ID: 235

AQSQID: 060990005

Site Name: Modesto - 14th Street

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

Updated: July 30, 2021, 7:52 a.m.

Location: Modesto (Downtown), CA

Reporting: True, Located: True

Current AQI: 53.0

Modesto (Downtown) CA, US: 37.642165, -120.994212

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 30, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) 0.07 ppb (2) 30.0 μg/m3 (28) 13.0 μg/m3 (53) 53.0
 
July 30, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) 0.09 ppb (2) 34.0 μg/m3 (32) 13.0 μg/m3 (53) 53.0
 
July 30, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) 0.07 ppb (2) 32.0 μg/m3 (30) 12.0 μg/m3 (50) 50.0
 
July 30, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) 0.08 ppb (2) 40.0 μg/m3 (38) 19.0 μg/m3 (66) 66.0
 
July 30, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (61) 0.04 ppb (0) 44.0 μg/m3 (41) 16.0 μg/m3 (60) 61.0
 
July 30, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 69.0 ppb (97) 0.03 ppb (0) 47.0 μg/m3 (44) 12.0 μg/m3 (50) 97.0
 
July 30, 2021, midnight N/A N/A N/A N/A N/A N/A 67.0 ppb (91) 0.02 ppb (0) 38.0 μg/m3 (36) 14.0 μg/m3 (55) 91.0
 
July 29, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (74) 0.01 ppb (0) 46.0 μg/m3 (43) 11.0 μg/m3 (46) 74.0
 
July 29, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 67.0 ppb (91) 0.04 ppb (0) 49.0 μg/m3 (46) 16.0 μg/m3 (60) 91.0
 
July 29, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 69.0 ppb (97) 0.05 ppb (2) 47.0 μg/m3 (44) 20.0 μg/m3 (68) 97.0
 
July 29, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 68.0 ppb (94) 0.07 ppb (2) 58.0 μg/m3 (53) 14.0 μg/m3 (55) 94.0
 
July 29, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (61) 0.08 ppb (2) 59.0 μg/m3 (53) 19.0 μg/m3 (66) 66.0
 
July 29, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) 0.06 ppb (2) 52.0 μg/m3 (49) 11.0 μg/m3 (46) 49.0
 
July 29, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) 0.06 ppb (2) 42.0 μg/m3 (39) 12.0 μg/m3 (50) 50.0
 
July 29, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) 0.05 ppb (2) 40.0 μg/m3 (38) 12.0 μg/m3 (50) 50.0
 
July 29, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) 0.03 ppb (0) 27.0 μg/m3 (25) 9.0 μg/m3 (38) 38.0
 
July 29, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) 0.03 ppb (0) 27.0 μg/m3 (25) 8.0 μg/m3 (34) 34.0
 
July 29, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) 0.03 ppb (0) 30.0 μg/m3 (28) 7.0 μg/m3 (30) 30.0
 
July 29, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (28) 9.0 μg/m3 (38) 38.0
 
July 29, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 24.0 μg/m3 (23) 13.0 μg/m3 (53) 53.0
 
July 29, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) 0.04 ppb (0) 31.0 μg/m3 (29) 10.0 μg/m3 (42) 42.0
 
July 29, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) 0.03 ppb (0) 32.0 μg/m3 (30) 9.0 μg/m3 (38) 38.0
 
July 29, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) 0.04 ppb (0) 24.0 μg/m3 (23) 16.0 μg/m3 (60) 60.0
 
July 29, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) 0.04 ppb (0) 35.0 μg/m3 (33) 12.0 μg/m3 (50) 50.0
 
July 29, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) 0.06 ppb (2) 41.0 μg/m3 (38) 13.0 μg/m3 (53) 53.0
 
July 29, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) 0.08 ppb (2) 37.0 μg/m3 (35) 10.0 μg/m3 (42) 42.0
 
July 29, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) 0.07 ppb (2) 36.0 μg/m3 (34) 12.0 μg/m3 (50) 50.0
 
July 29, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) 0.07 ppb (2) 40.0 μg/m3 (38) 15.0 μg/m3 (58) 58.0
 
July 29, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (58) 0.03 ppb (0) 34.0 μg/m3 (32) 11.0 μg/m3 (46) 58.0
 
July 29, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 65.0 ppb (84) 0.08 ppb (2) 36.0 μg/m3 (34) 17.0 μg/m3 (62) 84.0
 
July 29, 2021, midnight N/A N/A N/A N/A N/A N/A 64.0 ppb (81) 0.08 ppb (2) 43.0 μg/m3 (40) 13.0 μg/m3 (53) 81.0
 
