ID: 128

AQSQID: 060195001

Site Name: Clovis - N. Villa Ave

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

Updated: Jan. 28, 2021, 9:31 a.m.

Location: Clovis (Mtain Ash Court), CA

Reporting: True, Located: True

Current AQI: 28.0

Clovis (Mtain Ash Court) CA, US: 36.819199, -119.7164

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 28, 2021, 7 a.m. 3.6 ppb (4) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 30.0 ppb (28) 0.2 ppb (3) N/A 2.0 μg/m3 (9) 28.0
 
Jan. 28, 2021, 6 a.m. 3.4 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 30.0 ppb (28) 0.2 ppb (3) N/A 2.0 μg/m3 (9) 28.0
 
Jan. 28, 2021, 5 a.m. 3.5 ppb (4) 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 31.0 ppb (29) 0.2 ppb (3) N/A 4.0 μg/m3 (17) 29.0
 
Jan. 28, 2021, 4 a.m. 5.0 ppb (5) 0.1 ppb (1) N/A 5.0 ppb (5) N/A N/A 29.0 ppb (27) 0.21 ppb (3) N/A 4.0 μg/m3 (17) 27.0
 
Jan. 28, 2021, 3 a.m. 10.7 ppb (11) 0.4 ppb (1) N/A 10.0 ppb (10) N/A N/A 21.0 ppb (20) 0.28 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 28, 2021, 2 a.m. 15.8 ppb (15) 0.7 ppb (1) N/A 15.0 ppb (15) N/A N/A 14.0 ppb (13) 0.37 ppb (5) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 28, 2021, 1 a.m. 7.3 ppb (7) 0.1 ppb (1) N/A 7.0 ppb (7) N/A N/A 24.0 ppb (23) 0.28 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 28, 2021, midnight 5.8 ppb (6) 0.3 ppb (1) N/A 6.0 ppb (6) N/A N/A 28.0 ppb (26) 0.24 ppb (3) N/A 4.0 μg/m3 (17) 26.0
 
Jan. 27, 2021, 11 p.m. 5.2 ppb (5) 0.3 ppb (1) N/A 5.0 ppb (5) N/A N/A 30.0 ppb (28) 0.24 ppb (3) N/A 5.0 μg/m3 (21) 28.0
 
Jan. 27, 2021, 10 p.m. 5.6 ppb (6) 0.7 ppb (1) N/A 5.0 ppb (5) N/A N/A 29.0 ppb (27) 0.23 ppb (3) N/A 4.0 μg/m3 (17) 27.0
 
Jan. 27, 2021, 9 p.m. 7.3 ppb (7) 1.9 ppb (2) N/A 5.0 ppb (5) N/A N/A 28.0 ppb (26) 0.24 ppb (3) N/A 3.0 μg/m3 (13) 26.0
 
Jan. 27, 2021, 8 p.m. 5.3 ppb (5) 0.7 ppb (1) N/A 5.0 ppb (5) N/A N/A 30.0 ppb (28) 0.23 ppb (3) N/A 5.0 μg/m3 (21) 28.0
 
Jan. 27, 2021, 7 p.m. 6.0 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 31.0 ppb (29) 0.22 ppb (3) N/A 5.0 μg/m3 (21) 29.0
 
Jan. 27, 2021, 6 p.m. 4.0 ppb (4) 0.4 ppb (1) N/A 4.0 ppb (4) N/A N/A 31.0 ppb (29) 0.21 ppb (3) N/A 4.0 μg/m3 (17) 29.0
 
Jan. 27, 2021, 5 p.m. 6.6 ppb (7) 0.9 ppb (1) N/A 6.0 ppb (6) N/A N/A 29.0 ppb (27) 0.22 ppb (3) N/A 4.0 μg/m3 (17) 27.0
 
Jan. 27, 2021, 4 p.m. 11.5 ppb (11) 1.5 ppb (2) N/A 10.0 ppb (10) N/A N/A 25.0 ppb (24) 0.29 ppb (4) N/A 2.0 μg/m3 (9) 24.0
 
Jan. 27, 2021, 3 p.m. 6.0 ppb (6) 0.1 ppb (1) N/A 6.0 ppb (6) N/A N/A 30.0 ppb (28) 0.24 ppb (3) N/A 5.0 μg/m3 (21) 28.0
 
Jan. 27, 2021, 2 p.m. 3.6 ppb (4) 0.2 ppb (1) N/A 4.0 ppb (4) N/A N/A 32.0 ppb (30) 0.2 ppb (3) N/A 6.0 μg/m3 (25) 30.0
 
Jan. 27, 2021, 1 p.m. 2.0 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 35.0 ppb (33) 0.18 ppb (3) N/A 2.0 μg/m3 (9) 33.0
 
Jan. 27, 2021, noon 1.6 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A N/A 36.0 ppb (34) 0.17 ppb (3) N/A 4.0 μg/m3 (17) 34.0
 
