. 4.1 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 69.0 ppb (97) N/A 54.0 μg/m3 (50) 9.0 μg/m3 (38) 97.0
 
July 31, 2021, 7 p.m. 3.9 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 69.0 ppb (97) N/A 36.0 μg/m3 (34) 12.0 μg/m3 (50) 97.0
 
July 31, 2021, 6 p.m. 4.0 ppb (4) 1.2 ppb (2) N/A 3.0 ppb (3) N/A N/A 59.0 ppb (65) N/A 29.0 μg/m3 (27) 9.0 μg/m3 (38) 65.0
 
July 31, 2021, 5 p.m. 4.6 ppb (5) 1.4 ppb (2) N/A 3.0 ppb (3) N/A N/A 50.0 ppb (47) N/A 35.0 μg/m3 (33) 11.0 μg/m3 (46) 47.0
 
July 31, 2021, 4 p.m. 6.6 ppb (7) 1.9 ppb (2) N/A 5.0 ppb (5) N/A N/A 41.0 ppb (38) N/A 39.0 μg/m3 (37) 12.0 μg/m3 (50) 50.0
 
July 31, 2021, 3 p.m. 10.2 ppb (10) 2.5 ppb (3) N/A 8.0 ppb (8) N/A N/A 28.0 ppb (26) N/A 41.0 μg/m3 (38) 11.0 μg/m3 (46) 46.0
 
July 31, 2021, 2 p.m. 11.6 ppb (11) 2.5 ppb (3) N/A 9.0 ppb (9) N/A N/A 20.0 ppb (19) N/A 49.0 μg/m3 (46) 14.0 μg/m3 (55) 55.0
 
July 31, 2021, 1 p.m. 13.4 ppb (13) 2.3 ppb (3) N/A 11.0 ppb (11) N/A N/A 14.0 ppb (13) N/A 46.0 μg/m3 (43) 11.0 μg/m3 (46) 46.0
 
July 31, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 50.0 μg/m3 (47) 14.0 μg/m3 (55) 55.0
 
July 31, 2021, 11 a.m. 11.8 ppb (12) 1.6 ppb (2) N/A 10.0 ppb (10) N/A N/A 16.0 ppb (15) N/A 53.0 μg/m3 (50) 13.0 μg/m3 (53) 53.0
 
July 31, 2021, 10 a.m. 10.3 ppb (10) 1.4 ppb (2) N/A 9.0 ppb (9) N/A N/A 20.0 ppb (19) N/A 49.0 μg/m3 (46) 15.0 μg/m3 (58) 58.0
 
July 31, 2021, 9 a.m. 7.8 ppb (8) 1.0 ppb (1) N/A 7.0 ppb (7) N/A N/A 26.0 ppb (25) N/A 45.0 μg/m3 (42) 14.0 μg/m3 (55) 55.0
 
July 31, 2021, 8 a.m. 6.3 ppb (6) 0.9 ppb (1) N/A 5.0 ppb (5) N/A N/A 30.0 ppb (28) N/A 48.0 μg/m3 (45) 13.0 μg/m3 (53) 53.0
 
July 31, 2021, 7 a.m. 6.7 ppb (7) 1.0 ppb (1) N/A 6.0 ppb (6) N/A N/A 30.0 ppb (28) N/A 56.0 μg/m3 (52) 15.0 μg/m3 (58) 58.0
 
July 31, 2021, 6 a.m. 9.4 ppb (9) 1.4 ppb (2) N/A 8.0 ppb (8) N/A N/A 28.0 ppb (26) N/A 76.0 μg/m3 (62) 16.0 μg/m3 (60) 62.0
 
July 31, 2021, 5 a.m. 11.1 ppb (11) 1.1 ppb (2) N/A 10.0 ppb (10) N/A N/A 47.0 ppb (44) N/A 65.0 μg/m3 (56) 17.0 μg/m3 (62) 62.0
 
July 31, 2021, 4 a.m. 9.0 ppb (9) 0.6 ppb (1) N/A 8.0 ppb (8) N/A N/A 55.0 ppb (51) N/A 57.0 μg/m3 (52) 18.0 μg/m3 (64) 64.0
 
July 31, 2021, 3 a.m. 8.0 ppb (8) 0.4 ppb (1) N/A 8.0 ppb (8) N/A N/A 61.0 ppb (71) N/A 56.0 μg/m3 (52) 17.0 μg/m3 (62) 71.0
 
