AQSQID: 80011G008

Site Name: Estaci¢N Cruz Roja

Location: Salamanca, MX

Reporting: True, Located: True

Current AQI: 23.0

Salamanca MX, MX: 20.578558, -101.19886

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 21, 2019, 10 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 11.0 ppb (8) 0.91 ppb (10) 25.0 μg/m3 (23) N/A 23.0
 
Jan. 21, 2019, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 12.0 ppb (9) 0.92 ppb (10) 25.0 μg/m3 (23) N/A 23.0
 
Jan. 21, 2019, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 13.0 ppb (10) 0.92 ppb (10) 24.0 μg/m3 (22) N/A 22.0
 
Jan. 21, 2019, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 14.0 ppb (11) 0.92 ppb (10) 20.0 μg/m3 (18) N/A 18.0
 
Jan. 21, 2019, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 16.0 ppb (12) 0.94 ppb (10) 26.0 μg/m3 (24) N/A 24.0
 
Jan. 21, 2019, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 27.0 ppb (21) 0.95 ppb (11) 21.0 μg/m3 (19) N/A 21.0
 
Jan. 21, 2019, 3 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 28.0 ppb (22) 0.98 ppb (11) 22.0 μg/m3 (20) N/A 22.0
 
Jan. 21, 2019, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 27.0 ppb (21) 1.0 ppb (11) 24.0 μg/m3 (22) N/A 22.0
 
Jan. 21, 2019, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 32.0 ppb (25) 0.99 ppb (11) 28.0 μg/m3 (25) N/A 25.0
 
Jan. 21, 2019, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) 40.0 ppb (31) 0.94 ppb (10) 16.0 μg/m3 (15) N/A 31.0
 
Jan. 20, 2019, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 39.0 ppb (30) 0.91 ppb (10) 18.0 μg/m3 (16) N/A 30.0
 
Jan. 20, 2019, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 39.0 ppb (30) 0.9 ppb (10) 13.0 μg/m3 (12) N/A 30.0
 
Jan. 20, 2019, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 32.0 ppb (25) 0.94 ppb (10) 16.0 μg/m3 (15) N/A 25.0
 
Jan. 20, 2019, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 35.0 ppb (27) 0.95 ppb (11) 18.0 μg/m3 (16) N/A 27.0
 
Jan. 20, 2019, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 32.0 ppb (25) 0.93 ppb (10) 16.0 μg/m3 (15) N/A 25.0
 
Jan. 20, 2019, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 30.0 ppb (23) 0.92 ppb (10) 19.0 μg/m3 (17) N/A 23.0
 
Jan. 20, 2019, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 28.0 ppb (22) 0.9 ppb (10) 16.0 μg/m3 (15) N/A 22.0
 
Jan. 20, 2019, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 28.0 ppb (22) 0.88 ppb (10) 17.0 μg/m3 (15) N/A 22.0
 
Jan. 20, 2019, 3 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 26.0 ppb (20) 0.88 ppb (10) 14.0 μg/m3 (13) N/A 20.0
 
Jan. 20, 2019, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 27.0 ppb (21) 0.89 ppb (10) 17.0 μg/m3 (15) N/A 21.0
 
Jan. 20, 2019, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 27.0 ppb (21) 0.87 ppb (10) 12.0 μg/m3 (11) N/A 21.0
 
Jan. 20, 2019, noon N/A N/A N/A N/A N/A 1.0 ppb (1) 29.0 ppb (22) 0.87 ppb (10) 20.0 μg/m3 (18) N/A 22.0
 
Jan. 20, 2019, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 29.0 ppb (22) 0.88 ppb (10) 21.0 μg/m3 (19) N/A 22.0
 
Jan. 20, 2019, 10 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 29.0 ppb (22) 0.89 ppb (10) 22.0 μg/m3 (20) N/A 22.0
 
Jan. 20, 2019, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 27.0 ppb (21) 0.9 ppb (10) 26.0 μg/m3 (24) N/A 24.0
 
Jan. 20, 2019, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 26.0 ppb (20) 0.92 ppb (10) 29.0 μg/m3 (26) N/A 26.0
 
Jan. 20, 2019, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 20.0 ppb (15) 0.96 ppb (11) 66.0 μg/m3 (56) N/A 56.0
 
Jan. 20, 2019, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 18.0 ppb (14) 1.04 ppb (12) 50.0 μg/m3 (45) N/A 45.0
 
