ID: 1075

AQSQID: 350010029

Site Name: South Valley

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

Updated: April 13, 2021, 3:43 a.m.

Location: Albuquerque (Sheldon St Seast), NM

Reporting: True, Located: True

Current AQI: 49.0

Albuquerque (Sheldon St Seast) NM, US: 35.0186, -106.651901

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
April 13, 2021, 2 a.m. 3.0 ppb (3) 0.5 ppb (1) N/A 3.0 ppb (3) N/A N/A 44.0 ppb (41) 0.09 ppb (2) 52.6 μg/m3 (49) 8.2 μg/m3 (35) 49.0
 
April 13, 2021, 1 a.m. 4.0 ppb (4) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 47.0 ppb (44) 0.28 ppb (4) 64.2 μg/m3 (56) 13.4 μg/m3 (54) 56.0
 
April 13, 2021, midnight 5.0 ppb (5) 1.5 ppb (2) N/A 4.0 ppb (4) N/A N/A 50.0 ppb (47) 0.29 ppb (4) 53.0 μg/m3 (50) 11.3 μg/m3 (48) 50.0
 
April 12, 2021, 11 p.m. 4.0 ppb (4) 1.2 ppb (2) N/A 3.0 ppb (3) N/A N/A 52.0 ppb (49) 0.1 ppb (2) 52.8 μg/m3 (49) 9.1 μg/m3 (38) 49.0
 
April 12, 2021, 10 p.m. 4.0 ppb (4) 1.6 ppb (2) N/A 3.0 ppb (3) N/A N/A 51.0 ppb (48) 0.14 ppb (2) 47.1 μg/m3 (44) 9.2 μg/m3 (39) 48.0
 
April 12, 2021, 9 p.m. 3.0 ppb (3) 1.1 ppb (2) N/A 3.0 ppb (3) N/A N/A 51.0 ppb (48) 0.09 ppb (2) 58.8 μg/m3 (53) 11.1 μg/m3 (47) 53.0
 
April 12, 2021, 8 p.m. 5.0 ppb (5) 1.8 ppb (2) N/A 4.0 ppb (4) N/A N/A 52.0 ppb (49) 0.09 ppb (2) 67.1 μg/m3 (57) 13.2 μg/m3 (54) 57.0
 
April 12, 2021, 7 p.m. 4.0 ppb (4) 1.4 ppb (2) N/A 3.0 ppb (3) N/A N/A 53.0 ppb (50) 0.08 ppb (2) 47.9 μg/m3 (45) 12.5 μg/m3 (52) 52.0
 
April 12, 2021, 6 p.m. 5.0 ppb (5) 1.3 ppb (2) N/A 4.0 ppb (4) N/A N/A 50.0 ppb (47) 0.09 ppb (2) 44.5 μg/m3 (42) 12.0 μg/m3 (50) 50.0
 
April 12, 2021, 5 p.m. 4.0 ppb (4) 1.5 ppb (2) N/A 2.0 ppb (2) N/A N/A 46.0 ppb (43) 0.13 ppb (2) 39.7 μg/m3 (37) 11.0 μg/m3 (46) 46.0
 
April 12, 2021, 4 p.m. 3.0 ppb (3) 1.0 ppb (1) N/A 3.0 ppb (3) N/A N/A 43.0 ppb (40) 0.07 ppb (2) 39.4 μg/m3 (37) 9.8 μg/m3 (41) 41.0
 
April 12, 2021, 3 p.m. 5.0 ppb (5) 1.2 ppb (2) N/A 4.0 ppb (4) N/A N/A 38.0 ppb (36) 0.06 ppb (2) 42.3 μg/m3 (40) 8.3 μg/m3 (35) 40.0
 
April 12, 2021, 2 p.m. 8.0 ppb (8) 1.2 ppb (2) N/A 7.0 ppb (7) N/A N/A 34.0 ppb (32) 0.07 ppb (2) 42.9 μg/m3 (40) 7.2 μg/m3 (31) 40.0
 
April 12, 2021, 1 p.m. 10.0 ppb (10) 0.9 ppb (1) N/A 9.0 ppb (9) N/A N/A 31.0 ppb (29) 0.1 ppb (2) 50.2 μg/m3 (47) 8.2 μg/m3 (35) 47.0
 
April 12, 2021, noon 7.0 ppb (7) 0.3 ppb (1) N/A 7.0 ppb (7) N/A N/A 32.0 ppb (30) 0.07 ppb (2) 59.9 μg/m3 (54) 8.9 μg/m3 (38) 54.0
 
April 12, 2021, 11 a.m. 6.0 ppb (6) 0.6 ppb (1) 4.0 ppb (4) 6.0 ppb (6) N/A N/A 35.0 ppb (33) 0.06 ppb (2) 51.6 μg/m3 (48) 7.9 μg/m3 (33) 48.0
 
April 12, 2021, 10 a.m. 2.0 ppb (2) 0.1 ppb (1) 1.0 ppb (1) 2.0 ppb (2) N/A N/A 37.0 ppb (35) 0.05 ppb (2) 87.9 μg/m3 (68) 10.7 μg/m3 (45) 68.0
 
April 12, 2021, 9 a.m. 1.0 ppb (1) 0.0 ppb (0) 1.0 ppb (1) 1.0 ppb (1) N/A N/A 37.0 ppb (35) 0.05 ppb (2) 149.5 μg/m3 (98) 15.2 μg/m3 (58) 98.0
 
April 12, 2021, 8 a.m. 2.0 ppb (2) 0.1 ppb (1) 1.0 ppb (1) 2.0 ppb (2) N/A N/A 36.0 ppb (34) 0.06 ppb (2) 166.2 μg/m3 (107) 16.1 μg/m3 (60) 107.0
 
April 12, 2021, 7 a.m. 5.0 ppb (5) 0.1 ppb (1) 4.0 ppb (4) 5.0 ppb (5) N/A N/A 33.0 ppb (31) 0.11 ppb (2) 42.7 μg/m3 (40) 13.7 μg/m3 (55) 55.0
 
