ID: 9823

AQSQID: 124CC0090250

Site Name: Airdrie

Added: Jan. 26, 2022, 5:40 a.m.

Updated: May 24, 2022, 8:28 p.m.

Location: Airdrie (Prairie Spgs), N/A

Reporting: True, Located: True

Current AQI: 41.0

Airdrie (Prairie Spgs) N/A, CA: 51.268227, -114.037677

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
May 24, 2022, 6 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (41) 0.2 ppb (3) N/A 5.1 μg/m3 (22) 41.0
 
May 24, 2022, 5 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 43.0 ppb (40) 0.2 ppb (3) N/A 6.0 μg/m3 (25) 40.0
 
May 24, 2022, 4 p.m. N/A 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 40.0 ppb (38) 0.2 ppb (3) N/A 5.3 μg/m3 (23) 38.0
 
May 24, 2022, 3 p.m. N/A 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 37.0 ppb (35) 0.2 ppb (3) N/A 4.7 μg/m3 (20) 35.0
 
May 24, 2022, 2 p.m. N/A 2.0 ppb (2) N/A 3.0 ppb (3) N/A N/A 36.0 ppb (34) 0.2 ppb (3) N/A 5.3 μg/m3 (23) 34.0
 
May 24, 2022, 1 p.m. N/A 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 33.0 ppb (31) 0.2 ppb (3) N/A 4.7 μg/m3 (20) 31.0
 
May 24, 2022, noon N/A 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 32.0 ppb (30) 0.2 ppb (3) N/A 3.6 μg/m3 (16) 30.0
 
May 24, 2022, 10 a.m. N/A 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 30.0 ppb (28) 0.2 ppb (3) N/A 3.1 μg/m3 (13) 28.0
 
May 24, 2022, 9 a.m. N/A 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 30.0 ppb (28) 0.2 ppb (3) N/A 3.5 μg/m3 (15) 28.0
 
May 24, 2022, 8 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 33.0 ppb (31) 0.2 ppb (3) N/A 4.1 μg/m3 (18) 31.0
 
May 24, 2022, 6 a.m. N/A 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 31.0 ppb (29) 0.2 ppb (3) N/A 4.6 μg/m3 (20) 29.0
 
May 24, 2022, 5 a.m. N/A 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 32.0 ppb (30) 0.2 ppb (3) N/A 5.0 μg/m3 (21) 30.0
 
May 24, 2022, 5 a.m. N/A 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 32.0 ppb (30) 0.2 ppb (3) N/A 5.0 μg/m3 (21) 30.0
 
May 24, 2022, 4 a.m. N/A 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 32.0 ppb (30) 0.2 ppb (3) N/A 5.1 μg/m3 (22) 30.0
 
May 24, 2022, 4 a.m. N/A 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 32.0 ppb (30) 0.2 ppb (3) N/A 5.1 μg/m3 (22) 30.0
 
May 24, 2022, 3 a.m. N/A 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 38.0 ppb (36) 0.2 ppb (3) N/A 4.8 μg/m3 (20) 36.0
 
May 24, 2022, 3 a.m. N/A 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 38.0 ppb (36) 0.2 ppb (3) N/A 4.8 μg/m3 (20) 36.0
 
May 24, 2022, 2 a.m. N/A 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (41) 0.2 ppb (3) N/A 4.2 μg/m3 (18) 41.0
 
May 24, 2022, 2 a.m. N/A 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 44.0 ppb (41) 0.2 ppb (3) N/A 4.2 μg/m3 (18) 41.0
 
May 24, 2022, 1 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 47.0 ppb (44) 0.2 ppb (3) N/A 3.8 μg/m3 (16) 44.0
 
May 24, 2022, 1 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 47.0 ppb (44) 0.2 ppb (3) N/A 3.8 μg/m3 (16) 44.0
 
May 24, 2022, midnight N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (43) 0.1 ppb (2) N/A 3.3 μg/m3 (14) 43.0
 
May 24, 2022, midnight N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (43) 0.1 ppb (2) N/A 3.3 μg/m3 (14) 43.0
 