Jan. 27, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.0 μg/m3 (13) 13.0
 
Jan. 27, 2021, 10 a.m. 1.5 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 34.0 ppb (32) 0.15 ppb (2) N/A 3.0 μg/m3 (13) 32.0
 
Jan. 27, 2021, 9 a.m. 1.3 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 35.0 ppb (33) 0.15 ppb (2) N/A 4.0 μg/m3 (17) 33.0
 
Jan. 27, 2021, 8 a.m. 1.3 ppb (2) -0.1 ppb (0) N/A 1.0 ppb (1) N/A N/A 36.0 ppb (34) 0.15 ppb (2) N/A 5.0 μg/m3 (21) 34.0
 
Jan. 27, 2021, 7 a.m. 1.5 ppb (2) 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 36.0 ppb (34) 0.15 ppb (2) N/A 7.0 μg/m3 (30) 34.0
 
Jan. 27, 2021, 6 a.m. 2.9 ppb (3) 0.1 ppb (1) N/A 3.0 ppb (3) N/A N/A 30.0 ppb (28) 0.18 ppb (3) N/A 6.0 μg/m3 (25) 28.0
 
Jan. 27, 2021, 5 a.m. 3.6 ppb (4) 0.1 ppb (1) N/A 4.0 ppb (4) N/A N/A 27.0 ppb (25) 0.2 ppb (3) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 27, 2021, 4 a.m. 4.9 ppb (5) 0.1 ppb (1) N/A 5.0 ppb (5) N/A N/A 29.0 ppb (27) 0.22 ppb (3) N/A 19.0 μg/m3 (66) 66.0
 
Jan. 27, 2021, 3 a.m. 6.8 ppb (7) 0.1 ppb (1) N/A 7.0 ppb (7) N/A N/A 28.0 ppb (26) 0.23 ppb (3) N/A 17.0 μg/m3 (62) 62.0
 
Jan. 27, 2021, 2 a.m. 7.3 ppb (7) 0.1 ppb (1) N/A 7.0 ppb (7) N/A N/A 27.0 ppb (25) 0.22 ppb (3) N/A 17.0 μg/m3 (62) 62.0
 
Jan. 27, 2021, 1 a.m. 6.2 ppb (6) 0.1 ppb (1) N/A 6.0 ppb (6) N/A N/A 29.0 ppb (27) 0.21 ppb (3) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 27, 2021, midnight 5.7 ppb (6) 0.4 ppb (1) N/A 5.0 ppb (5) N/A N/A 31.0 ppb (29) 0.21 ppb (3) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 26, 2021, 11 p.m. 5.6 ppb (6) 0.8 ppb (1) N/A 5.0 ppb (5) N/A N/A 33.0 ppb (31) 0.25 ppb (3) N/A 15.0 μg/m3 (58) 58.0
 
Jan. 26, 2021, 10 p.m. 5.7 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 34.0 ppb (32) 0.22 ppb (3) N/A 20.0 μg/m3 (68) 68.0
 
Jan. 26, 2021, 9 p.m. 5.3 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A N/A 34.0 ppb (32) 0.24 ppb (3) N/A 18.0 μg/m3 (64) 64.0
 
Jan. 26, 2021, 8 p.m. 6.9 ppb (7) 1.8 ppb (2) N/A 5.0 ppb (5) N/A N/A 29.0 ppb (27) 0.22 ppb (3) N/A 15.0 μg/m3 (58) 58.0
 
Jan. 26, 2021, 7 p.m. 7.7 ppb (8) 1.8 ppb (2) N/A 6.0 ppb (6) N/A N/A 26.0 ppb (25) 0.27 ppb (4) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 26, 2021, 6 p.m. 11.5 ppb (11) 3.0 ppb (3) N/A 8.0 ppb (8) N/A N/A 24.0 ppb (23) 0.27 ppb (4) N/A 16.0 μg/m3 (60) 60.0
 
Jan. 26, 2021, 5 p.m. 11.8 ppb (12) 3.4 ppb (4) N/A 8.0 ppb (8) N/A N/A 17.0 ppb (16) 0.3 ppb (4) N/A 21.0 μg/m3 (70) 70.0
 
Jan. 26, 2021, 4 p.m. 35.0 ppb (34) 22.1 ppb (21) N/A 13.0 ppb (13) N/A N/A 5.0 ppb (5) 0.58 ppb (7) N/A 23.0 μg/m3 (74) 74.0
 
Jan. 26, 2021, 3 p.m. 68.1 ppb (67) 51.1 ppb (49) N/A 17.0 ppb (17) N/A N/A 0.0 ppb (0) 0.84 ppb (10) N/A 23.0 μg/m3 (74) 74.0
 
Jan. 26, 2021, 2 p.m. 50.4 ppb (48) 34.6 ppb (33) N/A 16.0 ppb (16) N/A N/A 0.0 ppb (0) 0.69 ppb (8) N/A 13.0 μg/m3 (53) 53.0
 