Jan. 20, 2019, 4 a.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 15.0 ppb (12) 1.67 ppb (19) 71.0 μg/m3 (58) N/A 58.0
 
Jan. 20, 2019, 3 a.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 4.0 ppb (3) 2.94 ppb (33) 83.0 μg/m3 (64) N/A 64.0
 
Jan. 20, 2019, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 6.0 ppb (5) 2.34 ppb (26) 62.0 μg/m3 (54) N/A 54.0
 
Jan. 20, 2019, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 25.0 ppb (19) 1.44 ppb (16) 31.0 μg/m3 (28) N/A 28.0
 
Jan. 20, 2019, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) 38.0 ppb (29) 1.14 ppb (13) 32.0 μg/m3 (29) N/A 29.0
 
Jan. 19, 2019, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 40.0 ppb (31) 1.14 ppb (13) 23.0 μg/m3 (21) N/A 31.0
 
Jan. 19, 2019, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 49.0 ppb (38) 1.1 ppb (12) 23.0 μg/m3 (21) N/A 38.0
 
Jan. 19, 2019, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 46.0 ppb (35) 1.07 ppb (12) 20.0 μg/m3 (18) N/A 35.0
 
Jan. 19, 2019, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 40.0 ppb (31) 1.05 ppb (12) 21.0 μg/m3 (19) N/A 31.0
 
Jan. 19, 2019, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 35.0 ppb (27) 1.18 ppb (13) 18.0 μg/m3 (16) N/A 27.0
 
Jan. 19, 2019, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 29.0 ppb (22) 1.42 ppb (16) 48.0 μg/m3 (44) N/A 44.0
 
Jan. 19, 2019, 5 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 20.0 ppb (15) 1.47 ppb (16) 62.0 μg/m3 (54) N/A 54.0
 
Jan. 19, 2019, 4 p.m. N/A N/A N/A N/A N/A 5.0 ppb (7) 7.0 ppb (5) 1.54 ppb (17) 72.0 μg/m3 (58) N/A 58.0
 
Jan. 19, 2019, 3 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 4.0 ppb (3) 1.62 ppb (18) 87.0 μg/m3 (66) N/A 66.0
 
Jan. 19, 2019, 2 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 5.0 ppb (4) 1.54 ppb (17) 56.0 μg/m3 (50) N/A 50.0
 
Jan. 19, 2019, 1 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 3.0 ppb (2) 1.41 ppb (16) 62.0 μg/m3 (54) N/A 54.0
 
Jan. 19, 2019, noon N/A N/A N/A N/A N/A 2.0 ppb (3) 3.0 ppb (2) 1.31 ppb (15) 42.0 μg/m3 (38) N/A 38.0
 
Jan. 19, 2019, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 3.0 ppb (2) 1.15 ppb (13) 38.0 μg/m3 (35) N/A 35.0
 
Jan. 19, 2019, 10 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 3.0 ppb (2) 1.09 ppb (12) 35.0 μg/m3 (32) N/A 32.0
 
Jan. 19, 2019, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 4.0 ppb (3) 1.14 ppb (13) 34.0 μg/m3 (31) N/A 31.0
 
Jan. 19, 2019, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 5.0 ppb (4) 1.56 ppb (17) 43.0 μg/m3 (39) N/A 39.0
 
Jan. 19, 2019, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 13.0 ppb (10) 1.29 ppb (14) 37.0 μg/m3 (34) N/A 34.0
 
Jan. 19, 2019, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 13.0 ppb (10) 1.18 ppb (13) 39.0 μg/m3 (35) N/A 35.0
 
Jan. 19, 2019, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 6.0 ppb (5) 1.72 ppb (19) 49.0 μg/m3 (45) N/A 45.0
 
Jan. 19, 2019, 3 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 7.0 ppb (5) 1.51 ppb (17) 38.0 μg/m3 (35) N/A 35.0
 
Jan. 19, 2019, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 13.0 ppb (10) 1.31 ppb (15) 38.0 μg/m3 (35) N/A 35.0
 
Jan. 19, 2019, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 16.0 ppb (12) 1.37 ppb (15) 47.0 μg/m3 (43) N/A 43.0
 
Jan. 19, 2019, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) 20.0 ppb (15) 1.43 ppb (16) 35.0 μg/m3 (32) N/A 32.0
 