May 23, 2022, 11 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 47.0 ppb (44) 0.1 ppb (2) N/A 3.0 μg/m3 (13) 44.0
 
May 23, 2022, 11 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 47.0 ppb (44) 0.1 ppb (2) N/A 3.0 μg/m3 (13) 44.0
 
May 23, 2022, 8 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 47.0 ppb (44) 0.2 ppb (3) N/A 2.3 μg/m3 (10) 44.0
 
May 23, 2022, 7 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 47.0 ppb (44) 0.2 ppb (3) N/A 2.1 μg/m3 (9) 44.0
 
May 23, 2022, 6 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 49.0 ppb (46) 0.2 ppb (3) N/A 2.0 μg/m3 (9) 46.0
 
May 23, 2022, 3 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (41) 0.2 ppb (3) N/A 2.0 μg/m3 (9) 41.0
 
May 23, 2022, 2 p.m. N/A 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 38.0 ppb (36) 0.2 ppb (3) N/A 2.4 μg/m3 (10) 36.0
 
May 23, 2022, 11 a.m. N/A 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 33.0 ppb (31) 0.2 ppb (3) N/A 3.6 μg/m3 (16) 31.0
 
May 23, 2022, 10 a.m. N/A 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 36.0 ppb (34) 0.2 ppb (3) N/A 3.8 μg/m3 (16) 34.0
 
May 23, 2022, 10 a.m. N/A 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 36.0 ppb (34) 0.2 ppb (3) N/A 3.8 μg/m3 (16) 34.0
 
May 23, 2022, 9 a.m. N/A 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 36.0 ppb (34) 0.2 ppb (3) N/A 3.9 μg/m3 (17) 34.0
 
May 23, 2022, 3 a.m. N/A 0.0 ppb (0) N/A 7.0 ppb (7) N/A N/A 28.0 ppb (26) 0.2 ppb (3) N/A 4.7 μg/m3 (20) 26.0
 
May 23, 2022, 2 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 48.0 ppb (45) 0.1 ppb (2) N/A 3.8 μg/m3 (16) 45.0
 
May 23, 2022, 1 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 50.0 ppb (47) 0.1 ppb (2) N/A 3.8 μg/m3 (16) 47.0
 
May 23, 2022, midnight N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 51.0 ppb (48) 0.1 ppb (2) N/A 4.1 μg/m3 (18) 48.0
 
May 22, 2022, 11 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 51.0 ppb (48) 0.1 ppb (2) N/A 3.8 μg/m3 (16) 48.0
 
May 22, 2022, 9 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 50.0 ppb (47) 0.2 ppb (3) N/A 3.9 μg/m3 (17) 47.0
 
May 22, 2022, 8 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 49.0 ppb (46) 0.2 ppb (3) N/A 4.0 μg/m3 (17) 46.0
 
May 22, 2022, 7 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 49.0 ppb (46) 0.2 ppb (3) N/A 4.0 μg/m3 (17) 46.0
 
May 22, 2022, 6 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 47.0 ppb (44) 0.2 ppb (3) N/A 4.5 μg/m3 (19) 44.0
 
May 22, 2022, 5 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (43) 0.2 ppb (3) N/A 4.4 μg/m3 (19) 43.0
 
May 22, 2022, 4 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 45.0 ppb (42) 0.2 ppb (3) N/A 3.0 μg/m3 (13) 42.0
 
May 22, 2022, 3 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 42.0 ppb (39) 0.2 ppb (3) N/A 2.2 μg/m3 (10) 39.0
 
May 22, 2022, 2 p.m. N/A 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 34.0 ppb (32) 0.2 ppb (3) N/A 3.2 μg/m3 (14) 32.0
 
May 22, 2022, 1 p.m. N/A 2.0 ppb (2) N/A 5.0 ppb (5) N/A N/A 27.0 ppb (25) 0.2 ppb (3) N/A 5.3 μg/m3 (23) 25.0
 
