PM2.5 NAAQS update now implemented (as of May 6th) across the AirNow systemThe AirNow Data Management Center has implemented the NAAQS changes across the AirNow system at 6am eastern time on May 6, 2024 – the update impacts all AirNow products including AirNow.gov, the AirNow App, AirNowAPI, EnviroFlash, all map/text products, AirNow-Tech Forecast Submittal System, etc. For more details on this change, please see the EPA's Fact Sheet:
Posted May 6, 2024, 06:11 (PT)
https://www.epa.gov/system/files/documents/2024-02/pm-naaqs-air-quality-index-fact-sheet.pdf Or the EPA's Final Rule: https://www.federalregister.gov/documents/2024/03/06/2024-02637/reconsideration-of-the-national-ambient-air-quality-standards-for-particulate-matter If you have any questions please contact us at dmc@airnowtech.org. Thank you, AirNow Data Management Center |
AirNow-Tech is a password-protected website for air quality data management analysis, and decision support. AirNow-Tech is primarily used by the federal, State, Tribal, and local air quality organizations that provide data and forecasts to the AirNow system, as well as researchers and other air data users. It allows users to:
- Access monitoring site data, information, and polling status
- Analyze current and past air quality events and episodes
- Submit and analyze air quality forecasts
- Configure EnviroFlash email services for public dissemination of air quality forecasts
- View meteorological and air quality data
- Generate data reports
- Create GIS-based maps with air quality and meteorological conditions
- Sign up for the AirNow Notifier listserve
A comprehensive list of EPA air pollution data sources
Register with AirNow API for an automatic feed of AirNow air quality data
Color Legend | |||
---|---|---|---|
Green | Current | Yellow | 2 to 6 hrs old |
Red | over 6 hrs old | Gray | Unknown status |
May 13, 2024 03:17 (ET) | (All times are in ET) |
Agency | Ozone | PM2.5 | PM10 |
---|---|---|---|
AB1 | 05/13 02:00 | 05/13 01:00 | 02/25 09:00 |
AF1 | 08/15 08:00 | ||
AIR | 04/05 17:00 | ||
AKC | |||
AL1 | 05/13 02:00 | 05/13 01:00 | 04/26 09:00 |
AL2 | 05/12 06:00 | 05/12 06:00 | 05/12 06:00 |
AL3 | |||
AL4 | 05/13 02:00 | 05/13 02:00 | 05/13 02:00 |
ALG | 05/13 02:00 | ||
AZ2 | 05/13 02:00 | 05/13 01:00 | 05/13 01:00 |
AZ3 | 05/13 02:00 | 05/13 01:00 | 05/13 01:00 |
AZ4 | 05/13 02:00 | 05/13 02:00 | 05/13 02:00 |
AZE | 05/13 02:00 | ||
BAA | 03/16 16:00 | ||
BC1 | 05/13 02:00 | 05/13 01:00 | 05/13 01:00 |
BC2 | 05/13 02:00 | 05/13 02:00 | 05/13 02:00 |
BFA | 05/07 03:00 | ||
BH2 | 05/13 03:00 | ||
BI1 | 05/13 02:00 | ||
BIH | 05/13 03:00 | ||
BK1 | |||
BLK | 05/12 23:00 | 05/12 23:00 | 05/12 23:00 |
