AQSQID: 330115001

Site Name: Miller State Park

Location: Peterborough (Summit Loop), NH

Reporting: True, Located: True

Current AQI: 50.0

Peterborough (Summit Loop) NH, US: 42.86183, -71.878626

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Jan. 20, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (32) 0.13 ppb (1) 5.0 μg/m3 (5) 12.0 μg/m3 (50) 50.0
 
Jan. 20, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (32) 0.12 ppb (1) 3.0 μg/m3 (3) 6.0 μg/m3 (25) 32.0
 
Jan. 20, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (32) 0.13 ppb (1) 2.0 μg/m3 (2) 3.0 μg/m3 (12) 32.0
 
Jan. 20, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (32) 0.12 ppb (1) 5.0 μg/m3 (5) 2.0 μg/m3 (8) 32.0
 
Jan. 20, 2020, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (32) 0.12 ppb (1) 5.0 μg/m3 (5) 2.0 μg/m3 (8) 32.0
 
Jan. 20, 2020, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (32) 0.12 ppb (1) 2.0 μg/m3 (2) 2.0 μg/m3 (8) 32.0
 
Jan. 20, 2020, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (32) 0.12 ppb (1) 4.0 μg/m3 (4) 1.0 μg/m3 (4) 32.0
 
Jan. 20, 2020, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (31) 0.13 ppb (1) 3.0 μg/m3 (3) 1.0 μg/m3 (4) 31.0
 
Jan. 20, 2020, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (30) 0.13 ppb (1) 4.0 μg/m3 (4) 3.0 μg/m3 (12) 30.0
 
Jan. 20, 2020, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.13 ppb (1) 5.0 μg/m3 (5) 5.0 μg/m3 (21) 21.0
 
Jan. 20, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 38.0 ppb (29) 0.13 ppb (1) 2.0 μg/m3 (2) 4.0 μg/m3 (17) 29.0
 
Jan. 20, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 38.0 ppb (29) 0.13 ppb (1) 5.0 μg/m3 (5) 3.0 μg/m3 (12) 29.0
 
Jan. 20, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 37.0 ppb (28) 0.14 ppb (2) 5.0 μg/m3 (5) 5.0 μg/m3 (21) 28.0
 
Jan. 20, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 36.0 ppb (28) 0.15 ppb (2) 3.0 μg/m3 (3) 5.0 μg/m3 (21) 28.0
 
Jan. 20, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 36.0 ppb (28) 0.16 ppb (2) 5.0 μg/m3 (5) 7.0 μg/m3 (29) 29.0
 
Jan. 20, 2020, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 35.0 ppb (27) N/A 6.0 μg/m3 (5) 7.0 μg/m3 (29) 29.0
 
Jan. 20, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (27) 0.17 ppb (2) 7.0 μg/m3 (6) 6.0 μg/m3 (25) 27.0
 
Jan. 20, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 36.0 ppb (28) 0.17 ppb (2) 8.0 μg/m3 (7) 10.0 μg/m3 (42) 42.0
 
Jan. 20, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 36.0 ppb (28) 0.17 ppb (2) 6.0 μg/m3 (5) 6.0 μg/m3 (25) 28.0
 
Jan. 20, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 37.0 ppb (28) 0.16 ppb (2) 5.0 μg/m3 (5) 7.0 μg/m3 (29) 29.0
 
Jan. 20, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 37.0 ppb (28) 0.16 ppb (2) 7.0 μg/m3 (6) 7.0 μg/m3 (29) 29.0
 
Jan. 20, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (25) 0.18 ppb (2) 8.0 μg/m3 (7) 6.0 μg/m3 (25) 25.0
 
Jan. 20, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (25) 0.17 ppb (2) 4.0 μg/m3 (4) 3.0 μg/m3 (12) 25.0
 
Jan. 19, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (25) 0.16 ppb (2) 4.0 μg/m3 (4) 4.0 μg/m3 (17) 25.0
 
Jan. 19, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 34.0 ppb (26) 0.15 ppb (2) 4.0 μg/m3 (4) 4.0 μg/m3 (17) 26.0
 
Jan. 19, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 34.0 ppb (26) 0.15 ppb (2) 2.0 μg/m3 (2) 3.0 μg/m3 (12) 26.0
 
