ID: 452

AQSQID: 230090103

Site Name: Acadia Np - Mcfarland

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

Updated: April 10, 2021, 6:43 p.m.

Location: Bar Harbor (Eagle Lake Rd), ME

Reporting: True, Located: True

Current AQI: 37.0

Bar Harbor (Eagle Lake Rd) ME, US: 44.377048, -68.260902

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
April 10, 2021, 5 p.m. N/A 0.1 ppb (1) 0.8 ppb (1) N/A N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 3.3 μg/m3 (14) 37.0
 
April 10, 2021, 4 p.m. N/A 0.1 ppb (1) 0.8 ppb (1) N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 3.7 μg/m3 (16) 35.0
 
April 10, 2021, 3 p.m. N/A 0.1 ppb (1) 0.9 ppb (1) N/A N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 4.2 μg/m3 (18) 34.0
 
April 10, 2021, 2 p.m. N/A 0.2 ppb (1) 1.4 ppb (2) N/A N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 5.5 μg/m3 (23) 32.0
 
April 10, 2021, 1 p.m. N/A 0.3 ppb (1) 1.6 ppb (2) N/A N/A 0.0 ppb (0) 32.0 ppb (30) N/A N/A 6.0 μg/m3 (25) 30.0
 
April 10, 2021, noon N/A 0.4 ppb (1) 2.0 ppb (2) N/A N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 5.9 μg/m3 (25) 31.0
 
April 10, 2021, 11 a.m. N/A 0.3 ppb (1) 1.9 ppb (2) N/A N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 6.1 μg/m3 (26) 33.0
 
April 10, 2021, 10 a.m. N/A 0.1 ppb (1) 3.0 ppb (3) N/A N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 2.9 μg/m3 (13) 32.0
 
April 10, 2021, 9 a.m. N/A 0.0 ppb (0) 1.8 ppb (2) N/A N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 2.3 μg/m3 (10) 34.0
 
April 10, 2021, 8 a.m. N/A 0.0 ppb (0) 1.0 ppb (1) N/A N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 2.1 μg/m3 (9) 37.0
 
April 10, 2021, 7 a.m. N/A 0.0 ppb (0) 0.6 ppb (1) N/A N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 1.8 μg/m3 (8) 38.0
 
April 10, 2021, 6 a.m. N/A 0.0 ppb (0) 0.6 ppb (1) N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 1.8 μg/m3 (8) 35.0
 
April 10, 2021, 5 a.m. N/A 0.0 ppb (0) 0.5 ppb (1) N/A N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 1.3 μg/m3 (6) 34.0
 
April 10, 2021, 4 a.m. N/A 0.0 ppb (0) 0.5 ppb (1) N/A N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 1.2 μg/m3 (5) 34.0
 
April 10, 2021, 3 a.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 1.3 μg/m3 (6) 35.0
 
April 10, 2021, 2 a.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 1.1 μg/m3 (5) 35.0
 
April 10, 2021, 1 a.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 1.1 μg/m3 (5) 35.0
 
April 10, 2021, midnight N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 1.1 μg/m3 (5) 35.0
 
April 9, 2021, 11 p.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 1.0 μg/m3 (5) 35.0
 
April 9, 2021, 10 p.m. N/A 0.0 ppb (0) 0.3 ppb (1) N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 0.9 μg/m3 (4) 35.0
 
April 9, 2021, 9 p.m. N/A 0.0 ppb (0) 0.3 ppb (1) N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 0.8 μg/m3 (4) 35.0
 
April 9, 2021, 8 p.m. N/A 0.1 ppb (1) 0.4 ppb (1) N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 1.2 μg/m3 (5) 35.0
 
April 9, 2021, 7 p.m. N/A 0.1 ppb (1) 0.5 ppb (1) N/A N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 1.3 μg/m3 (6) 34.0
 
April 9, 2021, 6 p.m. N/A 0.1 ppb (1) 0.5 ppb (1) N/A N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 1.4 μg/m3 (6) 34.0
 
April 9, 2021, 5 p.m. N/A 0.0 ppb (0) 0.5 ppb (1) N/A N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 1.6 μg/m3 (7) 33.0
 
April 9, 2021, 4 p.m. N/A 0.1 ppb (1) 0.5 ppb (1) N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 1.9 μg/m3 (8) 35.0
 
April 9, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 1.6 μg/m3 (7) 37.0
 
April 9, 2021, 2 p.m. N/A 0.1 ppb (1) 0.5 ppb (1) N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 1.6 μg/m3 (7) 35.0
 
