AQSQID: 113490352005

Site Name: Copper View

Location: Midvale (Celeste), UT

Reporting: True, Located: True

Current AQI: 28.0

Midvale (Celeste) UT, US: 40.598056, -111.894167

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
March 30, 2020, 3 p.m. 27.1 ppb (25) 7.6 ppb (7) N/A 20.0 ppb (19) N/A 1.0 ppb (1) 18.0 ppb (14) 0.0 ppb (0) N/A 6.6 μg/m3 (28) 28.0
 
March 30, 2020, 2 p.m. 52.4 ppb (49) 21.3 ppb (20) N/A 31.0 ppb (29) N/A 1.0 ppb (1) 4.0 ppb (3) 0.0 ppb (0) N/A 7.9 μg/m3 (33) 49.0
 
March 30, 2020, 1 p.m. 50.0 ppb (46) 15.6 ppb (14) N/A 34.0 ppb (31) N/A 1.0 ppb (1) 1.0 ppb (1) 0.1 ppb (1) N/A 7.4 μg/m3 (31) 46.0
 
March 30, 2020, noon 22.2 ppb (21) 1.6 ppb (1) N/A 21.0 ppb (19) N/A 0.0 ppb (0) 14.0 ppb (11) 0.0 ppb (0) N/A 5.3 μg/m3 (22) 22.0
 
March 30, 2020, 11 a.m. 15.8 ppb (15) 0.6 ppb (1) N/A 15.0 ppb (14) N/A N/A 20.0 ppb (15) N/A N/A 4.8 μg/m3 (20) 20.0
 
March 30, 2020, 10 a.m. 20.2 ppb (19) 1.0 ppb (1) N/A 19.0 ppb (18) N/A 0.0 ppb (0) 14.0 ppb (11) N/A N/A 5.0 μg/m3 (21) 21.0
 
March 30, 2020, 9 a.m. 18.4 ppb (17) 1.3 ppb (1) N/A 17.0 ppb (16) N/A 1.0 ppb (1) 15.0 ppb (12) N/A N/A 4.5 μg/m3 (19) 19.0
 
March 30, 2020, 8 a.m. 13.0 ppb (12) 0.7 ppb (1) N/A 12.0 ppb (11) N/A 1.0 ppb (1) 20.0 ppb (15) N/A N/A 4.0 μg/m3 (17) 17.0
 
March 30, 2020, 7 a.m. 15.2 ppb (14) 0.6 ppb (1) N/A 15.0 ppb (14) N/A 0.0 ppb (0) 19.0 ppb (15) N/A N/A 4.7 μg/m3 (20) 20.0
 
March 30, 2020, 6 a.m. 11.0 ppb (10) 0.5 ppb (0) N/A 11.0 ppb (10) N/A 1.0 ppb (1) 25.0 ppb (19) N/A N/A 4.4 μg/m3 (18) 19.0
 
March 30, 2020, 5 a.m. 12.5 ppb (12) 0.4 ppb (0) N/A 12.0 ppb (11) N/A 1.0 ppb (1) 26.0 ppb (20) N/A N/A 4.6 μg/m3 (19) 20.0
 
March 30, 2020, 4 a.m. 9.0 ppb (8) 0.3 ppb (0) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 3.7 μg/m3 (15) 24.0
 
March 30, 2020, 3 a.m. 6.2 ppb (6) 0.1 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 3.4 μg/m3 (14) 28.0
 
March 30, 2020, 2 a.m. 5.0 ppb (5) 0.1 ppb (0) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 38.0 ppb (29) N/A N/A 3.1 μg/m3 (13) 29.0
 
March 30, 2020, 1 a.m. 4.9 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 38.0 ppb (29) N/A N/A 2.9 μg/m3 (12) 29.0
 
March 30, 2020, midnight 3.6 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 40.0 ppb (31) N/A N/A 2.5 μg/m3 (10) 31.0
 
March 29, 2020, 11 p.m. 2.5 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 41.0 ppb (32) N/A N/A 2.1 μg/m3 (9) 32.0
 
March 29, 2020, 10 p.m. 2.0 ppb (2) -0.1 ppb (0) N/A 2.0 ppb (2) N/A -1.0 ppb (0) 40.0 ppb (31) N/A N/A 1.7 μg/m3 (7) 31.0
 
