ID: 1497

AQSQID: 040139812

Site Name: Durango Complex

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

Updated: March 4, 2021, 5:32 p.m.

Location: Phoenix (Estrella), AZ

Reporting: True, Located: True

Current AQI: 30.0

Phoenix (Estrella) AZ, US: 33.4265, -112.1181

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Feb. 25, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 73.4 μg/m3 (61) 8.7 μg/m3 (37) 61.0
 
Feb. 25, 2021, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 82.0 μg/m3 (65) 10.3 μg/m3 (43) 65.0
 
Feb. 25, 2021, 2 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 56.3 μg/m3 (52) 7.7 μg/m3 (33) 52.0
 
Feb. 25, 2021, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 42.8 μg/m3 (40) 7.7 μg/m3 (33) 40.0
 
Feb. 25, 2021, noon N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 53.5 μg/m3 (50) 12.0 μg/m3 (50) 50.0
 
Feb. 25, 2021, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 38.5 μg/m3 (36) 9.4 μg/m3 (40) 40.0
 
Feb. 25, 2021, 10 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 24.7 μg/m3 (23) 9.1 μg/m3 (38) 38.0
 
Feb. 25, 2021, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 36.2 μg/m3 (34) 14.4 μg/m3 (56) 56.0
 
Feb. 25, 2021, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 53.8 μg/m3 (50) 18.2 μg/m3 (64) 64.0
 
Feb. 25, 2021, 7 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) N/A N/A 61.3 μg/m3 (55) 20.9 μg/m3 (70) 70.0
 
Feb. 25, 2021, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 61.2 μg/m3 (55) 19.2 μg/m3 (66) 66.0
 
Feb. 25, 2021, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 53.5 μg/m3 (50) 18.0 μg/m3 (64) 64.0
 
Feb. 25, 2021, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 45.5 μg/m3 (43) 18.5 μg/m3 (65) 65.0
 
Feb. 25, 2021, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 33.9 μg/m3 (32) 11.1 μg/m3 (47) 47.0
 
Feb. 25, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 12.3 μg/m3 (12) 2.7 μg/m3 (12) 12.0
 
Feb. 25, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 8.5 μg/m3 (8) 0.6 μg/m3 (3) 8.0
 
Feb. 25, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 15.2 μg/m3 (15) 3.9 μg/m3 (17) 17.0
 
Feb. 24, 2021, 11 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 14.7 μg/m3 (14) 0.6 μg/m3 (3) 14.0
 
Feb. 24, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 14.5 μg/m3 (14) 1.5 μg/m3 (7) 14.0
 
Feb. 24, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 24.8 μg/m3 (23) 5.1 μg/m3 (22) 23.0
 
Feb. 24, 2021, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 40.9 μg/m3 (38) 8.6 μg/m3 (36) 38.0
 
Feb. 24, 2021, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 46.6 μg/m3 (44) 10.7 μg/m3 (45) 45.0
 
Feb. 24, 2021, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 72.5 μg/m3 (60) 15.9 μg/m3 (59) 60.0
 
Feb. 24, 2021, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 99.2 μg/m3 (73) 24.4 μg/m3 (77) 77.0
 
Feb. 24, 2021, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 119.8 μg/m3 (84) 22.9 μg/m3 (74) 84.0
 
Feb. 24, 2021, 3 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) N/A N/A 182.4 μg/m3 (115) 31.0 μg/m3 (91) 115.0
 
Feb. 24, 2021, 2 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A 292.9 μg/m3 (170) 42.1 μg/m3 (118) 170.0
 
Feb. 24, 2021, 1 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A 97.7 μg/m3 (73) 18.5 μg/m3 (65) 73.0
 
Feb. 24, 2021, noon N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 44.7 μg/m3 (42) 11.9 μg/m3 (50) 50.0
 
Feb. 24, 2021, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 43.1 μg/m3 (40) 11.7 μg/m3 (49) 49.0
 
