ID: 2663

AQSQID: 380530002

Site Name: Trnp-Nu

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

Updated: July 5, 2020, 9:34 p.m.

Location: Watford City (Scenic Loop Dr), ND

Reporting: True, Located: True

Current AQI: 33.0

Watford City (Scenic Loop Dr) ND, US: 47.6011, -103.2642

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
July 5, 2020, 7 p.m. 0.8 ppb (1) 0.4 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 43.0 ppb (33) N/A 4.0 μg/m3 (4) 3.1 μg/m3 (13) 33.0
 
July 5, 2020, 6 p.m. 0.5 ppb (0) 0.3 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 41.0 ppb (32) N/A 5.0 μg/m3 (5) 4.5 μg/m3 (19) 32.0
 
July 5, 2020, 5 p.m. 0.4 ppb (0) 0.3 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 40.0 ppb (31) N/A 5.0 μg/m3 (5) 6.5 μg/m3 (27) 31.0
 
July 5, 2020, 4 p.m. 0.5 ppb (0) 0.2 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 36.0 ppb (28) N/A 5.0 μg/m3 (5) 3.6 μg/m3 (15) 28.0
 
July 5, 2020, 3 p.m. 0.5 ppb (0) 0.2 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 34.0 ppb (26) N/A 5.0 μg/m3 (5) 5.8 μg/m3 (24) 26.0
 
July 5, 2020, 2 p.m. 0.5 ppb (0) 0.3 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 31.0 ppb (24) N/A 7.0 μg/m3 (6) 5.8 μg/m3 (24) 24.0
 
July 5, 2020, 1 p.m. 0.7 ppb (1) 0.3 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 27.0 ppb (21) N/A 4.0 μg/m3 (4) 6.2 μg/m3 (26) 26.0
 
July 5, 2020, noon 0.9 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 25.0 ppb (19) N/A 4.0 μg/m3 (4) 4.8 μg/m3 (20) 20.0
 
July 5, 2020, 11 a.m. 1.3 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 21.0 ppb (16) N/A 4.0 μg/m3 (4) 4.0 μg/m3 (17) 17.0
 
July 5, 2020, 10 a.m. 0.8 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 31.0 ppb (24) N/A 1.0 μg/m3 (1) 1.5 μg/m3 (6) 24.0
 
July 5, 2020, 9 a.m. 1.1 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 30.0 ppb (23) N/A 2.0 μg/m3 (2) -0.9 μg/m3 (0) 23.0
 
July 5, 2020, 8 a.m. 1.0 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 36.0 ppb (28) N/A N/A 0.7 μg/m3 (3) 28.0
 
July 5, 2020, 7 a.m. 0.9 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 37.0 ppb (28) N/A N/A 1.7 μg/m3 (7) 28.0
 
July 5, 2020, 6 a.m. 0.8 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 36.0 ppb (28) N/A N/A -1.0 μg/m3 (0) 28.0
 
July 5, 2020, 5 a.m. 1.0 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 40.0 ppb (31) N/A 9.0 μg/m3 (8) -0.4 μg/m3 (0) 31.0
 
July 5, 2020, 4 a.m. 1.6 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 39.0 ppb (30) N/A 7.0 μg/m3 (6) 3.1 μg/m3 (13) 30.0
 
July 5, 2020, 3 a.m. 1.2 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 40.0 ppb (31) N/A 12.0 μg/m3 (11) 4.9 μg/m3 (20) 31.0
 
July 5, 2020, 2 a.m. 1.3 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 13.0 μg/m3 (12) 4.2 μg/m3 (18) 32.0
 
July 5, 2020, 1 a.m. 1.1 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 45.0 ppb (35) N/A 11.0 μg/m3 (10) 5.9 μg/m3 (25) 35.0
 
July 5, 2020, midnight 0.9 ppb (1) 0.6 ppb (1) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 45.0 ppb (35) N/A 8.0 μg/m3 (7) 8.4 μg/m3 (35) 35.0
 
