ID: 2554

AQSQID: 80011G012

Site Name: Estaci¢N Nativitas

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

Updated: Aug. 3, 2021, 11:03 p.m.

Location: Salamanca (Benito Juárez), MX

Reporting: True, Located: True

Current AQI: 97.0

Salamanca (Benito Juárez) MX, MX: 20.565228, -101.18824

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Aug. 3, 2021, 9 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 69.0 ppb (97) 0.63 ppb (7) 21.0 μg/m3 (20) N/A 97.0
 
Aug. 3, 2021, 8 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 60.0 ppb (68) 0.62 ppb (7) 21.0 μg/m3 (20) N/A 68.0
 
Aug. 3, 2021, 7 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 53.0 ppb (50) 0.59 ppb (7) 32.0 μg/m3 (30) N/A 50.0
 
Aug. 3, 2021, 6 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 48.0 ppb (45) 0.6 ppb (7) 19.0 μg/m3 (18) N/A 45.0
 
Aug. 3, 2021, 5 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 40.0 ppb (38) 0.73 ppb (8) 11.0 μg/m3 (11) N/A 38.0
 
Aug. 3, 2021, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 32.0 ppb (30) 0.64 ppb (7) 15.0 μg/m3 (14) N/A 30.0
 
Aug. 3, 2021, 3 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 21.0 ppb (20) 0.74 ppb (8) 22.0 μg/m3 (21) N/A 21.0
 
Aug. 3, 2021, 2 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 7.0 ppb (7) 0.77 ppb (10) 25.0 μg/m3 (24) N/A 24.0
 
Aug. 3, 2021, 1 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 6.0 ppb (6) 0.75 ppb (10) 21.0 μg/m3 (20) N/A 20.0
 
Aug. 3, 2021, noon N/A N/A N/A N/A N/A 3.0 ppb (5) 6.0 ppb (6) 0.74 ppb (8) 27.0 μg/m3 (25) N/A 25.0
 
Aug. 3, 2021, 11 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 7.0 ppb (7) 0.63 ppb (7) 39.0 μg/m3 (37) N/A 37.0
 
Aug. 3, 2021, 10 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 1.0 ppb (1) 0.69 ppb (8) 33.0 μg/m3 (31) N/A 31.0
 
Aug. 3, 2021, 9 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 12.0 ppb (12) 0.64 ppb (7) 13.0 μg/m3 (13) N/A 13.0
 
Aug. 3, 2021, 8 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 25.0 ppb (24) 0.65 ppb (8) 22.0 μg/m3 (21) N/A 24.0
 
Aug. 3, 2021, 7 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 28.0 ppb (26) 0.73 ppb (8) 25.0 μg/m3 (24) N/A 26.0
 
Aug. 3, 2021, 6 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 34.0 ppb (32) 0.76 ppb (10) 20.0 μg/m3 (19) N/A 32.0
 
Aug. 3, 2021, 5 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 37.0 ppb (35) 0.84 ppb (10) 21.0 μg/m3 (20) N/A 35.0
 
Aug. 3, 2021, 4 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 40.0 ppb (38) 0.76 ppb (10) 15.0 μg/m3 (14) N/A 38.0
 
Aug. 3, 2021, 3 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 44.0 ppb (41) 0.79 ppb (10) 7.0 μg/m3 (7) N/A 41.0
 
Aug. 3, 2021, 2 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 50.0 ppb (47) 1.03 ppb (12) 13.0 μg/m3 (13) N/A 47.0
 
Aug. 3, 2021, 1 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 64.0 ppb (81) 0.79 ppb (10) 31.0 μg/m3 (29) N/A 81.0
 
Aug. 3, 2021, midnight N/A N/A N/A N/A N/A 3.0 ppb (5) 74.0 ppb (103) 0.85 ppb (10) 28.0 μg/m3 (26) N/A 103.0
 
Aug. 2, 2021, 11 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 71.0 ppb (101) 0.75 ppb (10) 28.0 μg/m3 (26) N/A 101.0
 
Aug. 2, 2021, 10 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 73.0 ppb (103) 0.74 ppb (8) 23.0 μg/m3 (22) N/A 103.0
 
Aug. 2, 2021, 9 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 71.0 ppb (101) 0.76 ppb (10) 23.0 μg/m3 (22) N/A 101.0
 