March 29, 2020, 9 p.m. 2.2 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 43.0 ppb (33) N/A N/A 2.0 μg/m3 (8) 33.0
 
March 29, 2020, 8 p.m. 2.4 ppb (2) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 43.0 ppb (33) N/A N/A 2.0 μg/m3 (8) 33.0
 
March 29, 2020, 7 p.m. 2.8 ppb (3) 0.8 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 43.0 ppb (33) N/A N/A 2.3 μg/m3 (10) 33.0
 
March 29, 2020, 6 p.m. 2.5 ppb (2) 0.7 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 42.0 ppb (32) N/A N/A 2.4 μg/m3 (10) 32.0
 
March 29, 2020, 5 p.m. 2.2 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 42.0 ppb (32) N/A N/A 2.3 μg/m3 (10) 32.0
 
March 29, 2020, 4 p.m. 5.5 ppb (5) 1.3 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 37.0 ppb (28) N/A N/A 2.9 μg/m3 (12) 28.0
 
March 29, 2020, 3 p.m. 8.0 ppb (7) 1.7 ppb (2) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 32.0 ppb (25) N/A N/A 3.8 μg/m3 (16) 25.0
 
March 29, 2020, 2 p.m. 11.3 ppb (10) 1.9 ppb (2) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 25.0 ppb (19) N/A N/A 5.1 μg/m3 (21) 21.0
 
March 29, 2020, 1 p.m. 18.6 ppb (17) 1.1 ppb (1) N/A 18.0 ppb (17) N/A 1.0 ppb (1) 18.0 ppb (14) 0.0 ppb (0) N/A 5.7 μg/m3 (24) 24.0
 
March 29, 2020, noon 31.0 ppb (29) 2.0 ppb (2) N/A 29.0 ppb (27) N/A 0.0 ppb (0) 8.0 ppb (6) 0.0 ppb (0) N/A 7.5 μg/m3 (31) 31.0
 
March 29, 2020, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 3.0 ppb (2) 0.0 ppb (0) N/A 8.0 μg/m3 (33) 33.0
 
March 29, 2020, 10 a.m. 32.6 ppb (30) 3.3 ppb (3) N/A 29.0 ppb (27) N/A 0.0 ppb (0) 3.0 ppb (2) 0.0 ppb (0) N/A 8.3 μg/m3 (35) 35.0
 
March 29, 2020, 9 a.m. 25.6 ppb (24) 1.4 ppb (1) N/A 24.0 ppb (22) N/A 1.0 ppb (1) 8.0 ppb (6) 0.0 ppb (0) N/A 7.6 μg/m3 (32) 32.0
 
March 29, 2020, 8 a.m. 21.9 ppb (20) 1.3 ppb (1) N/A 21.0 ppb (19) N/A 1.0 ppb (1) 14.0 ppb (11) 0.0 ppb (0) N/A 6.7 μg/m3 (28) 28.0
 
March 29, 2020, 7 a.m. 24.1 ppb (22) 1.3 ppb (1) N/A 23.0 ppb (21) N/A 0.0 ppb (0) 12.0 ppb (9) 0.0 ppb (0) N/A 5.6 μg/m3 (23) 23.0
 
March 29, 2020, 6 a.m. 26.8 ppb (25) 1.9 ppb (2) N/A 25.0 ppb (23) N/A 1.0 ppb (1) 10.0 ppb (8) 0.0 ppb (0) N/A 7.5 μg/m3 (31) 31.0
 
March 29, 2020, 5 a.m. 31.0 ppb (29) 2.5 ppb (2) N/A 29.0 ppb (27) N/A 1.0 ppb (1) 8.0 ppb (6) 0.0 ppb (0) N/A 12.4 μg/m3 (51) 51.0
 
March 29, 2020, 4 a.m. 26.7 ppb (25) 1.8 ppb (2) N/A 25.0 ppb (23) N/A 0.0 ppb (0) 13.0 ppb (10) 0.0 ppb (0) N/A 9.2 μg/m3 (38) 38.0
 
March 29, 2020, 3 a.m. 16.6 ppb (15) 0.5 ppb (0) N/A 16.0 ppb (15) N/A 1.0 ppb (1) 24.0 ppb (18) 0.0 ppb (0) N/A 6.4 μg/m3 (27) 27.0
 
