ID: 2344

AQSQID: 800150131

Site Name: Atizap N

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

Updated: April 10, 2021, 10:42 a.m.

Location: Cdad López Mateos (Mar Tirreno), MX

Reporting: True, Located: True

Current AQI: 38.0

Cdad López Mateos (Mar Tirreno) MX, MX: 19.577, -99.2542

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
April 10, 2021, 9 a.m. N/A N/A N/A 40.0 ppb (38) N/A 1.0 ppb (2) 6.0 ppb (6) 0.7 ppb (8) 39.0 μg/m3 (37) N/A 38.0
 
April 10, 2021, 8 a.m. N/A N/A N/A 45.0 ppb (43) N/A 1.0 ppb (2) 1.0 ppb (1) 0.9 ppb (11) 36.0 μg/m3 (34) N/A 43.0
 
April 10, 2021, 7 a.m. N/A N/A N/A 41.0 ppb (39) N/A 1.0 ppb (2) 2.0 ppb (2) 0.9 ppb (11) 47.0 μg/m3 (44) N/A 44.0
 
April 10, 2021, 6 a.m. N/A N/A N/A 44.0 ppb (42) N/A 1.0 ppb (2) 2.0 ppb (2) 1.0 ppb (12) 35.0 μg/m3 (33) N/A 42.0
 
April 10, 2021, 5 a.m. N/A N/A N/A 35.0 ppb (34) N/A 1.0 ppb (2) 12.0 ppb (12) 0.8 ppb (10) 33.0 μg/m3 (31) N/A 34.0
 
April 10, 2021, 4 a.m. N/A N/A N/A 27.0 ppb (26) N/A 1.0 ppb (2) 19.0 ppb (18) 0.7 ppb (8) 36.0 μg/m3 (34) N/A 34.0
 
April 10, 2021, 3 a.m. N/A N/A N/A 22.0 ppb (21) N/A 1.0 ppb (2) 24.0 ppb (23) 0.7 ppb (8) 53.0 μg/m3 (50) N/A 50.0
 
April 10, 2021, 2 a.m. N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (2) 28.0 ppb (26) 0.6 ppb (7) 33.0 μg/m3 (31) N/A 31.0
 
April 10, 2021, 1 a.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) 33.0 ppb (31) 0.5 ppb (6) 8.0 μg/m3 (8) N/A 31.0
 
April 10, 2021, midnight N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 35.0 ppb (33) 0.4 ppb (5) N/A N/A 33.0
 
April 9, 2021, 11 p.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 45.0 ppb (42) 0.4 ppb (5) 28.0 μg/m3 (26) N/A 42.0
 
April 9, 2021, 10 p.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 51.0 ppb (48) 0.4 ppb (5) 38.0 μg/m3 (36) N/A 48.0
 
April 9, 2021, 9 p.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) 57.0 ppb (58) 0.5 ppb (6) 31.0 μg/m3 (29) N/A 58.0
 
April 9, 2021, 8 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 55.0 ppb (51) 0.4 ppb (5) 32.0 μg/m3 (30) N/A 51.0
 
April 9, 2021, 7 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 49.0 ppb (46) 0.4 ppb (5) 11.0 μg/m3 (11) N/A 46.0
 
April 9, 2021, 6 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 48.0 ppb (45) 0.4 ppb (5) 27.0 μg/m3 (25) N/A 45.0
 
April 9, 2021, 5 p.m. N/A N/A N/A 26.0 ppb (25) N/A 1.0 ppb (2) 38.0 ppb (36) 0.6 ppb (7) 54.0 μg/m3 (50) N/A 50.0
 
April 9, 2021, 4 p.m. N/A N/A N/A 53.0 ppb (50) N/A 2.0 ppb (3) 17.0 ppb (16) 1.0 ppb (12) 63.0 μg/m3 (55) N/A 55.0
 
April 9, 2021, 3 p.m. N/A N/A N/A 53.0 ppb (50) N/A 2.0 ppb (3) 9.0 ppb (9) 1.2 ppb (14) 59.0 μg/m3 (53) N/A 53.0
 
April 9, 2021, 2 p.m. N/A N/A N/A 46.0 ppb (44) N/A 2.0 ppb (3) 1.0 ppb (1) 1.6 ppb (19) 44.0 μg/m3 (41) N/A 44.0
 
April 9, 2021, 1 p.m. N/A N/A N/A 40.0 ppb (38) N/A 2.0 ppb (3) 0.0 ppb (0) 1.3 ppb (15) 34.0 μg/m3 (32) N/A 38.0
 
April 9, 2021, noon N/A N/A N/A 38.0 ppb (36) N/A 1.0 ppb (2) 0.0 ppb (0) 1.0 ppb (12) 27.0 μg/m3 (25) N/A 36.0
 