May 22, 2022, 1 p.m. N/A 2.0 ppb (2) N/A 5.0 ppb (5) N/A N/A 27.0 ppb (25) 0.2 ppb (3) N/A 5.3 μg/m3 (23) 25.0
 
May 22, 2022, noon N/A 1.0 ppb (1) N/A 8.0 ppb (8) N/A N/A 24.0 ppb (23) 0.2 ppb (3) N/A 7.2 μg/m3 (31) 31.0
 
May 22, 2022, 11 a.m. N/A 0.0 ppb (0) N/A 9.0 ppb (9) N/A N/A 19.0 ppb (18) 0.2 ppb (3) N/A 9.0 μg/m3 (38) 38.0
 
May 22, 2022, 10 a.m. N/A 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 20.0 ppb (19) 0.2 ppb (3) N/A 10.0 μg/m3 (42) 42.0
 
May 22, 2022, 9 a.m. N/A 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 20.0 ppb (19) 0.2 ppb (3) N/A 12.4 μg/m3 (52) 52.0
 
May 22, 2022, 8 a.m. N/A 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 20.0 ppb (19) 0.2 ppb (3) N/A 13.2 μg/m3 (54) 54.0
 
May 22, 2022, 7 a.m. N/A 0.0 ppb (0) N/A 6.0 ppb (6) N/A N/A 20.0 ppb (19) 0.2 ppb (3) N/A 13.1 μg/m3 (54) 54.0
 
May 22, 2022, 5 a.m. N/A 0.0 ppb (0) N/A 8.0 ppb (8) N/A N/A 24.0 ppb (23) 0.2 ppb (3) N/A 14.4 μg/m3 (56) 56.0
 
May 22, 2022, 3 a.m. N/A 0.0 ppb (0) N/A 6.0 ppb (6) N/A N/A 38.0 ppb (36) 0.2 ppb (3) N/A 11.7 μg/m3 (49) 49.0
 
May 22, 2022, 2 a.m. N/A 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 46.0 ppb (43) 0.2 ppb (3) N/A 8.1 μg/m3 (34) 43.0
 
May 22, 2022, 1 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 48.0 ppb (45) 0.2 ppb (3) N/A 8.0 μg/m3 (34) 45.0
 
May 22, 2022, midnight N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 48.0 ppb (45) 0.2 ppb (3) N/A 7.4 μg/m3 (31) 45.0
 
May 21, 2022, 11 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 48.0 ppb (45) 0.2 ppb (3) N/A 5.6 μg/m3 (24) 45.0
 
May 21, 2022, 10 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 49.0 ppb (46) 0.2 ppb (3) N/A 5.8 μg/m3 (25) 46.0
 
May 21, 2022, 9 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 48.0 ppb (45) 0.2 ppb (3) N/A 5.8 μg/m3 (25) 45.0
 
May 21, 2022, 8 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 48.0 ppb (45) 0.2 ppb (3) N/A 5.4 μg/m3 (23) 45.0
 
May 21, 2022, 7 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 46.0 ppb (43) 0.2 ppb (3) N/A 5.0 μg/m3 (21) 43.0
 
May 21, 2022, 6 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 45.0 ppb (42) 0.2 ppb (3) N/A 5.2 μg/m3 (22) 42.0
 
May 21, 2022, 5 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 42.0 ppb (39) 0.2 ppb (3) N/A 4.6 μg/m3 (20) 39.0
 
May 21, 2022, 4 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 40.0 ppb (38) 0.2 ppb (3) N/A 2.9 μg/m3 (13) 38.0
 
May 21, 2022, 3 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 37.0 ppb (35) 0.2 ppb (3) N/A 2.1 μg/m3 (9) 35.0
 
May 21, 2022, 2 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 33.0 ppb (31) 0.2 ppb (3) N/A 2.8 μg/m3 (12) 31.0
 
May 21, 2022, 1 p.m. N/A 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 29.0 ppb (27) 0.2 ppb (3) N/A 4.2 μg/m3 (18) 27.0
 
May 21, 2022, 1 p.m. N/A 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 29.0 ppb (27) 0.2 ppb (3) N/A 4.2 μg/m3 (18) 27.0
 