Jan. 19, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) 0.16 ppb (2) 2.0 μg/m3 (2) 5.0 μg/m3 (21) 24.0
 
Jan. 19, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) N/A 3.0 μg/m3 (3) 6.0 μg/m3 (25) 25.0
 
Jan. 19, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (22) 0.17 ppb (2) 0.0 μg/m3 (0) 6.0 μg/m3 (25) 25.0
 
Jan. 19, 2020, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (21) 0.16 ppb (2) 0.0 μg/m3 (0) 1.0 μg/m3 (4) 21.0
 
Jan. 19, 2020, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (20) 0.17 ppb (2) -1.0 μg/m3 (0) 1.0 μg/m3 (4) 20.0
 
Jan. 19, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (19) 0.17 ppb (2) -2.0 μg/m3 (0) 4.0 μg/m3 (17) 19.0
 
Jan. 19, 2020, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.17 ppb (2) 3.0 μg/m3 (3) 4.0 μg/m3 (17) 17.0
 
Jan. 19, 2020, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (19) 0.17 ppb (2) 7.0 μg/m3 (6) 2.0 μg/m3 (8) 19.0
 
Jan. 19, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (20) 0.17 ppb (2) 5.0 μg/m3 (5) 2.0 μg/m3 (8) 20.0
 
Jan. 19, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (21) 0.17 ppb (2) 3.0 μg/m3 (3) 2.0 μg/m3 (8) 21.0
 
Jan. 19, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (22) 0.17 ppb (2) 3.0 μg/m3 (3) 3.0 μg/m3 (12) 22.0
 
Jan. 19, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) 0.18 ppb (2) 5.0 μg/m3 (5) 2.0 μg/m3 (8) 23.0
 
Jan. 19, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (25) 0.18 ppb (2) 6.0 μg/m3 (5) 3.0 μg/m3 (12) 25.0
 
Jan. 19, 2020, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 34.0 ppb (26) 0.17 ppb (2) 3.0 μg/m3 (3) 4.0 μg/m3 (17) 26.0
 
Jan. 19, 2020, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 37.0 ppb (28) 0.15 ppb (2) 0.0 μg/m3 (0) 4.0 μg/m3 (17) 28.0
 
Jan. 19, 2020, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 35.0 ppb (27) 0.17 ppb (2) 0.0 μg/m3 (0) 3.0 μg/m3 (12) 27.0
 
Jan. 19, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 34.0 ppb (26) 0.18 ppb (2) 2.0 μg/m3 (2) 5.0 μg/m3 (21) 26.0
 
Jan. 19, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (25) 0.18 ppb (2) 5.0 μg/m3 (5) 5.0 μg/m3 (21) 25.0
 
Jan. 19, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (25) 0.19 ppb (2) 7.0 μg/m3 (6) 6.0 μg/m3 (25) 25.0
 
Jan. 19, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) 0.19 ppb (2) 5.0 μg/m3 (5) 3.0 μg/m3 (12) 24.0
 
Jan. 19, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) 0.2 ppb (2) 8.0 μg/m3 (7) 3.0 μg/m3 (12) 24.0
 
Jan. 18, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (25) 0.18 ppb (2) 8.0 μg/m3 (7) 5.0 μg/m3 (21) 25.0
 
Jan. 18, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (25) 0.19 ppb (2) 6.0 μg/m3 (5) 3.0 μg/m3 (12) 25.0
 
Jan. 18, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 36.0 ppb (28) 0.18 ppb (2) 6.0 μg/m3 (5) 3.0 μg/m3 (12) 28.0
 
Jan. 18, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 38.0 ppb (29) 0.17 ppb (2) 8.0 μg/m3 (7) 6.0 μg/m3 (25) 29.0
 
Jan. 18, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 38.0 ppb (29) 0.16 ppb (2) 10.0 μg/m3 (9) 5.0 μg/m3 (21) 29.0
 
Jan. 18, 2020, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (31) 0.14 ppb (2) 7.0 μg/m3 (6) 3.0 μg/m3 (12) 31.0
 
Jan. 18, 2020, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (31) 0.14 ppb (2) 6.0 μg/m3 (5) 2.0 μg/m3 (8) 31.0
 
Jan. 18, 2020, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (32) 0.13 ppb (1) 2.0 μg/m3 (2) 3.0 μg/m3 (12) 32.0
 
