AQSQID: 80011G012

Site Name: Estaci¢N Nativitas

Location: Salamanca (Benito Juarez), MX

Reporting: True, Located: True

Current AQI: 24.0

Salamanca (Benito Juarez) MX, MX: 20.565228, -101.18824

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Sept. 23, 2019, 1 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 31.0 ppb (24) 0.72 ppb (8) 15.0 μg/m3 (14) N/A 24.0
 
Sept. 23, 2019, midnight N/A N/A N/A N/A N/A 10.0 ppb (14) 35.0 ppb (27) 0.68 ppb (8) 14.0 μg/m3 (13) N/A 27.0
 
Sept. 22, 2019, 11 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 36.0 ppb (28) 0.66 ppb (7) 10.0 μg/m3 (9) N/A 28.0
 
Sept. 22, 2019, 10 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 37.0 ppb (28) 0.67 ppb (7) 9.0 μg/m3 (8) N/A 28.0
 
Sept. 22, 2019, 9 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 35.0 ppb (27) 0.68 ppb (8) 9.0 μg/m3 (8) N/A 27.0
 
Sept. 22, 2019, 8 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 34.0 ppb (26) 0.69 ppb (8) 13.0 μg/m3 (12) N/A 26.0
 
Sept. 22, 2019, 7 p.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 33.0 ppb (25) 0.68 ppb (8) 12.0 μg/m3 (11) N/A 25.0
 
Sept. 22, 2019, 6 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 31.0 ppb (24) 0.72 ppb (8) 12.0 μg/m3 (11) N/A 24.0
 
Sept. 22, 2019, 5 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 30.0 ppb (23) 0.75 ppb (8) 10.0 μg/m3 (9) N/A 23.0
 
Sept. 22, 2019, 4 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 27.0 ppb (21) 0.77 ppb (9) 17.0 μg/m3 (15) N/A 21.0
 
Sept. 22, 2019, 3 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 14.0 ppb (11) 0.82 ppb (9) 18.0 μg/m3 (16) N/A 16.0
 
Sept. 22, 2019, 2 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 7.0 ppb (5) 0.88 ppb (10) 32.0 μg/m3 (29) N/A 29.0
 
Sept. 22, 2019, 1 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 10.0 ppb (8) 0.81 ppb (9) 30.0 μg/m3 (27) N/A 27.0
 
Sept. 22, 2019, noon N/A N/A N/A N/A N/A 10.0 ppb (14) 13.0 ppb (10) 0.74 ppb (8) 20.0 μg/m3 (18) N/A 18.0
 
Sept. 22, 2019, 11 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 14.0 ppb (11) 0.66 ppb (7) 15.0 μg/m3 (14) N/A 14.0
 
Sept. 22, 2019, 10 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 16.0 ppb (12) 0.64 ppb (7) 14.0 μg/m3 (13) N/A 13.0
 
Sept. 22, 2019, 9 a.m. N/A N/A N/A N/A N/A 10.0 ppb (14) 18.0 ppb (14) 0.64 ppb (7) 16.0 μg/m3 (15) N/A 15.0
 
Sept. 22, 2019, 8 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 17.0 ppb (13) 0.64 ppb (7) 14.0 μg/m3 (13) N/A 13.0
 
Sept. 22, 2019, 7 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 18.0 ppb (14) 0.64 ppb (7) 23.0 μg/m3 (21) N/A 21.0
 
Sept. 22, 2019, 6 a.m. N/A N/A N/A N/A N/A 15.0 ppb (21) 15.0 ppb (12) 0.67 ppb (7) 19.0 μg/m3 (17) N/A 21.0
 
Sept. 22, 2019, 3 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 21.0 ppb (16) 0.69 ppb (8) 28.0 μg/m3 (25) N/A 25.0
 
Sept. 22, 2019, 2 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 27.0 ppb (21) 0.78 ppb (9) 44.0 μg/m3 (40) N/A 40.0
 
Sept. 22, 2019, 1 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 40.0 ppb (31) 0.67 ppb (7) 24.0 μg/m3 (22) N/A 31.0
 