April 12, 2021, 5 a.m. 13.0 ppb (13) 0.4 ppb (1) 11.0 ppb (11) 13.0 ppb (13) N/A N/A 25.0 ppb (24) 0.16 ppb (3) 55.8 μg/m3 (52) 9.8 μg/m3 (41) 52.0
 
April 12, 2021, 4 a.m. 9.0 ppb (9) -0.1 ppb (0) 7.0 ppb (7) 10.0 ppb (10) N/A N/A 35.0 ppb (33) 0.13 ppb (2) 43.1 μg/m3 (40) 7.2 μg/m3 (31) 40.0
 
April 12, 2021, 3 a.m. 7.0 ppb (7) 0.1 ppb (1) N/A 7.0 ppb (7) N/A N/A 41.0 ppb (38) 0.12 ppb (2) 30.7 μg/m3 (29) 6.6 μg/m3 (28) 38.0
 
April 12, 2021, 2 a.m. 4.0 ppb (4) 0.1 ppb (1) N/A 5.0 ppb (5) N/A N/A 42.0 ppb (39) 0.1 ppb (2) 38.9 μg/m3 (37) 6.9 μg/m3 (29) 39.0
 
April 12, 2021, 1 a.m. 3.0 ppb (3) 0.0 ppb (0) N/A 4.0 ppb (4) N/A N/A 49.0 ppb (46) 0.1 ppb (2) 50.0 μg/m3 (47) 7.7 μg/m3 (33) 47.0
 
April 12, 2021, midnight 3.0 ppb (3) 0.3 ppb (1) N/A 3.0 ppb (3) N/A N/A 53.0 ppb (50) 0.09 ppb (2) 27.8 μg/m3 (26) 5.8 μg/m3 (25) 50.0
 
April 11, 2021, 11 p.m. 5.0 ppb (5) 1.3 ppb (2) 5.0 ppb (5) 4.0 ppb (4) N/A N/A 54.0 ppb (50) 0.1 ppb (2) 26.4 μg/m3 (25) 5.6 μg/m3 (24) 50.0
 
April 11, 2021, 10 p.m. 2.0 ppb (2) 0.7 ppb (1) 2.0 ppb (2) 2.0 ppb (2) N/A N/A 56.0 ppb (55) N/A 25.4 μg/m3 (24) 5.6 μg/m3 (24) 55.0
 
April 11, 2021, 9 p.m. 2.0 ppb (2) 0.5 ppb (1) 2.0 ppb (2) 2.0 ppb (2) N/A N/A 57.0 ppb (58) N/A 31.1 μg/m3 (29) 5.6 μg/m3 (24) 58.0
 
April 11, 2021, 8 p.m. 1.0 ppb (1) 0.2 ppb (1) 0.0 ppb (0) 1.0 ppb (1) N/A N/A 55.0 ppb (51) 0.07 ppb (2) 20.5 μg/m3 (19) 5.1 μg/m3 (22) 51.0
 
April 11, 2021, 7 p.m. 1.0 ppb (1) 0.2 ppb (1) 1.0 ppb (1) 1.0 ppb (1) N/A N/A 54.0 ppb (50) 0.07 ppb (2) 23.1 μg/m3 (22) 5.3 μg/m3 (23) 50.0
 
April 11, 2021, 6 p.m. 2.0 ppb (2) 0.4 ppb (1) 1.0 ppb (1) 2.0 ppb (2) N/A N/A 51.0 ppb (48) 0.08 ppb (2) 23.4 μg/m3 (22) 5.9 μg/m3 (25) 48.0
 
April 11, 2021, 5 p.m. 2.0 ppb (2) 0.6 ppb (1) 2.0 ppb (2) 2.0 ppb (2) N/A N/A 46.0 ppb (43) 0.09 ppb (2) 25.8 μg/m3 (24) 7.0 μg/m3 (30) 43.0
 
April 11, 2021, 4 p.m. 3.0 ppb (3) 0.9 ppb (1) 2.0 ppb (2) 3.0 ppb (3) N/A N/A 40.0 ppb (38) 0.09 ppb (2) 24.5 μg/m3 (23) 6.6 μg/m3 (28) 38.0
 
April 11, 2021, 3 p.m. 4.0 ppb (4) 1.2 ppb (2) 3.0 ppb (3) 3.0 ppb (3) N/A N/A 34.0 ppb (32) 0.09 ppb (2) 18.4 μg/m3 (18) 5.0 μg/m3 (21) 32.0
 
April 11, 2021, 2 p.m. 14.0 ppb (14) 5.8 ppb (6) 13.0 ppb (13) 9.0 ppb (9) N/A N/A 19.0 ppb (18) 0.18 ppb (3) 36.0 μg/m3 (34) 10.1 μg/m3 (43) 43.0
 
April 11, 2021, 1 p.m. 12.0 ppb (12) 3.4 ppb (4) 11.0 ppb (11) 9.0 ppb (9) N/A N/A 11.0 ppb (11) 0.16 ppb (3) 37.8 μg/m3 (35) 11.1 μg/m3 (47) 47.0
 
April 11, 2021, noon 11.0 ppb (11) 0.4 ppb (1) 10.0 ppb (10) 11.0 ppb (11) N/A N/A N/A 0.18 ppb (3) 46.5 μg/m3 (44) 11.4 μg/m3 (48) 48.0
 
April 11, 2021, 11 a.m. 8.0 ppb (8) 0.1 ppb (1) 6.0 ppb (6) 8.0 ppb (8) N/A N/A N/A 0.14 ppb (2) 30.6 μg/m3 (29) 8.6 μg/m3 (36) 36.0
 
April 11, 2021, 10 a.m. N/A N/A 2.0 ppb (2) N/A N/A N/A 25.0 ppb (24) 0.09 ppb (2) 25.7 μg/m3 (24) 5.4 μg/m3 (23) 24.0
 
April 11, 2021, 9 a.m. N/A N/A 6.0 ppb (6) N/A N/A N/A 16.0 ppb (15) 0.15 ppb (2) 48.2 μg/m3 (45) 12.5 μg/m3 (52) 52.0
 
