ID: 1097

AQSQID: 330115001

Site Name: Miller State Park

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

Updated: Feb. 26, 2021, 9:32 a.m.

Location: Peterborough (Summit Loop), NH

Reporting: True, Located: True

Current AQI: 39.0

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
Feb. 26, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) 0.13 ppb (2) 4.4 μg/m3 (5) 2.5 μg/m3 (11) 39.0
 
Feb. 26, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) 0.13 ppb (2) 4.7 μg/m3 (5) 2.5 μg/m3 (11) 39.0
 
Feb. 26, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) 0.12 ppb (2) 4.8 μg/m3 (5) 2.5 μg/m3 (11) 39.0
 
Feb. 26, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) 0.12 ppb (2) 5.3 μg/m3 (5) 2.4 μg/m3 (10) 39.0
 
Feb. 26, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) 0.13 ppb (2) 5.0 μg/m3 (5) 2.4 μg/m3 (10) 39.0
 
Feb. 26, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.12 ppb (2) 4.5 μg/m3 (5) 2.3 μg/m3 (10) 40.0
 
Feb. 26, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.13 ppb (2) 4.5 μg/m3 (5) 2.5 μg/m3 (11) 40.0
 
Feb. 26, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) 0.12 ppb (2) 4.9 μg/m3 (5) 2.6 μg/m3 (11) 39.0
 
Feb. 26, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) 0.13 ppb (2) 4.4 μg/m3 (5) 2.3 μg/m3 (10) 39.0
 
Feb. 25, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.13 ppb (2) 3.7 μg/m3 (4) 2.1 μg/m3 (9) 40.0
 
Feb. 25, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.13 ppb (2) 4.1 μg/m3 (4) 2.1 μg/m3 (9) 40.0
 
Feb. 25, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (41) 0.13 ppb (2) 3.6 μg/m3 (4) 1.7 μg/m3 (8) 41.0
 
Feb. 25, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (41) 0.13 ppb (2) 2.8 μg/m3 (3) 1.4 μg/m3 (6) 41.0
 
Feb. 25, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (41) 0.14 ppb (2) 2.3 μg/m3 (3) 1.1 μg/m3 (5) 41.0
 
Feb. 25, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (41) 0.14 ppb (2) N/A N/A 41.0
 
Feb. 25, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (41) 0.15 ppb (2) N/A N/A 41.0
 
Feb. 25, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (41) 0.13 ppb (2) N/A N/A 41.0
 
Feb. 25, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.13 ppb (2) 1.4 μg/m3 (2) 1.0 μg/m3 (5) 40.0
 
Feb. 25, 2021, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.13 ppb (2) 1.2 μg/m3 (2) 0.8 μg/m3 (4) 40.0
 
Feb. 25, 2021, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) 0.13 ppb (2) 1.5 μg/m3 (2) 0.8 μg/m3 (4) 39.0
 
Feb. 25, 2021, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (37) 0.14 ppb (2) 2.1 μg/m3 (2) 0.8 μg/m3 (4) 37.0
 
Feb. 25, 2021, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 38.0 ppb (36) 0.15 ppb (2) 2.3 μg/m3 (3) 0.9 μg/m3 (4) 36.0
 
Feb. 25, 2021, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 38.0 ppb (36) 0.16 ppb (3) 5.4 μg/m3 (5) 2.7 μg/m3 (12) 36.0
 
Feb. 25, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (38) 0.17 ppb (3) 6.8 μg/m3 (7) 4.3 μg/m3 (18) 38.0
 
Feb. 25, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 45.0 ppb (42) 0.16 ppb (3) 9.9 μg/m3 (10) 6.0 μg/m3 (25) 42.0
 
Feb. 25, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 49.0 ppb (46) 0.15 ppb (2) 10.8 μg/m3 (10) 6.3 μg/m3 (27) 46.0
 
Feb. 25, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 46.0 ppb (43) 0.16 ppb (3) 8.4 μg/m3 (8) 4.5 μg/m3 (19) 43.0
 
Feb. 25, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 45.0 ppb (42) 0.17 ppb (3) 8.6 μg/m3 (8) 4.4 μg/m3 (19) 42.0
 
