ID: 5318

AQSQID: 000100401

Site Name: Kamloops Federal Building

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

Updated: May 25, 2022, 6:37 a.m.

Location: Kamloops (City Centre), CC

Reporting: True, Located: True

Current AQI: 40.0

Kamloops (City Centre) CC, CA: 50.674702, -120.3339

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
May 25, 2022, 5 a.m. N/A 11.9 ppb (12) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 43.0 ppb (40) N/A N/A 8.5 μg/m3 (36) 40.0
 
May 25, 2022, 4 a.m. N/A 12.4 ppb (12) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 44.0 ppb (41) N/A N/A 9.0 μg/m3 (38) 41.0
 
May 25, 2022, 3 a.m. N/A 13.2 ppb (13) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 46.0 ppb (43) N/A N/A 10.4 μg/m3 (44) 44.0
 
May 25, 2022, 2 a.m. N/A 13.6 ppb (13) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 49.0 ppb (46) N/A N/A 12.3 μg/m3 (52) 52.0
 
May 25, 2022, 1 a.m. N/A 13.7 ppb (13) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 53.0 ppb (50) N/A N/A 12.1 μg/m3 (51) 51.0
 
May 25, 2022, midnight N/A 13.8 ppb (14) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 54.0 ppb (50) N/A N/A 12.7 μg/m3 (53) 53.0
 
May 24, 2022, 11 p.m. N/A 13.8 ppb (14) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 46.0 ppb (43) N/A N/A 11.7 μg/m3 (49) 49.0
 
May 24, 2022, 9 p.m. N/A 12.8 ppb (13) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 43.0 ppb (40) N/A N/A 11.5 μg/m3 (48) 48.0
 
May 24, 2022, 8 p.m. N/A 11.7 ppb (12) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 11.1 μg/m3 (47) 47.0
 
May 24, 2022, 7 p.m. N/A 11.8 ppb (12) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 10.5 μg/m3 (44) 44.0
 
May 24, 2022, 6 p.m. N/A 10.9 ppb (11) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 10.3 μg/m3 (43) 43.0
 
May 24, 2022, 5 p.m. N/A 14.6 ppb (14) N/A 8.0 ppb (8) N/A 1.0 ppb (2) 23.0 ppb (22) N/A N/A 13.7 μg/m3 (55) 55.0
 
May 24, 2022, 4 p.m. N/A 15.1 ppb (15) N/A 9.0 ppb (9) N/A 1.0 ppb (2) 14.0 ppb (13) N/A N/A 12.0 μg/m3 (50) 50.0
 
May 24, 2022, 3 p.m. N/A 15.1 ppb (15) N/A 9.0 ppb (9) N/A 1.0 ppb (2) 14.0 ppb (13) N/A N/A 10.0 μg/m3 (42) 42.0
 
May 24, 2022, 2 p.m. N/A 19.5 ppb (19) N/A 11.0 ppb (11) N/A 0.0 ppb (0) 9.0 ppb (9) N/A N/A 6.5 μg/m3 (28) 28.0
 
May 24, 2022, 1 p.m. N/A 30.8 ppb (30) N/A 13.0 ppb (13) N/A 0.0 ppb (0) 3.0 ppb (3) N/A N/A 3.9 μg/m3 (17) 30.0
 
May 24, 2022, noon N/A 17.7 ppb (17) N/A 14.0 ppb (14) N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 2.6 μg/m3 (11) 17.0
 
May 24, 2022, 10 a.m. N/A 15.2 ppb (15) N/A 16.0 ppb (16) N/A 0.0 ppb (0) 2.0 ppb (2) N/A N/A 2.4 μg/m3 (10) 16.0
 
May 24, 2022, 9 a.m. N/A 10.0 ppb (10) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 15.0 ppb (14) N/A N/A 1.6 μg/m3 (7) 14.0
 
May 24, 2022, 8 a.m. N/A 12.5 ppb (12) N/A 14.0 ppb (14) N/A 0.0 ppb (0) 7.0 ppb (7) N/A N/A 2.4 μg/m3 (10) 14.0
 