April 9, 2021, 11 a.m. N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (2) 13.0 ppb (13) 0.5 ppb (6) 18.0 μg/m3 (17) N/A 18.0
 
April 9, 2021, 10 a.m. N/A N/A N/A 11.0 ppb (11) N/A 1.0 ppb (2) 20.0 ppb (19) 0.4 ppb (5) 21.0 μg/m3 (20) N/A 20.0
 
April 9, 2021, 9 a.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 25.0 ppb (24) 0.4 ppb (5) 21.0 μg/m3 (20) N/A 24.0
 
April 9, 2021, 8 a.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) 26.0 ppb (25) 0.4 ppb (5) 21.0 μg/m3 (20) N/A 25.0
 
April 9, 2021, 7 a.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) 28.0 ppb (26) 0.4 ppb (5) 34.0 μg/m3 (32) N/A 32.0
 
April 9, 2021, 6 a.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 34.0 ppb (32) 0.4 ppb (5) 20.0 μg/m3 (19) N/A 32.0
 
April 9, 2021, 5 a.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 33.0 ppb (31) 0.4 ppb (5) 97.0 μg/m3 (72) N/A 72.0
 
April 9, 2021, 4 a.m. N/A N/A N/A 14.0 ppb (14) N/A 1.0 ppb (2) 29.0 ppb (27) 0.5 ppb (6) 37.0 μg/m3 (35) N/A 35.0
 
April 9, 2021, 3 a.m. N/A N/A N/A 7.0 ppb (7) N/A 2.0 ppb (3) 34.0 ppb (32) 0.4 ppb (5) 30.0 μg/m3 (28) N/A 32.0
 
April 9, 2021, 2 a.m. N/A N/A N/A 7.0 ppb (7) N/A 2.0 ppb (3) 41.0 ppb (38) 0.4 ppb (5) 38.0 μg/m3 (36) N/A 38.0
 
April 9, 2021, 1 a.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) 38.0 ppb (36) 0.4 ppb (5) 52.0 μg/m3 (49) N/A 49.0
 
April 9, 2021, midnight N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) 40.0 ppb (38) 0.4 ppb (5) 40.0 μg/m3 (38) N/A 38.0
 
April 8, 2021, 11 p.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 49.0 ppb (46) 0.4 ppb (5) 29.0 μg/m3 (27) N/A 46.0
 
April 8, 2021, 10 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 58.0 ppb (61) 0.3 ppb (4) 18.0 μg/m3 (17) N/A 61.0
 
April 8, 2021, 9 p.m. N/A N/A N/A 6.0 ppb (6) N/A 1.0 ppb (2) 57.0 ppb (58) 0.3 ppb (4) 7.0 μg/m3 (7) N/A 58.0
 
April 8, 2021, 8 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 54.0 ppb (50) 0.3 ppb (4) 7.0 μg/m3 (7) N/A 50.0
 
April 8, 2021, 7 p.m. N/A N/A N/A 5.0 ppb (5) N/A 1.0 ppb (2) 53.0 ppb (50) 0.3 ppb (4) N/A N/A 50.0
 
April 8, 2021, 6 p.m. N/A N/A N/A N/A N/A 1.0 ppb (2) 50.0 ppb (47) 0.5 ppb (6) 86.0 μg/m3 (67) N/A 67.0
 
April 8, 2021, 5 p.m. N/A N/A N/A 56.0 ppb (54) N/A 4.0 ppb (6) 32.0 ppb (30) 1.0 ppb (12) 91.0 μg/m3 (69) N/A 69.0
 
April 8, 2021, 4 p.m. N/A N/A N/A 74.0 ppb (73) N/A 6.0 ppb (9) 13.0 ppb (13) 1.2 ppb (14) 78.0 μg/m3 (63) N/A 73.0
 
April 8, 2021, 3 p.m. N/A N/A N/A 55.0 ppb (53) N/A 3.0 ppb (5) 10.0 ppb (10) 1.5 ppb (18) 87.0 μg/m3 (67) N/A 67.0
 
April 8, 2021, 2 p.m. N/A N/A N/A 44.0 ppb (42) N/A 3.0 ppb (5) 0.0 ppb (0) 2.0 ppb (23) 57.0 μg/m3 (52) N/A 52.0
 
April 8, 2021, 1 p.m. N/A N/A N/A 38.0 ppb (36) N/A 2.0 ppb (3) 0.0 ppb (0) 1.2 ppb (14) 49.0 μg/m3 (46) N/A 46.0
 
April 8, 2021, noon N/A N/A N/A 35.0 ppb (34) N/A 2.0 ppb (3) 0.0 ppb (0) 1.1 ppb (13) 44.0 μg/m3 (41) N/A 41.0
 