Jan. 26, 2021, 1 p.m. 46.3 ppb (44) 29.5 ppb (28) N/A 17.0 ppb (17) N/A N/A 0.0 ppb (0) 0.59 ppb (7) N/A 14.0 μg/m3 (55) 55.0
 
Jan. 26, 2021, noon 28.9 ppb (28) 11.2 ppb (11) N/A 18.0 ppb (17) N/A N/A 0.0 ppb (0) 0.44 ppb (5) N/A 17.0 μg/m3 (62) 62.0
 
Jan. 26, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (50) 50.0
 
Jan. 26, 2021, 10 a.m. 17.8 ppb (17) 3.0 ppb (3) N/A 15.0 ppb (15) N/A N/A 5.0 ppb (5) 0.38 ppb (5) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 26, 2021, 9 a.m. 12.9 ppb (13) 1.6 ppb (2) N/A 11.0 ppb (11) N/A N/A 11.0 ppb (11) 0.34 ppb (4) N/A 13.0 μg/m3 (53) 53.0
 
Jan. 26, 2021, 8 a.m. 8.5 ppb (9) 0.9 ppb (1) N/A 8.0 ppb (8) N/A N/A 21.0 ppb (20) 0.27 ppb (4) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 26, 2021, 7 a.m. 7.4 ppb (7) 0.4 ppb (1) N/A 7.0 ppb (7) N/A N/A 24.0 ppb (23) 0.27 ppb (4) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 26, 2021, 6 a.m. 9.6 ppb (10) 0.3 ppb (1) N/A 9.0 ppb (9) N/A N/A 21.0 ppb (20) 0.35 ppb (4) N/A 13.0 μg/m3 (53) 53.0
 
Jan. 26, 2021, 5 a.m. 18.7 ppb (18) 0.5 ppb (1) N/A 18.0 ppb (17) N/A N/A 10.0 ppb (10) 0.44 ppb (5) N/A 14.0 μg/m3 (55) 55.0
 
Jan. 26, 2021, 4 a.m. 15.2 ppb (15) 0.5 ppb (1) N/A 15.0 ppb (15) N/A N/A 13.0 ppb (13) 0.39 ppb (5) N/A 13.0 μg/m3 (53) 53.0
 
Jan. 26, 2021, 3 a.m. 12.0 ppb (12) 1.8 ppb (2) N/A 10.0 ppb (10) N/A N/A 19.0 ppb (18) 0.28 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 26, 2021, 2 a.m. 8.9 ppb (9) 1.0 ppb (1) N/A 8.0 ppb (8) N/A N/A 24.0 ppb (23) 0.26 ppb (4) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 26, 2021, 1 a.m. 7.1 ppb (7) 0.7 ppb (1) N/A 7.0 ppb (7) N/A N/A 27.0 ppb (25) 0.25 ppb (3) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 26, 2021, midnight 5.7 ppb (6) 0.8 ppb (1) N/A 5.0 ppb (5) N/A N/A 29.0 ppb (27) 0.23 ppb (3) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 25, 2021, 11 p.m. 6.1 ppb (6) 1.1 ppb (2) N/A 5.0 ppb (5) N/A N/A 29.0 ppb (27) 0.23 ppb (3) N/A 6.0 μg/m3 (25) 27.0
 
Jan. 25, 2021, 10 p.m. 5.8 ppb (6) 1.1 ppb (2) N/A 5.0 ppb (5) N/A N/A 29.0 ppb (27) 0.23 ppb (3) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 25, 2021, 9 p.m. 4.4 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A 31.0 ppb (29) 0.21 ppb (3) N/A 6.0 μg/m3 (25) 29.0
 
Jan. 25, 2021, 8 p.m. 5.5 ppb (6) 1.0 ppb (1) N/A 5.0 ppb (5) N/A N/A 31.0 ppb (29) 0.23 ppb (3) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 25, 2021, 7 p.m. 5.8 ppb (6) 1.2 ppb (2) N/A 5.0 ppb (5) N/A N/A 31.0 ppb (29) 0.2 ppb (3) N/A 6.0 μg/m3 (25) 29.0
 
Jan. 25, 2021, 6 p.m. 6.0 ppb (6) 1.3 ppb (2) N/A 5.0 ppb (5) N/A N/A 28.0 ppb (26) 0.2 ppb (3) N/A 2.0 μg/m3 (9) 26.0
 
Jan. 25, 2021, 5 p.m. 6.6 ppb (7) 1.2 ppb (2) N/A 5.0 ppb (5) N/A N/A 25.0 ppb (24) 0.21 ppb (3) N/A 3.0 μg/m3 (13) 24.0
 
Jan. 25, 2021, 4 p.m. 7.3 ppb (7) 1.1 ppb (2) N/A 6.0 ppb (6) N/A N/A 24.0 ppb (23) 0.22 ppb (3) N/A 4.0 μg/m3 (17) 23.0
 
