ID: 2554

AQSQID: 80011G012

Site Name: Estaci¢N Nativitas

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

Updated: Jan. 22, 2021, 5:31 a.m.

Location: Salamanca (Benito Juárez), MX

Reporting: True, Located: True

Current AQI: 55.0

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
Jan. 22, 2021, 4 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 6.0 ppb (6) 4.21 ppb (48) 62.5 μg/m3 (55) N/A 55.0
 
Jan. 22, 2021, 3 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 7.0 ppb (7) 4.09 ppb (47) 79.4 μg/m3 (64) N/A 64.0
 
Jan. 22, 2021, 2 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 7.0 ppb (7) 4.88 ppb (55) 59.2 μg/m3 (54) N/A 55.0
 
Jan. 22, 2021, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 27.0 ppb (25) 4.26 ppb (49) 40.3 μg/m3 (38) N/A 49.0
 
Jan. 22, 2021, midnight N/A N/A N/A N/A N/A 3.0 ppb (5) 41.0 ppb (38) 3.81 ppb (44) 48.1 μg/m3 (45) N/A 45.0
 
Jan. 21, 2021, 11 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 42.0 ppb (39) 3.69 ppb (43) 36.1 μg/m3 (34) N/A 43.0
 
Jan. 21, 2021, 10 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 48.0 ppb (45) 3.73 ppb (43) 33.4 μg/m3 (31) N/A 45.0
 
Jan. 21, 2021, 9 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 43.0 ppb (40) 3.67 ppb (43) 28.0 μg/m3 (26) N/A 43.0
 
Jan. 21, 2021, 8 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 41.0 ppb (38) 3.64 ppb (41) 40.1 μg/m3 (38) N/A 41.0
 
Jan. 21, 2021, 7 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 37.0 ppb (35) 3.64 ppb (41) 37.8 μg/m3 (35) N/A 41.0
 
Jan. 21, 2021, 6 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 25.0 ppb (24) 3.66 ppb (43) 37.4 μg/m3 (35) N/A 43.0
 
Jan. 21, 2021, 5 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 16.0 ppb (15) 3.66 ppb (43) 32.6 μg/m3 (31) N/A 43.0
 
Jan. 21, 2021, 4 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 8.0 ppb (8) 3.92 ppb (45) 53.3 μg/m3 (50) N/A 50.0
 
Jan. 21, 2021, 3 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 2.0 ppb (2) 4.01 ppb (46) 57.3 μg/m3 (53) N/A 53.0
 
Jan. 21, 2021, 2 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 0.0 ppb (0) 3.95 ppb (46) 37.2 μg/m3 (35) N/A 46.0
 
Jan. 21, 2021, 1 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 3.0 ppb (3) 3.77 ppb (44) 30.4 μg/m3 (29) N/A 44.0
 
Jan. 21, 2021, noon N/A N/A N/A N/A N/A 3.0 ppb (5) 6.0 ppb (6) 3.65 ppb (41) 22.7 μg/m3 (22) N/A 41.0
 
Jan. 21, 2021, 11 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 10.0 ppb (10) 3.6 ppb (41) 20.5 μg/m3 (19) N/A 41.0
 
Jan. 21, 2021, 10 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 8.0 ppb (8) 3.59 ppb (41) 19.9 μg/m3 (19) N/A 41.0
 
Jan. 21, 2021, 9 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 11.0 ppb (11) 3.6 ppb (41) 22.0 μg/m3 (21) N/A 41.0
 
Jan. 21, 2021, 8 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 10.0 ppb (10) 3.61 ppb (41) 22.7 μg/m3 (22) N/A 41.0
 
Jan. 21, 2021, 7 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 9.0 ppb (9) 3.64 ppb (41) 27.2 μg/m3 (26) N/A 41.0
 
Jan. 21, 2021, 6 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 13.0 ppb (13) 3.68 ppb (43) 21.0 μg/m3 (20) N/A 43.0
 
Jan. 21, 2021, 5 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 14.0 ppb (13) 3.68 ppb (43) 35.7 μg/m3 (34) N/A 43.0
 