March 29, 2020, 2 a.m. 10.1 ppb (9) 0.1 ppb (0) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 32.0 ppb (25) 0.0 ppb (0) N/A 5.6 μg/m3 (23) 25.0
 
March 29, 2020, 1 a.m. 3.2 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 41.0 ppb (32) N/A N/A 4.3 μg/m3 (18) 32.0
 
March 29, 2020, midnight 2.5 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 43.0 ppb (33) N/A N/A 3.7 μg/m3 (15) 33.0
 
March 28, 2020, 11 p.m. 3.2 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 42.0 ppb (32) N/A N/A 5.3 μg/m3 (22) 32.0
 
March 28, 2020, 10 p.m. 3.5 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A -1.0 ppb (0) 42.0 ppb (32) N/A N/A 5.5 μg/m3 (23) 32.0
 
March 28, 2020, 9 p.m. 5.0 ppb (5) 1.1 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 42.0 ppb (32) 0.0 ppb (0) N/A 5.0 μg/m3 (21) 32.0
 
March 28, 2020, 8 p.m. 4.4 ppb (4) 0.8 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 42.0 ppb (32) 0.0 ppb (0) N/A 5.2 μg/m3 (22) 32.0
 
March 28, 2020, 7 p.m. 4.9 ppb (5) 1.1 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 41.0 ppb (32) 0.0 ppb (0) N/A 5.5 μg/m3 (23) 32.0
 
March 28, 2020, 6 p.m. 5.3 ppb (5) 1.5 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 40.0 ppb (31) N/A N/A 5.7 μg/m3 (24) 31.0
 
March 28, 2020, 5 p.m. 5.1 ppb (5) 0.9 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 40.0 ppb (31) N/A N/A 5.4 μg/m3 (23) 31.0
 
March 28, 2020, 4 p.m. 5.5 ppb (5) 1.5 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 38.0 ppb (29) N/A N/A 5.0 μg/m3 (21) 29.0
 
March 28, 2020, 3 p.m. 8.8 ppb (8) 1.6 ppb (1) N/A 7.0 ppb (6) N/A 1.0 ppb (1) 34.0 ppb (26) N/A N/A 4.4 μg/m3 (18) 26.0
 
March 28, 2020, 2 p.m. 9.0 ppb (8) 0.9 ppb (1) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 4.3 μg/m3 (18) 25.0
 
March 28, 2020, 1 p.m. 11.4 ppb (11) 0.3 ppb (0) N/A 11.0 ppb (10) N/A 1.0 ppb (1) 29.0 ppb (22) N/A N/A 4.7 μg/m3 (20) 22.0
 
March 28, 2020, noon 9.2 ppb (9) 0.0 ppb (0) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 4.4 μg/m3 (18) 23.0
 
March 28, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 3.7 μg/m3 (15) 24.0
 
March 28, 2020, 10 a.m. 8.9 ppb (8) 0.4 ppb (0) N/A 9.0 ppb (8) N/A 1.0 ppb (1) 29.0 ppb (22) N/A N/A 3.6 μg/m3 (15) 22.0
 
March 28, 2020, 9 a.m. 7.2 ppb (7) 0.3 ppb (0) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 3.6 μg/m3 (15) 25.0
 
March 28, 2020, 8 a.m. 4.8 ppb (4) 0.2 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 3.4 μg/m3 (14) 28.0
 
March 28, 2020, 7 a.m. 3.8 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 37.0 ppb (28) N/A N/A 3.6 μg/m3 (15) 28.0
 
March 28, 2020, 6 a.m. 3.2 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 38.0 ppb (29) N/A N/A 3.1 μg/m3 (13) 29.0
 
March 28, 2020, 5 a.m. 3.6 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 38.0 ppb (29) N/A N/A 2.7 μg/m3 (11) 29.0
 
March 28, 2020, 4 a.m. 2.6 ppb (2) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 41.0 ppb (32) N/A N/A 2.3 μg/m3 (10) 32.0
 
March 28, 2020, 3 a.m. 3.8 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 40.0 ppb (31) N/A N/A 2.3 μg/m3 (10) 31.0
 
March 28, 2020, 2 a.m. 6.5 ppb (6) 0.2 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 37.0 ppb (28) 0.0 ppb (0) N/A 2.9 μg/m3 (12) 28.0
 