April 11, 2021, 8 a.m. N/A N/A 8.0 ppb (8) N/A N/A N/A 12.0 ppb (12) 0.18 ppb (3) 71.9 μg/m3 (60) 18.5 μg/m3 (65) 65.0
 
April 11, 2021, 7 a.m. N/A N/A 10.0 ppb (10) N/A N/A N/A 12.0 ppb (12) 0.23 ppb (3) 112.9 μg/m3 (80) 21.8 μg/m3 (72) 80.0
 
April 11, 2021, 5 a.m. 12.0 ppb (12) 0.1 ppb (1) 10.0 ppb (10) 12.0 ppb (12) N/A N/A 22.0 ppb (21) 0.24 ppb (3) 42.4 μg/m3 (40) 10.0 μg/m3 (42) 42.0
 
April 11, 2021, 4 a.m. 10.0 ppb (10) 0.0 ppb (0) 9.0 ppb (9) 10.0 ppb (10) N/A N/A 28.0 ppb (26) 0.21 ppb (3) 32.3 μg/m3 (30) 7.2 μg/m3 (31) 31.0
 
April 11, 2021, 3 a.m. 31.0 ppb (30) 3.8 ppb (4) 27.0 ppb (26) 27.0 ppb (26) N/A N/A 12.0 ppb (12) 0.4 ppb (5) 69.3 μg/m3 (59) 15.5 μg/m3 (59) 59.0
 
April 11, 2021, 2 a.m. 34.0 ppb (33) 6.3 ppb (6) 25.0 ppb (24) 28.0 ppb (27) N/A N/A N/A 0.5 ppb (6) N/A 37.3 μg/m3 (106) 106.0
 
April 11, 2021, 1 a.m. 3.0 ppb (3) 0.3 ppb (1) 2.0 ppb (2) 3.0 ppb (3) N/A N/A 42.0 ppb (39) 0.14 ppb (2) 33.6 μg/m3 (32) 5.6 μg/m3 (24) 39.0
 
April 11, 2021, midnight 1.0 ppb (1) 0.2 ppb (1) 1.0 ppb (1) 1.0 ppb (1) N/A N/A 48.0 ppb (45) 0.08 ppb (2) 24.2 μg/m3 (23) 4.4 μg/m3 (19) 45.0
 
April 10, 2021, 11 p.m. 1.0 ppb (1) 0.2 ppb (1) 0.0 ppb (0) 1.0 ppb (1) N/A N/A 49.0 ppb (46) 0.09 ppb (2) 18.6 μg/m3 (18) 4.4 μg/m3 (19) 46.0
 
April 10, 2021, 10 p.m. 1.0 ppb (1) 0.4 ppb (1) 1.0 ppb (1) 1.0 ppb (1) N/A N/A 50.0 ppb (47) 0.09 ppb (2) 25.4 μg/m3 (24) 5.2 μg/m3 (22) 47.0
 
April 10, 2021, 9 p.m. 1.0 ppb (1) 0.5 ppb (1) 1.0 ppb (1) 1.0 ppb (1) N/A N/A 49.0 ppb (46) 0.09 ppb (2) 21.7 μg/m3 (21) 4.9 μg/m3 (21) 46.0
 
April 10, 2021, 8 p.m. 1.0 ppb (1) 0.2 ppb (1) 1.0 ppb (1) 1.0 ppb (1) N/A N/A 48.0 ppb (45) 0.09 ppb (2) 25.7 μg/m3 (24) 5.0 μg/m3 (21) 45.0
 
April 10, 2021, 7 p.m. 2.0 ppb (2) 0.5 ppb (1) 2.0 ppb (2) 2.0 ppb (2) N/A N/A 48.0 ppb (45) 0.09 ppb (2) 25.1 μg/m3 (24) 5.4 μg/m3 (23) 45.0
 
April 10, 2021, 6 p.m. 2.0 ppb (2) 0.6 ppb (1) 2.0 ppb (2) 2.0 ppb (2) N/A N/A 47.0 ppb (44) 0.09 ppb (2) 24.7 μg/m3 (23) 4.8 μg/m3 (20) 44.0
 
April 10, 2021, 5 p.m. 5.0 ppb (5) 1.5 ppb (2) 4.0 ppb (4) 4.0 ppb (4) N/A N/A 41.0 ppb (38) 0.1 ppb (2) 33.9 μg/m3 (32) 6.6 μg/m3 (28) 38.0
 
April 10, 2021, 4 p.m. 8.0 ppb (8) 2.9 ppb (3) 7.0 ppb (7) 6.0 ppb (6) N/A N/A 34.0 ppb (32) 0.11 ppb (2) 73.8 μg/m3 (61) 12.6 μg/m3 (53) 61.0
 
April 10, 2021, 3 p.m. 7.0 ppb (7) 2.5 ppb (3) 6.0 ppb (6) 5.0 ppb (5) N/A N/A 31.0 ppb (29) 0.1 ppb (2) 91.2 μg/m3 (69) 15.5 μg/m3 (59) 69.0
 
April 10, 2021, 2 p.m. 11.0 ppb (11) 3.5 ppb (4) 10.0 ppb (10) 8.0 ppb (8) N/A N/A 26.0 ppb (25) 0.14 ppb (2) 98.2 μg/m3 (73) 17.7 μg/m3 (63) 73.0
 
April 10, 2021, 1 p.m. 14.0 ppb (14) 3.1 ppb (3) 14.0 ppb (14) 11.0 ppb (11) N/A N/A 20.0 ppb (19) 0.24 ppb (3) 90.0 μg/m3 (69) 17.2 μg/m3 (62) 69.0
 
April 10, 2021, noon 17.0 ppb (17) 1.0 ppb (1) 15.0 ppb (15) 16.0 ppb (16) N/A N/A 9.0 ppb (9) 0.26 ppb (4) 49.9 μg/m3 (47) 11.4 μg/m3 (48) 48.0
 
April 10, 2021, 11 a.m. 17.0 ppb (17) 1.3 ppb (2) 15.0 ppb (15) 16.0 ppb (16) N/A N/A 7.0 ppb (7) 0.19 ppb (3) 49.1 μg/m3 (46) 11.3 μg/m3 (48) 48.0
 
