ID: 91

AQSQID: 040133002

Site Name: Central Phoenix

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

Updated: Jan. 17, 2021, 3:31 p.m.

Location: Phoenix (Central City), AZ

Reporting: True, Located: True

Current AQI: 30.0

Phoenix (Central City) AZ, US: 33.4579, -112.046

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 17, 2021, 2 p.m. N/A N/A N/A 28.0 ppb (27) N/A 1.0 ppb (2) 0.0 ppb (0) 1.0 ppb (12) 32.0 μg/m3 (30) N/A 30.0
 
Jan. 17, 2021, 1 p.m. N/A N/A N/A 27.0 ppb (26) N/A 1.0 ppb (2) 0.0 ppb (0) 1.0 ppb (12) 32.0 μg/m3 (30) N/A 30.0
 
Jan. 17, 2021, noon N/A N/A N/A 27.0 ppb (26) N/A 1.0 ppb (2) 0.0 ppb (0) 1.1 ppb (13) 35.4 μg/m3 (33) N/A 33.0
 
Jan. 17, 2021, 11 a.m. N/A N/A N/A 28.0 ppb (27) N/A 1.0 ppb (2) 0.0 ppb (0) 1.1 ppb (13) 43.7 μg/m3 (41) N/A 41.0
 
Jan. 17, 2021, 10 a.m. N/A N/A N/A 31.0 ppb (30) N/A 1.0 ppb (2) 0.0 ppb (0) 1.6 ppb (19) 63.1 μg/m3 (56) N/A 56.0
 
Jan. 17, 2021, 9 a.m. N/A N/A N/A 35.0 ppb (34) N/A 2.0 ppb (3) 0.0 ppb (0) 2.0 ppb (23) 80.7 μg/m3 (64) N/A 64.0
 
Jan. 17, 2021, 8 a.m. N/A N/A N/A 39.0 ppb (37) N/A 2.0 ppb (3) 0.0 ppb (0) 1.9 ppb (22) 83.4 μg/m3 (66) N/A 66.0
 
Jan. 17, 2021, 7 a.m. N/A N/A N/A 38.0 ppb (36) N/A 2.0 ppb (3) 0.0 ppb (0) 2.0 ppb (23) 93.3 μg/m3 (70) N/A 70.0
 
Jan. 17, 2021, 6 a.m. N/A N/A N/A 40.0 ppb (38) N/A 2.0 ppb (3) 1.0 ppb (1) 1.9 ppb (22) 105.5 μg/m3 (76) N/A 76.0
 
Jan. 17, 2021, 5 a.m. N/A N/A N/A 46.0 ppb (44) N/A 2.0 ppb (3) 1.0 ppb (1) 2.0 ppb (23) 100.1 μg/m3 (74) N/A 74.0
 
Jan. 17, 2021, 4 a.m. N/A N/A N/A 49.0 ppb (47) N/A 2.0 ppb (3) 1.0 ppb (1) 2.0 ppb (23) 97.3 μg/m3 (72) N/A 72.0
 
Jan. 17, 2021, 3 a.m. N/A N/A N/A 50.0 ppb (48) N/A 2.0 ppb (3) 1.0 ppb (1) 1.6 ppb (19) 94.1 μg/m3 (71) N/A 71.0
 
Jan. 17, 2021, 2 a.m. N/A N/A N/A 51.0 ppb (49) N/A 2.0 ppb (3) 1.0 ppb (1) 1.6 ppb (19) 90.0 μg/m3 (69) N/A 69.0
 
Jan. 17, 2021, 1 a.m. N/A N/A N/A 44.0 ppb (42) N/A 1.0 ppb (2) 7.0 ppb (7) 1.0 ppb (12) 72.3 μg/m3 (60) N/A 60.0
 
Jan. 17, 2021, midnight N/A N/A N/A 29.0 ppb (28) N/A 0.0 ppb (0) 25.0 ppb (24) 0.4 ppb (5) 46.9 μg/m3 (44) N/A 44.0
 
Jan. 16, 2021, 11 p.m. N/A N/A N/A 17.0 ppb (17) N/A 0.0 ppb (0) 33.0 ppb (31) 0.2 ppb (3) 31.2 μg/m3 (29) N/A 31.0
 
Jan. 16, 2021, 10 p.m. N/A N/A N/A 16.0 ppb (16) N/A 0.0 ppb (0) 29.0 ppb (27) 0.2 ppb (3) 22.8 μg/m3 (22) N/A 27.0
 
Jan. 16, 2021, 9 p.m. N/A N/A N/A 14.0 ppb (14) N/A 0.0 ppb (0) 31.0 ppb (29) 0.2 ppb (3) 20.5 μg/m3 (19) N/A 29.0
 
Jan. 16, 2021, 8 p.m. N/A N/A N/A 13.0 ppb (13) N/A 0.0 ppb (0) 29.0 ppb (27) 0.2 ppb (3) 16.5 μg/m3 (16) N/A 27.0
 