July 4, 2020, 11 p.m. 0.9 ppb (1) 0.6 ppb (1) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 45.0 ppb (35) N/A 0.0 μg/m3 (0) N/A 35.0
 
July 4, 2020, 10 p.m. 0.9 ppb (1) 0.7 ppb (1) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 46.0 ppb (35) N/A 0.0 μg/m3 (0) N/A 35.0
 
July 4, 2020, 9 p.m. 61.9 ppb (58) 62.7 ppb (59) N/A 0.0 ppb (0) N/A 2.0 ppb (3) 41.0 ppb (32) N/A 0.0 μg/m3 (0) N/A 59.0
 
July 4, 2020, 5 p.m. 0.5 ppb (0) 0.3 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 42.0 ppb (32) N/A N/A N/A 32.0
 
July 4, 2020, 4 p.m. 0.4 ppb (0) 0.2 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 6.0 μg/m3 (5) 6.5 μg/m3 (27) 32.0
 
July 4, 2020, 3 p.m. 0.3 ppb (0) 0.2 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 6.0 μg/m3 (5) 9.5 μg/m3 (40) 40.0
 
July 4, 2020, 2 p.m. 0.5 ppb (0) 0.2 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 38.0 ppb (29) N/A 6.0 μg/m3 (5) 4.5 μg/m3 (19) 29.0
 
July 4, 2020, 1 p.m. 0.9 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 30.0 ppb (23) N/A 6.0 μg/m3 (5) 5.8 μg/m3 (24) 24.0
 
July 4, 2020, noon 1.7 ppb (2) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 22.0 ppb (17) N/A 6.0 μg/m3 (5) 5.5 μg/m3 (23) 23.0
 
July 4, 2020, 11 a.m. 1.8 ppb (2) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 20.0 ppb (15) N/A 6.0 μg/m3 (5) 3.7 μg/m3 (15) 15.0
 
July 4, 2020, 10 a.m. 1.4 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 20.0 ppb (15) N/A 7.0 μg/m3 (6) 5.2 μg/m3 (22) 22.0
 
July 4, 2020, 9 a.m. 1.4 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 16.0 ppb (12) N/A 8.0 μg/m3 (7) 5.8 μg/m3 (24) 24.0
 
July 4, 2020, 8 a.m. 1.6 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 13.0 ppb (10) N/A 7.0 μg/m3 (6) 6.9 μg/m3 (29) 29.0
 
July 4, 2020, 7 a.m. 1.6 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 15.0 ppb (12) N/A 6.0 μg/m3 (5) 9.4 μg/m3 (39) 39.0
 
July 4, 2020, 6 a.m. 1.4 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 24.0 ppb (18) N/A 11.0 μg/m3 (10) 2.3 μg/m3 (10) 18.0
 
July 4, 2020, 5 a.m. 0.6 ppb (1) 0.3 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 37.0 ppb (28) N/A 8.0 μg/m3 (7) 2.1 μg/m3 (9) 28.0
 
July 4, 2020, 4 a.m. 0.9 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 43.0 ppb (33) N/A 7.0 μg/m3 (6) 2.4 μg/m3 (10) 33.0
 
July 4, 2020, 3 a.m. 1.1 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 46.0 ppb (35) N/A 8.0 μg/m3 (7) 3.7 μg/m3 (15) 35.0
 
July 4, 2020, 2 a.m. 1.0 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 48.0 ppb (37) N/A 8.0 μg/m3 (7) 5.9 μg/m3 (25) 37.0
 
July 4, 2020, 1 a.m. 0.8 ppb (1) 0.4 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 51.0 ppb (39) N/A 8.0 μg/m3 (7) 8.9 μg/m3 (37) 39.0
 
July 4, 2020, midnight 0.8 ppb (1) 0.4 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 53.0 ppb (41) N/A 8.0 μg/m3 (7) 8.7 μg/m3 (36) 41.0
 
July 3, 2020, 11 p.m. 0.8 ppb (1) 0.4 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 53.0 ppb (41) N/A 11.0 μg/m3 (10) 8.7 μg/m3 (36) 41.0
 