Feb. 24, 2021, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 30.7 μg/m3 (29) 11.2 μg/m3 (47) 47.0
 
Feb. 24, 2021, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 40.0 μg/m3 (38) 15.1 μg/m3 (58) 58.0
 
Feb. 24, 2021, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 59.0 μg/m3 (53) 22.3 μg/m3 (73) 73.0
 
Feb. 24, 2021, 7 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) N/A N/A 70.3 μg/m3 (59) 22.5 μg/m3 (73) 73.0
 
Feb. 24, 2021, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 95.5 μg/m3 (72) 23.8 μg/m3 (76) 76.0
 
Feb. 24, 2021, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 68.2 μg/m3 (58) 19.7 μg/m3 (67) 67.0
 
Feb. 24, 2021, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 58.9 μg/m3 (53) 13.7 μg/m3 (55) 55.0
 
Feb. 24, 2021, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 84.9 μg/m3 (66) 17.7 μg/m3 (63) 66.0
 
Feb. 24, 2021, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 42.4 μg/m3 (40) 4.9 μg/m3 (21) 40.0
 
Feb. 24, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 13.6 μg/m3 (13) 0.4 μg/m3 (2) 13.0
 
Feb. 24, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 10.3 μg/m3 (10) 2.0 μg/m3 (9) 10.0
 
Feb. 23, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 9.3 μg/m3 (9) 0.8 μg/m3 (4) 9.0
 
Feb. 23, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 22.0 μg/m3 (21) 3.0 μg/m3 (13) 21.0
 
Feb. 23, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 26.9 μg/m3 (25) 6.2 μg/m3 (26) 26.0
 
Feb. 23, 2021, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 30.9 μg/m3 (29) 8.4 μg/m3 (36) 36.0
 
Feb. 23, 2021, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 34.5 μg/m3 (32) 7.1 μg/m3 (30) 32.0
 
Feb. 23, 2021, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 39.7 μg/m3 (37) 9.3 μg/m3 (39) 39.0
 
Feb. 23, 2021, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 42.8 μg/m3 (40) 9.1 μg/m3 (38) 40.0
 
Feb. 23, 2021, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 55.8 μg/m3 (52) 14.5 μg/m3 (57) 57.0
 
Feb. 23, 2021, 3 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 100.6 μg/m3 (74) 20.8 μg/m3 (70) 74.0
 
Feb. 23, 2021, 2 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A 130.1 μg/m3 (89) 25.4 μg/m3 (79) 89.0
 
Feb. 23, 2021, 1 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) N/A N/A 75.9 μg/m3 (62) 17.6 μg/m3 (63) 63.0
 
Feb. 23, 2021, noon N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 107.0 μg/m3 (77) 21.7 μg/m3 (72) 77.0
 
Feb. 23, 2021, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 59.6 μg/m3 (54) 16.8 μg/m3 (61) 61.0
 
Feb. 23, 2021, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 39.8 μg/m3 (37) 13.8 μg/m3 (55) 55.0
 
Feb. 23, 2021, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 46.7 μg/m3 (44) 16.9 μg/m3 (62) 62.0
 
Feb. 23, 2021, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 49.6 μg/m3 (46) 17.6 μg/m3 (63) 63.0
 
Feb. 23, 2021, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 79.6 μg/m3 (64) 24.3 μg/m3 (77) 77.0
 
Feb. 23, 2021, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 70.6 μg/m3 (59) 18.0 μg/m3 (64) 64.0
 
Feb. 23, 2021, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 56.8 μg/m3 (52) 16.0 μg/m3 (60) 60.0
 
Feb. 23, 2021, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 53.9 μg/m3 (50) 12.6 μg/m3 (53) 53.0
 
Feb. 23, 2021, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 30.3 μg/m3 (29) 5.9 μg/m3 (25) 29.0
 
Feb. 23, 2021, 2 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 32.1 μg/m3 (30) 6.1 μg/m3 (26) 30.0
 
Feb. 23, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 21.4 μg/m3 (20) 4.9 μg/m3 (21) 21.0
 