April 8, 2021, 11 a.m. N/A N/A N/A 31.0 ppb (30) N/A 1.0 ppb (2) 1.0 ppb (1) 0.8 ppb (10) 32.0 μg/m3 (30) N/A 30.0
 
April 8, 2021, 10 a.m. N/A N/A N/A 20.0 ppb (19) N/A 1.0 ppb (2) 13.0 ppb (13) 0.5 ppb (6) 32.0 μg/m3 (30) N/A 30.0
 
April 8, 2021, 9 a.m. N/A N/A N/A 36.0 ppb (34) N/A 94.0 ppb (110) 5.0 ppb (5) 9.5 ppb (101) 28.0 μg/m3 (26) N/A 110.0
 
April 8, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (38) N/A 35.0 μg/m3 (33) N/A 38.0
 
April 8, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.1 ppb (2) 43.0 μg/m3 (40) N/A 40.0
 
April 8, 2021, 6 a.m. N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) 21.0 ppb (20) 0.4 ppb (5) 38.0 μg/m3 (36) N/A 36.0
 
April 8, 2021, 5 a.m. N/A N/A N/A 22.0 ppb (21) N/A 1.0 ppb (2) 16.0 ppb (15) 0.5 ppb (6) 30.0 μg/m3 (28) N/A 28.0
 
April 8, 2021, 4 a.m. N/A N/A N/A 23.0 ppb (22) N/A 1.0 ppb (2) 20.0 ppb (19) 0.5 ppb (6) 47.0 μg/m3 (44) N/A 44.0
 
April 8, 2021, 3 a.m. N/A N/A N/A 34.0 ppb (33) N/A 1.0 ppb (2) 16.0 ppb (15) 0.8 ppb (10) 47.0 μg/m3 (44) N/A 44.0
 
April 8, 2021, 2 a.m. N/A N/A N/A 31.0 ppb (30) N/A 1.0 ppb (2) 23.0 ppb (22) 0.7 ppb (8) 33.0 μg/m3 (31) N/A 31.0
 
April 8, 2021, 1 a.m. N/A N/A N/A 13.0 ppb (13) N/A 1.0 ppb (2) 37.0 ppb (35) 0.4 ppb (5) 5.0 μg/m3 (5) N/A 35.0
 
April 8, 2021, midnight N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) 41.0 ppb (38) 0.4 ppb (5) 7.0 μg/m3 (7) N/A 38.0
 
April 7, 2021, 11 p.m. N/A N/A N/A 9.0 ppb (9) N/A 4.0 ppb (6) 46.0 ppb (43) 0.3 ppb (4) 17.0 μg/m3 (16) N/A 43.0
 
April 7, 2021, 10 p.m. N/A N/A N/A 8.0 ppb (8) N/A 9.0 ppb (13) 48.0 ppb (45) 0.3 ppb (4) 2.0 μg/m3 (2) N/A 45.0
 
April 7, 2021, 9 p.m. N/A N/A N/A 7.0 ppb (7) N/A 2.0 ppb (3) 46.0 ppb (43) 0.3 ppb (4) N/A N/A 43.0
 
April 7, 2021, 8 p.m. N/A N/A N/A 8.0 ppb (8) N/A 1.0 ppb (2) 48.0 ppb (45) 0.3 ppb (4) 18.0 μg/m3 (17) N/A 45.0
 
April 7, 2021, 7 p.m. N/A N/A N/A 18.0 ppb (17) N/A 1.0 ppb (2) 48.0 ppb (45) 0.5 ppb (6) 40.0 μg/m3 (38) N/A 45.0
 
April 7, 2021, 6 p.m. N/A N/A N/A 26.0 ppb (25) N/A 1.0 ppb (2) 39.0 ppb (37) 0.6 ppb (7) 69.0 μg/m3 (58) N/A 58.0
 
April 7, 2021, 5 p.m. N/A N/A N/A 63.0 ppb (61) N/A 3.0 ppb (5) 16.0 ppb (15) 1.0 ppb (12) 35.0 μg/m3 (33) N/A 61.0
 
April 7, 2021, 4 p.m. N/A N/A N/A 47.0 ppb (45) N/A 2.0 ppb (3) 16.0 ppb (15) 1.0 ppb (12) 46.0 μg/m3 (43) N/A 45.0
 
April 7, 2021, 3 p.m. N/A N/A N/A 44.0 ppb (42) N/A 2.0 ppb (3) 6.0 ppb (6) 1.3 ppb (15) 63.0 μg/m3 (55) N/A 55.0
 