Jan. 21, 2021, 4 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 11.0 ppb (11) 3.85 ppb (45) 86.1 μg/m3 (67) N/A 67.0
 
Jan. 21, 2021, 3 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 1.0 ppb (1) 5.11 ppb (57) 151.6 μg/m3 (99) N/A 99.0
 
Jan. 21, 2021, 2 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 11.0 ppb (11) 4.57 ppb (52) 73.6 μg/m3 (61) N/A 61.0
 
Jan. 21, 2021, 1 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 29.0 ppb (27) 4.02 ppb (46) 41.0 μg/m3 (38) N/A 46.0
 
Jan. 21, 2021, midnight N/A N/A N/A N/A N/A 4.0 ppb (6) 40.0 ppb (38) 3.72 ppb (43) 33.3 μg/m3 (31) N/A 43.0
 
Jan. 20, 2021, 11 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 40.0 ppb (38) 3.75 ppb (44) 37.2 μg/m3 (35) N/A 44.0
 
Jan. 20, 2021, 10 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 42.0 ppb (39) 3.71 ppb (43) 44.4 μg/m3 (42) N/A 43.0
 
Jan. 20, 2021, 9 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 44.0 ppb (41) 3.73 ppb (43) 38.5 μg/m3 (36) N/A 43.0
 
Jan. 20, 2021, 8 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 43.0 ppb (40) 3.68 ppb (43) 43.3 μg/m3 (41) N/A 43.0
 
Jan. 20, 2021, 7 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 38.0 ppb (36) 3.67 ppb (43) 42.1 μg/m3 (39) N/A 43.0
 
Jan. 20, 2021, 6 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 32.0 ppb (30) 3.66 ppb (43) 40.5 μg/m3 (38) N/A 43.0
 
Jan. 20, 2021, 5 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 27.0 ppb (25) 3.64 ppb (41) 34.5 μg/m3 (32) N/A 41.0
 
Jan. 20, 2021, 4 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 23.0 ppb (22) 3.66 ppb (43) 40.3 μg/m3 (38) N/A 43.0
 
Jan. 20, 2021, 3 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 15.0 ppb (14) 3.78 ppb (44) 47.5 μg/m3 (44) N/A 44.0
 
Jan. 20, 2021, 2 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 14.0 ppb (13) 3.82 ppb (44) 41.2 μg/m3 (39) N/A 44.0
 
Jan. 20, 2021, 1 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 23.0 ppb (22) 3.66 ppb (43) 34.1 μg/m3 (32) N/A 43.0
 
Jan. 20, 2021, noon N/A N/A N/A N/A N/A 4.0 ppb (6) 25.0 ppb (24) 3.59 ppb (41) 35.8 μg/m3 (34) N/A 41.0
 
Jan. 20, 2021, 11 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 25.0 ppb (24) 3.58 ppb (41) 35.3 μg/m3 (33) N/A 41.0
 
Jan. 20, 2021, 10 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 19.0 ppb (18) 3.58 ppb (41) 29.3 μg/m3 (28) N/A 41.0
 
Jan. 20, 2021, 9 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 17.0 ppb (16) 3.61 ppb (41) 24.1 μg/m3 (23) N/A 41.0
 
Jan. 20, 2021, 8 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 18.0 ppb (17) 3.62 ppb (41) 24.4 μg/m3 (23) N/A 41.0
 
Jan. 20, 2021, 7 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 19.0 ppb (18) 3.62 ppb (41) 32.5 μg/m3 (31) N/A 41.0
 
Jan. 20, 2021, 6 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 19.0 ppb (18) 3.67 ppb (43) 31.8 μg/m3 (30) N/A 43.0
 
Jan. 20, 2021, 5 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 26.0 ppb (25) 3.69 ppb (43) 46.8 μg/m3 (44) N/A 44.0
 
Jan. 20, 2021, 4 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 28.0 ppb (26) 3.72 ppb (43) 89.6 μg/m3 (69) N/A 69.0
 