Jan. 16, 2021, 7 p.m. N/A N/A N/A 14.0 ppb (14) N/A 0.0 ppb (0) 27.0 ppb (25) 0.2 ppb (3) 21.9 μg/m3 (21) N/A 25.0
 
Jan. 16, 2021, 6 p.m. N/A N/A N/A 25.0 ppb (24) N/A 3.0 ppb (5) 19.0 ppb (18) 0.4 ppb (5) 26.8 μg/m3 (25) N/A 25.0
 
Jan. 16, 2021, 5 p.m. N/A N/A N/A 23.0 ppb (22) N/A 2.0 ppb (3) 14.0 ppb (13) 0.5 ppb (6) 36.2 μg/m3 (34) N/A 34.0
 
Jan. 16, 2021, 4 p.m. N/A N/A N/A 23.0 ppb (22) N/A 1.0 ppb (2) 8.0 ppb (8) 0.6 ppb (7) 41.9 μg/m3 (39) N/A 39.0
 
Jan. 16, 2021, 3 p.m. N/A N/A N/A 26.0 ppb (25) N/A 1.0 ppb (2) 1.0 ppb (1) 0.7 ppb (8) 49.8 μg/m3 (47) N/A 47.0
 
Jan. 16, 2021, 2 p.m. N/A N/A N/A 28.0 ppb (27) N/A 1.0 ppb (2) 0.0 ppb (0) 0.7 ppb (8) 63.0 μg/m3 (55) N/A 55.0
 
Jan. 16, 2021, 1 p.m. N/A N/A N/A 28.0 ppb (27) N/A 0.0 ppb (0) 0.0 ppb (0) 0.5 ppb (6) 32.0 μg/m3 (30) N/A 30.0
 
Jan. 16, 2021, noon N/A N/A N/A 27.0 ppb (26) N/A 0.0 ppb (0) 0.0 ppb (0) 0.5 ppb (6) 34.0 μg/m3 (32) N/A 32.0
 
Jan. 16, 2021, 11 a.m. N/A N/A N/A 28.0 ppb (27) N/A 0.0 ppb (0) 0.0 ppb (0) 0.7 ppb (8) 38.2 μg/m3 (36) N/A 36.0
 
Jan. 16, 2021, 10 a.m. N/A N/A N/A 29.0 ppb (28) N/A 0.0 ppb (0) 0.0 ppb (0) 0.8 ppb (10) 42.2 μg/m3 (40) N/A 40.0
 
Jan. 16, 2021, 9 a.m. N/A N/A N/A 26.0 ppb (25) N/A 0.0 ppb (0) 2.0 ppb (2) 0.5 ppb (6) 29.9 μg/m3 (28) N/A 28.0
 
Jan. 16, 2021, 8 a.m. N/A N/A N/A 28.0 ppb (27) N/A 0.0 ppb (0) 4.0 ppb (4) 0.7 ppb (8) 40.3 μg/m3 (38) N/A 38.0
 
Jan. 16, 2021, 7 a.m. N/A N/A N/A 36.0 ppb (34) N/A 1.0 ppb (2) 0.0 ppb (0) 1.5 ppb (18) 70.6 μg/m3 (59) N/A 59.0
 
Jan. 16, 2021, 6 a.m. N/A N/A N/A 43.0 ppb (41) N/A 2.0 ppb (3) 0.0 ppb (0) 1.5 ppb (18) 72.5 μg/m3 (60) N/A 60.0
 
Jan. 16, 2021, 5 a.m. N/A N/A N/A 42.0 ppb (40) N/A 2.0 ppb (3) 0.0 ppb (0) 1.5 ppb (18) 76.1 μg/m3 (62) N/A 62.0
 
Jan. 16, 2021, 4 a.m. N/A N/A N/A 42.0 ppb (40) N/A 2.0 ppb (3) 1.0 ppb (1) 1.7 ppb (20) 96.0 μg/m3 (72) N/A 72.0
 
Jan. 16, 2021, 3 a.m. N/A N/A N/A 46.0 ppb (44) N/A 3.0 ppb (5) 1.0 ppb (1) 2.1 ppb (24) 112.4 μg/m3 (80) N/A 80.0
 
Jan. 16, 2021, 2 a.m. N/A N/A N/A 45.0 ppb (43) N/A 1.0 ppb (2) 1.0 ppb (1) 0.7 ppb (8) 75.2 μg/m3 (61) N/A 61.0
 
Jan. 16, 2021, 1 a.m. N/A N/A N/A 40.0 ppb (38) N/A 0.0 ppb (0) 4.0 ppb (4) 0.6 ppb (7) 67.6 μg/m3 (58) N/A 58.0
 
Jan. 16, 2021, midnight N/A N/A N/A 29.0 ppb (28) N/A 0.0 ppb (0) 20.0 ppb (19) 0.4 ppb (5) 51.1 μg/m3 (48) N/A 48.0
 