March 28, 2020, 1 a.m. 3.6 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 40.0 ppb (31) N/A N/A 2.5 μg/m3 (10) 31.0
 
March 28, 2020, midnight 3.5 ppb (3) 0.6 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 42.0 ppb (32) N/A N/A 2.6 μg/m3 (11) 32.0
 
March 27, 2020, 11 p.m. 3.0 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 41.0 ppb (32) N/A N/A 1.5 μg/m3 (6) 32.0
 
March 27, 2020, 10 p.m. 2.7 ppb (3) 0.3 ppb (0) N/A 2.0 ppb (2) N/A -1.0 ppb (0) 40.0 ppb (31) N/A N/A 1.3 μg/m3 (5) 31.0
 
March 27, 2020, 9 p.m. 3.7 ppb (3) 1.1 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 41.0 ppb (32) N/A N/A 1.7 μg/m3 (7) 32.0
 
March 27, 2020, 8 p.m. 3.9 ppb (4) 1.2 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 41.0 ppb (32) N/A N/A 1.8 μg/m3 (8) 32.0
 
March 27, 2020, 7 p.m. 4.2 ppb (4) 1.4 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 2.2 μg/m3 (9) 32.0
 
March 27, 2020, 6 p.m. 5.5 ppb (5) 1.5 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 39.0 ppb (30) N/A N/A 4.3 μg/m3 (18) 30.0
 
March 27, 2020, 5 p.m. 11.2 ppb (10) 4.0 ppb (4) N/A 7.0 ppb (6) N/A 1.0 ppb (1) 36.0 ppb (28) N/A N/A 5.1 μg/m3 (21) 28.0
 
March 27, 2020, 4 p.m. 26.5 ppb (25) 11.4 ppb (11) N/A 15.0 ppb (14) N/A 1.0 ppb (1) 27.0 ppb (21) 0.0 ppb (0) N/A 5.6 μg/m3 (23) 25.0
 
March 27, 2020, 3 p.m. 27.8 ppb (26) 11.6 ppb (11) N/A 16.0 ppb (15) N/A 1.0 ppb (1) 23.0 ppb (18) 0.0 ppb (0) N/A 5.1 μg/m3 (21) 26.0
 
March 27, 2020, 2 p.m. 72.8 ppb (70) 40.5 ppb (38) N/A 32.0 ppb (30) N/A 1.0 ppb (1) 9.0 ppb (7) 0.3 ppb (3) N/A 6.7 μg/m3 (28) 70.0
 
March 27, 2020, 1 p.m. 67.9 ppb (65) 29.8 ppb (28) N/A 38.0 ppb (35) N/A 1.0 ppb (1) 1.0 ppb (1) 0.3 ppb (3) N/A 5.7 μg/m3 (24) 65.0
 
March 27, 2020, noon 63.4 ppb (60) 25.7 ppb (24) N/A 38.0 ppb (35) N/A 1.0 ppb (1) 2.0 ppb (2) 0.2 ppb (2) N/A 4.8 μg/m3 (20) 60.0
 
March 27, 2020, 11 a.m. 28.9 ppb (27) 3.0 ppb (3) N/A 26.0 ppb (24) N/A 0.0 ppb (0) N/A 0.0 ppb (0) N/A 3.4 μg/m3 (14) 27.0
 
March 27, 2020, 10 a.m. 25.8 ppb (24) 1.7 ppb (2) N/A 24.0 ppb (22) N/A 0.0 ppb (0) 15.0 ppb (12) 0.0 ppb (0) N/A 3.5 μg/m3 (15) 24.0
 
March 27, 2020, 9 a.m. 29.6 ppb (27) 1.4 ppb (1) N/A 28.0 ppb (26) N/A 0.0 ppb (0) 7.0 ppb (5) 0.0 ppb (0) N/A 3.3 μg/m3 (14) 27.0
 
March 27, 2020, 8 a.m. 19.6 ppb (18) 0.9 ppb (1) N/A 19.0 ppb (18) N/A 0.0 ppb (0) 16.0 ppb (12) 0.0 ppb (0) N/A 2.2 μg/m3 (9) 18.0
 