July 31, 2021, 2 a.m. 5.6 ppb (6) 0.4 ppb (1) N/A 5.0 ppb (5) N/A N/A 68.0 ppb (94) N/A 56.0 μg/m3 (52) 15.0 μg/m3 (58) 94.0
 
July 31, 2021, 1 a.m. 4.3 ppb (5) 0.5 ppb (1) N/A 4.0 ppb (4) N/A N/A 71.0 ppb (101) N/A 48.0 μg/m3 (45) 14.0 μg/m3 (55) 101.0
 
July 31, 2021, midnight 3.6 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 72.0 ppb (102) N/A 50.0 μg/m3 (47) 14.0 μg/m3 (55) 102.0
 
July 30, 2021, 11 p.m. 3.7 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A N/A 70.0 ppb (100) N/A 74.0 μg/m3 (61) 10.0 μg/m3 (42) 100.0
 
July 30, 2021, 10 p.m. 4.2 ppb (4) 1.1 ppb (2) N/A 3.0 ppb (3) N/A N/A 71.0 ppb (101) N/A 69.0 μg/m3 (58) 15.0 μg/m3 (58) 101.0
 
July 30, 2021, 9 p.m. 4.3 ppb (5) 1.1 ppb (2) N/A 3.0 ppb (3) N/A N/A 72.0 ppb (102) N/A 73.0 μg/m3 (60) 10.0 μg/m3 (42) 102.0
 
July 30, 2021, 8 p.m. 3.9 ppb (4) 1.1 ppb (2) N/A 3.0 ppb (3) N/A N/A 69.0 ppb (97) N/A 45.0 μg/m3 (42) 9.0 μg/m3 (38) 97.0
 
July 30, 2021, 7 p.m. 5.1 ppb (5) 1.3 ppb (2) N/A 4.0 ppb (4) N/A N/A 68.0 ppb (94) N/A 56.0 μg/m3 (52) 10.0 μg/m3 (42) 94.0
 
July 30, 2021, 6 p.m. 4.2 ppb (4) 1.2 ppb (2) N/A 3.0 ppb (3) N/A N/A 60.0 ppb (68) N/A 42.0 μg/m3 (39) 11.0 μg/m3 (46) 68.0
 
July 30, 2021, 5 p.m. 7.3 ppb (7) 1.7 ppb (2) N/A 6.0 ppb (6) N/A N/A 54.0 ppb (50) N/A 50.0 μg/m3 (47) 10.0 μg/m3 (42) 50.0
 
July 30, 2021, 4 p.m. 13.1 ppb (13) 3.3 ppb (4) N/A 10.0 ppb (10) N/A N/A 40.0 ppb (38) N/A 52.0 μg/m3 (49) 14.0 μg/m3 (55) 55.0
 
July 30, 2021, 3 p.m. 21.9 ppb (21) 6.9 ppb (7) N/A 15.0 ppb (15) N/A N/A 25.0 ppb (24) N/A 70.0 μg/m3 (59) 17.0 μg/m3 (62) 62.0
 
July 30, 2021, 2 p.m. 34.9 ppb (33) 14.6 ppb (14) N/A 20.0 ppb (19) N/A N/A 8.0 ppb (8) N/A 85.0 μg/m3 (66) 18.0 μg/m3 (64) 66.0
 
July 30, 2021, 1 p.m. 39.8 ppb (38) 16.4 ppb (16) N/A 23.0 ppb (22) N/A N/A 1.0 ppb (1) N/A 76.0 μg/m3 (62) 18.0 μg/m3 (64) 64.0
 
July 30, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 60.0 μg/m3 (54) 17.0 μg/m3 (62) 62.0
 
July 30, 2021, 11 a.m. 9.9 ppb (10) 1.4 ppb (2) N/A 9.0 ppb (9) N/A N/A 28.0 ppb (26) N/A 40.0 μg/m3 (38) 11.0 μg/m3 (46) 46.0
 
July 30, 2021, 10 a.m. 7.7 ppb (8) 0.9 ppb (1) N/A 7.0 ppb (7) N/A N/A 34.0 ppb (32) N/A 40.0 μg/m3 (38) 13.0 μg/m3 (53) 53.0
 
July 30, 2021, 9 a.m. 9.1 ppb (9) 0.9 ppb (1) N/A 8.0 ppb (8) N/A N/A 38.0 ppb (36) N/A 33.0 μg/m3 (31) 10.0 μg/m3 (42) 42.0
 
July 30, 2021, 8 a.m. 7.2 ppb (7) 0.8 ppb (1) N/A 6.0 ppb (6) N/A N/A 42.0 ppb (39) N/A 45.0 μg/m3 (42) 11.0 μg/m3 (46) 46.0
 
