ID: 800

AQSQID: 481410037

Site Name: El Paso Utep C12

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

Updated: Jan. 18, 2021, 9:31 p.m.

Location: El Paso (Central), TX

Reporting: True, Located: True

Current AQI: 35.0

El Paso (Central) TX, US: 31.768056, -106.501111

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 18, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 16.7 μg/m3 (16) 3.8 μg/m3 (16) 35.0
 
Jan. 18, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 20.7 μg/m3 (20) 4.5 μg/m3 (19) 32.0
 
Jan. 18, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 21.0 μg/m3 (20) 4.2 μg/m3 (18) 28.0
 
Jan. 18, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 21.9 μg/m3 (21) 4.4 μg/m3 (19) 24.0
 
Jan. 18, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 22.3 μg/m3 (21) 6.8 μg/m3 (29) 29.0
 
Jan. 18, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 19.2 μg/m3 (18) 5.6 μg/m3 (24) 24.0
 
Jan. 18, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 17.3 μg/m3 (17) 4.0 μg/m3 (17) 17.0
 
Jan. 18, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A 19.4 μg/m3 (18) 4.8 μg/m3 (20) 20.0
 
Jan. 18, 2021, noon N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A 18.0 μg/m3 (17) 5.5 μg/m3 (23) 23.0
 
Jan. 18, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A 25.0 μg/m3 (24) 8.7 μg/m3 (37) 37.0
 
Jan. 18, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 28.9 μg/m3 (27) 10.8 μg/m3 (46) 46.0
 
Jan. 18, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 47.4 μg/m3 (44) 19.3 μg/m3 (67) 67.0
 
Jan. 18, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 97.2 μg/m3 (72) 44.6 μg/m3 (124) 124.0
 
Jan. 18, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 66.7 μg/m3 (57) 29.1 μg/m3 (87) 87.0
 
Jan. 18, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 83.4 μg/m3 (66) 35.2 μg/m3 (100) 100.0
 
Jan. 18, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A 81.7 μg/m3 (65) 33.0 μg/m3 (95) 95.0
 
Jan. 18, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 34.7 μg/m3 (33) 14.3 μg/m3 (56) 56.0
 
Jan. 18, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A 23.5 μg/m3 (22) 8.6 μg/m3 (36) 36.0
 
Jan. 18, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A 30.5 μg/m3 (29) 10.4 μg/m3 (44) 44.0
 
Jan. 18, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 31.9 μg/m3 (30) 10.5 μg/m3 (44) 44.0
 
Jan. 18, 2021, midnight N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 33.1 μg/m3 (31) 9.7 μg/m3 (41) 41.0
 
Jan. 17, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 19.5 μg/m3 (19) 5.2 μg/m3 (22) 33.0
 
Jan. 17, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 19.7 μg/m3 (19) 5.0 μg/m3 (21) 36.0
 
Jan. 17, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 17.0 μg/m3 (16) 3.8 μg/m3 (16) 36.0
 
Jan. 17, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 14.3 μg/m3 (14) 3.6 μg/m3 (16) 35.0
 
Jan. 17, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 16.6 μg/m3 (16) 2.8 μg/m3 (12) 32.0
 
Jan. 17, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 14.5 μg/m3 (14) 3.2 μg/m3 (14) 25.0
 
Jan. 17, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 14.6 μg/m3 (14) 4.9 μg/m3 (21) 23.0
 
Jan. 17, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 16.2 μg/m3 (15) 6.6 μg/m3 (28) 28.0
 
Jan. 17, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A 16.7 μg/m3 (16) 6.1 μg/m3 (26) 26.0
 
Jan. 17, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) N/A 17.0 μg/m3 (16) 6.4 μg/m3 (27) 27.0
 
Jan. 17, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A 17.5 μg/m3 (17) 6.8 μg/m3 (29) 29.0
 
Jan. 17, 2021, noon N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A 18.4 μg/m3 (18) 7.6 μg/m3 (32) 32.0
 
Jan. 17, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A 15.5 μg/m3 (15) 5.5 μg/m3 (23) 23.0
 
Jan. 17, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A 15.7 μg/m3 (15) 6.1 μg/m3 (26) 26.0
 
Jan. 17, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 32.3 μg/m3 (30) 14.4 μg/m3 (56) 56.0
 
Jan. 17, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 32.6 μg/m3 (31) 17.4 μg/m3 (63) 63.0
 
Jan. 17, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 66.7 μg/m3 (57) 34.4 μg/m3 (98) 98.0
 
Jan. 17, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (4) N/A 38.7 μg/m3 (36) 16.8 μg/m3 (61) 61.0
 
Jan. 17, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 23.6 μg/m3 (22) 8.8 μg/m3 (37) 37.0
 
