AQSQID: 401210415

Site Name: Mcalester

Location: Mcalester (Shuman Rd), OK

Reporting: True, Located: True

Current AQI: 37.0

Mcalester (Shuman Rd) OK, US: 34.906082, -95.794128

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
April 2, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 12.0 μg/m3 (11) 6.9 μg/m3 (29) 37.0
 
April 2, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 13.0 μg/m3 (12) 7.1 μg/m3 (30) 36.0
 
April 2, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 14.0 μg/m3 (13) 7.5 μg/m3 (31) 35.0
 
April 2, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 14.0 μg/m3 (13) 8.4 μg/m3 (35) 35.0
 
April 2, 2020, noon N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 15.0 μg/m3 (14) 9.6 μg/m3 (40) 40.0
 
April 2, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 15.0 μg/m3 (14) 9.9 μg/m3 (41) 41.0
 
April 2, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 17.0 μg/m3 (15) 10.5 μg/m3 (44) 44.0
 
April 2, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 14.0 μg/m3 (13) 8.3 μg/m3 (35) 35.0
 
April 2, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 14.0 μg/m3 (13) 8.0 μg/m3 (33) 33.0
 
April 2, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 13.0 μg/m3 (12) 7.9 μg/m3 (33) 33.0
 
April 2, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 14.0 μg/m3 (13) 7.9 μg/m3 (33) 35.0
 
April 2, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 13.0 μg/m3 (12) 7.5 μg/m3 (31) 37.0
 
April 2, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 50.0 ppb (38) N/A 13.0 μg/m3 (12) 7.6 μg/m3 (32) 38.0
 
April 2, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A 12.0 μg/m3 (11) 7.5 μg/m3 (31) 42.0
 
April 2, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 52.0 ppb (40) N/A 12.0 μg/m3 (11) 7.1 μg/m3 (30) 40.0
 
April 2, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 10.0 μg/m3 (9) 5.2 μg/m3 (22) 35.0
 
April 2, 2020, midnight N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 10.0 μg/m3 (9) 4.6 μg/m3 (19) 35.0
 
April 1, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 9.0 μg/m3 (8) 4.7 μg/m3 (20) 35.0
 
April 1, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 10.0 μg/m3 (9) 4.8 μg/m3 (20) 35.0
 
April 1, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 9.0 μg/m3 (8) 4.8 μg/m3 (20) 35.0
 
April 1, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A N/A 4.6 μg/m3 (19) 35.0
 
April 1, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 10.0 μg/m3 (9) 5.3 μg/m3 (22) 35.0
 
April 1, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 11.0 μg/m3 (10) 5.9 μg/m3 (25) 35.0
 
April 1, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 11.0 μg/m3 (10) 6.2 μg/m3 (26) 35.0
 
April 1, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 12.0 μg/m3 (11) 6.1 μg/m3 (25) 35.0
 
April 1, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 12.0 μg/m3 (11) 6.6 μg/m3 (28) 31.0
 
April 1, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 14.0 μg/m3 (13) 9.1 μg/m3 (38) 38.0
 
April 1, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 16.0 μg/m3 (15) 10.5 μg/m3 (44) 44.0
 
April 1, 2020, noon N/A N/A N/A N/A N/A N/A 7.0 ppb (5) N/A 19.0 μg/m3 (17) 10.8 μg/m3 (45) 45.0
 
April 1, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 17.0 μg/m3 (15) 11.3 μg/m3 (47) 47.0
 
April 1, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 8.0 ppb (6) N/A 17.0 μg/m3 (15) 10.9 μg/m3 (45) 45.0
 
April 1, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 9.0 ppb (7) N/A 16.0 μg/m3 (15) 10.8 μg/m3 (45) 45.0
 
April 1, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 18.0 μg/m3 (16) 11.9 μg/m3 (50) 50.0
 
April 1, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A 17.0 μg/m3 (15) 9.9 μg/m3 (41) 41.0
 
April 1, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 4.0 ppb (3) N/A 16.0 μg/m3 (15) 9.2 μg/m3 (38) 38.0
 
April 1, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (4) N/A 17.0 μg/m3 (15) 8.8 μg/m3 (37) 37.0
 
April 1, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A 15.0 μg/m3 (14) 8.7 μg/m3 (36) 36.0
 
April 1, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (9) N/A 16.0 μg/m3 (15) 8.9 μg/m3 (37) 37.0
 
April 1, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A 17.0 μg/m3 (15) 9.2 μg/m3 (38) 38.0
 
April 1, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (12) N/A 18.0 μg/m3 (16) 9.4 μg/m3 (39) 39.0
 
April 1, 2020, midnight N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A 15.0 μg/m3 (14) 8.9 μg/m3 (37) 37.0
 