May 21, 2022, noon N/A 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 26.0 ppb (25) 0.2 ppb (3) N/A 3.8 μg/m3 (16) 25.0
 
May 21, 2022, 10 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 28.0 ppb (26) 0.2 ppb (3) N/A 3.7 μg/m3 (16) 26.0
 
May 21, 2022, 9 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 28.0 ppb (26) 0.2 ppb (3) N/A 3.7 μg/m3 (16) 26.0
 
May 21, 2022, 8 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 29.0 ppb (27) 0.2 ppb (3) N/A 3.6 μg/m3 (16) 27.0
 
May 21, 2022, 4 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 28.0 ppb (26) 0.2 ppb (3) N/A 4.1 μg/m3 (18) 26.0
 
May 21, 2022, 3 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 33.0 ppb (31) 0.2 ppb (3) N/A 3.9 μg/m3 (17) 31.0
 
May 21, 2022, 2 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 35.0 ppb (33) 0.2 ppb (3) N/A 3.5 μg/m3 (15) 33.0
 
May 21, 2022, 1 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 39.0 ppb (37) 0.2 ppb (3) N/A 3.5 μg/m3 (15) 37.0
 
May 21, 2022, midnight N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 38.0 ppb (36) 0.2 ppb (3) N/A 2.9 μg/m3 (13) 36.0
 
May 20, 2022, 11 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 41.0 ppb (38) 0.2 ppb (3) N/A 1.9 μg/m3 (8) 38.0
 
May 20, 2022, 10 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 39.0 ppb (37) 0.2 ppb (3) N/A 2.3 μg/m3 (10) 37.0
 
May 20, 2022, 9 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 40.0 ppb (38) 0.2 ppb (3) N/A 2.2 μg/m3 (10) 38.0
 
May 20, 2022, 7 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 37.0 ppb (35) 0.2 ppb (3) N/A 2.2 μg/m3 (10) 35.0
 
May 20, 2022, 6 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 35.0 ppb (33) 0.2 ppb (3) N/A 2.5 μg/m3 (11) 33.0
 
May 20, 2022, 5 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 33.0 ppb (31) 0.2 ppb (3) N/A 2.6 μg/m3 (11) 31.0
 
May 20, 2022, 4 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 30.0 ppb (28) 0.2 ppb (3) N/A 2.6 μg/m3 (11) 28.0
 
May 20, 2022, 3 p.m. N/A 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 28.0 ppb (26) 0.2 ppb (3) N/A 2.5 μg/m3 (11) 26.0
 
May 20, 2022, 2 p.m. N/A 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 25.0 ppb (24) 0.2 ppb (3) N/A 2.6 μg/m3 (11) 24.0
 
May 20, 2022, 1 p.m. N/A 2.0 ppb (2) N/A 2.0 ppb (2) N/A N/A 29.0 ppb (27) 0.2 ppb (3) N/A 3.3 μg/m3 (14) 27.0
 
May 20, 2022, 11 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 24.0 ppb (23) 0.2 ppb (3) N/A 2.4 μg/m3 (10) 23.0
 
May 20, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 2.3 μg/m3 (10) 10.0
 
May 20, 2022, 9 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 27.0 ppb (25) 0.2 ppb (3) N/A 1.5 μg/m3 (7) 25.0
 
May 20, 2022, 8 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 27.0 ppb (25) 0.2 ppb (3) N/A 1.4 μg/m3 (6) 25.0
 
May 20, 2022, 7 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 27.0 ppb (25) 0.2 ppb (3) N/A 1.4 μg/m3 (6) 25.0
 
May 20, 2022, 6 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 27.0 ppb (25) 0.2 ppb (3) N/A 1.2 μg/m3 (5) 25.0
 
May 20, 2022, 5 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 28.0 ppb (26) 0.2 ppb (3) N/A 0.3 μg/m3 (2) 26.0
 
May 20, 2022, 4 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 32.0 ppb (30) 0.2 ppb (3) N/A 0.7 μg/m3 (3) 30.0
 