April 7, 2021, 2 p.m. N/A N/A N/A 28.0 ppb (27) N/A 3.0 ppb (5) 0.0 ppb (0) 2.3 ppb (27) 32.0 μg/m3 (30) N/A 30.0
 
April 7, 2021, 1 p.m. N/A N/A N/A 22.0 ppb (21) N/A 2.0 ppb (3) 0.0 ppb (0) 1.5 ppb (18) 23.0 μg/m3 (22) N/A 22.0
 
April 7, 2021, noon N/A N/A N/A 21.0 ppb (20) N/A 1.0 ppb (2) 0.0 ppb (0) 1.0 ppb (12) 14.0 μg/m3 (13) N/A 20.0
 
April 7, 2021, 11 a.m. N/A N/A N/A 19.0 ppb (18) N/A 1.0 ppb (2) 0.0 ppb (0) 0.6 ppb (7) 8.0 μg/m3 (8) N/A 18.0
 
April 7, 2021, 10 a.m. N/A N/A N/A 16.0 ppb (16) N/A 0.0 ppb (0) 4.0 ppb (4) 0.4 ppb (5) 9.0 μg/m3 (9) N/A 16.0
 
April 7, 2021, 9 a.m. N/A N/A N/A 13.0 ppb (13) N/A 1.0 ppb (2) 10.0 ppb (10) 0.4 ppb (5) 1.0 μg/m3 (1) N/A 13.0
 
April 7, 2021, 8 a.m. N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) 16.0 ppb (15) 0.4 ppb (5) N/A N/A 15.0
 
April 7, 2021, 7 a.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) 19.0 ppb (18) 0.4 ppb (5) 8.0 μg/m3 (8) N/A 18.0
 
April 7, 2021, 6 a.m. N/A N/A N/A 11.0 ppb (11) N/A 1.0 ppb (2) 20.0 ppb (19) 0.4 ppb (5) 1.0 μg/m3 (1) N/A 19.0
 
April 7, 2021, 5 a.m. N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) 20.0 ppb (19) 0.4 ppb (5) 23.0 μg/m3 (22) N/A 22.0
 
April 7, 2021, 4 a.m. N/A N/A N/A 12.0 ppb (12) N/A 1.0 ppb (2) 17.0 ppb (16) 0.4 ppb (5) 12.0 μg/m3 (12) N/A 16.0
 
April 7, 2021, 3 a.m. N/A N/A N/A 17.0 ppb (17) N/A 2.0 ppb (3) 17.0 ppb (16) 0.5 ppb (6) 42.0 μg/m3 (39) N/A 39.0
 
April 7, 2021, 2 a.m. N/A N/A N/A 22.0 ppb (21) N/A 2.0 ppb (3) 11.0 ppb (11) 0.6 ppb (7) 5.0 μg/m3 (5) N/A 21.0
 
April 7, 2021, 1 a.m. N/A N/A N/A 19.0 ppb (18) N/A 2.0 ppb (3) 18.0 ppb (17) 0.5 ppb (6) 49.0 μg/m3 (46) N/A 46.0
 
April 7, 2021, midnight N/A N/A N/A 25.0 ppb (24) N/A 3.0 ppb (5) 20.0 ppb (19) 0.6 ppb (7) 26.0 μg/m3 (25) N/A 25.0
 
April 6, 2021, 11 p.m. N/A N/A N/A 28.0 ppb (27) N/A 5.0 ppb (8) 21.0 ppb (20) 0.7 ppb (8) N/A N/A 27.0
 
April 6, 2021, 10 p.m. N/A N/A N/A 13.0 ppb (13) N/A 3.0 ppb (5) 31.0 ppb (29) 0.5 ppb (6) 29.0 μg/m3 (27) N/A 29.0
 
April 6, 2021, 9 p.m. N/A N/A N/A 8.0 ppb (8) N/A 2.0 ppb (3) 39.0 ppb (37) 0.4 ppb (5) 17.0 μg/m3 (16) N/A 37.0
 
April 6, 2021, 8 p.m. N/A N/A N/A 8.0 ppb (8) N/A 3.0 ppb (5) 40.0 ppb (38) 0.4 ppb (5) 35.0 μg/m3 (33) N/A 38.0
 
April 6, 2021, 7 p.m. N/A N/A N/A 18.0 ppb (17) N/A 4.0 ppb (6) 39.0 ppb (37) 0.5 ppb (6) 36.0 μg/m3 (34) N/A 37.0
 
April 6, 2021, 6 p.m. N/A N/A N/A 24.0 ppb (23) N/A 6.0 ppb (9) 34.0 ppb (32) 0.5 ppb (6) 47.0 μg/m3 (44) N/A 44.0
 