July 28, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 75.0 ppb (104) 0.22 ppb (3) 74.0 μg/m3 (61) 42.0 μg/m3 (118) 118.0
 
July 28, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 83.0 ppb (108) 0.5 ppb (6) 115.0 μg/m3 (81) 81.0 μg/m3 (165) 165.0
 
July 28, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 78.0 ppb (105) 0.67 ppb (8) 132.0 μg/m3 (90) 97.0 μg/m3 (173) 173.0
 
July 28, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 67.0 ppb (91) 0.33 ppb (4) 80.0 μg/m3 (64) 46.0 μg/m3 (127) 127.0
 
July 28, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (68) 0.23 ppb (3) 71.0 μg/m3 (59) 37.0 μg/m3 (105) 105.0
 
July 28, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) 0.15 ppb (2) 59.0 μg/m3 (53) 29.0 μg/m3 (87) 87.0
 
July 28, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) 0.1 ppb (2) 45.0 μg/m3 (42) 14.0 μg/m3 (55) 55.0
 
July 28, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) 0.05 ppb (2) 40.0 μg/m3 (38) 12.0 μg/m3 (50) 50.0
 
July 28, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) 0.05 ppb (2) 41.0 μg/m3 (38) 10.0 μg/m3 (42) 42.0
 
July 28, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) 0.07 ppb (2) 34.0 μg/m3 (32) 10.0 μg/m3 (42) 42.0
 
July 28, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) 0.04 ppb (0) 25.0 μg/m3 (24) 8.0 μg/m3 (34) 34.0
 
July 28, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (24) 10.0 μg/m3 (42) 42.0
 
July 28, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 19.0 μg/m3 (18) 9.0 μg/m3 (38) 38.0
 
July 28, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) 0.02 ppb (0) 30.0 μg/m3 (28) 10.0 μg/m3 (42) 42.0
 
July 28, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) 0.02 ppb (0) 24.0 μg/m3 (23) 14.0 μg/m3 (55) 55.0
 
July 28, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) 0.01 ppb (0) 32.0 μg/m3 (30) 11.0 μg/m3 (46) 46.0
 
July 28, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) 0.01 ppb (0) 39.0 μg/m3 (37) 10.0 μg/m3 (42) 42.0
 
July 28, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) 0.04 ppb (0) 43.0 μg/m3 (40) 13.0 μg/m3 (53) 53.0
 
July 28, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) 0.06 ppb (2) 58.0 μg/m3 (53) 19.0 μg/m3 (66) 66.0
 
July 28, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) 0.06 ppb (2) 66.0 μg/m3 (57) 15.0 μg/m3 (58) 58.0
 
July 28, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) 0.06 ppb (2) 61.0 μg/m3 (54) 17.0 μg/m3 (62) 62.0
 
July 28, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) 0.06 ppb (2) 62.0 μg/m3 (55) 11.0 μg/m3 (46) 55.0
 
July 28, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 68.0 ppb (94) 0.07 ppb (2) 48.0 μg/m3 (45) 11.0 μg/m3 (46) 94.0
 
July 28, 2021, midnight N/A N/A N/A N/A N/A N/A 67.0 ppb (91) 0.04 ppb (0) 36.0 μg/m3 (34) 7.0 μg/m3 (30) 91.0
 
July 27, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (71) 0.02 ppb (0) 46.0 μg/m3 (43) 9.0 μg/m3 (38) 71.0
 
July 27, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (71) 0.04 ppb (0) 52.0 μg/m3 (49) 8.0 μg/m3 (34) 71.0
 
July 27, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (61) 0.03 ppb (0) 37.0 μg/m3 (35) 7.0 μg/m3 (30) 61.0
 
July 27, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) 0.03 ppb (0) 41.0 μg/m3 (38) 8.0 μg/m3 (34) 49.0
 
July 27, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) 0.05 ppb (2) 46.0 μg/m3 (43) 11.0 μg/m3 (46) 46.0
 
July 27, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) 0.05 ppb (2) 51.0 μg/m3 (48) 9.0 μg/m3 (38) 48.0
 
July 27, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) 0.05 ppb (2) 42.0 μg/m3 (39) 8.0 μg/m3 (34) 39.0
 
July 27, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) 0.05 ppb (2) 35.0 μg/m3 (33) 8.0 μg/m3 (34) 34.0
 
July 27, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) 0.04 ppb (0) 46.0 μg/m3 (43) 9.0 μg/m3 (38) 43.0
 