May 20, 2022, 3 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 34.0 ppb (32) 0.2 ppb (3) N/A 1.1 μg/m3 (5) 32.0
 
May 20, 2022, 2 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 32.0 ppb (30) 0.2 ppb (3) N/A 0.1 μg/m3 (1) 30.0
 
May 20, 2022, 1 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 32.0 ppb (30) 0.2 ppb (3) N/A 0.2 μg/m3 (1) 30.0
 
May 20, 2022, 1 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 32.0 ppb (30) 0.2 ppb (3) N/A 0.2 μg/m3 (1) 30.0
 
May 20, 2022, midnight N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 34.0 ppb (32) 0.2 ppb (3) N/A 0.6 μg/m3 (3) 32.0
 
May 20, 2022, midnight N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 34.0 ppb (32) 0.2 ppb (3) N/A 0.6 μg/m3 (3) 32.0
 
May 19, 2022, 11 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 33.0 ppb (31) 0.2 ppb (3) N/A 0.5 μg/m3 (3) 31.0
 
May 19, 2022, 10 p.m. N/A 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 27.0 ppb (25) 0.2 ppb (3) N/A 0.3 μg/m3 (2) 25.0
 
May 19, 2022, 9 p.m. N/A 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 27.0 ppb (25) 0.2 ppb (3) N/A 0.6 μg/m3 (3) 25.0
 
May 19, 2022, 8 p.m. N/A 2.0 ppb (2) N/A 2.0 ppb (2) N/A N/A 26.0 ppb (25) 0.2 ppb (3) N/A 0.9 μg/m3 (4) 25.0
 
May 19, 2022, 7 p.m. N/A 2.0 ppb (2) N/A 2.0 ppb (2) N/A N/A 26.0 ppb (25) 0.2 ppb (3) N/A 0.6 μg/m3 (3) 25.0
 
May 19, 2022, 7 p.m. N/A 2.0 ppb (2) N/A 2.0 ppb (2) N/A N/A 26.0 ppb (25) 0.2 ppb (3) N/A 0.6 μg/m3 (3) 25.0
 
May 19, 2022, 4 p.m. N/A 2.0 ppb (2) N/A 2.0 ppb (2) N/A N/A 35.0 ppb (33) 0.3 ppb (4) N/A 1.5 μg/m3 (7) 33.0
 
May 19, 2022, 2 p.m. N/A 2.0 ppb (2) N/A 2.0 ppb (2) N/A N/A 35.0 ppb (33) 0.3 ppb (4) N/A 3.0 μg/m3 (13) 33.0
 
May 19, 2022, 6 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 31.0 ppb (29) 0.3 ppb (4) N/A 1.4 μg/m3 (6) 29.0
 
May 19, 2022, 5 a.m. N/A 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 31.0 ppb (29) 0.3 ppb (4) N/A 2.3 μg/m3 (10) 29.0
 
May 19, 2022, 4 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 39.0 ppb (37) 0.3 ppb (4) N/A 2.5 μg/m3 (11) 37.0
 
May 19, 2022, 3 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 43.0 ppb (40) 0.3 ppb (4) N/A 0.9 μg/m3 (4) 40.0
 
May 19, 2022, 2 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 46.0 ppb (43) 0.3 ppb (4) N/A 0.5 μg/m3 (3) 43.0
 
May 19, 2022, 1 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 49.0 ppb (46) 0.3 ppb (4) N/A 0.5 μg/m3 (3) 46.0
 
May 18, 2022, 11 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 49.0 ppb (46) 0.3 ppb (4) N/A 1.9 μg/m3 (8) 46.0
 
May 18, 2022, 10 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 48.0 ppb (45) 0.3 ppb (4) N/A 2.1 μg/m3 (9) 45.0
 
May 18, 2022, 9 p.m. N/A 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 43.0 ppb (40) 0.3 ppb (4) N/A 0.9 μg/m3 (4) 40.0
 
May 18, 2022, 8 p.m. N/A 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 43.0 ppb (40) 0.3 ppb (4) N/A 1.7 μg/m3 (8) 40.0
 