Feb. 23, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 15.7 μg/m3 (15) 6.2 μg/m3 (26) 26.0
 
Feb. 22, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 11.3 μg/m3 (11) 2.6 μg/m3 (11) 11.0
 
Feb. 22, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 11.3 μg/m3 (11) 3.1 μg/m3 (13) 13.0
 
Feb. 22, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 9.9 μg/m3 (10) 2.3 μg/m3 (10) 10.0
 
Feb. 22, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 12.1 μg/m3 (12) 2.4 μg/m3 (10) 12.0
 
Feb. 22, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 16.8 μg/m3 (16) 3.2 μg/m3 (14) 16.0
 
Feb. 22, 2021, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 33.7 μg/m3 (32) 9.4 μg/m3 (40) 40.0
 
Feb. 22, 2021, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 71.8 μg/m3 (60) 18.4 μg/m3 (65) 65.0
 
Feb. 22, 2021, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 216.2 μg/m3 (132) 43.2 μg/m3 (120) 132.0
 
Feb. 22, 2021, 3 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) N/A N/A 273.0 μg/m3 (160) 50.5 μg/m3 (138) 160.0
 
Feb. 22, 2021, 2 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) N/A N/A 177.1 μg/m3 (112) 39.4 μg/m3 (111) 112.0
 
Feb. 22, 2021, 1 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A N/A 112.4 μg/m3 (80) 28.3 μg/m3 (86) 86.0
 
Feb. 22, 2021, noon N/A N/A N/A N/A N/A 3.0 ppb (5) N/A N/A 77.7 μg/m3 (63) 20.1 μg/m3 (68) 68.0
 
Feb. 22, 2021, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 36.2 μg/m3 (34) 13.6 μg/m3 (55) 55.0
 
Feb. 22, 2021, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 35.7 μg/m3 (34) 13.6 μg/m3 (55) 55.0
 
Feb. 22, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 22.3 μg/m3 (21) 10.0 μg/m3 (42) 42.0
 
Feb. 22, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 20.6 μg/m3 (20) 9.2 μg/m3 (39) 39.0
 
Feb. 22, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 15.8 μg/m3 (15) 6.1 μg/m3 (26) 26.0
 
Feb. 22, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 22.2 μg/m3 (21) 8.8 μg/m3 (37) 37.0
 
Feb. 22, 2021, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 41.5 μg/m3 (39) 11.5 μg/m3 (48) 48.0
 
Feb. 22, 2021, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 25.6 μg/m3 (24) 5.7 μg/m3 (24) 24.0
 
Feb. 22, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 26.6 μg/m3 (25) 4.3 μg/m3 (18) 25.0
 
Feb. 22, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 13.8 μg/m3 (13) 2.1 μg/m3 (9) 13.0
 
Feb. 22, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 7.3 μg/m3 (7) 3.1 μg/m3 (13) 13.0
 
Feb. 22, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 5.1 μg/m3 (5) 3.5 μg/m3 (15) 15.0
 
Feb. 21, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 2.2 μg/m3 (3) 0.4 μg/m3 (2) 3.0
 
Feb. 21, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 1.5 μg/m3 (2) 0.2 μg/m3 (1) 2.0
 
Feb. 21, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 0.8 μg/m3 (1) -0.3 μg/m3 (0) 1.0
 
Feb. 21, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 0.2 μg/m3 (1) -1.3 μg/m3 (0) 1.0
 
Feb. 21, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 1.6 μg/m3 (2) -0.3 μg/m3 (0) 2.0
 
Feb. 21, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 5.2 μg/m3 (5) 2.4 μg/m3 (10) 10.0
 
Feb. 21, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 5.7 μg/m3 (6) 0.5 μg/m3 (3) 6.0
 
Feb. 21, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 12.9 μg/m3 (12) 3.3 μg/m3 (14) 14.0
 
Feb. 21, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 14.1 μg/m3 (14) 3.8 μg/m3 (16) 16.0
 