Feb. 25, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 45.0 ppb (42) 0.16 ppb (3) 9.1 μg/m3 (9) 4.5 μg/m3 (19) 42.0
 
Feb. 25, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 45.0 ppb (42) 0.17 ppb (3) 8.6 μg/m3 (8) 4.5 μg/m3 (19) 42.0
 
Feb. 25, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 46.0 ppb (43) 0.16 ppb (3) 7.8 μg/m3 (8) 3.9 μg/m3 (17) 43.0
 
Feb. 25, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 47.0 ppb (44) 0.15 ppb (2) 7.7 μg/m3 (8) 4.6 μg/m3 (20) 44.0
 
Feb. 25, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (41) 0.17 ppb (3) 10.9 μg/m3 (11) 6.4 μg/m3 (27) 41.0
 
Feb. 24, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) 0.18 ppb (3) 7.8 μg/m3 (8) 4.2 μg/m3 (18) 39.0
 
Feb. 24, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 46.0 ppb (43) 0.15 ppb (2) 5.1 μg/m3 (5) 2.9 μg/m3 (13) 43.0
 
Feb. 24, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 46.0 ppb (43) 0.14 ppb (2) 4.1 μg/m3 (4) 2.5 μg/m3 (11) 43.0
 
Feb. 24, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 46.0 ppb (43) 0.14 ppb (2) 4.2 μg/m3 (4) 2.6 μg/m3 (11) 43.0
 
Feb. 24, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 45.0 ppb (42) 0.14 ppb (2) 4.6 μg/m3 (5) 2.5 μg/m3 (11) 42.0
 
Feb. 24, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 45.0 ppb (42) 0.14 ppb (2) 3.8 μg/m3 (4) 2.2 μg/m3 (10) 42.0
 
Feb. 24, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (41) 0.13 ppb (2) 4.0 μg/m3 (4) 2.6 μg/m3 (11) 41.0
 
Feb. 24, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) 0.12 ppb (2) 3.4 μg/m3 (4) 2.4 μg/m3 (10) 39.0
 
Feb. 24, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (38) 0.13 ppb (2) 3.0 μg/m3 (3) 2.4 μg/m3 (10) 38.0
 
Feb. 24, 2021, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (38) 0.13 ppb (2) 3.0 μg/m3 (3) 2.3 μg/m3 (10) 38.0
 
Feb. 24, 2021, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (37) 0.13 ppb (2) 3.6 μg/m3 (4) 2.6 μg/m3 (11) 37.0
 
Feb. 24, 2021, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 38.0 ppb (36) 0.13 ppb (2) 3.7 μg/m3 (4) 2.7 μg/m3 (12) 36.0
 
Feb. 24, 2021, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 38.0 ppb (36) 0.13 ppb (2) 3.8 μg/m3 (4) 2.9 μg/m3 (13) 36.0
 
Feb. 24, 2021, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 38.0 ppb (36) 0.13 ppb (2) 4.2 μg/m3 (4) 3.0 μg/m3 (13) 36.0
 
Feb. 24, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 38.0 ppb (36) 0.14 ppb (2) 4.0 μg/m3 (4) 3.0 μg/m3 (13) 36.0
 
Feb. 24, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (37) 0.14 ppb (2) 3.9 μg/m3 (4) 3.1 μg/m3 (13) 37.0
 
Feb. 24, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (37) 0.15 ppb (2) 4.0 μg/m3 (4) 3.3 μg/m3 (14) 37.0
 
Feb. 24, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (38) 0.16 ppb (3) 4.5 μg/m3 (5) 3.6 μg/m3 (16) 38.0
 
Feb. 24, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (38) 0.17 ppb (3) 5.5 μg/m3 (6) 4.1 μg/m3 (18) 38.0
 
Feb. 24, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (38) 0.17 ppb (3) 5.9 μg/m3 (6) 4.4 μg/m3 (19) 38.0
 
Feb. 24, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (38) 0.17 ppb (3) 6.2 μg/m3 (6) 4.6 μg/m3 (20) 38.0
 
Feb. 24, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (38) 0.17 ppb (3) 7.0 μg/m3 (7) 5.1 μg/m3 (22) 38.0
 
Feb. 24, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (38) 0.17 ppb (3) 6.9 μg/m3 (7) 5.1 μg/m3 (22) 38.0
 
