ID: 807

AQSQID: 481410057

Site Name: Socorro Hueco C49

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

Updated: Sept. 25, 2021, 8 a.m.

Location: El Paso (Old Hueco Tanks Rd), TX

Reporting: True, Located: True

Current AQI: 34.0

El Paso (Old Hueco Tanks Rd) TX, US: 31.66752, -106.28774

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 25, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 10.0 μg/m3 (10) 2.8 μg/m3 (12) 34.0
 
Sept. 25, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 3.0 μg/m3 (3) 0.3 μg/m3 (2) 30.0
 
Sept. 25, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 25.0 μg/m3 (24) 7.1 μg/m3 (30) 30.0
 
Sept. 25, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 45.0 μg/m3 (42) 11.2 μg/m3 (47) 47.0
 
Sept. 25, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 41.0 μg/m3 (38) 9.6 μg/m3 (40) 40.0
 
Sept. 25, 2021, midnight N/A N/A N/A N/A N/A N/A 43.0 ppb (40) N/A 31.0 μg/m3 (29) 9.4 μg/m3 (40) 40.0
 
Sept. 24, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A 20.0 μg/m3 (19) 6.7 μg/m3 (28) 49.0
 
Sept. 24, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A 15.0 μg/m3 (14) 5.1 μg/m3 (22) 49.0
 
Sept. 24, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (55) N/A 13.0 μg/m3 (13) 4.5 μg/m3 (19) 55.0
 
Sept. 24, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (51) N/A 13.0 μg/m3 (13) 4.0 μg/m3 (17) 51.0
 
Sept. 24, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A 10.0 μg/m3 (10) 2.9 μg/m3 (13) 47.0
 
Sept. 24, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A 13.0 μg/m3 (13) 3.9 μg/m3 (17) 45.0
 
Sept. 24, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 11.0 μg/m3 (11) 3.3 μg/m3 (14) 42.0
 
Sept. 24, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 12.0 μg/m3 (12) 2.8 μg/m3 (12) 36.0
 
Sept. 24, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 27.0 μg/m3 (25) 8.6 μg/m3 (36) 36.0
 
Sept. 24, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 30.0 μg/m3 (28) 8.6 μg/m3 (36) 36.0
 
Sept. 24, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A 26.0 μg/m3 (25) 7.4 μg/m3 (31) 31.0
 
Sept. 24, 2021, noon N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 19.0 μg/m3 (18) 6.0 μg/m3 (25) 25.0
 
Sept. 24, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 19.0 μg/m3 (18) 4.7 μg/m3 (20) 24.0
 
Sept. 24, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 27.0 μg/m3 (25) 8.1 μg/m3 (34) 34.0
 
Sept. 24, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 31.0 μg/m3 (29) 10.1 μg/m3 (43) 43.0
 
Sept. 24, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 27.0 μg/m3 (25) 7.3 μg/m3 (31) 31.0
 
Sept. 24, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 27.0 μg/m3 (25) 8.3 μg/m3 (35) 35.0
 
Sept. 24, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 35.0 μg/m3 (33) 10.6 μg/m3 (45) 45.0
 
Sept. 24, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 33.0 μg/m3 (31) 8.3 μg/m3 (35) 35.0
 
Sept. 24, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 30.0 μg/m3 (28) 7.5 μg/m3 (32) 33.0
 
Sept. 24, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 38.0 μg/m3 (36) 8.4 μg/m3 (36) 36.0
 
Sept. 24, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 77.0 μg/m3 (62) 10.2 μg/m3 (43) 62.0
 
Sept. 24, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 128.0 μg/m3 (88) 22.2 μg/m3 (73) 88.0
 
Sept. 24, 2021, midnight N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 22.0 μg/m3 (21) 6.0 μg/m3 (25) 39.0
 
Sept. 23, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A 19.0 μg/m3 (18) 4.6 μg/m3 (20) 45.0
 