April 10, 2021, 10 a.m. 8.0 ppb (8) 0.0 ppb (0) 7.0 ppb (7) 8.0 ppb (8) N/A N/A 16.0 ppb (15) 0.14 ppb (2) 43.8 μg/m3 (41) 8.6 μg/m3 (36) 41.0
 
April 10, 2021, 9 a.m. 8.0 ppb (8) 0.3 ppb (1) 7.0 ppb (7) 8.0 ppb (8) N/A N/A 15.0 ppb (14) 0.13 ppb (2) 30.9 μg/m3 (29) 8.3 μg/m3 (35) 35.0
 
April 10, 2021, 8 a.m. 15.0 ppb (15) 2.1 ppb (2) 10.0 ppb (10) 13.0 ppb (13) N/A N/A 18.0 ppb (17) 0.21 ppb (3) 31.4 μg/m3 (30) 6.8 μg/m3 (29) 30.0
 
April 10, 2021, 7 a.m. 18.0 ppb (17) 1.1 ppb (2) 16.0 ppb (16) 17.0 ppb (17) N/A N/A 6.0 ppb (6) 0.31 ppb (4) 53.5 μg/m3 (50) 13.1 μg/m3 (54) 54.0
 
April 10, 2021, 5 a.m. 18.0 ppb (17) 0.1 ppb (1) 16.0 ppb (16) 18.0 ppb (17) N/A N/A 16.0 ppb (15) 0.21 ppb (3) 39.8 μg/m3 (37) 8.5 μg/m3 (36) 37.0
 
April 10, 2021, 4 a.m. 11.0 ppb (11) 0.1 ppb (1) 11.0 ppb (11) 12.0 ppb (12) N/A N/A 24.0 ppb (23) 0.2 ppb (3) 40.1 μg/m3 (38) 7.8 μg/m3 (33) 38.0
 
April 10, 2021, 3 a.m. 7.0 ppb (7) 0.1 ppb (1) 6.0 ppb (6) 7.0 ppb (7) N/A N/A 32.0 ppb (30) 0.16 ppb (3) 33.7 μg/m3 (32) 6.3 μg/m3 (27) 32.0
 
April 10, 2021, 2 a.m. 4.0 ppb (4) 0.1 ppb (1) 3.0 ppb (3) 5.0 ppb (5) N/A N/A 38.0 ppb (36) 0.12 ppb (2) 30.3 μg/m3 (29) 5.5 μg/m3 (23) 36.0
 
April 10, 2021, 1 a.m. 3.0 ppb (3) 0.3 ppb (1) 2.0 ppb (2) 3.0 ppb (3) N/A N/A 43.0 ppb (40) 0.1 ppb (2) 40.2 μg/m3 (38) 6.1 μg/m3 (26) 40.0
 
April 10, 2021, midnight 1.0 ppb (1) 0.5 ppb (1) 0.0 ppb (0) 1.0 ppb (1) N/A N/A 46.0 ppb (43) 0.09 ppb (2) 37.6 μg/m3 (35) 5.4 μg/m3 (23) 43.0
 
April 9, 2021, 11 p.m. 1.0 ppb (1) 0.2 ppb (1) 0.0 ppb (0) 1.0 ppb (1) N/A N/A 45.0 ppb (42) 0.09 ppb (2) 39.2 μg/m3 (37) 5.2 μg/m3 (22) 42.0
 
April 9, 2021, 10 p.m. 4.0 ppb (4) 2.3 ppb (3) 1.0 ppb (1) 2.0 ppb (2) N/A N/A 45.0 ppb (42) 1.68 ppb (20) 38.3 μg/m3 (36) 5.6 μg/m3 (24) 42.0
 
April 9, 2021, 9 p.m. 5.0 ppb (5) 2.5 ppb (3) 1.0 ppb (1) 3.0 ppb (3) N/A N/A 46.0 ppb (43) 0.55 ppb (7) 47.8 μg/m3 (45) 6.2 μg/m3 (26) 45.0
 
April 9, 2021, 8 p.m. 1.0 ppb (1) 0.4 ppb (1) 1.0 ppb (1) 1.0 ppb (1) N/A N/A 47.0 ppb (44) 0.08 ppb (2) 34.0 μg/m3 (32) 5.4 μg/m3 (23) 44.0
 
April 9, 2021, 7 p.m. 1.0 ppb (1) 0.4 ppb (1) 0.0 ppb (0) 1.0 ppb (1) N/A N/A 49.0 ppb (46) 0.08 ppb (2) 43.1 μg/m3 (40) 6.1 μg/m3 (26) 46.0
 
April 9, 2021, 6 p.m. 1.0 ppb (1) 0.4 ppb (1) 1.0 ppb (1) 1.0 ppb (1) N/A N/A 50.0 ppb (47) 0.08 ppb (2) 39.9 μg/m3 (37) 6.2 μg/m3 (26) 47.0
 
April 9, 2021, 5 p.m. 2.0 ppb (2) 0.8 ppb (1) 1.0 ppb (1) 2.0 ppb (2) N/A N/A 50.0 ppb (47) 0.07 ppb (2) 56.2 μg/m3 (52) 7.8 μg/m3 (33) 52.0
 
April 9, 2021, 4 p.m. 5.0 ppb (5) 1.7 ppb (2) 1.0 ppb (1) 4.0 ppb (4) N/A N/A 49.0 ppb (46) 0.12 ppb (2) 120.1 μg/m3 (84) 12.4 μg/m3 (52) 84.0
 
April 9, 2021, 3 p.m. 15.0 ppb (15) 9.4 ppb (9) 5.0 ppb (5) 6.0 ppb (6) N/A N/A 43.0 ppb (40) 0.09 ppb (2) 83.7 μg/m3 (66) 9.7 μg/m3 (41) 66.0
 
April 9, 2021, 2 p.m. 12.0 ppb (12) 4.8 ppb (5) 6.0 ppb (6) 8.0 ppb (8) N/A N/A 40.0 ppb (38) 0.1 ppb (2) 38.8 μg/m3 (36) 7.3 μg/m3 (31) 38.0
 