Feb. 24, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) 0.17 ppb (3) 4.5 μg/m3 (5) 3.8 μg/m3 (16) 39.0
 
Feb. 23, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.17 ppb (3) 4.4 μg/m3 (5) 3.7 μg/m3 (16) 40.0
 
Feb. 23, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (41) 0.17 ppb (3) 7.2 μg/m3 (7) 5.4 μg/m3 (23) 41.0
 
Feb. 23, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 46.0 ppb (43) 0.16 ppb (3) 9.4 μg/m3 (9) 7.3 μg/m3 (31) 43.0
 
Feb. 23, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 46.0 ppb (43) 0.17 ppb (3) 10.0 μg/m3 (10) 7.9 μg/m3 (33) 43.0
 
Feb. 23, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 47.0 ppb (44) 0.17 ppb (3) 9.8 μg/m3 (10) 7.8 μg/m3 (33) 44.0
 
Feb. 23, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 47.0 ppb (44) 0.16 ppb (3) 9.6 μg/m3 (9) 7.6 μg/m3 (32) 44.0
 
Feb. 23, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 46.0 ppb (43) 0.16 ppb (3) 9.7 μg/m3 (9) 7.7 μg/m3 (33) 43.0
 
Feb. 23, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 47.0 ppb (44) 0.15 ppb (2) 10.0 μg/m3 (10) 7.9 μg/m3 (33) 44.0
 
Feb. 23, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 46.0 ppb (43) 0.15 ppb (2) 9.9 μg/m3 (10) 7.8 μg/m3 (33) 43.0
 
Feb. 23, 2021, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 46.0 ppb (43) 0.16 ppb (3) 10.1 μg/m3 (10) 8.2 μg/m3 (35) 43.0
 
Feb. 23, 2021, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.17 ppb (3) 9.8 μg/m3 (10) 7.9 μg/m3 (33) 33.0
 
Feb. 23, 2021, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 46.0 ppb (43) 0.17 ppb (3) 9.2 μg/m3 (9) 7.2 μg/m3 (31) 43.0
 
Feb. 23, 2021, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 45.0 ppb (42) 0.17 ppb (3) 8.4 μg/m3 (8) 6.4 μg/m3 (27) 42.0
 
Feb. 23, 2021, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.18 ppb (3) 7.9 μg/m3 (8) 5.9 μg/m3 (25) 40.0
 
Feb. 23, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (38) 0.17 ppb (3) 7.6 μg/m3 (8) 5.7 μg/m3 (24) 38.0
 
Feb. 23, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) 0.18 ppb (3) 7.5 μg/m3 (7) 5.6 μg/m3 (24) 39.0
 
Feb. 23, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (38) N/A 7.3 μg/m3 (7) 5.4 μg/m3 (23) 38.0
 
Feb. 23, 2021, 6 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) 0.17 ppb (3) 6.4 μg/m3 (6) 4.7 μg/m3 (20) 38.0
 
Feb. 23, 2021, 5 a.m. N/A N/A N/A N/A N/A N/A 40.0 ppb (38) 0.17 ppb (3) 5.2 μg/m3 (5) 3.9 μg/m3 (17) 38.0
 
Feb. 23, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (38) 0.16 ppb (3) 3.8 μg/m3 (4) 3.0 μg/m3 (13) 38.0
 
Feb. 23, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (37) 0.15 ppb (2) 2.0 μg/m3 (2) 1.8 μg/m3 (8) 37.0
 
Feb. 23, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 38.0 ppb (36) 0.15 ppb (2) 0.8 μg/m3 (1) 0.7 μg/m3 (3) 36.0
 
Feb. 23, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (37) 0.15 ppb (2) 0.4 μg/m3 (1) 0.1 μg/m3 (1) 37.0
 
Feb. 23, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (38) 0.14 ppb (2) 0.7 μg/m3 (1) 0.1 μg/m3 (1) 38.0
 
Feb. 22, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) 0.14 ppb (2) 0.8 μg/m3 (1) 0.2 μg/m3 (1) 39.0
 
Feb. 22, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) 0.15 ppb (2) 1.6 μg/m3 (2) 0.3 μg/m3 (2) 39.0
 
