ID: 2085

AQSQID: 040278011

Site Name: Yuma Supersite

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

Updated: Oct. 21, 2021, 3:06 p.m.

Location: Yuma (Arc Center), AZ

Reporting: False, Located: True

Current AQI: None

Yuma (Arc Center) AZ, US: 32.690277, -114.614441

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Oct. 20, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 61.0 μg/m3 (54) 9.0 μg/m3 (38) 54.0
 
Oct. 20, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A 56.0 μg/m3 (52) 5.0 μg/m3 (21) 52.0
 
Oct. 20, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 152.0 μg/m3 (100) 15.0 μg/m3 (58) 100.0
 
Oct. 20, 2021, noon N/A N/A N/A N/A N/A N/A 4.0 ppb (4) N/A 42.0 μg/m3 (39) 11.0 μg/m3 (46) 46.0
 
Oct. 20, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A 50.0 μg/m3 (47) 11.0 μg/m3 (46) 47.0
 
Oct. 20, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 44.0 μg/m3 (41) 6.0 μg/m3 (25) 41.0
 
Oct. 20, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 40.0 μg/m3 (38) 8.0 μg/m3 (34) 38.0
 
Oct. 20, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A 46.0 μg/m3 (43) 14.0 μg/m3 (55) 55.0
 
Oct. 19, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A 35.0 μg/m3 (33) 6.0 μg/m3 (25) 48.0
 
Oct. 19, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A 132.0 μg/m3 (90) 7.0 μg/m3 (30) 90.0
 
Oct. 19, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A 38.0 μg/m3 (36) 10.0 μg/m3 (42) 47.0
 
Oct. 19, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 40.0 μg/m3 (38) N/A 43.0
 
Oct. 19, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 8.0 μg/m3 (34) 34.0
 
Oct. 19, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 56.0 μg/m3 (52) 13.0 μg/m3 (53) 53.0
 
Oct. 19, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 62.0 μg/m3 (55) 13.0 μg/m3 (53) 55.0
 
Oct. 19, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 55.0 μg/m3 (51) 5.0 μg/m3 (21) 51.0
 
Oct. 19, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A 45.0 μg/m3 (42) 6.0 μg/m3 (25) 42.0
 
Oct. 19, 2021, noon N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 16.0 μg/m3 (15) 6.0 μg/m3 (25) 25.0
 
Oct. 19, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 7.0 μg/m3 (7) 4.0 μg/m3 (17) 32.0
 
Oct. 19, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 6.0 μg/m3 (6) 3.0 μg/m3 (13) 35.0
 
Oct. 19, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 18.0 μg/m3 (17) 4.0 μg/m3 (17) 34.0
 
Oct. 19, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 13.0 μg/m3 (13) 3.0 μg/m3 (13) 34.0
 
Oct. 19, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 24.0 μg/m3 (23) 7.0 μg/m3 (30) 35.0
 
Oct. 19, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 45.0 μg/m3 (42) 12.0 μg/m3 (50) 50.0
 
Oct. 19, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 38.0 μg/m3 (36) 11.0 μg/m3 (46) 46.0
 
Oct. 19, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 41.0 μg/m3 (38) 9.0 μg/m3 (38) 39.0
 
Oct. 19, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 52.0 μg/m3 (49) 15.0 μg/m3 (58) 58.0
 
Oct. 19, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 85.0 μg/m3 (66) 21.0 μg/m3 (70) 70.0
 
Oct. 19, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 208.0 μg/m3 (128) 28.0 μg/m3 (85) 128.0
 
Oct. 19, 2021, midnight N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 158.0 μg/m3 (103) 27.0 μg/m3 (83) 103.0
 
Oct. 18, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A 183.0 μg/m3 (115) 28.0 μg/m3 (85) 115.0
 
Oct. 18, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A 73.0 μg/m3 (60) 18.0 μg/m3 (64) 64.0
 
Oct. 18, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A 50.0 μg/m3 (47) 20.0 μg/m3 (68) 68.0
 
Oct. 18, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 63.0 μg/m3 (55) 18.0 μg/m3 (64) 64.0
 
Oct. 18, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 128.0 μg/m3 (88) 26.0 μg/m3 (81) 88.0
 
Oct. 18, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 136.0 μg/m3 (92) 26.0 μg/m3 (81) 92.0
 
Oct. 18, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 112.0 μg/m3 (80) 19.0 μg/m3 (66) 80.0
 
Oct. 18, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 250.0 μg/m3 (149) 25.0 μg/m3 (79) 149.0
 
Oct. 18, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 188.0 μg/m3 (118) 26.0 μg/m3 (81) 118.0
 
Oct. 18, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 106.0 μg/m3 (77) 18.0 μg/m3 (64) 77.0
 