July 30, 2021, 7 a.m. 5.8 ppb (6) 0.8 ppb (1) N/A 5.0 ppb (5) N/A N/A 47.0 ppb (44) N/A 49.0 μg/m3 (46) 18.0 μg/m3 (64) 64.0
 
July 30, 2021, 6 a.m. 8.4 ppb (8) 0.9 ppb (1) N/A 8.0 ppb (8) N/A N/A 45.0 ppb (42) N/A 52.0 μg/m3 (49) 19.0 μg/m3 (66) 66.0
 
July 30, 2021, 5 a.m. 6.9 ppb (7) 0.7 ppb (1) N/A 6.0 ppb (6) N/A N/A 49.0 ppb (46) N/A 66.0 μg/m3 (57) 18.0 μg/m3 (64) 64.0
 
July 30, 2021, 4 a.m. 5.4 ppb (6) 0.5 ppb (1) N/A 5.0 ppb (5) N/A N/A 63.0 ppb (78) N/A 76.0 μg/m3 (62) 20.0 μg/m3 (68) 78.0
 
July 30, 2021, 3 a.m. 5.6 ppb (6) 0.4 ppb (1) N/A 5.0 ppb (5) N/A N/A 69.0 ppb (97) N/A 70.0 μg/m3 (59) 21.0 μg/m3 (70) 97.0
 
July 30, 2021, 2 a.m. 4.8 ppb (5) 0.4 ppb (1) N/A 4.0 ppb (4) N/A N/A 73.0 ppb (103) N/A N/A N/A 103.0
 
July 30, 2021, 1 a.m. 3.9 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 82.0 ppb (107) N/A N/A N/A 107.0
 
July 30, 2021, midnight 4.3 ppb (5) 0.8 ppb (1) N/A 3.0 ppb (3) N/A N/A 82.0 ppb (107) N/A N/A N/A 107.0
 
July 29, 2021, 11 p.m. 4.1 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A N/A 79.0 ppb (106) N/A N/A N/A 106.0
 
July 29, 2021, 10 p.m. 4.1 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 79.0 ppb (106) N/A N/A N/A 106.0
 
July 29, 2021, 9 p.m. 4.1 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 79.0 ppb (106) N/A N/A N/A 106.0
 
July 29, 2021, 8 p.m. 4.2 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 77.0 ppb (105) N/A N/A N/A 105.0
 
July 29, 2021, 7 p.m. 4.4 ppb (5) 1.1 ppb (2) N/A 3.0 ppb (3) N/A N/A 70.0 ppb (100) N/A N/A N/A 100.0
 
July 29, 2021, 6 p.m. 6.7 ppb (7) 1.6 ppb (2) N/A 5.0 ppb (5) N/A N/A 65.0 ppb (84) N/A 60.0 μg/m3 (54) N/A 84.0
 
July 29, 2021, 5 p.m. 7.9 ppb (8) 1.9 ppb (2) N/A 6.0 ppb (6) N/A N/A 56.0 ppb (55) N/A 60.0 μg/m3 (54) N/A 55.0
 
July 29, 2021, 4 p.m. 14.5 ppb (14) 3.9 ppb (4) N/A 11.0 ppb (11) N/A N/A 36.0 ppb (34) N/A 60.0 μg/m3 (54) 25.0 μg/m3 (79) 79.0
 
July 29, 2021, 3 p.m. 22.0 ppb (21) 6.6 ppb (7) N/A 15.0 ppb (15) N/A N/A 22.0 ppb (21) N/A 62.0 μg/m3 (55) 23.0 μg/m3 (74) 74.0
 
July 29, 2021, 2 p.m. 28.9 ppb (28) 9.6 ppb (10) N/A 19.0 ppb (18) N/A N/A 8.0 ppb (8) N/A 59.0 μg/m3 (53) 22.0 μg/m3 (72) 72.0
 
July 29, 2021, 1 p.m. 24.5 ppb (24) 5.1 ppb (5) N/A 19.0 ppb (18) N/A N/A 9.0 ppb (9) N/A 60.0 μg/m3 (54) 26.0 μg/m3 (81) 81.0
 
July 29, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 70.0 μg/m3 (59) 25.0 μg/m3 (79) 79.0
 
July 29, 2021, 11 a.m. 21.4 ppb (21) 3.1 ppb (3) N/A 18.0 ppb (17) N/A N/A 10.0 ppb (10) N/A 69.0 μg/m3 (58) 29.0 μg/m3 (87) 87.0
 