Jan. 17, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 62.0 μg/m3 (55) 33.7 μg/m3 (97) 97.0
 
Jan. 17, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (4) N/A 70.2 μg/m3 (59) 28.9 μg/m3 (87) 87.0
 
Jan. 17, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (4) N/A 95.8 μg/m3 (72) 35.8 μg/m3 (102) 102.0
 
Jan. 17, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 40.2 μg/m3 (38) 11.9 μg/m3 (50) 50.0
 
Jan. 17, 2021, midnight N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 18.4 μg/m3 (18) 6.6 μg/m3 (28) 30.0
 
Jan. 16, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 14.2 μg/m3 (14) 4.6 μg/m3 (20) 34.0
 
Jan. 16, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 17.6 μg/m3 (17) 6.8 μg/m3 (29) 35.0
 
Jan. 16, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 18.0 μg/m3 (17) 5.4 μg/m3 (23) 34.0
 
Jan. 16, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 21.5 μg/m3 (20) 5.7 μg/m3 (24) 32.0
 
Jan. 16, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 20.1 μg/m3 (19) 4.9 μg/m3 (21) 33.0
 
Jan. 16, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 26.2 μg/m3 (25) 5.1 μg/m3 (22) 25.0
 
Jan. 16, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 46.6 μg/m3 (44) 13.0 μg/m3 (53) 53.0
 
Jan. 16, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 21.4 μg/m3 (20) 7.1 μg/m3 (30) 30.0
 
Jan. 16, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A 27.2 μg/m3 (26) 9.6 μg/m3 (40) 40.0
 
Jan. 16, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 26.5 μg/m3 (25) 8.8 μg/m3 (37) 37.0
 
Jan. 16, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 24.0 μg/m3 (23) 9.6 μg/m3 (40) 40.0
 
Jan. 16, 2021, noon N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 21.5 μg/m3 (20) 8.5 μg/m3 (36) 36.0
 
Jan. 16, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 19.5 μg/m3 (19) 7.7 μg/m3 (33) 33.0
 
Jan. 16, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 19.4 μg/m3 (18) 7.0 μg/m3 (30) 30.0
 
Jan. 16, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 23.0 μg/m3 (22) 7.9 μg/m3 (33) 33.0
 
Jan. 16, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 44.7 μg/m3 (42) 18.0 μg/m3 (64) 64.0
 
Jan. 16, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 43.5 μg/m3 (41) 18.4 μg/m3 (65) 65.0
 
Jan. 16, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 44.3 μg/m3 (42) 19.9 μg/m3 (68) 68.0
 
Jan. 16, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 48.7 μg/m3 (46) 21.9 μg/m3 (72) 72.0
 
Jan. 16, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) N/A 33.0 μg/m3 (31) 13.7 μg/m3 (55) 55.0
 
Jan. 16, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 27.8 μg/m3 (26) 12.2 μg/m3 (52) 52.0
 
Jan. 16, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 45.5 μg/m3 (43) 17.1 μg/m3 (62) 62.0
 
Jan. 16, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 34.6 μg/m3 (33) 11.7 μg/m3 (49) 49.0
 
Jan. 16, 2021, midnight N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 15.5 μg/m3 (15) 4.9 μg/m3 (21) 32.0
 
Jan. 15, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 13.2 μg/m3 (13) 4.3 μg/m3 (18) 33.0
 
Jan. 15, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) N/A 14.0 μg/m3 (13) 4.7 μg/m3 (20) 38.0
 
Jan. 15, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 18.0 μg/m3 (17) 5.4 μg/m3 (23) 38.0
 
Jan. 15, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 17.6 μg/m3 (17) 2.9 μg/m3 (13) 37.0
 
Jan. 15, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 19.3 μg/m3 (18) 2.9 μg/m3 (13) 35.0
 
Jan. 15, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 21.2 μg/m3 (20) 4.2 μg/m3 (18) 30.0
 
Jan. 15, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 22.4 μg/m3 (21) 5.5 μg/m3 (23) 23.0
 
Jan. 15, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 32.3 μg/m3 (30) 9.1 μg/m3 (38) 38.0
 
Jan. 15, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A 26.1 μg/m3 (25) 8.2 μg/m3 (35) 35.0
 
Jan. 15, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 33.3 μg/m3 (31) 9.1 μg/m3 (38) 38.0
 
Jan. 15, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 27.9 μg/m3 (26) 8.4 μg/m3 (36) 36.0
 
Jan. 15, 2021, noon N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A 21.9 μg/m3 (21) 6.8 μg/m3 (29) 29.0
 
Jan. 15, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A 22.4 μg/m3 (21) 7.8 μg/m3 (33) 33.0
 