Jan. 20, 2021, 3 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 8.0 ppb (8) 4.04 ppb (46) 131.5 μg/m3 (89) N/A 89.0
 
Jan. 20, 2021, 2 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 5.0 ppb (5) 4.78 ppb (54) 70.1 μg/m3 (59) N/A 59.0
 
Jan. 20, 2021, 1 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 22.0 ppb (21) 4.23 ppb (48) 33.0 μg/m3 (31) N/A 48.0
 
Jan. 20, 2021, midnight N/A N/A N/A N/A N/A 3.0 ppb (5) 31.0 ppb (29) 3.57 ppb (41) 21.8 μg/m3 (21) N/A 41.0
 
Jan. 19, 2021, 11 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 31.0 ppb (29) 3.55 ppb (40) 20.7 μg/m3 (20) N/A 40.0
 
Jan. 19, 2021, 10 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 34.0 ppb (32) 3.57 ppb (41) 20.3 μg/m3 (19) N/A 41.0
 
Jan. 19, 2021, 9 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 35.0 ppb (33) 3.53 ppb (40) 17.9 μg/m3 (17) N/A 40.0
 
Jan. 19, 2021, 8 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 34.0 ppb (32) 3.52 ppb (40) 20.6 μg/m3 (20) N/A 40.0
 
Jan. 19, 2021, 7 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 33.0 ppb (31) 3.55 ppb (40) 38.4 μg/m3 (36) N/A 40.0
 
Jan. 19, 2021, 6 p.m. N/A N/A N/A N/A N/A 19.0 ppb (28) 28.0 ppb (26) 3.76 ppb (44) 45.9 μg/m3 (43) N/A 44.0
 
Jan. 19, 2021, 5 p.m. N/A N/A N/A N/A N/A 24.0 ppb (35) 21.0 ppb (20) 3.71 ppb (43) 66.1 μg/m3 (57) N/A 57.0
 
Jan. 19, 2021, 4 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 5.0 ppb (5) 3.88 ppb (45) 94.6 μg/m3 (71) N/A 71.0
 
Jan. 19, 2021, 3 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 1.0 ppb (1) 4.0 ppb (46) 131.8 μg/m3 (90) N/A 90.0
 
Jan. 19, 2021, 2 p.m. N/A N/A N/A N/A N/A 10.0 ppb (15) N/A 4.16 ppb (48) 107.9 μg/m3 (78) N/A 78.0
 
Jan. 19, 2021, 1 p.m. N/A N/A N/A N/A N/A 17.0 ppb (25) N/A 4.11 ppb (47) 70.0 μg/m3 (59) N/A 59.0
 
Jan. 19, 2021, noon N/A N/A N/A N/A N/A 10.0 ppb (15) N/A 3.6 ppb (41) 74.4 μg/m3 (61) N/A 61.0
 
Jan. 19, 2021, 11 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) N/A 3.63 ppb (41) 71.4 μg/m3 (60) N/A 60.0
 
Jan. 19, 2021, 10 a.m. N/A N/A N/A N/A N/A 12.0 ppb (18) 0.0 ppb (0) 3.68 ppb (43) 60.8 μg/m3 (54) N/A 54.0
 
Jan. 19, 2021, 9 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 0.0 ppb (0) 3.78 ppb (44) 54.4 μg/m3 (51) N/A 51.0
 
Jan. 19, 2021, 8 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 0.0 ppb (0) 3.8 ppb (44) 52.6 μg/m3 (49) N/A 49.0
 
Jan. 19, 2021, 7 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 0.0 ppb (0) 3.91 ppb (45) 45.2 μg/m3 (42) N/A 45.0
 
Jan. 19, 2021, 6 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 4.0 ppb (4) 4.11 ppb (47) 33.3 μg/m3 (31) N/A 47.0
 
Jan. 19, 2021, 5 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 7.0 ppb (7) 4.0 ppb (46) 39.3 μg/m3 (37) N/A 46.0
 