March 27, 2020, 7 a.m. 19.9 ppb (18) 1.0 ppb (1) N/A 19.0 ppb (18) N/A 0.0 ppb (0) 20.0 ppb (15) 0.0 ppb (0) N/A 2.3 μg/m3 (10) 18.0
 
March 27, 2020, 6 a.m. 25.6 ppb (24) 1.1 ppb (1) N/A 25.0 ppb (23) N/A 1.0 ppb (1) 11.0 ppb (8) 0.0 ppb (0) N/A 3.5 μg/m3 (15) 24.0
 
March 27, 2020, 5 a.m. 16.5 ppb (15) 0.8 ppb (1) N/A 16.0 ppb (15) N/A 1.0 ppb (1) 22.0 ppb (17) 0.0 ppb (0) N/A 3.2 μg/m3 (13) 17.0
 
March 27, 2020, 4 a.m. 11.8 ppb (11) 0.6 ppb (1) N/A 11.0 ppb (10) N/A 1.0 ppb (1) 28.0 ppb (22) N/A N/A 4.4 μg/m3 (18) 22.0
 
March 27, 2020, 3 a.m. 17.0 ppb (16) 0.7 ppb (1) N/A 16.0 ppb (15) N/A 1.0 ppb (1) 25.0 ppb (19) 0.0 ppb (0) N/A 3.0 μg/m3 (12) 19.0
 
March 27, 2020, 2 a.m. 9.2 ppb (9) 0.2 ppb (0) N/A 9.0 ppb (8) N/A 0.0 ppb (0) 32.0 ppb (25) N/A N/A 2.2 μg/m3 (9) 25.0
 
March 27, 2020, 1 a.m. 4.6 ppb (4) 0.4 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 38.0 ppb (29) N/A N/A 2.0 μg/m3 (8) 29.0
 
March 27, 2020, midnight 4.9 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 38.0 ppb (29) N/A N/A 2.2 μg/m3 (9) 29.0
 
March 26, 2020, 11 p.m. 5.1 ppb (5) 1.0 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 39.0 ppb (30) N/A N/A 3.0 μg/m3 (12) 30.0
 
March 26, 2020, 10 p.m. 4.4 ppb (4) 0.5 ppb (0) N/A 4.0 ppb (4) N/A -1.0 ppb (0) 38.0 ppb (29) N/A N/A 2.5 μg/m3 (10) 29.0
 
March 26, 2020, 9 p.m. 5.3 ppb (5) 1.2 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 38.0 ppb (29) 0.0 ppb (0) N/A 3.3 μg/m3 (14) 29.0
 
March 26, 2020, 8 p.m. 4.4 ppb (4) 1.1 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 39.0 ppb (30) N/A N/A 2.4 μg/m3 (10) 30.0
 
March 26, 2020, 7 p.m. 5.8 ppb (5) 1.4 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 41.0 ppb (32) N/A N/A 3.3 μg/m3 (14) 32.0
 
March 26, 2020, 6 p.m. 11.0 ppb (10) 3.3 ppb (3) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 44.0 ppb (34) N/A N/A 3.9 μg/m3 (16) 34.0
 
March 26, 2020, 5 p.m. 12.7 ppb (12) 4.8 ppb (4) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 42.0 ppb (32) N/A N/A 3.3 μg/m3 (14) 32.0
 
March 26, 2020, 4 p.m. 11.3 ppb (10) 3.9 ppb (4) N/A 7.0 ppb (6) N/A 1.0 ppb (1) 42.0 ppb (32) N/A N/A 2.6 μg/m3 (11) 32.0
 
March 26, 2020, 3 p.m. 7.7 ppb (7) 1.8 ppb (2) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 43.0 ppb (33) N/A N/A 1.8 μg/m3 (8) 33.0
 
March 26, 2020, 2 p.m. 13.2 ppb (12) 2.1 ppb (2) N/A 11.0 ppb (10) N/A 1.0 ppb (1) 37.0 ppb (28) N/A N/A 2.2 μg/m3 (9) 28.0
 
March 26, 2020, 1 p.m. 11.8 ppb (11) 0.5 ppb (0) N/A 11.0 ppb (10) N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 2.2 μg/m3 (9) 25.0
 