Oct. 18, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 58.0 μg/m3 (53) 13.0 μg/m3 (53) 53.0
 
Oct. 18, 2021, noon N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 28.0 μg/m3 (26) 9.0 μg/m3 (38) 38.0
 
Oct. 18, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 22.0 μg/m3 (21) 3.0 μg/m3 (13) 41.0
 
Oct. 18, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 23.0 μg/m3 (22) 7.0 μg/m3 (30) 41.0
 
Oct. 18, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 22.0 μg/m3 (21) 13.0 μg/m3 (53) 53.0
 
Oct. 18, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 24.0 μg/m3 (23) 5.0 μg/m3 (21) 25.0
 
Oct. 18, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 33.0 μg/m3 (31) 8.0 μg/m3 (34) 34.0
 
Oct. 18, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 30.0 μg/m3 (28) 10.0 μg/m3 (42) 42.0
 
Oct. 18, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 22.0 μg/m3 (21) 10.0 μg/m3 (42) 42.0
 
Oct. 18, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 23.0 μg/m3 (22) 8.0 μg/m3 (34) 34.0
 
Oct. 18, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 22.0 μg/m3 (21) 13.0 μg/m3 (53) 53.0
 
Oct. 18, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 31.0 μg/m3 (29) 6.0 μg/m3 (25) 37.0
 
Oct. 18, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 24.0 μg/m3 (23) 6.0 μg/m3 (25) 38.0
 
Oct. 18, 2021, midnight N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A 19.0 μg/m3 (18) 6.0 μg/m3 (25) 47.0
 
Oct. 17, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A 14.0 μg/m3 (13) 6.0 μg/m3 (25) 48.0
 
Oct. 17, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A 19.0 μg/m3 (18) 1.0 μg/m3 (5) 49.0
 
Oct. 17, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A 23.0 μg/m3 (22) 5.0 μg/m3 (21) 49.0
 
Oct. 17, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A 18.0 μg/m3 (17) 9.0 μg/m3 (38) 48.0
 
Oct. 17, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A 17.0 μg/m3 (16) 8.0 μg/m3 (34) 46.0
 
Oct. 17, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 19.0 μg/m3 (18) 7.0 μg/m3 (30) 43.0
 
Oct. 17, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 27.0 μg/m3 (25) 10.0 μg/m3 (42) 42.0
 
Oct. 17, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 22.0 μg/m3 (21) 12.0 μg/m3 (50) 50.0
 
Oct. 17, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 33.0 μg/m3 (31) 15.0 μg/m3 (58) 58.0
 
Oct. 17, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A 34.0 μg/m3 (32) 30.0 μg/m3 (89) 89.0
 
Oct. 17, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 45.0 μg/m3 (42) 22.0 μg/m3 (72) 72.0
 
Oct. 17, 2021, noon N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 62.0 μg/m3 (55) 28.0 μg/m3 (85) 85.0
 
Oct. 17, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (4) N/A 46.0 μg/m3 (43) 14.0 μg/m3 (55) 55.0
 
Oct. 17, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A 46.0 μg/m3 (43) 19.0 μg/m3 (66) 66.0
 
Oct. 17, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A 52.0 μg/m3 (49) 13.0 μg/m3 (53) 53.0
 
Oct. 17, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A 53.0 μg/m3 (50) 16.0 μg/m3 (60) 60.0
 
Oct. 17, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 52.0 μg/m3 (49) 13.0 μg/m3 (53) 53.0
 
Oct. 17, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 56.0 μg/m3 (52) 19.0 μg/m3 (66) 66.0
 
Oct. 17, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A 61.0 μg/m3 (54) 18.0 μg/m3 (64) 64.0
 
Oct. 17, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A 38.0 μg/m3 (36) 7.0 μg/m3 (30) 36.0
 
Oct. 17, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 20.0 μg/m3 (19) 4.0 μg/m3 (17) 31.0
 
Oct. 17, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 36.0 μg/m3 (34) 5.0 μg/m3 (21) 34.0
 
Oct. 17, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 40.0 μg/m3 (38) 6.0 μg/m3 (25) 38.0
 
Oct. 17, 2021, midnight N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 20.0 μg/m3 (19) 3.0 μg/m3 (13) 40.0
 
Oct. 16, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 12.0 μg/m3 (12) 3.0 μg/m3 (13) 43.0
 
Oct. 16, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 18.0 μg/m3 (17) 5.0 μg/m3 (21) 43.0
 
Oct. 16, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 19.0 μg/m3 (18) 5.0 μg/m3 (21) 42.0
 
Oct. 16, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 19.0 μg/m3 (18) 4.0 μg/m3 (17) 40.0
 