Sept. 22, 2019, midnight N/A N/A N/A N/A N/A 7.0 ppb (10) 42.0 ppb (32) 0.64 ppb (7) 9.0 μg/m3 (8) N/A 32.0
 
Sept. 21, 2019, 11 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 44.0 ppb (34) 0.59 ppb (7) 14.0 μg/m3 (13) N/A 34.0
 
Sept. 21, 2019, 10 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 45.0 ppb (35) 0.67 ppb (7) 14.0 μg/m3 (13) N/A 35.0
 
Sept. 21, 2019, 9 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 47.0 ppb (36) 0.68 ppb (8) 11.0 μg/m3 (10) N/A 36.0
 
Sept. 21, 2019, 8 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 48.0 ppb (37) 0.71 ppb (8) 19.0 μg/m3 (17) N/A 37.0
 
Sept. 21, 2019, 7 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 44.0 ppb (34) 0.74 ppb (8) 21.0 μg/m3 (19) N/A 34.0
 
Sept. 21, 2019, 6 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 38.0 ppb (29) 0.76 ppb (8) 19.0 μg/m3 (17) N/A 29.0
 
Sept. 21, 2019, 5 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 31.0 ppb (24) 0.74 ppb (8) 12.0 μg/m3 (11) N/A 24.0
 
Sept. 21, 2019, 4 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 24.0 ppb (18) 0.79 ppb (9) 20.0 μg/m3 (18) N/A 18.0
 
Sept. 21, 2019, 3 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 12.0 ppb (9) 0.89 ppb (10) 20.0 μg/m3 (18) N/A 18.0
 
Sept. 21, 2019, 2 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 6.0 ppb (5) 0.92 ppb (10) 23.0 μg/m3 (21) N/A 21.0
 
Sept. 21, 2019, 1 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 3.0 ppb (2) 0.9 ppb (10) 39.0 μg/m3 (35) N/A 35.0
 
Sept. 21, 2019, noon N/A N/A N/A N/A N/A 6.0 ppb (9) 3.0 ppb (2) 0.81 ppb (9) 30.0 μg/m3 (27) N/A 27.0
 
Sept. 21, 2019, 11 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 3.0 ppb (2) 0.77 ppb (9) 34.0 μg/m3 (31) N/A 31.0
 
Sept. 21, 2019, 10 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 5.0 ppb (4) 0.76 ppb (8) 28.0 μg/m3 (25) N/A 25.0
 
Sept. 21, 2019, 9 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 4.0 ppb (3) 0.78 ppb (9) 14.0 μg/m3 (13) N/A 13.0
 
Sept. 21, 2019, 8 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 23.0 ppb (18) 0.71 ppb (8) 7.0 μg/m3 (6) N/A 18.0
 
Sept. 21, 2019, 7 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 23.0 ppb (18) 0.71 ppb (8) 9.0 μg/m3 (8) N/A 18.0
 
Sept. 21, 2019, 6 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 26.0 ppb (20) 0.75 ppb (8) 19.0 μg/m3 (17) N/A 20.0
 
Sept. 21, 2019, 3 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 27.0 ppb (21) 0.74 ppb (8) 26.0 μg/m3 (24) N/A 24.0
 
Sept. 21, 2019, 2 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 27.0 ppb (21) 0.78 ppb (9) 42.0 μg/m3 (38) N/A 38.0
 
Sept. 21, 2019, 1 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 38.0 ppb (29) 0.78 ppb (9) 44.0 μg/m3 (40) N/A 40.0
 
Sept. 21, 2019, midnight N/A N/A N/A N/A N/A 10.0 ppb (14) 37.0 ppb (28) 0.74 ppb (8) 28.0 μg/m3 (25) N/A 28.0
 
Sept. 20, 2019, 11 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 39.0 ppb (30) 0.69 ppb (8) 23.0 μg/m3 (21) N/A 30.0
 
Sept. 20, 2019, 10 p.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 44.0 ppb (34) 0.67 ppb (7) 21.0 μg/m3 (19) N/A 34.0
 
