Re: [datameet] National Air Quality Index Website

2015-04-17 Thread Sarath Guttikunda
good morning. good morning and hope all is well. following the India Together piece and the AQI related articles in the press, we had some questions on what to do, if the data from the stations is not reliable or enough. The following is an effort to show the flow of information to AQI.

Re: [datameet] National Air Quality Index Website

2015-04-16 Thread sguttikunda
I recently joined the group and I am glad that I did. Rajesh (IFMR) forwarded some emails from this chain. Yes, AQI methodology is different from what USEPA uses. That has to, primarily, do with the background concentrations - in India, we have a higher dusty background concentration, which

Re: [datameet] National Air Quality Index Website

2015-04-08 Thread Pavan Srinath
Please take whatever the new website shows with many buckets of salt. Do check out this news clipping a friend shared: https://drive.google.com/file/d/0Bzzz3fJIhB2xWVlQVlUzaDc5LTJIUHJtSnZ5TVEyWjRuUzkw/view?usp=sharing They are confusing CO levels with PM levels! And thus declaring BTM Layout,

[datameet] National Air Quality Index Website

2015-04-07 Thread srinivas kodali
Hi All, Here is the website for the National Air Quality Index. A simple made to look good website http://aqi.iitk.ac.in:9000/# Play with it once. There is a air quality monitoring station in IIT Madras, the most greenest and least polluting part of Chennai. How can you compare that to chennai`s

Re: [datameet] National Air Quality Index Website

2015-04-07 Thread Thejesh GN
Is there a document on how this specific AQI is calculated? Thej -- Thejesh GN *⏚* ತೇಜೇಶ್ ಜಿ.ಎನ್ http://thejeshgn.com GPG ID : 0xBFFC8DD3C06DD6B0 On 8 April 2015 at 06:27, Eric Dodge edodg...@gmail.com wrote: A couple other points to add to the discussion: The color of the map dots doesn't