Aug. 2, 2021, 8 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 77.0 ppb (105) 0.76 ppb (10) 31.0 μg/m3 (29) N/A 105.0
 
Aug. 2, 2021, 7 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 68.0 ppb (94) 0.8 ppb (10) 25.0 μg/m3 (24) N/A 94.0
 
Aug. 2, 2021, 6 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 54.0 ppb (50) 0.62 ppb (7) 21.0 μg/m3 (20) N/A 50.0
 
Aug. 2, 2021, 5 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 44.0 ppb (41) 0.61 ppb (7) 19.0 μg/m3 (18) N/A 41.0
 
Aug. 2, 2021, 4 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 28.0 ppb (26) 0.7 ppb (8) 34.0 μg/m3 (32) N/A 32.0
 
Aug. 2, 2021, 3 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 20.0 ppb (19) 0.75 ppb (10) 34.0 μg/m3 (32) N/A 32.0
 
Aug. 2, 2021, 2 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 12.0 ppb (12) 0.87 ppb (11) 47.0 μg/m3 (44) N/A 44.0
 
Aug. 2, 2021, 1 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) N/A 0.86 ppb (11) 23.0 μg/m3 (22) N/A 22.0
 
Aug. 2, 2021, noon N/A N/A N/A N/A N/A 3.0 ppb (5) 2.0 ppb (2) 0.7 ppb (8) 25.0 μg/m3 (24) N/A 24.0
 
Aug. 2, 2021, 11 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 4.0 ppb (4) 0.64 ppb (7) 22.0 μg/m3 (21) N/A 21.0
 
Aug. 2, 2021, 10 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 10.0 ppb (10) 0.63 ppb (7) 23.0 μg/m3 (22) N/A 22.0
 
Aug. 2, 2021, 9 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 24.0 ppb (23) 0.61 ppb (7) 17.0 μg/m3 (16) N/A 23.0
 
Aug. 2, 2021, 8 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 19.0 ppb (18) 0.61 ppb (7) 17.0 μg/m3 (16) N/A 18.0
 
Aug. 2, 2021, 7 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 23.0 ppb (22) 0.67 ppb (8) 15.0 μg/m3 (14) N/A 22.0
 
Aug. 2, 2021, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 38.0 ppb (36) 0.61 ppb (7) 11.0 μg/m3 (11) N/A 36.0
 
Aug. 2, 2021, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 37.0 ppb (35) 0.69 ppb (8) 12.0 μg/m3 (12) N/A 35.0
 
Aug. 2, 2021, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 43.0 ppb (40) 0.64 ppb (7) 12.0 μg/m3 (12) N/A 40.0
 
Aug. 2, 2021, 3 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 41.0 ppb (38) 0.71 ppb (8) 6.0 μg/m3 (6) N/A 38.0
 
Aug. 2, 2021, 2 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 46.0 ppb (43) 0.65 ppb (8) 18.0 μg/m3 (17) N/A 43.0
 
Aug. 2, 2021, 1 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 44.0 ppb (41) 0.75 ppb (10) 35.0 μg/m3 (33) N/A 41.0
 
Aug. 2, 2021, midnight N/A N/A N/A N/A N/A 4.0 ppb (6) 59.0 ppb (65) 0.68 ppb (8) 25.0 μg/m3 (24) N/A 65.0
 
Aug. 1, 2021, 11 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 53.0 ppb (50) 0.69 ppb (8) 16.0 μg/m3 (15) N/A 50.0
 
Aug. 1, 2021, 10 p.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 50.0 ppb (47) 0.88 ppb (11) 20.0 μg/m3 (19) N/A 47.0
 
Aug. 1, 2021, 9 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 52.0 ppb (49) 0.78 ppb (10) 29.0 μg/m3 (27) N/A 49.0
 
Aug. 1, 2021, 8 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 53.0 ppb (50) 0.64 ppb (7) 30.0 μg/m3 (28) N/A 50.0
 
Aug. 1, 2021, 7 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 46.0 ppb (43) 0.64 ppb (7) 25.0 μg/m3 (24) N/A 43.0
 
Aug. 1, 2021, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 41.0 ppb (38) 0.63 ppb (7) 26.0 μg/m3 (25) N/A 38.0
 
Aug. 1, 2021, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 34.0 ppb (32) 0.63 ppb (7) 19.0 μg/m3 (18) N/A 32.0
 