Sept. 20, 2019, 9 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 49.0 ppb (38) 0.71 ppb (8) 16.0 μg/m3 (15) N/A 38.0
 
Sept. 20, 2019, 8 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 47.0 ppb (36) 0.76 ppb (8) 18.0 μg/m3 (16) N/A 36.0
 
Sept. 20, 2019, 7 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 44.0 ppb (34) 0.75 ppb (8) 19.0 μg/m3 (17) N/A 34.0
 
Sept. 20, 2019, 6 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 38.0 ppb (29) 0.76 ppb (8) 16.0 μg/m3 (15) N/A 29.0
 
Sept. 20, 2019, 5 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 34.0 ppb (26) 0.76 ppb (8) 21.0 μg/m3 (19) N/A 26.0
 
Sept. 20, 2019, 4 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 28.0 ppb (22) 0.74 ppb (8) 13.0 μg/m3 (12) N/A 22.0
 
Sept. 20, 2019, 3 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 19.0 ppb (15) 0.9 ppb (10) 30.0 μg/m3 (27) N/A 27.0
 
Sept. 20, 2019, 2 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 9.0 ppb (7) 1.03 ppb (11) 24.0 μg/m3 (22) N/A 22.0
 
Sept. 20, 2019, 1 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 10.0 ppb (8) 0.91 ppb (10) 22.0 μg/m3 (20) N/A 20.0
 
Sept. 20, 2019, noon N/A N/A N/A N/A N/A 8.0 ppb (11) 14.0 ppb (11) 0.78 ppb (9) 12.0 μg/m3 (11) N/A 11.0
 
Sept. 20, 2019, 11 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 14.0 ppb (11) 0.69 ppb (8) 21.0 μg/m3 (19) N/A 19.0
 
Sept. 20, 2019, 10 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 17.0 ppb (13) 0.67 ppb (7) 3.0 μg/m3 (3) N/A 13.0
 
Sept. 20, 2019, 9 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 28.0 ppb (22) 0.63 ppb (7) 3.0 μg/m3 (3) N/A 22.0
 
Sept. 20, 2019, 8 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 26.0 ppb (20) 0.63 ppb (7) 2.0 μg/m3 (2) N/A 20.0
 
Sept. 20, 2019, 7 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 23.0 ppb (18) 0.65 ppb (7) 11.0 μg/m3 (10) N/A 18.0
 
Sept. 20, 2019, 6 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 32.0 ppb (25) 0.64 ppb (7) 34.0 μg/m3 (31) N/A 31.0
 
Sept. 19, 2019, 7 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 28.0 ppb (22) 0.72 ppb (8) 11.0 μg/m3 (10) N/A 22.0
 
Sept. 19, 2019, 6 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 24.0 ppb (18) 0.65 ppb (7) 10.0 μg/m3 (9) N/A 18.0
 
Sept. 19, 2019, 5 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 21.0 ppb (16) 0.62 ppb (7) 10.0 μg/m3 (9) N/A 16.0
 
Sept. 19, 2019, 4 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 15.0 ppb (12) 0.68 ppb (8) 7.0 μg/m3 (6) N/A 12.0
 
Sept. 19, 2019, 3 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 9.0 ppb (7) 0.76 ppb (8) 12.0 μg/m3 (11) N/A 11.0
 
Sept. 19, 2019, 2 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 4.0 ppb (3) 0.89 ppb (10) 24.0 μg/m3 (22) N/A 22.0
 
Sept. 19, 2019, 1 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 4.0 ppb (3) 0.97 ppb (11) 20.0 μg/m3 (18) N/A 18.0
 
Sept. 19, 2019, noon N/A N/A N/A N/A N/A 7.0 ppb (10) 5.0 ppb (4) 0.75 ppb (8) 7.0 μg/m3 (6) N/A 10.0
 
Sept. 19, 2019, 11 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 4.0 ppb (3) 0.65 ppb (7) 9.0 μg/m3 (8) N/A 11.0
 