Jan. 19, 2021, 4 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 17.0 ppb (16) 3.87 ppb (45) 35.7 μg/m3 (34) N/A 45.0
 
Jan. 19, 2021, 3 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 25.0 ppb (24) 3.66 ppb (43) 58.4 μg/m3 (53) N/A 53.0
 
Jan. 19, 2021, 2 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 20.0 ppb (19) 3.94 ppb (45) 57.9 μg/m3 (53) N/A 53.0
 
Jan. 19, 2021, 1 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 25.0 ppb (24) 4.28 ppb (49) 36.6 μg/m3 (34) N/A 49.0
 
Jan. 19, 2021, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) 37.0 ppb (35) 3.69 ppb (43) 29.7 μg/m3 (28) N/A 43.0
 
Jan. 18, 2021, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 38.0 ppb (36) 3.63 ppb (41) 28.2 μg/m3 (27) N/A 41.0
 
Jan. 18, 2021, 10 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 41.0 ppb (38) 3.57 ppb (41) 30.5 μg/m3 (29) N/A 41.0
 
Jan. 18, 2021, 9 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 38.0 ppb (36) 3.6 ppb (41) 34.8 μg/m3 (33) N/A 41.0
 
Jan. 18, 2021, 8 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 37.0 ppb (35) 3.63 ppb (41) 32.3 μg/m3 (30) N/A 41.0
 
Jan. 18, 2021, 7 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 34.0 ppb (32) 3.54 ppb (40) 35.3 μg/m3 (33) N/A 40.0
 
Jan. 18, 2021, 6 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 28.0 ppb (26) 3.61 ppb (41) 64.9 μg/m3 (56) N/A 56.0
 
Jan. 18, 2021, 5 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 19.0 ppb (18) 3.58 ppb (41) 77.2 μg/m3 (62) N/A 62.0
 
Jan. 18, 2021, 4 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 10.0 ppb (10) 3.65 ppb (41) 81.3 μg/m3 (65) N/A 65.0
 
Jan. 18, 2021, 3 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 5.0 ppb (5) 3.75 ppb (44) 64.4 μg/m3 (56) N/A 56.0
 
Jan. 18, 2021, 2 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 1.0 ppb (1) 3.88 ppb (45) 56.5 μg/m3 (52) N/A 52.0
 
Jan. 18, 2021, 1 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 2.0 ppb (2) 3.74 ppb (43) 47.9 μg/m3 (45) N/A 45.0
 
Jan. 18, 2021, noon N/A N/A N/A N/A N/A 11.0 ppb (16) 0.0 ppb (0) 3.67 ppb (43) 61.9 μg/m3 (55) N/A 55.0
 
Jan. 18, 2021, 11 a.m. N/A N/A N/A N/A N/A 26.0 ppb (38) 2.0 ppb (2) 3.7 ppb (43) 72.6 μg/m3 (60) N/A 60.0
 
Jan. 18, 2021, 10 a.m. N/A N/A N/A N/A N/A 23.0 ppb (33) 5.0 ppb (5) 3.72 ppb (43) 68.3 μg/m3 (58) N/A 58.0
 
Jan. 18, 2021, 9 a.m. N/A N/A N/A N/A N/A 20.0 ppb (29) 7.0 ppb (7) 3.67 ppb (43) 65.2 μg/m3 (57) N/A 57.0
 
Jan. 18, 2021, 8 a.m. N/A N/A N/A N/A N/A 16.0 ppb (23) 10.0 ppb (10) 3.63 ppb (41) 59.9 μg/m3 (54) N/A 54.0
 
Jan. 18, 2021, 7 a.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 5.0 ppb (5) 3.68 ppb (43) 65.8 μg/m3 (57) N/A 57.0
 
Jan. 18, 2021, 6 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 0.0 ppb (0) 3.91 ppb (45) 91.5 μg/m3 (70) N/A 70.0
 
Jan. 18, 2021, 5 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 0.0 ppb (0) 4.48 ppb (51) 91.4 μg/m3 (70) N/A 70.0
 