Jan. 25, 2021, 3 p.m. 7.9 ppb (8) 1.0 ppb (1) N/A 7.0 ppb (7) N/A N/A 23.0 ppb (22) 0.27 ppb (4) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 25, 2021, 2 p.m. 6.3 ppb (6) 0.7 ppb (1) N/A 6.0 ppb (6) N/A N/A 26.0 ppb (25) 0.21 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 25, 2021, 1 p.m. 6.1 ppb (6) 0.6 ppb (1) N/A 6.0 ppb (6) N/A N/A 25.0 ppb (24) 0.2 ppb (3) N/A 5.0 μg/m3 (21) 24.0
 
Jan. 25, 2021, noon 5.6 ppb (6) 0.6 ppb (1) N/A 5.0 ppb (5) N/A N/A 27.0 ppb (25) 0.19 ppb (3) N/A 2.0 μg/m3 (9) 25.0
 
Jan. 25, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 5.0 μg/m3 (21) 21.0
 
Jan. 25, 2021, 10 a.m. 4.1 ppb (4) 0.1 ppb (1) N/A 4.0 ppb (4) N/A N/A 27.0 ppb (25) 0.19 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 25, 2021, 9 a.m. 4.4 ppb (5) 0.1 ppb (1) N/A 4.0 ppb (4) N/A N/A 23.0 ppb (22) 0.2 ppb (3) N/A 5.0 μg/m3 (21) 22.0
 
Jan. 25, 2021, 8 a.m. 4.4 ppb (5) 0.2 ppb (1) N/A 4.0 ppb (4) N/A N/A 24.0 ppb (23) 0.2 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 25, 2021, 7 a.m. 5.5 ppb (6) 0.2 ppb (1) N/A 5.0 ppb (5) N/A N/A 23.0 ppb (22) 0.22 ppb (3) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 25, 2021, 6 a.m. 5.5 ppb (6) 0.2 ppb (1) N/A 5.0 ppb (5) N/A N/A 23.0 ppb (22) 0.23 ppb (3) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 25, 2021, 5 a.m. 5.2 ppb (5) 0.1 ppb (1) N/A 5.0 ppb (5) N/A N/A 24.0 ppb (23) 0.22 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 25, 2021, 4 a.m. 7.4 ppb (7) 0.6 ppb (1) N/A 7.0 ppb (7) N/A N/A 25.0 ppb (24) 0.25 ppb (3) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 25, 2021, 3 a.m. 9.0 ppb (9) 1.4 ppb (2) N/A 8.0 ppb (8) N/A N/A 24.0 ppb (23) 0.28 ppb (4) N/A 15.0 μg/m3 (58) 58.0
 
Jan. 25, 2021, 2 a.m. 5.7 ppb (6) 0.3 ppb (1) N/A 5.0 ppb (5) N/A N/A 27.0 ppb (25) 0.24 ppb (3) N/A 13.0 μg/m3 (53) 53.0
 
Jan. 25, 2021, 1 a.m. 5.4 ppb (6) 0.1 ppb (1) N/A 5.0 ppb (5) N/A N/A 29.0 ppb (27) 0.26 ppb (4) N/A 19.0 μg/m3 (66) 66.0
 
Jan. 25, 2021, midnight 5.1 ppb (5) 0.1 ppb (1) N/A 5.0 ppb (5) N/A N/A 33.0 ppb (31) 0.3 ppb (4) N/A 26.0 μg/m3 (81) 81.0
 
Jan. 24, 2021, 11 p.m. 5.2 ppb (5) 0.2 ppb (1) N/A 5.0 ppb (5) N/A N/A 35.0 ppb (33) 0.28 ppb (4) N/A 21.0 μg/m3 (70) 70.0
 
Jan. 24, 2021, 10 p.m. 7.2 ppb (7) 0.7 ppb (1) N/A 7.0 ppb (7) N/A N/A 35.0 ppb (33) 0.28 ppb (4) N/A 34.0 μg/m3 (98) 98.0
 
Jan. 24, 2021, 9 p.m. 6.4 ppb (7) 1.1 ppb (2) N/A 5.0 ppb (5) N/A N/A 34.0 ppb (32) 0.26 ppb (4) N/A 24.0 μg/m3 (77) 77.0
 
Jan. 24, 2021, 8 p.m. 5.4 ppb (6) 0.8 ppb (1) N/A 5.0 ppb (5) N/A N/A 32.0 ppb (30) 0.24 ppb (3) N/A 13.0 μg/m3 (53) 53.0
 
Jan. 24, 2021, 7 p.m. 4.5 ppb (5) 0.7 ppb (1) N/A 4.0 ppb (4) N/A N/A 30.0 ppb (28) 0.24 ppb (3) N/A 16.0 μg/m3 (60) 60.0
 
Jan. 24, 2021, 6 p.m. 7.8 ppb (8) 1.6 ppb (2) N/A 6.0 ppb (6) N/A N/A 25.0 ppb (24) 0.26 ppb (4) N/A 22.0 μg/m3 (72) 72.0
 