Jan. 15, 2021, 11 p.m. N/A N/A N/A 18.0 ppb (17) N/A 0.0 ppb (0) 32.0 ppb (30) 0.2 ppb (3) 34.2 μg/m3 (32) N/A 32.0
 
Jan. 15, 2021, 10 p.m. N/A N/A N/A 11.0 ppb (11) N/A 0.0 ppb (0) 37.0 ppb (35) 0.1 ppb (2) 19.9 μg/m3 (19) N/A 35.0
 
Jan. 15, 2021, 9 p.m. N/A N/A N/A 9.0 ppb (9) N/A 0.0 ppb (0) 37.0 ppb (35) 0.1 ppb (2) 15.8 μg/m3 (15) N/A 35.0
 
Jan. 15, 2021, 8 p.m. N/A N/A N/A 14.0 ppb (14) N/A 0.0 ppb (0) 34.0 ppb (32) 0.2 ppb (3) 25.9 μg/m3 (24) N/A 32.0
 
Jan. 15, 2021, 7 p.m. N/A N/A N/A 19.0 ppb (18) N/A 0.0 ppb (0) 29.0 ppb (27) 0.3 ppb (4) 32.9 μg/m3 (31) N/A 31.0
 
Jan. 15, 2021, 6 p.m. N/A N/A N/A 31.0 ppb (30) N/A 1.0 ppb (2) 20.0 ppb (19) 0.4 ppb (5) 57.9 μg/m3 (53) N/A 53.0
 
Jan. 15, 2021, 5 p.m. N/A N/A N/A 45.0 ppb (43) N/A 2.0 ppb (3) 9.0 ppb (9) 0.8 ppb (10) 69.2 μg/m3 (59) N/A 59.0
 
Jan. 15, 2021, 4 p.m. N/A N/A N/A 53.0 ppb (50) N/A 4.0 ppb (6) 2.0 ppb (2) 1.8 ppb (21) 100.1 μg/m3 (74) N/A 74.0
 
Jan. 15, 2021, 3 p.m. N/A N/A N/A 43.0 ppb (41) N/A 4.0 ppb (6) 0.0 ppb (0) 2.3 ppb (27) 111.9 μg/m3 (80) N/A 80.0
 
Jan. 15, 2021, 2 p.m. N/A N/A N/A 41.0 ppb (39) N/A 4.0 ppb (6) 0.0 ppb (0) 2.2 ppb (25) 101.1 μg/m3 (74) N/A 74.0
 
Jan. 15, 2021, 1 p.m. N/A N/A N/A 37.0 ppb (35) N/A 3.0 ppb (5) 0.0 ppb (0) 1.8 ppb (21) 87.9 μg/m3 (68) N/A 68.0
 
Jan. 15, 2021, noon N/A N/A N/A 38.0 ppb (36) N/A 3.0 ppb (5) 0.0 ppb (0) 1.9 ppb (22) 93.9 μg/m3 (71) N/A 71.0
 
Jan. 15, 2021, 11 a.m. N/A N/A N/A 38.0 ppb (36) N/A 2.0 ppb (3) 0.0 ppb (0) 1.5 ppb (18) 95.9 μg/m3 (72) N/A 72.0
 
Jan. 15, 2021, 10 a.m. N/A N/A N/A 37.0 ppb (35) N/A 2.0 ppb (3) 0.0 ppb (0) 1.2 ppb (14) 73.7 μg/m3 (61) N/A 61.0
 
Jan. 15, 2021, 9 a.m. N/A N/A N/A 39.0 ppb (37) N/A 2.0 ppb (3) 0.0 ppb (0) 1.2 ppb (14) 79.5 μg/m3 (64) N/A 64.0
 
Jan. 15, 2021, 8 a.m. N/A N/A N/A 40.0 ppb (38) N/A 2.0 ppb (3) 0.0 ppb (0) 1.3 ppb (15) 81.3 μg/m3 (65) N/A 65.0
 
Jan. 15, 2021, 7 a.m. N/A N/A N/A 42.0 ppb (40) N/A 2.0 ppb (3) 0.0 ppb (0) 1.5 ppb (18) 90.2 μg/m3 (69) N/A 69.0
 
Jan. 15, 2021, 6 a.m. N/A N/A N/A 43.0 ppb (41) N/A 3.0 ppb (5) 0.0 ppb (0) 2.0 ppb (23) 97.6 μg/m3 (73) N/A 73.0
 
Jan. 15, 2021, 5 a.m. N/A N/A N/A 44.0 ppb (42) N/A 2.0 ppb (3) 0.0 ppb (0) 1.7 ppb (20) 92.2 μg/m3 (70) N/A 70.0
 
Jan. 15, 2021, 4 a.m. N/A N/A N/A 44.0 ppb (42) N/A 2.0 ppb (3) 0.0 ppb (0) 1.4 ppb (16) 95.5 μg/m3 (72) N/A 72.0
 