July 27, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) 0.01 ppb (0) 21.0 μg/m3 (20) 10.0 μg/m3 (42) 42.0
 
July 27, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) 0.01 ppb (0) 24.0 μg/m3 (23) 11.0 μg/m3 (46) 46.0
 
July 27, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (12) 12.0 μg/m3 (50) 50.0
 
July 27, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 19.0 μg/m3 (18) 8.0 μg/m3 (34) 34.0
 
July 27, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 15.0 μg/m3 (14) 4.0 μg/m3 (17) 25.0
 
July 27, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) 0.01 ppb (0) 28.0 μg/m3 (26) 7.0 μg/m3 (30) 30.0
 
July 27, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) 0.03 ppb (0) 27.0 μg/m3 (25) 13.0 μg/m3 (53) 53.0
 
July 27, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) 0.04 ppb (0) 27.0 μg/m3 (25) 9.0 μg/m3 (38) 38.0
 
July 27, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) 0.02 ppb (0) 32.0 μg/m3 (30) 9.0 μg/m3 (38) 38.0
 
July 27, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) 0.02 ppb (0) 33.0 μg/m3 (31) 12.0 μg/m3 (50) 50.0
 
July 27, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) 0.06 ppb (2) 47.0 μg/m3 (44) 13.0 μg/m3 (53) 53.0
 
July 27, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) 0.08 ppb (2) 37.0 μg/m3 (35) 11.0 μg/m3 (46) 48.0
 
July 27, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (55) 0.07 ppb (2) 36.0 μg/m3 (34) 13.0 μg/m3 (53) 55.0
 
July 27, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (68) 0.06 ppb (2) 40.0 μg/m3 (38) 14.0 μg/m3 (55) 68.0
 
July 27, 2021, midnight N/A N/A N/A N/A N/A N/A 62.0 ppb (74) 0.06 ppb (2) 39.0 μg/m3 (37) 10.0 μg/m3 (42) 74.0
 
July 26, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (65) 0.06 ppb (2) 47.0 μg/m3 (44) 12.0 μg/m3 (50) 65.0
 
July 26, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 57.0 ppb (58) 0.04 ppb (0) 46.0 μg/m3 (43) 10.0 μg/m3 (42) 58.0
 
July 26, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) 0.03 ppb (0) 43.0 μg/m3 (40) 7.0 μg/m3 (30) 50.0
 
July 26, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) 0.05 ppb (2) 43.0 μg/m3 (40) 9.0 μg/m3 (38) 46.0
 
July 26, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) 0.07 ppb (2) 32.0 μg/m3 (30) 8.0 μg/m3 (34) 42.0
 
July 26, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) 0.08 ppb (2) 39.0 μg/m3 (37) 8.0 μg/m3 (34) 37.0
 
July 26, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) 0.08 ppb (2) 59.0 μg/m3 (53) 14.0 μg/m3 (55) 55.0
 
July 26, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) 0.07 ppb (2) 55.0 μg/m3 (51) 11.0 μg/m3 (46) 51.0
 
July 26, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) 0.09 ppb (2) 43.0 μg/m3 (40) 9.0 μg/m3 (38) 40.0
 
July 26, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) 0.08 ppb (2) 51.0 μg/m3 (48) 14.0 μg/m3 (55) 55.0
 
July 26, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) 0.07 ppb (2) 19.0 μg/m3 (18) 9.0 μg/m3 (38) 38.0
 
July 26, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 24.0 μg/m3 (23) 11.0 μg/m3 (46) 46.0
 
July 26, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 18.0 μg/m3 (17) 4.0 μg/m3 (17) 37.0
 
July 26, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) 0.03 ppb (0) 23.0 μg/m3 (22) 6.0 μg/m3 (25) 40.0
 
July 26, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) 0.04 ppb (0) 12.0 μg/m3 (12) 8.0 μg/m3 (34) 40.0
 
July 26, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) 0.05 ppb (2) 18.0 μg/m3 (17) 10.0 μg/m3 (42) 42.0
 
July 26, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) 0.03 ppb (0) 15.0 μg/m3 (14) 8.0 μg/m3 (34) 37.0
 
July 26, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) 0.03 ppb (0) 21.0 μg/m3 (20) 7.0 μg/m3 (30) 37.0
 
July 26, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) 0.04 ppb (0) 21.0 μg/m3 (20) 7.0 μg/m3 (30) 38.0
 
July 26, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) 0.03 ppb (0) 33.0 μg/m3 (31) 8.0 μg/m3 (34) 39.0
 