Sept. 23, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A 14.0 μg/m3 (13) 3.0 μg/m3 (13) 46.0
 
Sept. 23, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A 14.0 μg/m3 (13) 2.6 μg/m3 (11) 46.0
 
Sept. 23, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A 25.0 μg/m3 (24) 4.3 μg/m3 (18) 47.0
 
Sept. 23, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A 22.0 μg/m3 (21) 4.7 μg/m3 (20) 45.0
 
Sept. 23, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A 30.0 μg/m3 (28) 7.5 μg/m3 (32) 46.0
 
Sept. 23, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 29.0 μg/m3 (27) 6.5 μg/m3 (28) 41.0
 
Sept. 23, 2021, 4 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) 5.5 μg/m3 (23) 37.0
 
Sept. 23, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 34.0 μg/m3 (32) 7.6 μg/m3 (32) 32.0
 
Sept. 23, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A 57.0 μg/m3 (52) 9.4 μg/m3 (40) 52.0
 
Sept. 23, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 65.0 μg/m3 (56) 14.0 μg/m3 (55) 56.0
 
Sept. 23, 2021, noon N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 49.0 μg/m3 (46) 10.7 μg/m3 (45) 46.0
 
Sept. 23, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A 27.0 μg/m3 (25) 8.6 μg/m3 (36) 36.0
 
Sept. 23, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (8) N/A 22.0 μg/m3 (21) 6.0 μg/m3 (25) 25.0
 
Sept. 23, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A 23.0 μg/m3 (22) 6.1 μg/m3 (26) 26.0
 
Sept. 23, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 25.0 μg/m3 (24) 6.6 μg/m3 (28) 28.0
 
Sept. 23, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A 30.0 μg/m3 (28) 8.7 μg/m3 (37) 37.0
 
Sept. 23, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A 27.0 μg/m3 (25) 7.6 μg/m3 (32) 32.0
 
Sept. 23, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 29.0 μg/m3 (27) 7.3 μg/m3 (31) 31.0
 
Sept. 23, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 40.0 μg/m3 (38) 9.6 μg/m3 (40) 40.0
 
Sept. 23, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 54.0 μg/m3 (50) 14.9 μg/m3 (57) 57.0
 
Sept. 23, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 49.0 μg/m3 (46) 12.4 μg/m3 (52) 52.0
 
Sept. 23, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 58.0 μg/m3 (53) 11.8 μg/m3 (50) 53.0
 
Sept. 23, 2021, midnight N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A 29.0 μg/m3 (27) 5.8 μg/m3 (25) 47.0
 
Sept. 22, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A 22.0 μg/m3 (21) 5.3 μg/m3 (23) 49.0
 
Sept. 22, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A 24.0 μg/m3 (23) 4.8 μg/m3 (20) 50.0
 
Sept. 22, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (50) N/A 18.0 μg/m3 (17) 5.8 μg/m3 (25) 50.0
 
Sept. 22, 2021, 8 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) 2.3 μg/m3 (10) 49.0
 
Sept. 22, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A 27.0 μg/m3 (25) 5.1 μg/m3 (22) 49.0
 
Sept. 22, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A 23.0 μg/m3 (22) 4.1 μg/m3 (18) 48.0
 
Sept. 22, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A 23.0 μg/m3 (22) 3.8 μg/m3 (16) 44.0
 
Sept. 22, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (42) N/A 21.0 μg/m3 (20) 4.1 μg/m3 (18) 42.0
 
Sept. 22, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 23.0 μg/m3 (22) 4.8 μg/m3 (20) 38.0
 
Sept. 22, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (32) N/A 27.0 μg/m3 (25) 3.7 μg/m3 (16) 32.0
 
Sept. 22, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 25.0 μg/m3 (24) 6.3 μg/m3 (27) 27.0
 
Sept. 22, 2021, noon N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 18.0 μg/m3 (17) 4.9 μg/m3 (21) 28.0
 