April 9, 2021, 1 p.m. 38.0 ppb (36) 10.8 ppb (11) 33.0 ppb (32) 28.0 ppb (27) N/A N/A 14.0 ppb (13) 0.3 ppb (4) 135.8 μg/m3 (91) 15.8 μg/m3 (59) 91.0
 
April 9, 2021, noon 15.0 ppb (15) 2.8 ppb (3) 12.0 ppb (12) 13.0 ppb (13) N/A N/A 28.0 ppb (26) 0.45 ppb (6) 47.5 μg/m3 (44) 7.7 μg/m3 (33) 44.0
 
April 9, 2021, 11 a.m. 5.0 ppb (5) 0.1 ppb (1) 4.0 ppb (4) 5.0 ppb (5) N/A N/A 36.0 ppb (34) 0.17 ppb (3) 42.4 μg/m3 (40) 6.7 μg/m3 (28) 40.0
 
April 9, 2021, 10 a.m. 7.0 ppb (7) 0.1 ppb (1) 6.0 ppb (6) 7.0 ppb (7) N/A N/A 30.0 ppb (28) 0.06 ppb (2) 23.9 μg/m3 (23) 5.3 μg/m3 (23) 28.0
 
April 9, 2021, 9 a.m. 4.0 ppb (4) 0.1 ppb (1) 3.0 ppb (3) 4.0 ppb (4) N/A N/A 32.0 ppb (30) 0.05 ppb (2) 25.3 μg/m3 (24) 8.3 μg/m3 (35) 35.0
 
April 9, 2021, 8 a.m. 3.0 ppb (3) 0.1 ppb (1) 2.0 ppb (2) 3.0 ppb (3) N/A N/A 35.0 ppb (33) 0.04 ppb (0) 17.0 μg/m3 (16) 4.9 μg/m3 (21) 33.0
 
April 9, 2021, 7 a.m. 2.0 ppb (2) 0.1 ppb (1) 2.0 ppb (2) 3.0 ppb (3) N/A N/A 38.0 ppb (36) 0.04 ppb (0) 17.3 μg/m3 (17) 4.4 μg/m3 (19) 36.0
 
April 9, 2021, 5 a.m. 18.0 ppb (17) 0.5 ppb (1) 17.0 ppb (17) 18.0 ppb (17) N/A N/A 14.0 ppb (13) 0.15 ppb (2) 46.2 μg/m3 (43) 8.2 μg/m3 (35) 43.0
 
April 9, 2021, 4 a.m. 8.0 ppb (8) 0.1 ppb (1) 7.0 ppb (7) 8.0 ppb (8) N/A N/A 25.0 ppb (24) 0.1 ppb (2) 31.9 μg/m3 (30) 5.5 μg/m3 (23) 30.0
 
April 9, 2021, 3 a.m. 14.0 ppb (14) 4.1 ppb (4) 6.0 ppb (6) 11.0 ppb (11) N/A N/A 30.0 ppb (28) 0.09 ppb (2) 50.4 μg/m3 (47) 6.8 μg/m3 (29) 47.0
 
April 9, 2021, 2 a.m. 3.0 ppb (3) 0.1 ppb (1) 2.0 ppb (2) 3.0 ppb (3) N/A N/A 41.0 ppb (38) 0.07 ppb (2) 19.0 μg/m3 (18) 4.3 μg/m3 (18) 38.0
 
April 9, 2021, 1 a.m. 2.0 ppb (2) 0.1 ppb (1) 1.0 ppb (1) 2.0 ppb (2) N/A N/A 42.0 ppb (39) 0.06 ppb (2) 23.6 μg/m3 (22) 4.5 μg/m3 (19) 39.0
 
April 9, 2021, midnight 2.0 ppb (2) 0.3 ppb (1) 1.0 ppb (1) 2.0 ppb (2) N/A N/A 45.0 ppb (42) 0.06 ppb (2) 31.9 μg/m3 (30) 5.2 μg/m3 (22) 42.0
 
April 8, 2021, 11 p.m. 4.0 ppb (4) 1.1 ppb (2) 4.0 ppb (4) 4.0 ppb (4) N/A N/A 45.0 ppb (42) 0.06 ppb (2) 59.2 μg/m3 (54) 7.0 μg/m3 (30) 54.0
 
April 8, 2021, 10 p.m. 11.0 ppb (11) 4.0 ppb (4) 9.0 ppb (9) 8.0 ppb (8) N/A N/A 43.0 ppb (40) 0.06 ppb (2) 106.3 μg/m3 (77) 10.1 μg/m3 (43) 77.0
 
April 8, 2021, 9 p.m. 7.0 ppb (7) 2.4 ppb (3) 6.0 ppb (6) 5.0 ppb (5) N/A N/A 45.0 ppb (42) 0.06 ppb (2) 74.2 μg/m3 (61) 8.1 μg/m3 (34) 61.0
 
April 8, 2021, 8 p.m. 9.0 ppb (9) 3.3 ppb (4) 7.0 ppb (7) 6.0 ppb (6) N/A N/A 46.0 ppb (43) 0.06 ppb (2) 65.4 μg/m3 (57) 7.0 μg/m3 (30) 57.0
 
April 8, 2021, 7 p.m. 7.0 ppb (7) 2.7 ppb (3) 3.0 ppb (3) 5.0 ppb (5) N/A N/A 51.0 ppb (48) 0.07 ppb (2) 24.3 μg/m3 (23) 5.3 μg/m3 (23) 48.0
 
April 8, 2021, 6 p.m. 5.0 ppb (5) 1.4 ppb (2) 4.0 ppb (4) 4.0 ppb (4) N/A N/A 50.0 ppb (47) 0.09 ppb (2) 38.1 μg/m3 (36) 7.3 μg/m3 (31) 47.0
 
April 8, 2021, 5 p.m. 11.0 ppb (11) 3.4 ppb (4) 10.0 ppb (10) 8.0 ppb (8) N/A N/A 42.0 ppb (39) 0.26 ppb (4) 79.8 μg/m3 (64) 18.1 μg/m3 (64) 64.0
 