Jan. 24, 2021, 5 p.m. 8.4 ppb (8) 1.7 ppb (2) N/A 7.0 ppb (7) N/A N/A 20.0 ppb (19) 0.28 ppb (4) N/A 22.0 μg/m3 (72) 72.0
 
Jan. 24, 2021, 4 p.m. 11.5 ppb (11) 2.4 ppb (3) N/A 9.0 ppb (9) N/A N/A 10.0 ppb (10) 0.33 ppb (4) N/A 25.0 μg/m3 (79) 79.0
 
Jan. 24, 2021, 3 p.m. 12.2 ppb (12) 1.3 ppb (2) N/A 11.0 ppb (11) N/A N/A 5.0 ppb (5) 0.35 ppb (4) N/A 23.0 μg/m3 (74) 74.0
 
Jan. 24, 2021, 2 p.m. 12.8 ppb (13) 0.8 ppb (1) N/A 12.0 ppb (12) N/A N/A 5.0 ppb (5) 0.35 ppb (4) N/A 24.0 μg/m3 (77) 77.0
 
Jan. 24, 2021, 1 p.m. 14.4 ppb (14) 1.3 ppb (2) N/A 13.0 ppb (13) N/A N/A 3.0 ppb (3) 0.35 ppb (4) N/A 20.0 μg/m3 (68) 68.0
 
Jan. 24, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 30.0 μg/m3 (89) 89.0
 
Jan. 24, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (85) 85.0
 
Jan. 24, 2021, 10 a.m. 20.3 ppb (20) 3.7 ppb (4) N/A 17.0 ppb (17) N/A N/A 0.0 ppb (0) 0.51 ppb (6) N/A 32.0 μg/m3 (93) 93.0
 
Jan. 24, 2021, 9 a.m. 21.8 ppb (21) 4.3 ppb (5) N/A 18.0 ppb (17) N/A N/A 1.0 ppb (1) 0.55 ppb (7) N/A 37.0 μg/m3 (105) 105.0
 
Jan. 24, 2021, 8 a.m. 21.9 ppb (21) 2.8 ppb (3) N/A 19.0 ppb (18) N/A N/A 1.0 ppb (1) 0.57 ppb (7) N/A 36.0 μg/m3 (103) 103.0
 
Jan. 24, 2021, 7 a.m. 22.7 ppb (22) 1.7 ppb (2) N/A 21.0 ppb (20) N/A N/A 4.0 ppb (4) 0.54 ppb (6) N/A 27.0 μg/m3 (83) 83.0
 
Jan. 24, 2021, 6 a.m. 24.0 ppb (23) 3.1 ppb (3) N/A 21.0 ppb (20) N/A N/A 6.0 ppb (6) 0.51 ppb (6) N/A 21.0 μg/m3 (70) 70.0
 
Jan. 24, 2021, 5 a.m. 27.8 ppb (27) 4.1 ppb (4) N/A 24.0 ppb (23) N/A N/A 2.0 ppb (2) 0.52 ppb (6) N/A 25.0 μg/m3 (79) 79.0
 
Jan. 24, 2021, 4 a.m. 16.3 ppb (16) 1.0 ppb (1) N/A 15.0 ppb (15) N/A N/A 14.0 ppb (13) 0.36 ppb (5) N/A 21.0 μg/m3 (70) 70.0
 
Jan. 24, 2021, 3 a.m. 13.0 ppb (13) 1.1 ppb (2) N/A 12.0 ppb (12) N/A N/A 17.0 ppb (16) 0.34 ppb (4) N/A 16.0 μg/m3 (60) 60.0
 
Jan. 24, 2021, 2 a.m. 12.3 ppb (12) 1.0 ppb (1) N/A 11.0 ppb (11) N/A N/A 20.0 ppb (19) 0.32 ppb (4) N/A 16.0 μg/m3 (60) 60.0
 
Jan. 24, 2021, 1 a.m. 7.6 ppb (8) 0.4 ppb (1) N/A 7.0 ppb (7) N/A N/A 26.0 ppb (25) 0.27 ppb (4) N/A 15.0 μg/m3 (58) 58.0
 
Jan. 24, 2021, midnight 4.0 ppb (4) 0.4 ppb (1) N/A 4.0 ppb (4) N/A N/A 32.0 ppb (30) 0.21 ppb (3) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 23, 2021, 11 p.m. 3.3 ppb (4) 0.6 ppb (1) N/A 3.0 ppb (3) N/A N/A 33.0 ppb (31) 0.19 ppb (3) N/A 5.0 μg/m3 (21) 31.0
 
Jan. 23, 2021, 10 p.m. 3.3 ppb (4) 0.7 ppb (1) N/A 3.0 ppb (3) N/A N/A 34.0 ppb (32) 0.18 ppb (3) N/A 4.0 μg/m3 (17) 32.0
 