May 24, 2022, 6 a.m. N/A 11.2 ppb (11) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 23.0 ppb (22) N/A N/A 2.8 μg/m3 (12) 22.0
 
May 24, 2022, 5 a.m. N/A 11.5 ppb (11) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A 3.2 μg/m3 (14) 25.0
 
May 24, 2022, 5 a.m. N/A 11.5 ppb (11) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A 3.2 μg/m3 (14) 25.0
 
May 24, 2022, 4 a.m. N/A 12.3 ppb (12) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A 4.0 μg/m3 (17) 25.0
 
May 24, 2022, 4 a.m. N/A 12.3 ppb (12) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A 4.0 μg/m3 (17) 25.0
 
May 24, 2022, 3 a.m. N/A 12.7 ppb (12) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 6.1 μg/m3 (26) 28.0
 
May 24, 2022, 3 a.m. N/A 12.7 ppb (12) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 6.1 μg/m3 (26) 28.0
 
May 24, 2022, 2 a.m. N/A 13.5 ppb (13) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 16.0 μg/m3 (60) 60.0
 
May 24, 2022, 2 a.m. N/A 13.5 ppb (13) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 16.0 μg/m3 (60) 60.0
 
May 24, 2022, 1 a.m. N/A 13.6 ppb (13) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 6.7 μg/m3 (28) 36.0
 
May 24, 2022, 1 a.m. N/A 13.6 ppb (13) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 6.7 μg/m3 (28) 36.0
 
May 24, 2022, midnight N/A 13.4 ppb (13) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 7.9 μg/m3 (33) 37.0
 
May 24, 2022, midnight N/A 13.4 ppb (13) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 7.9 μg/m3 (33) 37.0
 
May 23, 2022, 11 p.m. N/A 14.0 ppb (14) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 6.8 μg/m3 (29) 38.0
 
May 23, 2022, 11 p.m. N/A 14.0 ppb (14) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 6.8 μg/m3 (29) 38.0
 
May 23, 2022, 8 p.m. N/A 11.6 ppb (11) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 8.5 μg/m3 (36) 38.0
 
May 23, 2022, 7 p.m. N/A 11.0 ppb (11) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 8.4 μg/m3 (36) 37.0
 
May 23, 2022, 6 p.m. N/A 10.6 ppb (10) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 7.8 μg/m3 (33) 36.0
 
May 23, 2022, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.7 μg/m3 (16) 16.0
 
May 23, 2022, 2 p.m. N/A 15.4 ppb (15) N/A 12.0 ppb (12) N/A 0.0 ppb (0) 15.0 ppb (14) N/A N/A 4.3 μg/m3 (18) 18.0
 
May 23, 2022, 11 a.m. N/A 12.1 ppb (12) N/A 10.0 ppb (10) N/A 0.0 ppb (0) 18.0 ppb (17) N/A N/A 2.8 μg/m3 (12) 17.0
 
May 23, 2022, 10 a.m. N/A 12.3 ppb (12) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 31.0 ppb (29) N/A N/A 2.0 μg/m3 (9) 29.0
 
May 23, 2022, 10 a.m. N/A 12.3 ppb (12) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 31.0 ppb (29) N/A N/A 2.0 μg/m3 (9) 29.0
 
May 23, 2022, 9 a.m. N/A 12.8 ppb (13) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 2.5 μg/m3 (11) 32.0
 
May 23, 2022, 3 a.m. N/A 16.4 ppb (16) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 38.0 ppb (36) N/A N/A 10.4 μg/m3 (44) 44.0
 
May 23, 2022, 2 a.m. N/A 17.0 ppb (17) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 39.0 ppb (37) N/A N/A 13.6 μg/m3 (55) 55.0
 
May 23, 2022, 1 a.m. N/A 16.1 ppb (16) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 7.4 μg/m3 (31) 39.0
 
May 23, 2022, midnight N/A 15.2 ppb (15) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 46.0 ppb (43) N/A N/A 16.8 μg/m3 (61) 61.0
 
May 22, 2022, 11 p.m. N/A 14.3 ppb (14) N/A 1.0 ppb (1) N/A 1.0 ppb (2) 47.0 ppb (44) N/A N/A 16.0 μg/m3 (60) 60.0
 