April 9, 2021, 1 p.m. N/A 0.1 ppb (1) 0.4 ppb (1) N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 2.0 μg/m3 (9) 35.0
 
April 9, 2021, noon N/A 0.0 ppb (0) N/A N/A N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 2.3 μg/m3 (10) 36.0
 
April 9, 2021, 11 a.m. N/A 0.0 ppb (0) -0.1 ppb (0) N/A N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 1.9 μg/m3 (8) 33.0
 
April 9, 2021, 10 a.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 1.3 μg/m3 (6) 34.0
 
April 9, 2021, 9 a.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 1.2 μg/m3 (5) 32.0
 
April 9, 2021, 8 a.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 32.0 ppb (30) N/A N/A 1.2 μg/m3 (5) 30.0
 
April 9, 2021, 7 a.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 1.3 μg/m3 (6) 32.0
 
April 9, 2021, 6 a.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 32.0 ppb (30) N/A N/A 1.4 μg/m3 (6) 30.0
 
April 9, 2021, 5 a.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 32.0 ppb (30) N/A N/A 1.3 μg/m3 (6) 30.0
 
April 9, 2021, 4 a.m. N/A 0.0 ppb (0) 0.3 ppb (1) N/A N/A 0.0 ppb (0) 32.0 ppb (30) N/A N/A 1.4 μg/m3 (6) 30.0
 
April 9, 2021, 3 a.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 1.0 μg/m3 (5) 32.0
 
April 9, 2021, 2 a.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 0.9 μg/m3 (4) 34.0
 
April 9, 2021, 1 a.m. N/A 0.0 ppb (0) 0.3 ppb (1) N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 0.8 μg/m3 (4) 35.0
 
April 9, 2021, midnight N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 0.7 μg/m3 (3) 35.0
 
April 8, 2021, 11 p.m. N/A 0.0 ppb (0) 0.3 ppb (1) N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 0.5 μg/m3 (3) 35.0
 
April 8, 2021, 10 p.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 0.6 μg/m3 (3) 34.0
 
April 8, 2021, 9 p.m. N/A 0.0 ppb (0) -0.1 ppb (0) N/A N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 0.5 μg/m3 (3) 36.0
 
April 8, 2021, 8 p.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 0.5 μg/m3 (3) 37.0
 
April 8, 2021, 7 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 0.4 μg/m3 (2) 37.0
 
April 8, 2021, 6 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 0.4 μg/m3 (2) 37.0
 
April 8, 2021, 5 p.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 0.5 μg/m3 (3) 36.0
 
April 8, 2021, 4 p.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 0.7 μg/m3 (3) 36.0
 
April 8, 2021, 3 p.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 0.5 μg/m3 (3) 35.0
 
April 8, 2021, 2 p.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 0.4 μg/m3 (2) 35.0
 
April 8, 2021, 1 p.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 0.5 μg/m3 (3) 35.0
 
April 8, 2021, noon N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 0.5 μg/m3 (3) 32.0
 
April 8, 2021, 11 a.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 32.0 ppb (30) N/A N/A 0.5 μg/m3 (3) 30.0
 
April 8, 2021, 10 a.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 34.0 ppb (32) N/A N/A 0.4 μg/m3 (2) 32.0
 
April 8, 2021, 9 a.m. N/A 0.0 ppb (0) 0.0 ppb (0) N/A N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 0.3 μg/m3 (2) 34.0
 
April 8, 2021, 8 a.m. N/A 0.0 ppb (0) 0.0 ppb (0) N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 0.2 μg/m3 (1) 35.0
 
April 8, 2021, 7 a.m. N/A 0.0 ppb (0) 0.0 ppb (0) N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 0.1 μg/m3 (1) 35.0
 
April 8, 2021, 6 a.m. N/A 0.0 ppb (0) 0.0 ppb (0) N/A N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 0.1 μg/m3 (1) 36.0
 
April 8, 2021, 5 a.m. N/A 0.0 ppb (0) 0.0 ppb (0) N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 0.1 μg/m3 (1) 35.0
 
April 8, 2021, 4 a.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 0.2 μg/m3 (1) 34.0
 
April 8, 2021, 3 a.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 0.2 μg/m3 (1) 36.0
 
April 8, 2021, 2 a.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 0.3 μg/m3 (2) 35.0
 
April 8, 2021, 1 a.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 0.3 μg/m3 (2) 35.0
 
April 8, 2021, midnight N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 0.2 μg/m3 (1) 36.0
 
April 7, 2021, 11 p.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 0.2 μg/m3 (1) 35.0
 