Jan. 18, 2019, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 27.0 ppb (21) 1.29 ppb (14) 48.0 μg/m3 (44) N/A 44.0
 
Jan. 18, 2019, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 39.0 ppb (30) 1.19 ppb (13) 32.0 μg/m3 (29) N/A 30.0
 
Jan. 18, 2019, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 30.0 ppb (23) 1.2 ppb (13) 26.0 μg/m3 (24) N/A 24.0
 
Jan. 18, 2019, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 30.0 ppb (23) 1.33 ppb (15) 32.0 μg/m3 (29) N/A 29.0
 
Jan. 18, 2019, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 32.0 ppb (25) 1.23 ppb (14) 49.0 μg/m3 (45) N/A 45.0
 
Jan. 18, 2019, 6 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 24.0 ppb (18) 1.28 ppb (14) 35.0 μg/m3 (32) N/A 32.0
 
Jan. 18, 2019, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 16.0 ppb (12) 1.1 ppb (12) 35.0 μg/m3 (32) N/A 32.0
 
Jan. 18, 2019, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 6.0 ppb (5) 1.16 ppb (13) 32.0 μg/m3 (29) N/A 29.0
 
Jan. 18, 2019, 3 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 7.0 ppb (5) 1.32 ppb (15) 40.0 μg/m3 (36) N/A 36.0
 
Jan. 18, 2019, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 3.0 ppb (2) 1.27 ppb (14) 29.0 μg/m3 (26) N/A 26.0
 
Jan. 18, 2019, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 4.0 ppb (3) 1.07 ppb (12) 27.0 μg/m3 (25) N/A 25.0
 
Jan. 18, 2019, noon N/A N/A N/A N/A N/A 2.0 ppb (3) 6.0 ppb (5) 0.99 ppb (11) 24.0 μg/m3 (22) N/A 22.0
 
Jan. 18, 2019, 11 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 13.0 ppb (10) 0.96 ppb (11) 24.0 μg/m3 (22) N/A 22.0
 
Jan. 18, 2019, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 25.0 ppb (19) 0.94 ppb (10) 19.0 μg/m3 (17) N/A 19.0
 
Jan. 18, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 22.0 ppb (17) 0.97 ppb (11) 16.0 μg/m3 (15) N/A 17.0
 
Jan. 18, 2019, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 20.0 ppb (15) 0.98 ppb (11) 21.0 μg/m3 (19) N/A 19.0
 
Jan. 18, 2019, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 19.0 ppb (15) 1.0 ppb (11) 21.0 μg/m3 (19) N/A 19.0
 
Jan. 18, 2019, 6 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 22.0 ppb (17) 1.04 ppb (12) 20.0 μg/m3 (18) N/A 18.0
 
Jan. 18, 2019, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 23.0 ppb (18) 1.11 ppb (12) 26.0 μg/m3 (24) N/A 24.0
 
Jan. 18, 2019, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 22.0 ppb (17) 1.16 ppb (13) 36.0 μg/m3 (33) N/A 33.0
 
Jan. 18, 2019, 3 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 25.0 ppb (19) 1.28 ppb (14) 73.0 μg/m3 (59) N/A 59.0
 
Jan. 18, 2019, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 15.0 ppb (12) 1.54 ppb (17) 69.0 μg/m3 (57) N/A 57.0
 
Jan. 18, 2019, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 18.0 ppb (14) 1.75 ppb (19) 57.0 μg/m3 (51) N/A 51.0
 
Jan. 18, 2019, midnight N/A N/A N/A N/A N/A 3.0 ppb (4) 36.0 ppb (28) 1.31 ppb (15) 38.0 μg/m3 (35) N/A 35.0
 
Jan. 17, 2019, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 43.0 ppb (33) 1.03 ppb (11) 26.0 μg/m3 (24) N/A 33.0
 
Jan. 17, 2019, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 35.0 ppb (27) 1.07 ppb (12) 29.0 μg/m3 (26) N/A 27.0
 
Jan. 17, 2019, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 37.0 ppb (28) 1.05 ppb (12) 30.0 μg/m3 (27) N/A 28.0
 
Jan. 17, 2019, 8 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 35.0 ppb (27) 1.1 ppb (12) 39.0 μg/m3 (35) N/A 35.0
 
Jan. 17, 2019, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 29.0 ppb (22) 1.12 ppb (12) 26.0 μg/m3 (24) N/A 24.0
 