Jan. 15, 2021, 3 a.m. N/A N/A N/A 45.0 ppb (43) N/A 1.0 ppb (2) 0.0 ppb (0) 1.2 ppb (14) 78.6 μg/m3 (63) N/A 63.0
 
Jan. 15, 2021, 2 a.m. N/A N/A N/A 46.0 ppb (44) N/A 1.0 ppb (2) 0.0 ppb (0) 1.1 ppb (13) 82.6 μg/m3 (65) N/A 65.0
 
Jan. 15, 2021, 1 a.m. N/A N/A N/A 49.0 ppb (47) N/A 1.0 ppb (2) 0.0 ppb (0) 0.9 ppb (11) 88.4 μg/m3 (68) N/A 68.0
 
Jan. 15, 2021, midnight N/A N/A N/A 41.0 ppb (39) N/A 0.0 ppb (0) 6.0 ppb (6) 0.5 ppb (6) 62.6 μg/m3 (55) N/A 55.0
 
Jan. 14, 2021, 11 p.m. N/A N/A N/A 32.0 ppb (31) N/A 0.0 ppb (0) 16.0 ppb (15) 0.4 ppb (5) 50.0 μg/m3 (47) N/A 47.0
 
Jan. 14, 2021, 10 p.m. N/A N/A N/A 29.0 ppb (28) N/A 0.0 ppb (0) 25.0 ppb (24) 0.3 ppb (4) 61.0 μg/m3 (54) N/A 54.0
 
Jan. 14, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (27) 0.4 ppb (5) 80.1 μg/m3 (64) N/A 64.0
 
Jan. 14, 2021, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 21.0 ppb (20) 0.4 ppb (5) 50.8 μg/m3 (48) N/A 48.0
 
Jan. 14, 2021, 7 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 13.0 ppb (13) 0.4 ppb (5) 57.0 μg/m3 (52) N/A 52.0
 
Jan. 14, 2021, 6 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 15.0 ppb (14) 0.4 ppb (5) 51.8 μg/m3 (48) N/A 48.0
 
Jan. 14, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 12.0 ppb (12) 0.4 ppb (5) 41.9 μg/m3 (39) N/A 39.0
 
Jan. 14, 2021, 4 p.m. N/A N/A N/A 24.0 ppb (23) N/A 1.0 ppb (2) 5.0 ppb (5) 0.8 ppb (10) 65.5 μg/m3 (57) N/A 57.0
 
Jan. 14, 2021, 3 p.m. N/A N/A N/A 24.0 ppb (23) N/A N/A 1.0 ppb (1) 0.9 ppb (11) 60.0 μg/m3 (54) N/A 54.0
 
Jan. 14, 2021, 2 p.m. N/A N/A N/A 24.0 ppb (23) N/A N/A 1.0 ppb (1) 0.5 ppb (6) 34.3 μg/m3 (32) N/A 32.0
 
Jan. 14, 2021, 1 p.m. N/A N/A N/A 25.0 ppb (24) N/A 1.0 ppb (2) 0.0 ppb (0) 0.6 ppb (7) 41.0 μg/m3 (38) N/A 38.0
 
Jan. 14, 2021, noon N/A N/A N/A 24.0 ppb (23) N/A 0.0 ppb (0) 1.0 ppb (1) 0.5 ppb (6) 33.7 μg/m3 (32) N/A 32.0
 
Jan. 14, 2021, 11 a.m. N/A N/A N/A 25.0 ppb (24) N/A 0.0 ppb (0) 0.0 ppb (0) 0.5 ppb (6) 36.5 μg/m3 (34) N/A 34.0
 
Jan. 14, 2021, 10 a.m. N/A N/A N/A 25.0 ppb (24) N/A 1.0 ppb (2) 0.0 ppb (0) 0.6 ppb (7) 38.9 μg/m3 (37) N/A 37.0
 
Jan. 14, 2021, 9 a.m. N/A N/A N/A 26.0 ppb (25) N/A 0.0 ppb (0) 0.0 ppb (0) 0.6 ppb (7) 38.6 μg/m3 (36) N/A 36.0
 
Jan. 14, 2021, 8 a.m. N/A N/A N/A 28.0 ppb (27) N/A 1.0 ppb (2) 0.0 ppb (0) 0.8 ppb (10) 53.9 μg/m3 (50) N/A 50.0
 
Jan. 14, 2021, 7 a.m. N/A N/A N/A 33.0 ppb (32) N/A 1.0 ppb (2) 0.0 ppb (0) 1.0 ppb (12) 60.4 μg/m3 (54) N/A 54.0
 
Jan. 14, 2021, 6 a.m. N/A N/A N/A 35.0 ppb (34) N/A 2.0 ppb (3) 0.0 ppb (0) 1.5 ppb (18) 77.2 μg/m3 (62) N/A 62.0
 
Jan. 14, 2021, 5 a.m. N/A N/A N/A 37.0 ppb (35) N/A 2.0 ppb (3) 0.0 ppb (0) 1.4 ppb (16) 68.9 μg/m3 (58) N/A 58.0
 