Jan. 18, 2020, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (34) 0.12 ppb (1) 0.0 μg/m3 (0) 3.0 μg/m3 (12) 34.0
 
Jan. 18, 2020, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (34) 0.12 ppb (1) 2.0 μg/m3 (2) 2.0 μg/m3 (8) 34.0
 
Jan. 18, 2020, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (32) 0.12 ppb (1) 4.0 μg/m3 (4) 3.0 μg/m3 (12) 32.0
 
Jan. 18, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (32) 0.12 ppb (1) 3.0 μg/m3 (3) 1.0 μg/m3 (4) 32.0
 
Jan. 18, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (31) 0.13 ppb (1) 3.0 μg/m3 (3) -2.0 μg/m3 (0) 31.0
 
Jan. 18, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (32) 0.12 ppb (1) 2.0 μg/m3 (2) 2.0 μg/m3 (8) 32.0
 
Jan. 18, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (31) 0.12 ppb (1) 3.0 μg/m3 (3) 4.0 μg/m3 (17) 31.0
 
Jan. 18, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (31) 0.12 ppb (1) 2.0 μg/m3 (2) 4.0 μg/m3 (17) 31.0
 
Jan. 18, 2020, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (31) 0.13 ppb (1) 4.0 μg/m3 (4) 5.0 μg/m3 (21) 31.0
 
Jan. 18, 2020, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (31) 0.13 ppb (1) 6.0 μg/m3 (5) 2.0 μg/m3 (8) 31.0
 
Jan. 18, 2020, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (31) 0.13 ppb (1) -2.0 μg/m3 (0) 3.0 μg/m3 (12) 31.0
 
Jan. 18, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (31) 0.13 ppb (1) 2.0 μg/m3 (2) 4.0 μg/m3 (17) 31.0
 
Jan. 18, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (31) 0.13 ppb (1) 2.0 μg/m3 (2) 3.0 μg/m3 (12) 31.0
 
Jan. 18, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (31) 0.13 ppb (1) 5.0 μg/m3 (5) 2.0 μg/m3 (8) 31.0
 
Jan. 18, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (32) 0.12 ppb (1) 8.0 μg/m3 (7) 2.0 μg/m3 (8) 32.0
 
Jan. 18, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (32) 0.12 ppb (1) 5.0 μg/m3 (5) -1.0 μg/m3 (0) 32.0
 
Jan. 17, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (32) 0.12 ppb (1) 5.0 μg/m3 (5) 0.0 μg/m3 (0) 32.0
 
Jan. 17, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (32) 0.12 ppb (1) 4.0 μg/m3 (4) 3.0 μg/m3 (12) 32.0
 
Jan. 17, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (32) 0.12 ppb (1) 3.0 μg/m3 (3) 3.0 μg/m3 (12) 32.0
 
Jan. 17, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (32) 0.11 ppb (1) 0.0 μg/m3 (0) 1.0 μg/m3 (4) 32.0
 
Jan. 17, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (32) 0.11 ppb (1) 2.0 μg/m3 (2) 1.0 μg/m3 (4) 32.0
 
Jan. 17, 2020, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (32) 0.11 ppb (1) 5.0 μg/m3 (5) 3.0 μg/m3 (12) 32.0
 
Jan. 17, 2020, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (32) 0.12 ppb (1) 7.0 μg/m3 (6) 3.0 μg/m3 (12) 32.0
 
Jan. 17, 2020, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (31) 0.12 ppb (1) 7.0 μg/m3 (6) 4.0 μg/m3 (17) 31.0
 
Jan. 17, 2020, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (30) 0.12 ppb (1) 3.0 μg/m3 (3) 7.0 μg/m3 (29) 30.0
 
Jan. 17, 2020, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (30) 0.12 ppb (1) 5.0 μg/m3 (5) 2.0 μg/m3 (8) 30.0
 
Jan. 17, 2020, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (31) 0.12 ppb (1) 6.0 μg/m3 (5) 5.0 μg/m3 (21) 31.0
 
Jan. 17, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (31) 0.12 ppb (1) 4.0 μg/m3 (4) 6.0 μg/m3 (25) 31.0
 
Jan. 17, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (30) 0.12 ppb (1) 4.0 μg/m3 (4) 2.0 μg/m3 (8) 30.0
 