Jan. 17, 2019, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 26.0 ppb (20) 1.19 ppb (13) 23.0 μg/m3 (21) N/A 21.0
 
Jan. 17, 2019, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 18.0 ppb (14) 1.18 ppb (13) 19.0 μg/m3 (17) N/A 17.0
 
Jan. 17, 2019, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 13.0 ppb (10) 1.28 ppb (14) 34.0 μg/m3 (31) N/A 31.0
 
Jan. 17, 2019, 3 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 6.0 ppb (5) 1.57 ppb (17) 66.0 μg/m3 (56) N/A 56.0
 
Jan. 17, 2019, 2 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 3.0 ppb (2) 1.84 ppb (20) 47.0 μg/m3 (43) N/A 43.0
 
Jan. 17, 2019, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 3.0 ppb (2) 1.14 ppb (13) 34.0 μg/m3 (31) N/A 31.0
 
Jan. 17, 2019, noon N/A N/A N/A N/A N/A 2.0 ppb (3) 3.0 ppb (2) 1.14 ppb (13) 40.0 μg/m3 (36) N/A 36.0
 
Jan. 17, 2019, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 10.0 ppb (8) 1.0 ppb (11) 19.0 μg/m3 (17) N/A 17.0
 
Jan. 17, 2019, 10 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 7.0 ppb (5) 1.0 ppb (11) 26.0 μg/m3 (24) N/A 24.0
 
Jan. 17, 2019, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 15.0 ppb (12) 0.95 ppb (11) 13.0 μg/m3 (12) N/A 12.0
 
Jan. 17, 2019, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 15.0 ppb (12) 0.98 ppb (11) 20.0 μg/m3 (18) N/A 18.0
 
Jan. 17, 2019, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 14.0 ppb (11) 1.01 ppb (11) 26.0 μg/m3 (24) N/A 24.0
 
Jan. 17, 2019, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 11.0 ppb (8) 1.07 ppb (12) 39.0 μg/m3 (35) N/A 35.0
 
Jan. 17, 2019, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) 41.0 ppb (32) 1.23 ppb (14) 36.0 μg/m3 (33) N/A 33.0
 
Jan. 16, 2019, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 42.0 ppb (32) 1.21 ppb (13) 32.0 μg/m3 (29) N/A 32.0
 
Jan. 16, 2019, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 38.0 ppb (29) 1.23 ppb (14) 47.0 μg/m3 (43) N/A 43.0
 
Jan. 16, 2019, 9 p.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 35.0 ppb (27) 1.33 ppb (15) 51.0 μg/m3 (46) N/A 46.0
 
Jan. 16, 2019, 8 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 33.0 ppb (25) 1.3 ppb (14) 44.0 μg/m3 (40) N/A 40.0
 
Jan. 16, 2019, 7 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 27.0 ppb (21) 1.14 ppb (13) 46.0 μg/m3 (42) N/A 42.0
 
Jan. 16, 2019, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 21.0 ppb (16) 1.05 ppb (12) 30.0 μg/m3 (27) N/A 27.0
 
Jan. 16, 2019, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 13.0 ppb (10) 1.08 ppb (12) 24.0 μg/m3 (22) N/A 22.0
 
Jan. 16, 2019, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 6.0 ppb (5) 1.14 ppb (13) 30.0 μg/m3 (27) N/A 27.0
 
Jan. 16, 2019, 3 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 5.0 ppb (4) 1.06 ppb (12) 24.0 μg/m3 (22) N/A 22.0
 
Jan. 16, 2019, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 3.0 ppb (2) 1.01 ppb (11) 21.0 μg/m3 (19) N/A 19.0
 
Jan. 16, 2019, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 7.0 ppb (5) 0.96 ppb (11) 15.0 μg/m3 (14) N/A 14.0
 
Jan. 16, 2019, noon N/A N/A N/A N/A N/A 2.0 ppb (3) 7.0 ppb (5) 0.95 ppb (11) 16.0 μg/m3 (15) N/A 15.0
 
Jan. 16, 2019, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 9.0 ppb (7) 0.94 ppb (10) 15.0 μg/m3 (14) N/A 14.0
 
Jan. 16, 2019, 10 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 7.0 ppb (5) 1.01 ppb (11) 39.0 μg/m3 (35) N/A 35.0
 