Jan. 14, 2021, 4 a.m. N/A N/A N/A 40.0 ppb (38) N/A 2.0 ppb (3) 0.0 ppb (0) 1.4 ppb (16) 73.1 μg/m3 (60) N/A 60.0
 
Jan. 14, 2021, 3 a.m. N/A N/A N/A 42.0 ppb (40) N/A 2.0 ppb (3) 0.0 ppb (0) 1.2 ppb (14) 83.4 μg/m3 (66) N/A 66.0
 
Jan. 14, 2021, 2 a.m. N/A N/A N/A 44.0 ppb (42) N/A 2.0 ppb (3) 1.0 ppb (1) 1.0 ppb (12) 82.1 μg/m3 (65) N/A 65.0
 
Jan. 14, 2021, 1 a.m. N/A N/A N/A 40.0 ppb (38) N/A 1.0 ppb (2) 3.0 ppb (3) 0.8 ppb (10) 87.1 μg/m3 (67) N/A 67.0
 
Jan. 14, 2021, midnight N/A N/A N/A 28.0 ppb (27) N/A 0.0 ppb (0) 17.0 ppb (16) 0.4 ppb (5) 63.9 μg/m3 (56) N/A 56.0
 
Jan. 13, 2021, 11 p.m. N/A N/A N/A 17.0 ppb (17) N/A 0.0 ppb (0) 29.0 ppb (27) 0.3 ppb (4) 31.4 μg/m3 (30) N/A 30.0
 
Jan. 13, 2021, 10 p.m. N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) 33.0 ppb (31) 0.2 ppb (3) 24.8 μg/m3 (23) N/A 31.0
 
Jan. 13, 2021, 9 p.m. N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) 31.0 ppb (29) 0.2 ppb (3) 22.1 μg/m3 (21) N/A 29.0
 
Jan. 13, 2021, 8 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 30.0 ppb (28) 0.2 ppb (3) 20.1 μg/m3 (19) N/A 28.0
 
Jan. 13, 2021, 7 p.m. N/A N/A N/A 16.0 ppb (16) N/A N/A 25.0 ppb (24) 0.2 ppb (3) 33.8 μg/m3 (32) N/A 32.0
 
Jan. 13, 2021, 6 p.m. N/A N/A N/A 17.0 ppb (17) N/A N/A 21.0 ppb (20) 0.3 ppb (4) 32.9 μg/m3 (31) N/A 31.0
 
Jan. 13, 2021, 5 p.m. N/A N/A N/A 20.0 ppb (19) N/A 1.0 ppb (2) 14.0 ppb (13) 0.4 ppb (5) 48.0 μg/m3 (45) N/A 45.0
 
Jan. 13, 2021, 4 p.m. N/A N/A N/A 24.0 ppb (23) N/A 2.0 ppb (3) 10.0 ppb (10) 0.6 ppb (7) 58.7 μg/m3 (53) N/A 53.0
 
Jan. 13, 2021, 3 p.m. N/A N/A N/A 27.0 ppb (26) N/A 2.0 ppb (3) 2.0 ppb (2) 1.0 ppb (12) 89.2 μg/m3 (68) N/A 68.0
 
Jan. 13, 2021, 2 p.m. N/A N/A N/A 26.0 ppb (25) N/A 2.0 ppb (3) 1.0 ppb (1) 1.0 ppb (12) 54.3 μg/m3 (51) N/A 51.0
 
Jan. 13, 2021, 1 p.m. N/A N/A N/A 27.0 ppb (26) N/A 1.0 ppb (2) 0.0 ppb (0) 0.7 ppb (8) 32.9 μg/m3 (31) N/A 31.0
 
Jan. 13, 2021, noon N/A N/A N/A 27.0 ppb (26) N/A 1.0 ppb (2) 0.0 ppb (0) 0.7 ppb (8) 25.2 μg/m3 (24) N/A 26.0
 
Jan. 13, 2021, 11 a.m. N/A N/A N/A 29.0 ppb (28) N/A 0.0 ppb (0) 0.0 ppb (0) 0.8 ppb (10) 29.5 μg/m3 (28) N/A 28.0
 
Jan. 13, 2021, 10 a.m. N/A N/A N/A 27.0 ppb (26) N/A 0.0 ppb (0) 0.0 ppb (0) 0.7 ppb (8) 31.5 μg/m3 (30) N/A 30.0
 
Jan. 13, 2021, 9 a.m. N/A N/A N/A 23.0 ppb (22) N/A 0.0 ppb (0) 5.0 ppb (5) 0.5 ppb (6) 23.4 μg/m3 (22) N/A 22.0
 
Jan. 13, 2021, 8 a.m. N/A N/A N/A 30.0 ppb (29) N/A 1.0 ppb (2) 0.0 ppb (0) 1.0 ppb (12) 43.0 μg/m3 (40) N/A 40.0
 