May 22, 2022, 9 p.m. N/A 12.4 ppb (12) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 50.0 ppb (47) N/A N/A 13.4 μg/m3 (54) 54.0
 
May 22, 2022, 8 p.m. N/A 11.7 ppb (12) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 49.0 ppb (46) N/A N/A 14.7 μg/m3 (57) 57.0
 
May 22, 2022, 7 p.m. N/A 11.5 ppb (11) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 38.0 ppb (36) N/A N/A 14.5 μg/m3 (57) 57.0
 
May 22, 2022, 6 p.m. N/A 11.4 ppb (11) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 9.2 μg/m3 (39) 39.0
 
May 22, 2022, 5 p.m. N/A 10.9 ppb (11) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 7.9 μg/m3 (33) 33.0
 
May 22, 2022, 4 p.m. N/A 11.7 ppb (12) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 23.0 ppb (22) N/A N/A 6.6 μg/m3 (28) 28.0
 
May 22, 2022, 3 p.m. N/A 18.8 ppb (18) N/A 8.0 ppb (8) N/A 2.0 ppb (3) 16.0 ppb (15) N/A N/A 3.5 μg/m3 (15) 18.0
 
May 22, 2022, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 3.1 μg/m3 (13) 13.0
 
May 22, 2022, 1 p.m. N/A 11.9 ppb (12) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 12.0 ppb (12) N/A N/A 4.0 μg/m3 (17) 17.0
 
May 22, 2022, 1 p.m. N/A 11.9 ppb (12) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 12.0 ppb (12) N/A N/A 4.0 μg/m3 (17) 17.0
 
May 22, 2022, noon N/A 9.2 ppb (9) N/A 8.0 ppb (8) N/A 0.0 ppb (0) 11.0 ppb (11) N/A N/A 3.0 μg/m3 (13) 13.0
 
May 22, 2022, 11 a.m. N/A 10.2 ppb (10) N/A 11.0 ppb (11) N/A 0.0 ppb (0) 9.0 ppb (9) N/A N/A 4.7 μg/m3 (20) 20.0
 
May 22, 2022, 10 a.m. N/A 13.2 ppb (13) N/A 11.0 ppb (11) N/A 0.0 ppb (0) 10.0 ppb (10) N/A N/A 6.1 μg/m3 (26) 26.0
 
May 22, 2022, 9 a.m. N/A 19.9 ppb (19) N/A 18.0 ppb (17) N/A 0.0 ppb (0) 6.0 ppb (6) N/A N/A 8.7 μg/m3 (37) 37.0
 
May 22, 2022, 8 a.m. N/A 12.6 ppb (12) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 21.0 ppb (20) N/A N/A 4.4 μg/m3 (19) 20.0
 
May 22, 2022, 7 a.m. N/A 10.9 ppb (11) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 26.0 ppb (25) N/A N/A 2.8 μg/m3 (12) 25.0
 
May 22, 2022, 5 a.m. N/A 12.2 ppb (12) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 4.7 μg/m3 (20) 27.0
 
May 22, 2022, 3 a.m. N/A 13.8 ppb (14) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 4.0 μg/m3 (17) 31.0
 
May 22, 2022, 2 a.m. N/A 14.0 ppb (14) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 4.5 μg/m3 (19) 33.0
 
May 22, 2022, 1 a.m. N/A 13.7 ppb (13) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 11.8 μg/m3 (50) 50.0
 
May 22, 2022, midnight N/A 13.6 ppb (13) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 10.2 μg/m3 (43) 43.0
 
May 21, 2022, 11 p.m. N/A 13.5 ppb (13) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 4.4 μg/m3 (19) 35.0
 
May 21, 2022, 10 p.m. N/A 11.3 ppb (11) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 4.4 μg/m3 (19) 37.0
 
May 21, 2022, 9 p.m. N/A 10.6 ppb (10) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 5.2 μg/m3 (22) 37.0
 
May 21, 2022, 8 p.m. N/A 10.7 ppb (11) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 4.1 μg/m3 (18) 36.0
 