Jan. 16, 2019, 9 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 4.0 ppb (3) 1.14 ppb (13) 58.0 μg/m3 (52) N/A 52.0
 
Jan. 16, 2019, 8 a.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 4.0 ppb (3) 1.38 ppb (15) 76.0 μg/m3 (60) N/A 60.0
 
Jan. 16, 2019, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 3.0 ppb (2) 1.45 ppb (16) 82.0 μg/m3 (64) N/A 64.0
 
Jan. 16, 2019, 6 a.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 4.0 ppb (3) 1.64 ppb (18) 78.0 μg/m3 (62) N/A 62.0
 
Jan. 16, 2019, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 3.0 ppb (2) 1.48 ppb (16) 58.0 μg/m3 (52) N/A 52.0
 
Jan. 16, 2019, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 3.0 ppb (2) 1.47 ppb (16) 73.0 μg/m3 (59) N/A 59.0
 
Jan. 16, 2019, 3 a.m. N/A N/A N/A N/A N/A 3.0 ppb (4) 3.0 ppb (2) 2.01 ppb (22) 64.0 μg/m3 (54) N/A 54.0
 
Jan. 16, 2019, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 12.0 ppb (9) 1.6 ppb (18) 53.0 μg/m3 (48) N/A 48.0
 
Jan. 16, 2019, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 24.0 ppb (18) 1.37 ppb (15) 42.0 μg/m3 (38) N/A 38.0
 
Jan. 16, 2019, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) 29.0 ppb (22) 1.26 ppb (14) 35.0 μg/m3 (32) N/A 32.0
 
Jan. 15, 2019, 11 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 34.0 ppb (26) 1.14 ppb (13) 32.0 μg/m3 (29) N/A 29.0
 
Jan. 15, 2019, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 32.0 ppb (25) 1.11 ppb (12) 23.0 μg/m3 (21) N/A 25.0
 
Jan. 15, 2019, 9 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 27.0 ppb (21) 1.21 ppb (13) 31.0 μg/m3 (28) N/A 28.0
 
Jan. 15, 2019, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 30.0 ppb (23) 1.15 ppb (13) 19.0 μg/m3 (17) N/A 23.0
 
Jan. 15, 2019, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 20.0 ppb (15) 1.03 ppb (11) 15.0 μg/m3 (14) N/A 15.0
 
Jan. 15, 2019, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 15.0 ppb (12) 1.01 ppb (11) 13.0 μg/m3 (12) N/A 12.0
 
Jan. 15, 2019, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 9.0 ppb (7) 1.06 ppb (12) 16.0 μg/m3 (15) N/A 15.0
 
Jan. 15, 2019, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 11.0 ppb (8) 0.99 ppb (11) 16.0 μg/m3 (15) N/A 15.0
 
Jan. 15, 2019, 3 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 8.0 ppb (6) 0.98 ppb (11) 12.0 μg/m3 (11) N/A 11.0
 
Jan. 15, 2019, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 8.0 ppb (6) 0.95 ppb (11) 10.0 μg/m3 (9) N/A 11.0
 
Jan. 15, 2019, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 10.0 ppb (8) 0.89 ppb (10) 6.0 μg/m3 (5) N/A 10.0
 
Jan. 15, 2019, noon N/A N/A N/A N/A N/A 2.0 ppb (3) 15.0 ppb (12) 0.87 ppb (10) 5.0 μg/m3 (5) N/A 12.0
 
Jan. 15, 2019, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 16.0 ppb (12) 0.86 ppb (10) 14.0 μg/m3 (13) N/A 13.0
 
Jan. 15, 2019, 10 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 16.0 ppb (12) 0.86 ppb (10) 12.0 μg/m3 (11) N/A 12.0
 
Jan. 15, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 18.0 ppb (14) 0.88 ppb (10) 21.0 μg/m3 (19) N/A 19.0
 
Jan. 15, 2019, 8 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 19.0 ppb (15) 0.88 ppb (10) 10.0 μg/m3 (9) N/A 15.0
 
Jan. 15, 2019, 7 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 16.0 ppb (12) 0.9 ppb (10) 11.0 μg/m3 (10) N/A 12.0
 
Jan. 15, 2019, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 16.0 ppb (12) 0.93 ppb (10) 9.0 μg/m3 (8) N/A 12.0
 
Jan. 15, 2019, 5 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 20.0 ppb (15) 0.93 ppb (10) 4.0 μg/m3 (4) N/A 15.0
 