Jan. 13, 2021, 7 a.m. N/A N/A N/A 34.0 ppb (33) N/A 2.0 ppb (3) 0.0 ppb (0) 1.6 ppb (19) 66.5 μg/m3 (57) N/A 57.0
 
Jan. 13, 2021, 6 a.m. N/A N/A N/A 39.0 ppb (37) N/A 3.0 ppb (5) 0.0 ppb (0) 1.5 ppb (18) 74.7 μg/m3 (61) N/A 61.0
 
Jan. 13, 2021, 5 a.m. N/A N/A N/A 39.0 ppb (37) N/A 2.0 ppb (3) 0.0 ppb (0) 1.3 ppb (15) 65.2 μg/m3 (57) N/A 57.0
 
Jan. 13, 2021, 4 a.m. N/A N/A N/A 40.0 ppb (38) N/A 2.0 ppb (3) 0.0 ppb (0) 1.6 ppb (19) 67.9 μg/m3 (58) N/A 58.0
 
Jan. 13, 2021, 3 a.m. N/A N/A N/A 40.0 ppb (38) N/A 2.0 ppb (3) 1.0 ppb (1) 1.5 ppb (18) 73.8 μg/m3 (61) N/A 61.0
 
Jan. 13, 2021, 2 a.m. N/A N/A N/A 43.0 ppb (41) N/A 1.0 ppb (2) 1.0 ppb (1) 1.1 ppb (13) 66.9 μg/m3 (57) N/A 57.0
 
Jan. 13, 2021, 1 a.m. N/A N/A N/A 41.0 ppb (39) N/A 0.0 ppb (0) 3.0 ppb (3) 0.7 ppb (8) 54.3 μg/m3 (51) N/A 51.0
 
Jan. 13, 2021, midnight N/A N/A N/A 30.0 ppb (29) N/A 0.0 ppb (0) 17.0 ppb (16) 0.4 ppb (5) 48.7 μg/m3 (46) N/A 46.0
 
Jan. 12, 2021, 11 p.m. N/A N/A N/A 18.0 ppb (17) N/A 0.0 ppb (0) 31.0 ppb (29) 0.3 ppb (4) 26.4 μg/m3 (25) N/A 29.0
 
Jan. 12, 2021, 10 p.m. N/A N/A N/A 13.0 ppb (13) N/A 0.0 ppb (0) 34.0 ppb (32) 0.3 ppb (4) 19.4 μg/m3 (18) N/A 32.0
 
Jan. 12, 2021, 9 p.m. N/A N/A N/A 12.0 ppb (12) N/A 0.0 ppb (0) 34.0 ppb (32) 0.3 ppb (4) 17.4 μg/m3 (17) N/A 32.0
 
Jan. 12, 2021, 8 p.m. N/A N/A N/A 15.0 ppb (15) N/A N/A 30.0 ppb (28) 0.3 ppb (4) 18.2 μg/m3 (17) N/A 28.0
 
Jan. 12, 2021, 7 p.m. N/A N/A N/A 19.0 ppb (18) N/A N/A 26.0 ppb (25) 0.3 ppb (4) 23.5 μg/m3 (22) N/A 25.0
 
Jan. 12, 2021, 6 p.m. N/A N/A N/A 22.0 ppb (21) N/A N/A 15.0 ppb (14) 0.6 ppb (7) 54.0 μg/m3 (50) N/A 50.0
 
Jan. 12, 2021, 5 p.m. N/A N/A N/A 33.0 ppb (32) N/A N/A 9.0 ppb (9) 0.7 ppb (8) N/A N/A 32.0
 
Jan. 12, 2021, 4 p.m. N/A N/A N/A 35.0 ppb (34) N/A N/A 6.0 ppb (6) 0.8 ppb (10) N/A N/A 34.0
 
Jan. 12, 2021, 3 p.m. N/A N/A N/A 33.0 ppb (32) N/A 4.0 ppb (6) 1.0 ppb (1) N/A N/A N/A 32.0
 
Jan. 12, 2021, 2 p.m. N/A N/A N/A 30.0 ppb (29) N/A 3.0 ppb (5) N/A N/A 50.0 μg/m3 (47) N/A 47.0
 
Jan. 12, 2021, 1 p.m. N/A N/A N/A 29.0 ppb (28) N/A 3.0 ppb (5) 0.0 ppb (0) 0.7 ppb (8) 43.0 μg/m3 (40) N/A 40.0
 
Jan. 12, 2021, noon N/A N/A N/A 31.0 ppb (30) N/A 3.0 ppb (5) 0.0 ppb (0) 0.5 ppb (6) 35.7 μg/m3 (34) N/A 34.0
 
Jan. 12, 2021, 11 a.m. N/A N/A N/A 30.0 ppb (29) N/A 2.0 ppb (3) 0.0 ppb (0) 0.5 ppb (6) 34.7 μg/m3 (33) N/A 33.0
 