Sept. 22, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 16.0 μg/m3 (15) 5.6 μg/m3 (24) 30.0
 
Sept. 22, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 15.0 μg/m3 (14) 5.5 μg/m3 (23) 33.0
 
Sept. 22, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 16.0 μg/m3 (15) 5.6 μg/m3 (24) 36.0
 
Sept. 22, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 18.0 μg/m3 (17) 5.1 μg/m3 (22) 36.0
 
Sept. 22, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 23.0 μg/m3 (22) 4.8 μg/m3 (20) 36.0
 
Sept. 22, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 26.0 μg/m3 (25) 5.7 μg/m3 (24) 39.0
 
Sept. 22, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 33.0 μg/m3 (31) 6.8 μg/m3 (29) 41.0
 
Sept. 22, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A 37.0 μg/m3 (35) 7.0 μg/m3 (30) 44.0
 
Sept. 22, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 33.0 μg/m3 (31) 7.6 μg/m3 (32) 43.0
 
Sept. 22, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 32.0 μg/m3 (30) 8.1 μg/m3 (34) 43.0
 
Sept. 22, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 34.0 μg/m3 (32) 7.9 μg/m3 (33) 43.0
 
Sept. 22, 2021, midnight N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 28.0 μg/m3 (26) 6.9 μg/m3 (29) 43.0
 
Sept. 21, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A 24.0 μg/m3 (23) 6.4 μg/m3 (27) 44.0
 
Sept. 21, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A 29.0 μg/m3 (27) 7.1 μg/m3 (30) 44.0
 
Sept. 21, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A 33.0 μg/m3 (31) 6.9 μg/m3 (29) 45.0
 
Sept. 21, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (44) N/A 33.0 μg/m3 (31) 7.1 μg/m3 (30) 44.0
 
Sept. 21, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 43.0 μg/m3 (40) 7.5 μg/m3 (32) 43.0
 
Sept. 21, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (43) N/A 62.0 μg/m3 (55) 9.7 μg/m3 (41) 55.0
 
Sept. 21, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (41) N/A 79.0 μg/m3 (63) 10.6 μg/m3 (45) 63.0
 
Sept. 21, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 80.0 μg/m3 (64) 12.4 μg/m3 (52) 64.0
 
Sept. 21, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 62.0 μg/m3 (55) 11.4 μg/m3 (48) 55.0
 
Sept. 21, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 56.0 μg/m3 (52) 11.5 μg/m3 (48) 52.0
 
Sept. 21, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 62.0 μg/m3 (55) 15.0 μg/m3 (58) 58.0
 
Sept. 21, 2021, noon N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 42.0 μg/m3 (39) 9.9 μg/m3 (42) 42.0
 
Sept. 21, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A 28.0 μg/m3 (26) 7.8 μg/m3 (33) 33.0
 
Sept. 21, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 12.0 μg/m3 (12) 4.2 μg/m3 (18) 18.0
 
Sept. 21, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 30.0 μg/m3 (28) 11.1 μg/m3 (47) 47.0
 
Sept. 21, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A 42.0 μg/m3 (39) 11.6 μg/m3 (49) 49.0
 
Sept. 21, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A 47.0 μg/m3 (44) 12.5 μg/m3 (52) 52.0
 
Sept. 21, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (4) N/A 39.0 μg/m3 (37) 10.6 μg/m3 (45) 45.0
 
Sept. 21, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A 34.0 μg/m3 (32) 7.9 μg/m3 (33) 33.0
 
Sept. 21, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 26.0 μg/m3 (25) 6.8 μg/m3 (29) 29.0
 
Sept. 21, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A 43.0 μg/m3 (40) 9.5 μg/m3 (40) 40.0
 
Sept. 21, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 30.0 μg/m3 (28) 7.3 μg/m3 (31) 31.0
 
Sept. 21, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 28.0 μg/m3 (26) 8.0 μg/m3 (34) 34.0
 
