Download PDF Copy - Pemsea
Download PDF Copy - Pemsea
Download PDF Copy - Pemsea
Create successful ePaper yourself
Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.
Annex 4.<br />
National ambient air quality guideline values (Philippines).*<br />
Description<br />
Air Air Quality Criteria<br />
Source<br />
Suspended particulate matter<br />
a.<br />
b.<br />
TSP (μg/NCM; ppm)<br />
PM-10 (μg/NCM; ppm)<br />
a.<br />
b.<br />
230; _<br />
150; _<br />
Sulfur dioxide (μg/NCM; ppm) 180; 0.07<br />
Nitrogen dioxide (μg/NCM; ppm) 150; 0.08<br />
Photochemical oxidants as ozone (μg/NCM; ppm)<br />
Carbon monoxide (mg/NCM; ppm)<br />
Lead (μg/NCM)<br />
140; 0.07 (1 hr); 60; 0.03 (8 hrs)<br />
35; 30 (1 hr); 10; 9 (8 hrs)<br />
1.5<br />
DAO 81<br />
* Short-term — Maximum limits represented by ninety-eight percentile (98%) values not to exceed more than once a year.<br />
Reference<br />
DAO 81 (DENR Administrative Order No. 81). 2000. Implementing Rules and Regulations for RA 8749 (Philippine Clean<br />
Air Act of 1999). Environmental Management Bureau, Department of Environment and Natural Resources, Quezon<br />
City, Philippines.<br />
118 State of the Coasts of Batangas Province