April 6, 2021, 5 p.m. N/A N/A N/A 33.0 ppb (32) N/A 11.0 ppb (16) 27.0 ppb (25) 0.6 ppb (7) 64.0 μg/m3 (56) N/A 56.0
 
April 6, 2021, 4 p.m. N/A N/A N/A 42.0 ppb (40) N/A 19.0 ppb (28) 17.0 ppb (16) 0.9 ppb (11) 58.0 μg/m3 (53) N/A 53.0
 
April 6, 2021, 3 p.m. N/A N/A N/A 45.0 ppb (43) N/A 7.0 ppb (10) 7.0 ppb (7) 1.1 ppb (13) 63.0 μg/m3 (55) N/A 55.0
 
April 6, 2021, 2 p.m. N/A N/A N/A 39.0 ppb (37) N/A 6.0 ppb (9) 2.0 ppb (2) 1.2 ppb (14) 48.0 μg/m3 (45) N/A 45.0
 
April 6, 2021, 1 p.m. N/A N/A N/A 38.0 ppb (36) N/A 7.0 ppb (10) 0.0 ppb (0) 1.1 ppb (13) 41.0 μg/m3 (38) N/A 38.0
 
April 6, 2021, noon N/A N/A N/A 22.0 ppb (21) N/A 5.0 ppb (8) 9.0 ppb (9) 0.6 ppb (7) 43.0 μg/m3 (40) N/A 40.0
 
April 6, 2021, 11 a.m. N/A N/A N/A 15.0 ppb (15) N/A 8.0 ppb (12) 14.0 ppb (13) 0.5 ppb (6) 28.0 μg/m3 (26) N/A 26.0
 
April 6, 2021, 10 a.m. N/A N/A N/A 6.0 ppb (6) N/A 7.0 ppb (10) 18.0 ppb (17) 0.3 ppb (4) 26.0 μg/m3 (25) N/A 25.0
 
April 6, 2021, 9 a.m. N/A N/A N/A 4.0 ppb (4) N/A 5.0 ppb (8) 21.0 ppb (20) 0.3 ppb (4) 26.0 μg/m3 (25) N/A 25.0
 
April 6, 2021, 8 a.m. N/A N/A N/A 6.0 ppb (6) N/A 5.0 ppb (8) 21.0 ppb (20) 0.4 ppb (5) 29.0 μg/m3 (27) N/A 27.0
 
April 6, 2021, 7 a.m. N/A N/A N/A 9.0 ppb (9) N/A 9.0 ppb (13) 19.0 ppb (18) 0.4 ppb (5) 31.0 μg/m3 (29) N/A 29.0
 
April 6, 2021, 6 a.m. N/A N/A N/A 10.0 ppb (10) N/A 8.0 ppb (12) 20.0 ppb (19) 0.4 ppb (5) 34.0 μg/m3 (32) N/A 32.0
 
April 6, 2021, 5 a.m. N/A N/A N/A 9.0 ppb (9) N/A 4.0 ppb (6) 22.0 ppb (21) 0.4 ppb (5) 42.0 μg/m3 (39) N/A 39.0
 
April 6, 2021, 4 a.m. N/A N/A N/A 32.0 ppb (31) N/A 5.0 ppb (8) 12.0 ppb (12) 0.8 ppb (10) 53.0 μg/m3 (50) N/A 50.0
 
April 6, 2021, 3 a.m. N/A N/A N/A 40.0 ppb (38) N/A 6.0 ppb (9) 7.0 ppb (7) 0.9 ppb (11) 36.0 μg/m3 (34) N/A 38.0
 
April 6, 2021, 2 a.m. N/A N/A N/A 21.0 ppb (20) N/A 6.0 ppb (9) 19.0 ppb (18) 0.6 ppb (7) 36.0 μg/m3 (34) N/A 34.0
 
April 6, 2021, 1 a.m. N/A N/A N/A 14.0 ppb (14) N/A 9.0 ppb (13) 28.0 ppb (26) 0.4 ppb (5) 44.0 μg/m3 (41) N/A 41.0
 
April 6, 2021, midnight N/A N/A N/A 12.0 ppb (12) N/A 9.0 ppb (13) 31.0 ppb (29) 0.4 ppb (5) 50.0 μg/m3 (47) N/A 47.0
 
April 5, 2021, 11 p.m. N/A N/A N/A 7.0 ppb (7) N/A 8.0 ppb (12) 34.0 ppb (32) 0.3 ppb (4) 84.0 μg/m3 (66) N/A 66.0
 
April 5, 2021, 10 p.m. N/A N/A N/A 8.0 ppb (8) N/A 5.0 ppb (8) 38.0 ppb (36) 0.3 ppb (4) 12.0 μg/m3 (12) N/A 36.0
 