March 31, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A 13.0 μg/m3 (12) 7.9 μg/m3 (33) 39.0
 
March 31, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A 13.0 μg/m3 (12) 7.3 μg/m3 (30) 39.0
 
March 31, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A 12.0 μg/m3 (11) 6.7 μg/m3 (28) 39.0
 
March 31, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A 12.0 μg/m3 (11) 5.9 μg/m3 (25) 38.0
 
March 31, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 10.0 μg/m3 (9) 5.2 μg/m3 (22) 37.0
 
March 31, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 10.0 μg/m3 (9) 5.0 μg/m3 (21) 37.0
 
March 31, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 9.0 μg/m3 (8) 4.4 μg/m3 (18) 36.0
 
March 31, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 8.0 μg/m3 (7) 4.4 μg/m3 (18) 36.0
 
March 31, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A 9.0 μg/m3 (8) 5.5 μg/m3 (23) 34.0
 
March 31, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A 12.0 μg/m3 (11) 7.0 μg/m3 (29) 32.0
 
March 31, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 10.0 μg/m3 (9) 6.5 μg/m3 (27) 31.0
 
March 31, 2020, noon N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 9.0 μg/m3 (8) 5.4 μg/m3 (23) 31.0
 
March 31, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 9.0 μg/m3 (8) 4.7 μg/m3 (20) 33.0
 
March 31, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 5.0 μg/m3 (5) 2.7 μg/m3 (11) 35.0
 
March 31, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 4.0 μg/m3 (4) 1.5 μg/m3 (6) 30.0
 
March 31, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 7.0 μg/m3 (6) 2.7 μg/m3 (11) 31.0
 
March 31, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A 6.0 μg/m3 (5) 2.5 μg/m3 (10) 32.0
 
March 31, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 5.0 μg/m3 (5) 1.7 μg/m3 (7) 32.0
 
March 31, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 6.0 μg/m3 (5) 2.0 μg/m3 (8) 32.0
 
March 31, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A 4.0 μg/m3 (4) 2.0 μg/m3 (8) 34.0
 
March 31, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A 5.0 μg/m3 (5) 3.0 μg/m3 (12) 32.0
 
March 31, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 6.0 μg/m3 (5) 3.6 μg/m3 (15) 30.0
 
March 31, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 8.0 μg/m3 (7) 4.0 μg/m3 (17) 30.0
 
March 31, 2020, midnight N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 9.0 μg/m3 (8) 4.5 μg/m3 (19) 30.0
 
March 30, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 9.0 μg/m3 (8) 4.4 μg/m3 (18) 32.0
 
March 30, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 10.0 μg/m3 (9) 4.9 μg/m3 (20) 31.0
 
March 30, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 12.0 μg/m3 (11) 5.1 μg/m3 (21) 30.0
 
March 30, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 11.0 μg/m3 (10) 4.9 μg/m3 (20) 31.0
 
March 30, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 9.0 μg/m3 (8) 4.1 μg/m3 (17) 37.0
 
March 30, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 8.0 μg/m3 (7) 3.7 μg/m3 (15) 36.0
 
March 30, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 9.0 μg/m3 (8) 3.7 μg/m3 (15) 37.0
 
March 30, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 48.0 ppb (37) N/A 9.0 μg/m3 (8) 3.8 μg/m3 (16) 37.0
 
March 30, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 13.0 μg/m3 (12) 6.1 μg/m3 (25) 29.0
 
March 30, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 18.0 μg/m3 (16) 10.1 μg/m3 (42) 42.0
 
March 30, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 22.0 μg/m3 (20) 11.1 μg/m3 (46) 46.0
 
March 30, 2020, noon N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 18.0 μg/m3 (16) 11.4 μg/m3 (48) 48.0
 
March 30, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 26.0 μg/m3 (24) 15.9 μg/m3 (58) 58.0
 
March 30, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 20.0 μg/m3 (18) 11.8 μg/m3 (49) 49.0
 
March 30, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 18.0 μg/m3 (16) 9.8 μg/m3 (41) 41.0
 
March 30, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 20.0 μg/m3 (18) 10.5 μg/m3 (44) 44.0
 
March 30, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 20.0 μg/m3 (18) 10.1 μg/m3 (42) 42.0
 
March 30, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (14) N/A 18.0 μg/m3 (16) 9.4 μg/m3 (39) 39.0
 
March 30, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 19.0 μg/m3 (17) 9.7 μg/m3 (40) 40.0
 
March 30, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 21.0 μg/m3 (19) 11.3 μg/m3 (47) 47.0
 
March 30, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A 21.0 μg/m3 (19) 12.2 μg/m3 (50) 50.0
 
March 30, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A 24.0 μg/m3 (22) 13.3 μg/m3 (53) 53.0
 