BLW | 05/13 02:00 | 05/13 01:00 | |
BPT | 05/13 01:00 | 05/13 01:00 | 05/13 01:00 |
BR1 | 05/13 02:00 | ||
BZ1 | 05/13 02:00 | ||
CA0 | 05/13 02:00 | 05/13 02:00 | 05/13 02:00 |
CA1 | 05/13 02:00 | 05/13 02:00 | 08/27 03:00 |
CA2 | 05/13 01:00 | 05/13 01:00 | |
CA3 | 05/13 02:00 | 05/13 02:00 | 05/13 02:00 |
CA4 | 05/13 02:00 | 05/13 02:00 | 05/13 02:00 |
CA8 | 05/13 01:00 | 05/13 01:00 | 05/13 01:00 |
CA9 | 05/13 02:00 | 05/13 02:00 | 05/13 02:00 |
CAT | 05/13 02:00 | 05/13 02:00 | |
CHD | 05/12 20:00 | ||
CHO | 11/29 13:00 | ||
CI1 | 05/08 15:00 | ||
CMB | 05/13 02:00 | ||
CN1 | |||
CN2 | 05/13 02:00 | ||
CN3 | 05/13 01:00 | 05/11 21:00 | 05/21 01:00 |
CN4 | |||
CO1 | 05/13 02:00 | 05/13 02:00 | 05/13 02:00 |
CO4 | |||
COG | 05/06 02:00 | ||
CRI | 09/13 18:00 | ||
CT1 | 05/13 02:00 | 05/13 02:00 | 05/13 02:00 |
CUR | 11/01 02:00 | 05/19 10:00 | |
DC1 | 05/13 02:00 | 05/13 01:00 | 09/07 08:00 |
DE1 | 05/13 02:00 | 05/13 01:00 | |
DN1 | |||
DRN | 07/11 09:00 | ||
DUS | 05/13 02:00 | ||
EKD | 05/13 01:00 | ||
EMU | |||
EP1 | |||
EPA | 08/21 12:00 | ||
FL0 | |||
FL1 | 05/13 02:00 | 05/13 01:00 | 05/13 01:00 |
FL2 | 05/13 02:00 | 05/13 02:00 | 05/13 02:00 |
FL3 | 05/13 01:00 | 05/13 01:00 | 05/13 01:00 |
FL4 | 05/13 02:00 | 05/13 02:00 | 05/13 02:00 |
FL7 | |||
FS1 | 05/13 02:00 | 05/13 02:00 | 05/13 02:00 |
GA1 | 05/13 01:00 | 05/13 01:00 | 05/13 01:00 |
GAB | 03/10 02:00 | ||
GBU | 05/13 02:00 | 05/13 01:00 | 05/13 01:00 |
GFC | |||
GH1 | 05/13 02:00 | ||
GN1 | 10/31 12:00 | ||
GOL | |||
GT1 | 04/25 12:00 | 05/13 01:00 | 05/13 01:00 |
HC1 | 01/28 19:00 | ||
HI1 | 05/13 01:00 | 05/13 02:00 | 05/13 01:00 |
IA2 | 05/13 02:00 | 05/13 02:00 | |
IA3 | 05/13 02:00 | 05/13 02:00 | |
IL1 | 05/13 02:00 | 05/13 01:00 | |
JCE | |||
JDA | 05/13 01:00 | ||
JOR | 03/06 10:00 | 03/24 17:00 | |
JP1 | 12/30 02:00 | 12/30 02:00 | 12/30 02:00 |
KAZ | 05/13 02:00 | ||
KE1 | 03/08 05:00 | ||
KM1 | 05/13 03:00 | 05/13 03:00 | |
KS1 | 05/13 02:00 | 05/13 02:00 | 05/13 02:00 |
KY1 | 05/13 02:00 | 05/13 02:00 | |
KY2 | 05/13 02:00 | 05/13 02:00 | 05/13 02:00 |
KYI | 09/17 09:00 | ||
KZ1 | 05/13 02:00 | ||
LA1 | 05/13 02:00 | 05/13 02:00 | 04/01 00:00 |
LAO | 05/13 02:00 | ||
LC1 | |||
LEM | |||
LPS | |||
MA1 | 05/13 00:00 | 05/13 00:00 | 05/13 00:00 |
MAD | 05/13 02:00 | ||
MAP | 05/13 02:00 | 05/13 02:00 | |
MD1 | 05/13 02:00 | 05/13 02:00 | 05/13 02:00 |
ME1 | 05/13 01:00 | 05/13 01:00 | 05/13 01:00 |
MEN | 05/10 13:00 | 05/13 02:00 | 05/13 02:00 |
MEX | 01/17 14:00 | ||
MGN | |||
ML1 | 10/17 08:00 | ||
MM1 | 05/13 02:00 | 05/13 02:00 | |
MMR | 05/12 21:00 | ||
MOE | |||
MON | 05/13 02:00 | 05/13 02:00 | 05/13 02:00 |