Jan. 17, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (30) 0.12 ppb (1) 1.0 μg/m3 (1) 3.0 μg/m3 (12) 30.0
 
Jan. 17, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (30) 0.12 ppb (1) 0.0 μg/m3 (0) -1.0 μg/m3 (0) 30.0
 
Jan. 17, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 38.0 ppb (29) 0.12 ppb (1) 4.0 μg/m3 (4) 1.0 μg/m3 (4) 29.0
 
Jan. 17, 2020, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 35.0 ppb (27) 0.13 ppb (1) 6.0 μg/m3 (5) 3.0 μg/m3 (12) 27.0
 
Jan. 17, 2020, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 34.0 ppb (26) 0.13 ppb (1) 3.0 μg/m3 (3) 4.0 μg/m3 (17) 26.0
 
Jan. 17, 2020, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (25) 0.13 ppb (1) 5.0 μg/m3 (5) 3.0 μg/m3 (12) 25.0
 
Jan. 17, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (25) 0.13 ppb (1) 4.0 μg/m3 (4) 3.0 μg/m3 (12) 25.0
 
Jan. 17, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (25) 0.13 ppb (1) 3.0 μg/m3 (3) 2.0 μg/m3 (8) 25.0
 
Jan. 17, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 33.0 ppb (25) 0.13 ppb (1) 2.0 μg/m3 (2) 3.0 μg/m3 (12) 25.0
 
Jan. 17, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (22) 0.14 ppb (2) 3.0 μg/m3 (3) 2.0 μg/m3 (8) 22.0
 
Jan. 17, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (22) 0.14 ppb (2) 3.0 μg/m3 (3) 3.0 μg/m3 (12) 22.0
 
Jan. 16, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (22) 0.14 ppb (2) 2.0 μg/m3 (2) 4.0 μg/m3 (17) 22.0
 
Jan. 16, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 28.0 ppb (22) 0.14 ppb (2) 0.0 μg/m3 (0) 4.0 μg/m3 (17) 22.0
 
Jan. 16, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) 0.14 ppb (2) 3.0 μg/m3 (3) 3.0 μg/m3 (12) 23.0
 
Jan. 16, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) 0.14 ppb (2) 4.0 μg/m3 (4) 2.0 μg/m3 (8) 24.0
 
Jan. 16, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) 0.13 ppb (1) 3.0 μg/m3 (3) 1.0 μg/m3 (4) 24.0
 
Jan. 16, 2020, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (21) 0.15 ppb (2) -1.0 μg/m3 (0) 3.0 μg/m3 (12) 21.0
 
Jan. 16, 2020, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (18) 0.15 ppb (2) 2.0 μg/m3 (2) 4.0 μg/m3 (17) 18.0
 
Jan. 16, 2020, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (18) 0.16 ppb (2) 4.0 μg/m3 (4) 0.0 μg/m3 (0) 18.0
 
Jan. 16, 2020, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (17) 0.17 ppb (2) 1.0 μg/m3 (1) 1.0 μg/m3 (4) 17.0
 
Jan. 16, 2020, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (18) 0.17 ppb (2) 2.0 μg/m3 (2) 3.0 μg/m3 (12) 18.0
 
Jan. 16, 2020, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.16 ppb (2) 2.0 μg/m3 (2) 1.0 μg/m3 (4) 4.0
 
Jan. 16, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (21) 0.15 ppb (2) 2.0 μg/m3 (2) 2.0 μg/m3 (8) 21.0
 
Jan. 16, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) 0.14 ppb (2) 0.0 μg/m3 (0) 2.0 μg/m3 (8) 23.0
 
Jan. 16, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) 0.14 ppb (2) 1.0 μg/m3 (1) 1.0 μg/m3 (4) 23.0
 
Jan. 16, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) 0.14 ppb (2) 1.0 μg/m3 (1) 2.0 μg/m3 (8) 23.0
 
Jan. 16, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (25) 0.13 ppb (1) 2.0 μg/m3 (2) 3.0 μg/m3 (12) 25.0
 
Jan. 16, 2020, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (25) N/A 4.0 μg/m3 (4) 2.0 μg/m3 (8) 25.0
 