March 26, 2020, noon 10.1 ppb (9) 0.4 ppb (0) N/A 10.0 ppb (9) N/A 0.0 ppb (0) 33.0 ppb (25) N/A N/A 2.3 μg/m3 (10) 25.0
 
March 26, 2020, 11 a.m. 5.9 ppb (5) 0.3 ppb (0) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 37.0 ppb (28) N/A N/A 2.0 μg/m3 (8) 28.0
 
March 26, 2020, 10 a.m. 4.3 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 1.6 μg/m3 (7) 29.0
 
March 26, 2020, 9 a.m. 4.4 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 38.0 ppb (29) N/A N/A 1.6 μg/m3 (7) 29.0
 
March 26, 2020, 8 a.m. 4.0 ppb (4) 0.3 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 38.0 ppb (29) N/A N/A 1.1 μg/m3 (5) 29.0
 
March 26, 2020, 7 a.m. 5.3 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 36.0 ppb (28) N/A N/A 1.3 μg/m3 (5) 28.0
 
March 26, 2020, 6 a.m. 5.8 ppb (5) 0.4 ppb (0) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 35.0 ppb (27) N/A N/A 1.1 μg/m3 (5) 27.0
 
March 26, 2020, 5 a.m. 7.4 ppb (7) 0.8 ppb (1) N/A 7.0 ppb (6) N/A 1.0 ppb (1) 35.0 ppb (27) N/A N/A 1.7 μg/m3 (7) 27.0
 
March 26, 2020, 4 a.m. 6.4 ppb (6) 0.2 ppb (0) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 35.0 ppb (27) N/A N/A 2.3 μg/m3 (10) 27.0
 
March 26, 2020, 3 a.m. 4.8 ppb (4) 0.2 ppb (0) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 38.0 ppb (29) N/A N/A 2.7 μg/m3 (11) 29.0
 
March 26, 2020, 2 a.m. 4.7 ppb (4) 0.2 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 2.7 μg/m3 (11) 30.0
 
March 26, 2020, 1 a.m. 5.6 ppb (5) 0.3 ppb (0) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 39.0 ppb (30) N/A N/A 3.4 μg/m3 (14) 30.0
 
March 26, 2020, midnight 5.3 ppb (5) 0.5 ppb (0) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 41.0 ppb (32) N/A N/A 3.3 μg/m3 (14) 32.0
 
March 25, 2020, 11 p.m. 6.7 ppb (6) 0.9 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 4.1 μg/m3 (17) 32.0
 
March 25, 2020, 10 p.m. 9.2 ppb (9) 2.4 ppb (2) N/A 7.0 ppb (6) N/A 1.0 ppb (1) 39.0 ppb (30) N/A N/A 5.3 μg/m3 (22) 30.0
 
March 25, 2020, 9 p.m. 5.4 ppb (5) 1.8 ppb (2) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 43.0 ppb (33) N/A N/A 4.9 μg/m3 (20) 33.0
 
March 25, 2020, 8 p.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 42.0 ppb (32) N/A N/A 4.9 μg/m3 (20) 32.0
 
March 25, 2020, 7 p.m. 4.7 ppb (4) 0.7 ppb (1) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 5.5 μg/m3 (23) 32.0
 
March 25, 2020, 6 p.m. 7.4 ppb (7) 1.4 ppb (1) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 4.8 μg/m3 (20) 29.0
 
March 25, 2020, 5 p.m. 9.4 ppb (9) 2.6 ppb (2) N/A 7.0 ppb (6) N/A 1.0 ppb (1) 37.0 ppb (28) N/A N/A 4.2 μg/m3 (18) 28.0
 
March 25, 2020, 4 p.m. 10.7 ppb (10) 2.2 ppb (2) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 3.6 μg/m3 (15) 28.0
 
March 25, 2020, 3 p.m. 18.5 ppb (17) 2.5 ppb (2) N/A 16.0 ppb (15) N/A 1.0 ppb (1) 29.0 ppb (22) N/A N/A 4.2 μg/m3 (18) 22.0
 
March 25, 2020, 2 p.m. 21.3 ppb (20) 1.5 ppb (1) N/A 20.0 ppb (19) N/A 1.0 ppb (1) 25.0 ppb (19) N/A N/A 5.7 μg/m3 (24) 24.0
 
