[Code of Federal Regulations]

[Title 40, Volume 17]

[Revised as of July 1, 2006]

From the U.S. Government Printing Office via GPO Access

[CITE: 40CFR81.21]



[Page 13]

 

                   TITLE 40--PROTECTION OF ENVIRONMENT

 

         CHAPTER I--ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)

 

PART 81_DESIGNATION OF AREAS FOR AIR QUALITY PLANNING PURPOSES--Table of 

Contents

 

          Subpart B_Designation of Air Quality Control Regions

 

Sec.  81.21  San Francisco Bay Area Intrastate Air Quality Control Region.



    The San Francisco Bay Area Intrastate Air Quality Control Region 

consists of the territorial area encompassed by the boundaries of the 

following jurisdictions (including the territorial area of all 

municipalities as defined in section 302(f) of the Clean Air Act, 42 

U.S.C. 1857h(f) geographically located within the outermost boundaries 

of the area so delimited):



    In the State of California: Alameda County, Contra Costa County, 

Marin County, Napa County; San Francisco County, San Mateo County, Santa 

Clara County.

    Solano County--that portion of Solano County which lies south and 

west of a line described as follows: Beginning at the intersection of 

the westerly boundary of Solano County and the \1/4\ section line 

running east and west through the center of Section 34, T. 6 N., R. 2 

W., M.D.B. & M., thence east along said \1/4\ section line to the east 

boundary of Section 36, T. 6 N., R. 2 W., thence south \1/2\ mile and 

east 2.0 miles, more or less, along the west and south boundary of Los 

Putos Rancho to the northwest corner of Section 4, T. 5 N., R. 1 W., 

thence east along a line common to T. 5 N. and T. 6 N. to the northeast 

corner of Section 3, T. 5 N., R. 1 E., thence south along section lines 

to the southeast corner of Section 10, T 3 N., R. 1 E., thence east 

along section lines to the south \1/4\ corner of Section 8, T. 3 N., R. 

2 E., thence east to the boundary between Solano and Sacramento 

Counties.

    Sonoma County--that portion of Sonoma County which lies south and 

east of a line described as follows:Beginning at the southeasterly 

corner of the Rancho Estero Americano, being on the boundary line 

between Marin and Sonoma Counties, California; thence running northerly 

along the easterly boundary line of said Rancho Estero Americano to the 

northeasterly corner thereof, being an angle corner in the westerly 

boundary line of Rancho Canada de Jonive; thence running along said 

boundary of Rancho Canada de Jonive westerly, northerly and easterly to 

its intersection with the easterly line of Graton Road; thence running 

along the easterly and southerly line of Graton Road, northerly and 

easterly to its intersection with the easterly line of Sullivan Road; 

thence running northerly along said easterly line of Sullivan Road to 

the southerly line of Green Valley Road; thence running easterly along 

the said southerly line of Green Valley Road and easterly along the 

southerly line of State Highway 116, to the westerly line of Vine Hill 

Road; thence running along the westerly and northerly line of Vine Hill 

Road, northerly and easterly to its intersection with the westerly line 

of Laguna Road; thence running northerly along the westerly line of 

Laguna Road and the northerly projection thereof to the northerly line 

of Trenton Road; thence running westerly along the northerly line of 

said Trenton Road to the easterly line of Trenton-Healdsburg Road; 

thence running northerly along said easterly line of Trenton-Healdsburg 

Road to the easterly line of Eastside Road; thence running northerly 

along said easterly line of Eastside Road to its intersection with the 

southerly line of Rancho Sotoyome; thence running easterly along said 

southerly line of Rancho Sotoyome to its intersection with the township 

line common to Townships 8 and 9 North, Mt. Diablo Base and Meridian; 

thence running easterly along said township line to its intersection 

with the boundary line between Sonoma and Napa Counties, State of 

California.



[36 FR 22421, Nov. 25, 1971, as amended at 46 FR 3889, Jan. 16, 1981]