July 29, 2021, 10 a.m. 16.2 ppb (16) 2.1 ppb (2) N/A 14.0 ppb (14) N/A N/A 18.0 ppb (17) N/A 65.0 μg/m3 (56) 29.0 μg/m3 (87) 87.0
 
July 29, 2021, 9 a.m. 11.6 ppb (11) 1.4 ppb (2) N/A 10.0 ppb (10) N/A N/A 31.0 ppb (29) N/A 55.0 μg/m3 (51) 27.0 μg/m3 (83) 83.0
 
July 29, 2021, 8 a.m. 10.9 ppb (11) 1.3 ppb (2) N/A 10.0 ppb (10) N/A N/A 32.0 ppb (30) N/A 64.0 μg/m3 (56) 34.0 μg/m3 (98) 98.0
 
July 29, 2021, 7 a.m. 11.0 ppb (11) 1.0 ppb (1) N/A 10.0 ppb (10) N/A N/A 38.0 ppb (36) N/A 53.0 μg/m3 (50) 27.0 μg/m3 (83) 83.0
 
July 29, 2021, 6 a.m. 8.2 ppb (8) 0.8 ppb (1) N/A 7.0 ppb (7) N/A N/A 45.0 ppb (42) N/A 57.0 μg/m3 (52) 33.0 μg/m3 (95) 95.0
 
July 29, 2021, 5 a.m. 6.7 ppb (7) 0.7 ppb (1) N/A 6.0 ppb (6) N/A N/A 51.0 ppb (48) N/A 62.0 μg/m3 (55) 27.0 μg/m3 (83) 83.0
 
July 29, 2021, 4 a.m. 5.9 ppb (6) 0.5 ppb (1) N/A 6.0 ppb (6) N/A N/A 62.0 ppb (74) N/A 66.0 μg/m3 (57) 25.0 μg/m3 (79) 79.0
 
July 29, 2021, 3 a.m. 5.0 ppb (5) 0.3 ppb (1) N/A 5.0 ppb (5) N/A N/A 69.0 ppb (97) N/A 65.0 μg/m3 (56) 18.0 μg/m3 (64) 97.0
 
July 29, 2021, 2 a.m. 4.3 ppb (5) 0.4 ppb (1) N/A 4.0 ppb (4) N/A N/A 74.0 ppb (103) N/A 52.0 μg/m3 (49) 15.0 μg/m3 (58) 103.0
 
July 29, 2021, 1 a.m. 4.3 ppb (5) 0.6 ppb (1) N/A 4.0 ppb (4) N/A N/A 77.0 ppb (105) N/A 41.0 μg/m3 (38) 10.0 μg/m3 (42) 105.0
 
July 29, 2021, midnight 3.9 ppb (4) 0.8 ppb (1) N/A 3.0 ppb (3) N/A N/A 77.0 ppb (105) N/A 49.0 μg/m3 (46) 19.0 μg/m3 (66) 105.0
 
July 28, 2021, 11 p.m. 4.7 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 82.0 ppb (107) N/A 79.0 μg/m3 (63) 20.0 μg/m3 (68) 107.0
 
July 28, 2021, 10 p.m. 4.7 ppb (5) 1.1 ppb (2) N/A 4.0 ppb (4) N/A N/A 80.0 ppb (106) N/A 64.0 μg/m3 (56) 23.0 μg/m3 (74) 106.0
 
July 28, 2021, 9 p.m. 4.5 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 81.0 ppb (107) N/A 59.0 μg/m3 (53) 18.0 μg/m3 (64) 107.0
 
July 28, 2021, 8 p.m. 5.7 ppb (6) 1.2 ppb (2) N/A 5.0 ppb (5) N/A N/A 85.0 ppb (109) N/A 83.0 μg/m3 (65) 21.0 μg/m3 (70) 109.0
 
July 28, 2021, 7 p.m. 5.9 ppb (6) 1.3 ppb (2) N/A 5.0 ppb (5) N/A N/A 79.0 ppb (106) N/A 63.0 μg/m3 (55) 22.0 μg/m3 (72) 106.0
 
July 28, 2021, 6 p.m. 7.4 ppb (7) 1.6 ppb (2) N/A 6.0 ppb (6) N/A N/A 71.0 ppb (101) N/A 63.0 μg/m3 (55) 25.0 μg/m3 (79) 101.0
 