Feb. 22, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (41) 0.14 ppb (2) 3.1 μg/m3 (3) 1.6 μg/m3 (7) 41.0
 
Feb. 22, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 46.0 ppb (43) 0.13 ppb (2) 7.0 μg/m3 (7) 4.2 μg/m3 (18) 43.0
 
Feb. 22, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 47.0 ppb (44) 0.14 ppb (2) 10.6 μg/m3 (10) 6.7 μg/m3 (28) 44.0
 
Feb. 22, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.15 ppb (2) 13.2 μg/m3 (13) 8.0 μg/m3 (34) 34.0
 
Feb. 22, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 47.0 ppb (44) 0.15 ppb (2) 12.8 μg/m3 (12) 9.1 μg/m3 (38) 44.0
 
Feb. 22, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 46.0 ppb (43) 0.16 ppb (3) 12.4 μg/m3 (12) 9.5 μg/m3 (40) 43.0
 
Feb. 22, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 46.0 ppb (43) 0.17 ppb (3) 12.3 μg/m3 (12) 9.5 μg/m3 (40) 43.0
 
Feb. 22, 2021, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 38.0 ppb (36) 0.17 ppb (3) 13.2 μg/m3 (13) 10.0 μg/m3 (42) 42.0
 
Feb. 22, 2021, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.18 ppb (3) 13.0 μg/m3 (13) 9.5 μg/m3 (40) 40.0
 
Feb. 22, 2021, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.18 ppb (3) 11.7 μg/m3 (11) 7.4 μg/m3 (31) 40.0
 
Feb. 22, 2021, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.18 ppb (3) 8.1 μg/m3 (8) 4.8 μg/m3 (20) 40.0
 
Feb. 22, 2021, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.14 ppb (2) 6.5 μg/m3 (7) 3.8 μg/m3 (16) 40.0
 
Feb. 22, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.14 ppb (2) 7.0 μg/m3 (7) 3.6 μg/m3 (16) 40.0
 
Feb. 22, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.14 ppb (2) 6.0 μg/m3 (6) 3.5 μg/m3 (15) 40.0
 
Feb. 22, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.14 ppb (2) 6.4 μg/m3 (6) 3.7 μg/m3 (16) 40.0
 
Feb. 22, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.14 ppb (2) 6.8 μg/m3 (7) 3.8 μg/m3 (16) 40.0
 
Feb. 22, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.14 ppb (2) 5.9 μg/m3 (6) 3.5 μg/m3 (15) 40.0
 
Feb. 22, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.13 ppb (2) 5.3 μg/m3 (5) 3.4 μg/m3 (15) 40.0
 
Feb. 22, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.13 ppb (2) 5.6 μg/m3 (6) 3.3 μg/m3 (14) 40.0
 
Feb. 22, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.13 ppb (2) 4.5 μg/m3 (5) 3.1 μg/m3 (13) 40.0
 
Feb. 22, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.13 ppb (2) 4.1 μg/m3 (4) 3.1 μg/m3 (13) 40.0
 
Feb. 22, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.13 ppb (2) 4.6 μg/m3 (5) 3.0 μg/m3 (13) 40.0
 
Feb. 21, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.13 ppb (2) 4.4 μg/m3 (5) 2.9 μg/m3 (13) 40.0
 
Feb. 21, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.12 ppb (2) 4.7 μg/m3 (5) 2.5 μg/m3 (11) 40.0
 
Feb. 21, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.12 ppb (2) 4.1 μg/m3 (4) 2.0 μg/m3 (9) 40.0
 
Feb. 21, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.12 ppb (2) 3.3 μg/m3 (4) 1.6 μg/m3 (7) 40.0
 
Feb. 21, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) N/A 3.0 μg/m3 (3) 1.8 μg/m3 (8) 40.0
 
Feb. 21, 2021, 6 p.m. N/A N/A N/A N/A N/A N/A 43.0 ppb (40) 0.12 ppb (2) 3.7 μg/m3 (4) 2.1 μg/m3 (9) 40.0
 
Feb. 21, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.12 ppb (2) 3.5 μg/m3 (4) 2.1 μg/m3 (9) 40.0
 
Feb. 21, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.12 ppb (2) 3.1 μg/m3 (3) 2.1 μg/m3 (9) 40.0
 