Jan. 18, 2021, 4 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 1.0 ppb (1) 4.57 ppb (52) 110.8 μg/m3 (79) N/A 79.0
 
Jan. 18, 2021, 3 a.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 1.0 ppb (1) 5.97 ppb (66) 139.0 μg/m3 (93) N/A 93.0
 
Jan. 18, 2021, 2 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 5.0 ppb (5) 5.92 ppb (65) 81.1 μg/m3 (64) N/A 65.0
 
Jan. 18, 2021, 1 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 20.0 ppb (19) 4.33 ppb (49) 56.7 μg/m3 (52) N/A 52.0
 
Jan. 18, 2021, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) 38.0 ppb (36) 3.64 ppb (41) 23.1 μg/m3 (22) N/A 41.0
 
Jan. 17, 2021, 11 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 38.0 ppb (36) 3.64 ppb (41) 18.2 μg/m3 (17) N/A 41.0
 
Jan. 17, 2021, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 36.0 ppb (34) 3.66 ppb (43) 17.0 μg/m3 (16) N/A 43.0
 
Jan. 17, 2021, 9 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 34.0 ppb (32) 3.6 ppb (41) 16.9 μg/m3 (16) N/A 41.0
 
Jan. 17, 2021, 8 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 32.0 ppb (30) 3.68 ppb (43) 22.3 μg/m3 (21) N/A 43.0
 
Jan. 17, 2021, 7 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 34.0 ppb (32) 3.63 ppb (41) 25.4 μg/m3 (24) N/A 41.0
 
Jan. 17, 2021, 6 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 31.0 ppb (29) 3.66 ppb (43) 32.0 μg/m3 (30) N/A 43.0
 
Jan. 17, 2021, 5 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 27.0 ppb (25) 3.71 ppb (43) 36.1 μg/m3 (34) N/A 43.0
 
Jan. 17, 2021, 4 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 20.0 ppb (19) 3.77 ppb (44) 39.0 μg/m3 (37) N/A 44.0
 
Jan. 17, 2021, 3 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 7.0 ppb (7) 3.95 ppb (46) 54.2 μg/m3 (51) N/A 51.0
 
Jan. 17, 2021, 2 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 3.0 ppb (3) 4.55 ppb (51) 38.2 μg/m3 (36) N/A 51.0
 
Jan. 17, 2021, 1 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 12.0 ppb (12) 3.7 ppb (43) 34.1 μg/m3 (32) N/A 43.0
 
Jan. 17, 2021, noon N/A N/A N/A N/A N/A 4.0 ppb (6) 11.0 ppb (11) 3.63 ppb (41) 31.7 μg/m3 (30) N/A 41.0
 
Jan. 17, 2021, 11 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 11.0 ppb (11) 3.62 ppb (41) 30.8 μg/m3 (29) N/A 41.0
 
Jan. 17, 2021, 10 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 15.0 ppb (14) 3.6 ppb (41) 27.2 μg/m3 (26) N/A 41.0
 
Jan. 17, 2021, 9 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 15.0 ppb (14) 3.63 ppb (41) 35.6 μg/m3 (33) N/A 41.0
 
Jan. 17, 2021, 8 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 11.0 ppb (11) 3.85 ppb (45) 41.4 μg/m3 (39) N/A 45.0
 
Jan. 17, 2021, 7 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 15.0 ppb (14) 3.84 ppb (44) 60.4 μg/m3 (54) N/A 54.0
 
Jan. 17, 2021, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 15.0 ppb (14) 3.81 ppb (44) 59.6 μg/m3 (54) N/A 54.0
 
Jan. 17, 2021, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 20.0 ppb (19) 3.83 ppb (44) 57.9 μg/m3 (53) N/A 53.0
 
Jan. 17, 2021, 4 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 14.0 ppb (13) 4.05 ppb (46) 87.4 μg/m3 (68) N/A 68.0
 
Jan. 17, 2021, 3 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 15.0 ppb (14) 3.96 ppb (46) 108.8 μg/m3 (78) N/A 78.0
 