July 3, 2020, 10 p.m. 0.8 ppb (1) 0.4 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 53.0 ppb (41) N/A 12.0 μg/m3 (11) 9.4 μg/m3 (39) 41.0
 
July 3, 2020, 9 p.m. 0.8 ppb (1) 0.4 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 53.0 ppb (41) N/A 11.0 μg/m3 (10) 8.0 μg/m3 (33) 41.0
 
July 3, 2020, 8 p.m. 0.8 ppb (1) 0.4 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 51.0 ppb (39) N/A 13.0 μg/m3 (12) 6.4 μg/m3 (27) 39.0
 
July 3, 2020, 7 p.m. 0.8 ppb (1) 0.4 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 51.0 ppb (39) N/A 12.0 μg/m3 (11) 8.7 μg/m3 (36) 39.0
 
July 3, 2020, 6 p.m. 0.7 ppb (1) 0.3 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 49.0 ppb (38) N/A 8.0 μg/m3 (7) 9.9 μg/m3 (41) 41.0
 
July 3, 2020, 5 p.m. 0.9 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 0.0 μg/m3 (0) 10.6 μg/m3 (44) 44.0
 
July 3, 2020, 4 p.m. 1.2 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 0.0 μg/m3 (0) N/A 32.0
 
July 3, 2020, 3 p.m. 6.1 ppb (6) 6.0 ppb (6) N/A 0.0 ppb (0) N/A 4.0 ppb (6) 10.0 ppb (8) N/A 0.0 μg/m3 (0) N/A 8.0
 
July 3, 2020, 2 p.m. 2.5 ppb (2) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 12.0 ppb (9) N/A N/A N/A 9.0
 
July 3, 2020, 5 a.m. 3.0 ppb (3) 0.6 ppb (1) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 15.0 ppb (12) N/A 11.0 μg/m3 (10) -0.9 μg/m3 (0) 12.0
 
July 3, 2020, 4 a.m. 2.6 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 22.0 ppb (17) N/A 15.0 μg/m3 (14) 1.5 μg/m3 (6) 17.0
 
July 3, 2020, 3 a.m. 2.8 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 31.0 ppb (24) N/A 16.0 μg/m3 (15) 2.5 μg/m3 (10) 24.0
 
July 3, 2020, 2 a.m. 2.3 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 44.0 ppb (34) N/A 13.0 μg/m3 (12) 1.5 μg/m3 (6) 34.0
 
July 3, 2020, 1 a.m. 1.6 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 54.0 ppb (42) N/A 8.0 μg/m3 (7) 2.2 μg/m3 (9) 42.0
 
July 3, 2020, midnight 1.2 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 55.0 ppb (42) N/A 8.0 μg/m3 (7) 4.4 μg/m3 (18) 42.0
 
July 2, 2020, 11 p.m. 1.1 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 54.0 ppb (42) N/A 10.0 μg/m3 (9) 6.2 μg/m3 (26) 42.0
 
July 2, 2020, 10 p.m. 1.1 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 53.0 ppb (41) N/A 9.0 μg/m3 (8) 4.6 μg/m3 (19) 41.0
 
July 2, 2020, 9 p.m. 1.0 ppb (1) 0.5 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 52.0 ppb (40) N/A 9.0 μg/m3 (8) 7.0 μg/m3 (29) 40.0
 
July 2, 2020, 8 p.m. 0.7 ppb (1) 0.5 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 50.0 ppb (38) N/A 12.0 μg/m3 (11) 8.2 μg/m3 (34) 38.0
 
July 2, 2020, 7 p.m. 0.6 ppb (1) 0.4 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 52.0 ppb (40) N/A 11.0 μg/m3 (10) 6.3 μg/m3 (26) 40.0
 
July 2, 2020, 6 p.m. 0.5 ppb (0) 0.4 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 52.0 ppb (40) N/A 7.0 μg/m3 (6) 6.4 μg/m3 (27) 40.0
 