Sept. 19, 2019, 10 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 7.0 ppb (5) 0.63 ppb (7) 3.0 μg/m3 (3) N/A 10.0
 
Sept. 19, 2019, 9 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 11.0 ppb (8) 0.61 ppb (7) 5.0 μg/m3 (5) N/A 10.0
 
Sept. 19, 2019, 8 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 12.0 ppb (9) 0.63 ppb (7) 4.0 μg/m3 (4) N/A 10.0
 
Sept. 19, 2019, 7 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 12.0 ppb (9) 0.62 ppb (7) 8.0 μg/m3 (7) N/A 10.0
 
Sept. 19, 2019, midnight N/A N/A N/A N/A N/A N/A 26.0 ppb (20) N/A N/A N/A 20.0
 
Sept. 18, 2019, 11 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 26.0 ppb (20) 0.57 ppb (6) 14.0 μg/m3 (13) N/A 20.0
 
Sept. 18, 2019, 10 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 27.0 ppb (21) 0.58 ppb (6) 21.0 μg/m3 (19) N/A 21.0
 
Sept. 18, 2019, 9 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 30.0 ppb (23) 0.58 ppb (6) 10.0 μg/m3 (9) N/A 23.0
 
Sept. 18, 2019, 8 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 32.0 ppb (25) 0.6 ppb (7) 8.0 μg/m3 (7) N/A 25.0
 
Sept. 18, 2019, 7 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 35.0 ppb (27) 0.61 ppb (7) 19.0 μg/m3 (17) N/A 27.0
 
Sept. 18, 2019, 6 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 38.0 ppb (29) 0.68 ppb (8) 33.0 μg/m3 (30) N/A 30.0
 
Sept. 18, 2019, 5 p.m. N/A N/A N/A N/A N/A 11.0 ppb (16) 34.0 ppb (26) 0.67 ppb (7) 15.0 μg/m3 (14) N/A 26.0
 
Sept. 18, 2019, 4 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 27.0 ppb (21) 0.71 ppb (8) 20.0 μg/m3 (18) N/A 21.0
 
Sept. 18, 2019, 3 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 15.0 ppb (12) 0.81 ppb (9) 43.0 μg/m3 (39) N/A 39.0
 
Sept. 18, 2019, 2 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 9.0 ppb (7) 0.91 ppb (10) 42.0 μg/m3 (38) N/A 38.0
 
Sept. 18, 2019, 1 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 4.0 ppb (3) 0.83 ppb (9) 31.0 μg/m3 (28) N/A 28.0
 
Sept. 18, 2019, noon N/A N/A N/A N/A N/A 8.0 ppb (11) 9.0 ppb (7) 0.74 ppb (8) 39.0 μg/m3 (35) N/A 35.0
 
Sept. 18, 2019, 11 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 13.0 ppb (10) 0.68 ppb (8) 28.0 μg/m3 (25) N/A 25.0
 
Sept. 18, 2019, 10 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 9.0 ppb (7) 0.72 ppb (8) 34.0 μg/m3 (31) N/A 31.0
 
Sept. 18, 2019, 9 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 8.0 ppb (6) 0.68 ppb (8) 22.0 μg/m3 (20) N/A 20.0
 
Sept. 18, 2019, 8 a.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 14.0 ppb (11) 0.66 ppb (7) 33.0 μg/m3 (30) N/A 30.0
 
Sept. 18, 2019, 7 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 20.0 ppb (15) 0.68 ppb (8) 23.0 μg/m3 (21) N/A 21.0
 
Sept. 18, 2019, 6 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 22.0 ppb (17) 0.61 ppb (7) 19.0 μg/m3 (17) N/A 17.0
 
Sept. 18, 2019, 4 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 25.0 ppb (19) 0.64 ppb (7) 24.0 μg/m3 (22) N/A 22.0
 
Sept. 18, 2019, 3 a.m. N/A N/A N/A N/A N/A 16.0 ppb (23) 28.0 ppb (22) 0.61 ppb (7) 22.0 μg/m3 (20) N/A 23.0
 