March 30, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 22.0 μg/m3 (20) 11.5 μg/m3 (48) 48.0
 
March 30, 2020, midnight N/A N/A N/A N/A N/A N/A 44.0 ppb (34) N/A 18.0 μg/m3 (16) 9.2 μg/m3 (38) 38.0
 
March 29, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A 12.0 μg/m3 (11) 7.0 μg/m3 (29) 42.0
 
March 29, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 64.0 ppb (49) N/A 33.0 μg/m3 (30) 26.3 μg/m3 (80) 80.0
 
March 29, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 63.0 ppb (48) N/A 31.0 μg/m3 (28) 23.9 μg/m3 (75) 75.0
 
March 29, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 56.0 ppb (43) N/A 24.0 μg/m3 (22) 18.1 μg/m3 (63) 63.0
 
March 29, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 49.0 ppb (38) N/A 10.0 μg/m3 (9) 5.5 μg/m3 (23) 38.0
 
March 29, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 9.0 μg/m3 (8) 4.8 μg/m3 (20) 20.0
 
March 29, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 10.0 μg/m3 (9) 3.9 μg/m3 (16) 16.0
 
March 29, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 42.0 ppb (32) N/A 6.0 μg/m3 (5) 3.3 μg/m3 (14) 32.0
 
March 29, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 7.0 μg/m3 (6) 3.3 μg/m3 (14) 30.0
 
March 29, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (15) N/A 9.0 μg/m3 (8) 3.6 μg/m3 (15) 15.0
 
March 29, 2020, noon N/A N/A N/A N/A N/A N/A 11.0 ppb (8) N/A 7.0 μg/m3 (6) 2.8 μg/m3 (12) 12.0
 
March 29, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (10) N/A 10.0 μg/m3 (9) 2.2 μg/m3 (9) 10.0
 
March 29, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (12) N/A 9.0 μg/m3 (8) 2.3 μg/m3 (10) 12.0
 
March 29, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 7.0 μg/m3 (6) 1.8 μg/m3 (8) 22.0
 
March 29, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 8.0 μg/m3 (7) 1.7 μg/m3 (7) 27.0
 
March 29, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 8.0 μg/m3 (7) 1.6 μg/m3 (7) 28.0
 
March 29, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 12.0 μg/m3 (11) 2.0 μg/m3 (8) 28.0
 
March 29, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 22.0 μg/m3 (20) 3.6 μg/m3 (15) 28.0
 
March 29, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A 48.0 μg/m3 (44) 6.5 μg/m3 (27) 44.0
 
March 29, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 37.0 μg/m3 (34) 7.6 μg/m3 (32) 34.0
 
March 29, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 41.0 ppb (32) N/A 17.0 μg/m3 (15) 5.3 μg/m3 (22) 32.0
 
March 29, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 17.0 μg/m3 (15) 5.7 μg/m3 (24) 35.0
 
March 29, 2020, midnight N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A 15.0 μg/m3 (14) 6.5 μg/m3 (27) 39.0
 
March 28, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A 14.0 μg/m3 (13) 5.1 μg/m3 (21) 42.0
 
March 28, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A 12.0 μg/m3 (11) 4.4 μg/m3 (18) 42.0
 
March 28, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A 9.0 μg/m3 (8) 3.5 μg/m3 (15) 42.0
 
March 28, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) N/A 9.0 μg/m3 (8) 3.2 μg/m3 (13) 42.0
 
March 28, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 55.0 ppb (42) N/A 9.0 μg/m3 (8) 3.4 μg/m3 (14) 42.0
 
March 28, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A 10.0 μg/m3 (9) 3.6 μg/m3 (15) 42.0
 
March 28, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A 12.0 μg/m3 (11) 4.1 μg/m3 (17) 42.0
 
March 28, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 19.0 μg/m3 (17) 6.3 μg/m3 (26) 35.0
 
March 28, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 25.0 μg/m3 (23) 9.4 μg/m3 (39) 39.0
 
March 28, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 28.0 μg/m3 (25) 11.2 μg/m3 (47) 47.0
 
March 28, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 23.0 μg/m3 (21) 12.7 μg/m3 (51) 51.0
 
March 28, 2020, noon N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 24.0 μg/m3 (22) 14.0 μg/m3 (54) 54.0
 
March 28, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) N/A 22.0 μg/m3 (20) 13.2 μg/m3 (53) 53.0
 
March 28, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 22.0 μg/m3 (20) 13.0 μg/m3 (52) 52.0
 
March 28, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (25) N/A 22.0 μg/m3 (20) 13.1 μg/m3 (52) 52.0
 
March 28, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 23.0 μg/m3 (21) 13.2 μg/m3 (53) 53.0
 