Aug. 1, 2021, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 27.0 ppb (25) 0.67 ppb (8) 29.0 μg/m3 (27) N/A 27.0
 
Aug. 1, 2021, 3 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 18.0 ppb (17) 0.68 ppb (8) 30.0 μg/m3 (28) N/A 28.0
 
Aug. 1, 2021, 2 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 12.0 ppb (12) 0.73 ppb (8) 37.0 μg/m3 (35) N/A 35.0
 
Aug. 1, 2021, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 22.0 ppb (21) 0.7 ppb (8) 33.0 μg/m3 (31) N/A 31.0
 
Aug. 1, 2021, noon N/A N/A N/A N/A N/A 2.0 ppb (3) 7.0 ppb (7) 0.63 ppb (7) 29.0 μg/m3 (27) N/A 27.0
 
Aug. 1, 2021, 11 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 8.0 ppb (8) 0.58 ppb (7) 34.0 μg/m3 (32) N/A 32.0
 
Aug. 1, 2021, 10 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 8.0 ppb (8) 0.57 ppb (7) 30.0 μg/m3 (28) N/A 28.0
 
Aug. 1, 2021, 9 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 19.0 ppb (18) 0.59 ppb (7) 37.0 μg/m3 (35) N/A 35.0
 
Aug. 1, 2021, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 21.0 ppb (20) 0.6 ppb (7) 33.0 μg/m3 (31) N/A 31.0
 
Aug. 1, 2021, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 12.0 ppb (12) 0.6 ppb (7) 31.0 μg/m3 (29) N/A 29.0
 
Aug. 1, 2021, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 11.0 ppb (11) 0.62 ppb (7) 38.0 μg/m3 (36) N/A 36.0
 
Aug. 1, 2021, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 11.0 ppb (11) 0.68 ppb (8) 42.0 μg/m3 (39) N/A 39.0
 
Aug. 1, 2021, 4 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 12.0 ppb (12) 0.77 ppb (10) 47.0 μg/m3 (44) N/A 44.0
 
Aug. 1, 2021, 3 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 15.0 ppb (14) 0.79 ppb (10) 42.0 μg/m3 (39) N/A 39.0
 
Aug. 1, 2021, 2 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 21.0 ppb (20) 0.83 ppb (10) 39.0 μg/m3 (37) N/A 37.0
 
Aug. 1, 2021, 1 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 46.0 ppb (43) 0.88 ppb (11) 34.0 μg/m3 (32) N/A 43.0
 
Aug. 1, 2021, midnight N/A N/A N/A N/A N/A 8.0 ppb (12) 58.0 ppb (61) 0.75 ppb (10) 34.0 μg/m3 (32) N/A 61.0
 
July 31, 2021, 11 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 54.0 ppb (50) 0.65 ppb (8) 37.0 μg/m3 (35) N/A 50.0
 
July 31, 2021, 10 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 49.0 ppb (46) 0.66 ppb (8) 31.0 μg/m3 (29) N/A 46.0
 
July 31, 2021, 9 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 42.0 ppb (39) 0.63 ppb (7) 28.0 μg/m3 (26) N/A 39.0
 
July 31, 2021, 8 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 41.0 ppb (38) 0.69 ppb (8) 24.0 μg/m3 (23) N/A 38.0
 
July 31, 2021, 7 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 37.0 ppb (35) 0.64 ppb (7) 20.0 μg/m3 (19) N/A 35.0
 
July 31, 2021, 6 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 33.0 ppb (31) 0.66 ppb (8) 19.0 μg/m3 (18) N/A 31.0
 
July 31, 2021, 5 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 26.0 ppb (25) 0.67 ppb (8) 19.0 μg/m3 (18) N/A 25.0
 
July 31, 2021, 4 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 20.0 ppb (19) 0.66 ppb (8) 21.0 μg/m3 (20) N/A 20.0
 
July 31, 2021, 3 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 10.0 ppb (10) 0.71 ppb (8) 25.0 μg/m3 (24) N/A 24.0
 
July 31, 2021, 2 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 4.0 ppb (4) 0.77 ppb (10) 37.0 μg/m3 (35) N/A 35.0
 
July 31, 2021, 1 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 1.0 ppb (1) 0.87 ppb (11) 36.0 μg/m3 (34) N/A 34.0
 