Sept. 21, 2021, midnight N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 21.0 μg/m3 (20) 4.0 μg/m3 (17) 35.0
 
Sept. 20, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 25.0 μg/m3 (24) 2.8 μg/m3 (12) 36.0
 
Sept. 20, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 61.0 μg/m3 (54) 6.5 μg/m3 (28) 54.0
 
Sept. 20, 2021, 9 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) 3.7 μg/m3 (16) 36.0
 
Sept. 20, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 33.0 μg/m3 (31) 2.6 μg/m3 (11) 35.0
 
Sept. 20, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 32.0 μg/m3 (30) 2.4 μg/m3 (10) 34.0
 
Sept. 20, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 37.0 μg/m3 (35) 3.0 μg/m3 (13) 35.0
 
Sept. 20, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 34.0 μg/m3 (32) 3.5 μg/m3 (15) 35.0
 
Sept. 20, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 29.0 μg/m3 (27) 5.5 μg/m3 (23) 34.0
 
Sept. 20, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 64.0 μg/m3 (56) 13.0 μg/m3 (53) 56.0
 
Sept. 20, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 95.0 μg/m3 (71) 17.4 μg/m3 (63) 71.0
 
Sept. 20, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A 81.0 μg/m3 (64) 17.4 μg/m3 (63) 64.0
 
Sept. 20, 2021, noon N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A 60.0 μg/m3 (54) 14.1 μg/m3 (56) 56.0
 
Sept. 20, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 22.0 μg/m3 (21) 7.5 μg/m3 (32) 32.0
 
Sept. 20, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 18.0 μg/m3 (17) 7.3 μg/m3 (31) 31.0
 
Sept. 20, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 26.0 μg/m3 (25) 8.0 μg/m3 (34) 34.0
 
Sept. 20, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 29.0 μg/m3 (27) 8.7 μg/m3 (37) 37.0
 
Sept. 20, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 25.0 μg/m3 (24) 7.3 μg/m3 (31) 31.0
 
Sept. 20, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (27) N/A 27.0 μg/m3 (25) 7.3 μg/m3 (31) 31.0
 
Sept. 20, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (34) N/A 38.0 μg/m3 (36) 9.1 μg/m3 (38) 38.0
 
Sept. 20, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 47.0 μg/m3 (44) 11.7 μg/m3 (49) 49.0
 
Sept. 20, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 71.0 μg/m3 (59) 19.4 μg/m3 (67) 67.0
 
Sept. 20, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (9) N/A 137.0 μg/m3 (92) 38.9 μg/m3 (110) 110.0
 
Sept. 20, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 63.0 μg/m3 (55) 13.6 μg/m3 (55) 55.0
 
Sept. 20, 2021, midnight N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A 16.0 μg/m3 (15) 3.1 μg/m3 (13) 45.0
 
Sept. 19, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A 13.0 μg/m3 (13) 3.3 μg/m3 (14) 47.0
 
Sept. 19, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (48) N/A 11.0 μg/m3 (11) 2.6 μg/m3 (11) 48.0
 
Sept. 19, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A 17.0 μg/m3 (16) 2.8 μg/m3 (12) 49.0
 
Sept. 19, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A 17.0 μg/m3 (16) 2.6 μg/m3 (11) 49.0
 
Sept. 19, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A 6.0 μg/m3 (6) 0.2 μg/m3 (1) 49.0
 
Sept. 19, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (18) 5.0 μg/m3 (21) 21.0
 
Sept. 19, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 2.6 μg/m3 (11) 14.0
 
Sept. 19, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.0 μg/m3 (18) 4.6 μg/m3 (20) 20.0
 
Sept. 19, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (36) N/A 22.0 μg/m3 (21) 6.5 μg/m3 (28) 36.0
 
Sept. 19, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 31.0 μg/m3 (29) 10.1 μg/m3 (43) 43.0
 