April 5, 2021, 9 p.m. N/A N/A N/A 8.0 ppb (8) N/A 2.0 ppb (3) 44.0 ppb (41) 0.3 ppb (4) 18.0 μg/m3 (17) N/A 41.0
 
April 5, 2021, 8 p.m. N/A N/A N/A 7.0 ppb (7) N/A 3.0 ppb (5) 46.0 ppb (43) 0.3 ppb (4) 19.0 μg/m3 (18) N/A 43.0
 
April 5, 2021, 7 p.m. N/A N/A N/A 15.0 ppb (15) N/A 6.0 ppb (9) 46.0 ppb (43) 0.4 ppb (5) 39.0 μg/m3 (37) N/A 43.0
 
April 5, 2021, 6 p.m. N/A N/A N/A 40.0 ppb (38) N/A 13.0 ppb (19) 30.0 ppb (28) 0.7 ppb (8) 60.0 μg/m3 (54) N/A 54.0
 
April 5, 2021, 5 p.m. N/A N/A N/A 50.0 ppb (48) N/A 19.0 ppb (28) 16.0 ppb (15) 0.8 ppb (10) 58.0 μg/m3 (53) N/A 53.0
 
April 5, 2021, 4 p.m. N/A N/A N/A 37.0 ppb (35) N/A 25.0 ppb (36) 12.0 ppb (12) 0.8 ppb (10) 66.0 μg/m3 (57) N/A 57.0
 
April 5, 2021, 3 p.m. N/A N/A N/A 31.0 ppb (30) N/A 27.0 ppb (39) 6.0 ppb (6) 0.9 ppb (11) 61.0 μg/m3 (54) N/A 54.0
 
April 5, 2021, 2 p.m. N/A N/A N/A 28.0 ppb (27) N/A 26.0 ppb (38) 1.0 ppb (1) 1.1 ppb (13) 72.0 μg/m3 (60) N/A 60.0
 
April 5, 2021, 1 p.m. N/A N/A N/A 27.0 ppb (26) N/A 24.0 ppb (35) 0.0 ppb (0) 0.9 ppb (11) 45.0 μg/m3 (42) N/A 42.0
 
April 5, 2021, noon N/A N/A N/A 20.0 ppb (19) N/A 26.0 ppb (38) 3.0 ppb (3) 0.5 ppb (6) 40.0 μg/m3 (38) N/A 38.0
 
April 5, 2021, 11 a.m. N/A N/A N/A 18.0 ppb (17) N/A 32.0 ppb (46) 5.0 ppb (5) 0.5 ppb (6) 26.0 μg/m3 (25) N/A 46.0
 
April 5, 2021, 10 a.m. N/A N/A N/A 23.0 ppb (22) N/A 41.0 ppb (58) 3.0 ppb (3) 0.4 ppb (5) 46.0 μg/m3 (43) N/A 58.0
 
April 5, 2021, 9 a.m. N/A N/A N/A 17.0 ppb (17) N/A 37.0 ppb (53) 7.0 ppb (7) 0.4 ppb (5) 38.0 μg/m3 (36) N/A 53.0
 
April 5, 2021, 8 a.m. N/A N/A N/A 17.0 ppb (17) N/A 53.0 ppb (73) 8.0 ppb (8) 0.4 ppb (5) 27.0 μg/m3 (25) N/A 73.0
 
April 5, 2021, 7 a.m. N/A N/A N/A 17.0 ppb (17) N/A 54.0 ppb (74) 10.0 ppb (10) 0.3 ppb (4) 35.0 μg/m3 (33) N/A 74.0
 
April 5, 2021, 6 a.m. N/A N/A N/A 15.0 ppb (15) N/A 20.0 ppb (29) 11.0 ppb (11) 0.4 ppb (5) 35.0 μg/m3 (33) N/A 33.0
 
April 5, 2021, 5 a.m. N/A N/A N/A 10.0 ppb (10) N/A 2.0 ppb (3) 17.0 ppb (16) 0.4 ppb (5) 35.0 μg/m3 (33) N/A 33.0
 
April 5, 2021, 4 a.m. N/A N/A N/A 9.0 ppb (9) N/A 3.0 ppb (5) 18.0 ppb (17) 0.4 ppb (5) 41.0 μg/m3 (38) N/A 38.0
 
April 5, 2021, 3 a.m. N/A N/A N/A 11.0 ppb (11) N/A 2.0 ppb (3) 19.0 ppb (18) 0.4 ppb (5) 52.0 μg/m3 (49) N/A 49.0
 
April 5, 2021, 2 a.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) 23.0 ppb (22) 0.4 ppb (5) 66.0 μg/m3 (57) N/A 57.0
 