April 8, 2021, 4 p.m. 12.0 ppb (12) 3.9 ppb (4) 11.0 ppb (11) 9.0 ppb (9) N/A N/A 38.0 ppb (36) 0.28 ppb (4) 69.9 μg/m3 (59) 15.4 μg/m3 (58) 59.0
 
April 8, 2021, 3 p.m. 35.0 ppb (34) 14.8 ppb (14) 31.0 ppb (30) 20.0 ppb (19) N/A N/A 25.0 ppb (24) 0.23 ppb (3) 74.8 μg/m3 (61) 12.2 μg/m3 (52) 61.0
 
April 8, 2021, 2 p.m. 53.0 ppb (50) 27.6 ppb (27) 50.0 ppb (48) 26.0 ppb (25) N/A N/A 12.0 ppb (12) 0.36 ppb (5) 81.3 μg/m3 (65) 14.8 μg/m3 (57) 65.0
 
April 8, 2021, 1 p.m. 42.0 ppb (40) 19.1 ppb (19) 38.0 ppb (36) 24.0 ppb (23) N/A N/A 11.0 ppb (11) 0.3 ppb (4) 110.3 μg/m3 (79) 17.6 μg/m3 (63) 79.0
 
April 8, 2021, noon 43.0 ppb (41) 16.9 ppb (16) 38.0 ppb (36) 27.0 ppb (26) N/A N/A 5.0 ppb (5) 0.24 ppb (3) 79.8 μg/m3 (64) 13.0 μg/m3 (53) 64.0
 
April 8, 2021, 11 a.m. 21.0 ppb (20) 3.5 ppb (4) 18.0 ppb (17) 18.0 ppb (17) N/A N/A 11.0 ppb (11) 0.12 ppb (2) 45.7 μg/m3 (43) 9.4 μg/m3 (40) 43.0
 
April 8, 2021, 10 a.m. 24.0 ppb (23) 3.1 ppb (3) 21.0 ppb (20) 21.0 ppb (20) N/A N/A 5.0 ppb (5) 0.18 ppb (3) 67.2 μg/m3 (58) 12.6 μg/m3 (53) 58.0
 
April 8, 2021, 9 a.m. 21.0 ppb (20) 2.0 ppb (2) 21.0 ppb (20) 19.0 ppb (18) N/A N/A 8.0 ppb (8) 0.15 ppb (2) 89.1 μg/m3 (68) 14.1 μg/m3 (56) 68.0
 
April 8, 2021, 8 a.m. 30.0 ppb (29) 3.0 ppb (3) 31.0 ppb (30) 28.0 ppb (27) N/A N/A 2.0 ppb (2) 0.23 ppb (3) 90.9 μg/m3 (69) 13.9 μg/m3 (55) 69.0
 
April 8, 2021, 7 a.m. 21.0 ppb (20) 1.1 ppb (2) 20.0 ppb (19) 20.0 ppb (19) N/A N/A 11.0 ppb (11) 0.14 ppb (2) 64.7 μg/m3 (56) 10.3 μg/m3 (43) 56.0
 
April 8, 2021, 6 a.m. 14.0 ppb (14) 0.4 ppb (1) 13.0 ppb (13) 14.0 ppb (14) N/A N/A 13.0 ppb (13) 0.16 ppb (3) 65.0 μg/m3 (56) 11.4 μg/m3 (48) 56.0
 
April 8, 2021, 5 a.m. 10.0 ppb (10) 0.0 ppb (0) 9.0 ppb (9) 10.0 ppb (10) N/A N/A 24.0 ppb (23) 0.14 ppb (2) 37.2 μg/m3 (35) 8.8 μg/m3 (37) 37.0
 
April 8, 2021, 4 a.m. 6.0 ppb (6) 0.0 ppb (0) 6.0 ppb (6) 7.0 ppb (7) N/A N/A 36.0 ppb (34) 0.1 ppb (2) 24.1 μg/m3 (23) 6.5 μg/m3 (28) 34.0
 
April 8, 2021, 3 a.m. 10.0 ppb (10) 0.3 ppb (1) 9.0 ppb (9) 10.0 ppb (10) N/A N/A 36.0 ppb (34) 0.12 ppb (2) 35.4 μg/m3 (33) 6.7 μg/m3 (28) 34.0
 
April 8, 2021, 2 a.m. 7.0 ppb (7) 0.5 ppb (1) 5.0 ppb (5) 7.0 ppb (7) N/A N/A 40.0 ppb (38) 0.09 ppb (2) 25.9 μg/m3 (24) 6.1 μg/m3 (26) 38.0
 
April 8, 2021, 1 a.m. 3.0 ppb (3) 0.0 ppb (0) 2.0 ppb (2) 3.0 ppb (3) N/A N/A 47.0 ppb (44) 0.07 ppb (2) 26.4 μg/m3 (25) 6.2 μg/m3 (26) 44.0
 
April 8, 2021, midnight 3.0 ppb (3) 0.7 ppb (1) 2.0 ppb (2) 3.0 ppb (3) N/A N/A 51.0 ppb (48) 0.06 ppb (2) 28.1 μg/m3 (27) 6.0 μg/m3 (25) 48.0
 
April 7, 2021, 11 p.m. 2.0 ppb (2) 0.6 ppb (1) 1.0 ppb (1) 2.0 ppb (2) N/A N/A 52.0 ppb (49) 0.06 ppb (2) 36.7 μg/m3 (34) 6.5 μg/m3 (28) 49.0
 
April 7, 2021, 10 p.m. 2.0 ppb (2) 0.6 ppb (1) 1.0 ppb (1) 2.0 ppb (2) N/A N/A 52.0 ppb (49) 0.06 ppb (2) 26.4 μg/m3 (25) 6.0 μg/m3 (25) 49.0
 
April 7, 2021, 9 p.m. 1.0 ppb (1) 0.2 ppb (1) 0.0 ppb (0) 1.0 ppb (1) N/A N/A 53.0 ppb (50) 0.06 ppb (2) 25.3 μg/m3 (24) 5.3 μg/m3 (23) 50.0
 