July 26, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) 0.04 ppb (0) 32.0 μg/m3 (30) 8.0 μg/m3 (34) 41.0
 
July 26, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) 0.04 ppb (0) 25.0 μg/m3 (24) 9.0 μg/m3 (38) 45.0
 
July 26, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (65) 0.06 ppb (2) 36.0 μg/m3 (34) 7.0 μg/m3 (30) 65.0
 
July 26, 2021, midnight N/A N/A N/A N/A N/A N/A 67.0 ppb (91) 0.05 ppb (2) 29.0 μg/m3 (27) 8.0 μg/m3 (34) 91.0
 
July 25, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 66.0 ppb (87) 0.06 ppb (2) 20.0 μg/m3 (19) 12.0 μg/m3 (50) 87.0
 
July 25, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (71) 0.04 ppb (0) 22.0 μg/m3 (21) 7.0 μg/m3 (30) 71.0
 
July 25, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 60.0 ppb (68) 0.05 ppb (2) 26.0 μg/m3 (25) 7.0 μg/m3 (30) 68.0
 
July 25, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (61) 0.07 ppb (2) 28.0 μg/m3 (26) 7.0 μg/m3 (30) 61.0
 
July 25, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) 0.07 ppb (2) 26.0 μg/m3 (25) 11.0 μg/m3 (46) 51.0
 
July 25, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) 0.06 ppb (2) 20.0 μg/m3 (19) 12.0 μg/m3 (50) 50.0
 
July 25, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) 0.05 ppb (2) 26.0 μg/m3 (25) 7.0 μg/m3 (30) 40.0
 
July 25, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) 0.05 ppb (2) 19.0 μg/m3 (18) 7.0 μg/m3 (30) 35.0
 
July 25, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) 0.06 ppb (2) 25.0 μg/m3 (24) 8.0 μg/m3 (34) 34.0
 
July 25, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) 0.05 ppb (2) 27.0 μg/m3 (25) 8.0 μg/m3 (34) 34.0
 
July 25, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) 0.04 ppb (0) 17.0 μg/m3 (16) 11.0 μg/m3 (46) 46.0
 
July 25, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 25.0 μg/m3 (24) 9.0 μg/m3 (38) 38.0
 
July 25, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 20.0 μg/m3 (19) 7.0 μg/m3 (30) 32.0
 
July 25, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) 0.04 ppb (0) 31.0 μg/m3 (29) 9.0 μg/m3 (38) 38.0
 
July 25, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) 0.05 ppb (2) 33.0 μg/m3 (31) 13.0 μg/m3 (53) 53.0
 
July 25, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) 0.06 ppb (2) 26.0 μg/m3 (25) 9.0 μg/m3 (38) 38.0
 
July 25, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) 0.07 ppb (2) 32.0 μg/m3 (30) 10.0 μg/m3 (42) 42.0
 
July 25, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) 0.09 ppb (2) 28.0 μg/m3 (26) 9.0 μg/m3 (38) 38.0
 
July 25, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) 0.1 ppb (2) 33.0 μg/m3 (31) 8.0 μg/m3 (34) 37.0
 
July 25, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) 0.12 ppb (2) 42.0 μg/m3 (39) 11.0 μg/m3 (46) 46.0
 
July 25, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (50) 0.12 ppb (2) 27.0 μg/m3 (25) 14.0 μg/m3 (55) 55.0
 
July 25, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (78) 0.1 ppb (2) 35.0 μg/m3 (33) 7.0 μg/m3 (30) 78.0
 
July 25, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 68.0 ppb (94) 0.09 ppb (2) 31.0 μg/m3 (29) 16.0 μg/m3 (60) 94.0
 
July 25, 2021, midnight N/A N/A N/A N/A N/A N/A 69.0 ppb (97) 0.09 ppb (2) 34.0 μg/m3 (32) 13.0 μg/m3 (53) 97.0
 
July 24, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 68.0 ppb (94) 0.08 ppb (2) 36.0 μg/m3 (34) 14.0 μg/m3 (55) 94.0
 
July 24, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (81) 0.08 ppb (2) 40.0 μg/m3 (38) 11.0 μg/m3 (46) 81.0
 
July 24, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (74) 0.08 ppb (2) 40.0 μg/m3 (38) 11.0 μg/m3 (46) 74.0
 
July 24, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (78) 0.08 ppb (2) 45.0 μg/m3 (42) 16.0 μg/m3 (60) 78.0
 
July 24, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (65) 0.1 ppb (2) 43.0 μg/m3 (40) 15.0 μg/m3 (58) 65.0
 