MS1 | 05/13 02:00 | 05/13 02:00 | 05/13 02:00 |
MT1 | 05/13 02:00 | 05/13 01:00 | 05/13 01:00 |
MX2 | 04/23 06:00 | 04/23 06:00 | 04/23 06:00 |
MY1 | 05/13 02:00 | ||
NC2 | 05/13 02:00 | 05/13 02:00 | 05/13 02:00 |
NCA | 05/13 02:00 | 05/13 02:00 | 05/13 02:00 |
ND1 | 05/13 02:00 | 05/13 01:00 | 05/13 01:00 |
NE2 | 05/13 02:00 | 05/13 02:00 | 05/13 02:00 |
NEA | 05/13 02:00 | ||
NH1 | 05/13 02:00 | 05/13 01:00 | 05/13 01:00 |
NI1 | 05/10 21:00 | ||
NI2 | 01/02 04:00 | ||
NJ1 | 05/13 02:00 | 05/13 01:00 | |
NL1 | 05/13 01:00 | 05/13 01:00 | 01/22 13:00 |
NM2 | 05/13 02:00 | 05/13 01:00 | 05/13 01:00 |
NOS | 05/13 02:00 | 05/13 01:00 | |
NPS | 05/13 02:00 | 05/13 01:00 | |
NRB | 12/31 18:26 | 12/31 18:26 | |
NV2 | 05/13 02:00 | 05/13 01:00 | 05/13 01:00 |
NV3 | 05/13 02:00 | 05/13 02:00 | 05/13 02:00 |
OAP | 05/13 01:00 | ||
OAQ | 05/13 02:00 | 05/13 02:00 | 05/13 02:00 |
OAR | |||
OCN | |||
OD1 | 06/06 13:00 | ||
OH1 | 05/13 02:00 | 05/13 01:00 | 05/13 01:00 |
OR1 | 05/13 02:00 | 05/13 02:00 | |
OR2 | 05/13 02:00 | 05/13 02:00 | |
OTH | |||
PA2 | 05/13 02:00 | 05/13 01:00 | 05/13 01:00 |
PA3 | 05/13 02:00 | 05/13 01:00 | |
PAR | 05/13 02:00 | ||
PH1 | 05/13 02:00 | ||
PIN | |||
PK1 | 05/13 02:00 | ||
PK2 | 05/13 02:00 | ||
PK3 | 05/13 01:00 | ||
PK4 | 05/13 02:00 | ||
QA1 | 09/19 06:00 | 11/30 03:00 | |
RI1 | 05/13 02:00 | 05/13 02:00 | |
RIY | 12/30 04:00 | ||
RT9 | |||
RWA | 05/13 02:00 | ||
SC1 | 05/13 02:00 | 05/13 02:00 | 05/13 02:00 |
SCS | |||
SEN | 04/22 19:00 | ||
SFN | 03/05 07:00 | ||
SHA | 05/13 02:00 | 05/13 02:00 | |
SIC | |||
SK1 | 05/13 01:00 | 05/13 01:00 | |
SLO | 05/13 02:00 | 05/13 02:00 | 05/13 02:00 |
SMA | 02/04 05:00 | 02/04 05:00 | 08/07 09:00 |
SMJ | 05/11 13:00 | 05/11 13:00 | 05/11 13:00 |
SMS | |||
SR1 | 05/13 02:00 | 05/13 01:00 | |
SU1 | 05/04 14:00 | ||
SY1 | 05/08 01:00 | ||
TEL | |||
THM | 05/13 02:00 | 05/10 08:00 | 05/12 07:00 |
TMA | |||
TN1 | 05/13 02:00 | 05/13 01:00 | |
TN2 | 05/13 01:00 | 05/13 01:00 | 12/31 23:00 |
TN3 | 05/13 02:00 | 05/13 01:00 | 01/01 00:00 |
TNC | |||
TOG | 05/13 02:00 | ||
TPCD | 05/13 01:00 | 05/13 01:00 | 05/13 01:00 |
TRP | 05/13 01:00 | ||
TRX | 05/13 03:00 | 05/13 03:00 | 05/13 03:00 |
TSI | |||
TX1 | 05/13 02:00 | 05/13 01:00 | 05/13 01:00 |
UDA | |||
UGS | |||
UNR | |||
UTE | 05/13 01:00 | 06/01 01:00 | |
UTM | |||
UZB | 05/13 02:00 | 05/13 02:00 | |
VA1 | 05/13 02:00 | 05/13 01:00 | 05/13 01:00 |
VG1 | 01/23 19:24 | ||
VT1 | 05/13 02:00 | 05/13 01:00 | 05/13 01:00 |
WA1 | 05/13 02:00 | 05/13 01:00 | 05/13 01:00 |
WES | |||
WI1 | 05/13 02:00 | 05/13 02:00 | 05/13 02:00 |
WT1 | 05/13 01:00 | ||
WV2 | 05/13 02:00 | 05/13 02:00 | |
YER | 06/15 07:00 |