Sept. 18, 2019, 2 a.m. N/A N/A N/A N/A N/A 33.0 ppb (47) 29.0 ppb (22) 0.67 ppb (7) 52.0 μg/m3 (47) N/A 47.0
 
Sept. 18, 2019, 1 a.m. N/A N/A N/A N/A N/A 25.0 ppb (36) 35.0 ppb (27) 0.68 ppb (8) 44.0 μg/m3 (40) N/A 40.0
 
Sept. 18, 2019, midnight N/A N/A N/A N/A N/A 14.0 ppb (20) 38.0 ppb (29) 0.68 ppb (8) 14.0 μg/m3 (13) N/A 29.0
 
Sept. 17, 2019, 11 p.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 42.0 ppb (32) 0.61 ppb (7) 16.0 μg/m3 (15) N/A 32.0
 
Sept. 17, 2019, 10 p.m. N/A N/A N/A N/A N/A 16.0 ppb (23) 43.0 ppb (33) 0.59 ppb (7) 15.0 μg/m3 (14) N/A 33.0
 
Sept. 17, 2019, 9 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 44.0 ppb (34) 0.64 ppb (7) 10.0 μg/m3 (9) N/A 34.0
 
Sept. 17, 2019, 8 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 44.0 ppb (34) 0.62 ppb (7) 11.0 μg/m3 (10) N/A 34.0
 
Sept. 17, 2019, 7 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 43.0 ppb (33) 0.7 ppb (8) 20.0 μg/m3 (18) N/A 33.0
 
Sept. 17, 2019, 6 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 39.0 ppb (30) 0.72 ppb (8) 17.0 μg/m3 (15) N/A 30.0
 
Sept. 17, 2019, 5 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 35.0 ppb (27) 0.72 ppb (8) 20.0 μg/m3 (18) N/A 27.0
 
Sept. 17, 2019, 4 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 30.0 ppb (23) 0.72 ppb (8) 13.0 μg/m3 (12) N/A 23.0
 
Sept. 17, 2019, 3 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 19.0 ppb (15) 0.81 ppb (9) 28.0 μg/m3 (25) N/A 25.0
 
Sept. 17, 2019, 2 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 9.0 ppb (7) 0.95 ppb (11) 43.0 μg/m3 (39) N/A 39.0
 
Sept. 17, 2019, 1 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 7.0 ppb (5) 0.83 ppb (9) 24.0 μg/m3 (22) N/A 22.0
 
Sept. 17, 2019, noon N/A N/A N/A N/A N/A 5.0 ppb (7) 6.0 ppb (5) 0.75 ppb (8) 24.0 μg/m3 (22) N/A 22.0
 
Sept. 17, 2019, 11 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 12.0 ppb (9) 0.64 ppb (7) 10.0 μg/m3 (9) N/A 9.0
 
Sept. 17, 2019, 10 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 15.0 ppb (12) 0.59 ppb (7) 13.0 μg/m3 (12) N/A 12.0
 
Sept. 17, 2019, 9 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 17.0 ppb (13) 0.58 ppb (6) 10.0 μg/m3 (9) N/A 13.0
 
Sept. 17, 2019, 8 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 19.0 ppb (15) 0.58 ppb (6) 15.0 μg/m3 (14) N/A 15.0
 
Sept. 17, 2019, 7 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 17.0 ppb (13) 0.63 ppb (7) 14.0 μg/m3 (13) N/A 13.0
 
Sept. 17, 2019, 6 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 27.0 ppb (21) 0.58 ppb (6) 18.0 μg/m3 (16) N/A 21.0
 
Sept. 17, 2019, 3 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 30.0 ppb (23) 0.62 ppb (7) 20.0 μg/m3 (18) N/A 23.0
 
Sept. 17, 2019, 2 a.m. N/A N/A N/A N/A N/A 13.0 ppb (19) 32.0 ppb (25) 0.64 ppb (7) 36.0 μg/m3 (33) N/A 33.0
 