April 7, 2021, 10 p.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 0.2 μg/m3 (1) 35.0
 
April 7, 2021, 9 p.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 0.2 μg/m3 (1) 36.0
 
April 7, 2021, 8 p.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 0.2 μg/m3 (1) 36.0
 
April 7, 2021, 7 p.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 37.0 ppb (35) N/A N/A 0.3 μg/m3 (2) 35.0
 
April 7, 2021, 6 p.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 0.2 μg/m3 (1) 34.0
 
April 7, 2021, 5 p.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 0.2 μg/m3 (1) 34.0
 
April 7, 2021, 4 p.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 0.2 μg/m3 (1) 34.0
 
April 7, 2021, 3 p.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 0.2 μg/m3 (1) 34.0
 
April 7, 2021, 2 p.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 0.2 μg/m3 (1) 33.0
 
April 7, 2021, 1 p.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 0.2 μg/m3 (1) 33.0
 
April 7, 2021, noon N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 32.0 ppb (30) N/A N/A 0.2 μg/m3 (1) 30.0
 
April 7, 2021, 11 a.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A 0.4 μg/m3 (2) 25.0
 
April 7, 2021, 10 a.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 25.0 ppb (24) N/A N/A 0.5 μg/m3 (3) 24.0
 
April 7, 2021, 9 a.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 26.0 ppb (25) N/A N/A 0.5 μg/m3 (3) 25.0
 
April 7, 2021, 8 a.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A 0.5 μg/m3 (3) 25.0
 
April 7, 2021, 7 a.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 26.0 ppb (25) N/A N/A 0.5 μg/m3 (3) 25.0
 
April 7, 2021, 6 a.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A 0.6 μg/m3 (3) 25.0
 
April 7, 2021, 5 a.m. N/A 0.0 ppb (0) 0.3 ppb (1) N/A N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 0.5 μg/m3 (3) 27.0
 
April 7, 2021, 4 a.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 0.6 μg/m3 (3) 27.0
 
April 7, 2021, 3 a.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 0.6 μg/m3 (3) 27.0
 
April 7, 2021, 2 a.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 0.5 μg/m3 (3) 27.0
 
April 7, 2021, 1 a.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 28.0 ppb (26) N/A N/A 0.5 μg/m3 (3) 26.0
 
April 7, 2021, midnight N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 0.6 μg/m3 (3) 27.0
 
April 6, 2021, 11 p.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 0.5 μg/m3 (3) 27.0
 
April 6, 2021, 10 p.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 0.5 μg/m3 (3) 27.0
 
April 6, 2021, 9 p.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 0.4 μg/m3 (2) 28.0
 
April 6, 2021, 8 p.m. N/A 0.0 ppb (0) 0.3 ppb (1) N/A N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 0.4 μg/m3 (2) 29.0
 
April 6, 2021, 7 p.m. N/A 0.0 ppb (0) 0.4 ppb (1) N/A N/A 0.0 ppb (0) N/A N/A N/A 0.4 μg/m3 (2) 2.0
 
April 6, 2021, 6 p.m. N/A 0.0 ppb (0) 0.4 ppb (1) N/A N/A 0.0 ppb (0) N/A N/A N/A 0.4 μg/m3 (2) 2.0
 
April 6, 2021, 5 p.m. N/A 0.0 ppb (0) 0.5 ppb (1) N/A N/A 0.0 ppb (0) 28.0 ppb (26) N/A N/A 0.4 μg/m3 (2) 26.0
 
April 6, 2021, 4 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 0.3 μg/m3 (2) 27.0
 
April 6, 2021, 3 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.4 μg/m3 (2) 2.0
 
April 6, 2021, 2 p.m. N/A N/A N/A N/A N/A 0.0 ppb (0) N/A N/A N/A 0.2 μg/m3 (1) 1.0
 
April 6, 2021, 1 p.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 28.0 ppb (26) N/A N/A 0.3 μg/m3 (2) 26.0
 
April 6, 2021, noon N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A 0.1 μg/m3 (1) 25.0
 
April 6, 2021, 11 a.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A 0.3 μg/m3 (2) 25.0
 
April 6, 2021, 10 a.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A 0.4 μg/m3 (2) 25.0
 
April 6, 2021, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A N/A 0.3 μg/m3 (2) 2.0
 
April 6, 2021, 8 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A N/A 0.2 μg/m3 (1) 25.0
 
April 6, 2021, 7 a.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A 0.2 μg/m3 (1) 25.0
 
April 6, 2021, 6 a.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A 0.2 μg/m3 (1) 25.0
 