May 21, 2022, 7 p.m. N/A 11.3 ppb (11) N/A 2.0 ppb (2) N/A 1.0 ppb (2) 37.0 ppb (35) N/A N/A 6.2 μg/m3 (26) 35.0
 
May 21, 2022, 6 p.m. N/A 11.1 ppb (11) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 33.0 ppb (31) N/A N/A 13.4 μg/m3 (54) 54.0
 
May 21, 2022, 5 p.m. N/A 13.2 ppb (13) N/A 6.0 ppb (6) N/A 3.0 ppb (5) 25.0 ppb (24) N/A N/A 4.8 μg/m3 (20) 24.0
 
May 21, 2022, 4 p.m. N/A 15.4 ppb (15) N/A 8.0 ppb (8) N/A 4.0 ppb (6) 19.0 ppb (18) N/A N/A 9.4 μg/m3 (40) 40.0
 
May 21, 2022, 3 p.m. N/A 12.4 ppb (12) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 16.0 ppb (15) N/A N/A 2.7 μg/m3 (12) 15.0
 
May 21, 2022, 2 p.m. N/A 11.0 ppb (11) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 14.0 ppb (13) N/A N/A 2.5 μg/m3 (11) 13.0
 
May 21, 2022, 1 p.m. N/A 9.9 ppb (10) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 11.0 ppb (11) N/A N/A 2.8 μg/m3 (12) 12.0
 
May 21, 2022, 1 p.m. N/A 9.9 ppb (10) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 11.0 ppb (11) N/A N/A 2.8 μg/m3 (12) 12.0
 
May 21, 2022, noon N/A 9.9 ppb (10) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 11.0 ppb (11) N/A N/A 3.1 μg/m3 (13) 13.0
 
May 21, 2022, 10 a.m. N/A 9.8 ppb (10) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 14.0 ppb (13) N/A N/A 2.4 μg/m3 (10) 13.0
 
May 21, 2022, 9 a.m. N/A 8.8 ppb (9) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 17.0 ppb (16) N/A N/A 2.6 μg/m3 (11) 16.0
 
May 21, 2022, 8 a.m. N/A 9.5 ppb (9) N/A 9.0 ppb (9) N/A 0.0 ppb (0) 11.0 ppb (11) N/A N/A 3.2 μg/m3 (14) 14.0
 
May 21, 2022, 4 a.m. N/A 11.9 ppb (12) N/A 8.0 ppb (8) N/A 0.0 ppb (0) 24.0 ppb (23) N/A N/A 8.0 μg/m3 (34) 34.0
 
May 21, 2022, 3 a.m. N/A 11.7 ppb (12) N/A 6.0 ppb (6) N/A 1.0 ppb (2) 28.0 ppb (26) N/A N/A 19.8 μg/m3 (68) 68.0
 
May 21, 2022, 2 a.m. N/A 13.5 ppb (13) N/A 7.0 ppb (7) N/A 2.0 ppb (3) 28.0 ppb (26) N/A N/A 6.0 μg/m3 (25) 26.0
 
May 21, 2022, 1 a.m. N/A 12.6 ppb (12) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 32.0 ppb (30) N/A N/A 8.2 μg/m3 (35) 35.0
 
May 21, 2022, midnight N/A 11.9 ppb (12) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 4.4 μg/m3 (19) 35.0
 
May 20, 2022, 11 p.m. N/A 13.0 ppb (13) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 5.1 μg/m3 (22) 33.0
 
May 20, 2022, 10 p.m. N/A 13.6 ppb (13) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 33.0 ppb (31) N/A N/A 8.7 μg/m3 (37) 37.0
 
May 20, 2022, 9 p.m. N/A 11.3 ppb (11) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 4.0 μg/m3 (17) 32.0
 
May 20, 2022, 7 p.m. N/A 10.9 ppb (11) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 29.0 ppb (27) N/A N/A 6.4 μg/m3 (27) 27.0
 
