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The Air District is issuing an air quality advisory due to smoke from the Crystal Fire in Napa County for today, Wednesday, June 5. Localized smoke impacts are possible near Angwin and may impact the Napa Valley from St. Helena to Calistoga. We will be closely monitoring air quality for smoke impacts from this incident.

The Air District will host its first career fair on Tuesday, October 6, from 10am to 2pm at Saint Mary's Cathedral in the St. Francis Hall. The career fair will provide information about job opportunities at the Air District, and will give attendees an opportunity to speak to current employees about their areas of expertise.

Oct 1, 1996 ... Source Test Procedure ST-23 WATER VAPOR (Adopted January 20, 1982) 1. APPLICABILITY 1.1 This method is used to quantify the water vapor content of stack gases. It is applicable in all cases in which ...

Sep 27, 1996 ... Source Test Procedure ST-18 STACK TRAVERSE POINT DETERMINATION (Adopted January 20, 1982) 1. APPLICABILITY 1.1 This procedure is used to determine the number and location of traverse points required ...

Sep 26, 1996 ... Source Test Procedure ST-2 BERYLLIUM (Adopted January 20, 1982) REF: Regulation 11-3-301 1. APPLICABILITY 1.1 This procedure is used to quantify emissions of Beryllium. It determines compliance with ...

Oct 1, 1996 ... Source Test Method ST-29 VINYL CHLORIDE Adopted April 21, 1982 REF: Regulation 11-6 1. APPLICABILITY 1.1 This method is used to determine emissions of vinyl chloride. It is applicable to the ...

十月 1, 1996 ... Source Test Procedure ST-25 FLUORIDE, INTEGRATED SAMPLE (Adopted January 20, 1982) REF: Regulation 10-1-301 1. APPLICABILITY 1.1 This method is used to quantify emissions of fluoride. It ...

九月 27, 1996 ... Source Test Method ST-15 PARTICULATE (Adopted January 20, 1982) REF: Regulations 6-310, 6-311, 10-1-301 1. APPLICABILITY 1.1 This method is used to quantify particulate emissions. It ...

Oct 1, 1996 ... Source Test Procedure ST-32 ETHANOL, INTEGRATED SAMPLING (Adopted December 21, 1988) REF: Regulation 8, Rule 42 1. APPLICABILITY 1.1 This procedure is used to quantify emissions of ethanol. It ...

Oct 7, 1996 ... Source Test Method ST-16 PHENOLIC COMPOUNDS (Adopted January 20, 1982) REF: Regulation 7-303 1. APPLICABILITY 1.1 This method is used to quantify emissions of phenolic compounds as phenol. It is ...

Oct 1, 1996 ... Source Test Procedure ST-28 HYDROGEN SULFIDE, INTEGRATED SAMPLING (Adopted January 20, 1982) REF. Regulation 10-8-303 1. APPLICABILITY 1.1 This method is applicable for the determination of hydrogen ...

Oct 1, 1996 ... Source Test Procedure ST-21 TOTAL REDUCED SULFUR REF: Regulations 12-1-301 thru 303 1. APPLICABILITY 1.1 This method is used to quantify emissions of total reduced sulfur compounds (TRS) as H S, in ...

Sep 27, 1996 ... Source Test Procedure ST-5 CARBON DIOXIDE, CONTINUOUS SAMPLING REF: Regulation 6-310.1 1. APPLICABILITY 1.1 This method is used to quantify emissions of carbon dioxide. It determines compliance ...

Sep 27, 1996 ... Source Test Procedure ST-6 CARBON MONOXIDE, CONTINUOUS SAMPLING REF: Regulation 8-1-110.3, 10-8-301 1. APPLICABILITY 1.1 This method is used to quantify emissions of carbon monoxide (CO).

Sep 27, 1996 ... Source Test Procedure ST-19A SULFUR DIOXIDE, CONTINUOUS SAMPLING (Adopted January 20, 1982) REF: Regulations 9-1-302, 9-1-304 through 310, 10-1-301 1. APPLICABILITY 1.1 This method is used to ...

Oct 1, 1996 ... Source Test Procedure ST-26 COKE BURN-OFF RATE REF: Regulation 10-8-301 1. APPLICABLITY 1.1 In order to determine compliance with Regulation 10-8-301 for particulate emissions from Fluid Catalytic ...

Oct 23, 2015 ... Floor Barcode # Description Additional Description Finish Mfg. Model # Length/ Width Depth Height Color Qty Photo 1 6190 Cabinet Wood 36 13 48 Walnut 1 6195 1 6191 Chair, guest Without arms Vinyl ...

Sep 27, 1996 ... Source Test Procedure ST-19B TOTAL SULFUR OXIDES, INTEGRATED SAMPLE REF: Regulations 9-1-302, 9-1-304 through 310, 10-1-301 1. APPLICABILITY 1.1 This method is used to quantify emissions of total ...

Sep 27, 1996 ... Source Test Procedure ST-13A OXIDES OF NITROGEN, CONTINUOUS SAMPLING REF: Regulations 9-3-301, 9-3-302, 10-1-301 1. APPLICABILITY 1.1 This method is used to quantify emissions of oxides of nitrogen.

Oct 1, 1996 ... Source Test Procedure ST-37 GASOLINE DISPENSING FACILITY LIQUID REMOVAL DEVICES (Adopted December 21, 1994) REF: 8-7-302, 317 1. APPLICABILITY 1.1 This procedure is used to quantify the removal of ...