Jan. 15, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A 25.3 μg/m3 (24) 7.8 μg/m3 (33) 33.0
 
Jan. 15, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A 31.2 μg/m3 (29) 9.4 μg/m3 (40) 40.0
 
Jan. 15, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A 16.9 μg/m3 (16) 7.3 μg/m3 (31) 31.0
 
Jan. 15, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A 18.4 μg/m3 (18) 7.1 μg/m3 (30) 30.0
 
Jan. 15, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A 21.7 μg/m3 (21) 8.5 μg/m3 (36) 36.0
 
Jan. 15, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 16.8 μg/m3 (16) 6.7 μg/m3 (28) 28.0
 
Jan. 15, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 20.4 μg/m3 (19) 8.2 μg/m3 (35) 35.0
 
Jan. 15, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A 30.6 μg/m3 (29) 10.1 μg/m3 (43) 43.0
 
Jan. 15, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A 29.0 μg/m3 (27) 8.7 μg/m3 (37) 37.0
 
Jan. 15, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) N/A 63.1 μg/m3 (56) 18.7 μg/m3 (65) 65.0
 
Jan. 15, 2021, midnight N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 16.0 μg/m3 (15) 5.8 μg/m3 (25) 25.0
 
Jan. 14, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 16.7 μg/m3 (16) 5.1 μg/m3 (22) 37.0
 
Jan. 14, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 23.7 μg/m3 (22) 5.7 μg/m3 (24) 33.0
 
Jan. 14, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 23.4 μg/m3 (22) 4.7 μg/m3 (20) 36.0
 
Jan. 14, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 24.2 μg/m3 (23) 4.3 μg/m3 (18) 30.0
 
Jan. 14, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 23.8 μg/m3 (23) 6.1 μg/m3 (26) 26.0
 
Jan. 14, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 24.4 μg/m3 (23) 5.7 μg/m3 (24) 24.0
 
Jan. 14, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 41.9 μg/m3 (39) 12.5 μg/m3 (52) 52.0
 
Jan. 14, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) N/A 36.5 μg/m3 (34) 12.6 μg/m3 (53) 53.0
 
Jan. 14, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A 22.3 μg/m3 (21) 9.4 μg/m3 (40) 40.0
 
Jan. 14, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 19.7 μg/m3 (19) 8.2 μg/m3 (35) 35.0
 
Jan. 14, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A 20.3 μg/m3 (19) 8.3 μg/m3 (35) 35.0
 
Jan. 14, 2021, noon N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 17.7 μg/m3 (17) 7.5 μg/m3 (32) 32.0
 
Jan. 14, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 16.2 μg/m3 (15) 6.6 μg/m3 (28) 28.0
 
Jan. 14, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 13.7 μg/m3 (13) 5.5 μg/m3 (23) 23.0
 
Jan. 14, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 17.1 μg/m3 (16) 6.5 μg/m3 (28) 28.0
 
Jan. 14, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 15.9 μg/m3 (15) 6.2 μg/m3 (26) 26.0
 
Jan. 14, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 17.1 μg/m3 (16) 6.9 μg/m3 (29) 29.0
 
Jan. 14, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 17.0 μg/m3 (16) 6.6 μg/m3 (28) 28.0
 
Jan. 14, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 17.3 μg/m3 (17) 7.1 μg/m3 (30) 30.0
 
Jan. 14, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 19.7 μg/m3 (19) 7.2 μg/m3 (31) 31.0
 
Jan. 14, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 20.3 μg/m3 (19) 7.1 μg/m3 (30) 30.0
 
Jan. 14, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 18.4 μg/m3 (18) 7.1 μg/m3 (30) 30.0
 
Jan. 14, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 38.0 μg/m3 (36) 12.6 μg/m3 (53) 53.0
 
Jan. 14, 2021, midnight N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 50.5 μg/m3 (47) 14.1 μg/m3 (56) 56.0
 
Jan. 13, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 23.7 μg/m3 (22) 6.1 μg/m3 (26) 31.0
 
Jan. 13, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 16.6 μg/m3 (16) 5.6 μg/m3 (24) 36.0
 
Jan. 13, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.4 μg/m3 (15) 4.3 μg/m3 (18) 18.0
 
Jan. 13, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.5 μg/m3 (17) 4.9 μg/m3 (21) 21.0
 
Jan. 13, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 21.8 μg/m3 (21) 6.0 μg/m3 (25) 28.0
 
Jan. 13, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 19.2 μg/m3 (18) 5.3 μg/m3 (23) 30.0
 
Jan. 13, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 27.1 μg/m3 (26) 7.8 μg/m3 (33) 33.0
 
Jan. 13, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 27.0 μg/m3 (25) 8.9 μg/m3 (38) 38.0
 