Jan. 15, 2019, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 20.0 ppb (15) 0.94 ppb (10) 14.0 μg/m3 (13) N/A 15.0
 
Jan. 15, 2019, 3 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 21.0 ppb (16) 0.98 ppb (11) 22.0 μg/m3 (20) N/A 20.0
 
Jan. 15, 2019, 2 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 24.0 ppb (18) 1.01 ppb (11) 25.0 μg/m3 (23) N/A 23.0
 
Jan. 15, 2019, 1 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 26.0 ppb (20) 1.0 ppb (11) 38.0 μg/m3 (35) N/A 35.0
 
Jan. 15, 2019, midnight N/A N/A N/A N/A N/A 2.0 ppb (3) 27.0 ppb (21) 1.0 ppb (11) 33.0 μg/m3 (30) N/A 30.0
 
Jan. 14, 2019, 11 p.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 34.0 ppb (26) 0.98 ppb (11) 30.0 μg/m3 (27) N/A 27.0
 
Jan. 14, 2019, 10 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 34.0 ppb (26) 0.97 ppb (11) 18.0 μg/m3 (16) N/A 26.0
 
Jan. 14, 2019, 9 p.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 34.0 ppb (26) 0.98 ppb (11) 17.0 μg/m3 (15) N/A 26.0
 
Jan. 14, 2019, 8 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 29.0 ppb (22) 0.98 ppb (11) 14.0 μg/m3 (13) N/A 22.0
 
Jan. 14, 2019, 7 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 28.0 ppb (22) 0.99 ppb (11) 17.0 μg/m3 (15) N/A 22.0
 
Jan. 14, 2019, 6 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 25.0 ppb (19) 0.98 ppb (11) 16.0 μg/m3 (15) N/A 19.0
 
Jan. 14, 2019, 5 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 23.0 ppb (18) 0.96 ppb (11) 16.0 μg/m3 (15) N/A 18.0
 
Jan. 14, 2019, 4 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 20.0 ppb (15) 0.98 ppb (11) 4.0 μg/m3 (4) N/A 15.0
 
Jan. 14, 2019, 3 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 13.0 ppb (10) 1.03 ppb (11) 15.0 μg/m3 (14) N/A 14.0
 
Jan. 14, 2019, 2 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 13.0 ppb (10) 0.99 ppb (11) 15.0 μg/m3 (14) N/A 14.0
 
Jan. 14, 2019, 1 p.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 13.0 ppb (10) 0.95 ppb (11) 10.0 μg/m3 (9) N/A 11.0
 
Jan. 14, 2019, noon N/A N/A N/A N/A N/A 2.0 ppb (3) 16.0 ppb (12) 0.9 ppb (10) 14.0 μg/m3 (13) N/A 13.0
 
Jan. 14, 2019, 11 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 19.0 ppb (15) 0.88 ppb (10) 13.0 μg/m3 (12) N/A 15.0
 
Jan. 14, 2019, 10 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 17.0 ppb (13) 0.88 ppb (10) 7.0 μg/m3 (6) N/A 13.0
 
Jan. 14, 2019, 9 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 18.0 ppb (14) 0.88 ppb (10) 5.0 μg/m3 (5) N/A 14.0
 
Jan. 14, 2019, 8 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 19.0 ppb (15) 0.89 ppb (10) 8.0 μg/m3 (7) N/A 15.0
 
Jan. 14, 2019, 7 a.m. N/A N/A N/A N/A N/A 1.0 ppb (1) 20.0 ppb (15) 0.89 ppb (10) 9.0 μg/m3 (8) N/A 15.0
 
Jan. 14, 2019, 6 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 17.0 ppb (13) 0.92 ppb (10) 5.0 μg/m3 (5) N/A 13.0
 
Jan. 14, 2019, 5 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 15.0 ppb (12) 0.94 ppb (10) 7.0 μg/m3 (6) N/A 12.0
 
Jan. 14, 2019, 4 a.m. N/A N/A N/A N/A N/A 2.0 ppb (3) 13.0 ppb (10) 0.99 ppb (11) 13.0 μg/m3 (12) N/A 12.0
 
Jan. 14, 2019, 3 a.m. N/A N/A N/A N/A N/A 4.0 ppb (6) 15.0 ppb (12) 1.0 ppb (11) 31.0 μg/m3 (28) N/A 28.0