Jan. 23, 2021, 9 p.m. 3.4 ppb (4) 0.8 ppb (1) N/A 3.0 ppb (3) N/A N/A 34.0 ppb (32) 0.18 ppb (3) N/A 3.0 μg/m3 (13) 32.0
 
Jan. 23, 2021, 8 p.m. 4.3 ppb (5) 0.8 ppb (1) N/A 4.0 ppb (4) N/A N/A 30.0 ppb (28) 0.18 ppb (3) N/A 6.0 μg/m3 (25) 28.0
 
Jan. 23, 2021, 7 p.m. 9.1 ppb (9) 2.3 ppb (3) N/A 7.0 ppb (7) N/A N/A 24.0 ppb (23) 0.22 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
Jan. 23, 2021, 6 p.m. 15.4 ppb (15) 3.7 ppb (4) N/A 12.0 ppb (12) N/A N/A 16.0 ppb (15) 0.27 ppb (4) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 23, 2021, 5 p.m. 14.0 ppb (14) 1.5 ppb (2) N/A 13.0 ppb (13) N/A N/A 15.0 ppb (14) 0.26 ppb (4) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 23, 2021, 4 p.m. 13.9 ppb (14) 1.0 ppb (1) N/A 13.0 ppb (13) N/A N/A 13.0 ppb (13) 0.27 ppb (4) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 23, 2021, 3 p.m. 14.9 ppb (15) 1.6 ppb (2) N/A 13.0 ppb (13) N/A N/A 9.0 ppb (9) 0.25 ppb (3) N/A 6.0 μg/m3 (25) 25.0
 
Jan. 23, 2021, 2 p.m. 11.9 ppb (12) 1.0 ppb (1) N/A 11.0 ppb (11) N/A N/A 8.0 ppb (8) 0.23 ppb (3) N/A 9.0 μg/m3 (38) 38.0
 
Jan. 23, 2021, 1 p.m. 14.9 ppb (15) 2.2 ppb (3) N/A 13.0 ppb (13) N/A N/A 6.0 ppb (6) 0.22 ppb (3) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 23, 2021, noon N/A N/A N/A N/A N/A N/A N/A N/A N/A 11.0 μg/m3 (46) 46.0
 
Jan. 23, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 12.0 μg/m3 (50) 50.0
 
Jan. 23, 2021, 10 a.m. 11.3 ppb (11) 1.0 ppb (1) N/A 10.0 ppb (10) N/A N/A 7.0 ppb (7) 0.26 ppb (4) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 23, 2021, 9 a.m. 11.8 ppb (12) 0.8 ppb (1) N/A 11.0 ppb (11) N/A N/A 8.0 ppb (8) 0.3 ppb (4) N/A 15.0 μg/m3 (58) 58.0
 
Jan. 23, 2021, 8 a.m. 13.4 ppb (13) 1.6 ppb (2) N/A 12.0 ppb (12) N/A N/A 9.0 ppb (9) 0.31 ppb (4) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 23, 2021, 7 a.m. 13.6 ppb (13) 0.8 ppb (1) N/A 13.0 ppb (13) N/A N/A 9.0 ppb (9) 0.31 ppb (4) N/A 15.0 μg/m3 (58) 58.0
 
Jan. 23, 2021, 6 a.m. 13.0 ppb (13) 0.9 ppb (1) N/A 12.0 ppb (12) N/A N/A 10.0 ppb (10) 0.31 ppb (4) N/A 17.0 μg/m3 (62) 62.0
 
Jan. 23, 2021, 5 a.m. 13.8 ppb (14) 1.0 ppb (1) N/A 13.0 ppb (13) N/A N/A 12.0 ppb (12) 0.31 ppb (4) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 23, 2021, 4 a.m. 11.8 ppb (12) 0.7 ppb (1) N/A 11.0 ppb (11) N/A N/A 15.0 ppb (14) 0.3 ppb (4) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 23, 2021, 3 a.m. 13.4 ppb (13) 0.8 ppb (1) N/A 13.0 ppb (13) N/A N/A 14.0 ppb (13) 0.31 ppb (4) N/A 20.0 μg/m3 (68) 68.0
 
Jan. 23, 2021, 2 a.m. 12.5 ppb (12) 0.4 ppb (1) N/A 12.0 ppb (12) N/A N/A 15.0 ppb (14) 0.28 ppb (4) N/A 13.0 μg/m3 (53) 53.0
 
Jan. 23, 2021, 1 a.m. 12.8 ppb (13) 0.6 ppb (1) N/A 12.0 ppb (12) N/A N/A 16.0 ppb (15) 0.29 ppb (4) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 23, 2021, midnight 10.5 ppb (10) 0.5 ppb (1) N/A 10.0 ppb (10) N/A N/A 22.0 ppb (21) 0.26 ppb (4) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 22, 2021, 11 p.m. 4.8 ppb (5) 0.3 ppb (1) N/A 5.0 ppb (5) N/A N/A 31.0 ppb (29) 0.18 ppb (3) N/A 6.0 μg/m3 (25) 29.0
 