Jan. 13, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 21.4 μg/m3 (20) 9.2 μg/m3 (39) 39.0
 
Jan. 13, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 17.7 μg/m3 (17) 6.8 μg/m3 (29) 29.0
 
Jan. 13, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 12.9 μg/m3 (12) 6.5 μg/m3 (28) 28.0
 
Jan. 13, 2021, noon N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 12.2 μg/m3 (12) 6.1 μg/m3 (26) 26.0
 
Jan. 13, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 10.9 μg/m3 (11) 5.6 μg/m3 (24) 26.0
 
Jan. 13, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 10.9 μg/m3 (11) 5.1 μg/m3 (22) 22.0
 
Jan. 13, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 10.8 μg/m3 (10) 5.2 μg/m3 (22) 22.0
 
Jan. 13, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 10.9 μg/m3 (11) 5.1 μg/m3 (22) 26.0
 
Jan. 13, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 12.9 μg/m3 (12) 6.2 μg/m3 (26) 28.0
 
Jan. 13, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 13.5 μg/m3 (13) 6.7 μg/m3 (28) 28.0
 
Jan. 13, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 12.7 μg/m3 (12) 6.2 μg/m3 (26) 26.0
 
Jan. 13, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 11.9 μg/m3 (12) 5.3 μg/m3 (23) 30.0
 
Jan. 13, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 14.5 μg/m3 (14) 5.4 μg/m3 (23) 25.0
 
Jan. 13, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 23.2 μg/m3 (22) 9.7 μg/m3 (41) 41.0
 
Jan. 13, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 49.2 μg/m3 (46) 18.5 μg/m3 (65) 65.0
 
Jan. 13, 2021, midnight N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 33.2 μg/m3 (31) 10.2 μg/m3 (43) 43.0
 
Jan. 12, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 14.0 μg/m3 (13) 4.9 μg/m3 (21) 36.0
 
Jan. 12, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 13.3 μg/m3 (13) 4.7 μg/m3 (20) 36.0
 
Jan. 12, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 14.0 μg/m3 (13) 4.6 μg/m3 (20) 33.0
 
Jan. 12, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 14.9 μg/m3 (14) 5.2 μg/m3 (22) 30.0
 
Jan. 12, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 17.3 μg/m3 (17) 4.8 μg/m3 (20) 28.0
 
Jan. 12, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 19.7 μg/m3 (19) 5.5 μg/m3 (23) 23.0
 
Jan. 12, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 25.7 μg/m3 (24) 9.5 μg/m3 (40) 40.0
 
Jan. 12, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 28.0 μg/m3 (26) 12.6 μg/m3 (53) 53.0
 
Jan. 12, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A 33.0 μg/m3 (31) 12.9 μg/m3 (53) 53.0
 
Jan. 12, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 45.2 μg/m3 (42) 16.6 μg/m3 (61) 61.0
 
Jan. 12, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 26.2 μg/m3 (25) 10.3 μg/m3 (43) 43.0
 
Jan. 12, 2021, noon N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 18.8 μg/m3 (18) 8.9 μg/m3 (38) 38.0
 
Jan. 12, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A 18.1 μg/m3 (17) 8.5 μg/m3 (36) 36.0
 
Jan. 12, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (4) N/A 22.0 μg/m3 (21) 10.9 μg/m3 (46) 46.0
 
Jan. 12, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 23.3 μg/m3 (22) 10.6 μg/m3 (45) 45.0
 
Jan. 12, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) N/A 12.2 μg/m3 (12) 5.2 μg/m3 (22) 22.0
 
Jan. 12, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A 18.6 μg/m3 (18) 7.1 μg/m3 (30) 30.0
 
Jan. 12, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 39.6 μg/m3 (37) 11.8 μg/m3 (50) 50.0
 
Jan. 12, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 38.1 μg/m3 (36) 12.0 μg/m3 (50) 50.0
 
Jan. 12, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 56.7 μg/m3 (52) 24.9 μg/m3 (78) 78.0
 
Jan. 12, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A 38.2 μg/m3 (36) 15.5 μg/m3 (59) 59.0
 
Jan. 12, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 17.8 μg/m3 (17) 6.4 μg/m3 (27) 27.0
 
Jan. 12, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 16.7 μg/m3 (16) 6.2 μg/m3 (26) 26.0
 
Jan. 12, 2021, midnight N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 14.6 μg/m3 (14) 6.3 μg/m3 (27) 27.0
 
Jan. 11, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 13.6 μg/m3 (13) 5.1 μg/m3 (22) 28.0
 
Jan. 11, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 12.6 μg/m3 (12) 4.4 μg/m3 (19) 29.0
 
Jan. 11, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 12.8 μg/m3 (12) 4.2 μg/m3 (18) 30.0