April 6, 2021, 5 a.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 27.0 ppb (25) N/A N/A 0.3 μg/m3 (2) 25.0
 
April 6, 2021, 4 a.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 28.0 ppb (26) N/A N/A 0.3 μg/m3 (2) 26.0
 
April 6, 2021, 3 a.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 26.0 ppb (25) N/A N/A 0.3 μg/m3 (2) 25.0
 
April 6, 2021, 2 a.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 28.0 ppb (26) N/A N/A 0.2 μg/m3 (1) 26.0
 
April 6, 2021, 1 a.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 0.2 μg/m3 (1) 27.0
 
April 6, 2021, midnight N/A 0.0 ppb (0) 0.3 ppb (1) N/A N/A 0.0 ppb (0) 28.0 ppb (26) N/A N/A 0.2 μg/m3 (1) 26.0
 
April 5, 2021, 11 p.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 0.3 μg/m3 (2) 28.0
 
April 5, 2021, 10 p.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 0.3 μg/m3 (2) 28.0
 
April 5, 2021, 9 p.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 0.3 μg/m3 (2) 28.0
 
April 5, 2021, 8 p.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 29.0 ppb (27) N/A N/A 0.4 μg/m3 (2) 27.0
 
April 5, 2021, 7 p.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 0.5 μg/m3 (3) 28.0
 
April 5, 2021, 6 p.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 0.3 μg/m3 (2) 28.0
 
April 5, 2021, 5 p.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 0.2 μg/m3 (1) 28.0
 
April 5, 2021, 4 p.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 0.2 μg/m3 (1) 29.0
 
April 5, 2021, 3 p.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 0.1 μg/m3 (1) 29.0
 
April 5, 2021, 2 p.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 0.2 μg/m3 (1) 29.0
 
April 5, 2021, 1 p.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 0.1 μg/m3 (1) 28.0
 
April 5, 2021, noon N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 30.0 ppb (28) N/A N/A 0.0 μg/m3 (0) 28.0
 
April 5, 2021, 11 a.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 0.0 μg/m3 (0) 29.0
 
April 5, 2021, 10 a.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 0.0 μg/m3 (0) 29.0
 
April 5, 2021, 9 a.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 0.0 μg/m3 (0) 29.0
 
April 5, 2021, 8 a.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 31.0 ppb (29) N/A N/A 0.0 μg/m3 (0) 29.0
 
April 5, 2021, 7 a.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 32.0 ppb (30) N/A N/A 0.0 μg/m3 (0) 30.0
 
April 5, 2021, 6 a.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 32.0 ppb (30) N/A N/A 0.0 μg/m3 (0) 30.0
 
April 5, 2021, 5 a.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 33.0 ppb (31) N/A N/A 0.0 μg/m3 (0) 31.0
 
April 5, 2021, 4 a.m. N/A 0.0 ppb (0) 0.1 ppb (1) N/A N/A 0.0 ppb (0) 35.0 ppb (33) N/A N/A 0.1 μg/m3 (1) 33.0
 
April 5, 2021, 3 a.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 36.0 ppb (34) N/A N/A 0.2 μg/m3 (1) 34.0
 
April 5, 2021, 2 a.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 38.0 ppb (36) N/A N/A 0.4 μg/m3 (2) 36.0
 
April 5, 2021, 1 a.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 0.6 μg/m3 (3) 37.0
 
April 5, 2021, midnight N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 0.7 μg/m3 (3) 38.0
 
April 4, 2021, 11 p.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 0.6 μg/m3 (3) 38.0
 
April 4, 2021, 10 p.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 0.5 μg/m3 (3) 38.0
 
April 4, 2021, 9 p.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 0.4 μg/m3 (2) 38.0
 
April 4, 2021, 8 p.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 0.3 μg/m3 (2) 38.0
 
April 4, 2021, 7 p.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 41.0 ppb (38) N/A N/A 0.2 μg/m3 (1) 38.0
 
April 4, 2021, 6 p.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 0.2 μg/m3 (1) 38.0
 
April 4, 2021, 5 p.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 0.3 μg/m3 (2) 37.0
 
April 4, 2021, 4 p.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 0.5 μg/m3 (3) 37.0
 
April 4, 2021, 3 p.m. N/A 0.0 ppb (0) 0.2 ppb (1) N/A N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 0.6 μg/m3 (3) 38.0
 
April 4, 2021, 2 p.m. N/A 0.0 ppb (0) 0.3 ppb (1) N/A N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 0.7 μg/m3 (3) 37.0
 