July 28, 2021, 5 p.m. 9.2 ppb (9) 2.1 ppb (2) N/A 7.0 ppb (7) N/A N/A 57.0 ppb (58) N/A 68.0 μg/m3 (58) 18.0 μg/m3 (64) 64.0
 
July 28, 2021, 4 p.m. 12.1 ppb (12) 3.1 ppb (3) N/A 9.0 ppb (9) N/A N/A 43.0 ppb (40) N/A 75.0 μg/m3 (61) 24.0 μg/m3 (77) 77.0
 
July 28, 2021, 3 p.m. 10.8 ppb (11) 3.0 ppb (3) N/A 8.0 ppb (8) N/A N/A 35.0 ppb (33) N/A 70.0 μg/m3 (59) 24.0 μg/m3 (77) 77.0
 
July 28, 2021, 2 p.m. 13.7 ppb (13) 3.1 ppb (3) N/A 11.0 ppb (11) N/A N/A 25.0 ppb (24) N/A 58.0 μg/m3 (53) 19.0 μg/m3 (66) 66.0
 
July 28, 2021, 1 p.m. 13.4 ppb (13) 1.9 ppb (2) N/A 12.0 ppb (12) N/A N/A 22.0 ppb (21) N/A 63.0 μg/m3 (55) 13.0 μg/m3 (53) 55.0
 
July 28, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 48.0 μg/m3 (45) 12.0 μg/m3 (50) 50.0
 
July 28, 2021, 11 a.m. 10.9 ppb (11) 1.9 ppb (2) N/A 9.0 ppb (9) N/A N/A 27.0 ppb (25) N/A 52.0 μg/m3 (49) 14.0 μg/m3 (55) 55.0
 
July 28, 2021, 10 a.m. 6.8 ppb (7) 0.8 ppb (1) N/A 6.0 ppb (6) N/A N/A 33.0 ppb (31) N/A 44.0 μg/m3 (41) 12.0 μg/m3 (50) 50.0
 
July 28, 2021, 9 a.m. 6.0 ppb (6) 0.7 ppb (1) N/A 5.0 ppb (5) N/A N/A 37.0 ppb (35) N/A 47.0 μg/m3 (44) 12.0 μg/m3 (50) 50.0
 
July 28, 2021, 8 a.m. 4.8 ppb (5) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 40.0 ppb (38) N/A 59.0 μg/m3 (53) 15.0 μg/m3 (58) 58.0
 
July 28, 2021, 7 a.m. 4.8 ppb (5) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 43.0 ppb (40) N/A 64.0 μg/m3 (56) 12.0 μg/m3 (50) 56.0
 
July 28, 2021, 6 a.m. 5.7 ppb (6) 0.7 ppb (1) N/A 5.0 ppb (5) N/A N/A 48.0 ppb (45) N/A 61.0 μg/m3 (54) 16.0 μg/m3 (60) 60.0
 
July 28, 2021, 5 a.m. 6.0 ppb (6) 0.7 ppb (1) N/A 5.0 ppb (5) N/A N/A 52.0 ppb (49) N/A 59.0 μg/m3 (53) 15.0 μg/m3 (58) 58.0
 
July 28, 2021, 4 a.m. 5.6 ppb (6) 0.5 ppb (1) N/A 5.0 ppb (5) N/A N/A 58.0 ppb (61) N/A 68.0 μg/m3 (58) 16.0 μg/m3 (60) 61.0
 
July 28, 2021, 3 a.m. 4.3 ppb (5) 0.4 ppb (1) N/A 4.0 ppb (4) N/A N/A 61.0 ppb (71) N/A 44.0 μg/m3 (41) 18.0 μg/m3 (64) 71.0
 
July 28, 2021, 2 a.m. 4.1 ppb (4) 0.4 ppb (1) N/A 4.0 ppb (4) N/A N/A 67.0 ppb (91) N/A 51.0 μg/m3 (48) 19.0 μg/m3 (66) 91.0
 
July 28, 2021, 1 a.m. 3.6 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 67.0 ppb (91) N/A 50.0 μg/m3 (47) 20.0 μg/m3 (68) 91.0
 
July 28, 2021, midnight 3.8 ppb (4) 0.9 ppb (1) N/A 3.0 ppb (3) N/A N/A 68.0 ppb (94) N/A 35.0 μg/m3 (33) 17.0 μg/m3 (62) 94.0
 
July 27, 2021, 11 p.m. 3.7 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 69.0 ppb (97) N/A 48.0 μg/m3 (45) 22.0 μg/m3 (72) 97.0