Jan. 17, 2021, 2 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 15.0 ppb (14) 4.39 ppb (50) N/A N/A 50.0
 
Jan. 17, 2021, 1 a.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 24.0 ppb (23) 4.36 ppb (50) 51.8 μg/m3 (48) N/A 50.0
 
Jan. 17, 2021, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) 40.0 ppb (38) 4.12 ppb (47) 45.2 μg/m3 (42) N/A 47.0
 
Jan. 16, 2021, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 53.0 ppb (50) 3.73 ppb (43) 38.5 μg/m3 (36) N/A 50.0
 
Jan. 16, 2021, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 57.0 ppb (58) 3.57 ppb (41) 32.1 μg/m3 (30) N/A 58.0
 
Jan. 16, 2021, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 58.0 ppb (61) 3.64 ppb (41) 40.1 μg/m3 (38) N/A 61.0
 
Jan. 16, 2021, 8 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 57.0 ppb (58) 3.61 ppb (41) 55.0 μg/m3 (51) N/A 58.0
 
Jan. 16, 2021, 7 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 48.0 ppb (45) 3.59 ppb (41) 53.2 μg/m3 (50) N/A 50.0
 
Jan. 16, 2021, 6 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 35.0 ppb (33) 3.56 ppb (41) 45.1 μg/m3 (42) N/A 42.0
 
Jan. 16, 2021, 5 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 24.0 ppb (23) 3.6 ppb (41) 60.5 μg/m3 (54) N/A 54.0
 
Jan. 16, 2021, 4 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 10.0 ppb (10) 3.87 ppb (45) 107.1 μg/m3 (77) N/A 77.0
 
Jan. 16, 2021, 3 p.m. N/A N/A N/A N/A N/A 5.0 ppb (8) 4.0 ppb (4) 3.83 ppb (44) 88.1 μg/m3 (68) N/A 68.0
 
Jan. 16, 2021, 2 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 0.0 ppb (0) 3.93 ppb (45) 58.4 μg/m3 (53) N/A 53.0
 
Jan. 16, 2021, 1 p.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 2.0 ppb (2) 3.65 ppb (41) 47.5 μg/m3 (44) N/A 44.0
 
Jan. 16, 2021, noon N/A N/A N/A N/A N/A 3.0 ppb (5) 1.0 ppb (1) 3.64 ppb (41) 48.0 μg/m3 (45) N/A 45.0
 
Jan. 16, 2021, 11 a.m. N/A N/A N/A N/A N/A 10.0 ppb (15) 1.0 ppb (1) 3.67 ppb (43) 64.4 μg/m3 (56) N/A 56.0
 
Jan. 16, 2021, 10 a.m. N/A N/A N/A N/A N/A 15.0 ppb (22) 3.0 ppb (3) 3.69 ppb (43) 65.2 μg/m3 (57) N/A 57.0
 
Jan. 16, 2021, 9 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 0.0 ppb (0) 3.89 ppb (45) 85.1 μg/m3 (66) N/A 66.0
 
Jan. 16, 2021, 8 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 0.0 ppb (0) 3.95 ppb (46) 120.1 μg/m3 (84) N/A 84.0
 
Jan. 16, 2021, 7 a.m. N/A N/A N/A N/A N/A 19.0 ppb (28) 3.0 ppb (3) 4.04 ppb (46) 127.1 μg/m3 (87) N/A 87.0
 
Jan. 16, 2021, 6 a.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 0.0 ppb (0) 4.74 ppb (53) 181.5 μg/m3 (115) N/A 115.0
 
Jan. 16, 2021, 5 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 1.0 ppb (1) 5.02 ppb (56) 221.3 μg/m3 (134) N/A 134.0
 
Jan. 16, 2021, 4 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 6.0 ppb (6) 6.08 ppb (67) 234.1 μg/m3 (141) N/A 141.0
 
Jan. 16, 2021, 3 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 3.0 ppb (3) 7.25 ppb (78) N/A N/A 78.0
 