April 4, 2021, 1 p.m. N/A 0.0 ppb (0) 0.3 ppb (1) N/A N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 0.9 μg/m3 (4) 38.0
 
April 4, 2021, noon N/A 0.0 ppb (0) 0.3 ppb (1) N/A N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 1.3 μg/m3 (6) 38.0
 
April 4, 2021, 11 a.m. N/A 0.0 ppb (0) 0.3 ppb (1) N/A N/A 0.0 ppb (0) 39.0 ppb (37) N/A N/A 1.4 μg/m3 (6) 37.0
 
April 4, 2021, 10 a.m. N/A 0.0 ppb (0) 0.3 ppb (1) N/A N/A 0.0 ppb (0) 40.0 ppb (38) N/A N/A 1.5 μg/m3 (7) 38.0
 
April 4, 2021, 9 a.m. N/A 0.0 ppb (0) 0.3 ppb (1) N/A N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 1.5 μg/m3 (7) 39.0
 
April 4, 2021, 8 a.m. N/A 0.0 ppb (0) 0.4 ppb (1) N/A N/A 0.0 ppb (0) 42.0 ppb (39) N/A N/A 1.6 μg/m3 (7) 39.0
 
April 4, 2021, 7 a.m. N/A 0.0 ppb (0) 0.3 ppb (1) N/A N/A 0.0 ppb (0) 44.0 ppb (41) N/A N/A 1.5 μg/m3 (7) 41.0
 
April 4, 2021, 6 a.m. N/A 0.0 ppb (0) 0.3 ppb (1) N/A N/A 0.0 ppb (0) 45.0 ppb (42) N/A N/A 1.5 μg/m3 (7) 42.0
 
April 4, 2021, 5 a.m. N/A 0.0 ppb (0) 0.4 ppb (1) N/A N/A 0.0 ppb (0) 45.0 ppb (42) N/A N/A 1.5 μg/m3 (7) 42.0
 
April 4, 2021, 4 a.m. N/A 0.0 ppb (0) 0.4 ppb (1) N/A N/A 0.0 ppb (0) 45.0 ppb (42) N/A N/A 1.5 μg/m3 (7) 42.0
 
April 4, 2021, 3 a.m. N/A 0.0 ppb (0) 0.4 ppb (1) N/A N/A 0.0 ppb (0) 46.0 ppb (43) N/A N/A 1.6 μg/m3 (7) 43.0
 
April 4, 2021, 2 a.m. N/A 0.0 ppb (0) 0.5 ppb (1) N/A N/A 0.0 ppb (0) 47.0 ppb (44) N/A N/A 1.6 μg/m3 (7) 44.0
 
April 4, 2021, 1 a.m. N/A 0.0 ppb (0) 0.5 ppb (1) N/A N/A 0.0 ppb (0) 48.0 ppb (45) N/A N/A 1.5 μg/m3 (7) 45.0
 
April 4, 2021, midnight N/A 0.0 ppb (0) 0.4 ppb (1) N/A N/A 0.0 ppb (0) 49.0 ppb (46) N/A N/A 1.2 μg/m3 (5) 46.0
 
April 3, 2021, 11 p.m. N/A 0.0 ppb (0) 0.4 ppb (1) N/A N/A 0.0 ppb (0) 49.0 ppb (46) N/A N/A 1.2 μg/m3 (5) 46.0
 
April 3, 2021, 10 p.m. N/A 0.0 ppb (0) 0.4 ppb (1) N/A N/A 0.0 ppb (0) 48.0 ppb (45) N/A N/A 1.3 μg/m3 (6) 45.0
 
April 3, 2021, 9 p.m. N/A 0.0 ppb (0) 0.5 ppb (1) N/A N/A 0.0 ppb (0) 47.0 ppb (44) N/A N/A 1.5 μg/m3 (7) 44.0
 
April 3, 2021, 8 p.m. N/A 0.0 ppb (0) 0.5 ppb (1) N/A N/A 0.0 ppb (0) 47.0 ppb (44) N/A N/A 1.5 μg/m3 (7) 44.0
 
April 3, 2021, 7 p.m. N/A 0.0 ppb (0) 0.5 ppb (1) N/A N/A 0.0 ppb (0) 45.0 ppb (42) N/A N/A 1.5 μg/m3 (7) 42.0
 
April 3, 2021, 6 p.m. N/A 0.0 ppb (0) 0.5 ppb (1) N/A N/A 0.0 ppb (0) 43.0 ppb (40) N/A N/A 1.4 μg/m3 (6) 40.0