May 20, 2022, 6 p.m. N/A 10.6 ppb (10) N/A 3.0 ppb (3) N/A 1.0 ppb (2) 28.0 ppb (26) N/A N/A 3.2 μg/m3 (14) 26.0
 
May 20, 2022, 5 p.m. N/A 11.7 ppb (12) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 26.0 ppb (25) N/A N/A 3.4 μg/m3 (15) 25.0
 
May 20, 2022, 4 p.m. N/A 10.3 ppb (10) N/A 6.0 ppb (6) N/A 1.0 ppb (2) 25.0 ppb (24) N/A N/A 2.9 μg/m3 (13) 24.0
 
May 20, 2022, 3 p.m. N/A 11.5 ppb (11) N/A 7.0 ppb (7) N/A 1.0 ppb (2) 21.0 ppb (20) N/A N/A 6.4 μg/m3 (27) 27.0
 
May 20, 2022, 2 p.m. N/A 13.5 ppb (13) N/A 11.0 ppb (11) N/A 1.0 ppb (2) 16.0 ppb (15) N/A N/A 5.4 μg/m3 (23) 23.0
 
May 20, 2022, 1 p.m. N/A 10.8 ppb (11) N/A 12.0 ppb (12) N/A 1.0 ppb (2) 17.0 ppb (16) N/A N/A 3.9 μg/m3 (17) 17.0
 
May 20, 2022, 11 a.m. N/A 8.5 ppb (9) N/A 9.0 ppb (9) N/A 1.0 ppb (2) 23.0 ppb (22) N/A N/A 4.2 μg/m3 (18) 22.0
 
May 20, 2022, 10 a.m. N/A 10.1 ppb (10) N/A 11.0 ppb (11) N/A 1.0 ppb (2) 19.0 ppb (18) N/A N/A 4.1 μg/m3 (18) 18.0
 
May 20, 2022, 9 a.m. N/A 10.2 ppb (10) N/A 12.0 ppb (12) N/A 2.0 ppb (3) 20.0 ppb (19) N/A N/A 6.7 μg/m3 (28) 28.0
 
May 20, 2022, 8 a.m. N/A 9.4 ppb (9) N/A 6.0 ppb (6) N/A 1.0 ppb (2) 28.0 ppb (26) N/A N/A 9.0 μg/m3 (38) 38.0
 
May 20, 2022, 7 a.m. N/A 9.4 ppb (9) N/A 6.0 ppb (6) N/A 1.0 ppb (2) 29.0 ppb (27) N/A N/A 8.0 μg/m3 (34) 34.0
 
May 20, 2022, 6 a.m. N/A 9.5 ppb (9) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 8.0 μg/m3 (34) 34.0
 
May 20, 2022, 5 a.m. N/A 10.6 ppb (10) N/A 8.0 ppb (8) N/A 0.0 ppb (0) 28.0 ppb (26) N/A N/A 8.5 μg/m3 (36) 36.0
 
May 20, 2022, 4 a.m. N/A 10.6 ppb (10) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 5.6 μg/m3 (24) 32.0
 
May 20, 2022, 3 a.m. N/A 10.9 ppb (11) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 5.5 μg/m3 (23) 35.0
 
May 20, 2022, 2 a.m. N/A 12.7 ppb (12) N/A 6.0 ppb (6) N/A 1.0 ppb (2) 33.0 ppb (31) N/A N/A 6.6 μg/m3 (28) 31.0
 
May 20, 2022, 1 a.m. N/A 11.3 ppb (11) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 33.0 ppb (31) N/A N/A 8.1 μg/m3 (34) 34.0
 
May 20, 2022, 1 a.m. N/A 11.3 ppb (11) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 33.0 ppb (31) N/A N/A 8.1 μg/m3 (34) 34.0
 
May 20, 2022, midnight N/A 12.1 ppb (12) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 6.9 μg/m3 (29) 31.0
 
May 20, 2022, midnight N/A 12.1 ppb (12) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 6.9 μg/m3 (29) 31.0
 
May 19, 2022, 11 p.m. N/A 11.6 ppb (11) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 32.0 ppb (30) N/A N/A 7.3 μg/m3 (31) 31.0
 