Jan. 22, 2021, 10 p.m. 5.4 ppb (6) 0.9 ppb (1) N/A 5.0 ppb (5) N/A N/A 30.0 ppb (28) 0.18 ppb (3) N/A 3.0 μg/m3 (13) 28.0
 
Jan. 22, 2021, 9 p.m. 6.6 ppb (7) 1.1 ppb (2) N/A 6.0 ppb (6) N/A N/A 27.0 ppb (25) 0.2 ppb (3) N/A 5.0 μg/m3 (21) 25.0
 
Jan. 22, 2021, 8 p.m. 5.6 ppb (6) 0.8 ppb (1) N/A 5.0 ppb (5) N/A N/A 27.0 ppb (25) 0.19 ppb (3) N/A 7.0 μg/m3 (30) 30.0
 
Jan. 22, 2021, 7 p.m. 4.2 ppb (4) 0.8 ppb (1) N/A 3.0 ppb (3) N/A N/A 31.0 ppb (29) 0.17 ppb (3) N/A 4.0 μg/m3 (17) 29.0
 
Jan. 22, 2021, 6 p.m. 13.4 ppb (13) 3.9 ppb (4) N/A 10.0 ppb (10) N/A N/A 24.0 ppb (23) 0.24 ppb (3) N/A 8.0 μg/m3 (34) 34.0
 
Jan. 22, 2021, 5 p.m. 27.6 ppb (27) 9.1 ppb (9) N/A 19.0 ppb (18) N/A N/A 12.0 ppb (12) 0.36 ppb (5) N/A 15.0 μg/m3 (58) 58.0
 
Jan. 22, 2021, 4 p.m. 43.6 ppb (42) 17.0 ppb (17) N/A 27.0 ppb (26) N/A N/A 4.0 ppb (4) 0.62 ppb (7) N/A 19.0 μg/m3 (66) 66.0
 
Jan. 22, 2021, 3 p.m. 40.0 ppb (38) 12.9 ppb (13) N/A 27.0 ppb (26) N/A N/A 2.0 ppb (2) 0.49 ppb (6) N/A 15.0 μg/m3 (58) 58.0
 
Jan. 22, 2021, 2 p.m. 26.5 ppb (25) 4.7 ppb (5) N/A 22.0 ppb (21) N/A N/A 5.0 ppb (5) 0.34 ppb (4) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 22, 2021, 1 p.m. 14.6 ppb (14) 1.4 ppb (2) N/A 13.0 ppb (13) N/A N/A 16.0 ppb (15) 0.23 ppb (3) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 22, 2021, noon 7.5 ppb (8) 0.6 ppb (1) N/A 7.0 ppb (7) N/A N/A 24.0 ppb (23) 0.16 ppb (3) N/A 13.0 μg/m3 (53) 53.0
 
Jan. 22, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (42) 42.0
 
Jan. 22, 2021, 10 a.m. 9.1 ppb (9) 0.4 ppb (1) N/A 9.0 ppb (9) N/A N/A 20.0 ppb (19) 0.2 ppb (3) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 22, 2021, 9 a.m. 14.2 ppb (14) 2.9 ppb (3) N/A 11.0 ppb (11) N/A N/A 16.0 ppb (15) 0.23 ppb (3) N/A 11.0 μg/m3 (46) 46.0
 
Jan. 22, 2021, 8 a.m. 10.0 ppb (10) 0.4 ppb (1) N/A 10.0 ppb (10) N/A N/A 18.0 ppb (17) 0.24 ppb (3) N/A 15.0 μg/m3 (58) 58.0
 
Jan. 22, 2021, 7 a.m. 9.8 ppb (10) 0.5 ppb (1) N/A 9.0 ppb (9) N/A N/A 20.0 ppb (19) 0.24 ppb (3) N/A 12.0 μg/m3 (50) 50.0
 
Jan. 22, 2021, 6 a.m. 32.7 ppb (31) 9.4 ppb (9) N/A 23.0 ppb (22) N/A N/A 8.0 ppb (8) 0.51 ppb (6) N/A 27.0 μg/m3 (83) 83.0
 
Jan. 22, 2021, 5 a.m. 58.2 ppb (56) 22.2 ppb (21) N/A 36.0 ppb (34) N/A N/A 0.0 ppb (0) 0.9 ppb (11) N/A 27.0 μg/m3 (83) 83.0
 
Jan. 22, 2021, 4 a.m. 63.1 ppb (61) 24.9 ppb (24) N/A 38.0 ppb (36) N/A N/A 0.0 ppb (0) 0.96 ppb (12) N/A 29.0 μg/m3 (87) 87.0
 
Jan. 22, 2021, 3 a.m. 65.0 ppb (63) 22.5 ppb (22) N/A 43.0 ppb (41) N/A N/A 0.0 ppb (0) 0.87 ppb (11) N/A 33.0 μg/m3 (95) 95.0
 