April 7, 2021, 8 p.m. 3.0 ppb (3) 1.2 ppb (2) 1.0 ppb (1) 3.0 ppb (3) N/A N/A 50.0 ppb (47) 0.07 ppb (2) 31.8 μg/m3 (30) 5.2 μg/m3 (22) 47.0
 
April 7, 2021, 7 p.m. 9.0 ppb (9) 3.1 ppb (3) 2.0 ppb (2) 6.0 ppb (6) N/A N/A 48.0 ppb (45) 0.06 ppb (2) 32.3 μg/m3 (30) 5.0 μg/m3 (21) 45.0
 
April 7, 2021, 6 p.m. 9.0 ppb (9) 3.5 ppb (4) 4.0 ppb (4) 6.0 ppb (6) N/A N/A 43.0 ppb (40) 0.07 ppb (2) 24.3 μg/m3 (23) 4.3 μg/m3 (18) 40.0
 
April 7, 2021, 5 p.m. 6.0 ppb (6) 2.8 ppb (3) 2.0 ppb (2) 3.0 ppb (3) N/A N/A 42.0 ppb (39) 0.06 ppb (2) 28.5 μg/m3 (27) 4.5 μg/m3 (19) 39.0
 
April 7, 2021, 4 p.m. 5.0 ppb (5) 1.3 ppb (2) 3.0 ppb (3) 4.0 ppb (4) N/A N/A 39.0 ppb (37) 0.09 ppb (2) 20.4 μg/m3 (19) 4.4 μg/m3 (19) 37.0
 
April 7, 2021, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 26.7 μg/m3 (25) 4.3 μg/m3 (18) 25.0
 
April 7, 2021, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 50.2 μg/m3 (47) 7.5 μg/m3 (32) 47.0
 
April 7, 2021, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 131.1 μg/m3 (89) 17.1 μg/m3 (62) 89.0
 
April 7, 2021, noon 33.0 ppb (32) 7.2 ppb (7) 29.0 ppb (28) 26.0 ppb (25) N/A N/A 12.0 ppb (12) 0.17 ppb (3) 83.9 μg/m3 (66) 11.5 μg/m3 (48) 66.0
 
April 7, 2021, 11 a.m. 8.0 ppb (8) 0.3 ppb (1) 7.0 ppb (7) 9.0 ppb (9) N/A N/A 28.0 ppb (26) 0.09 ppb (2) 33.7 μg/m3 (32) 6.4 μg/m3 (27) 32.0
 
April 7, 2021, 10 a.m. 8.0 ppb (8) 0.4 ppb (1) 7.0 ppb (7) 8.0 ppb (8) N/A N/A 30.0 ppb (28) 0.14 ppb (2) 25.7 μg/m3 (24) 5.9 μg/m3 (25) 28.0
 
April 7, 2021, 9 a.m. 2.0 ppb (2) 0.1 ppb (1) 2.0 ppb (2) 3.0 ppb (3) N/A N/A 39.0 ppb (37) 0.06 ppb (2) 22.2 μg/m3 (21) 5.5 μg/m3 (23) 37.0
 
April 7, 2021, 8 a.m. 2.0 ppb (2) 0.1 ppb (1) 1.0 ppb (1) 2.0 ppb (2) N/A N/A 43.0 ppb (40) 0.09 ppb (2) 24.8 μg/m3 (23) 5.3 μg/m3 (23) 40.0
 
April 7, 2021, 7 a.m. 5.0 ppb (5) 0.4 ppb (1) 4.0 ppb (4) 5.0 ppb (5) N/A N/A 41.0 ppb (38) 0.07 ppb (2) 32.9 μg/m3 (31) 7.3 μg/m3 (31) 38.0
 
April 7, 2021, 6 a.m. 3.0 ppb (3) 0.2 ppb (1) 3.0 ppb (3) 3.0 ppb (3) N/A N/A 46.0 ppb (43) 0.07 ppb (2) 25.1 μg/m3 (24) 6.2 μg/m3 (26) 43.0
 
April 7, 2021, 5 a.m. N/A N/A 2.0 ppb (2) N/A N/A N/A 48.0 ppb (45) 0.07 ppb (2) 27.9 μg/m3 (26) 6.1 μg/m3 (26) 45.0
 
April 7, 2021, 4 a.m. N/A N/A 1.0 ppb (1) N/A N/A N/A 50.0 ppb (47) 0.07 ppb (2) 28.8 μg/m3 (27) 5.8 μg/m3 (25) 47.0
 
April 7, 2021, 3 a.m. N/A N/A 1.0 ppb (1) N/A N/A N/A 52.0 ppb (49) 0.08 ppb (2) 33.3 μg/m3 (31) 6.2 μg/m3 (26) 49.0
 
April 7, 2021, 2 a.m. N/A N/A 1.0 ppb (1) N/A N/A N/A 55.0 ppb (51) 0.08 ppb (2) 62.8 μg/m3 (55) 8.4 μg/m3 (36) 55.0
 
April 7, 2021, 1 a.m. N/A N/A 1.0 ppb (1) N/A N/A N/A 53.0 ppb (50) 0.07 ppb (2) 229.8 μg/m3 (139) 21.6 μg/m3 (71) 139.0
 
April 7, 2021, midnight N/A N/A 3.0 ppb (3) N/A N/A N/A 49.0 ppb (46) 0.07 ppb (2) N/A 34.0 μg/m3 (98) 98.0
 
April 6, 2021, 11 p.m. N/A N/A 2.0 ppb (2) N/A N/A N/A 48.0 ppb (45) 0.07 ppb (2) 168.6 μg/m3 (108) 14.9 μg/m3 (57) 108.0
 
April 6, 2021, 10 p.m. N/A N/A 4.0 ppb (4) N/A N/A N/A 48.0 ppb (45) 0.07 ppb (2) 159.6 μg/m3 (104) 15.1 μg/m3 (58) 104.0
 
April 6, 2021, 9 p.m. N/A N/A 3.0 ppb (3) N/A N/A N/A 49.0 ppb (46) 0.06 ppb (2) 148.8 μg/m3 (98) 13.5 μg/m3 (54) 98.0
 