Feb. 21, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.12 ppb (2) 3.1 μg/m3 (3) 2.2 μg/m3 (10) 40.0
 
Feb. 21, 2021, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.12 ppb (2) 3.8 μg/m3 (4) 2.7 μg/m3 (12) 12.0
 
Feb. 21, 2021, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.13 ppb (2) 3.6 μg/m3 (4) 2.6 μg/m3 (11) 40.0
 
Feb. 21, 2021, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.13 ppb (2) 3.6 μg/m3 (4) 2.5 μg/m3 (11) 40.0
 
Feb. 21, 2021, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.12 ppb (2) 3.4 μg/m3 (4) 2.6 μg/m3 (11) 40.0
 
Feb. 21, 2021, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.12 ppb (2) 3.7 μg/m3 (4) 2.8 μg/m3 (12) 40.0
 
Feb. 21, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.13 ppb (2) 3.8 μg/m3 (4) 3.0 μg/m3 (13) 40.0
 
Feb. 21, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.13 ppb (2) 4.2 μg/m3 (4) 3.1 μg/m3 (13) 40.0
 
Feb. 21, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.13 ppb (2) 4.4 μg/m3 (5) 3.2 μg/m3 (14) 40.0
 
Feb. 21, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.13 ppb (2) 4.3 μg/m3 (4) 3.1 μg/m3 (13) 40.0
 
Feb. 21, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.13 ppb (2) 4.4 μg/m3 (5) 3.1 μg/m3 (13) 40.0
 
Feb. 21, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.13 ppb (2) 4.4 μg/m3 (5) 3.2 μg/m3 (14) 40.0
 
Feb. 21, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.13 ppb (2) 4.4 μg/m3 (5) 3.2 μg/m3 (14) 40.0
 
Feb. 21, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.13 ppb (2) 4.4 μg/m3 (5) 3.1 μg/m3 (13) 40.0
 
Feb. 21, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.12 ppb (2) 5.6 μg/m3 (6) 3.8 μg/m3 (16) 40.0
 
Feb. 21, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.13 ppb (2) 6.2 μg/m3 (6) 3.9 μg/m3 (17) 40.0
 
Feb. 20, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.13 ppb (2) 5.7 μg/m3 (6) 3.4 μg/m3 (15) 40.0
 
Feb. 20, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 43.0 ppb (40) 0.13 ppb (2) 5.8 μg/m3 (6) 3.5 μg/m3 (15) 40.0
 
Feb. 20, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (41) 0.14 ppb (2) 7.3 μg/m3 (7) 4.3 μg/m3 (18) 41.0
 
Feb. 20, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (41) 0.13 ppb (2) 8.0 μg/m3 (8) 4.6 μg/m3 (20) 41.0
 
Feb. 20, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (41) 0.13 ppb (2) 6.8 μg/m3 (7) 4.1 μg/m3 (18) 41.0
 
Feb. 20, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (41) 0.12 ppb (2) 6.5 μg/m3 (7) 4.0 μg/m3 (17) 41.0
 
Feb. 20, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 44.0 ppb (41) 0.13 ppb (2) 6.5 μg/m3 (7) 4.3 μg/m3 (18) 41.0
 
Feb. 20, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) 0.13 ppb (2) 6.6 μg/m3 (7) 4.2 μg/m3 (18) 39.0
 
Feb. 20, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (38) 0.13 ppb (2) 6.0 μg/m3 (6) 4.0 μg/m3 (17) 38.0
 
Feb. 20, 2021, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 37.0 ppb (35) 0.14 ppb (2) 6.5 μg/m3 (7) 4.4 μg/m3 (19) 35.0
 
Feb. 20, 2021, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 35.0 ppb (33) 0.15 ppb (2) 7.1 μg/m3 (7) 4.8 μg/m3 (20) 33.0
 
Feb. 20, 2021, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 34.0 ppb (32) 0.16 ppb (3) 7.3 μg/m3 (7) 4.8 μg/m3 (20) 32.0
 
Feb. 20, 2021, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 34.0 ppb (32) 0.15 ppb (2) 7.1 μg/m3 (7) 4.6 μg/m3 (20) 32.0
 