July 2, 2020, 5 p.m. 0.5 ppb (0) 0.3 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 51.0 ppb (39) N/A 8.0 μg/m3 (7) 5.9 μg/m3 (25) 39.0
 
July 2, 2020, 4 p.m. 0.5 ppb (0) 0.3 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 48.0 ppb (37) N/A 9.0 μg/m3 (8) 6.5 μg/m3 (27) 37.0
 
July 2, 2020, 3 p.m. 0.6 ppb (1) 0.2 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 45.0 ppb (35) N/A 9.0 μg/m3 (8) 6.8 μg/m3 (28) 35.0
 
July 2, 2020, 2 p.m. 1.0 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 38.0 ppb (29) N/A 8.0 μg/m3 (7) 0.6 μg/m3 (2) 29.0
 
July 2, 2020, 1 p.m. 1.5 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 34.0 ppb (26) N/A 9.0 μg/m3 (8) 2.0 μg/m3 (8) 26.0
 
July 2, 2020, noon 2.2 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 29.0 ppb (22) N/A 5.0 μg/m3 (5) 4.0 μg/m3 (17) 22.0
 
July 2, 2020, 11 a.m. 2.0 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 23.0 ppb (18) N/A 4.0 μg/m3 (4) 5.3 μg/m3 (22) 22.0
 
July 2, 2020, 10 a.m. 1.8 ppb (2) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 16.0 ppb (12) N/A 5.0 μg/m3 (5) 4.0 μg/m3 (17) 17.0
 
July 2, 2020, 9 a.m. 1.6 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 25.0 ppb (19) N/A 5.0 μg/m3 (5) 4.8 μg/m3 (20) 20.0
 
July 2, 2020, 8 a.m. 1.8 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 21.0 ppb (16) N/A 6.0 μg/m3 (5) 4.5 μg/m3 (19) 19.0
 
July 2, 2020, 7 a.m. 1.5 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 31.0 ppb (24) N/A 7.0 μg/m3 (6) 1.2 μg/m3 (5) 24.0
 
July 2, 2020, 6 a.m. 1.1 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 34.0 ppb (26) N/A 8.0 μg/m3 (7) 0.7 μg/m3 (3) 26.0
 
July 2, 2020, 5 a.m. 1.1 ppb (1) 0.1 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 34.0 ppb (26) N/A 12.0 μg/m3 (11) 2.3 μg/m3 (10) 26.0
 
July 2, 2020, 4 a.m. 1.1 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 36.0 ppb (28) N/A 10.0 μg/m3 (9) 2.6 μg/m3 (11) 28.0
 
July 2, 2020, 3 a.m. 0.9 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 40.0 ppb (31) N/A 8.0 μg/m3 (7) 2.9 μg/m3 (12) 31.0
 
July 2, 2020, 2 a.m. 0.9 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 8.0 μg/m3 (7) 4.2 μg/m3 (18) 32.0
 
July 2, 2020, 1 a.m. 0.8 ppb (1) 0.3 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 45.0 ppb (35) N/A 7.0 μg/m3 (6) 4.2 μg/m3 (18) 35.0
 
July 2, 2020, midnight 0.8 ppb (1) 0.4 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 46.0 ppb (35) N/A 8.0 μg/m3 (7) 5.2 μg/m3 (22) 35.0
 
July 1, 2020, 11 p.m. 0.6 ppb (1) 0.3 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 43.0 ppb (33) N/A 4.0 μg/m3 (4) 6.8 μg/m3 (28) 33.0
 
July 1, 2020, 10 p.m. 0.3 ppb (0) 0.3 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 37.0 ppb (28) N/A 6.0 μg/m3 (5) 6.2 μg/m3 (26) 28.0
 
July 1, 2020, 9 p.m. 0.5 ppb (0) 0.3 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 35.0 ppb (27) N/A 9.0 μg/m3 (8) 8.1 μg/m3 (34) 34.0
 