March 25, 2020, 1 p.m. 15.4 ppb (14) 1.1 ppb (1) N/A 14.0 ppb (13) N/A 1.0 ppb (1) 31.0 ppb (24) N/A N/A 3.2 μg/m3 (13) 24.0
 
March 25, 2020, noon 5.5 ppb (5) -0.1 ppb (0) N/A 6.0 ppb (6) N/A -1.0 ppb (0) 39.0 ppb (30) N/A N/A 2.4 μg/m3 (10) 30.0
 
March 25, 2020, 11 a.m. 6.4 ppb (6) 0.2 ppb (0) N/A 6.0 ppb (6) N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 1.6 μg/m3 (7) 28.0
 
March 25, 2020, 10 a.m. 6.9 ppb (6) 0.2 ppb (0) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 34.0 ppb (26) N/A N/A 1.2 μg/m3 (5) 26.0
 
March 25, 2020, 9 a.m. 4.5 ppb (4) 0.1 ppb (0) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 36.0 ppb (28) N/A N/A 1.1 μg/m3 (5) 28.0
 
March 25, 2020, 8 a.m. 4.2 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 37.0 ppb (28) N/A N/A 1.0 μg/m3 (4) 28.0
 
March 25, 2020, 7 a.m. 2.8 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 38.0 ppb (29) N/A N/A 1.2 μg/m3 (5) 29.0
 
March 25, 2020, 6 a.m. 5.0 ppb (5) 0.2 ppb (0) N/A 5.0 ppb (5) N/A 0.0 ppb (0) 35.0 ppb (27) N/A N/A 1.3 μg/m3 (5) 27.0
 
March 25, 2020, 5 a.m. 6.3 ppb (6) 0.3 ppb (0) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 33.0 ppb (25) N/A N/A 1.8 μg/m3 (8) 25.0
 
March 25, 2020, 4 a.m. 6.3 ppb (6) 0.2 ppb (0) N/A 6.0 ppb (6) N/A 1.0 ppb (1) 34.0 ppb (26) N/A N/A 1.5 μg/m3 (6) 26.0
 
March 25, 2020, 3 a.m. 6.9 ppb (6) 0.2 ppb (0) N/A 7.0 ppb (6) N/A 1.0 ppb (1) 35.0 ppb (27) N/A N/A 1.6 μg/m3 (7) 27.0
 
March 25, 2020, 2 a.m. 6.9 ppb (6) 0.4 ppb (0) N/A 7.0 ppb (6) N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A 1.7 μg/m3 (7) 28.0
 
March 25, 2020, 1 a.m. 4.2 ppb (4) 0.2 ppb (0) N/A 4.0 ppb (4) N/A 0.0 ppb (0) 40.0 ppb (31) N/A N/A 2.8 μg/m3 (12) 31.0
 
March 25, 2020, midnight 4.2 ppb (4) 0.6 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 43.0 ppb (33) N/A N/A 2.7 μg/m3 (11) 33.0
 
March 24, 2020, 11 p.m. 4.8 ppb (4) 1.3 ppb (1) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 44.0 ppb (34) N/A N/A 2.3 μg/m3 (10) 34.0
 
March 24, 2020, 10 p.m. 5.5 ppb (5) 0.8 ppb (1) N/A 5.0 ppb (5) N/A -1.0 ppb (0) 40.0 ppb (31) N/A N/A 1.8 μg/m3 (8) 31.0
 
March 24, 2020, 9 p.m. 3.0 ppb (3) 0.5 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 42.0 ppb (32) N/A N/A 2.7 μg/m3 (11) 32.0
 
March 24, 2020, 8 p.m. 4.5 ppb (4) 1.2 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 40.0 ppb (31) N/A N/A 1.7 μg/m3 (7) 31.0
 
March 24, 2020, 7 p.m. 2.8 ppb (3) 0.7 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 41.0 ppb (32) N/A N/A 1.2 μg/m3 (5) 32.0
 
March 24, 2020, 6 p.m. 4.7 ppb (4) 1.3 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 39.0 ppb (30) N/A N/A 1.3 μg/m3 (5) 30.0
 
March 24, 2020, 5 p.m. 4.2 ppb (4) 1.1 ppb (1) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 1.1 μg/m3 (5) 29.0
 
March 24, 2020, 4 p.m. 3.3 ppb (3) 0.9 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 38.0 ppb (29) N/A N/A 0.9 μg/m3 (4) 29.0
 