Feb. 20, 2021, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 35.0 ppb (33) 0.15 ppb (2) 6.5 μg/m3 (7) 4.2 μg/m3 (18) 33.0
 
Feb. 20, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 36.0 ppb (34) 0.14 ppb (2) 5.0 μg/m3 (5) 3.4 μg/m3 (15) 34.0
 
Feb. 20, 2021, 8 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (37) 0.13 ppb (2) 2.9 μg/m3 (3) 2.2 μg/m3 (10) 37.0
 
Feb. 20, 2021, 7 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (37) 0.12 ppb (2) 3.7 μg/m3 (4) 2.7 μg/m3 (12) 37.0
 
Feb. 20, 2021, 6 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (38) 0.13 ppb (2) 3.5 μg/m3 (4) 2.8 μg/m3 (12) 38.0
 
Feb. 20, 2021, 5 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (38) 0.13 ppb (2) 2.8 μg/m3 (3) 2.2 μg/m3 (10) 38.0
 
Feb. 20, 2021, 4 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) 0.12 ppb (2) 2.8 μg/m3 (3) 2.3 μg/m3 (10) 39.0
 
Feb. 20, 2021, 3 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) 0.13 ppb (2) 3.5 μg/m3 (4) 2.7 μg/m3 (12) 39.0
 
Feb. 20, 2021, 2 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) 0.13 ppb (2) 4.1 μg/m3 (4) 3.0 μg/m3 (13) 39.0
 
Feb. 20, 2021, 1 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (38) 0.13 ppb (2) 4.5 μg/m3 (5) 3.1 μg/m3 (13) 38.0
 
Feb. 20, 2021, midnight N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (38) 0.14 ppb (2) 5.4 μg/m3 (5) 3.5 μg/m3 (15) 38.0
 
Feb. 19, 2021, 11 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (38) 0.14 ppb (2) 6.4 μg/m3 (6) 3.9 μg/m3 (17) 38.0
 
Feb. 19, 2021, 10 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (38) 0.14 ppb (2) 5.7 μg/m3 (6) 3.8 μg/m3 (16) 38.0
 
Feb. 19, 2021, 9 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (38) 0.14 ppb (2) 5.1 μg/m3 (5) 3.6 μg/m3 (16) 38.0
 
Feb. 19, 2021, 8 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) 0.14 ppb (2) 4.9 μg/m3 (5) 3.4 μg/m3 (15) 39.0
 
Feb. 19, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) 0.14 ppb (2) 4.9 μg/m3 (5) 3.4 μg/m3 (15) 39.0
 
Feb. 19, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (38) 0.14 ppb (2) 5.0 μg/m3 (5) 3.4 μg/m3 (15) 38.0
 
Feb. 19, 2021, 5 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (38) 0.14 ppb (2) 4.7 μg/m3 (5) 3.3 μg/m3 (14) 38.0
 
Feb. 19, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (38) 0.14 ppb (2) 3.8 μg/m3 (4) 2.8 μg/m3 (12) 38.0
 
Feb. 19, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (38) 0.14 ppb (2) 3.6 μg/m3 (4) 2.8 μg/m3 (12) 38.0
 
Feb. 19, 2021, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 41.0 ppb (38) 0.14 ppb (2) 4.3 μg/m3 (4) 2.8 μg/m3 (12) 38.0
 
Feb. 19, 2021, 1 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 0.13 ppb (2) 3.4 μg/m3 (4) 2.5 μg/m3 (11) 11.0
 
Feb. 19, 2021, noon N/A N/A N/A N/A N/A 0.0 ppb (0) 42.0 ppb (39) 0.14 ppb (2) 4.0 μg/m3 (4) 2.9 μg/m3 (13) 39.0
 
Feb. 19, 2021, 11 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (38) 0.14 ppb (2) 4.8 μg/m3 (5) 3.2 μg/m3 (14) 38.0
 
Feb. 19, 2021, 10 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 40.0 ppb (38) 0.14 ppb (2) 4.8 μg/m3 (5) 3.3 μg/m3 (14) 38.0
 
Feb. 19, 2021, 9 a.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (37) 0.14 ppb (2) 5.6 μg/m3 (6) 3.5 μg/m3 (15) 37.0