May 19, 2022, 10 p.m. N/A 11.7 ppb (12) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 32.0 ppb (30) N/A N/A 5.7 μg/m3 (24) 30.0
 
May 19, 2022, 9 p.m. N/A 11.8 ppb (12) N/A 5.0 ppb (5) N/A 1.0 ppb (2) 31.0 ppb (29) N/A N/A 4.1 μg/m3 (18) 29.0
 
May 19, 2022, 8 p.m. N/A 11.0 ppb (11) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 32.0 ppb (30) N/A N/A 4.6 μg/m3 (20) 30.0
 
May 19, 2022, 7 p.m. N/A 10.1 ppb (10) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 34.0 ppb (32) N/A N/A 5.5 μg/m3 (23) 32.0
 
May 19, 2022, 7 p.m. N/A 10.1 ppb (10) N/A 4.0 ppb (4) N/A 1.0 ppb (2) 34.0 ppb (32) N/A N/A 5.5 μg/m3 (23) 32.0
 
May 19, 2022, 4 p.m. N/A 12.6 ppb (12) N/A 8.0 ppb (8) N/A 1.0 ppb (2) 29.0 ppb (27) N/A N/A 6.4 μg/m3 (27) 27.0
 
May 19, 2022, 2 p.m. N/A 10.9 ppb (11) N/A 12.0 ppb (12) N/A 1.0 ppb (2) 23.0 ppb (22) N/A N/A 4.0 μg/m3 (17) 22.0
 
May 19, 2022, 6 a.m. N/A 9.3 ppb (9) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 2.2 μg/m3 (10) 37.0
 
May 19, 2022, 5 a.m. N/A 9.2 ppb (9) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 3.5 μg/m3 (15) 37.0
 
May 19, 2022, 4 a.m. N/A 9.4 ppb (9) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 1.3 μg/m3 (6) 37.0
 
May 19, 2022, 3 a.m. N/A 9.3 ppb (9) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 1.5 μg/m3 (7) 38.0
 
May 19, 2022, 2 a.m. N/A 9.6 ppb (10) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 1.7 μg/m3 (8) 39.0
 
May 19, 2022, 1 a.m. N/A 9.8 ppb (10) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 2.5 μg/m3 (11) 39.0
 
May 18, 2022, 11 p.m. N/A 10.3 ppb (10) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 4.2 μg/m3 (18) 39.0
 
May 18, 2022, 10 p.m. N/A 10.5 ppb (10) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 44.0 ppb (41) N/A N/A 4.7 μg/m3 (20) 41.0
 
May 18, 2022, 9 p.m. N/A 10.3 ppb (10) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 45.0 ppb (42) N/A N/A 6.2 μg/m3 (26) 42.0
 
May 18, 2022, 8 p.m. N/A 10.2 ppb (10) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 45.0 ppb (42) N/A N/A 6.8 μg/m3 (29) 42.0
 
May 18, 2022, 7 p.m. N/A 9.8 ppb (10) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 45.0 ppb (42) N/A N/A 4.5 μg/m3 (19) 42.0
 
May 18, 2022, 5 p.m. N/A 9.2 ppb (9) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 5.2 μg/m3 (22) 39.0
 
May 18, 2022, 4 p.m. N/A 9.5 ppb (9) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 5.5 μg/m3 (23) 35.0
 
May 18, 2022, 4 p.m. N/A 9.5 ppb (9) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 5.5 μg/m3 (23) 35.0
 
May 18, 2022, 3 p.m. N/A 9.7 ppb (10) N/A 7.0 ppb (7) N/A 0.0 ppb (0) 32.0 ppb (30) N/A N/A 4.3 μg/m3 (18) 30.0
 
May 18, 2022, 3 p.m. N/A 9.7 ppb (10) N/A 7.0 ppb (7) N/A 0.0 ppb (0) 32.0 ppb (30) N/A N/A 4.3 μg/m3 (18) 30.0
 
May 18, 2022, 2 p.m. N/A 9.2 ppb (9) N/A 9.0 ppb (9) N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 4.0 μg/m3 (17) 29.0
 