Oct. 16, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 16.0 μg/m3 (15) 7.0 μg/m3 (30) 39.0
 
Oct. 16, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 205.0 μg/m3 (126) 19.0 μg/m3 (66) 126.0
 
Oct. 16, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 244.0 μg/m3 (146) 16.0 μg/m3 (60) 146.0
 
Oct. 16, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 244.0 μg/m3 (146) 19.0 μg/m3 (66) 146.0
 
Oct. 16, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 78.0 μg/m3 (63) 10.0 μg/m3 (42) 63.0
 
Oct. 16, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 25.0 μg/m3 (24) 10.0 μg/m3 (42) 42.0
 
Oct. 16, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 18.0 μg/m3 (17) 0.0 μg/m3 (0) 29.0
 
Oct. 16, 2021, noon N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 9.0 μg/m3 (9) 4.0 μg/m3 (17) 31.0
 
Oct. 16, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 9.0 μg/m3 (9) 9.0 μg/m3 (38) 38.0
 
Oct. 16, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 7.0 μg/m3 (7) 7.0 μg/m3 (30) 30.0
 
Oct. 16, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 12.0 μg/m3 (12) 7.0 μg/m3 (30) 33.0
 
Oct. 16, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 8.0 μg/m3 (8) 15.0 μg/m3 (58) 58.0
 
Oct. 16, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 20.0 μg/m3 (19) 12.0 μg/m3 (50) 50.0
 
Oct. 16, 2021, 6 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) 19.0 μg/m3 (66) 66.0
 
Oct. 16, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 12.0 μg/m3 (12) 21.0 μg/m3 (70) 70.0
 
Oct. 16, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 20.0 μg/m3 (19) 51.0 μg/m3 (140) 140.0
 
Oct. 16, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 17.0 μg/m3 (16) 16.0 μg/m3 (60) 60.0
 
Oct. 16, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 18.0 μg/m3 (17) 17.0 μg/m3 (62) 62.0
 
Oct. 16, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 29.0 μg/m3 (27) 2.0 μg/m3 (9) 36.0
 
Oct. 16, 2021, midnight N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 25.0 μg/m3 (24) 20.0 μg/m3 (68) 68.0
 
Oct. 15, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 23.0 μg/m3 (22) 27.0 μg/m3 (83) 83.0
 
Oct. 15, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 38.0 μg/m3 (36) 3.0 μg/m3 (13) 40.0
 
Oct. 15, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 24.0 μg/m3 (23) 3.0 μg/m3 (13) 39.0
 
Oct. 15, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 29.0 μg/m3 (27) -1.0 μg/m3 (0) 38.0
 
Oct. 15, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 38.0 μg/m3 (36) 22.0 μg/m3 (72) 72.0
 
Oct. 15, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 29.0 μg/m3 (27) 3.0 μg/m3 (13) 36.0
 
Oct. 15, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 50.0 μg/m3 (47) 6.0 μg/m3 (25) 47.0
 
Oct. 15, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 175.0 μg/m3 (111) 17.0 μg/m3 (62) 111.0
 
Oct. 15, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 70.0 μg/m3 (59) 6.0 μg/m3 (25) 59.0
 
Oct. 15, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 38.0 μg/m3 (36) 8.0 μg/m3 (34) 36.0
 
Oct. 15, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A 44.0 μg/m3 (41) 9.0 μg/m3 (38) 41.0
 
Oct. 15, 2021, noon N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 34.0 μg/m3 (32) 5.0 μg/m3 (21) 32.0
 
Oct. 15, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 42.0 μg/m3 (39) 6.0 μg/m3 (25) 39.0
 
Oct. 15, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 20.0 μg/m3 (19) 8.0 μg/m3 (34) 34.0
 
Oct. 15, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 29.0 μg/m3 (27) 13.0 μg/m3 (53) 53.0
 
Oct. 14, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 53.0 μg/m3 (50) 11.0 μg/m3 (46) 50.0
 
Oct. 14, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 134.0 μg/m3 (91) 24.0 μg/m3 (77) 91.0
 
Oct. 14, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A 134.0 μg/m3 (91) 52.0 μg/m3 (142) 142.0
 
Oct. 14, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 88.0 μg/m3 (68) 26.0 μg/m3 (81) 81.0
 
Oct. 14, 2021, noon N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A 57.0 μg/m3 (52) 23.0 μg/m3 (74) 74.0
 
Oct. 14, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A 50.0 μg/m3 (47) 26.0 μg/m3 (81) 81.0
 
Oct. 14, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A 53.0 μg/m3 (50) 14.0 μg/m3 (55) 55.0
 
Oct. 14, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 97.0 μg/m3 (72) 19.0 μg/m3 (66) 72.0
 