July 24, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) 0.11 ppb (2) 47.0 μg/m3 (44) 13.0 μg/m3 (53) 53.0
 
July 24, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) 0.12 ppb (2) 42.0 μg/m3 (39) 15.0 μg/m3 (58) 58.0
 
July 24, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) 0.12 ppb (2) 60.0 μg/m3 (54) 16.0 μg/m3 (60) 60.0
 
July 24, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) 0.1 ppb (2) 40.0 μg/m3 (38) 13.0 μg/m3 (53) 53.0
 
July 24, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) 0.04 ppb (0) 28.0 μg/m3 (26) 18.0 μg/m3 (64) 64.0
 
July 24, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) 0.04 ppb (0) 29.0 μg/m3 (27) 14.0 μg/m3 (55) 55.0
 
July 24, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 26.0 μg/m3 (25) 12.0 μg/m3 (50) 50.0
 
July 24, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 34.0 μg/m3 (32) 14.0 μg/m3 (55) 55.0
 
July 24, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) 0.06 ppb (2) 26.0 μg/m3 (25) 16.0 μg/m3 (60) 60.0
 
July 24, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) 0.07 ppb (2) 30.0 μg/m3 (28) 9.0 μg/m3 (38) 38.0
 
July 24, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) 0.08 ppb (2) 30.0 μg/m3 (28) 16.0 μg/m3 (60) 60.0
 
July 24, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) 0.09 ppb (2) 36.0 μg/m3 (34) 16.0 μg/m3 (60) 60.0
 
July 24, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) 0.08 ppb (2) 35.0 μg/m3 (33) 14.0 μg/m3 (55) 55.0
 
July 24, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) 0.1 ppb (2) 44.0 μg/m3 (41) 15.0 μg/m3 (58) 58.0
 
July 24, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) 0.13 ppb (2) 45.0 μg/m3 (42) 14.0 μg/m3 (55) 55.0
 
July 24, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 61.0 ppb (71) 0.16 ppb (3) 46.0 μg/m3 (43) 19.0 μg/m3 (66) 71.0
 
July 24, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 78.0 ppb (105) 0.14 ppb (2) 40.0 μg/m3 (38) 20.0 μg/m3 (68) 105.0
 
July 24, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 84.0 ppb (108) 0.12 ppb (2) 51.0 μg/m3 (48) 16.0 μg/m3 (60) 108.0
 
July 24, 2021, midnight N/A N/A N/A N/A N/A N/A 71.0 ppb (101) 0.08 ppb (2) 34.0 μg/m3 (32) 13.0 μg/m3 (53) 101.0
 
July 23, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 69.0 ppb (97) 0.08 ppb (2) 42.0 μg/m3 (39) 14.0 μg/m3 (55) 97.0
 
July 23, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 62.0 ppb (74) 0.07 ppb (2) 31.0 μg/m3 (29) 11.0 μg/m3 (46) 74.0
 
July 23, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 59.0 ppb (65) 0.06 ppb (2) 36.0 μg/m3 (34) 10.0 μg/m3 (42) 65.0
 
July 23, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) 0.07 ppb (2) 42.0 μg/m3 (39) 16.0 μg/m3 (60) 60.0
 
July 23, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) 0.07 ppb (2) N/A 16.0 μg/m3 (60) 60.0
 
July 23, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) 0.12 ppb (2) 56.0 μg/m3 (52) N/A 52.0
 
July 23, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) 0.13 ppb (2) 56.0 μg/m3 (52) N/A 52.0
 
July 23, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) 0.14 ppb (2) 46.0 μg/m3 (43) N/A 43.0
 
July 23, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) 0.1 ppb (2) 45.0 μg/m3 (42) N/A 42.0
 
July 23, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) 0.1 ppb (2) 37.0 μg/m3 (35) N/A 35.0
 
July 23, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) 0.11 ppb (2) 34.0 μg/m3 (32) N/A 32.0
 
July 23, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A 35.0 μg/m3 (33) N/A 33.0
 
July 23, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A 31.0 μg/m3 (29) N/A 29.0
 
July 23, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) 0.08 ppb (2) 24.0 μg/m3 (23) N/A 23.0
 
July 23, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) 0.04 ppb (0) 26.0 μg/m3 (25) N/A 25.0
 
July 23, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) 0.03 ppb (0) 24.0 μg/m3 (23) N/A 26.0
 
July 23, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) 0.04 ppb (0) 26.0 μg/m3 (25) N/A 27.0