July 1, 2020, 8 p.m. 0.3 ppb (0) 0.3 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 35.0 ppb (27) N/A 6.0 μg/m3 (5) 4.4 μg/m3 (18) 27.0
 
July 1, 2020, 7 p.m. 0.3 ppb (0) 0.3 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 33.0 ppb (25) N/A 7.0 μg/m3 (6) 3.9 μg/m3 (16) 25.0
 
July 1, 2020, 6 p.m. 0.3 ppb (0) 0.3 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 32.0 ppb (25) N/A 9.0 μg/m3 (8) 4.5 μg/m3 (19) 25.0
 
July 1, 2020, 5 p.m. 0.2 ppb (0) 0.2 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 32.0 ppb (25) N/A 10.0 μg/m3 (9) 4.4 μg/m3 (18) 25.0
 
July 1, 2020, 4 p.m. 0.3 ppb (0) 0.2 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 31.0 ppb (24) N/A 12.0 μg/m3 (11) 5.5 μg/m3 (23) 24.0
 
July 1, 2020, 3 p.m. 0.8 ppb (1) 0.5 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 28.0 ppb (22) N/A 14.0 μg/m3 (13) 4.5 μg/m3 (19) 22.0
 
July 1, 2020, 2 p.m. 0.6 ppb (1) 0.3 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 26.0 ppb (20) N/A 10.0 μg/m3 (9) 2.9 μg/m3 (12) 20.0
 
July 1, 2020, 1 p.m. 0.7 ppb (1) 0.4 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 25.0 ppb (19) N/A 4.0 μg/m3 (4) 3.3 μg/m3 (14) 19.0
 
July 1, 2020, noon 0.8 ppb (1) 0.5 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 22.0 ppb (17) N/A 10.0 μg/m3 (9) 3.3 μg/m3 (14) 17.0
 
July 1, 2020, 11 a.m. 1.0 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 17.0 ppb (13) N/A 4.0 μg/m3 (4) 4.3 μg/m3 (18) 18.0
 
July 1, 2020, 10 a.m. 1.7 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 9.0 ppb (7) N/A 3.0 μg/m3 (3) 2.9 μg/m3 (12) 12.0
 
July 1, 2020, 9 a.m. 2.1 ppb (2) 0.8 ppb (1) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 5.0 ppb (4) N/A 0.0 μg/m3 (0) 2.0 μg/m3 (8) 8.0
 
July 1, 2020, 8 a.m. 1.6 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 8.0 ppb (6) N/A 2.0 μg/m3 (2) 4.7 μg/m3 (20) 20.0
 
July 1, 2020, 7 a.m. 1.6 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 9.0 ppb (7) N/A 0.0 μg/m3 (0) 5.6 μg/m3 (23) 23.0
 
July 1, 2020, 6 a.m. 1.9 ppb (2) 0.6 ppb (1) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 7.0 ppb (5) N/A 0.0 μg/m3 (0) 3.0 μg/m3 (12) 12.0
 
July 1, 2020, 5 a.m. 1.0 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 16.0 ppb (12) N/A 1.0 μg/m3 (1) 2.8 μg/m3 (12) 12.0
 
July 1, 2020, 4 a.m. 0.8 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 22.0 ppb (17) N/A 2.0 μg/m3 (2) 3.3 μg/m3 (14) 17.0
 
July 1, 2020, 3 a.m. 0.5 ppb (0) 0.2 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 28.0 ppb (22) N/A 3.0 μg/m3 (3) 2.8 μg/m3 (12) 22.0
 
July 1, 2020, 2 a.m. 0.6 ppb (1) 0.2 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 26.0 ppb (20) N/A 1.0 μg/m3 (1) 1.8 μg/m3 (8) 20.0
 
July 1, 2020, 1 a.m. 0.4 ppb (0) 0.2 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 29.0 ppb (22) N/A 0.0 μg/m3 (0) 4.0 μg/m3 (17) 22.0
 
July 1, 2020, midnight 0.3 ppb (0) 0.2 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 32.0 ppb (25) N/A 0.0 μg/m3 (0) 3.1 μg/m3 (13) 25.0
 