Jan. 22, 2021, 2 a.m. 38.4 ppb (37) 2.8 ppb (3) N/A 36.0 ppb (34) N/A N/A 8.0 ppb (8) 0.57 ppb (7) N/A 26.0 μg/m3 (81) 81.0
 
Jan. 22, 2021, 1 a.m. 17.0 ppb (17) 0.4 ppb (1) N/A 17.0 ppb (17) N/A N/A 28.0 ppb (26) 0.36 ppb (5) N/A 22.0 μg/m3 (72) 72.0
 
Jan. 22, 2021, midnight 6.9 ppb (7) 0.3 ppb (1) N/A 7.0 ppb (7) N/A N/A 39.0 ppb (37) 0.21 ppb (3) N/A 17.0 μg/m3 (62) 62.0
 
Jan. 21, 2021, 11 p.m. 4.9 ppb (5) 0.4 ppb (1) N/A 5.0 ppb (5) N/A N/A 42.0 ppb (39) 0.18 ppb (3) N/A 15.0 μg/m3 (58) 58.0
 
Jan. 21, 2021, 10 p.m. 5.3 ppb (5) 0.7 ppb (1) N/A 5.0 ppb (5) N/A N/A 41.0 ppb (38) 0.21 ppb (3) N/A 16.0 μg/m3 (60) 60.0
 
Jan. 21, 2021, 9 p.m. 5.4 ppb (6) 0.8 ppb (1) N/A 5.0 ppb (5) N/A N/A 39.0 ppb (37) 0.19 ppb (3) N/A 16.0 μg/m3 (60) 60.0
 
Jan. 21, 2021, 8 p.m. 8.6 ppb (9) 2.0 ppb (2) N/A 7.0 ppb (7) N/A N/A 33.0 ppb (31) 0.21 ppb (3) N/A 26.0 μg/m3 (81) 81.0
 
Jan. 21, 2021, 7 p.m. 10.3 ppb (10) 2.6 ppb (3) N/A 8.0 ppb (8) N/A N/A 27.0 ppb (25) 0.24 ppb (3) N/A 26.0 μg/m3 (81) 81.0
 
Jan. 21, 2021, 6 p.m. 12.1 ppb (12) 3.4 ppb (4) N/A 9.0 ppb (9) N/A N/A 22.0 ppb (21) 0.25 ppb (3) N/A 19.0 μg/m3 (66) 66.0
 
Jan. 21, 2021, 5 p.m. 17.6 ppb (17) 5.5 ppb (6) N/A 12.0 ppb (12) N/A N/A 18.0 ppb (17) 0.31 ppb (4) N/A 20.0 μg/m3 (68) 68.0
 
Jan. 21, 2021, 4 p.m. 30.8 ppb (30) 12.2 ppb (12) N/A 19.0 ppb (18) N/A N/A 8.0 ppb (8) 0.4 ppb (5) N/A 13.0 μg/m3 (53) 53.0
 
Jan. 21, 2021, 3 p.m. 35.2 ppb (34) 11.9 ppb (12) N/A 23.0 ppb (22) N/A N/A 2.0 ppb (2) 0.39 ppb (5) N/A 13.0 μg/m3 (53) 53.0
 
Jan. 21, 2021, 2 p.m. 39.1 ppb (37) 12.6 ppb (12) N/A 26.0 ppb (25) N/A N/A 0.0 ppb (0) 0.38 ppb (5) N/A 17.0 μg/m3 (62) 62.0
 
Jan. 21, 2021, 1 p.m. 33.6 ppb (32) 9.1 ppb (9) N/A 25.0 ppb (24) N/A N/A 0.0 ppb (0) 0.37 ppb (5) N/A 16.0 μg/m3 (60) 60.0
 
Jan. 21, 2021, noon 36.7 ppb (35) 11.3 ppb (11) N/A 25.0 ppb (24) N/A N/A 1.0 ppb (1) 0.35 ppb (4) N/A 19.0 μg/m3 (66) 66.0
 
Jan. 21, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (66) 66.0
 
Jan. 21, 2021, 10 a.m. 46.2 ppb (44) 21.6 ppb (21) N/A 25.0 ppb (24) N/A N/A 0.0 ppb (0) 0.52 ppb (6) N/A 23.0 μg/m3 (74) 74.0
 
Jan. 21, 2021, 9 a.m. 41.4 ppb (40) 18.8 ppb (18) N/A 23.0 ppb (22) N/A N/A 0.0 ppb (0) 0.63 ppb (7) N/A 24.0 μg/m3 (77) 77.0
 
Jan. 21, 2021, 8 a.m. 39.0 ppb (37) 13.9 ppb (14) N/A 25.0 ppb (24) N/A N/A 0.0 ppb (0) 0.54 ppb (6) N/A 22.0 μg/m3 (72) 72.0