Feb. 21, 2021, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 9.2 μg/m3 (9) 2.3 μg/m3 (10) 10.0
 
Feb. 21, 2021, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 9.6 μg/m3 (9) 2.8 μg/m3 (12) 12.0
 
Feb. 21, 2021, noon N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 5.9 μg/m3 (6) 2.3 μg/m3 (10) 10.0
 
Feb. 21, 2021, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 7.9 μg/m3 (8) 2.8 μg/m3 (12) 12.0
 
Feb. 21, 2021, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 10.7 μg/m3 (10) 2.3 μg/m3 (10) 10.0
 
Feb. 21, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 15.7 μg/m3 (15) 3.7 μg/m3 (16) 16.0
 
Feb. 21, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 14.0 μg/m3 (13) 3.9 μg/m3 (17) 17.0
 
Feb. 21, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 14.5 μg/m3 (14) 4.0 μg/m3 (17) 17.0
 
Feb. 21, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 20.4 μg/m3 (19) 3.4 μg/m3 (15) 19.0
 
Feb. 21, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 30.7 μg/m3 (29) 5.1 μg/m3 (22) 29.0
 
Feb. 21, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 37.5 μg/m3 (35) 7.6 μg/m3 (32) 35.0
 
Feb. 21, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 90.1 μg/m3 (69) 13.8 μg/m3 (55) 69.0
 
Feb. 21, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 106.7 μg/m3 (77) 12.4 μg/m3 (52) 77.0
 
Feb. 21, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 63.7 μg/m3 (56) 1.9 μg/m3 (8) 56.0
 
Feb. 21, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 54.0 μg/m3 (50) 1.6 μg/m3 (7) 50.0
 
Feb. 20, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 101.8 μg/m3 (75) 4.3 μg/m3 (18) 75.0
 
Feb. 20, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 76.7 μg/m3 (62) 3.3 μg/m3 (14) 62.0
 
Feb. 20, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 29.1 μg/m3 (27) 4.6 μg/m3 (20) 27.0
 
Feb. 20, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 24.9 μg/m3 (24) 6.9 μg/m3 (29) 29.0
 
Feb. 20, 2021, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 35.8 μg/m3 (34) 12.2 μg/m3 (52) 52.0
 
Feb. 20, 2021, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 26.8 μg/m3 (25) 5.6 μg/m3 (24) 25.0
 
Feb. 20, 2021, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 26.8 μg/m3 (25) 4.7 μg/m3 (20) 25.0
 
Feb. 20, 2021, 4 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 54.1 μg/m3 (51) 13.6 μg/m3 (55) 55.0
 
Feb. 20, 2021, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 134.8 μg/m3 (91) 33.2 μg/m3 (96) 96.0
 
Feb. 20, 2021, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 183.1 μg/m3 (115) 38.7 μg/m3 (109) 115.0
 
Feb. 20, 2021, 1 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 39.0 μg/m3 (37) 15.0 μg/m3 (58) 58.0
 
Feb. 20, 2021, noon N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 22.3 μg/m3 (21) 8.4 μg/m3 (36) 36.0
 
Feb. 20, 2021, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 22.2 μg/m3 (21) 9.6 μg/m3 (40) 40.0
 
Feb. 20, 2021, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 51.4 μg/m3 (48) 21.4 μg/m3 (71) 71.0
 
Feb. 20, 2021, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 60.0 μg/m3 (54) 29.0 μg/m3 (87) 87.0
 
Feb. 20, 2021, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 64.6 μg/m3 (56) 29.2 μg/m3 (87) 87.0
 
Feb. 20, 2021, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 80.0 μg/m3 (64) 33.5 μg/m3 (97) 97.0
 
Feb. 20, 2021, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 85.2 μg/m3 (66) 27.7 μg/m3 (84) 84.0
 
Feb. 20, 2021, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 75.5 μg/m3 (62) 26.4 μg/m3 (82) 82.0
 