July 31, 2021, noon N/A N/A N/A N/A N/A 3.0 ppb (5) 0.0 ppb (0) 0.65 ppb (8) 20.0 μg/m3 (19) N/A 19.0
 
July 31, 2021, 11 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 1.0 ppb (1) 0.61 ppb (7) 13.0 μg/m3 (13) N/A 13.0
 
July 31, 2021, 10 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 10.0 ppb (10) 0.61 ppb (7) 17.0 μg/m3 (16) N/A 16.0
 
July 31, 2021, 9 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 13.0 ppb (13) 0.6 ppb (7) N/A N/A 13.0
 
July 31, 2021, 8 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 23.0 ppb (22) 0.58 ppb (7) 3.0 μg/m3 (3) N/A 22.0
 
July 31, 2021, 7 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 26.0 ppb (25) 0.57 ppb (7) N/A N/A 25.0
 
July 31, 2021, 6 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 29.0 ppb (27) 0.57 ppb (7) 17.0 μg/m3 (16) N/A 27.0
 
July 31, 2021, 5 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 19.0 ppb (18) 0.59 ppb (7) 16.0 μg/m3 (15) N/A 18.0
 
July 31, 2021, 4 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 18.0 ppb (17) 0.64 ppb (7) 19.0 μg/m3 (18) N/A 18.0
 
July 31, 2021, 3 a.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 19.0 ppb (18) 0.7 ppb (8) 26.0 μg/m3 (25) N/A 25.0
 
July 31, 2021, 2 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 20.0 ppb (19) 0.72 ppb (8) 24.0 μg/m3 (23) N/A 23.0
 
July 31, 2021, 1 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 25.0 ppb (24) 0.69 ppb (8) 33.0 μg/m3 (31) N/A 31.0
 
July 31, 2021, midnight N/A N/A N/A N/A N/A 9.0 ppb (13) 27.0 ppb (25) 0.73 ppb (8) 36.0 μg/m3 (34) N/A 34.0
 
July 30, 2021, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 34.0 ppb (32) 0.73 ppb (8) 31.0 μg/m3 (29) N/A 32.0
 
July 30, 2021, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 45.0 ppb (42) 0.64 ppb (7) 27.0 μg/m3 (25) N/A 42.0
 
July 30, 2021, 9 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 44.0 ppb (41) 0.66 ppb (8) 25.0 μg/m3 (24) N/A 41.0
 
July 30, 2021, 8 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 44.0 ppb (41) 0.65 ppb (8) 43.0 μg/m3 (40) N/A 41.0
 
July 30, 2021, 7 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 39.0 ppb (37) 0.64 ppb (7) 32.0 μg/m3 (30) N/A 37.0
 
July 30, 2021, 6 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 38.0 ppb (36) 0.62 ppb (7) 16.0 μg/m3 (15) N/A 36.0
 
July 30, 2021, 5 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 33.0 ppb (31) 0.66 ppb (8) 20.0 μg/m3 (19) N/A 31.0
 
July 30, 2021, 4 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 30.0 ppb (28) 0.63 ppb (7) 27.0 μg/m3 (25) N/A 28.0
 
July 30, 2021, 3 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 23.0 ppb (22) 0.67 ppb (8) 42.0 μg/m3 (39) N/A 39.0
 
July 30, 2021, 2 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 14.0 ppb (13) 0.77 ppb (10) 35.0 μg/m3 (33) N/A 33.0
 
July 30, 2021, 1 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 16.0 ppb (15) 0.69 ppb (8) 18.0 μg/m3 (17) N/A 17.0
 
July 30, 2021, noon N/A N/A N/A N/A N/A 3.0 ppb (5) 16.0 ppb (15) 0.61 ppb (7) 16.0 μg/m3 (15) N/A 15.0
 
July 30, 2021, 11 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 23.0 ppb (22) 0.54 ppb (6) 19.0 μg/m3 (18) N/A 22.0
 
July 30, 2021, 10 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 25.0 ppb (24) 0.54 ppb (6) 20.0 μg/m3 (19) N/A 24.0
 
July 30, 2021, 9 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 25.0 ppb (24) 0.54 ppb (6) 18.0 μg/m3 (17) N/A 24.0
 
July 30, 2021, 8 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 23.0 ppb (22) 0.54 ppb (6) 22.0 μg/m3 (21) N/A 22.0
 