April 5, 2021, 1 a.m. N/A N/A N/A 7.0 ppb (7) N/A 1.0 ppb (2) 32.0 ppb (30) 0.3 ppb (4) 33.0 μg/m3 (31) N/A 31.0
 
April 5, 2021, midnight N/A N/A N/A 5.0 ppb (5) N/A 0.0 ppb (0) 43.0 ppb (40) 0.3 ppb (4) 35.0 μg/m3 (33) N/A 40.0
 
April 4, 2021, 11 p.m. N/A N/A N/A 4.0 ppb (4) N/A 1.0 ppb (2) 49.0 ppb (46) 0.3 ppb (4) 21.0 μg/m3 (20) N/A 46.0
 
April 4, 2021, 10 p.m. N/A N/A N/A 5.0 ppb (5) N/A 5.0 ppb (8) 53.0 ppb (50) 0.3 ppb (4) 1.0 μg/m3 (1) N/A 50.0
 
April 4, 2021, 9 p.m. N/A N/A N/A 6.0 ppb (6) N/A 15.0 ppb (22) 57.0 ppb (58) 0.3 ppb (4) N/A N/A 58.0
 
April 4, 2021, 8 p.m. N/A N/A N/A 7.0 ppb (7) N/A 6.0 ppb (9) 57.0 ppb (58) 0.3 ppb (4) N/A N/A 58.0
 
April 4, 2021, 7 p.m. N/A N/A N/A 10.0 ppb (10) N/A 9.0 ppb (13) 52.0 ppb (49) 0.4 ppb (5) 23.0 μg/m3 (22) N/A 49.0
 
April 4, 2021, 6 p.m. N/A N/A N/A 16.0 ppb (16) N/A 15.0 ppb (22) 43.0 ppb (40) 0.5 ppb (6) 45.0 μg/m3 (42) N/A 42.0
 
April 4, 2021, 5 p.m. N/A N/A N/A 23.0 ppb (22) N/A 24.0 ppb (35) 29.0 ppb (27) 0.7 ppb (8) 47.0 μg/m3 (44) N/A 44.0
 
April 4, 2021, 4 p.m. N/A N/A N/A 23.0 ppb (22) N/A 27.0 ppb (39) 17.0 ppb (16) 0.6 ppb (7) 73.0 μg/m3 (60) N/A 60.0
 
April 4, 2021, 3 p.m. N/A N/A N/A 23.0 ppb (22) N/A 23.0 ppb (33) 9.0 ppb (9) 0.7 ppb (8) 49.0 μg/m3 (46) N/A 46.0
 
April 4, 2021, 2 p.m. N/A N/A N/A 21.0 ppb (20) N/A 20.0 ppb (29) 3.0 ppb (3) 0.9 ppb (11) 46.0 μg/m3 (43) N/A 43.0
 
April 4, 2021, 1 p.m. N/A N/A N/A 22.0 ppb (21) N/A 20.0 ppb (29) 0.0 ppb (0) 0.9 ppb (11) 35.0 μg/m3 (33) N/A 33.0
 
April 4, 2021, noon N/A N/A N/A 18.0 ppb (17) N/A 25.0 ppb (36) 2.0 ppb (2) 0.6 ppb (7) 28.0 μg/m3 (26) N/A 36.0
 
April 4, 2021, 11 a.m. N/A N/A N/A 15.0 ppb (15) N/A 29.0 ppb (42) 5.0 ppb (5) 0.5 ppb (6) 27.0 μg/m3 (25) N/A 42.0
 
April 4, 2021, 10 a.m. N/A N/A N/A 17.0 ppb (17) N/A 47.0 ppb (65) 5.0 ppb (5) 0.5 ppb (6) 24.0 μg/m3 (23) N/A 65.0
 
April 4, 2021, 9 a.m. N/A N/A N/A 20.0 ppb (19) N/A 59.0 ppb (80) 5.0 ppb (5) 0.5 ppb (6) 29.0 μg/m3 (27) N/A 80.0
 
April 4, 2021, 8 a.m. N/A N/A N/A 23.0 ppb (22) N/A 80.0 ppb (103) 5.0 ppb (5) 0.4 ppb (5) 40.0 μg/m3 (38) N/A 103.0
 
April 4, 2021, 7 a.m. N/A N/A N/A 23.0 ppb (22) N/A 48.0 ppb (67) 5.0 ppb (5) 0.5 ppb (6) 32.0 μg/m3 (30) N/A 67.0
 
April 4, 2021, 6 a.m. N/A N/A N/A 14.0 ppb (14) N/A 8.0 ppb (12) 11.0 ppb (11) 0.4 ppb (5) 39.0 μg/m3 (37) N/A 37.0
 