Sept. 19, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 31.0 μg/m3 (29) 11.0 μg/m3 (46) 46.0
 
Sept. 19, 2021, noon N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 28.0 μg/m3 (26) 9.6 μg/m3 (40) 40.0
 
Sept. 19, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 23.0 μg/m3 (22) 7.3 μg/m3 (31) 31.0
 
Sept. 19, 2021, 10 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) 6.8 μg/m3 (29) 29.0
 
Sept. 19, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (35) N/A 20.0 μg/m3 (19) 6.7 μg/m3 (28) 35.0
 
Sept. 19, 2021, 8 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) 7.1 μg/m3 (30) 34.0
 
Sept. 19, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 22.0 μg/m3 (21) 7.7 μg/m3 (33) 33.0
 
Sept. 19, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 25.0 μg/m3 (24) 8.1 μg/m3 (34) 34.0
 
Sept. 19, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.0 μg/m3 (26) 8.2 μg/m3 (35) 35.0
 
Sept. 19, 2021, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.0 μg/m3 (20) 6.3 μg/m3 (27) 27.0
 
Sept. 19, 2021, 3 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 26.0 μg/m3 (25) 7.3 μg/m3 (31) 39.0
 
Sept. 19, 2021, 2 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (39) N/A 36.0 μg/m3 (34) 10.9 μg/m3 (46) 46.0
 
Sept. 19, 2021, 1 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 30.0 μg/m3 (28) 7.5 μg/m3 (32) 37.0
 
Sept. 19, 2021, midnight N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A 17.0 μg/m3 (16) 5.8 μg/m3 (25) 45.0
 
Sept. 18, 2021, 11 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A 13.0 μg/m3 (13) 3.7 μg/m3 (16) 49.0
 
Sept. 18, 2021, 10 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A 9.0 μg/m3 (9) 1.5 μg/m3 (7) 49.0
 
Sept. 18, 2021, 9 p.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (49) N/A 9.0 μg/m3 (9) 1.8 μg/m3 (8) 49.0
 
Sept. 18, 2021, 8 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A 2.0 μg/m3 (2) -0.6 μg/m3 (0) 46.0
 
Sept. 18, 2021, 7 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (46) N/A 12.0 μg/m3 (12) 2.5 μg/m3 (11) 46.0
 
Sept. 18, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (47) N/A 20.0 μg/m3 (19) 3.7 μg/m3 (16) 47.0
 
Sept. 18, 2021, 5 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (45) N/A 34.0 μg/m3 (32) 7.4 μg/m3 (31) 45.0
 
Sept. 18, 2021, 4 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 43.0 μg/m3 (40) 10.3 μg/m3 (43) 43.0
 
Sept. 18, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 48.0 μg/m3 (45) 10.9 μg/m3 (46) 46.0
 
Sept. 18, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 48.0 μg/m3 (45) 12.7 μg/m3 (53) 53.0
 
Sept. 18, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A 49.0 μg/m3 (46) 15.4 μg/m3 (58) 58.0
 
Sept. 18, 2021, noon N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 44.0 μg/m3 (41) 15.6 μg/m3 (59) 59.0
 
Sept. 18, 2021, 11 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A 47.0 μg/m3 (44) 16.1 μg/m3 (60) 60.0
 
Sept. 18, 2021, 10 a.m. N/A N/A N/A N/A N/A N/A 3.0 ppb (3) N/A 45.0 μg/m3 (42) 15.0 μg/m3 (58) 58.0
 
Sept. 18, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A 36.0 μg/m3 (34) 11.3 μg/m3 (48) 48.0
 
Sept. 18, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 37.0 μg/m3 (35) 11.7 μg/m3 (49) 49.0
 
Sept. 18, 2021, 7 a.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 39.0 μg/m3 (37) 13.1 μg/m3 (54) 54.0
 
Sept. 18, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (4) N/A 53.0 μg/m3 (50) 17.2 μg/m3 (62) 62.0