Feb. 20, 2021, 4 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 66.3 μg/m3 (57) 18.0 μg/m3 (64) 64.0
 
Feb. 20, 2021, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 42.4 μg/m3 (40) 10.4 μg/m3 (44) 44.0
 
Feb. 20, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 23.6 μg/m3 (22) 6.1 μg/m3 (26) 26.0
 
Feb. 20, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 14.9 μg/m3 (14) 3.9 μg/m3 (17) 17.0
 
Feb. 20, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 14.3 μg/m3 (14) 2.8 μg/m3 (12) 14.0
 
Feb. 19, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 16.1 μg/m3 (15) 4.2 μg/m3 (18) 18.0
 
Feb. 19, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 19.6 μg/m3 (19) 4.3 μg/m3 (18) 19.0
 
Feb. 19, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 16.4 μg/m3 (16) 3.7 μg/m3 (16) 16.0
 
Feb. 19, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 12.6 μg/m3 (12) 0.7 μg/m3 (3) 12.0
 
Feb. 19, 2021, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 17.8 μg/m3 (17) 5.8 μg/m3 (25) 25.0
 
Feb. 19, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 31.9 μg/m3 (30) 6.5 μg/m3 (28) 30.0
 
Feb. 19, 2021, 5 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 47.5 μg/m3 (44) 12.2 μg/m3 (52) 52.0
 
Feb. 19, 2021, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 78.3 μg/m3 (63) 22.8 μg/m3 (74) 74.0
 
Feb. 19, 2021, 3 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 96.7 μg/m3 (72) 32.1 μg/m3 (94) 94.0
 
Feb. 19, 2021, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 149.0 μg/m3 (98) 24.7 μg/m3 (78) 98.0
 
Feb. 19, 2021, 1 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) N/A N/A 167.4 μg/m3 (108) 30.7 μg/m3 (91) 108.0
 
Feb. 19, 2021, noon N/A N/A N/A N/A N/A 2.0 ppb (3) N/A N/A 42.9 μg/m3 (40) 13.9 μg/m3 (55) 55.0
 
Feb. 19, 2021, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 29.1 μg/m3 (27) 12.3 μg/m3 (52) 52.0
 
Feb. 19, 2021, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 30.6 μg/m3 (29) 11.7 μg/m3 (49) 49.0
 
Feb. 19, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 11.8 μg/m3 (11) 4.1 μg/m3 (18) 18.0
 
Feb. 19, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 12.8 μg/m3 (12) 4.3 μg/m3 (18) 18.0
 
Feb. 19, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 44.9 μg/m3 (42) 12.4 μg/m3 (52) 52.0
 
Feb. 19, 2021, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 79.2 μg/m3 (63) 19.2 μg/m3 (66) 66.0
 
Feb. 19, 2021, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) N/A N/A 67.7 μg/m3 (58) 14.5 μg/m3 (57) 58.0
 
Feb. 19, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 39.3 μg/m3 (37) 9.4 μg/m3 (40) 40.0
 
Feb. 19, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 22.8 μg/m3 (22) 4.2 μg/m3 (18) 22.0
 
Feb. 19, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 13.9 μg/m3 (13) 1.3 μg/m3 (6) 13.0
 
Feb. 19, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 7.1 μg/m3 (7) 1.5 μg/m3 (7) 7.0
 
Feb. 19, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 4.5 μg/m3 (5) -0.3 μg/m3 (0) 5.0
 
Feb. 18, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 1.0 μg/m3 (1) -1.6 μg/m3 (0) 1.0
 
Feb. 18, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 3.3 μg/m3 (4) 1.3 μg/m3 (6) 6.0
 
Feb. 18, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 3.5 μg/m3 (4) -0.2 μg/m3 (0) 4.0
 
Feb. 18, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 6.9 μg/m3 (7) 1.9 μg/m3 (8) 8.0
 
Feb. 18, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A 10.8 μg/m3 (10) 2.2 μg/m3 (10) 10.0
 
Feb. 18, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A
Feb. 18, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A N/A