March 28, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 23.0 μg/m3 (21) 14.2 μg/m3 (55) 55.0
 
March 28, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) N/A 24.0 μg/m3 (22) 15.5 μg/m3 (57) 57.0
 
March 28, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 25.0 μg/m3 (23) 17.1 μg/m3 (61) 61.0
 
March 28, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 25.0 μg/m3 (23) 17.8 μg/m3 (62) 62.0
 
March 28, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 26.0 μg/m3 (24) 18.7 μg/m3 (64) 64.0
 
March 28, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 27.0 μg/m3 (25) 19.4 μg/m3 (66) 66.0
 
March 28, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 27.0 μg/m3 (25) 19.8 μg/m3 (67) 67.0
 
March 28, 2020, midnight N/A N/A N/A N/A N/A N/A 39.0 ppb (30) N/A 28.0 μg/m3 (25) 20.1 μg/m3 (67) 67.0
 
March 27, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 27.0 μg/m3 (25) 19.6 μg/m3 (66) 66.0
 
March 27, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 27.0 μg/m3 (25) 18.6 μg/m3 (64) 64.0
 
March 27, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 27.0 μg/m3 (25) 19.0 μg/m3 (65) 65.0
 
March 27, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (25) N/A 25.0 μg/m3 (23) 18.3 μg/m3 (63) 63.0
 
March 27, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 23.0 μg/m3 (21) 16.9 μg/m3 (60) 60.0
 
March 27, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 29.0 ppb (22) N/A 22.0 μg/m3 (20) 16.3 μg/m3 (59) 59.0
 
March 27, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 22.0 μg/m3 (20) 15.5 μg/m3 (57) 57.0
 
March 27, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 20.0 μg/m3 (18) 14.3 μg/m3 (55) 55.0
 
March 27, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 19.0 μg/m3 (17) 12.5 μg/m3 (51) 51.0
 
March 27, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (18) N/A 17.0 μg/m3 (15) 11.6 μg/m3 (48) 48.0
 
March 27, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) N/A 18.0 μg/m3 (16) 11.7 μg/m3 (49) 49.0
 
March 27, 2020, noon N/A N/A N/A N/A N/A N/A 24.0 ppb (18) N/A 19.0 μg/m3 (17) 12.3 μg/m3 (51) 51.0
 
March 27, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) N/A 20.0 μg/m3 (18) 13.4 μg/m3 (53) 53.0
 
March 27, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) N/A 23.0 μg/m3 (21) 15.5 μg/m3 (57) 57.0
 
March 27, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) N/A 23.0 μg/m3 (21) 16.0 μg/m3 (59) 59.0
 
March 27, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 34.0 ppb (26) N/A 23.0 μg/m3 (21) 16.5 μg/m3 (60) 60.0
 
March 27, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) N/A 24.0 μg/m3 (22) 16.9 μg/m3 (60) 60.0
 
March 27, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 37.0 ppb (28) N/A 25.0 μg/m3 (23) 18.6 μg/m3 (64) 64.0
 
March 27, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 27.0 μg/m3 (25) 19.9 μg/m3 (67) 67.0
 
March 27, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (31) N/A 26.0 μg/m3 (24) 19.8 μg/m3 (67) 67.0
 
March 27, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 24.0 μg/m3 (22) 18.6 μg/m3 (64) 64.0
 
March 27, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 23.0 μg/m3 (21) 17.4 μg/m3 (61) 61.0
 
March 27, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 45.0 ppb (35) N/A 23.0 μg/m3 (21) 16.2 μg/m3 (59) 59.0
 
March 27, 2020, midnight N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 23.0 μg/m3 (21) 14.9 μg/m3 (56) 56.0
 
March 26, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 46.0 ppb (35) N/A 22.0 μg/m3 (20) 14.5 μg/m3 (55) 55.0
 
March 26, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 54.0 ppb (42) N/A 25.0 μg/m3 (23) 14.9 μg/m3 (56) 56.0
 
March 26, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 58.0 ppb (45) N/A 28.0 μg/m3 (25) 18.6 μg/m3 (64) 64.0
 
March 26, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 53.0 ppb (41) N/A 24.0 μg/m3 (22) 14.3 μg/m3 (55) 55.0
 
March 26, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 51.0 ppb (39) N/A 27.0 μg/m3 (25) 15.4 μg/m3 (57) 57.0
 
March 26, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 47.0 ppb (36) N/A 25.0 μg/m3 (23) 15.0 μg/m3 (56) 56.0
 
March 26, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (33) N/A 27.0 μg/m3 (25) 17.0 μg/m3 (61) 61.0
 
March 26, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 38.0 ppb (29) N/A 25.0 μg/m3 (23) 16.7 μg/m3 (60) 60.0