Oct. 14, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (4) N/A 63.0 μg/m3 (55) 19.0 μg/m3 (66) 66.0
 
Oct. 14, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 125.0 μg/m3 (86) 13.0 μg/m3 (53) 86.0
 
Oct. 14, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 38.0 μg/m3 (36) 13.0 μg/m3 (53) 53.0
 
Oct. 14, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 45.0 μg/m3 (42) 23.0 μg/m3 (74) 74.0
 
Oct. 14, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A 44.0 μg/m3 (41) 17.0 μg/m3 (62) 62.0
 
Oct. 14, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 48.0 μg/m3 (45) 17.0 μg/m3 (62) 62.0
 
Oct. 14, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 67.0 μg/m3 (57) 16.0 μg/m3 (60) 60.0
 
Oct. 14, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 39.0 μg/m3 (37) 17.0 μg/m3 (62) 62.0
 
Oct. 14, 2021, midnight N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 11.0 μg/m3 (11) 33.0 μg/m3 (95) 95.0
 
Oct. 13, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 11.0 μg/m3 (11) 8.0 μg/m3 (34) 41.0
 
Oct. 13, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 16.0 μg/m3 (15) 6.0 μg/m3 (25) 40.0
 
Oct. 13, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 34.0 μg/m3 (32) 30.0 μg/m3 (89) 89.0
 
Oct. 13, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 16.0 μg/m3 (15) 10.0 μg/m3 (42) 42.0
 
Oct. 13, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 27.0 μg/m3 (25) 12.0 μg/m3 (50) 50.0
 
Oct. 13, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 22.0 μg/m3 (21) 12.0 μg/m3 (50) 50.0
 
Oct. 13, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 39.0 μg/m3 (37) 19.0 μg/m3 (66) 66.0
 
Oct. 13, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 55.0 μg/m3 (51) 19.0 μg/m3 (66) 66.0
 
Oct. 13, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 57.0 μg/m3 (52) 7.0 μg/m3 (30) 52.0
 
Oct. 13, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A 58.0 μg/m3 (53) 12.0 μg/m3 (50) 53.0
 
Oct. 13, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (4) N/A 85.0 μg/m3 (66) 15.0 μg/m3 (58) 66.0
 
Oct. 13, 2021, noon N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A 58.0 μg/m3 (53) 7.0 μg/m3 (30) 53.0
 
Oct. 13, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A 36.0 μg/m3 (34) 11.0 μg/m3 (46) 46.0
 
Oct. 13, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 41.0 μg/m3 (38) 8.0 μg/m3 (34) 38.0
 
Oct. 13, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A 38.0 μg/m3 (36) 6.0 μg/m3 (25) 36.0
 
Oct. 13, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A 66.0 μg/m3 (57) 15.0 μg/m3 (58) 58.0
 
Oct. 13, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A 127.0 μg/m3 (87) 22.0 μg/m3 (72) 87.0
 
Oct. 13, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 55.0 μg/m3 (51) 25.0 μg/m3 (79) 79.0
 
Oct. 13, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 69.0 μg/m3 (58) 20.0 μg/m3 (68) 68.0
 
Oct. 13, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A 97.0 μg/m3 (72) 22.0 μg/m3 (72) 72.0
 
Oct. 13, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 86.0 μg/m3 (67) 32.0 μg/m3 (93) 93.0
 
Oct. 13, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 75.0 μg/m3 (61) 28.0 μg/m3 (85) 85.0
 
Oct. 13, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 74.0 μg/m3 (61) 26.0 μg/m3 (81) 81.0
 
Oct. 13, 2021, midnight N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 64.0 μg/m3 (56) 41.0 μg/m3 (115) 115.0
 
Oct. 12, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 89.0 μg/m3 (68) 59.0 μg/m3 (153) 153.0
 
Oct. 12, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 75.0 μg/m3 (61) 28.0 μg/m3 (85) 85.0
 
Oct. 12, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 84.0 μg/m3 (66) 38.0 μg/m3 (108) 108.0
 
Oct. 12, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 96.0 μg/m3 (72) 36.0 μg/m3 (103) 103.0
 
Oct. 12, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 84.0 μg/m3 (66) 41.0 μg/m3 (115) 115.0
 
Oct. 12, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 83.0 μg/m3 (65) 6.0 μg/m3 (25) 65.0
 
Oct. 12, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 114.0 μg/m3 (81) 7.0 μg/m3 (30) 81.0
 
Oct. 12, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 128.0 μg/m3 (88) 19.0 μg/m3 (66) 88.0
 
Oct. 12, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 177.0 μg/m3 (112) 27.0 μg/m3 (83) 112.0
 
Oct. 12, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 191.0 μg/m3 (119) 20.0 μg/m3 (68) 119.0