June 30, 2020, 11 p.m. 0.2 ppb (0) 0.2 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 33.0 ppb (25) N/A 0.0 μg/m3 (0) -0.4 μg/m3 (0) 25.0
 
June 30, 2020, 10 p.m. 0.2 ppb (0) 0.2 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 36.0 ppb (28) N/A 0.0 μg/m3 (0) 3.9 μg/m3 (16) 28.0
 
June 30, 2020, 9 p.m. 0.1 ppb (0) 0.2 ppb (0) N/A 0.0 ppb (0) N/A 1.0 ppb (1) 37.0 ppb (28) N/A 1.0 μg/m3 (1) 4.9 μg/m3 (20) 28.0
 
June 30, 2020, 8 p.m. 0.3 ppb (0) 0.2 ppb (0) N/A 0.0 ppb (0) N/A 0.0 ppb (0) 31.0 ppb (24) N/A N/A 0.8 μg/m3 (3) 24.0
 
June 30, 2020, 7 p.m. 1.2 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 0.0 ppb (0) 22.0 ppb (17) N/A 2.0 μg/m3 (2) 6.9 μg/m3 (29) 29.0
 
June 30, 2020, 6 p.m. 2.3 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 18.0 ppb (14) N/A 8.0 μg/m3 (7) 11.4 μg/m3 (48) 48.0
 
June 30, 2020, 5 p.m. 2.6 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 16.0 ppb (12) N/A 4.0 μg/m3 (4) 3.6 μg/m3 (15) 15.0
 
June 30, 2020, 4 p.m. 2.2 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 15.0 ppb (12) N/A -2.0 μg/m3 (0) 4.0 μg/m3 (17) 17.0
 
June 30, 2020, 3 p.m. 2.5 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 14.0 ppb (11) N/A N/A 4.8 μg/m3 (20) 20.0
 
June 30, 2020, 2 p.m. 2.3 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 16.0 ppb (12) N/A N/A 3.8 μg/m3 (16) 16.0
 
June 30, 2020, 1 p.m. 1.9 ppb (2) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 15.0 ppb (12) N/A 13.0 μg/m3 (12) 6.8 μg/m3 (28) 28.0
 
June 30, 2020, noon 2.0 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 16.0 ppb (12) N/A 9.0 μg/m3 (8) 9.1 μg/m3 (38) 38.0
 
June 30, 2020, 11 a.m. 1.5 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 24.0 ppb (18) N/A 6.0 μg/m3 (5) 8.9 μg/m3 (37) 37.0
 
June 30, 2020, 10 a.m. 1.7 ppb (2) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 24.0 ppb (18) N/A 9.0 μg/m3 (8) 10.2 μg/m3 (42) 42.0
 
June 30, 2020, 9 a.m. 1.9 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 25.0 ppb (19) N/A 0.0 μg/m3 (0) 8.8 μg/m3 (37) 37.0
 
June 30, 2020, 8 a.m. 2.0 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 28.0 ppb (22) N/A N/A 9.1 μg/m3 (38) 38.0
 
June 30, 2020, 7 a.m. 1.8 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 28.0 ppb (22) N/A N/A 9.9 μg/m3 (41) 41.0
 
June 30, 2020, 6 a.m. 2.2 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 27.0 ppb (21) N/A 10.0 μg/m3 (9) 8.8 μg/m3 (37) 37.0
 
June 30, 2020, 5 a.m. 2.7 ppb (3) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 0.0 ppb (0) 29.0 ppb (22) N/A 6.0 μg/m3 (5) 8.1 μg/m3 (34) 34.0
 
June 30, 2020, 4 a.m. 2.0 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 34.0 ppb (26) N/A 7.0 μg/m3 (6) 3.5 μg/m3 (15) 26.0
 
June 30, 2020, 3 a.m. 1.0 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 0.0 μg/m3 (0) 2.4 μg/m3 (10) 32.0
 