Sept. 17, 2019, 1 a.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 39.0 ppb (30) 0.66 ppb (7) 33.0 μg/m3 (30) N/A 30.0
 
Sept. 17, 2019, midnight N/A N/A N/A N/A N/A 11.0 ppb (16) 44.0 ppb (34) 0.57 ppb (6) 3.0 μg/m3 (3) N/A 34.0
 
Sept. 16, 2019, 11 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 44.0 ppb (34) 0.55 ppb (6) 12.0 μg/m3 (11) N/A 34.0
 
Sept. 16, 2019, 10 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 43.0 ppb (33) 0.55 ppb (6) 8.0 μg/m3 (7) N/A 33.0
 
Sept. 16, 2019, 9 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 41.0 ppb (32) 0.57 ppb (6) 4.0 μg/m3 (4) N/A 32.0
 
Sept. 16, 2019, 8 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 40.0 ppb (31) 0.59 ppb (7) 7.0 μg/m3 (6) N/A 31.0
 
Sept. 16, 2019, 7 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 39.0 ppb (30) 0.6 ppb (7) 6.0 μg/m3 (5) N/A 30.0
 
Sept. 16, 2019, 6 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 38.0 ppb (29) 0.61 ppb (7) 7.0 μg/m3 (6) N/A 29.0
 
Sept. 16, 2019, 5 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 36.0 ppb (28) 0.62 ppb (7) 5.0 μg/m3 (5) N/A 28.0
 
Sept. 16, 2019, 4 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 33.0 ppb (25) 0.65 ppb (7) 19.0 μg/m3 (17) N/A 25.0
 
Sept. 16, 2019, 3 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 23.0 ppb (18) 0.68 ppb (8) 14.0 μg/m3 (13) N/A 18.0
 
Sept. 16, 2019, 2 p.m. N/A N/A N/A N/A N/A 7.0 ppb (10) 19.0 ppb (15) 0.71 ppb (8) 18.0 μg/m3 (16) N/A 16.0
 
Sept. 16, 2019, 1 p.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 18.0 ppb (14) 0.72 ppb (8) 19.0 μg/m3 (17) N/A 17.0
 
Sept. 16, 2019, noon N/A N/A N/A N/A N/A 7.0 ppb (10) 21.0 ppb (16) 0.66 ppb (7) 15.0 μg/m3 (14) N/A 16.0
 
Sept. 16, 2019, 11 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 26.0 ppb (20) 0.58 ppb (6) 7.0 μg/m3 (6) N/A 20.0
 
Sept. 16, 2019, 10 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 27.0 ppb (21) 0.57 ppb (6) 12.0 μg/m3 (11) N/A 21.0
 
Sept. 16, 2019, 9 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 24.0 ppb (18) 0.58 ppb (6) 6.0 μg/m3 (5) N/A 18.0
 
Sept. 16, 2019, 8 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 22.0 ppb (17) 0.62 ppb (7) 11.0 μg/m3 (10) N/A 17.0
 
Sept. 16, 2019, 7 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 23.0 ppb (18) 0.62 ppb (7) 7.0 μg/m3 (6) N/A 18.0
 
Sept. 16, 2019, 6 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 24.0 ppb (18) 0.64 ppb (7) 16.0 μg/m3 (15) N/A 18.0
 
Sept. 16, 2019, 3 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 27.0 ppb (21) 0.8 ppb (9) 26.0 μg/m3 (24) N/A 24.0
 
Sept. 16, 2019, 2 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 30.0 ppb (23) 0.71 ppb (8) 34.0 μg/m3 (31) N/A 31.0
 
Sept. 16, 2019, 1 a.m. N/A N/A N/A N/A N/A 12.0 ppb (17) 33.0 ppb (25) 0.74 ppb (8) 18.0 μg/m3 (16) N/A 25.0
 
Sept. 16, 2019, midnight N/A N/A N/A N/A N/A 21.0 ppb (30) 33.0 ppb (25) 0.78 ppb (9) 15.0 μg/m3 (14) N/A 30.0
 