March 24, 2020, 3 p.m. 6.8 ppb (6) 1.3 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 34.0 ppb (26) N/A N/A 1.0 μg/m3 (4) 26.0
 
March 24, 2020, 2 p.m. 9.3 ppb (9) 1.2 ppb (1) N/A 8.0 ppb (7) N/A 1.0 ppb (1) 32.0 ppb (25) N/A N/A 1.1 μg/m3 (5) 25.0
 
March 24, 2020, 1 p.m. 8.6 ppb (8) 0.3 ppb (0) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 30.0 ppb (23) N/A N/A 0.8 μg/m3 (3) 23.0
 
March 24, 2020, noon 8.4 ppb (8) 0.5 ppb (0) N/A 8.0 ppb (7) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 0.9 μg/m3 (4) 24.0
 
March 24, 2020, 11 a.m. 2.2 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 0.7 μg/m3 (3) 29.0
 
March 24, 2020, 10 a.m. 1.8 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 38.0 ppb (29) N/A N/A 0.6 μg/m3 (2) 29.0
 
March 24, 2020, 9 a.m. 1.9 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 40.0 ppb (31) N/A N/A 0.6 μg/m3 (2) 31.0
 
March 24, 2020, 8 a.m. 2.7 ppb (3) 0.1 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 0.7 μg/m3 (3) 29.0
 
March 24, 2020, 7 a.m. 2.9 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 38.0 ppb (29) N/A N/A 0.7 μg/m3 (3) 29.0
 
March 24, 2020, 6 a.m. 2.4 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 38.0 ppb (29) N/A N/A 0.7 μg/m3 (3) 29.0
 
March 24, 2020, 5 a.m. 1.9 ppb (2) 0.1 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 39.0 ppb (30) N/A N/A 0.7 μg/m3 (3) 30.0
 
March 24, 2020, 4 a.m. 2.6 ppb (2) 0.1 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 41.0 ppb (32) N/A N/A 0.8 μg/m3 (3) 32.0
 
March 24, 2020, 3 a.m. 2.2 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 42.0 ppb (32) N/A N/A 0.8 μg/m3 (3) 32.0
 
March 24, 2020, 2 a.m. 2.4 ppb (2) 0.0 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 41.0 ppb (32) N/A N/A 1.1 μg/m3 (5) 32.0
 
March 24, 2020, 1 a.m. 2.7 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 0.0 ppb (0) 43.0 ppb (33) N/A N/A 1.1 μg/m3 (5) 33.0
 
March 24, 2020, midnight 2.0 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 43.0 ppb (33) N/A N/A 1.1 μg/m3 (5) 33.0
 
March 23, 2020, 11 p.m. 2.2 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 43.0 ppb (33) N/A N/A 1.4 μg/m3 (6) 33.0
 
March 23, 2020, 10 p.m. 2.3 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 42.0 ppb (32) N/A N/A 1.6 μg/m3 (7) 32.0
 
March 23, 2020, 9 p.m. 2.6 ppb (2) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 42.0 ppb (32) N/A N/A 2.1 μg/m3 (9) 32.0
 
March 23, 2020, 8 p.m. 5.6 ppb (5) 2.0 ppb (2) N/A 4.0 ppb (4) N/A 1.0 ppb (1) 43.0 ppb (33) N/A N/A 1.9 μg/m3 (8) 33.0
 
March 23, 2020, 7 p.m. 6.3 ppb (6) 1.5 ppb (1) N/A 5.0 ppb (5) N/A 1.0 ppb (1) 42.0 ppb (32) N/A N/A 2.3 μg/m3 (10) 32.0
 
March 23, 2020, 6 p.m. 4.0 ppb (4) 1.3 ppb (1) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 43.0 ppb (33) N/A N/A 2.2 μg/m3 (9) 33.0
 
March 23, 2020, 5 p.m. 2.8 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 42.0 ppb (32) N/A N/A 2.0 μg/m3 (8) 32.0
 
March 23, 2020, 4 p.m. 11.7 ppb (11) 4.3 ppb (4) N/A 7.0 ppb (6) N/A 1.0 ppb (1) 37.0 ppb (28) N/A N/A 2.8 μg/m3 (12) 28.0