Jan. 16, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (24) 0.13 ppb (1) 2.0 μg/m3 (2) 2.0 μg/m3 (8) 24.0
 
Jan. 16, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (23) 0.13 ppb (1) 4.0 μg/m3 (4) 3.0 μg/m3 (12) 23.0
 
Jan. 16, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) 0.14 ppb (2) 6.0 μg/m3 (5) 3.0 μg/m3 (12) 23.0
 
Jan. 16, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (22) 0.14 ppb (2) 3.0 μg/m3 (3) 3.0 μg/m3 (12) 22.0
 
Jan. 16, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (22) 0.13 ppb (1) 1.0 μg/m3 (1) 4.0 μg/m3 (17) 22.0
 
Jan. 16, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) 0.13 ppb (1) 3.0 μg/m3 (3) 5.0 μg/m3 (21) 23.0
 
Jan. 16, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) 0.14 ppb (2) 4.0 μg/m3 (4) 3.0 μg/m3 (12) 23.0
 
Jan. 15, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) 0.13 ppb (1) 2.0 μg/m3 (2) 3.0 μg/m3 (12) 23.0
 
Jan. 15, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) 0.14 ppb (2) 5.0 μg/m3 (5) 5.0 μg/m3 (21) 23.0
 
Jan. 15, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) 0.13 ppb (1) 7.0 μg/m3 (6) 5.0 μg/m3 (21) 23.0
 
Jan. 15, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) 0.13 ppb (1) 4.0 μg/m3 (4) 5.0 μg/m3 (21) 24.0
 
Jan. 15, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (25) 0.14 ppb (2) 1.0 μg/m3 (1) 2.0 μg/m3 (8) 25.0
 
Jan. 15, 2020, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 32.0 ppb (25) 0.15 ppb (2) N/A 3.0 μg/m3 (12) 25.0
 
Jan. 15, 2020, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 31.0 ppb (24) 0.13 ppb (1) 3.0 μg/m3 (3) N/A 24.0
 
Jan. 15, 2020, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 30.0 ppb (23) 0.14 ppb (2) 3.0 μg/m3 (3) 5.0 μg/m3 (21) 23.0
 
Jan. 15, 2020, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (22) 0.15 ppb (2) 5.0 μg/m3 (5) 4.0 μg/m3 (17) 22.0
 
Jan. 15, 2020, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (20) 0.15 ppb (2) 4.0 μg/m3 (4) 5.0 μg/m3 (21) 21.0
 
Jan. 15, 2020, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (19) 0.16 ppb (2) 4.0 μg/m3 (4) 6.0 μg/m3 (25) 25.0
 
Jan. 15, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (19) 0.16 ppb (2) 5.0 μg/m3 (5) 5.0 μg/m3 (21) 21.0
 
Jan. 15, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (17) 0.16 ppb (2) 1.0 μg/m3 (1) 5.0 μg/m3 (21) 21.0
 
Jan. 15, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 20.0 ppb (15) 0.16 ppb (2) 1.0 μg/m3 (1) 0.0 μg/m3 (0) 15.0
 
Jan. 15, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 20.0 ppb (15) 0.16 ppb (2) 3.0 μg/m3 (3) -2.0 μg/m3 (0) 15.0
 
Jan. 15, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (16) 0.16 ppb (2) 0.0 μg/m3 (0) 0.0 μg/m3 (0) 16.0
 
Jan. 15, 2020, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (17) 0.16 ppb (2) 1.0 μg/m3 (1) -2.0 μg/m3 (0) 17.0
 
Jan. 15, 2020, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (16) 0.17 ppb (2) 3.0 μg/m3 (3) -2.0 μg/m3 (0) 16.0
 
Jan. 15, 2020, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (18) 0.16 ppb (2) 5.0 μg/m3 (5) 4.0 μg/m3 (17) 18.0
 
Jan. 15, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (19) 0.16 ppb (2) 6.0 μg/m3 (5) 6.0 μg/m3 (25) 25.0
 
Jan. 15, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 20.0 ppb (15) 0.19 ppb (2) 4.0 μg/m3 (4) 1.0 μg/m3 (4) 15.0
 
Jan. 15, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 14.0 ppb (11) 0.21 ppb (2) 4.0 μg/m3 (4) 1.0 μg/m3 (4) 11.0
 