July 30, 2021, 7 a.m. N/A N/A N/A N/A N/A 10.0 ppb (15) 22.0 ppb (21) 0.55 ppb (7) 24.0 μg/m3 (23) N/A 23.0
 
July 30, 2021, 6 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 23.0 ppb (22) 0.56 ppb (7) 16.0 μg/m3 (15) N/A 22.0
 
July 30, 2021, 5 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 24.0 ppb (23) 0.58 ppb (7) 20.0 μg/m3 (19) N/A 23.0
 
July 30, 2021, 4 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 26.0 ppb (25) 0.61 ppb (7) 23.0 μg/m3 (22) N/A 25.0
 
July 30, 2021, 3 a.m. N/A N/A N/A N/A N/A 22.0 ppb (32) 28.0 ppb (26) 0.67 ppb (8) 29.0 μg/m3 (27) N/A 32.0
 
July 30, 2021, 2 a.m. N/A N/A N/A N/A N/A 55.0 ppb (75) 27.0 ppb (25) 1.43 ppb (16) 56.0 μg/m3 (52) N/A 75.0
 
July 30, 2021, 1 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 39.0 ppb (37) 0.8 ppb (10) 54.0 μg/m3 (50) N/A 50.0
 
July 30, 2021, midnight N/A N/A N/A N/A N/A 11.0 ppb (16) 45.0 ppb (42) 0.91 ppb (11) 25.0 μg/m3 (24) N/A 42.0
 
July 29, 2021, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 48.0 ppb (45) 0.66 ppb (8) 22.0 μg/m3 (21) N/A 45.0
 
July 29, 2021, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 50.0 ppb (47) 0.64 ppb (7) 20.0 μg/m3 (19) N/A 47.0
 
July 29, 2021, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 55.0 ppb (51) 0.63 ppb (7) 26.0 μg/m3 (25) N/A 51.0
 
July 29, 2021, 8 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 55.0 ppb (51) 0.64 ppb (7) 28.0 μg/m3 (26) N/A 51.0
 
July 29, 2021, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 50.0 ppb (47) 0.64 ppb (7) 33.0 μg/m3 (31) N/A 47.0
 
July 29, 2021, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 44.0 ppb (41) 0.64 ppb (7) 23.0 μg/m3 (22) N/A 41.0
 
July 29, 2021, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 37.0 ppb (35) 0.67 ppb (8) 25.0 μg/m3 (24) N/A 35.0
 
July 29, 2021, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 31.0 ppb (29) 0.66 ppb (8) 24.0 μg/m3 (23) N/A 29.0
 
July 29, 2021, 3 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 25.0 ppb (24) 0.68 ppb (8) 25.0 μg/m3 (24) N/A 24.0
 
July 29, 2021, 2 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 21.0 ppb (20) 0.68 ppb (8) 25.0 μg/m3 (24) N/A 24.0
 
July 29, 2021, 1 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 21.0 ppb (20) 0.67 ppb (8) 26.0 μg/m3 (25) N/A 25.0
 
July 29, 2021, noon N/A N/A N/A N/A N/A 4.0 ppb (6) 21.0 ppb (20) 0.63 ppb (7) 23.0 μg/m3 (22) N/A 22.0
 
July 29, 2021, 11 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 26.0 ppb (25) 0.57 ppb (7) 19.0 μg/m3 (18) N/A 25.0
 
July 29, 2021, 10 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 20.0 ppb (19) 0.55 ppb (7) 18.0 μg/m3 (17) N/A 19.0
 
July 29, 2021, 9 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 18.0 ppb (17) 0.56 ppb (7) 22.0 μg/m3 (21) N/A 21.0
 
July 29, 2021, 8 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 17.0 ppb (16) 0.58 ppb (7) 14.0 μg/m3 (13) N/A 16.0
 
July 29, 2021, 7 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 18.0 ppb (17) 0.63 ppb (7) 16.0 μg/m3 (15) N/A 17.0
 
July 29, 2021, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 27.0 ppb (25) 0.63 ppb (7) 23.0 μg/m3 (22) N/A 25.0
 
July 29, 2021, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 31.0 ppb (29) 0.65 ppb (8) 24.0 μg/m3 (23) N/A 29.0
 
July 29, 2021, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 36.0 ppb (34) 0.73 ppb (8) 23.0 μg/m3 (22) N/A 34.0
 