May 18, 2022, 7 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 44.0 ppb (41) 0.3 ppb (4) N/A 2.4 μg/m3 (10) 41.0
 
May 18, 2022, 5 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 41.0 ppb (38) 0.3 ppb (4) N/A 2.7 μg/m3 (12) 38.0
 
May 18, 2022, 4 p.m. N/A 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 39.0 ppb (37) 0.3 ppb (4) N/A 2.2 μg/m3 (10) 37.0
 
May 18, 2022, 4 p.m. N/A 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 39.0 ppb (37) 0.3 ppb (4) N/A 2.2 μg/m3 (10) 37.0
 
May 18, 2022, 3 p.m. N/A 5.0 ppb (5) N/A 10.0 ppb (10) N/A N/A 30.0 ppb (28) 0.4 ppb (5) N/A 4.3 μg/m3 (18) 28.0
 
May 18, 2022, 3 p.m. N/A 5.0 ppb (5) N/A 10.0 ppb (10) N/A N/A 30.0 ppb (28) 0.4 ppb (5) N/A 4.3 μg/m3 (18) 28.0
 
May 18, 2022, 2 p.m. N/A 5.0 ppb (5) N/A 15.0 ppb (15) N/A N/A 21.0 ppb (20) 0.4 ppb (5) N/A 5.9 μg/m3 (25) 25.0
 
May 18, 2022, 2 p.m. N/A 5.0 ppb (5) N/A 15.0 ppb (15) N/A N/A 21.0 ppb (20) 0.4 ppb (5) N/A 5.9 μg/m3 (25) 25.0
 
May 18, 2022, 1 p.m. N/A 5.0 ppb (5) N/A 14.0 ppb (14) N/A N/A 17.0 ppb (16) 0.4 ppb (5) N/A 3.5 μg/m3 (15) 16.0
 
May 18, 2022, 1 p.m. N/A 5.0 ppb (5) N/A 14.0 ppb (14) N/A N/A 17.0 ppb (16) 0.4 ppb (5) N/A 3.5 μg/m3 (15) 16.0
 
May 18, 2022, noon N/A 1.0 ppb (1) N/A 7.0 ppb (7) N/A N/A 17.0 ppb (16) 0.4 ppb (5) N/A 2.2 μg/m3 (10) 16.0
 
May 18, 2022, noon N/A 1.0 ppb (1) N/A 7.0 ppb (7) N/A N/A 17.0 ppb (16) 0.4 ppb (5) N/A 2.2 μg/m3 (10) 16.0
 
May 18, 2022, 11 a.m. N/A 0.0 ppb (0) N/A 5.0 ppb (5) N/A N/A 23.0 ppb (22) 0.3 ppb (4) N/A 1.6 μg/m3 (7) 22.0
 
May 18, 2022, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 1.2 μg/m3 (5) 5.0
 
May 18, 2022, 2 a.m. N/A 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 42.0 ppb (39) 0.3 ppb (4) N/A 2.5 μg/m3 (11) 39.0
 
May 18, 2022, 1 a.m. N/A 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 41.0 ppb (38) 0.3 ppb (4) N/A 1.9 μg/m3 (8) 38.0
 
May 18, 2022, midnight N/A 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 40.0 ppb (38) 0.4 ppb (5) N/A 1.3 μg/m3 (6) 38.0
 
May 17, 2022, 11 p.m. N/A 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (37) 0.4 ppb (5) N/A 1.6 μg/m3 (7) 37.0
 
May 17, 2022, 10 p.m. N/A 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 39.0 ppb (37) 0.4 ppb (5) N/A 1.7 μg/m3 (8) 37.0
 
May 17, 2022, 9 p.m. N/A 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 37.0 ppb (35) 0.3 ppb (4) N/A 1.8 μg/m3 (8) 35.0
 
May 17, 2022, 9 p.m. N/A 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 37.0 ppb (35) 0.3 ppb (4) N/A 1.8 μg/m3 (8) 35.0
 