May 18, 2022, 2 p.m. N/A 9.2 ppb (9) N/A 9.0 ppb (9) N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 4.0 μg/m3 (17) 29.0
 
May 18, 2022, 1 p.m. N/A 8.6 ppb (9) N/A 7.0 ppb (7) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 3.3 μg/m3 (14) 32.0
 
May 18, 2022, 1 p.m. N/A 8.6 ppb (9) N/A 7.0 ppb (7) N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 3.3 μg/m3 (14) 32.0
 
May 18, 2022, noon N/A 8.1 ppb (8) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 3.2 μg/m3 (14) 36.0
 
May 18, 2022, noon N/A 8.1 ppb (8) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 3.2 μg/m3 (14) 36.0
 
May 18, 2022, 11 a.m. N/A 8.1 ppb (8) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 3.8 μg/m3 (16) 38.0
 
May 18, 2022, 10 a.m. N/A 8.1 ppb (8) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 6.3 μg/m3 (27) 37.0
 
May 18, 2022, 2 a.m. N/A 10.9 ppb (11) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 43.0 ppb (40) N/A N/A 8.4 μg/m3 (36) 40.0
 
May 18, 2022, 1 a.m. N/A 11.6 ppb (11) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 6.7 μg/m3 (28) 39.0
 
May 18, 2022, midnight N/A 12.3 ppb (12) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 5.4 μg/m3 (23) 38.0
 
May 17, 2022, 11 p.m. N/A 11.4 ppb (11) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 43.0 ppb (40) N/A N/A 4.8 μg/m3 (20) 40.0
 
May 17, 2022, 10 p.m. N/A 12.3 ppb (12) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 6.8 μg/m3 (29) 38.0
 
May 17, 2022, 9 p.m. N/A 11.4 ppb (11) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 6.4 μg/m3 (27) 38.0
 
May 17, 2022, 9 p.m. N/A 11.4 ppb (11) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 6.4 μg/m3 (27) 38.0
 
May 17, 2022, 8 p.m. N/A 11.5 ppb (11) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 4.6 μg/m3 (20) 39.0
 
May 17, 2022, 7 p.m. N/A 10.9 ppb (11) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 3.7 μg/m3 (16) 38.0
 
May 17, 2022, 7 p.m. N/A 10.9 ppb (11) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 3.7 μg/m3 (16) 38.0
 
May 17, 2022, 6 p.m. N/A 10.5 ppb (10) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 3.4 μg/m3 (15) 38.0
 
May 17, 2022, 6 p.m. N/A 10.5 ppb (10) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 3.4 μg/m3 (15) 38.0
 
May 17, 2022, 5 p.m. N/A 9.6 ppb (10) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 2.8 μg/m3 (12) 38.0
 
May 17, 2022, 5 p.m. N/A 9.6 ppb (10) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 2.8 μg/m3 (12) 38.0
 
May 17, 2022, 4 p.m. N/A 12.9 ppb (13) N/A 8.0 ppb (8) N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 4.6 μg/m3 (20) 29.0
 
May 17, 2022, 4 p.m. N/A 12.9 ppb (13) N/A 8.0 ppb (8) N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 4.6 μg/m3 (20) 29.0
 
May 17, 2022, 3 p.m. N/A 19.2 ppb (19) N/A 20.0 ppb (19) N/A 0.0 ppb (0) 15.0 ppb (14) N/A N/A 4.4 μg/m3 (19) 19.0
 
May 17, 2022, 3 p.m. N/A 19.2 ppb (19) N/A 20.0 ppb (19) N/A 0.0 ppb (0) 15.0 ppb (14) N/A N/A 4.4 μg/m3 (19) 19.0
 
May 17, 2022, 2 p.m. N/A 17.9 ppb (17) N/A 24.0 ppb (23) N/A 0.0 ppb (0) 10.0 ppb (10) N/A N/A 5.1 μg/m3 (22) 23.0
 
May 17, 2022, noon N/A 8.2 ppb (8) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 3.0 μg/m3 (13) 27.0
 
May 17, 2022, noon N/A 8.2 ppb (8) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 3.0 μg/m3 (13) 27.0