Jan. 15, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 15.0 ppb (12) 0.2 ppb (2) 5.0 μg/m3 (5) 1.0 μg/m3 (4) 12.0
 
Jan. 15, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (14) 0.19 ppb (2) 2.0 μg/m3 (2) 1.0 μg/m3 (4) 14.0
 
Jan. 14, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (15) 0.18 ppb (2) 3.0 μg/m3 (3) 2.0 μg/m3 (8) 15.0
 
Jan. 14, 2020, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (14) 0.19 ppb (2) 6.0 μg/m3 (5) 3.0 μg/m3 (12) 14.0
 
Jan. 14, 2020, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (15) 0.19 ppb (2) 5.0 μg/m3 (5) 2.0 μg/m3 (8) 15.0
 
Jan. 14, 2020, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 23.0 ppb (18) 0.18 ppb (2) 2.0 μg/m3 (2) 2.0 μg/m3 (8) 18.0
 
Jan. 14, 2020, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 27.0 ppb (21) 0.16 ppb (2) 2.0 μg/m3 (2) 1.0 μg/m3 (4) 21.0
 
Jan. 14, 2020, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 26.0 ppb (20) 0.15 ppb (2) 4.0 μg/m3 (4) 1.0 μg/m3 (4) 20.0
 
Jan. 14, 2020, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 25.0 ppb (19) 0.14 ppb (2) 2.0 μg/m3 (2) 0.0 μg/m3 (0) 19.0
 
Jan. 14, 2020, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 24.0 ppb (18) 0.14 ppb (2) 2.0 μg/m3 (2) -2.0 μg/m3 (0) 18.0
 
Jan. 14, 2020, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (17) 0.15 ppb (2) 3.0 μg/m3 (3) -1.0 μg/m3 (0) 17.0
 
Jan. 14, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (17) 0.14 ppb (2) 3.0 μg/m3 (3) 2.0 μg/m3 (8) 17.0
 
Jan. 14, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (20) 0.14 ppb (2) 5.0 μg/m3 (5) 4.0 μg/m3 (17) 20.0
 
Jan. 14, 2020, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (17) N/A 6.0 μg/m3 (5) 3.0 μg/m3 (12) 17.0
 
Jan. 14, 2020, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (15) 0.15 ppb (2) 4.0 μg/m3 (4) 4.0 μg/m3 (17) 17.0
 
Jan. 14, 2020, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 20.0 ppb (15) 0.15 ppb (2) 3.0 μg/m3 (3) 4.0 μg/m3 (17) 17.0
 
Jan. 14, 2020, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (14) 0.15 ppb (2) 4.0 μg/m3 (4) 5.0 μg/m3 (21) 21.0
 
Jan. 14, 2020, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (13) 0.16 ppb (2) 4.0 μg/m3 (4) 7.0 μg/m3 (29) 29.0
 
Jan. 14, 2020, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 19.0 ppb (15) 0.15 ppb (2) 4.0 μg/m3 (4) 4.0 μg/m3 (17) 17.0
 
Jan. 14, 2020, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (14) 0.16 ppb (2) 6.0 μg/m3 (5) 4.0 μg/m3 (17) 17.0
 
Jan. 14, 2020, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (14) 0.15 ppb (2) 4.0 μg/m3 (4) 2.0 μg/m3 (8) 14.0
 
Jan. 14, 2020, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 17.0 ppb (13) 0.16 ppb (2) 2.0 μg/m3 (2) 1.0 μg/m3 (4) 13.0
 
Jan. 14, 2020, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 18.0 ppb (14) 0.16 ppb (2) 1.0 μg/m3 (1) 2.0 μg/m3 (8) 14.0
 
Jan. 14, 2020, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (16) 0.15 ppb (2) -1.0 μg/m3 (0) 2.0 μg/m3 (8) 16.0
 
Jan. 14, 2020, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 22.0 ppb (17) 0.15 ppb (2) 4.0 μg/m3 (4) 3.0 μg/m3 (12) 17.0
 
Jan. 14, 2020, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (16) 0.16 ppb (2) 6.0 μg/m3 (5) 3.0 μg/m3 (12) 16.0
 
Jan. 13, 2020, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 21.0 ppb (16) 0.16 ppb (2) 2.0 μg/m3 (2) 0.0 μg/m3 (0) 16.0