May 17, 2022, 8 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 40.0 ppb (38) 0.3 ppb (4) N/A 2.1 μg/m3 (9) 38.0
 
May 17, 2022, 7 p.m. N/A 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (37) 0.3 ppb (4) N/A 2.0 μg/m3 (9) 37.0
 
May 17, 2022, 7 p.m. N/A 1.0 ppb (1) N/A 2.0 ppb (2) N/A N/A 39.0 ppb (37) 0.3 ppb (4) N/A 2.0 μg/m3 (9) 37.0
 
May 17, 2022, 6 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 39.0 ppb (37) 0.3 ppb (4) N/A 1.7 μg/m3 (8) 37.0
 
May 17, 2022, 6 p.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 39.0 ppb (37) 0.3 ppb (4) N/A 1.7 μg/m3 (8) 37.0
 
May 17, 2022, 5 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 38.0 ppb (36) 0.3 ppb (4) N/A 1.6 μg/m3 (7) 36.0
 
May 17, 2022, 5 p.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 38.0 ppb (36) 0.3 ppb (4) N/A 1.6 μg/m3 (7) 36.0
 
May 17, 2022, 4 p.m. N/A 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 37.0 ppb (35) 0.3 ppb (4) N/A 1.6 μg/m3 (7) 35.0
 
May 17, 2022, 4 p.m. N/A 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 37.0 ppb (35) 0.3 ppb (4) N/A 1.6 μg/m3 (7) 35.0
 
May 17, 2022, 3 p.m. N/A 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 36.0 ppb (34) 0.3 ppb (4) N/A 1.5 μg/m3 (7) 34.0
 
May 17, 2022, 3 p.m. N/A 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 36.0 ppb (34) 0.3 ppb (4) N/A 1.5 μg/m3 (7) 34.0
 
May 17, 2022, 2 p.m. N/A 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 36.0 ppb (34) 0.3 ppb (4) N/A 1.6 μg/m3 (7) 34.0
 
May 17, 2022, noon N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 35.0 ppb (33) 0.3 ppb (4) N/A 1.0 μg/m3 (5) 33.0
 
May 17, 2022, noon N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 35.0 ppb (33) 0.3 ppb (4) N/A 1.0 μg/m3 (5) 33.0
 
May 17, 2022, 10 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 34.0 ppb (32) 0.3 ppb (4) N/A 1.5 μg/m3 (7) 32.0
 
May 17, 2022, 10 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 34.0 ppb (32) 0.3 ppb (4) N/A 1.5 μg/m3 (7) 32.0
 
May 17, 2022, 9 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 34.0 ppb (32) 0.3 ppb (4) N/A 1.9 μg/m3 (8) 32.0
 
May 17, 2022, 8 a.m. N/A 0.0 ppb (0) N/A 3.0 ppb (3) N/A N/A 30.0 ppb (28) 0.3 ppb (4) N/A 0.4 μg/m3 (2) 28.0
 
May 17, 2022, 5 a.m. N/A 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 34.0 ppb (32) 0.3 ppb (4) N/A 0.5 μg/m3 (3) 32.0
 
May 17, 2022, 4 a.m. N/A 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 33.0 ppb (31) 0.3 ppb (4) N/A 1.1 μg/m3 (5) 31.0
 
May 17, 2022, 3 a.m. N/A 0.0 ppb (0) N/A 2.0 ppb (2) N/A N/A 36.0 ppb (34) 0.3 ppb (4) N/A 1.2 μg/m3 (5) 34.0
 
May 17, 2022, 2 a.m. N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 40.0 ppb (38) 0.3 ppb (4) N/A 1.2 μg/m3 (5) 38.0
 
May 17, 2022, 1 a.m. N/A 0.0 ppb (0) N/A 1.0 ppb (1) N/A N/A 38.0 ppb (36) 0.3 ppb (4) N/A 1.4 μg/m3 (6) 36.0
 
May 17, 2022, midnight N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A N/A 43.0 ppb (40) 0.3 ppb (4) N/A 1.4 μg/m3 (6) 40.0