April 4, 2021, 5 a.m. N/A N/A N/A 13.0 ppb (13) N/A 6.0 ppb (9) 12.0 ppb (12) 0.4 ppb (5) 67.0 μg/m3 (57) N/A 57.0
 
April 4, 2021, 4 a.m. N/A N/A N/A 13.0 ppb (13) N/A 1.0 ppb (2) 13.0 ppb (13) 0.5 ppb (6) 32.0 μg/m3 (30) N/A 30.0
 
April 4, 2021, 3 a.m. N/A N/A N/A 10.0 ppb (10) N/A 0.0 ppb (0) 20.0 ppb (19) 0.4 ppb (5) 56.0 μg/m3 (52) N/A 52.0
 
April 4, 2021, 2 a.m. N/A N/A N/A 10.0 ppb (10) N/A 1.0 ppb (2) 22.0 ppb (21) 0.4 ppb (5) 64.0 μg/m3 (56) N/A 56.0
 
April 4, 2021, 1 a.m. N/A N/A N/A 9.0 ppb (9) N/A 2.0 ppb (3) 31.0 ppb (29) 0.3 ppb (4) 29.0 μg/m3 (27) N/A 29.0
 
April 4, 2021, midnight N/A N/A N/A 5.0 ppb (5) N/A 8.0 ppb (12) 40.0 ppb (38) 0.3 ppb (4) 16.0 μg/m3 (15) N/A 38.0
 
April 3, 2021, 11 p.m. N/A N/A N/A 6.0 ppb (6) N/A 22.0 ppb (32) 45.0 ppb (42) 0.3 ppb (4) 30.0 μg/m3 (28) N/A 42.0
 
April 3, 2021, 10 p.m. N/A N/A N/A 6.0 ppb (6) N/A 27.0 ppb (39) 47.0 ppb (44) 0.3 ppb (4) 23.0 μg/m3 (22) N/A 44.0
 
April 3, 2021, 9 p.m. N/A N/A N/A 3.0 ppb (3) N/A 5.0 ppb (8) 42.0 ppb (39) 0.2 ppb (3) N/A N/A 39.0
 
April 3, 2021, 8 p.m. N/A N/A N/A 4.0 ppb (4) N/A 2.0 ppb (3) 41.0 ppb (38) 0.3 ppb (4) 17.0 μg/m3 (16) N/A 38.0
 
April 3, 2021, 7 p.m. N/A N/A N/A 6.0 ppb (6) N/A 4.0 ppb (6) 40.0 ppb (38) 0.3 ppb (4) 6.0 μg/m3 (6) N/A 38.0
 
April 3, 2021, 6 p.m. N/A N/A N/A 13.0 ppb (13) N/A 7.0 ppb (10) 33.0 ppb (31) 0.4 ppb (5) 20.0 μg/m3 (19) N/A 31.0
 
April 3, 2021, 5 p.m. N/A N/A N/A 17.0 ppb (17) N/A 11.0 ppb (16) 24.0 ppb (23) 0.5 ppb (6) 50.0 μg/m3 (47) N/A 47.0
 
April 3, 2021, 4 p.m. N/A N/A N/A 18.0 ppb (17) N/A 12.0 ppb (18) 16.0 ppb (15) 0.5 ppb (6) 36.0 μg/m3 (34) N/A 34.0
 
April 3, 2021, 3 p.m. N/A N/A N/A 12.0 ppb (12) N/A 7.0 ppb (10) 11.0 ppb (11) 0.5 ppb (6) 44.0 μg/m3 (41) N/A 41.0
 
April 3, 2021, 2 p.m. N/A N/A N/A 15.0 ppb (15) N/A 4.0 ppb (6) 1.0 ppb (1) 0.8 ppb (10) 28.0 μg/m3 (26) N/A 26.0
 
April 3, 2021, 1 p.m. N/A N/A N/A 12.0 ppb (12) N/A 3.0 ppb (5) 0.0 ppb (0) 0.6 ppb (7) 20.0 μg/m3 (19) N/A 19.0
 
April 3, 2021, noon N/A N/A N/A 11.0 ppb (11) N/A 3.0 ppb (5) 1.0 ppb (1) 0.5 ppb (6) 22.0 μg/m3 (21) N/A 21.0
 
April 3, 2021, 11 a.m. N/A N/A N/A 6.0 ppb (6) N/A 4.0 ppb (6) 6.0 ppb (6) 0.4 ppb (5) 22.0 μg/m3 (21) N/A 21.0
 
April 3, 2021, 10 a.m. N/A N/A N/A 8.0 ppb (8) N/A 5.0 ppb (8) 5.0 ppb (5) 0.4 ppb (5) 19.0 μg/m3 (18) N/A 18.0