April 6, 2021, 8 p.m. N/A N/A 4.0 ppb (4) N/A N/A N/A 48.0 ppb (45) 0.05 ppb (2) 124.6 μg/m3 (86) 13.4 μg/m3 (54) 86.0
 
April 6, 2021, 7 p.m. N/A N/A 3.0 ppb (3) N/A N/A N/A 50.0 ppb (47) 0.05 ppb (2) 111.5 μg/m3 (79) 12.1 μg/m3 (51) 79.0
 
April 6, 2021, 6 p.m. N/A N/A 7.0 ppb (7) N/A N/A N/A 47.0 ppb (44) 0.05 ppb (2) 84.9 μg/m3 (66) 10.9 μg/m3 (46) 66.0
 
April 6, 2021, 5 p.m. N/A N/A 6.0 ppb (6) N/A N/A N/A 45.0 ppb (42) 0.05 ppb (2) 86.8 μg/m3 (67) 11.0 μg/m3 (46) 67.0
 
April 6, 2021, 4 p.m. N/A N/A 8.0 ppb (8) N/A N/A N/A 43.0 ppb (40) 0.05 ppb (2) 77.6 μg/m3 (63) 9.9 μg/m3 (42) 63.0
 
April 6, 2021, 3 p.m. N/A N/A 4.0 ppb (4) N/A N/A N/A 44.0 ppb (41) 0.05 ppb (2) 77.9 μg/m3 (63) 9.8 μg/m3 (41) 63.0
 
April 6, 2021, 2 p.m. N/A N/A 21.0 ppb (20) N/A N/A N/A 28.0 ppb (26) 0.12 ppb (2) 145.1 μg/m3 (96) 18.2 μg/m3 (64) 96.0
 
April 6, 2021, 1 p.m. N/A N/A 34.0 ppb (33) N/A N/A N/A 16.0 ppb (15) 0.18 ppb (3) N/A N/A 33.0
 
April 6, 2021, noon 34.0 ppb (33) 6.5 ppb (7) 33.0 ppb (32) 27.0 ppb (26) N/A N/A 9.0 ppb (9) 0.18 ppb (3) N/A N/A 33.0
 
April 6, 2021, 11 a.m. 25.0 ppb (24) 2.5 ppb (3) 25.0 ppb (24) 23.0 ppb (22) N/A N/A 12.0 ppb (12) 0.17 ppb (3) 50.2 μg/m3 (47) 9.7 μg/m3 (41) 47.0
 
April 6, 2021, 10 a.m. 12.0 ppb (12) 0.9 ppb (1) 11.0 ppb (11) 12.0 ppb (12) N/A N/A 27.0 ppb (25) 0.08 ppb (2) 38.6 μg/m3 (36) 7.8 μg/m3 (33) 36.0
 
April 6, 2021, 9 a.m. 17.0 ppb (17) 0.2 ppb (1) 15.0 ppb (15) 17.0 ppb (17) N/A N/A 19.0 ppb (18) 0.09 ppb (2) 45.0 μg/m3 (42) 9.2 μg/m3 (39) 42.0
 
April 6, 2021, 8 a.m. 6.0 ppb (6) 0.3 ppb (1) 8.0 ppb (8) 6.0 ppb (6) N/A N/A 37.0 ppb (35) 0.08 ppb (2) 28.7 μg/m3 (27) 6.9 μg/m3 (29) 35.0
 
April 6, 2021, 7 a.m. 3.0 ppb (3) 0.4 ppb (1) 2.0 ppb (2) 3.0 ppb (3) N/A N/A 43.0 ppb (40) 0.07 ppb (2) 22.3 μg/m3 (21) 6.1 μg/m3 (26) 40.0
 
April 6, 2021, 6 a.m. 2.0 ppb (2) 0.2 ppb (1) 2.0 ppb (2) 2.0 ppb (2) N/A N/A 46.0 ppb (43) 0.07 ppb (2) 19.2 μg/m3 (18) 5.7 μg/m3 (24) 43.0
 
April 6, 2021, 5 a.m. 5.0 ppb (5) 0.8 ppb (1) 4.0 ppb (4) 5.0 ppb (5) N/A N/A 42.0 ppb (39) 0.08 ppb (2) 24.5 μg/m3 (23) 6.8 μg/m3 (29) 39.0
 
April 6, 2021, 4 a.m. 5.0 ppb (5) 0.1 ppb (1) 4.0 ppb (4) 5.0 ppb (5) N/A N/A 43.0 ppb (40) 0.09 ppb (2) 20.2 μg/m3 (19) 6.7 μg/m3 (28) 40.0
 
April 6, 2021, 3 a.m. 2.0 ppb (2) 0.1 ppb (1) 2.0 ppb (2) 2.0 ppb (2) N/A N/A 49.0 ppb (46) 0.09 ppb (2) 22.0 μg/m3 (21) 6.3 μg/m3 (27) 46.0
 
April 6, 2021, 2 a.m. 3.0 ppb (3) 0.1 ppb (1) 3.0 ppb (3) 3.0 ppb (3) N/A N/A 48.0 ppb (45) 0.1 ppb (2) 29.9 μg/m3 (28) 6.4 μg/m3 (27) 45.0
 
April 6, 2021, 1 a.m. 4.0 ppb (4) 0.2 ppb (1) 4.0 ppb (4) 4.0 ppb (4) N/A N/A 50.0 ppb (47) 0.11 ppb (2) 36.6 μg/m3 (34) 7.1 μg/m3 (30) 47.0
 
April 6, 2021, midnight 5.0 ppb (5) 0.6 ppb (1) 4.0 ppb (4) 5.0 ppb (5) N/A N/A 54.0 ppb (50) 0.09 ppb (2) 25.8 μg/m3 (24) 5.4 μg/m3 (23) 50.0
 
April 5, 2021, 11 p.m. 7.0 ppb (7) 1.8 ppb (2) 6.0 ppb (6) 5.0 ppb (5) N/A N/A 49.0 ppb (46) 0.07 ppb (2) 23.0 μg/m3 (22) 5.0 μg/m3 (21) 46.0