June 30, 2020, 2 a.m. 1.1 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 40.0 ppb (31) N/A N/A 3.2 μg/m3 (13) 31.0
 
June 30, 2020, 1 a.m. 1.3 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 43.0 ppb (33) N/A 41.0 μg/m3 (37) 16.2 μg/m3 (59) 59.0
 
June 30, 2020, midnight 1.8 ppb (2) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) N/A N/A 46.0 μg/m3 (42) 20.1 μg/m3 (67) 67.0
 
June 29, 2020, 11 p.m. 1.2 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 55.0 ppb (42) N/A 15.0 μg/m3 (14) 15.7 μg/m3 (58) 58.0
 
June 29, 2020, 10 p.m. 0.9 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 59.0 ppb (45) N/A 17.0 μg/m3 (15) 17.8 μg/m3 (62) 62.0
 
June 29, 2020, 9 p.m. 0.9 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 54.0 ppb (42) N/A 20.0 μg/m3 (18) 16.3 μg/m3 (59) 59.0
 
June 29, 2020, 8 p.m. 1.1 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 2.0 ppb (3) 52.0 ppb (40) N/A 17.0 μg/m3 (15) 13.2 μg/m3 (53) 53.0
 
June 29, 2020, 7 p.m. 1.0 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 47.0 ppb (36) N/A 10.0 μg/m3 (9) 8.7 μg/m3 (36) 36.0
 
June 29, 2020, 6 p.m. 0.9 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 43.0 ppb (33) N/A 10.0 μg/m3 (9) 10.0 μg/m3 (42) 42.0
 
June 29, 2020, 5 p.m. 1.2 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 36.0 ppb (28) N/A 12.0 μg/m3 (11) 10.4 μg/m3 (43) 43.0
 
June 29, 2020, 4 p.m. 1.6 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 34.0 ppb (26) N/A 11.0 μg/m3 (10) 12.3 μg/m3 (51) 51.0
 
June 29, 2020, 3 p.m. 1.6 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 33.0 ppb (25) N/A 12.0 μg/m3 (11) 11.2 μg/m3 (47) 47.0
 
June 29, 2020, 2 p.m. 1.6 ppb (1) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 29.0 ppb (22) N/A 11.0 μg/m3 (10) 11.3 μg/m3 (47) 47.0
 
June 29, 2020, 1 p.m. 1.9 ppb (2) 0.5 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 25.0 ppb (19) N/A 10.0 μg/m3 (9) 9.8 μg/m3 (41) 41.0
 
June 29, 2020, noon 2.7 ppb (3) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 22.0 ppb (17) N/A 7.0 μg/m3 (6) 5.0 μg/m3 (21) 21.0
 
June 29, 2020, 11 a.m. 3.2 ppb (3) 0.4 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 17.0 ppb (13) N/A 8.0 μg/m3 (7) 6.6 μg/m3 (28) 28.0
 
June 29, 2020, 10 a.m. 2.4 ppb (2) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 14.0 ppb (11) N/A 5.0 μg/m3 (5) 10.8 μg/m3 (45) 45.0
 
June 29, 2020, 9 a.m. 2.8 ppb (3) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 12.0 ppb (9) N/A 7.0 μg/m3 (6) 8.6 μg/m3 (36) 36.0
 
June 29, 2020, 8 a.m. 3.0 ppb (3) 0.3 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 11.0 ppb (8) N/A 5.0 μg/m3 (5) 6.5 μg/m3 (27) 27.0
 
June 29, 2020, 7 a.m. 2.7 ppb (3) 0.3 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 12.0 ppb (9) N/A 5.0 μg/m3 (5) 6.3 μg/m3 (26) 26.0
 
June 29, 2020, 6 a.m. 2.8 ppb (3) 0.2 ppb (0) N/A 3.0 ppb (3) N/A 1.0 ppb (1) 16.0 ppb (12) N/A 6.0 μg/m3 (5) 7.7 μg/m3 (32) 32.0
 