Sept. 15, 2019, 11 p.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 36.0 ppb (28) 0.63 ppb (7) 16.0 μg/m3 (15) N/A 28.0
 
Sept. 15, 2019, 10 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 40.0 ppb (31) 0.61 ppb (7) 15.0 μg/m3 (14) N/A 31.0
 
Sept. 15, 2019, 9 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 40.0 ppb (31) 0.6 ppb (7) 1.0 μg/m3 (1) N/A 31.0
 
Sept. 15, 2019, 8 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 40.0 ppb (31) 0.64 ppb (7) 8.0 μg/m3 (7) N/A 31.0
 
Sept. 15, 2019, 7 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 39.0 ppb (30) 0.64 ppb (7) 5.0 μg/m3 (5) N/A 30.0
 
Sept. 15, 2019, 6 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 36.0 ppb (28) 0.69 ppb (8) 7.0 μg/m3 (6) N/A 28.0
 
Sept. 15, 2019, 5 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 32.0 ppb (25) 0.67 ppb (7) 6.0 μg/m3 (5) N/A 25.0
 
Sept. 15, 2019, 4 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 28.0 ppb (22) 1.04 ppb (12) 11.0 μg/m3 (10) N/A 22.0
 
Sept. 15, 2019, 3 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 19.0 ppb (15) 0.71 ppb (8) 6.0 μg/m3 (5) N/A 15.0
 
Sept. 15, 2019, 2 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 11.0 ppb (8) 0.83 ppb (9) 15.0 μg/m3 (14) N/A 14.0
 
Sept. 15, 2019, 1 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 6.0 ppb (5) 0.74 ppb (8) 21.0 μg/m3 (19) N/A 19.0
 
Sept. 15, 2019, noon N/A N/A N/A N/A N/A 4.0 ppb (6) 12.0 ppb (9) 0.66 ppb (7) 14.0 μg/m3 (13) N/A 13.0
 
Sept. 15, 2019, 11 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 20.0 ppb (15) 0.59 ppb (7) 4.0 μg/m3 (4) N/A 15.0
 
Sept. 15, 2019, 10 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 19.0 ppb (15) 1.57 ppb (17) 8.0 μg/m3 (7) N/A 17.0
 
Sept. 15, 2019, 9 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 19.0 ppb (15) 0.57 ppb (6) 4.0 μg/m3 (4) N/A 15.0
 
Sept. 15, 2019, 8 a.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 19.0 ppb (15) 0.58 ppb (6) 10.0 μg/m3 (9) N/A 15.0
 
Sept. 15, 2019, 7 a.m. N/A N/A N/A N/A N/A 6.0 ppb (9) 20.0 ppb (15) 0.92 ppb (10) 10.0 μg/m3 (9) N/A 15.0
 
Sept. 15, 2019, 6 a.m. N/A N/A N/A N/A N/A 8.0 ppb (11) 20.0 ppb (15) 0.61 ppb (7) 18.0 μg/m3 (16) N/A 16.0
 
Sept. 15, 2019, 3 a.m. N/A N/A N/A N/A N/A 41.0 ppb (53) 22.0 ppb (17) 1.18 ppb (13) 29.0 μg/m3 (26) N/A 53.0
 
Sept. 15, 2019, 2 a.m. N/A N/A N/A N/A N/A 27.0 ppb (39) 22.0 ppb (17) 0.9 ppb (10) 33.0 μg/m3 (30) N/A 39.0
 
Sept. 15, 2019, 1 a.m. N/A N/A N/A N/A N/A 30.0 ppb (43) 24.0 ppb (18) 1.48 ppb (16) 31.0 μg/m3 (28) N/A 43.0
 
Sept. 15, 2019, midnight N/A N/A N/A N/A N/A 41.0 ppb (53) 27.0 ppb (21) 0.64 ppb (7) 13.0 μg/m3 (12) N/A 53.0
 
Sept. 14, 2019, 11 p.m. N/A N/A N/A N/A N/A 9.0 ppb (13) 31.0 ppb (24) 0.62 ppb (7) 10.0 μg/m3 (9) N/A 24.0