Jan. 12, 2021, 10 a.m. N/A N/A N/A 34.0 ppb (33) N/A 2.0 ppb (3) 0.0 ppb (0) 0.3 ppb (4) 36.4 μg/m3 (34) N/A 34.0
 
Jan. 12, 2021, 9 a.m. N/A N/A N/A 32.0 ppb (31) N/A 2.0 ppb (3) 0.0 ppb (0) 0.2 ppb (3) 31.0 μg/m3 (29) N/A 31.0
 
Jan. 12, 2021, 8 a.m. N/A N/A N/A 25.0 ppb (24) N/A 2.0 ppb (3) 7.0 ppb (7) 0.0 ppb (0) 28.8 μg/m3 (27) N/A 27.0
 
Jan. 12, 2021, 7 a.m. N/A N/A N/A 30.0 ppb (29) N/A 2.0 ppb (3) 4.0 ppb (4) 0.1 ppb (2) 24.7 μg/m3 (23) N/A 29.0
 
Jan. 12, 2021, 6 a.m. N/A N/A N/A 23.0 ppb (22) N/A 1.0 ppb (2) 11.0 ppb (11) 0.1 ppb (2) 20.0 μg/m3 (19) N/A 22.0
 
Jan. 12, 2021, 5 a.m. N/A N/A N/A 34.0 ppb (33) N/A 3.0 ppb (5) 3.0 ppb (3) 0.7 ppb (8) 52.0 μg/m3 (49) N/A 49.0
 
Jan. 12, 2021, 4 a.m. N/A N/A N/A 39.0 ppb (37) N/A 3.0 ppb (5) 0.0 ppb (0) 0.8 ppb (10) 74.3 μg/m3 (61) N/A 61.0
 
Jan. 12, 2021, 3 a.m. N/A N/A N/A 39.0 ppb (37) N/A 3.0 ppb (5) 0.0 ppb (0) 0.7 ppb (8) 58.0 μg/m3 (53) N/A 53.0
 
Jan. 12, 2021, 2 a.m. N/A N/A N/A 42.0 ppb (40) N/A 2.0 ppb (3) 1.0 ppb (1) 0.5 ppb (6) 53.7 μg/m3 (50) N/A 50.0
 
Jan. 12, 2021, 1 a.m. N/A N/A N/A 31.0 ppb (30) N/A 2.0 ppb (3) 6.0 ppb (6) 0.5 ppb (6) 40.4 μg/m3 (38) N/A 38.0
 
Jan. 12, 2021, midnight N/A N/A N/A 12.0 ppb (12) N/A 2.0 ppb (3) 30.0 ppb (28) 0.0 ppb (0) 16.3 μg/m3 (16) N/A 28.0
 
Jan. 11, 2021, 11 p.m. N/A N/A N/A 5.0 ppb (5) N/A 2.0 ppb (3) 39.0 ppb (37) 0.0 ppb (0) 6.6 μg/m3 (7) N/A 37.0
 
Jan. 11, 2021, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 40.0 ppb (38) 0.0 ppb (0) 8.4 μg/m3 (8) N/A 38.0
 
Jan. 11, 2021, 9 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 38.0 ppb (36) 0.0 ppb (0) 9.8 μg/m3 (10) N/A 36.0
 
Jan. 11, 2021, 8 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 36.0 ppb (34) 0.0 ppb (0) 8.5 μg/m3 (8) N/A 34.0
 
Jan. 11, 2021, 7 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 35.0 ppb (33) 0.0 ppb (0) 8.9 μg/m3 (9) N/A 33.0
 
Jan. 11, 2021, 6 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 33.0 ppb (31) 0.0 ppb (0) 12.0 μg/m3 (12) N/A 31.0
 
Jan. 11, 2021, 5 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 30.0 ppb (28) 0.0 ppb (0) 24.5 μg/m3 (23) N/A 28.0
 
Jan. 11, 2021, 4 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 27.0 ppb (25) 0.0 ppb (0) 35.0 μg/m3 (33) N/A 33.0
 
Jan. 11, 2021, 3 p.m. N/A N/A N/A 14.0 ppb (14) N/A 1.0 ppb (2) 19.0 ppb (18) 0.0 ppb (0) 22.3 μg/m3 (21) N/A 21.0
 
Jan. 11, 2021, 2 p.m. N/A N/A N/A 22.0 ppb (21) N/A 2.0 ppb (3) 11.0 ppb (11) 0.0 ppb (0) 22.0 μg/m3 (21) N/A 21.0
 
Jan. 11, 2021, 1 p.m. N/A N/A N/A 20.0 ppb (19) N/A 2.0 ppb (3) 10.0 ppb (10) 0.0 ppb (0) 12.9 μg/m3 (12) N/A 19.0
 
Jan. 11, 2021, noon N/A N/A N/A 21.0 ppb (20) N/A 2.0 ppb (3) 11.0 ppb (11) 0.1 ppb (2) 18.7 μg/m3 (18) N/A 20.0
 