July 29, 2021, 3 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 39.0 ppb (37) 0.78 ppb (10) 34.0 μg/m3 (32) N/A 37.0
 
July 29, 2021, 2 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 38.0 ppb (36) 0.76 ppb (10) 35.0 μg/m3 (33) N/A 36.0
 
July 29, 2021, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 54.0 ppb (50) 0.68 ppb (8) 27.0 μg/m3 (25) N/A 50.0
 
July 29, 2021, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) 51.0 ppb (48) 0.67 ppb (8) 30.0 μg/m3 (28) N/A 48.0
 
July 28, 2021, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 62.0 ppb (74) 0.61 ppb (7) 21.0 μg/m3 (20) N/A 74.0
 
July 28, 2021, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 59.0 ppb (65) 0.6 ppb (7) 16.0 μg/m3 (15) N/A 65.0
 
July 28, 2021, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 55.0 ppb (51) 0.6 ppb (7) 10.0 μg/m3 (10) N/A 51.0
 
July 28, 2021, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 55.0 ppb (51) 0.6 ppb (7) 18.0 μg/m3 (17) N/A 51.0
 
July 28, 2021, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 56.0 ppb (55) 0.62 ppb (7) 20.0 μg/m3 (19) N/A 55.0
 
July 28, 2021, 6 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 53.0 ppb (50) 0.64 ppb (7) 20.0 μg/m3 (19) N/A 50.0
 
July 28, 2021, 5 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 45.0 ppb (42) 0.64 ppb (7) 22.0 μg/m3 (21) N/A 42.0
 
July 28, 2021, 4 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 37.0 ppb (35) 0.67 ppb (8) 28.0 μg/m3 (26) N/A 35.0
 
July 28, 2021, 3 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 25.0 ppb (24) 0.71 ppb (8) 27.0 μg/m3 (25) N/A 25.0
 
July 28, 2021, 2 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 14.0 ppb (13) 0.7 ppb (8) 44.0 μg/m3 (41) N/A 41.0
 
July 28, 2021, 1 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 7.0 ppb (7) 0.72 ppb (8) 33.0 μg/m3 (31) N/A 31.0
 
July 28, 2021, noon N/A N/A N/A N/A N/A 4.0 ppb (6) 16.0 ppb (15) 0.68 ppb (8) 20.0 μg/m3 (19) N/A 19.0
 
July 28, 2021, 11 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 26.0 ppb (25) 0.59 ppb (7) 24.0 μg/m3 (23) N/A 25.0
 
July 28, 2021, 10 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 30.0 ppb (28) 0.56 ppb (7) 15.0 μg/m3 (14) N/A 28.0
 
July 28, 2021, 9 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 28.0 ppb (26) 0.56 ppb (7) 17.0 μg/m3 (16) N/A 26.0
 
July 28, 2021, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 27.0 ppb (25) 0.56 ppb (7) 15.0 μg/m3 (14) N/A 25.0
 
July 28, 2021, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 33.0 ppb (31) 0.57 ppb (7) 23.0 μg/m3 (22) N/A 31.0
 
July 28, 2021, 6 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 35.0 ppb (33) 0.57 ppb (7) 18.0 μg/m3 (17) N/A 33.0
 
July 28, 2021, 5 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 36.0 ppb (34) 0.58 ppb (7) 19.0 μg/m3 (18) N/A 34.0
 
July 28, 2021, 4 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 33.0 ppb (31) 0.62 ppb (7) 19.0 μg/m3 (18) N/A 31.0
 
July 28, 2021, 3 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 37.0 ppb (35) 0.62 ppb (7) 19.0 μg/m3 (18) N/A 35.0
 
July 28, 2021, 2 a.m. N/A N/A N/A N/A N/A 20.0 ppb (29) 43.0 ppb (40) 0.84 ppb (10) 22.0 μg/m3 (21) N/A 40.0
 
July 28, 2021, 1 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 55.0 ppb (51) 0.67 ppb (8) 15.0 μg/m3 (14) N/A 51.0
 
July 28, 2021, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) 59.0 ppb (65) 0.58 ppb (7) 16.0 μg/m3 (15) N/A 65.0
 
July 27, 2021, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 61.0 ppb (71) 0.59 ppb (7) 16.0 μg/m3 (15) N/A 71.0
 
July 27, 2021, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 62.0 ppb (74) 0.6 ppb (7) 24.0 μg/m3 (23) N/A 74.0