June 29, 2020, 5 a.m. 2.6 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 20.0 ppb (15) N/A 8.0 μg/m3 (7) 3.5 μg/m3 (15) 15.0
 
June 29, 2020, 4 a.m. 2.4 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 25.0 ppb (19) N/A 12.0 μg/m3 (11) 0.7 μg/m3 (3) 19.0
 
June 29, 2020, 3 a.m. 1.7 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 34.0 ppb (26) N/A 5.0 μg/m3 (5) 0.6 μg/m3 (2) 26.0
 
June 29, 2020, 2 a.m. 0.9 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 42.0 ppb (32) N/A 9.0 μg/m3 (8) 3.8 μg/m3 (16) 32.0
 
June 29, 2020, 1 a.m. 1.0 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 44.0 ppb (34) N/A 4.0 μg/m3 (4) 6.7 μg/m3 (28) 34.0
 
June 29, 2020, midnight 1.0 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 47.0 ppb (36) N/A 3.0 μg/m3 (3) 4.9 μg/m3 (20) 36.0
 
June 28, 2020, 11 p.m. 0.9 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 46.0 ppb (35) N/A 5.0 μg/m3 (5) 6.0 μg/m3 (25) 35.0
 
June 28, 2020, 10 p.m. 1.0 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 46.0 ppb (35) N/A 6.0 μg/m3 (5) 5.3 μg/m3 (22) 35.0
 
June 28, 2020, 9 p.m. 1.0 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 47.0 ppb (36) N/A 8.0 μg/m3 (7) 5.8 μg/m3 (24) 36.0
 
June 28, 2020, 8 p.m. 1.1 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 48.0 ppb (37) N/A 3.0 μg/m3 (3) 6.7 μg/m3 (28) 37.0
 
June 28, 2020, 7 p.m. 1.0 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 48.0 ppb (37) N/A 9.0 μg/m3 (8) 9.8 μg/m3 (41) 41.0
 
June 28, 2020, 6 p.m. 1.3 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 47.0 ppb (36) N/A 10.0 μg/m3 (9) 12.2 μg/m3 (50) 50.0
 
June 28, 2020, 5 p.m. 1.5 ppb (1) 0.3 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 44.0 ppb (34) N/A 15.0 μg/m3 (14) 9.5 μg/m3 (40) 40.0
 
June 28, 2020, 4 p.m. 1.8 ppb (2) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 40.0 ppb (31) N/A 11.0 μg/m3 (10) 6.2 μg/m3 (26) 31.0
 
June 28, 2020, 3 p.m. 2.3 ppb (2) 0.5 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 35.0 ppb (27) N/A 8.0 μg/m3 (7) 5.4 μg/m3 (23) 27.0
 
June 28, 2020, 2 p.m. 1.9 ppb (2) 0.4 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 33.0 ppb (25) N/A 8.0 μg/m3 (7) 6.5 μg/m3 (27) 27.0
 
June 28, 2020, 1 p.m. 1.6 ppb (1) 0.4 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 32.0 ppb (25) N/A 6.0 μg/m3 (5) 5.3 μg/m3 (22) 25.0
 
June 28, 2020, noon 1.9 ppb (2) 0.2 ppb (0) N/A 2.0 ppb (2) N/A 1.0 ppb (1) 36.0 ppb (28) N/A 5.0 μg/m3 (5) 5.7 μg/m3 (24) 28.0
 
June 28, 2020, 11 a.m. 1.3 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 37.0 ppb (28) N/A 2.0 μg/m3 (2) 6.5 μg/m3 (27) 28.0
 
June 28, 2020, 10 a.m. 1.3 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 37.0 ppb (28) N/A 1.0 μg/m3 (1) 4.9 μg/m3 (20) 28.0
 
June 28, 2020, 9 a.m. 1.4 ppb (1) 0.2 ppb (0) N/A 1.0 ppb (1) N/A 1.0 ppb (1) 36.0 ppb (28) N/A 8.0 μg/m3 (7) 2.5 μg/m3 (10) 28.0