Jan. 11, 2021, 11 a.m. N/A N/A N/A 29.0 ppb (28) N/A 2.0 ppb (3) 1.0 ppb (1) 0.5 ppb (6) 32.4 μg/m3 (30) N/A 30.0
 
Jan. 11, 2021, 10 a.m. N/A N/A N/A 32.0 ppb (31) N/A 2.0 ppb (3) 1.0 ppb (1) 0.5 ppb (6) 33.3 μg/m3 (31) N/A 31.0
 
Jan. 11, 2021, 9 a.m. N/A N/A N/A 32.0 ppb (31) N/A 3.0 ppb (5) 0.0 ppb (0) 0.9 ppb (11) 49.1 μg/m3 (46) N/A 46.0
 
Jan. 11, 2021, 8 a.m. N/A N/A N/A 34.0 ppb (33) N/A 3.0 ppb (5) 0.0 ppb (0) 1.1 ppb (13) 57.7 μg/m3 (53) N/A 53.0
 
Jan. 11, 2021, 7 a.m. N/A N/A N/A 35.0 ppb (34) N/A 2.0 ppb (3) 0.0 ppb (0) 0.8 ppb (10) 51.7 μg/m3 (48) N/A 48.0
 
Jan. 11, 2021, 6 a.m. N/A N/A N/A 37.0 ppb (35) N/A 3.0 ppb (5) 0.0 ppb (0) 0.8 ppb (10) 52.1 μg/m3 (49) N/A 49.0
 
Jan. 11, 2021, 5 a.m. N/A N/A N/A 39.0 ppb (37) N/A 3.0 ppb (5) 1.0 ppb (1) 0.8 ppb (10) 52.6 μg/m3 (49) N/A 49.0
 
Jan. 11, 2021, 4 a.m. N/A N/A N/A 40.0 ppb (38) N/A 3.0 ppb (5) 0.0 ppb (0) 0.9 ppb (11) 51.0 μg/m3 (48) N/A 48.0
 
Jan. 11, 2021, 3 a.m. N/A N/A N/A 42.0 ppb (40) N/A 2.0 ppb (3) 1.0 ppb (1) 0.6 ppb (7) 45.2 μg/m3 (42) N/A 42.0
 
Jan. 11, 2021, 2 a.m. N/A N/A N/A 40.0 ppb (38) N/A 2.0 ppb (3) 5.0 ppb (5) 0.5 ppb (6) 38.0 μg/m3 (36) N/A 38.0
 
Jan. 11, 2021, 1 a.m. N/A N/A N/A 32.0 ppb (31) N/A 2.0 ppb (3) 12.0 ppb (12) 0.3 ppb (4) 31.1 μg/m3 (29) N/A 31.0
 
Jan. 11, 2021, midnight N/A N/A N/A 16.0 ppb (16) N/A 2.0 ppb (3) 33.0 ppb (31) 0.0 ppb (0) 16.6 μg/m3 (16) N/A 31.0
 
Jan. 10, 2021, 11 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 44.0 ppb (41) 0.0 ppb (0) 9.9 μg/m3 (10) N/A 41.0
 
Jan. 10, 2021, 10 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 44.0 ppb (41) 0.0 ppb (0) 5.3 μg/m3 (5) N/A 41.0
 
Jan. 10, 2021, 9 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 43.0 ppb (40) 0.0 ppb (0) 8.0 μg/m3 (8) N/A 40.0
 
Jan. 10, 2021, 8 p.m. N/A N/A N/A 6.0 ppb (6) N/A 2.0 ppb (3) 40.0 ppb (38) 0.0 ppb (0) 7.8 μg/m3 (8) N/A 38.0
 
Jan. 10, 2021, 7 p.m. N/A N/A N/A 9.0 ppb (9) N/A 2.0 ppb (3) 36.0 ppb (34) 0.0 ppb (0) 8.0 μg/m3 (8) N/A 34.0
 
Jan. 10, 2021, 6 p.m. N/A N/A N/A 14.0 ppb (14) N/A 2.0 ppb (3) 30.0 ppb (28) 0.0 ppb (0) 15.4 μg/m3 (15) N/A 28.0
 
Jan. 10, 2021, 5 p.m. N/A N/A N/A 22.0 ppb (21) N/A 2.0 ppb (3) 21.0 ppb (20) 0.2 ppb (3) 26.4 μg/m3 (25) N/A 25.0
 
Jan. 10, 2021, 4 p.m. N/A N/A N/A 31.0 ppb (30) N/A 3.0 ppb (5) 6.0 ppb (6) 0.7 ppb (8) 51.1 μg/m3 (48) N/A 48.0
 
Jan. 10, 2021, 3 p.m. N/A N/A N/A 30.0 ppb (29) N/A 3.0 ppb (5) 2.0 ppb (2) 0.9 ppb (11) 78.5 μg/m3 (63) N/A 63.0