Jan. 16, 2021, 2 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 0.0 ppb (0) 6.24 ppb (68) 107.9 μg/m3 (78) N/A 78.0
 
Jan. 16, 2021, 1 a.m. N/A N/A N/A N/A N/A 3.0 ppb (5) 18.0 ppb (17) 4.81 ppb (54) 53.4 μg/m3 (50) N/A 54.0
 
Jan. 16, 2021, midnight N/A N/A N/A N/A N/A 3.0 ppb (5) 51.0 ppb (48) 3.81 ppb (44) 46.1 μg/m3 (43) N/A 48.0
 
Jan. 15, 2021, 11 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 55.0 ppb (51) 3.63 ppb (41) 36.8 μg/m3 (35) N/A 51.0
 
Jan. 15, 2021, 10 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 54.0 ppb (50) 3.63 ppb (41) 48.3 μg/m3 (45) N/A 50.0
 
Jan. 15, 2021, 9 p.m. N/A N/A N/A N/A N/A 8.0 ppb (12) 53.0 ppb (50) 3.54 ppb (40) 34.9 μg/m3 (33) N/A 50.0
 
Jan. 15, 2021, 8 p.m. N/A N/A N/A N/A N/A 15.0 ppb (22) 52.0 ppb (49) 3.55 ppb (40) 40.8 μg/m3 (38) N/A 49.0
 
Jan. 15, 2021, 7 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 45.0 ppb (42) 3.54 ppb (40) 54.3 μg/m3 (51) N/A 51.0
 
Jan. 15, 2021, 6 p.m. N/A N/A N/A N/A N/A 10.0 ppb (15) 28.0 ppb (26) 3.71 ppb (43) 88.6 μg/m3 (68) N/A 68.0
 
Jan. 15, 2021, 5 p.m. N/A N/A N/A N/A N/A 32.0 ppb (46) 10.0 ppb (10) 3.94 ppb (45) 120.5 μg/m3 (84) N/A 84.0
 
Jan. 15, 2021, 4 p.m. N/A N/A N/A N/A N/A 19.0 ppb (28) 2.0 ppb (2) 4.25 ppb (48) 121.1 μg/m3 (84) N/A 84.0
 
Jan. 15, 2021, 3 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 0.0 ppb (0) 5.12 ppb (57) 165.6 μg/m3 (107) N/A 107.0
 
Jan. 15, 2021, 2 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 0.0 ppb (0) 5.56 ppb (62) 111.4 μg/m3 (79) N/A 79.0
 
Jan. 15, 2021, 1 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 0.0 ppb (0) 4.29 ppb (49) 87.9 μg/m3 (68) N/A 68.0
 
Jan. 15, 2021, noon N/A N/A N/A N/A N/A 5.0 ppb (8) 0.0 ppb (0) 3.99 ppb (46) 67.1 μg/m3 (57) N/A 57.0
 
Jan. 15, 2021, 11 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) N/A 3.75 ppb (44) 57.3 μg/m3 (53) N/A 53.0
 
Jan. 15, 2021, 10 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) N/A 3.97 ppb (46) 69.0 μg/m3 (58) N/A 58.0
 
Jan. 15, 2021, 9 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) N/A 4.01 ppb (46) 70.7 μg/m3 (59) N/A 59.0
 
Jan. 15, 2021, 8 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 0.0 ppb (0) 4.0 ppb (46) 134.9 μg/m3 (91) N/A 91.0
 
Jan. 15, 2021, 7 a.m. N/A N/A N/A N/A N/A 14.0 ppb (20) 0.0 ppb (0) 4.39 ppb (50) 181.2 μg/m3 (114) N/A 114.0
 
Jan. 15, 2021, 6 a.m. N/A N/A N/A N/A N/A 12.0 ppb (18) 0.0 ppb (0) 4.56 ppb (52) 136.6 μg/m3 (92) N/A 92.0
 
Jan. 15, 2021, 5 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 0.0 ppb (0) 4.38 ppb (50) 130.0 μg/m3 (89) N/A 89.0